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Diagnostic testing, malfunction indication, or electrical condition measurement

Subclass of:

455 - Telecommunications

455403000 - RADIOTELEPHONE SYSTEM

455422100 - Zoned or cellular telephone system

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
455424000 System equipment 182
455425000 Subscriber equipment 114
Entries
DocumentTitleDate
20130183960METHOD FOR PROVIDING INFORMATION IN A CELLULAR WIRELESS COMMUNICATION SYSTEM - The present invention relates to a method for providing information in a cellular wireless communication system, the method comprises: detecting a radio link failure (RLF) for a mobile station while connected to a first cell; re-establishing the connection in a second cell; and providing information about said radio link failure (RLF) only to cells supporting the same radio access technology (RAT) as said first cell and/or a third cell, wherein said third cell is the cell to which said mobile station was connected before said first cell. Furthermore, the invention also relates to a method in a mobile station, a method in a base station, a computer program, a computer program product, a mobile station device and a base station device.07-18-2013
20080261584METHOD AND SYSTEM FOR CONDUCTING SPECIFIC ABSORPTION RATE TESTING OF A MOBILE COMMUNICATION DEVICE - Embodiments relate to systems and methods for conducting specific absorption rate testing of a mobile communication device. A system includes: a simulated head; a simulated hand positioned proximate to the simulated head for supporting the mobile communication device during the testing; a probe positioned within the simulated head; and a processor. The processor is operatively coupled to the probe and configured to determine a field strength of a field radiated by the mobile communication device. A method includes: positioning the mobile communication device in supported relation to a simulated hand; causing a probe to be positioned within a simulated head, the simulated head positioned in proximity to the mobile communication device; and determining a field strength of a field radiated by the mobile communication device.10-23-2008
20110300857Multicarrier Transmission Method and Apparatus - A signaling mechanism is provided to indicate to the user equipment which mode is currently in use for uplink and/or downlink transmission in a system supporting different transmission modes of a multicarrier radio system, such as a HSPA system or another radio system. Using such signaling a particular mode can be dynamically or semi-dynamically activated according to the need, UE reported events or measurements, BS measurements, type of service, DRX cycle in use etc.12-08-2011
20100056133Data Compaction Techniques - Many areas of technology need highly accurate data compression to provide small, multifunctional devices. For example, in the area of communication governed by the IEEE 802.11 standards, a wireless device could significantly improve its performance by using its calibration data. Moreover, because of the increased mobility of users, a wireless device should be able to operate in different regulatory domains. This flexibility requires access to significant amounts of data regarding such regulatory domains. Advantageously, piecewise linear abstraction and/or mapping can be used to significantly reduce the amount of stored data while ensuring accuracy in reproducing the total data at a later point in time.03-04-2010
20120184264MEASUREMENT OF LTE CELL ATTACH DELAY - A base station has a wireless interface, a processor, and a management interface. The processor determines a delay before an attach request was successful, the processor also being arranged to determine a cumulative distribution of the delay values of different attach requests, and a compressed representation of the cumulative distribution. The management interface is used to send the compressed representation to a management system. The cumulative distribution is simpler, having no change in a sign of its gradient, and so can be approximated and represented in compressed form with much less risk of loss of relevant information.07-19-2012
20090191860APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING CONTROL INFORMATION MESSAGE IN A COMMUNICATION SYSTEM - An apparatus and method for operating a base station and a mobile station in a communication system are provided. The operation of the base station includes persistently allocating resources to at least one mobile station and transmitting, in a current frame, a control information message including a change counter flag indicating whether persistent resource allocation information, transmitted in a previous frame, is changed. An operation of the mobile station includes receiving a control information message, including a change counter flag indicating whether persistent resource allocation information included in a control information message transmitted in a previous frame is changed, from a base station in a current frame and checking a value of the change counter flag.07-30-2009
20110195707Apparatus, Method and Program Providing a Confidence Estimation of Coverage Hole Detection - Method, apparatus and software configured to detecting a radio coverage hole and providing a confidence information of a detected radio coverage hole. A coverage hole detection signal and confidence information may be received and evaluated, deciding on a potential coverage hole reducing or closing process depending on the evaluation.08-11-2011
20110195706MOBILE STATION AND MOBILE COMMUNICATION METHOD - A mobile station UE includes a measurement unit (08-11-2011
20110195705MATCHING CIRCUIT FOR A MULTI-BAND ANTENNA AND MULTI-BAND RADIO INCORPORATING THE SAME - A device for multiple band frequency communication may include a chassis, a transceiver for receiving and transmitting voice and data communications over any one of multiple frequency bands, an antenna assembly comprising a single radiator and an antenna matching unit, and an antenna connector provided on the chassis for mounting the antenna assembly to the device and connecting the antenna assembly to the transceiver via a transmission line, wherein the antenna matching unit is provided between the radiator and the antenna connector and comprises a reactive circuit to filter the communications and transform an impedance between the radiator and the antenna connector to match an impedance between the transceiver and the antenna connector for each of the multiple frequency bands. A method and system is disclosed for communicating voice and data communications over multiple frequency bands.08-11-2011
20110195704COMMUNICATION SYSTEM OF PERFORMING UPLINK COMMUNICATION AND DOWNLINK COMMUNICATION USING OVERLAPPING RADIO RESOURCE - A communication system performs an uplink communication and a downlink communication using respective radio resources that at least partially overlap each other in both time and frequency, which may cause interference to occur in at least one downlink terminal due to at least one uplink terminal. The at least one uplink terminal and the at least one downlink terminal may process the interference according to a rate split scheme, an interference control scheme, and the like. Interference occurring between at least one transmit antenna and at least one receive antenna of a base station may be processed according to an echo cancellation scheme and the like.08-11-2011
20130029659METHOD AND DEVICE FOR MAINTAINING THE PERFORMANCE QUALITY OF A COMMUNICATION SYSTEM IN THE PRESENCE OF NARROW BAND INTERFERENCE - A system that incorporates teachings of the subject disclosure may include, for example, a method for measuring power levels in narrow frequency bands of signals provided by a radio frequency receiver configured to scan radio frequency signals over a wide frequency band, calculating an average wideband power level from at least a portion of the measured power levels, determining a threshold from the average wideband power level, the portion of the measured power levels in the narrow frequency bands, or both, detecting from the signals narrow band interference based on the threshold, and substantially suppressing the detected narrow band interference. Other embodiments are disclosed.01-31-2013
20100159918SYSTEM AND METHOD FOR PROVIDING BROADCAST SERVICES IN BROADBAND WIRELESS ACCESS SYSTEM - Disclosed are a system and method for providing broadcast services in a broadband wireless access system. According to an exemplary embodiment, by allowing a terminal to receive broadcast service data using carrier information that is used to provide a broadcast service received from a base station and performing other communication except for the broadcast service using other carriers except for the carrier used to provide the broadcast service, efficient use of carrier frequency resources without any loss is achieved.06-24-2010
20100113006CELL CALIBRATION - A system and method for enabling an access point to transmit a pilot signal to a mobile device operating in a specified location until a pilot signal acknowledgement is received from the mobile device indicating the pilot signal was detected at the specified location. The system and method further enabling the access point to automatically set an operational power level for the pilot signal based on a power level at which the pilot signal was being transmitted when the pilot signal acknowledgement was received.05-06-2010
20100075662METHOD FOR ACTIVATING RECORDINGS OF EVENTS CONCERNING TERMINALS AND EQUIPMENT THEREFOR - The invention concerns a method which consists, in a radio communication system comprising a core network, at least one radio network controller connected to the core network and configured to control radio communications with terminals and at least one operation center capable of supervising said radio network controller, in: transmitting from the operating center to a radio network controller, a coded list of terminal identifiers; transmitting the coded list to the control network from the radio network controller; decoding the coded list at the core network; detecting at the core network a radio communication under the control of the radio network controller, with a terminal identified in the decoded list; and instructing the radio network controller, from the core network, to start a recording of events concerning the detected communication.03-25-2010
20100075661Method and System for Tuning and Self-Monitoring of Wireless Networks - A method includes determining a first performance indicator for a wireless network, the first performance indicator including an unperturbed value of a parameter of an access point of the network; perturbing the parameter of the wireless network by a predetermined increment to obtain a perturbed value of the parameter; determining a second performance indicator for the wireless network, the second performance indicator including the perturbed value of the parameter; and selecting the one of the unperturbed value of the parameter and the perturbed value of the parameter corresponding to a higher of the first performance indicator and the second performance indicator.03-25-2010
20130029658METHOD AND DEVICE FOR MAINTAINING THE PERFORMANCE QUALITY OF A COMMUNICATION SYSTEM IN THE PRESENCE OF NARROW BAND INTERFERENCE - A system that incorporates teachings of the subject disclosure may include, for example, a method for analyzing a wide frequency band with respect to signal power levels in specified narrow frequency bands, detecting narrow band signal power levels received in the specified narrow frequency bands, determining an average composite wideband power level from the narrow band signal power levels, determining an adaptive threshold, scanning a known narrow band channel of the wide frequency band having a history of causing interference in the wide frequency band, and detecting according to one of the adaptive threshold, the average composite wideband power level, or both, interference in the wide frequency band caused by signals transmitted in the known narrow band channel. Other embodiments are disclosed.01-31-2013
20130084850Prioritizing Radio Access Technologies For Measurement - A prioritized measurement list is stored in a memory, and each entry in the prioritized measurement list defines a unique combination of frequency layer and radio access technology for a serving cell and for neighbor cells. Based on at least signal strength of the serving cell, there is selected, from a neighbor list according to the prioritized measurement list, a set of entries for measuring according to a selection rule. The selection rule provides: for the case in which the signal strength of the serving cell is relatively high, the selected set is a first set and represents higher priority ones of the prioritized measurement list; and for the case in which the signal strength of the serving cell is relatively low, the selected set is a second set and represents lower priority ones of the prioritized measurement list.04-04-2013
20130078992SYSTEM, METHOD, AND SOFTWARE PROGRAM PRODUCT FOR TRACKING CALL FAILURES ON A WIRELESS PHONE - A system, method and software application track call failures on a wireless phone. A software application on the phone monitors outbound calls made on the phone to determine whether or not a call fails. In one embodiment, such monitoring is done only for a select period of time (e.g., the initial few seconds when the phone is attempting to connect to a call to the wireless communication carrier's network), and, in an alternate embodiment, such monitoring is done for the duration of the call. If a call fails, the software application stores information related to the call. Examples of such types of information include the time the call failed, the location of the phone at call failure, and identification information for the phone. The stored call information is then sent to the wireless communication carrier to enable the carrier to assess network quality.03-28-2013
20130078991METHOD AND DEVICE FOR MANAGING INTERFERENCE IN NEIGHBOURING CELLS HAVING MULTIPLE SENDING AND RECEIVING NODES - Disclosed is method for controlling interference in a wireless system having multiple sending and receiving nodes. In the method for controlling interference in a wireless system having multiple sending and receiving nodes, a plurality of receiving nodes share each other's channel information, each of the receiving nodes uses the shared channel information to calculate a precoding matrix which is fed back to the sending nodes, and each of the sending nodes uses each of the precoding matrices received as feedback to transmit a send signal to the receiving nodes, thereby controlling interference. Complete interference alignment can be achieved even by just sharing channel information between receiving nodes, and the invention can be employed not only for inter-cell interference but also for intra-cell interference environments.03-28-2013
20120208529SYSTEM AND METHOD OF ONLINE RADIATION MANAGEMENT AND CONTROL OF NON-IONIZING RADIATION SOURCES - A computerized system for continuously monitoring the radiation coming from one or more radiation sources in a site, comprising: (a) a processing unit, for comparing radiation related data with regulation operational permits of the radiation sources, wherein the processing unit receives data files from the radiation sources and extracts from them the radiation related data; (b) a permits server for providing the regulation operational permits to the processing unit, wherein the permits server is connected to the processing unit; (c) an anomaly generator for receiving the compared radiated data from the processing unit, and generating an anomaly data file; wherein the anomaly file is utilized for managing and controlling the radiation sources, and detecting radiation anomaly in the site.08-16-2012
20120208527SYSTEM AND METHOD FOR RELEASING RRC CONNECTION IN WIRELESS COMMUNICATION NETWORK - Provided are systems and methods for releasing a radio resource control (RRC) connection between a user equipment and a radio network controller. The system may include a user equipment and a radio network controller. The user equipment may be configured to transmit a RRC connection release indication when a timer expires in a connected mode and release the RRC connection upon receiving a RRC connection release message. The radio network controller may be configured to receive the RRC connection release indication from the user equipment and transmit the RRC connection release message in response to the RRC connection release indication.08-16-2012
20100099402METHOD OF IMPROVING RADIO RESOURCE CONTROL CONNENCTION ESTABLISHMENT IN A WIRELESS COMMUNICATION SYSTEM AND RELATED COMMUNICATION DEVICE - A method of improving Radio Resource Control, abbreviated to RRC, connection establishment for an RRC layer of a user equipment in a wireless communication system, the method including when a specific event occurs during an RRC connection establishment procedure, initiating the RRC connection establishment procedure based on completion of the specific event.04-22-2010
20090156197SYNCHRONIZATION OF STORED SERVICE PARAMETERS IN A COMMUNICATION SYSTEM - Techniques for synchronization of stored service parameters are disclosed. In one aspect, a configuration identifier is transmitted from a mobile station to a base station, and compared with an identifier generated in the base station. If the identifiers match, the configuration is used for communication. In another aspect, the identifier is generated by selecting an identifier associated with a configuration from a configuration table. In yet another aspect, the identifier is generated by computing a cyclic redundancy check (CRC) of the configuration. Various other aspects are also presented. These aspects have the benefit of preventing attempted use of unsynchronized stored service parameters and associated call setup failures and subsequent renegotiation, with the net effect of reducing call setup time and more efficient use of system resources.06-18-2009
20090156196SYSTEM LEVEL INFORMATION FOR SYSTEM INFORMATION, PAGING AND MEASUREMENTS - A method and apparatus for performing non-serving cell measurements and determining cycles for monitoring system information updates. A wireless transmit receive unit (WTRU) is configured to determine it is in measurement mode, compare a serving cell signal to a threshold to obtain serving cell strength and measure a non-serving cell based on the serving cell strength. The WTRU is further configured to determine a channel monitoring cycle. The WTRU is further configured to determine a time to trigger value.06-18-2009
20130035092GENERIC INTERFACE FOR WIRELESS CELLULAR NETWORKS - A generic interface may be provided for parameters relating to one or more wireless networks. In one implementation, a method may include monitoring parameters relating to a 3G wireless network and a 4G wireless network. The method may also include receiving a request, from a network element, to create a custom interface for the parameters relating to the 3G wireless network and the 4G wireless network, the request including an indication of a subset of the parameters that are to be included in the custom interface. The method may further include providing the custom interface to the network element in order to provide the subset of the parameters to the network element.02-07-2013
20120165006SHORT-RANGE WIRELESS MOBILE TERMINAL METHOD AND SYSTEM - A mobile wireless terminal includes a first wireless unit, a second wireless unit, an audio codec, and a processor unit. The first wireless unit is configured to connect to a wireless relay coupled between the mobile wireless terminal and a phone network over a short-range wireless link. The second wireless unit is configured to connect to a cellular network over a long-range wireless link. The audio codec is configured to process the voice communication. Further, the processor unit is coupled to the first wireless unit and the second wireless unit, and is configured to make a voice communication using the second wireless unit with an external party via the cellular network over the long-range wireless link. The processor unit is also configured to register with the wireless relay to establish the short-range wireless link and, when the registration is successful, to switch from the second wireless unit to the first wireless unit to carry the voice communication with a phone network via the wireless relay.06-28-2012
20090124250System and Method for Testing Mobile Telephone Devices using a Plurality of Communication Protocols - A system and method for testing a mobile telephone devices configured to communicate over a mobile telephone network is provided. In one embodiment, the method includes receiving a user selection of one of a plurality of communication tests, wherein each test comprises one or more tasks and each task is configured to communicate test payload via at least one of a plurality of different communication protocols. The method further includes communicating one or more tests payloads over the mobile telephone network with the mobile telephone device according to the one or more tasks of the selected test, and determining the results of the test. The results may include one or more of throughput, connectivity, error rate, loss of connectivity, latency, jitter, and others. The results may be stored on a computer along with data identifying the mobile telephone device and the location of the handset during the test. Example protocols include FTP, UDP, HTTP, Ping, and others.05-14-2009
20090042559METHOD FOR PERFORMING A MEASUREMENT BY A COMMUNICATION DEVICE AND COMMUNICATION DEVICE - A method for performing a measurement by a communication device including selecting at least one measurement type of a plurality of measurement types, wherein each measurement type is assigned to a time slot, wherein the at least one measurement type is selected for a time interval which is pre-defined as a transmission gap of a receiver of the communication device for carrying out measurements by the receiver corresponding to the time slot; and performing a measurement of the at least one measurement type during the time interval.02-12-2009
20130053023TICKETING MOBILE CALL FAILURES BASED ON GEOLOCATED EVENT DATA - Providing for identifying and ticketing mobile network communication errors according to geographic position of the errors is described herein. By way of example, communication errors, such as dropped calls, can be tracked and recorded as a function of position of a mobile terminal affected by a dropped call. A number of these errors within a given location is compared with historic error data to determine statistically anomalous instances of communication errors. Upon identifying such an anomaly, an error ticket can be generated that identifies a geographic region associated with the error. Particularly, the geographic region can be independent of radio access network infrastructure, which is conventionally used as a means of locating events within a mobile network. A geographic error ticket can, in some aspects of the subject disclosure, facilitate discovery and troubleshooting of errors that originate at least in part from unknown or unanticipated sources.02-28-2013
20120220289Method and Apparatus for Detecting Relative Object Position - An object position detection apparatus and a method of notifying a relative object position are provided. The object position detection apparatus includes a computerized device having a wireless receiver. A wireless transmitting element is located remotely from the computerized device, wherein the computerized device is paired with the wireless transmitting element through a wireless communication connection. A detection element is within the computerized device, the detection element positioned to detect a break in the wireless communication connection, wherein the break in the wireless communication connection corresponds to a location of the wireless transmitting element that is beyond a predetermined distance from the computerized device. A notification element is in communication with the detection element, wherein the notification element produces a notification of the detected break in the wireless communication connection.08-30-2012
20130072183SURVIVABLE MOBILE NETWORK SYSTEM - A method of establishing communication links during a failure within a mobile communications network includes detecting disruptions in communications between a plurality of base stations and a plurality of mobile terminals. Survivability components are activated within the base station and the mobile terminal to operate in a survivability mode. The survivability mode enables communications and services to be provided by the surviving base stations to mobile terminals through activated survivability components. The alternate communication links may operate for as long as a disruption exists.03-21-2013
20130072184RADIO BASE STATION, RADIO COMMUNICATION SYSTEM, AND CONTROL METHOD - Upon receipt of an RLF Indication message indicating a failure in a handover where a radio base station eNB03-21-2013
20130059577Method for Reducing Failure of Configuration Update Initiated by eNB and eNB - The present invention provides a method for reducing failure of configuration update initiated by an evolved Node B (eNB) and the eNB thereof. The method includes: after the configuration is updated, the eNB compares Public Land Mobile telephone Network (PLMN) information of the local end with the PLMN information of a Mobility Management Entity (MME) stored in the local end (03-07-2013
20090137241INTERFERENCE MANAGEMENT IN A WIRELESS COMMUNICATION SYSTEM USING ADAPTIVE PATH LOSS ADJUSTMENT - Interference that occurs during wireless communication may be managed by determination and application of an adaptive path loss adjustment. A method, apparatus and medium of communication determine a level of excess received interference based at least in part on out-of-cell interference (Ioc). The path loss is adjusted by an additional path loss on an uplink signal when the level of excess received interference exceeds an interference target that would cause a Rise-over-Thermal (RoT) metric to exceed stable communication.05-28-2009
20130165108METHOD FOR DETECTING CAUSE OF RADIO LINK FAILURE OR HANDOVER FAILURE - The present invention discloses a method for detecting a cause for a Radio Link Failure (RLF) or handover failure is provided. The method includes when a User Equipment (UE) enters a connection mode after encountering RLF or handover failure, sending a RLF report that the UE encounters RLF or handover failure to a base station; determining, by the base station, a cause for RLF or handover failure according to the RLF report, if it is determined that the cause for RLF or handover failure is a problem of Mobility Robustness Optimization (MRO) or a problem of coverage, when it is a problem of MRO, sending, by the base station, a MRO report to a base station at which a cell which triggers handover for the last time is located.06-27-2013
20130165107METHOD AND SYSTEM OF SETTING TRANSMITTER POWER LEVELS - The invention relates to a method and system of setting transmitter power levels, particularly in a Local Network Node transmitter, providing a pico cell for private use. A User Equipment (UE) is used to make measurements of the transmission link properties, such as downlink power and round trip time. Based on the measurements made at one or a plurality of locations, the power of the Local Network Node can be determined such that interference is minimized with any overlying cells of a macro-network. Call handovers between the UE and the cell of a macro network can also be arranged based on properties measure by the UE.06-27-2013
20090233594METHOD FOR CONTROLLING INTERFERENCE GENERATED BY A MOBILE STATION ON NEIGHBOR BASE STATIONS - An embodiment of a method for controlling the interference level generated by a mobile station comprising at least steps: 09-17-2009
20120115461COMMUNICATION SERVICE HANDOVER PROCESSING SYSTEM FOR FEMTOCELLS AND METHOD THEREOF - A method for processing handover of a mobile communication device between femtocell base stations, includes: setting communication alert value and signal capture time period; detecting the signal strength of the femtocell base station currently serving the mobile communication device, and when the detected signal strength is less than the communication alert value, performing a timing operation to continuously capture the signal strength of the serving femtocell base station and other femtocell base stations that allow the mobile communication device to access thereto until the elapsed time measured through the timing operation reaches the signal capture time period, and creating a priority list according to the signal strength of said other femtocell base stations; and choosing the femtocell base station with highest priority as a handover target when the signal strength of the serving femtocell base station is less than that of the femtocell base station with highest priority.05-10-2012
20120115460BASE STATION, FEMTOCELL AND HANDOVER MONITORING METHOD THEREOF - A base station, a femtocell, and a handover monitoring method thereof are provided. A wireless network system comprises a server, a mobile device, the base station, and the femtocell. The base station transmits a monitoring signal to the femtocell after it obtains a piece of information corresponding to the mobile device from the server. The femtocell keeps detecting whether a signal is transmitted by the mobile device after it receives the monitoring signal. The femtocell transmits a response signal corresponding to the monitoring signal to the base station after it detects the signal transmitted by the mobile device. The base station transmits a handover signal to the mobile device after it receives the response signal so that the mobile device handovers from the base station to the femtocell. A handover monitoring from the base station to the femtocell for the mobile device is provided by the hand monitoring method.05-10-2012
20120238260Browser on Test Equipment - A portable telecommunication test set with a web browser incorporated therein is provided. A standard Hyper Text Mark-up Language or Wireless Application Protocol browser may be incorporated within the portable test set, allowing a network technician to access the Internet as well as other remotely-located sources of information to retrieve data and other useful technical information while in the field for communication network or telephone line maintenance, troubleshooting or repair. The test set may contain memory to locally store certain technical information that may be retrieved and “read” by the built-in browser module when prompted by the network technician. The web browser may display the content of the requested information on a display provided on the test set. Line-specific (as well as manufacturer-specific) test information need not be in a manufacturer-dictated proprietary format. Testing-related data may thus be supplied by a vendor other than the manufacturer of the test set.09-20-2012
20090149172SUPERVISING QUICKCHANNELINFO BLOCK, EXTENDEDCHANNELINFO MESSAGE AND SECTORPARAMETERS MESSAGE IN WIRELESS COMMUNICATION SYSTEMS - A method and apparatus for supervising a QuickChannelInfo block, ExtendedChannelInfo message and SectorParameters message in a wireless communication is described. A QuickChannelInfo supervision timer for T06-11-2009
20110294499NETWORK-BASED AREA POSITIONING FOR CAPACITY AND COVERAGE IMPROVEMENT - Localized areas within a cell of a cellular wireless communication network, wherein users experience high traffic loads or poor coverage, are automatically detected and positioned by a network-based monitoring and positioning method. The localized areas are detected by performing measurements (e.g., TAdv, AOA, and neighbor node measurements) on User Equipment (UE) indicating or recording a network capacity or coverage deficiency. The detected, localized area of deficient performance is then positioned (e.g., in latitude and longitude), such as by positioning one or more UE within the area. The deficient network capacity or coverage, the localized area in which it is concentrated, and the position of the localized area are then reported, with a recommendation to deploy a low-power serving node within the localized area (e.g., at or near the area reported position) to alleviate the capacity or coverage deficiency, while minimizing interference with communication services to other users within the cell.12-01-2011
20110281578MINIMIZING MEASUREMENTS DURING CARRIER AGGREGATION IN A WIRELESS COMMUNICATION SYSTEM - A method in a mobile station including configuring the mobile station for carrier aggregation on at least a primary serving cell and a secondary serving cell, configuring the mobile station to perform measurements of cells operating on at least the primary carrier frequency and the secondary carrier frequency, refraining from triggering a measurement report when a neighbor cell operating on the primary carrier frequency is better than the primary serving cell only if a signal level of the primary serving cell is better than a first threshold, and triggering a measurement report when a neighbor cell operating on the secondary carrier frequency is better than the secondary serving cell only if the signal level of the primary serving cell is worse than a second threshold.11-17-2011
20110081902METHOD OF TRANSMITTING CONTROL INFORMATION USING PHYSICAL UPLINK SHARED CHANNEL REGION IN MIMO ANTENNA SYSTEM - Provided is a method of transmitting control information using a physical uplink shared channel (PUSCH) region in a system employing a multi-input multi-output (MIMO) antenna system in which transmission is performed through a plurality of layers. A method of transmitting a channel quality indicator (CQI)/precoding matrix indicator (PMI) using a PUSCH region in a system employing a MIMO antenna system in which transmission is performed through a plurality of layers includes encoding the CQI/PMI using one channel encoder, and transmitting the encoded CQI/PMI using some or all of the layers. Accordingly, it is possible to transmit uplink control information through a PUSCH region using a plurality of layers.04-07-2011
20090318132Method and system for detecting insufficient coverage location in mobile network - A method and system for detecting an insufficient coverage location in a mobile network is provided to detect the insufficient coverage location in a systematic and efficient way. The method generates a corresponding cell list for a registered address of a subscriber of the mobile network, where the cell list comprises at least one cell that potentially covers the registered address. Next, the call detail record (CDR) entries associated with the cell list are extracted. Then, it is determined whether the registered address is an insufficient coverage location of the mobile network according to the error codes included in the extracted CDR entries.12-24-2009
20090023439MEASURING SIGNAL QUALITY - There is disclosed method of measuring a received signal quality in a wireless telecommunications network. The method includes determining at least two signal parameters on the basis of measurements made on at least one of a plurality of physical channels, determining a calibration parameter indicative of variations common to the signal parameters, and determining the signal quality parameter on the basis of said at least one measured signal parameter and said calibration parameter.01-22-2009
20100041389METHOD FOR DETECTING RADIO LINK FAILURE FOR TRANSMISSION OVER ENHANCED DEDICATED CHANNEL IN A CELL _FACH STATE - A method and apparatus are used for detecting a radio link (RL) failure and a post verification process. A quality of a downlink fractional dedicated physical channel (F-DPCH) is monitored once a transmission on an enhanced dedicated channel (E-DCH) has begun. It is determined whether the quality of the downlink F-DPCH is below a predefined threshold. If the quality is below the predefined threshold, then an occurrence of an RL failure is declared and a transmission over the E-DCH in a cell forward access channel (CELL_FACH) state is terminated. In a case of the post verification failure, E-DCH resources are released.02-18-2010
20090117891EFFICIENT HANDOVER MEASUREMENTS FOR WIRELESS MULTI-RAT SYSTEMS - A method for scheduling one or more handover measurements to be performed by a user terminal in a communications system using a plurality of radio access technologies (RATs), wherein the user terminal is in communication with a serving network interface device and is in the neighborhood of one or more neighboring network interface devices. The method includes gathering timing information of the one or more neighboring network interface devices, and determining at least one scanning interval using the timing information of the one or more neighboring network interface devices, the at least one scanning interval being a time period during which the user terminal performs the one or more handover measurements by measuring signals of the one or more neighboring network interface devices.05-07-2009
20120108231BASE STATION, DETECTION DEVICE, COMMUNICATION SYSTEM AND DETECTION METHOD - A base station includes: an interface that transfers user data; a processor that controls the base station in accordance with a process including: obtaining a period of time from when a transfer unit receives the user data to when the interface transmits the user data; and detecting an abnormality in the interface based on the period of time.05-03-2012
20110143747Method for collecting communication information, test method and network device - A method for collecting communication information, a test method and a network device are disclosed. The method for collecting communication information includes: presetting a command for collecting diagnostic information about voice quality, and obtaining Dual Tone Multi Frequency (DTMF) signals; and judging whether the DTMF signals match a preset command for collecting diagnostic information about voice quality, and collecting information according to the preset command if determining that the DTMF signals match the preset command. A test method is also provided, and, accordingly, a network device is provided. Through the technical solution under the present invention, diagnostic information is collected quickly after a voice quality problem occurs.06-16-2011
20110143746ANTENNA MANAGEMENT SYSTEM AND PROGRAM FOR OPTIMIZATION OF BROADCAST CHARACTERISTICS OF AN ANTENNA AND METHOD FOR DETERMINING PHYSICAL PARAMETERS OF AN ANTENNA - A method for determining physical parameters of an antenna of a mobile network base station includes providing, using the antenna, a mobile radio cell of a mobile network. Cellular parameters of the mobile radio cell are measured using at least one of user equipments and further mobile network base stations. The cellular parameters are transmitted from the at least one of user equipments and further mobile network base stations to an antenna controller. Using the antenna controller, at least one of the physical parameters of the antenna is determined based on the cellular parameters and at least one of a history of the cellular parameters, as measured by the user equipments, and a history of physical parameters of the antenna.06-16-2011
20090042560METHOD AND SYSTEM FOR A SIGNALING CONNECTION RELEASE INDICATION - A method and system for processing a signaling connection release indication between user equipment and a wireless network, the method comprising the steps of: monitoring, at the user equipment, whether a signaling connection release indication should be sent to the wireless network; appending, at the user equipment, a cause for the signaling connection release indication to the signaling connection release indication; sending the appended signaling connection release indication to the wireless network; receiving the signaling connection release indication at the wireless network; and filtering said cause to determine whether to raise an alarm.02-12-2009
20090082007Method to Decentralize the Counting of Abnormal Call Release Events on a Per Cell Base in Digital Cellular Communication Networks - In one aspect, a method to collect performance measurements a digital cellular communication network is provided. Radio links of the active set are set up both inside the serving cell and towards one or more adjacent cells belonging to adjacent clusters controlled by respective radio network controllers. Controllers are connected to one another in order to act either as master of the active set in communication with the core network or slave for managing directly controlled radio resources and executing requests from the master devoted to radio link set up or deletion. The master radio controller, when calling a slave for requesting a specific radio link deletion from the active set, also sends to it some information about the cause of that deletion. The slave radio controller when receives the cause information increments a performance measurement counter associated to the specific cause and to the specific cell the radio link deletion is requested for. Operatively, the 3GPP RNSAP Radio Link Deletion Request message is upgraded to include an Element used to specify the “Cause” of the deletion. Periodically the network operator recovers the counters to associate the specific radio link failure events to the specific cells.03-26-2009
20100234014DYNAMIC TIME TO TRIGGER FOR UE MEASUREMENTS - A method, apparatus, and system are described relating to at time when a wireless terminal reports an event to a network. An event to be reported to the network is detected by the wireless terminal. A communications condition affecting a communication between the wireless terminal and the network is determined, and based on the detected communications condition, a dynamic time-to-trigger period is adjusted so that the event is reported by the wireless terminal to the network before the time-to-trigger period expires.09-16-2010
20090098866Prioritized And Piggy-Backed ACK/NACK Reports04-16-2009
20090098867METHOD AND SYSTEM FOR REMOTELY TESTING A WIRELESS DEVICE - A method and system for testing a wireless device, the system comprising: a remote user interface for interacting with the data device from a remote location; and a wireless network for communication with the wireless data device from a remote location, wherein a tester can send information to and receive information from the wireless device over said wireless network and can monitor said wireless device and send inputs to the wireless device over the remote user interface thereby forming a closed loop communications path.04-16-2009
20090181664Method and apparatus for network managed radio frequency coverage and mobile distribution analysis using mobile location information - A system and method for identifying geographical areas which distribute poor radio frequency coverage is provided. The method includes measuring a radio frequency signal of a mobile unit in response to a trigger. The method continues with mapping the location data of the radio frequency signal which represents the positioning of the mobile unit at a given time. The method continues with recording the location data of the mobile unit and storing the location data in a database. The trigger, which prompts the radio frequency measurement, may be a timer expiring, a dropped call, or a mobile power increase signaling a weak signal. In any form, a post processing module may be configured in order to record, store and organize the location data into a report, such as a coverage map. Embodiments of this disclosure will display geographic areas that have poor radio frequency and allow for an administrator to identify trouble spots by a geographical region.07-16-2009
20100113010REPRIORITIZATION OF WIRELESS NETWORKS FOR RESELECTION TO SUPPORT VOICE CALL - Techniques for originating a voice call by a UE after performing reselection with reprioritization are described. The UE may operate in an idle mode and may camp on a first wireless network of a first radio access technology (RAT), which may not support voice service. The first wireless network may have the highest priority among all wireless networks detected by the UE. The UE may receive an indication to originate a voice call. The UE may then perform reselection from the first wireless network to a second wireless network of a second RAT by modifying the priorities of the frequencies of the first wireless network and/or the second wireless network. The UE may then originate the voice call with the second wireless network, instead of the first wireless network, in order to avoid having to perform circuit-switched (CS) fallback from the first wireless network to the second wireless network.05-06-2010
20090170500RADIO APPARATUS AND RADIO COMMUNICATION METHOD - A controller selects M resource blocks having most preferable CQI values from Ncqi resource blocks on the basis of the reception signal qualities of the Ncqi resource blocks measured by a reception signal quality measuring unit. The controller then obtains the position information of the M resource blocks and the average of the M resource blocks, and outputs them as items of CQI information to a CQI channel generator. When performing best-effort data communication, the controller sets parameter M=Ma. When performing low-rate communication with a small delay, the controller sets parameter M=Mb (=Ncqi−Ma) to perform scheduling with a high degree of freedom.07-02-2009
20090318130METHOD AND APPARATUS FOR MONITORING OUTBOUND COMMUNICATIONS AT A COMMUNICATION DEVICE - An apparatus and method are disclosed for monitoring outbound communications at a communication device, involving a monitoring module and a rule module. The monitoring module is configured to receive at least one indicator that an outbound text-based communication is queued for transmission from a communication device. The monitoring module is configured to receive at least one indicator produced in response to a request to establish an audio communication link between the communication device and a server. The rule module is in communication with the monitoring module. The rule module is configured to analyze a portion of the outbound text-based communication in response to the at least one indicator for the outbound text-based communication. The rule module is configured to analyze a portion of a signal associated with the audio communication link in response to the at least one indicator associated with the request.12-24-2009
20100113005METHODS AND APPARATUS FOR MOBILE UNITS WITH LOCAL ACTION AND REMEDIATION - A remediation system employs local and autonomous conditions within the mobile unit itself. A method for performing remediation for a plurality of mobile units generally includes determining a first set of remediations, wherein each remediation includes a condition for determining whether a remediation is necessary for one of the mobile units, and an action for addressing the condition. The system may determine a second set of remediations, and providing the second set of remediations to the mobile units.05-06-2010
20090069006METHOD FOR REMOTELY LOGGING DIAGNOSTIC MONITORING DATA FOR MOBILE TELECOMMUNICATION NETWORK - The present invention relates, in general, to a method for remotely logging diagnostic monitoring message data on a mobile telecommunication network and, more particularly, to a method for remotely logging diagnostic monitoring message data on a mobile telecommunication network, which, in measuring equipment for diagnosing abnormal service in the mobile telecommunication network, is capable of securely logging the diagnostic monitoring message data of a mobile telecommunication terminal to a remote server while minimizing the load on the mobile telecommunication network.03-12-2009
20090137242TRANSMISSION RATE CONTROL METHOD, MOBILE COMMUNICATION SYSTEM AND RADIO BASE STATION - A transmission rate control method including: notifying, from the mobile station UE to the radio base station NodeB, a data amount in a transmission buffer of the mobile station UE; determining, at the radio base station NodeB, a maximum allowable value that can be notified to the mobile station UE, in accordance with the data amount in the transmission buffer; calculating, at the radio base station NodeB, as a granted value to be notified to the mobile station UE, a value that does not exceed the maximum allowable value, notifying, from the radio base station Node B to the mobile station UE, the granted value calculated at the radio base station UE, by using a transmission rate control channel; and transmitting, at the mobile station UE, the uplink user data, at a transmission rate corresponding to the granted value notified from the radio base station NodeB.05-28-2009
20090036115SYSTEM AND METHOD FOR TESTING GSM MODULES - A method for testing GSM modules includes the following steps of: switching a power supply on; controlling the power supply to provide power to a GSM module; generating a command that establishes a connection between the GSM module and a network; transferring the command to the GSM module; signaling the GSM module to invoke the command, and acquiring test data from the GSM module; determining whether the GSM module is normal by determining whether the GSM module is connected to the network; switching the power supply off; and generating a test result.02-05-2009
20100120414ENHANCED COMMUNICATION SERVICE FOR PREDICTING AND HANDLING COMMUNICATION INTERRUPTION - A method and apparatus for anticipating communication interruption. If, during an established call between two communication devices, a telecommunication device determines that a communication link to one of the devices will be interrupted, either temporarily or permanently, the device predicts the interruption in the communication link. The device may send a message, as pre-determined by at least one of the communication device, to the communication device of the predicted or pending call drop or interruption. After the interruption the previously established call is resumed. If a reconnection attempt is appropriate, then the device will attempt to reconnect to the dropped device. If a reconnection attempt is not appropriate, or if the reconnection attempt is unsuccessful, the non-dropped communication device is connected, as predetermined by either of the communication devices, to an appropriate connection, such as, to a voice mail. If the reconnection attempt is successful, the call between the two communication devices is re-established.05-13-2010
20090061847MOBILE RADIO COMMUNICATIONS DEVICE AND METHOD OF CONTROL - The present invention provides for a mobile radio communications device arranged for communication by way of a mobile radio communications network, and by way of one of a plurality of frequencies, the mobile radio communications device having control means arranged to allow for a period of inter-frequency measurement within the device, wherein the mobile radio communication device is arranged to determine the said period of inter-frequency measurement in a manner responsive to higher layer events within the mobile radio communications device and which higher layer events can comprise application layer events.03-05-2009
20100267378RADIO COMMUNICATION SYSTEM, METHOD AND PROGRAM - When a mobile terminal experienced a radio link failure in a first cell and establishes a re-connection in a second cell within a predefined time and/or within a preset movement distance from the time of the radio link failure, the mobile terminal reports at least one of the information regarding a first cell and the information regarding a second cell.10-21-2010
20100120413METHOD AND SYSTEM FOR APPLYING WIRELESS GEOLOCATION TECHNOLOGY - A system and method for determining the positioning of mobile-appliance location determining sensors in a mobile-appliance communications network by estimating the positioning accuracy of the sensors.05-13-2010
20090088147Method and system for correlating IP layer traffic and wirless layer elements in a UMTS/GSM network - The present invention relates to a correlation module for correlating IP layer traffic and wireless layer network elements in a network. According to an example embodiment, the correlation module includes an RNC analyzer, a Gn snoop unit, and/or a mapping unit. The RNC analyzer is configured to collect wireless layer network element information from at least one RNC. The Gn snoop unit is configured to collect wireless layer network element information and IP layer traffic information from at least one Gn interface between a serving GPRS support node and a gateway GPRS support node. The mapping unit is configured to map the IP layer traffic and the wireless layer network elements in the network based on the collected IP layer traffic information and the collected wireless layer network element information. A method of correlating IP layer traffic and wireless layer network elements in a network is also disclosed.04-02-2009
20100124918MOBILITY MANAGEMENT BASED ON RADIO LINK FAILURE REPORTING - A communication node determines that radio link failure occurred during connected state mobility of an access terminal and reports the radio link failure to another communication node. For example, a target access point may determine that radio link failure occurred during handover of an access terminal and send a radio link failure report message to the access point that was previously serving the access terminal or to some other node (e.g., a network node). In the first case, the serving access point may adjust mobility parameters based on this radio link failure information and, optionally, other reported radio link failure information. In the second case, the other node may send a radio link failure report message to the serving access point, or the other node may adjust mobility parameters based on this radio link failure information (and, optionally, other reported radio link failure information) and send the adjusted mobility parameters to the serving access point.05-20-2010
20130023265Silent Redial During Mobile-Originated Call - Aspects of the present disclosure provide techniques to speed up and improve silent redial success rates in wireless communications. A user equipment (UE) may determine how to attempt retrying a mobile originated (MO) call and procedures for selecting a subsequent system for attempting the call based, at least in part, on a restriction status of the call and a detected failure.01-24-2013
20120289223MOBILE TELEPHONY MODULE AND METHOD FOR DETERMINING A CELL AS BEING APPROPRIATE - The invention proposes a GSM communication module that offers the means for the application that controls it to specify to it a set of desired criteria relating to the characteristics of the packet switching service offered by the cell. This set of criteria can be taken into account by the module at various levels. It can take them into account in the initial method for selecting a cell for connecting thereto. It can also take them into account in the method for reselecting a new cell as well in the method for monitoring the neighbouring cells.11-15-2012
20120295610METHOD, APPARATUS, AND SYSTEM FOR MEASURING AGGREGATED CARRIER CELL - A method for measuring an aggregated carrier cell includes: obtaining, by a user equipment, measurement configuration information of an aggregated carrier cell, where the measurement configuration information includes signal estimation value information and a corresponding measurement period thereof; obtaining, by the user equipment, a measurement period of a non-active component carrier according to a signal estimation value of the non-active component carrier in the aggregated carrier cell and the measurement configuration information; and measuring the non-active component carrier according to the measurement period. With the method of the present invention, the user equipment can measure different component carriers in an aggregated carrier cell in different periods.11-22-2012
20120295608INTERFERER DETECTION AND INTERFERENCE REDUCTION FOR A WIRELESS COMMUNICATIONS NETWORK - An apparatus, system, method and program detect and reduce interference in cell sites of a wireless communications network. A cell site from the cell sites of the wireless communications network is selected and signal code power measurements from mobile devices in the cell site are received so that the sources of signals being transmitted to the mobile devices can be determined. Interfering sources are determined based on the signal code power measurements and the active set of sources for the mobile devices. The signal code power measurements are summed and ranked, and interfering transmitters associated with the ranked signal code power measurements for the interfering sources are determined. The same procedure is repeated for all cell sites of the wireless communications network, and the transmitter that is an interfering source for the highest number of cell sites is selected as a problem (interfering) transmitter. The parameters of the problem transmitter and the corresponding antenna are altered and performance of the wireless network in a critical zone around the problem transmitter and interference in the cell sites interfered by the problem transmitter are monitored. Altering of the parameters of the problem transmitter and the corresponding antenna is performed continuously until a desired interference reduction is achieved in the cell sites interfered by the problem transmitter.11-22-2012
20110207452HANDOVER METHOD AND APPARATUS IN A WIRELESS COMMUNICATIONS NETWORK - A method for handover in a wireless communications network includes the step of communicating information between a target network node and a source network node to enable the source network node to identify and to distinguish types of failures prior to, during or after handover. The information may relate to: “Handover command not received” due to RLF prior to handover or Handover command failure experienced in the source cell; or “Handover failure” where “Handover command received” is followed by Access failure in the target cell. The method is applicable, for example, to networks in accordance with LTE.08-25-2011
20090036116METHOD AND SYSTEM FOR MEASURING QUALITY OF WIRELESS NETWORK - The present invention relates to a method for measuring quality of a wireless network of a mobile communication system and a system therefor, and the method for measuring quality of a wireless network according to the present invention includes a wireless quality analysis server requesting a location service about a specific subscriber terminal to a mobile switching center; the mobile switching center transmitting a location report request about the subscriber terminal to a radio network controller; the radio network controller transmitting a wireless quality measurement request to the subscriber terminal based on the location report request; the radio network controller receiving a wireless quality measurement report from the subscriber terminal; and the radio network controller extracting data for wireless quality measurement from the wireless quality measurement report and transmitting the data to the wireless quality analysis server.02-05-2009
20080274726Testing a Receiver of Wireless Messaging Device - The invention relates to a method, system and computer program for testing a wireless messaging device in a mobile communication system. The invention comprises generating test signal which contains physical time-slots, at least one of which is allocated for transmission of system information from a base transceiver station of the mobile communication system to the messaging device; and positioning a synchronization sequence supported by the mobile communication system in a time-slot allocated for transmission of system information. The presented solution increases the average power of the signal part used in synchronization, shortening the time used for the synchronization and thus improving the performance of the test line.11-06-2008
20080274729APPARATUS AND METHOD FOR SETTING UP QUALITY OF SERVICE IN A WIRELESS COMMUNICATION SYSTEM - An apparatus and method for setting up Quality of Service (QoS) in a wireless communication system are provided. The method includes, during an initial network entry, generating at least one static Service Flow (SF) by receiving a QoS profile from a Base Station (BS), if QoS change is requested for the SF, transmitting by a Mobile Station (MS) to the BS a service change request message which requests a service change and includes QoS change information, and by the BS, determining if the service change request is granted, and, if granted, transmitting a service change response message to the MS, and changing a QoS of the SF.11-06-2008
20080274728INFERRING A STATE OF ACTIVITY OF A CARRIER OF A MOBILE DEVICE - A method of inferring a state of activity of a carrier of a mobile communication device, the method comprising 11-06-2008
20080274727Co-Sequence Interference Detection and Treatment - Signal properties of a signal section (11-06-2008
20090061843System and Method for Measuring the Speech Quality of Telephone Devices in the Presence of Noise - A system and method for measuring speech quality of a mobile telephone device in the presence of noise is provided. In one embodiment the method may comprise determining a test speech volume, which that comprises the speech volume that results in the best speech quality provided by the telephone device when the telephone device is not in the presence of noise. Subsequently, the method may include audibly producing test speech having a volume substantially equal to the test speech volume for reception by the telephone device, concurrently with audibly producing test speech, supplying audible noise to the telephone device, receiving a signal that includes the test speech and noise communicated from the telephone device; and determining a speech quality for the received signal. The method may be repeated for numerous telephone devices, including handsets and telephone accessory devices, under different noise conditions, and/or for different communication networks.03-05-2009
20090170499Method And Apparatus For Estimating Speech Quality - A method of estimating the quality of speech information associated with a voice call over a communication system comprising a core network and an access network where speech information is carried between the access network and the core network and within the core network in frames. The method comprises determining a rate of frame loss for frames transported between the access network and the core network and/or within the core network, and mapping the rate of frame loss to a quality estimation value using data collected by simulating frame loss on representative speech samples and determining quality estimation values for the damaged speech samples.07-02-2009
20080280603Device For Intercepting and Analyzing Traffic For a Terminal - A device and method for intercepting and analyzing traffic for terminals connected to a telecommunications network, according to wireless technology, using telecommunications standards. A terminal is connected to a telecommunication network such that the terminal can transmit and receive with the network. The terminal executes at least one service on the network in accordance with at least one communication protocol and a graphic user interface. The device also intercepts and stores data frames exchanged over the network by said terminal in the context of services being executed, and analyzes the stored frames to deduce parameters characterizing the connection of the terminal to the network. The device also identifies the various executed services and their associated instantaneous rate, and while allowing real time viewing of the parameters characterizing the connection via the graphic user interface.11-13-2008
20080287118METHOD, APPARATUS AND COMPUTER PROGRAM FOR ANONYMIZATION OF IDENTIFICATION DATA - The invention allows anonymization of identification data items associated with telecommunication traffic measurement data that is fast, secure, and easy to use with distributed traffic measurements. Acquired identification data item is input as an initialization vector to a block cipher. The block cipher is executed to output a ciphertext. The output cipher-text is provided for use as an anonymized identification data item in place of the identification data item in further processing of the telecommunication traffic measurement data.11-20-2008
20080287117System for Testing an Embedded Wireless Transceiver - A test equipment for testing a wireless communication device includes a wireless transceiver and a controller. The wireless transceiver transmits a first series of packets while operating in a first mode. The wireless transceiver transmits a second series of packets while operating in a second mode. The wireless transceiver receives acknowledgment packets. The controller controls the transceiver to transmit the first series of packets. The controller counts the acknowledgment packets received by the transceiver in response to transmitting each of the first series of packets. The controller controls the transceiver to transmit the second series of packets when the count exceeds a predetermined count.11-20-2008
20080293400NEIGHBORING CELL LIST SETTING METHOD, TERMINAL, SERVER, AND MOBILE COMMUNICATION NETWORK - An optimization terminal 11-27-2008
20120142336Operation in Case of Radio Link Failure - Attempting recovery from an unexpected radio link failure. A backup user context is created for a terminal device served currently by a relay base station relaying a radio connection between the terminal device and fixed cellular network infrastructure including a fixed base station communicating with the relay base station, wherein the backup user context is prepared for use in case of an unexpected radio link failure. Upon detection of the radio link failure in a primary user context being used in the communication, the backup user context is applied before the terminal device enters an idle state as a result of the radio link failure.06-07-2012
20090318129Mobile Communication Monitoring System - A mobile communication monitoring system for efficiently monitoring the usage of a mobile communications device within a vehicle. The mobile communication monitoring system generally includes a motion detector adapted for determining whether a vehicle is in motion, a controller connected to the motion detector, wherein the controller is adapted for determining whether a mobile communications device is in use while the vehicle is in motion and a conveying device connected to the controller, wherein the conveying device is adapted for conveying communication information relating to the usage of the mobile communications device to a guardian.12-24-2009
20080287116Radio Mobile Unit Location System - Disclosed is a method for locating a mobile radio unit within a mobile radio communications network. The method provides for the calculation of network variables such as a Real Time Difference (RTD) between network elements, from measurements already available to the network from, for example, handovers between network elements. The method provides for the location of radio mobile units without having to synchronise network elements such as BTSs or LMUs.11-20-2008
20090149171Method and Apparatus for Determining Path Loss by Active Signal Detection - In one embodiment, the disclosure relates to a method for determining a path loss value of a signal transmitted from a wireless device and received by a receiver, where the wireless device and the receiver operate within a wireless communication system having at least one cell having at least one sector operating on at least one frequency channel. The method includes: (i) identifying a geographic area where the path loss value is to be determined; (ii) identifying a first cell, a first sector, and a first frequency channel associated with the geographic area wherein said wireless device is actively communicating with said receiver using said first frequency channel; (iii) receiving at said receiver the signal transmitted from said wireless device on said first frequency channel; (iv) receiving at said receiver an indication of transmission signal strength of said signal; (v) measuring at said receiver the received signal strength of said signal; and (vi) determining the path loss value of said first frequency channel as a function of the indication of transmission signal strength and the received signal strength.06-11-2009
20120270536UPLINK INTERFERENCE MANAGEMENT FOR A HETEROGENEOUS WIRELESS NETWORK - User equipment (UE), referred to herein as an interfering UE (10-25-2012
20090061845SYSTEMS AND METHODS FOR MOBILE PHONE VALIDATION - A method for validating the operational characteristics of a mobile phone is provided. The message may include sending a message from the mobile phone to network testing equipment. This message may alert the network testing equipment that a debug state of the mobile phone is enabled. The method may also include sending test data from the network testing equipment to the mobile phone. The method may further include receiving the test data at the mobile phone. The method may yet further include creating a log of received data at the mobile phone. In addition, the method may include using short message service signaling to send at least a portion of the logged data from the mobile phone to the network test equipment.03-05-2009
20090061846RF CIRCUIT SWITCHING CIRCUIT - The RF circuit switching circuit includes N/2 first RF transfer switches connected to N input wirings, N/2 second RF transfer switches connected to N output wirings and N internal connection routes including internal wirings or a combination of a plurality of third RF transfer switches and a plurality of internal wirings. The RF transfer switches on the routes are switched to connect each of the N input RF circuits to each of the N output RF circuits through the route including the first and second RF transfer switch and the internal connection route.03-05-2009
20090054056SERVICE CHARACTERISTIC EVALUATION IN A CELLULAR COMMUNICATION SYSTEM - A cellular communication system (02-26-2009
20090298492SYSTEM, APPARATUS AND METHOD FOR AVAILING A MOBILE CALL OF ADDRESS INFORMATION - A system for availing a mobile call of an address set including address information relating to a caller locus includes: (a) an evaluating unit for receiving the call from a caller at the caller locus; an indication of the caller locus including a first measure of certainty being conveyed with the call; and (b) at least one data base coupled with the evaluating unit; the at least one data base containing address location information relating with at least one address associated with the caller; the address location information including a respective second measure of certainty associated with each address; the evaluating unit cooperating with the at least one data base to identify whether a respective address is a selected address satisfying a predetermined relationship between the first and second measures of certainty; each selected address being included in the address set and conveyed to a call receiver.12-03-2009
20090163197Method of reporting poor RF coverage in a wireless network - The present invention provides a method for storing data relating to network conditions in a mobile unit. A mobile station receives a signal from a base station. The mobile station stores data associated with the signal in memory within the mobile unit. When the mobile unit determines that the signal has been dropped, the mobile unit freezes the memory until it can transmit the data to a network outage data center. This helps the system diagnose and correct transient service outages.06-25-2009
20090005028SUM RATE OF BROADCAST CHANNELS WITH OUTDATED 1-BIT FEEDBACK - A single-input single-output (SISO) downlink channel with K users is analyzed in the presence of Rayleigh flat fading. A limited channel state information (CSI) feedback scheme is included, where only an outdated 1-bit feedback per user is available at the base station for each fading block. A closed-form expression for the achievable ergodic sum-rate of the 1-bit feedback scheme is presented for any number of users, as a function of the fading temporal correlation coefficient, the threshold of the 1-bit CSI quantizer and the SNR. The sum-rate scales with increasing number of users as log logK, which is the same scaling law achieved by the optimal non-delayed full CSI feedback scheme.01-01-2009
20090325571Scanning Threshold - Included are embodiments for utilizing a scanning threshold. More specifically, one embodiment of a method includes entering a standby mode, wherein in the standby mode, at least one component of a communications device is shutdown, and wherein in the standby mode, at least one channel is scanned to determine potential interference and monitoring exchanged traffic with the communications device. Some embodiments include determining a relative volume of the exchanged traffic, compared to a predetermined threshold and based on the determination of the relative volume of the exchanged traffic and the predetermined threshold, entering a power save standby mode, wherein in the power save standby mode, scanning of the at least one channel is terminated.12-31-2009
20100248712ADAPTIVE INTERFERENCE ALIGNMENT PRECODING AND DECODING TO PREVENT MULTI-CELL INTERFERENCE - A mobile station and a network control apparatus are provided. The network control apparatus may generate beamforming information, associated with an interference alignment of a plurality of mobile stations, and transmit the beamforming information to a plurality of base stations. The mobile station may receive a signal from the plurality of base stations based on the beamforming information.09-30-2010
20100159917SYSTEM AND METHOD FOR FEMTOCELL RESELECTION - A system and method for detecting the failure of a user's femto cell and automatically reselecting a neighboring femto cell to establish temporary communications until the user's femto cell returns to operation. The neighboring femto cell selected for use is based on signal strength and configuration parameters related to limitations placed on the temporary access by the neighboring femto cell owner. Once the user's femto cell returns to operation, the user's mobile communication device returns to use of the primary femto cell.06-24-2010
20090082009MOBILE COMMUNICATION DEVICE FOR MEASURING, ANALYZING, AND COMPARING WIRELESS SERVICE PROVIDER QOS - A portable wireless site qualifier device and associated computer systems, software, and methods are disclosed. The portable device comprises a self updating and self configuring portable measuring device that analyzes, tests, and measures quality of service on all available wireless networks and immediately displays an optimal choice(s) when choosing between multiple wireless data providers. All data is also sent to a central configuration, collection, and reporting facility.03-26-2009
20110230183MOBILE STATION - In a mobile station (UE) according to the present invention, an AS function is configured to notify, when detecting a failure in a radio link established with the radio base station is detected or when discovering a cell subject to a location registration by a cell selection process, a NAS function of the detection or the discovery; and the NAS function is configured to transmit, in response to the notification, a location registration request signal to a mobile switching center (MME).09-22-2011
20110230182MANAGEMENT SYSTEM FOR MONITORING AND CONTROLLING REMOTE SITES AND EQUIPMENT - A monitoring unit for a remote site includes a processor and memory configured to receive definitions of measurements and alarms to be collected at the remote site and to store the definitions of the measurements and alarms, a plurality of port connectors for communicating the processor with downstream collection devices that collect the measurements and alarms at the remote site, and a communication system for reporting the collected measurements and alarms to upstream systems. The definitions for the alarms and measurements can be provided from the port connections, stored script processes, and SNMP proxy. The memory is configured to automatically store a history of the measurements and alarms collected which can be exported to the upstream systems. The processor is configured to collect derived measurements not directly collected from the downstream collection devices.09-22-2011
20090088146Methods And Devices For Uplink Load Estimation - An inherent non-observability of the thermal noise power level is circumvented by estimating an upper limit of the thermal noise power level by time evaluations. An instantaneous total received wideband power is measured in a receiver. Preferably, also an instantaneous sum of powers of all links used in the same cell is provided. A quantity (P′), preferably the difference between the instantaneous total received wideband power and the instantaneous sum of powers of all links used in the same cell, is followed (04-02-2009
20090209249Method and System for Transmission and/or Reception Calibration of Mobile-Telephone Devices - The invention relates to a method and system for calibrating the transmission and/or reception of at least one mobile radio device wherein a respectively defined number of test signal reference level values in predetermined for the mobile device(s) for a specific number of frequencies of a test signal. The mobile radio device(s) track(s) the real generated and measured level values of the test signal to the respectively associated reference values of all tracings of the real received level values to the associated reception reference values are directly sequential by virtue of full specification of all frequencies and reference level values associated with each frequency to the mobile radio device(s) prior to the beginning of all measurements.08-20-2009
20090215442Alleviating Mobile Device Overload Conditions in a Mobile Communication System - A user equipment (UE) in a mobile communications system is operated in a manner that alleviates or avoids an overload condition in the UE. This involves operating a receiver of the UE to receive one or more data blocks via a channel. In response to a user equipment overload condition being detected, a channel quality indicator (CQI) value is reported to a serving base station, wherein the reported CQI value represents a channel quality that is lower than an actual quality of the channel. The UE is then operated in a manner that is consistent with the reported CQI value. UE overload conditions include overheating, and an inability to process received data blocks at the rate at which they are being received.08-27-2009
20120142335Apparatus and Method for Network Based Wireless Network Test - A method and an apparatus for network based wireless network test which allows wireless network operators to reduce the manpower and resource used in traditional drive test task by utilizing existing data in the network and the trend that more and more mobile devices can provide precise location and mobile applications/services are requesting location related information near users or reporting user location information. By associating the right event logs data extracted from control plane with location information extracted from user plane, this method can generate drive test like results with highly accurate geographical information and correspondent wireless signal measurements. Furthermore, this method is applicable to all generation of the wireless network as long as the necessary data are available.06-07-2012
20090005030Apparatus and method for managing neighbor list in broadband wireless communication system - Provided is an apparatus and method for managing a neighbor list in a broadband wireless communication system. In the method, a user terminal generates a CINR list through initial cell scanning to transmit the generated CINR list to a base station. The base station transmits the CINR list to a server. The server updates a neighbor list of the base station on the basis of the CINR list.01-01-2009
20090221281Method and Apparatus for Performing Buffer Status Reporting - The present invention provides a method for performing Buffer Status Reporting (BSR) in a user equipment (UE) of a wireless communication system. The method includes steps of triggering a BSR procedure when a predefined condition is satisfied, and using a short-format BSR control element to perform BSR when no buffered data exists in every logic channel group of the UE.09-03-2009
20090247149METHOD OF SUPPORTING MEASUREMENT IN A MOBILE COMMUNICATION SYSTEM - A method of supporting a measurement in a mobile communication system is disclosed, by which a measurement requested by a system can be smoothly performed without data loss in the course of receiving data for a specific service or control data. A UE decides a frequency or time interval necessary for measurement and then transmits information for the decided frequency or time interval to a radio network node. The radio network node controls a transmission of data to be transmitted to the UE using the received information for the frequency or time interval.10-01-2009
20090239524WIRELESS COMMUNICATION TERMINAL AND METHOD - A wireless communication terminal includes a measuring unit configured to measure each of channel qualities of resource blocks that a base station can allocate, a generating unit configured to divide the resource blocks into a plurality of groups, to generate quality data representing the channel qualities of a prescribed number of resource blocks included in each of the groups, which have relatively high channel quality, and to generate position data representing the positions which the resource blocks which have relatively high channel quality take in each of the groups, an encoding unit configured to encode the quality data and the position data to obtain encoded data, a modulation unit configured to modulate the encoded data to obtain a modulated signal, and a transmitting unit configured to transmit the modulated signal to the base station.09-24-2009
20090143064Method and System for Estimating Traffic Distribution in a Cellular Mobile Radio Communications Network - A method for estimating a territorial distribution of traffic in a selected area of a cellular radio mobile communications network, includes: dividing the selected area into a plurality of traffic-generating area elements; determining overall traffic in respect of said selected network area; and distributing the overall traffic across the plurality of traffic-generating area elements. For distributing the traffic, a respective network traffic generation propension is calculated for each traffic-generating area element, wherein said network traffic generation propension is adapted to provide an indication of a forecasted population of users of the network in respect of the traffic generating area element; and a distribution of a radio electromagnetic field associated with a current network configuration across said selected area is also estimated, obtaining an indication of the radio electromagnetic field strength in each of said traffic-generating area elements, each of said traffic-generating area elements being assigned a respective overall traffic portion based on the respective network traffic generation propension and on the respective indication of the radio electromagnetic field strength.06-04-2009
20100273473COMMUNICATION OF AN INTERFERENCE CONDITION IN WIRELESS COMMUNICATIONS SYSTEMS - Systems, devices, and methods for adjusting a transmission power at a femto node are described herein. According to the systems, devices, and methods herein, a measurement of a signal transmitted from a transmitting node may be communicated to the femto node, for example from a user equipment or a neighboring femto node, for use in adjusting the power. The transmitting node may comprise the femto node, a macro node, or a neighboring femto node. In addition, statistics regarding such measurements may be communicated to the femto node for use in adjusting the power. The femto node may also adjust the power based on unsuccessful registration attempts or interference communications received at the femto node.10-28-2010
20100178912Automatic Detection and Correction of Physical Cell Identity Conflicts - A PCID conflict resolution procedure is implemented with the aid of a user terminal that is capable of detecting and reporting PCID conflicts between two neighboring neighbor cells. A base station in a serving cell configures measurement reporting by user terminals within the cell capable of reporting PCID conflicts. Once measurement reporting by one or more user terminals is configured, the base station will receive measurement reports from the capable user terminals. If a capable user terminal detects a PCID conflict, the user terminal will include an indication of the PCID conflict in the measurement report. When the base station receives a measurement report with an indication of a PCID conflict, the base station implements an autonomous PCID conflict resolution to resolve the PCID conflict.07-15-2010
20100261469APPARATUS AND METHOD FOR MODE SELECTION FOR DEVICE-TO-DEVICE COMMUNICATIONS - In accordance with an example embodiment of the present invention, a method is disclosed that comprises measuring a first link quality of a first link based at least in part on a first power value; measuring a second link quality of a second link based at least in part on a second power value; and determining a suitable device-to-device (D2D) mode for a D2D connection based at least in part on the first link quality, the second link quality, and one or more D2D user equipment (UE) constraints.10-14-2010
20090047943NETWORK MONITORING METHOD, NETWORK MONITORING APPARATUS, LINE FAILURE PREVENTION SYSTEM AND COMPUTER PROGRAM OF NETWORK MONITORING APPARATUS - Disclosed is a network monitoring method including: a predicted amount of rainfall obtaining step of obtaining a predicted amount of rainfall generated in a predetermined time in a current line route; a prediction step of predicting whether or not a line failure occurs in the current line route caused by the predicted amount of rainfall assuming it rains actually in the current line route with an amount of rainfall substantially equivalent to the predicted amount of rainfall in the predetermined time in the current line route; and a change instruction step of instructing the radio communication network to change the current line route into a different line route on which it is predicted that no line failure caused by rainfall occurs and to control the radio communication network to change the current line route into the different line route, before the predetermined time passes.02-19-2009
20130122894MITIGATING EFFECTS OF PREDICTED FAILURES IN A MOBILE NETWORK BASESTATION DUE TO WEATHER - Basestation equipment in a mobile data network is subject to harsh environmental conditions at many remote locations. International Business Machines Corporation (IBM) has introduced a Mobile Internet Optimization Platform (MIOP) appliance, referred herein as the MIOP@NodeB. This appliance is placed at the edge or basestation of a mobile data network to provide a platform for hosting applications and enhancing mobile network services. The introduction of an edge appliance provides a platform for additional reliability functions. A predictive failure mechanism in the basestation appliance mitigates the effects of predicted failures in a mobile network basestation due to weather conditions. The predictive failure mechanism considers historical data, ambient environmental conditions, weather alerts and weather forecasts to take pre-emptive action to avert partial or total failure of the basestation equipment.05-16-2013
20100190486RADIO COMMUNICATION MOBILE STATION DEVICE AND CDD MODE JUDGING METHOD - Provided is a radio communication mobile station device which can accurately judge a CDD mode of an interference signal from other cell when using a CDD. In this device, a mode judging unit (07-29-2010
20090088148WIRELESS COMMUNICATION SYSTEM FOR MONITORING PHYSICAL DOWNLINK CONTROL CHANNEL - A method of monitoring a physical downlink control channel (PDCCH) in a wireless communication system is provided. A user equipment monitors a set of PDCCH candidates for a search space in a subframe. The search space includes a common search space monitored by all user equipments in a cell and a UE-specific search space monitored by at least one UE in the cell.04-02-2009
20110059735METHOD AND APPARATUS FOR DERIVING PATHLOSS ESTIMATION VALUES - A method for deriving pathloss estimation values within a cellular communication network. The method comprises receiving pathloss data obtained from a plurality of wireless communication units located within the cellular communication network, receiving location information corresponding to the plurality of wireless communications units, associating received pathloss data with individual sectors within a coverage area of the cellular communication network based at least partly on the location information for the respective wireless communications unit, and deriving pathloss estimation values for individual sectors within the cellular communication network based at least partly on the received pathloss data.03-10-2011
20080214182POWER CONTROL AND CHANNEL REUSE TECHNIQUES FOR WIRELESS RELAY NETWORKS - Various example embodiments are disclosed relating to relay networks or multi-hop networks, and also relating to power control and channel reuse techniques for wireless relay networks. A technique of power control in a wireless relay network may include receiving a channel measurement report via a relay station from a mobile station attached to the relay station, and determining a mobile station-specific downlink data transmission power level for the relay station to transmit data to the mobile station based at least in part on the received channel measurement report from the mobile station.09-04-2008
20100151850System and Method for Adapting Mobile Applications - A method for modifying an application of a wireless device based on triggers received at the wireless device includes analyzing a network trigger and at least one other trigger associated with a wireless device, and adjusting a device-level component parameter of the wireless device based on one of the triggers. The method also synchronizes an application parameter of the wireless device with the device-level component parameter; and synchronizes the application parameter with network. A device for performing the method is also disclosed.06-17-2010
20130217382RADIO COMMUNICATION SYSTEM AND RADIO COMMUNICATION METHOD - A radio communication system (08-22-2013
20100041390Configuration of Rank Indicator Reporting Instances - A method for setting a periodicity and an offset in rank indicator (RI) reporting in a user equipment in a wireless communication system receives a radio resource control (RRC) signal from a base station, decodes a RI periodicity and offset configuration index, sets the periodicity and offset in accordance with said decoded periodicity and offset configuration index and reports a RI according to the set periodicity and offset. The periodicity is an integer and reporting a RI reports with equal the product of the periodicity and a period of reporting of the channel quality indicator (CQI) and the preceding matrix indicator (PMI).02-18-2010
20090075646TEST DEVICE FOR USE IN A TEST SYSTEM FOR CHECKING TRANSMISSION PROCEDURES IN A MOBILE TELEPHONY NETWORK - Test device (03-19-2009
20100029263COGNITIVE RADIO SYSTEM, COGNITIVE RADIO APPARATUS, MANAGEMENT SERVER, COGNITIVE RADIO METHOD AND RECORDING MEDIUM - A cognitive radio system includes cognitive radio apparatuses and a management server via a network.02-04-2010
20100035601BATTERY EFFICIENT METHOD TO SEARCH FOR PREFERRED FEMTOCELL - Mobile user equipment (MUE) can be enabled to search for and camp on a preferred node, such as a home base node (HBN), in a battery-efficient manner even when currently camped on another node, such as a macro base node (MBN). When the MBN provides good channel quality, slow rate background intra- and inter-frequency searches can discover the preferred HBN that would otherwise not be discovered or would consume excessive power with continual searching. When channel quality is fair, slow rate background inter-frequency searches can result in timely switching to the preferred HBN. Location hints that indicate proximity of the preferred HBN can be used to trigger slow rate background searches. Neighboring cell searching of neighbor cell listing (NCL) when in channel quality is fair or poor are maintained to prepare for call reselections to available node.02-11-2010
20090111459System and Method for Determining End-to-End Speech Quality of Mobile Telephone Devices - A system and method for determining the speech quality of a mobile telephone device is provided. In one embodiment the method comprises providing test speech to the telephone device configured to transmit signals representing the first test speech through a mobile telephone network by a first computer; receiving, at a second computer, signals representative of the first test speech via a communication path that includes the mobile telephone network; determining the speech quality for the received signals representing the first test speech; storing data of the first speech quality in memory; and receiving the data of the first speech quality at the first computer. In addition, the method may include retrieving a second test speech from a memory of the second computer; transmitting the second test speech through the mobile telephone network for reception by the mobile telephone device; and determining a speech quality for the second test speech received by the mobile telephone device by the first computer.04-30-2009
20090111462Location Based Services Quality Assessment - A technique to gather and assess the quality of a location based services provided to a mobile wireless device via a wireless network includes providing location-based service information by referring to a target location of a requested item of interest within a proximity of the present location of the mobile wireless device. Subjective quality or accuracy information can be submitted to the wireless network from the from the wireless device. The subjective quality or accuracy information is correlated with event and condition information affecting the wireless network. Reports can be generated which indicate the quality and accuracy information of the target location information. The reports are useful for troubleshooting location-based service inaccuracy.04-30-2009
20100279679Methods and Apparatus for Handling Measurement Reports - A network comprising a component configured to update an active set (AS) of cells based on a collective consideration of a plurality of cell measurement reports received during radio reconfiguration. Also included is a user equipment (UE), comprising a component configured such that the UE combines a plurality of cell measurement reports triggered briefly before and/or during radio reconfiguration, the combined measurement report used to update an AS of cells. Also included is a method comprising transmitting a radio bearer reconfiguration message, receiving a plurality of cell measurement reports, receiving a radio bearer reconfiguration complete message, and updating a plurality of AS cells using the combined cell measurement reports. Also included is a method comprising receiving a radio bearer reconfiguration message, obtaining a plurality of cell measurement reports, and sending a combined cell measurement report based on the cell measurement reports.11-04-2010
20090054055MOBILE STATION, BASE STATION AND METHOD OF CONTROLLING MEASUREMENT OF PERIPHERAL CELL MEASUREMENT - A mobile station includes a radio channel condition measurement portion that measures a radio channel condition, a radio channel averaging portion that averages the measured radio channel condition over a predetermined period of time, and a reception mode control portion that allows switching to a measurement mode for measuring a different frequency and a different system to be realized in accordance with the averaged radio channel condition; and a base station includes a radio channel condition averaging portion that averages a radio channel condition received from a mobile station, over a predetermined period of time, and a transmission mode control portion that allows switching to a discontinuous transmission mode for performing a discontinuous transmission to be realized in accordance with the averaged radio channel condition.02-26-2009
20100304734Method and a Device for Improved Retransmissions - The invention discloses a method (12-02-2010
20100311410Report Mechanism in a Radio System Reusing One Time-Slot - In a radio system node, such as a Base Transceiver Station (BTS), a compensation unit is provided to convert information about downlink signal strength in a measurement report received from a mobile station when the signal to the mobile station is transmitted using several co-channel signals transmitted simultaneously in the same time slot and at the same frequency. 12-09-2010
20110014908RADIO EQUIPMENT CONTROLLER, BASE TRANSCEIVER STATION, AND METHOD FOR RELAYING DATA - A Radio Equipment Controller connected, via a plurality of transmission paths, to a plurality of pieces of Radio Equipment for performing communication with a mobile station, and also connected to an upper-level device is provided. The Radio Equipment Controller includes a required time measurement portion that measures, for each piece of Radio Equipment, required time for the Radio Equipment and the Radio Equipment Controller to relay data that has a predetermined size and is transmitted and received between the upper-level device and the mobile station, and a relaying portion that relays target data that is data to be transmitted and received between the upper-level device and the mobile station by delaying a time to transmit the target data based on the required time for the Radio Equipment relaying the target data.01-20-2011
20110039549RADIO COMMUNICATION SYSTEM, BASE STATION, RADIO COMMUNICATION METHOD, AND PROGRAM - A radio communication system includes a terminal and a base station that reports power information in that base station to the terminal. The base station includes: a report period control unit that controls the period of reporting power information in its own base station to be a first period during normal operation and, when its own base station is the handover target of the terminal, controls the report period to be a second period that is shorter than the first period in a fixed interval that follows completion of a handover preparation phase in which a data path for the terminal is generated with a network; and a report unit that reports power information in its own base station to the terminal at the controlled report period.02-17-2011
20110039548Method and System for Testing the Wireless Signal Propagation Model of the Cellular Network - A method and system for testing the wireless signal propagation model of the cellular network is provided in the invention. The method comprising: selecting a testing site to install a receiving testing apparatus; moving a transmission apparatus along a testing route transmitting a testing signal upon moving; the receiving testing apparatus receiving the testing signal, and detecting the strength of the received testing signal; and obtaining field strength testing data along the testing route based on a synchronization established between the transmission apparatus and the receiving testing apparatus. By this invention, the testing efficiency of the wireless signal propagation model correction in the area covered by the cellular network can be improved.02-17-2011
20110039547Coordinated Beam Forming and Multi-User MIMO - In one embodiment, a method for wireless communication includes receiving cell information for a cluster of cells to be coordinated. A first cluster scheduling order used for the cluster of cells is retrieved. The first cluster scheduling order represents a sequence in which the cluster of cells were scheduled in a previous schedule. A second cluster scheduling order is generated. The second cluster scheduling order determines a sequence in which the cluster of cells are scheduled in an upcoming schedule. The second cluster scheduling order is decided based on the first cluster scheduling order and/or the cell information. The second cluster scheduling order is transmitted to the cluster of cells.02-17-2011
20110039546METHOD AND APPARATUS FOR RADIO LINK FAILURE RECOVERY02-17-2011
20110039545Adaptive Uplink Protocol - Embodiments of the disclosure relate to adaptive uplink protocols for communication networks.02-17-2011
20110039544METHOD AND APPARATUS FOR INDICATING ANTICIPATED AVAILABLE DATA RATES IN A WIRELESS COMMUNICATION NETWORK - Contemporary wireless communication devices provide high data rate services, but the actual data rate achievable by a given device at a given time may be substantially less than a relevant maximum data rate that is theoretically achievable. Accordingly, among its several advantages, the present invention manages users' expectations for data service performance by providing them with an indication of the available data rate anticipated for data services, in relation to a maximum data rate. In one embodiment, a user's wireless communication device displays a data rate gauge that indicates the anticipated available rate in relation to the maximum rate. Doing so sets the user's expectations for data service performance in advance of engaging in the data service.02-17-2011
20110009115MOBILE COMMUNICATION SYSTEM, BASE STATION, TRANSMISSION POWER CONTROL METHOD, AND PROGRAM - A mobile communication system including base stations, wherein each base station includes: a report unit which exchanges a current target value of communication quality for a mobile station with other base stations; a comparison unit which compares a current target value of a current station with target values of the other base stations; and a management unit which changes the current target value based on the comparison result of the comparison unit.01-13-2011
20110009114Mobile Assisted Relay Selection in a Telecommunications System - A mobile station is operated in a telecommunications system that includes a base station and one or more relay stations. The mobile station communicates directly with the base station via a first channel. To facilitate selection of a suitable relay station, the mobile station broadcasts a burst for receipt by a plurality of relay stations. Relay stations each measure a quality of the received burst and communicate this information to the base station, which uses the information to select a most suitable one of the relay stations for use in carrying on indirect communications between the base station and the mobile station.01-13-2011
20110014909METHOD OF TRANSMITTING INTERFERENCE INFORMATION SIGNAL IN WIRELESS COMMUNICATION SYSTEM - A method of transmitting an interference information signal in a wireless communication system is provided. The method includes receiving a neighbor sounding signal from a mobile station (MS) in a neighbor cell, obtaining an interference information signal based on the neighbor sounding signal and transmitting the interference information signal to a neighbor base station (BS), the neighbor BS which is a BS in the neighbor cell.01-20-2011
20110130135COVERAGE HOLE DETECTOR - A method, program, system and apparatus for detecting coverage holes in a wireless communication network are discussed. Coverage hole detection is performed by collecting data from subscribers and extracting relevant parameters from the data. The relevant parameters are used to estimate the location of subscribers. The estimated locations are stored in a database and used to generate a coverage map for a wireless communication network.06-02-2011
20110244851CONFIGURING RELAY CELL IDENTITIES IN CELLULAR NETWORKS - The technology in this application identifies a relay cell serviced by a relay radio node in a radio access network (RAN) of a cellular communications system in which there is a radio connection between the relay radio node and a donor radio base station. The donor radio base station is identified by a RAN donor radio base station cell identifier. A RAN relay cell identifier is determined that uniquely identifies the relay cell within the RAN, the RAN relay cell identifier including a relay cell identifier and a donor base station identifier. The RAN relay cell identifier is then provided or used as needed so that the relay radio node can transmit the RAN relay cell identifier to uniquely identify the relay cell to one or more radio terminals in the RAN.10-06-2011
20110244853SYSTEM AND METHOD FOR PERFORMANCE ENHANCEMENT IN HETEROGENEOUS WIRELESS ACCESS NETWORKS - A system and method for dynamically optimizing the transmission power levels for downlink voice and data signal transmitted from a base station to user equipment is disclosed. The user equipment measures the strength and quality of the downlink signal, and transmits this downlink signal information to a control unit. The control unit analyzes the downlink information and employs an adaptive self-learning traffic algorithm which determines optimized power levels for the downlink signals. The control unit may optimize only one carrier signal or a subset of the multi-carrier signals in a preferred embodiment. The values of the optimized power levels are sent to the base station which then increases or decreases the downlink transmission power of one or more carrier signals based on this level. As a result, the area associated with dead spots is reduced and the quality of the downlink signals is enhanced.10-06-2011
20110244852AUTOMATED FAULT REPORTING IN FEMTO CELLS - An arrangement for wireless communication includes apparatus operable to establish a region of wireless communications capability, and operable to establish communication with a communications hub by way of a backhaul. The apparatus is operable to determine availability of communication facilities on the backhaul and, in response to a request by a communications device operating with the use of the region of wireless communications capability, is operable to offer the backhaul implemented communication facilities to the communications device subject to the existence of a fault in offering of said facilities. The apparatus includes fault detection means operable to detect the presence of a fault. In the event of a fault being detected, the apparatus is operable to emit a signal intended to communicate the existence of the fault to t communications device.10-06-2011
20110130136Monitoring Voice Quality in Communication Networks - A method for monitoring voice quality in a communication network. In a first embodiment, the method comprises the steps of: establishing a voice communication pathway (VCPW) between first and second telephone terminals; establishing speech cadence between first and second terminals, wherein the terminals alternate between opposing send and listen/receive modes such that when one of the terminals is sending a voice test message the other terminal is either listening for or receiving the voice test message and vice versa; and calculating a voice quality score for one or more received voice test messages. In a second embodiment, synchronous cadence is established between a plurality of telephone terminals and a voice recognition server (VRS).06-02-2011
20110086634EMPLOYING HANDOVER FAILURES FOR NETWORK FAULT PREDICTION OR REMEDY - The disclosed subject matter relates to an architecture that can detect a potential fault condition in a wireless communication network. In particular, the architecture can reference handover transaction failures in order to identify issues, e.g., before such issues escalate to more severe fault situations. In addition, the architecture can dynamically query a set of devices or components potentially responsible for the handover failure and/or take appropriate actions aimed at remedying the issue in an expeditious manner.04-14-2011
20110086635Method And Apparatus For Utilizing Mobility State Information - A network node receives (04-14-2011
20110250882Resource Measurement and Reporting Method in Long Term Evolution System - A method for measuring and reporting resource in a long term evolution system comprises: a source base station encapsulating a resource status request message and sending the message to a target base station; after receiving the resource status request message, the target base station processing the message, and sending a resource status success response to the source base station if the processing is successful, or else sending a resource status failure response if the processing is failed; the source base station encapsulating at least a message type (10-13-2011
20100062756Sharing of Electromagnetic-Signal Measurements for Providing Feedback about Transmit-Path Signal Quality - A technique is discloses that enables a first telecommunications terminal, wireless or otherwise, to report to its user whether a second, wireless telecommunications terminal is receiving the first terminal's packet stream transmissions at a satisfactory quality level. The second terminal receives the packet stream that conveys the media waveform transmitted by the first terminal. The media waveform can be that of the speech signal of the first terminal's user. The second terminal measures a trait of the received signal and encodes the measurement data into the packet stream that the second terminal is already transmitting to the first terminal. The first terminal then decodes the measurement data from the received second stream and presents, to its user, a quality indication that is based on the measurement data. In doing so, the first terminal provides its user with a better idea of whether the second terminal has reliably received the user's communication.03-11-2010
20100069060APPARATUS AND METHOD FOR ENABLING COMMUNICATION WHEN NETWORK CONNECTIVITY IS REDUCED OR LOST DURING A CONVERSATION AND FOR RESUMING THE CONVERSATION WHEN CONNECTIVITY IMPROVES - A method for enabling communication when network connectivity is reduced or lost during a conversation and for resuming the same conversation when connectivity improves.03-18-2010
20110098035METHOD AND ARRANGEMENT FOR AUTOMATIC TUNING OF THE RACH CONFIGURATION IN A WIRELESS COMMUNICATION NETWORK - The present invention relates to a method and a communication network node for automatically tuning a PRACH configuration parameter in a communication network system comprising radio base stations each serving at least one cell and with which user equipments are communicating on uplink and downlink channels. The PRACH configuration parameter is used for defining the division of uplink resource blocks between PRACH and PUSCH. Load statistics on RACH and PUSCH are collected used for determining a number of RACH opportunities required per time unit. Then a new PRACH configuration parameter having said required number of RACH opportunities per time unit is selected which is replacing the old PRACH configuration parameter.04-28-2011
20110250881Apparatus, Method, System and Program for Power Control or Power Setting - Embodiments provide an apparatus, method, product and storage medium for controlling or setting a transmit power of a femto cell depending on a received power of at least one neighbouring macro cell.10-13-2011
20110250880UE-BASED MDT MEASURING AND REPORTING IN A CELLULAR RADIO ACCESS NETWORK - In one embodiment, if a UE is performing minimizing drive test (MDT) measurements and a radio link failure (RLF) occurs, the UE may add MDT measurement information to an RLF message to the network. In effect, the UE “piggy-backs” MDT information in the RLF report, and in so doing, provides greater flexibility to UEs reporting MDT information and more robust reporting. In another embodiment, the UE detects that no allowed reporting channel to report MDT measurement information exists, stores the MDT information, and after detecting that allowed reporting channel exists, initiates establishment of a radio link with the radio communications network during which the UE informs the network using an availability indicator that the UE has stored unreported MDT measurement information to be reported to the radio communications network.10-13-2011
20110098034MOBILE COMMUNICATION METHOD AND RADIO BASE STATION - A mobile communication method includes the steps of: transmitting, from a radio base station (eNB) to a mobile station (UE), a measurement rule designation command which designates addition or deletion of a measurement rule; transmitting, from the radio base station (eNB) to the mobile station (UE), a measurement object designation command, which designates addition or deletion of a measurement object, independently from the measurement rule designation command; and transmitting, from the radio base station (eNB) to the mobile station (UE), a mapping designation command which designates associating of the measurement object with the measurement rule.04-28-2011
20110076999METHOD AND ARRANGEMENTS IN A MOBILE COMMUNICATION NETWORK - A method in a node of cellular telecommunication network comprising receiving downlink quality measurements of a primary carrier frequency and at least one secondary carrier frequency and combining the received downlink quality measurements of the primary carrier frequency and secondary carrier frequency. The downlink quality measures are combined by determining a combined downlink quality measure for the downlink quality measurements of the primary carrier frequency and the at least one secondary carrier frequency and determining a difference in logarithmic scale between the downlink quality measurements of the primary carrier frequency and the combined downlink quality measure for the downlink quality measurements of the primary carrier frequency and the at least one secondary carrier frequency to be used as the combined quality measure. The method also includes evaluating whether the combined quality measure fulfills a predetermined condition and triggering an event only if the combined quality measure fulfills the predetermined condition.03-31-2011
20110076998TELECOMMUNICATIONS NEWTORKS AND DEVICES - A mobile telecommunications network, such as a GSM, UMTS or LTE network, may include, in addition to the conventional radio access network comprising the base stations, one or more additional access points. An access point may be connected to the network core by an IP transport broadband connection. The access point may be configured to appear to the mobile terminal as a conventional base station. Arrangements are disclosed which allow the access point to dynamically adjust the power output through its Common Pilot Channel relative to one or more users. In other words, the greater the distance a user is from the access point, the greater the output power.03-31-2011
20110070881ANTI-INTERFERENCE APPARATUS AND METHOD IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to an apparatus and method for reducing the interference caused by a femtocell in a wireless communication system. The method comprises the steps of: measuring the intensity of a signal received from a terminal when the transmission mode is deactivated; and controlling the transmission mode to be activated according to the signal intensity, and thus has the advantage of decreasing the influence effects caused by the femtocell and reducing the power consumption in a femto base station.03-24-2011
20110070880METHOD FOR HANDOVER IN MULTI-CARRIER SYSTEM - When a terminal moves from a serving cell to a target cell, the carrier in use is switched to the primary carrier of the serving cell and then handed over to the target cell. Hereupon, handover is performed by switching the carrier used by the terminal operating with the primary carrier of the serving cell to the primary carrier of the target cell to perform handover. When the terminal has fully entered the target cell, the best carrier is selected from among the carriers available to the target cell, thus allowing the terminal to perform frequency conversion to the best carrier.03-24-2011
20110151860CELLULAR TELEPHONES WITH CONFIGURABLE MULTIPLEXER CIRCUITRY AND LOCAL BUS POWER FOR FIELD TESTING - A field testing system is provided that uses a personal computer tethered to an interface board. A cellular telephone plugs into the interface board during wireless field testing. The cellular telephone may include configurable multiplexer circuitry and power supply circuitry. During normal operation, the cellular telephone is configured so that its application processor is linked to its application processor and to an external bus. During field testing, the cellular telephone is configured to link the baseband unit to the external bus and the interface board. The baseband unit may support advanced communications busses (e.g., USB). To avoid consuming too many pins in the external bus between the interface board and the cellular telephone, power for the USB bus during field testing may be derived from a power management unit in the cellular telephone.06-23-2011
20120202481METHOD AND APPARATUS FOR INTELLIGENTLY REPORTING NEIGHBOR INFORMATION TO FACILITATE AUTOMATIC NEIGHBOR RELATIONS - A method, apparatus and computer program product are provided for supplying information regarding a neighbor cell following cell reselection in a manner that reduces the signaling load on the network and conserves battery consumption by a mobile terminal. In this regard, the method, apparatus and computer program product do not blindly provide information regarding a neighbor cell that the current cell has already collected, but, instead, first determines if the neighbor information regarding a prior cell is different than and therefore will add to the information regarding neighbor cells that is already maintained by the current cell. Only after making such a determination may a mobile terminal signal the current cell as to the availability of neighbor information regarding a prior cell.08-09-2012
20090023438Method Of Controlling Receipt Of Signals At A Terminal Of A Communications System - A method of controlling receipt of signals at a terminal (01-22-2009
20100304735Automated Tagging of Targeted Media Resources - The present disclosure provides systems and methods for tagging or identifying bad, faulty or objectionable media resource files in real time, as the media is playing, by users who are exposed to the media. The tagging is simple to use and easy to remember, allowing for increased use of the tagging process to identify, correct and replace bad, faulty or objectionable media.12-02-2010
20100297993Power Headroom Reporting for Carrier Aggregation - A method for reporting power headroom-related information for a plurality of aggregated carriers. The method includes reporting the power headroom-related information for a number of the aggregated carriers that is less than or equal to the total number of aggregated carriers.11-25-2010
20100113007WIRELESS COMMUNICATION BASE STATION APPARATUS, WIRELESS COMMUNICATION MOBILE STATION APPARATUS, AND METHOD FOR MAPPING RESPONSE SIGNAL IN ARQ - In ARQ where a plurality of mobile stations share and use a single channel for response signals (ACK/HACK signals), a wireless communication base station apparatus can prevent failure of the ARQ control. In this apparatus, a CRC part (05-06-2010
20100113009Measurement report method and apparatus in wireless communication system - A measurement report method and apparatus of a user equipment is capable of improving system performance in a wireless communication system in which macro and Closed Subscriber Group (CSG) cells are co-located. An inter-frequency measurement report method of a user equipment in a wireless communication system including macro and Closed Subscriber Group (CSG) cells according to the present invention includes performing measurements for all cells identified by unique Physical Cell Identifiers (PCIs); determining whether at least one cell of which measurement fulfills inter-frequency measurement report events; checking, if at least one cell of which measurement fulfills inter-frequency measurement report events, a type of a best cell among the at least one cell in measurement; and transmitting, if the best cell is a macro cell or an accessible CSG cell, the inter-frequency measurement report to a serving base station.05-06-2010
20080248796WIRELESS COMMUNICATION SYSTEM HAVING ADAPTIVE THRESHOLD FOR TIMING DEVIATION MEASUREMENT AND METHOD - Apparatus and method of wireless communication that determines received signal timing deviation which is used to generate a timing advance for adjusting wireless transmit receive unit (WTRU) transmissions. An adaptive threshold for measuring the timing deviation is set based on the energy level of received WTRU signals. WTRU signal samples which exceed the threshold are evaluated to determine timing deviation.10-09-2008
20100003974Method and System for Adaptive Multi Rate (AMR) and Measurements Downlink Adaptation - Various aspects of a method and system for adaptive multi rate and measurements adaptation may include a processor that enables computation of at least one signal level measurement for at least one received signal. The processor may enable cancelling of interfering signals received in addition to the received signal based on processing of a received bit sequence using a first burst process operation (BP) in a first decoding algorithm that utilizes SAIC operations. The processor may also enable cancelling of noise signals received in addition to the received signal based on processing the received bit sequence using a second BP operation that utilizes redundancy and imposes a physical constraint during decoding. The processor may also enable adjustment of the computed at least one signal level measurement.01-07-2010
20090318133ERROR DETECTOR, ERROR DETECTING METHOD AND CONTROL PROGRAM THEREOF - An error detector includes: an automatic gain control amplifier for amplifying or attenuating an input signal with a variable gain and outputting an output signal; and a control unit for controlling the variable gain so as to keep a signal level of the output signal constant, obtaining an overall gain according to the variable gain and the signal level of the input signal, and detecting an error according to a result of a comparison of the overall gain with a first threshold value.12-24-2009
20090318131Managing Multiple Cellular Quality of Service Mechanisms - Identification information, static inputs, and dynamic inputs are obtained. A plurality of potential situations are identified. Further, each of the plurality of potential situations being mapped to one or more quality of service (QoS) mechanisms. Relevant QoS mechanisms are determined by matching the obtained identification information, static inputs, and dynamic inputs with relevant situations in the plurality of potential situations. Groups of the relevant QoS mechanisms are identified. For each of the groups of the relevant QoS mechanisms, parameters associated with an operation of each of the relevant QoS mechanisms is adjusted based on the obtained identification information, static inputs, and dynamic inputs. A predicted effectiveness is evaluated for at least one of the groups of relevant QoS mechanisms in accordance with the adjusted parameters. One of the groups of relevant QoS mechanisms is selected based on the predicted effectiveness and is implemented.12-24-2009
20120202482Generating Measurement Reports Under Rapid Degradation of Radio Conditions - A user equipment (UE), comprising at least one component configured to support a handover during decreasing radio conditions, wherein an event is triggered using at least one of a time to trigger for rapid degradation or radio conditions (TTTrd) value and a filter coefficient for rapid degradation of radio conditions (FCrd) value that are different than the corresponding standard values indicated by a network. Also included is a UE, comprising at least one component configured to support a method comprising obtaining cell measurements using network indicated standard parameters and parameters configured for rapid degradation of radio conditions, monitoring radio conditions, and evaluating an event using the parameters configured for rapid degradation of radio conditions if rapid degradation of radio conditions is detected, or using the network indicated standard parameters otherwise.08-09-2012
20120202480Priority Measurement Rules For Channel Measurement Occasions - Based on the determined signal strength of a serving cell, a choice is made whether to utilize a cell-FACH measurement occasion for a lower priority neighbor cell search or for a higher priority neighbor cell search. The lower priority neighbor cell search is for maintaining wireless connectivity and the higher priority neighbor cell search is for accessing enhanced wireless service. In specific examples the search may be inter-frequency for frequency layers with higher or lower priority than a serving layer of the serving cell, or the search may be inter-RAT such as the lower priority GERAN search and a higher priority E-UTRAN search if the serving cell is WCDMA. In one example there are two thresholds for the signal strength, and if higher than both then the measurement occasion is used for an E-UTRAN search regardless of whether GERAN or inter-frequency neighbour cells have been configured for the UE practicing the invention.08-09-2012
20090137240MANAGING SERVICE IN AN ACCESS NETWORK FOR WIRELESS COMMUNICATION05-28-2009
20090082008Mobile Phone Code Debugging Method and Apparatus - Code stored at a mobile phone is debugged using a remote web browser interface. According to one embodiment, the mobile phone comprises a web server and a code debugger. The web server is configured to process an HTTP request generated by a remote HTTP client, the HTTP request including one or more code debugging commands. The code debugger is configured to debug code stored at the mobile phone based on the one or more code debugging commands using a program identified by the HTTP request. According to an embodiment of the remote HTTP client, the client comprises a web browser. The web browser is configured to generate the HTTP request for delivery to the mobile phone web server over a transport layer IP connection established with the web server. The HTTP request identifies the desired code debugging program stored at the mobile phone.03-26-2009
20110177809AFFECTING A NAVIGATION FUNCTION IN RESPONSE TO A PERCEIVED TRANSITION FROM ONE ENVIRONMENT TO ANOTHER - Techniques are provided that may be implemented in various methods and apparatuses to allow an electronic device to determine when it is transitioning or has transitioned from a first environment to a second environment based, at least in part, on at least one measured parameter. The measured parameter may be based, at least in part, on one or more received wireless signals associated with one or more wireless signal transmitters, and/or one or more signals associated with one or more non-radio sensors. The electronic device may then affect operation of a navigation function (e.g., having a trajectory estimation filter) based, at least in part, on the measured parameter.07-21-2011
20110177808BEACON TRANSMIT POWER SCHEMES - In a multi-level power transmission scheme, an access point transmits at one power level, while repeatedly transmitting at a burst power level for short periods of time. For example, a femto cell may transmit a beacon with periodic high power bursts of short duration, while the femto cell transmit power also undergoes high power bursts aligned with the beacon bursts. In a network listen-based power control scheme, an access point listens for one or more parameters sent over-the-air by the network and then defines transmit power based on the received parameter(s). In some aspects, beacon transmit power may be set based on a defined outage radius parameter and the total received signal power on a channel. In some aspects, access point transmit power may be set based on a defined coverage parameter and the received energy associated with signals from access points of a certain type.07-21-2011
20090111460METHOD OF PROVIDING USER-DETECTABLE FEEDBACK INDICATING CHANNEL CONDITIONS - The present invention provides a method for implementation in a first mobile unit that supports an air interface with a network element. The method includes determining, while the first mobile unit is participating in a call, that at least one channel associated with the air interface is unable to support voice transmission. The method also includes rendering a first user-detectable signal in response to determining that said at least one channel is unable to support voice transmission.04-30-2009
20080207195Network oriented control system for self-configuration and self-optimization measurements - Measurement reports are received from a plurality of user equipments UEs. A local database that indicates measurement report status of the plurality of user equipments is dynamically updated based on the received measurement reports, and a request for a next measurement report is restricted to a limited number of the UEs based on the updated measurement report status. In various embodiments, the measurement report status indicates battery status for each of the UEs, the request includes a parameter by which the UEs generate a number and compare against to determine if they should report, and the UEs determine based on the parameter and a metric of their own battery status. Apparatus, method and computer programs are detailed for both the network side and the UE side of an overall system.08-28-2008
20110053587Changing parameters in a telecommunications system - A network includes a network core and a node that operates in accordance with a parameter value and is operable to record performance data during a repeating measurement period. The network includes OSS for instructing the node to change the parameter value. The node includes a processor which implements the change in parameter value always at the same predetermined point in the repeating measurement period, preferably at the beginning of the period. In this way, changes to the parameter value are synchronized with the repeating measurement period. It is therefore straightforward to determine how a change in the parameter value affects the performance data as the performance data gathered during a particular measurement period will have been collected while the parameter had a particular value. The processor may automatically change the parameter repeatedly between a first value and a second value during successive measurement periods.03-03-2011
20110053586RADIO LINK TIMEOUT PROCEDURE FOR CALL RE-ESTABLISHMENT - A radio link timeout procedure for call re-establishment is provided. A mobile station receives signals over a wireless link, determines whether there is a potential call re-establishment as defined by at least one condition, and decides whether radio link failure has occurred on the basis of the signals received over the wireless link such that while there is a potential for call re-establishment as defined by the at least one condition, a decision that a radio link failure has occurred is made earlier than if there is no potential for call re-establishment.03-03-2011
20110028144Apparatus and Method for Feedback-Based Radio Resource Management (RRM) Parameter Optimization - An apparatus and method for optimizing feedback-based radio resource management (RRM) parameters comprising establishing a communication link in a serving cell within a network; performing at least one of the following: processing a plurality of measurements received to determine viability of the servicing cell and a neighboring cell, wherein the viability determination is associated with at least one RRM parameter configured by the network, analyzing an interaction between a user equipment and the network, wherein at least one RRM parameter associated with the interaction is configured by the network, or analyzing an internal procedure performed within the user equipment wherein at least one RRM parameter of the internal procedure is configured by the network; determining whether the at least one RRM parameter configured by the network should be changed; and using a transmit data processor for sending a feedback message to the network with a change recommendation.02-03-2011
20100323686COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD - A communication device includes: an obtaining unit that obtains use state information of the communication device during a call with another communication device; and a transmission unit that transmits an obtaining command for use state information of the other communication device to the other communication device and the use state information obtained to an external part.12-23-2010
20110256861RADIO LINK MONITORING (RLM) AND REFERENCE SIGNAL RECEIVED POWER (RSRP) MEASUREMENT FOR HETEROGENEOUS NETWORKS - A method for communicating in an advanced long term evolution (LTE-A) network using common reference signal (CRS) resources associated with different interference levels due to resource partitioning is disclosed. Signals are received from an eNodeB indicating a subset of CRS resources for radio link monitoring (RLM) and/or reference signal received power (RSRP) measuring. The subset of CRS resources includes the CRS resources expected to have lower interference from the interfering eNodeBs. RLM and/or RSRP measurements are performed based on the indicated subset.10-20-2011
20090203373Modifying Mobile Network Signal Propagation Predictions - Technologies are provided herein for modifying mobile network signal propagation predictions. According to embodiments, signal characteristics are received from a network management system. The signal characteristics correspond to signals propagating in a predetermined portion of a mobile telephone network. An initial signal propagation prediction that corresponds to the predetermined portion of the mobile telephone network is also received. The initial signal propagation prediction is modified based on the received signal characteristics to produce a more accurate signal propagation prediction.08-13-2009
20090197590SHORT-TERM INTERFERENCE MITIGATION IN A WIRELESS COMMUNICATION SYSTEM - Techniques for transmitting data with short-term interference mitigation in a wireless communication system are described. In one design, a serving base station may send a message to a terminal to trigger short-term interference mitigation. In response, the terminal may send a message to request at least one interfering base station to reduce interference on at least one resource. Each interfering base station may determine a transmit power level to be used for the at least one resource and may send a pilot at this transmit power level. The terminal may estimate the channel quality of the at least one resource based on at least one pilot received from the at least one interfering base station. The terminal may send information indicative of the estimated channel quality to the serving base station. The serving base station may send a data transmission on the at least one resource to the terminal.08-06-2009
20110263245MOBILE STATION AND MOBILE COMMUNICATION METHOD - In a mobile station (UE) according to the present invention, when a synchronization state determination unit notifies that a downlink synchronization state is a non-synchronization state; (1) when a first timer has expired, and when a second timer is being activated, a radio link failure state determination unit is configured to stop the second timer, and to determine that a current state is a radio link failure state; (2) when the first timer is being activated, and when the second timer is being activated, the radio link failure state determination unit is configured to stop the second timer; or (3) when the first timer is not being activated, the radio link failure state determination unit is configured to start the first timer.10-27-2011
20110263244QUALITY MONITORING SYSTEM, QUALITY MONITORING APPARATUS, AND QUALITY MONITORING METHOD IN WIRELESS COMMUNICATION NETWORK - A mobile terminal includes a measuring unit that measures at least the moving speed of the self terminal and communication quality of wireless communication, and a communication unit that transmits terminal information including moving speed information and communication quality information. A quality monitoring apparatus (10-27-2011
20110189989Method and Apparatus for Cross Mode Mobility Optimization - In accordance with an example embodiment of the present invention, an apparatus, comprising at least one processor; and at least one memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to perform at least the following: determine an active mode measurement result; determine an idle mode measurement result; and estimate Active-Idle misalignment based at least in part on the active mode measurement result and the idle mode measurement result, is disclosed.08-04-2011
20100029262CELL DETECTION WITH INTERFERENCE CANCELLATION - Techniques for performing cell detection with interference cancellation are described. In an aspect, a user equipment (UE) may detect for pilots from cells in a wireless network using interference cancellation. The UE may process a received signal to detect for pilots from one or more cells. The pilots may be common pilots transmitted with a reuse factor of one or low reuse pilots transmitted with a reuse factor greater than one. The UE may estimate the interference from a detected cell (e.g., the strongest detected cell) and may cancel the estimated interference from the received signal. The UE may then process the interference-canceled signal to detect for pilots from additional cells. The UE may be able to detect pilots from more cells, e.g., from weaker cells, by canceling the interference due to the pilots from the detected cells. This may be desirable for various applications such as positioning.02-04-2010
20100029265SYSTEMS AND METHODS THAT UTILIZE A CAPACITY-BASED SIGNAL-TO-NOISE RATIO TO PREDICT AND IMPROVE MOBILE COMMUNICATION - Techniques for utilizing a capacity-based effective signal-to-noise ratio (SNR) to improve wireless communication are described herein. In an embodiment, a mobile terminal can determine the effective SNR from a forward link channel using pilot/data symbols. The mobile terminal can convey the effective SNR to a base station. In order to minimize transmission overhead, the mobile terminal can quantize the effective SNR prior to transmitting it to the base station. In another embodiment, the base station can determine the effective SNR from a reverse link. The base station can utilize the effective SNR to facilitate scheduling transmissions from the mobile terminal, transmitting power control commands to the mobile terminal, and determining a supporting data rate for the mobile terminal, for example. Suitable SNRs include constrained, unconstrained, average, and/or approximated effective SNRs. In addition, various filters, such as an averaging filter, can be utilized to further process the effective SNR.02-04-2010
20100029264METHOD OF AUTOMATIC COVERAGE MEASURING FOR A WIRELESS COMMUNICATION SYSTEM - This invention uses multi-tier indexing methods to organize the wireless communication industry standard Radio Resource Management (RRM) parameters, compression techniques to compress the indexed RRM parameters, model the RRM parameters to identify the relationships between the parameters, simulate the model by eliminating predefined non-influential parameters, to conclude the signal-noise-ratio values in order to determine signal coverage. This invention is used to replace the Road Tests currently implemented by the service carriers for determining actual service coverage.02-04-2010
20110217973Radio Link Monitoring in DRX - The present invention provides a higher protocol layer, e.g. Layer 3, filter mechanism, where a counter mechanism applied in the filter adapts an incremental or decremental process of the relevant counter or counters to the inter-arrival time of the consecutive out of synch resp. in synch indications from a lower protocol layer, e.g. Layer 1, since the indications from the lower protocol layer may arrive to the higher-layers with irregular arrival times.09-08-2011
20110217974WIRELESS COMMUNICATION BASE STATION DEVICE AND TOTAL TRANSMISSION POWER REGULATING METHOD - Disclosed are a wireless communication base station and a total transmission power regulating method that reduce interference to macrocell users near a femtocell and interference to neighboring femtocell users near the femtocell in a balanced manner, while ensuring throughput of the femtocell users. A reception power measuring unit (09-08-2011
20110217972Methods And Arrangements For Performing Cell Measurements In A Cellular Communication System Having Multiple Antenna Ports - The present invention relates to a method and arrangement in a cellular communication system, in particular to methods and arrangements in a user equipment and a network node for reporting cell measurement results. The present invention provides improved methods and arrangements for reporting cell measurements without significantly increasing the complexity in the cell measurement procedure. The user equipment reports the number of transmit antenna ports used for performing cell measurements on each of the neighbouring cell in its measurement report to the network node. The network node receives the number of transmit antenna ports which enables the network to be aware of the actual number of antenna ports that are used for cell measurements.09-08-2011
20100190487GAP SUPPORT MEASURING METHOD - Disclosed is a gap support measuring method which performs autonomous gap allocation without lowering the data transfer rate or the throughput. ST07-29-2010
20110117909METHOD AND SYSTEM FOR DYNAMICALLY SELECTING AND CONFIGURING VIRTUAL MODEMS (VMS) BASED ON PERFORMANCE METRICS IN A MULTI-SIM MULTI-STANDBY COMMUNICATION DEVICE - A multiple-subscriber identity module (multi-SIM) multi-standby communication device comprises a single radio resource unit shared by a plurality of virtual modems (VMs), each uniquely associated with a single one of a plurality of SIM cards. The access to radio resources in the single radio resource unit is controlled via a virtual modem controller (VMC). The VMC collects performance metrics such as requested service type and signal quality associated with each of the VMs. A VM is selected based on the collected performance metrics to perform a requested service. A serving VM is switched among the VMs based on the collected performance metrics. VM capabilities are dynamically configured based on the collected performance metrics. According to the collected performance metrics such as associated navigation information and requested service type, one or more VMs may be turned on or off, and certain VM capabilities may be enabled or disabled to save resources.05-19-2011
20110117908HANDOVER-RELATED RADIO LINK FAILURE DETECTION - A Base Station (BS) apparatus, for detecting a HandOver (HO)-related Radio Link Failure (RLF) in a wireless communication, and method for its operation, are provided. The method includes receiving an HO request from another BS for a User Equipment (UE) that has an established connection with the BS, receiving a connection reestablishment request from the UE after an HO of the UE to the other BS has been performed, determining if the connection reestablishment request is received prior to the expiration of a timer, and if it is determined that the connection reestablishment request is received from the UE prior to the expiration of a timer, determining that an RLF occurred due to a too early HO triggering.05-19-2011
20100048199METHOD AND ARRANGEMENT FOR LOCATING AREAS HAVING POOR RADIO COVERAGE - A method for determining tentative locations for areas with poor radio coverage in a cellular communication system comprises the step of keeping position-related data of connected user equipment's updated in a network part of the communications system. The method further comprises detection of an accidental loss of connection to a user equipment. The position-related data of such a dropped user equipment is logged as a response to a detection of such accidental loss of connection. The logged position-related data for a multitude of accidental loss events are compiled as a quantity based on the number of accidental losses of connection as a function of the position-related parameter. The method further comprises identification of a tentative location for an area with poor radio coverage by statistical evaluation of that quantity. An arrangement for determining tentative locations for areas with poor radio coverage is also presented.02-25-2010
20110306337State-Machine-Based Operation of a Coverage-Model-Related Process - It is disclosed to operate a generating/updating process that comprises generating and/or updating at least one model for a coverage area of a communication node and/or at least one process associated with said generating/updating process in dependence on at least one state of a state machine.12-15-2011
20110306338VEHICLE TERMINAL APPARATUS AND PROGRAM PRODUCT FOR VEHICLE TERMINAL APPARATUS - A vehicle terminal apparatus has a connection monitoring unit for monitoring a disconnection of a communication link between a wireless communication device and a portable terminal, considering an abnormal disconnection of the communication link as a link loss, considering a disconnection of the communication link by a disconnection process by the wireless communication device as a first disconnection, and considering a disconnection of the communication link by a disconnection process, by the portable terminal as a second disconnection; and a connection condition determination unit for determining a wireless connection condition of the wireless communication device based on a disconnection reason that accounts for a reason for disconnection and a pre-disconnection call condition that is a call condition of the portable terminal immediately before the disconnection when the disconnection of the communication link is detected by the connection monitoring unit. The vehicle terminal apparatus determines a recovery process of the communication link by appropriately considering the user convenience.12-15-2011
20100113008METHOD AND APPARATUS FOR LTE RADIO LINK FAILURE DETERMINATION IN DRX MODE - A method and apparatus for detecting radio link failure (RLF) in a wireless transmit receive unit (WTRU) includes the WTRU performing a series of radio link measurements during a discontinuous reception (DRX) on-duration, comparing each of the series of radio link measurements to a threshold, and determining that the series of radio link measurements indicates an out-of-synch condition.05-06-2010
20120040662REDIRECTING HANDOVERS IN LTE NETWORKS - The disclosed subject matter relates to an architecture that can redirect communications upon detection of a handover failure in a Long Term Evolution (LTE) network. In particular, the architecture can obtain information indicative of a handover failure that is available in a first portion of the LTE network that has no control over the communication path. Furthermore, the architecture can utilize the information to instruct a second portion of the LTE network, one that can control the communication path but conventionally has no access to the information, to reroute the communication path to avoid unresponsive or failing network entities.02-16-2012
20110111751MULTI-PATH MITIGATION IN RANGEFINDING AND TRACKING OBJECTS USING REDUCED ATTENUATION RF TECHNOLOGY - A method and system for identification, tracking and locating in wireless communications and wireless networks. The method and system use reference and/or pilot signals that are present in wireless communications and wireless networks. The method and system might also use RTT, TOA and time-stamping measurements/techniques to determine one or more reference signals traveling time between the Base Station (eNB) or its functional equivalent and mobile device (UE) and or network device. Other wireless networks that do not use reference and/or pilot signals may employ one or more of the following types of alternate embodiments of present invention: 1) where a portion of frame is dedicated to the ranging signal/ranging signal elements; 2) where the ranging signal elements are embedded into (spread across) transmit/receive signals frame(s); and 3) where the ranging signal elements are embedded with the data. The method and system includes multi-path mitigations processor and multi-path mitigations techniques and algorithms which improve the track-locate accuracy. The method and system allow achieving increased accuracy by using multi-path mitigations processor and multi-path mitigations techniques and algorithms. The techniques of Digital Signal Processing and Software-Defined Radio are used.05-12-2011
20110111750METHOD FOR THE DIAGNOSTIC TESTING OF A MOBILE TELEPHONE TERMINAL INCLUDING CONTACTLESS APPLICATIONS - The invention relates to a method for the diagnostic testing of a mobile telephone terminal (05-12-2011
20110111749Method for managing neighbor base station information in mobile communication system and system thereof - There are provided a method for managing neighbor Base Station (BS) information in a mobile communication system, and a system thereof. A femto Access Service Network-Gateway (ASN-GW) controls at least one femto BS, manages scan information that an MS served by a macro BS requires in measuring at least one signal strength by scanning the at least one femto BS, creates the scan information in a format of Downlink Channel Descriptor (DCD) and Uplink Channel Descriptor (UCD) information, and transmits the scan information to the macro BS. The macro BS periodically broadcasts neighbor BS information of the femto BS, which includes the scan information, to MSs in its coverage using a Neighbor Advertisement (NBR-ADV) message.05-12-2011
20100081426Method for Classifying Radio Channels - In a method and device, simple hardware such as a standard User Equipment (UE), a mobile telephone, is used to collect the impulse response of a radio channel. The data generated is used to classify radio channels based on the impulse response estimates by estimating distribution parameters of the impulse response. This makes it possible to distinguish between different types of fading and hence, radio environments by matching the parameters to known radio channel models.04-01-2010
20100167719METHOD AND APPARATUS FOR DELEGATING SIGNAL QUALITY HANDOVER MEASURING OF A USER EQUIPMENT IN WIRELESS COMMUNICATION TO A NEIGHBOURING USER EQUIPMENT - The invention presents a method for measuring signal quality of a user equipment (UE) in wireless communication networks, comprising: communicating UE sends a cooperative measurement request to its neighboring UEs to delegate the neighboring UEs to carry out cooperative measurement; if at least one of the neighboring UEs agrees to carry out the cooperative measurement, the neighboring UE utilizes idle timeslots to perform corresponding cooperative measurements according to the received cooperative measurement request; then, the neighboring UE sends measurement result to the communicating UE or the network according to the request to finish the whole measurement process. By adopting the cooperative measurement method in the present invention, communicating UE can delegate the measurement task to its neighboring UEs, so that it can be extricated from overloaded measurement and therefore it avoid the impact of measurement operation on current communication speed and QoS.07-01-2010
20090111461Synchronous CDMA Communication System - Methods are described of processing signals received over a wireless communication channel by a receiver in a wireless cellular network. A method includes receiving a sequence of signal samples. The received sequence of samples can be used to estimate at least one channel coefficient for at least one transmission path. An estimate of an orthogonality factor can be generated based on said at least one channel coefficient. An estimate of the disturbance can be generated based on said at least one estimated channel coefficient. An estimate of input signal power can be generated using the received sequence. An estimate of cell geometry can be generated using the estimated orthogonality factor, estimated disturbance, and estimated input signal power. The estimate of cell geometry can be used in processing received data samples. Related methods of processing digital samples are described. Related receivers are also described.04-30-2009
20090005029METHOD AND APPARATUS FOR MEASUREMENT REPORTING AND EVENT-TRIGGERED PERIODIC MEASUREMENT REPORTING IN AN EVOLVED UNIVERSAL TERRESTRIAL RADIO ACCESS NETWORK - A method and apparatus for measurement reporting and event-triggered periodic measurement reporting in an evolved universal terrestrial radio access network (E-UTRAN) are disclosed. A wireless transmit/receive unit (WTRU) monitors cell-specific reference signals from a serving cell and neighbor cells to detect a reporting event defined for the E-UTRAN. Once a reporting event is detected, the WTRU sends a measurement report to the network. The measurement quantity may be a reference signal received quality (RSRQ). After detection of the reporting event, the WTRU may send event-triggered measurement reports periodically. The WTRU may send a scheduling request to the network for the event-triggered periodic measurement reports. The WTRU may send a termination indication if the event-triggered periodic measurement reports are terminated before a configured number of times. The WTRU may send an extension request if a specified number of periodic reporting has been sent but more reports still need to be sent.01-01-2009
20120046030Method and Node for Reduced Transmission Activity Pattern Configuration - The present invention relates to a method in a network node of a wireless communication system, for configuring a pattern for a reduced transmission activity. The pattern may e.g. be a positioning reference signal muting pattern used for improving PRS reception quality of a UE. The method comprises obtaining (02-23-2012
20120046029METHOD FOR PERFORMING CONFIGURABLE ACTIONS BASED UPON MOBILE DEVICE DETECTION - A method for performing configurable actions based upon the detection of one or more mobile devices includes receiving from a detection point an identifier for each of one or more mobile devices detected within a detection perimeter associated with the detection point. The identifiers are then filtered to determine a change in status for each of the one or more mobile devices. An action is then performed based upon at least one of the determined changes in status for each of the one or more mobile devices.02-23-2012
20120046028APPARATUS AND METHOD FOR CONTROLLING INTER-CELL INTERFERENCE BETWEEN FEMTOCELLS AND MACROCELLS - An apparatus and method for controlling inter-cell interference comprising detecting and measuring uplink interference; and reporting the level of the uplink interference to an inter cell interference coordination (ICIC) server using a backhaul link. In one example, it may include receiving a measured uplink interference level through a first backhaul link; determining a transmit power level based on the measured uplink interference level; and sending through a second backhaul link the transmit power level for reconfiguring either a user equipment or a femtocell eNodeB. From the downlink perspective, it includes measuring a downlink interference; and reporting the level of the downlink interference to an ICIC server using a backhaul link. In one example, it may include receiving a measured downlink interference through a first backhaul link; determining a transmit power level based on the measured downlink interference; and sending a message comprising the transmit power level to a femtocell eNodeB using a second backhaul link.02-23-2012
20110092199METHOD, NETWORK DEVICE, AND NETWORK SYSTEM FOR IMPLEMENTING VOICE CALL CONTINUITY SERVICE - A method, network device, and network system for implementing the Voice Call Continuity (VCC) service are provided. The method includes: receiving an Initial Detection Point (IDP) message from a Mobile Switching Center (MSC); querying whether an address of a Service Control Point (SCP) of a user is null; if the address of the SCP is not null, sending the IDP message to the SCP and interacting with the SCP; and detecting whether a subsequent message from the SCP is a Connect or Continue message; if the subsequent message from the SCP is the Connect or Continue message, copying the Connect or Continue message to a new Connect message and sending the new Connect message to the MSC for implementing the VCC service. According to the present invention, a new SCPvcc is used to support the VCC service, thus implementing the VCC service for all mobile users.04-21-2011
20090312008Detection of Time Division Duplex Downlink/Uplink Configuration - A user equipment (UE) in a cellular telecommunications system is able to detect the uplink/downlink configuration of a detected neighboring cell by receiving a signal from the neighboring cell. A characteristic of the received signal is detected and used as an indicator in a blind detection process to identify one or more downlink slots in the received signal. Known pilot signals in the identified one or more downlink slots can then be used to obtain a signal power measurement of the received signal. The blind detection process is also capable of detecting whether a slot of a neighboring cell's signal is a downlink unicast slot or a Multicast-Broadcast Single Frequency Network slot.12-17-2009
20120208526CALL TRACKING SYSTEM AND METHOD - Methods and systems for capturing and tracking call information relating to a call from a user to a merchant are provided. According to one embodiment of the disclosed subject matter, a request for a call to a merchant from a user on a device is received and a data connection is initiated with a call analytics platform over which user information is sent from the device to the platform. A unique number allowing the device to call the platform is then passed back to the device. The device calls the platform, call context data is captured, and the call is processed to the merchant. Information relating to the user and merchant call is tracked and logged.08-16-2012
20120252437Reliability of information exchanged among acess nodes - Wireless channel interference information is determined (e.g., a background interference matrix BIM constructed from multiple user equipment measurements). Reliability of the interference information is classified and sent with the interference information to a neighbor network access node such as a HeNB. In various embodiments there are three layers of reliability, the above being the first. The second layer utilizes variability of a plurality of such reliability indications received from the same neighbor HeNB, which is updated as new interference information and reliability indications are received from that same neighbor HeNB. The third layer utilizes a peer review/update process on the neighbor HeNBs themselves, where each HeNB's performance is shared among all and updated by one another as different HeNBs utilize one another's BIM and assesses how reliably it reflected actual interference conditions. This addresses concerns for data/source reliability since communication interfaces among HeNB groups may not be controlled by a single network operator.10-04-2012
20120009919METHOD, DEVICE, AND SYSTEM FOR MEASURING AND REPORTING AUTOMATIC NEIGHBOUR RELATION - The present invention relates to the communications field and discloses a method, a device, and a system for measuring and reporting an automatic neighbour relation (ANR), which are capable of completing an ANR function during a radio link failure (RLF), therefore saving measurement time and improving network performance. The solution is: when an RLF occurs, receiving a radio resource control (RRC) link reestablishment failure message, where the RRC link reestablishment failure message carries control information instructing a user equipment (UE) to perform an ANR measurement; performing the ANR measurement according to the control information in the RRC link reestablishment failure message to obtain an ANR measurement result; and after receiving an RRC link establishment response message, reporting the ANR measurement result by using an RRC link establishment complete message.01-12-2012
20120009918METHOD AND APPARATUS FOR HANDLING MEASUREMENT CONFIGURATION AND LOGGING IN A WIRELESS COMMUNICATION SYSTEM - A method and system for using a mobile device to collect and log network performance information operates by configuring the mobile device to automatically collect data about physical characteristics of the wireless network and log that data. The mobile device initially receives a performance measurement configuration from its registered cellular network. Based on the performance measurement configuration, the mobile device configures itself to automatically collect and log the network performance information relating to physical characteristics of the cellular network. While the collecting is ongoing, the mobile network changes the registered cellular network of the mobile device. In response to the change of the registered cellular network, the mobile device reconfigures to stop automatically collecting network performance information. If the mobile network selects a new cellular network but fails to register, the mobile device retains its configuration unchanged.01-12-2012
20120058757METHOD AND SYSTEM FOR IDENTIFYING AND CHARACTERIZING THE IMPACT OF NETWORK INCIDENTS ON TELECOMMUNICATION SERVICES OFFERED TO USERS - The present Invention relates to a method and to a system for identifying and characterizing the impact of network incidents on the telecommunication services offered to users. According to the invention, the system for identifying and characterizing an incident in a service offered to a user of a telecommunications network comprises an unavailability selection module (03-08-2012
20100173626ADAPTATION OF HANDOVER PARAMETERS - Handover parameter settings are automatically adapted in access points in a system to improve handover performance. Reactive detection techniques are employed for identifying different types of handover-related failures and adapting handover parameters based on this detection. Messaging schemes are also employed for providing handover-related information to access points. Proactive detection techniques also may be used for identifying conditions that may lead to handover-related failures and then adapting handover parameters in an attempt to prevent such handover-related failures. Ping-ponging may be mitigated by adapting handover parameters based on analysis of access terminal visited cell history acquired by access points in the system. In addition, configurable parameters (e.g., timer values) may be used to detect handover-related failures.07-08-2010
20120028634METHODS FOR ACCURATE USE OF FINITE DYNAMIC RANGE MEASUREMENT DATA IN RADIO PATH LOSS PROPAGATION MODEL CALIBRATION - Methods for accurately predicting radio propagation from signal strength measurements. Dynamic range limitations in the measurement data are explicitly taken into account. The resulting propagation models accurately predict signal strength for calculation of coverage and interference.02-02-2012
20120028633METHOD AND APPARATUS FOR IMPROVED MBMS CAPACITY AND LINK MANAGEMENT THROUGH ROBUST AND PERFORMANCE OPTIMAL SOFT COMBINING - A method for wireless communication is disclosed that includes receiving a plurality of sets of transport blocks, each set of transport blocks associated with a radio link from a plurality of radio links in soft combining; performing a filtering operation of block errors in the plurality of radio links; and removing one or more radio links from the plurality of radio links in soft combining based on the filtering operation. An apparatus and processing system for performing the method are also disclosed.02-02-2012
20120028635Method and System for Monitoring a Mobile Equipment Fleet - A method is disclosed. The method includes receiving a message from a remote device. The message includes data. The method further includes analyzing the data using a set of rules. The analyzing includes performing a maintenance analysis by analyzing the data using a set of asset maintenance rules and a set of asset usage rules. Responsive to the analyzing the data using the set of rules, an alert is sent.02-02-2012
20120064886METHOD OF LOGGING MEASUREMENT RESULT AT HANDOVER FAILURE IN WIRELESS COMMUNICATION SYSTEM - Disclosed is related to a wireless communication system and a mobile terminal providing a wireless communication service and to a method by which a base station and a mobile terminal transmit and receive data in an evolved universal mobile telecommunications system (E-UMTS) evolved from universal mobile telecommunications system (UMTS), a long term evolution (LTE) system, or a LTE-advanced (LTE-A) system and more particularly, to a method of logging a measurement result at a handover failure.03-15-2012
20120064885SYSTEM AND METHOD OF IMPROVING CIRCUIT-SWITCHED FALLBACK USER EXPERIENCE - Circuit-switched fallback (CSFB) is a technique to deliver voice-services to a mobile, when the mobile is camped in a long-term evolution (LTE) network. This may be required when the LTE network does not support voice services natively. The LTE network and a 3GPP CS network (e.g., UMTS or GSM) may be connected using a tunnel interface. The UE may register with the 3GPP CS network while on the LTE network by exchanging messages with the 3GPP CS core network over the tunnel interface. If a user receives a mobile terminating (MT) call, the UE may inform the LTE network that the UE is leaving for the call by initiating a call setup procedure. However, there may be instances where the call setup procedure may fail. Therefore, certain aspects of the present disclosure provide techniques for providing an indication of the failed call to the user.03-15-2012
20120208528Method for Initial Scanning of Frequencies, Frequency Scanning Controller, and Apparatus - A method for initial scanning of frequencies at start-up of a multi-band cellular communication apparatus is disclosed. The method comprises determining whether there is any interfering signal from any other communication system transmitting at a frequency in vicinity of frequencies of frequency bands of which the multi-band cellular communication apparatus is supposed to establish contact with a base station in at least one of the frequencies within the frequency bands. If the determination gives a result of no interfering signal, a first scan procedure is applied comprising plain scanning of the frequencies of the frequency bands of which the multi-band cellular communication apparatus is supposed to establish contact with a base station in at least one of the frequencies within the frequency bands, or if the determination gives a result of an interfering signal, a second scan procedure is applied, taking into account the determined interfering signal. A frequency scanning apparatus for initial scanning, and a radio access circuitry for such initial scanning is also disclosed.08-16-2012
20120071157Method for Mobile Network Coverage Experience Analysis and Monitoring - In a telecommunications network including a plurality of mobile terminals, a system and method of providing an indication of network coverage in relation to at least one of the plurality of mobile terminals, the method and system being configured to: determine the occurrence of incoming call events in relation to the at least one terminal; record the occurrences together with an identity of at least one applicable terminal, a location and/or a time associated with the communication event; and analyse the recorded incoming call event data, particularly unreachable terminal events, to determine an indication of experienced network coverage for each of the at least one terminal. In this way, an indication of actual user experience can be determined, which is usable in indicatively treating customer complaints, making network improvements and analysing mobile terminal performance.03-22-2012
20100273472METHOD OF MEASUREMENT REPORTING, METHOD OF HANDLING MEASUREMENT REPORTS, CELLULAR RADIO TERMINAL AND CELLULAR RADIO NETWORK UNIT - A method of measurement reporting, a method of handling measurement reports, a cellular radio terminal and a cellular radio network unit are provided. A method of measurement reporting comprises sending a first measurement report and sending a second measurement report after the sending a first measurement report, the second measurement report comprising an indication that the first measurement report is not valid anymore. A method of handling measurement reports comprises receiving such first and second measurement reports, discarding the first measurement report and processing the second measurement report. A cellular radio terminal is configured to carry out the method of measurement reporting. A cellular radio network unit is configured to carry out the method of handling measurement reports.10-28-2010
20120157088METHOD AND APPARATUS FOR CORRELATING END TO END MEASUREMENTS THROUGH CONTROL PLANE MONITORING OF WIRELESS TRAFFIC - A method, computer readable medium and apparatus for correlating measures of wireless traffic are disclosed. For example, the method obtains the wireless traffic, and processes the wireless traffic by a plurality of probe servers, where each of the plurality of probe servers generates a plurality of feeds, wherein the plurality of feeds comprises a data feed and a control feed. The method correlates the plurality of feeds from the plurality of probe servers by a plurality of aggregator servers, where the data feed and the control feed of each of the plurality of probe servers are correlated with at least one other probe server of the plurality of probe servers to provide a correlated control plane and a correlated data plane, and extracts at least partial path information of a flow from the correlated control plane. The method then correlates performance information from the correlated data plane for the flow.06-21-2012
20090143065RADIO CELL PERFORMANCE MONITORING AND/OR CONTROL BASED ON USER EQUIPMENT POSITIONING DATA AND RADIO QUALITY PARAMETERS - In broadband networks for fixed or cellular mobile radio access using the ETSI/BRAN standard, such as UTRANs, Wi-Fi or WLAN wireless communication networks, continuously monitored user equipment positioning data and radio link parameters indicating quality of service of a wireless link between a base transceiver station located in a mobile radio cell of the wireless cellular network and a mobile terminal connected to and being served by the base transceiver station, such as signal-to-noise-plus-interference ratio, power class and bit error rate in uplink and/or downlink direction of the wireless link, may be used for radio cell performance monitoring and/or control. By tracking current positions of user equipment (UE) served by the network, the network can offer location-based services to the UE. A network management system with an integrated alarm signaling unit and having access to a base transceiver station's link performance monitoring system and/or location measurement unit may be used.06-04-2009
20110034165Method of Handling System Information Reception with Measurement Gap Configuration and Related Communication Device - A method of handling system information reception with measurement gap configuration for a mobile device in a wireless communication system is disclosed. The method comprises performing reception of a first system information broadcasted by a network of the wireless communication system, and prioritizing reception of the first system information over utilization of a measurement gap for measurement when the measurement gap overlaps a period for the reception of the first system information, wherein the mobile device is configured with the measurement gap.02-10-2011
20110034164METHOD AND COMPUTER SOFTWARE PRODUCT FOR ANALYZING CELLULAR MOBILE-TELEPHONE NETWORKS - A method for analyzing cellular mobile-telephone networks includes determining a quality criterion for transmitters receivable at one location, specifying the best quality transmitter as a target transmitter, forming transmitter pairs from the target and one receivable transmitter, and testing for the pairs, whether the receivable transmitter of the pair is a possible active neighbor or potential interferer. The receivable transmitters provide a quality ranking, the testing of the pairs corresponds to the rank order and, in the case of a potential interferer marking, a distinction is made between a first type and a second type, and a first type marking is implemented if the receivable transmitter is not contained in the read in transmitter list made available by the provider and is identified as a potential interferer, and a second type marking is implemented if the receivable transmitter is contained in the list and is identified as a potential interferer.02-10-2011
20100093338WIRELESS CELL MONITORING METHOD, ITS DEVICE, AND ITS PROGRAM - In a wireless cell, the potential deterioration in quality is efficiently detected when the indication of abnormalities is weak. Provided are a step of calculating one or more radio qualities for each coverage area of a wireless cell; a step of measuring one or more network statistical qualities for each coverage area of the wireless cell; a step of making a pair of each network statistical quality and one or more radio qualities for each coverage area of each wireless cell; and a step of calculating, based on the pairs of each network statistical quality and one or more radio qualities for the coverage areas of the wireless cells, the correlation between each network statistical quality and one or more radio qualities.04-15-2010
20120122447System and Method for On-Demand Diagnostics of a Device Utilizing Secure Data to Interact Wirelessly with One or More Third Party Systems - A system and method for remotely providing an end user with a solution to a failure in a mobile transaction is disclosed. The system includes a portable communication device having a diagnostics agent configured to transmit the communication device's unique identification number and present status over a mobile network. The system further includes a retailer subsystem in short proximity communication with the communication device, and a remote system management back end in wireless communication with both the communication devices and the retailer subsystem. The system management back end has a diagnostics management system configured to receive failure data from the portable communication device, and to determine a solution based on the failure data. The system also includes a mobile network in communication with the system management back end, via which the solution is wirelessly transmitted to the end user.05-17-2012
20090131043WIRELESS COMMUNICATION SYSTEM AND TEST METHOD THEREOF, AND ACCESS TERMINAL FOR TESTING WIRELESS COMMUNICATION SYSTEM - A wireless communication system and its test method capable of executing a test of the wireless communication apparatus from a remote place by using a terminal generally used in wireless communication systems are implemented with a low-cost configuration and a simple procedure. A terminal obtained by installing a test AP on a general terminal that is used in general wireless communication systems and that can execute APs via a communication network is placed in a coverage area of a wireless communication apparatus. A maintenance center for the wireless communication system activates the terminal. The terminal executes the test AP and conducts communication with the maintenance center by using control signals and test signals for testing wireless communication system. A test is executed by measuring an actual communication state of the wireless communication system.05-21-2009
20090131042APPARATUS AND METHOD FOR CONTROLLING ACCESS TO NETWORK IN WIRELESS COMMUNICATION SYSTEM - In a wireless communication system, an apparatus and method for managing an uplink communication between a network and a plurality of terminals is achieved by transmitting a response condition parameter from the network to the plurality of terminals subscribing to a multicast service. The parameter is associated with controlling the uplink communication of the plurality of terminals. The terminal then applies the response control parameter to a predetermined test and responds to the network if the terminal determines that it is qualified to respond to the network in response to a result of the predetermined test. The network evaluates whether the parameter needs to be transmitted to the plurality of terminals and whether the parameter needs to be updated based on at least part of responses received by the network.05-21-2009
20090131041COMMUNICATION APPARATUS, WAVE QUALITY MEASURING SYSTEM, WAVE QUALITY MEASURING METHOD AND PROGRAM - A communication apparatus measures wave quality, analyzes measured data, and automatically conducts a subsequent operation. There are provided a communication apparatus, a wave quality automatic measuring system for a cellular network, a wave quality automatic measuring method, and a program in which the amount of data delivered from a measuring terminal to a server is reduced and measurement is automatically carried out on the side of the measuring terminal to thereby suppress the manual job to conduct the resetting for a subsequent measurement.05-21-2009
20090131040DEVICE DIAGNOSTICS AND MONITORING METHOD AND SYSTEM - A diagnostics and monitoring method and system is disclosed for generating diagnostics and monitoring information and transmitting the diagnostics and monitoring information to a remote terminal using an improved diagnostic and monitoring policy. The method includes selecting, at a remote terminal, one of available diagnostics and monitoring policies; transmitting a diagnostics and monitoring configuration information including at least one of a diagnostics and monitoring object, a memory allocation size, and a diagnostics and monitoring cycle from the remote terminal to a device management system; transmitting a diagnostics and monitoring message generated on the basis of the diagnostics and monitoring configuration information from the device management system to a mobile device; generating, at the mobile device, diagnostics and monitoring information with reference to the diagnostics and monitoring message; and transmitting the diagnostics and monitoring information.05-21-2009
20090131039Method and System for Determining the Dependence Between Device Parameters of a Mobile Telephone and Signal Parameters - A method and a system for determining the dependence between several device-parameter values in each case of at least one device parameter of a mobile telephone (05-21-2009
20080311900CELL SELECTION - To determine a cell for usage in wireless communication, a signal-to-noise ratio or a signal-to-power ratio can be used in selecting an appropriate cell. However, cell selection can also configure to take both signal-to-noise ratio and signal-to-power ratio into account. Multiple available cells can be analyzed and a highest ranking cell can be selected through balancing the aforementioned ratios. In addition, to minimize transferring between cells, a limitation can be placed such that a cell is not left unless there is better of both the aforementioned ratios at another cell.12-18-2008
20110183663Methods and Apparatuses for Detecting Radio Link Failure in a Telecommunications System - The embodiments of the present invention relate to a method in UE (07-28-2011
20120214479TEST APPARATUS FOR TESTING MOBILE COMMUNICATION TERMINAL AND MESSAGE DISPLAY METHOD FOR DISPLAYING MESSAGE ASSOCIATED WITH THE TESTING - A test apparatus for a mobile communication terminal is provided with a pseudo base station and display and control units. The control unit includes a analysis unit and a tag addition unit. The analysis unit acquires and analyzes the messages from the base station to take out information from the messages. The tag addition unit detects a group of series messages which have a mutual association and are consecutive in time sequence among the messages analyzed and to add a tag for identifying each group of messages to a detected group of messages. The control unit displays the tag together with the series of messages so as to identify the respective groups of messages.08-23-2012
20120172033Playback Pause Before Signal Loss of a Mobile Device - One embodiment described herein may take the form of a system and/or method for monitoring a position of a mobile device and pausing play or recording a multimedia presentation when the mobile device enters or approaches a zone where a wireless signal may be degraded or lost. In one embodiment, the mobile device may utilize a global position system (GPS) signal to determine the location of the mobile device. Further, the mobile device may be configured to display one or more multimedia presentations and may, in response to the mobile device being located near or within a dark zone, pause play of the multimedia presentation until the mobile device returns to a zone of sufficient wireless signal coverage. In this manner, the mobile device may prevent the user from losing or missing portions of the multimedia presentation due to lost or degraded wireless signal of the mobile device.07-05-2012
20100048200METHOD OF DISTRIBUTING APPLICATION RELATED INFORMATION IN CELLULAR SYSTEM - In a cellular radio system a message is transmitted in the uplink from a mobile station running an application to the cellular radio system informing the radio system of the status of the application thereby enabling the operator of the radio system to collect such data for use in optimizing the planning of the radio system or as an input parameter when detecting and trouble shooting problems in the radio system network.02-25-2010
20100009671AUTOMATIC DATA CAPTURE WHEN WIRELESS SERVICE DISRUPTION IS DETECTED - A method is provided in a wireless telecommunications network (01-14-2010
20100009673METHOD AND SYSTEM FOR FREQUENCY FEEDBACK ADJUSTMENT IN DIGITAL RECEIVERS - In RF transceivers, a method and a system for a frequency feedback adjustment in digital receivers are provided. A DC offset may result from the difference in frequencies between an RF transmitter and an RF receiver. An adjustment of the receiver's frequency may be implemented after synchronization occurs and may be performed by, for example, utilizing a header portion of a packet communicated via a wireless interface. The adjustment may be performed when the frequency difference exceeds a threshold value. In another aspect, adjusting the frequency of the RF receiver may be performed by modifying and/or changing a phase locked loop (PLL) trimmer register. This approach may allow an RF receiver to operate, in some instances, without the need for an equalizer. In this regard, the power consumed by the RF receiver may be minimized and/or the overall cost of the RF receiver may be reduced.01-14-2010
20100009672CELL RE-SELECTION UTILIZING SYSTEM INFORMATION LENGTH - A method for performing cell re-selection in a cellular network includes a subscriber terminal measuring received powers of neighbour cells in accordance with system information received from a current cell, selecting one of the neighbour cells as a new cell, the subscriber terminal receiving a part of the system information sent by the new cell, calculating the time used for receiving the system information of the new cell by employing the length information in the system information part sent by the new cell, and deciding whether to continue the re-selection of said new cell on the basis of the calculated time.01-14-2010
20120220290POTENTIAL CALL DROP INDICATOR - Mobile device user notifications of highly likely call drops or service losses are provided. A wireless network can determine from the location history of a mobile device if that mobile device is likely to lose connectivity to the wireless network or to a particular wireless service and issue an alert to the user. The form of the alert can be through one of various types of mobile device messages, or through an application on the mobile device. The mobile device's location can be determined using the global positioning system. Alternative directions can be provided to the user so that the user can travel without losing connectivity. The user may provide a destination before beginning travel, and receive a suggested course of travel that keeps the user within a higher quality coverage area.08-30-2012
20120220291USER EQUIPMENT REPORTING OF CONNECTION LOSS - Provided are methods for handling reports on lost connections in a terminal device which is capable of being in communication connection with a plurality of network access nodes, wherein the terminal device generates, after having lost connection to a (first) network access node, a report on the loss of connection and, upon or after reconnecting of the terminal device with the same or a different network access node, sends the report on the loss of connection to the network access node. The network access node receiving a report on loss of connection from a terminal device, forwards said report to a central server and/or to a network access node to which the terminal device was connected before. Further provided are a terminal device comprising a receiver and a transmitter and being adapted to connect to an access node of a network, particularly of a wireless, e.g. a cellular radio network, said terminal device further comprising a report generator for generating a report on a loss of connection, wherein said transmitter is adapted to send said report to an access node upon or after reconnecting, and a network access node, particularly a network access node of a wireless, e.g. a cellular radio network, comprising a receiver and a transmitter and being adapted to be connected by a terminal device, wherein the receiver is adapted to receive reports on a loss of connection from a terminal device, and wherein the transmitter is adapted to forward or send a received report to a central server or to a different access node, particularly to an access node to which the terminal was connected before a loss of connection.08-30-2012
20120315892DISTRIBUTED INTERFERENCE MANAGEMENT - A method of interference management in a wireless network includes determining a level of interference within a wireless receiver and transmitting a signal indicative of excessive interference. Within a wireless transmitter, a beam forming vector or a sub-set of transmitter antenna is randomly selected from a set of transmitter antenna available to the transmitter and switching signal transmission from a preceding transmission mode to a transmission mode using the selected beamforming vector or the selected antenna sub-set, following receipt of a signal indicative of excessive interference. It is then determined, within the receiver, whether a level of interference has improved since the transmission of the signal. If not, a signal indicative of a deterioration of said level of interference is sent. If the signal indicative of a deterioration of the level of interference is received at the transmitter, the transmitter reverts to using the preceding transmission mode for signal transmission.12-13-2012
20120083263APPARATUS AND METHOD FOR CONTROLLING MDT MEASUREMENT REPORT IN 3GPP SYSTEM - A method and an apparatus for determining a message type for Minimization of Drive Test (MDT) measurement information report in connected mode of a User Equipment (UE) are provided. The method includes receiving a terminal information request from a base station, determining whether the terminal information request includes an MDT information request, and transmitting the terminal information through a first Signaling Radio Bearer (SRB) when the terminal information request includes no MDT information request and through a second SRB when the terminal information request includes the MDT information request.04-05-2012
20120083262Radio Base Station and Method Therein - Embodiments herein relate to a method in a radio base station for enabling a user equipment to establish a connection in a radio communications network The user equipment is served in a first cell controlled by the radio base station. The radio base station is comprised in the radio communications network. The radio base station detects a failure of a radio link between the user equipment and the radio base station. The radio base station then forwards a user equipment context of the user equipment to a circuitry controlling a second cell when the failure is detected. The user equipment context enables the circuitry controlling the second cell to serve the user equipment and thereby enables the user equipment to establish the connection in the radio communications network.04-05-2012
20120225647MOBILE COMMUNICATION METHOD, MOBILE MANAGEMENT NODE, POSITIONING CALCULATION NODE, AND MOBILE STATION - To eliminate the problems when a handover by a mobile station UE over a radio base station eNodeB is performed during a positioning process of the mobile station UE. A mobile management node MME according to the present invention is configured to transmit a transfer signal “S1-AP Downlink NAS Transport” including an LPP signal received from a positioning calculation node E-SMLC and the identification information of the E-SMLC to a radio base station eNodeB, and when a transmission failure reason included in a transmission failure notification signal “S1-AP NON DELIVERY INDICATION” received from the radio base station eNodeB indicates a positioning failure, the mobile management node MME transmits the transmission failure reason and the LPP signal included in the transmission failure notification signal “S1-AP NON DELIVERY INDICATION” to the positioning calculation node E-SMLC identified by the identification information of the E-SMLC included in the transmission failure notification signal.09-06-2012
20120258705TELEMATICS SYSTEMS AND METHODS WITH MULTIPLE ANTENNAS - Vehicle telematics systems and methods for vehicle telematics systems are provided. The telematics system includes a first antenna, a second antenna, and a processing device. The first antenna is disposed at a first location on the vehicle. The second antenna is disposed at a second location on the vehicle. The second location is remote from the first location. The processing device is coupled to the first antenna and the second antenna. The processing device is configured to monitor a parameter that is indicative as to whether the first antenna is operational, communicate using the first antenna if the parameter indicates that the first antenna is operational, and communicate using the second antenna if the parameter indicates that the first antenna is not operational.10-11-2012
20120231785Core Services Platform for Wireless Voice, Data and Messaging Network Services - A system for managing wireless devices in a wireless network comprising: a processor; and a memory coupled with the processor, wherein the memory is configured to provide the processor with instructions which when executed cause the processor to: receive a diagnostic request to analyze a problem associated with a wireless device operating in the wireless network; retrieve diagnostic information associated with the wireless device from the wireless network; retrieve diagnostic information associated with the wireless device from the wireless device; determine at least one solution for the problem associated with the wireless device based on the retrieved diagnostic information from the wireless network and the wireless device; transmit the at least one solution; and receive a confirmation that the problem has been resolved.09-13-2012
20120231784DYNAMIC SAR EMISSION CONTROL TO MINIMIZE RF EXPOSURE - A network node determines one or more parameters related to a Specific Absorption Rate (SAR) target, where SAR is a measure of a maximum energy or power absorbed by a unit of mass of tissue exposed to radio frequency (RF) electromagnetic field (EMF) radiation generated as a result of radio transmissions generated by a UE. The network node generates content for a message for transmission to the UE including the determined one or more SAR-related parameters to be applied by a transmitter in the UE. Based on those one or more SAR-related parameters, the UE determines and implements an action in order to meet the SAR target. Other example embodiments permit the UE to determine the SAR-related parameters in other ways.09-13-2012
20120264420DISTRIBUTED BASE STATION CONTROLLER - A wireless cellular telecommunication system with an internet protocol network is provided. The wireless cellular telecommunication system comprises one or more base transceiver stations. The base transceiver stations can selectively provide a radio resource management processing. The radio resource management processing can provide a means for performing an inter-base transceiver station handover. A base transceiver station can communicate with another base transceiver station for the radio resource management processing without assistance from a centralized controller to perform control processing for the base transceiver stations. The base transceiver stations can further selectively provide a radio resource management processing, such as allocating a radio channel, deallocating a radio channel, changing a radio channel, or activating ciphering, without the assistance from a centralized controller to perform control processing for the base transceiver stations.10-18-2012
20110045819METHOD AND APPARATUS FOR MEASURING RADIO RESOURCE USE PER TRAFFIC CLASS IN A WIRELESS COMMUNICATION SYSATEM - A method and apparatus for measuring a use of radio resources in a wireless communication system are provided. The method includes allocating radio resources to a plurality of transport blocks, and, if at least one transport block among the plurality of transport blocks overlaps at least one other transport block in terms of the radio resources, a use of the radio resources is measured by calculating a sum of a value determined by dividing the number of radio resources allocated to each of the plurality of transport blocks by the number of radio resources which are used by the at least one other transport block in a duplicate manner.02-24-2011
20110237245MOBILE STATION - In a mobile station (UE) according to the present invention, an AS function is configured to notify, when detecting a failure in a radio link established with the radio base station is detected or when discovering a cell subject to a location registration by a cell selection process, a NAS function of the detection or the discovery; and the NAS function is configured to transmit, in response to the notification, a location registration request signal to a mobile switching center (MME).09-29-2011
20110237244METHOD AND ARRANGEMENT IN A RADIO BASE STATION, IN A RADIO COMMUNICATIONS NETWORK - The invention relates to an arrangement (09-29-2011
20110237243SYSTEM AND METHOD FOR INTER-CELL INTERFERENCE AVOIDANCE IN CO-CHANNEL NETWORKS - Systems and methods are provided for a distributed inter-cell interference avoidance (ICIA) technique for avoiding co-channel interference between femtocell networks and macrocell networks. At the macrocell, user equipments sense the downlink (DL) spectrum and detects whether there are any nearby interfering femtocells. If there is any interference, a macrocell base station appropriately re-schedules the DL resources and also uses a mapping function to re-schedule uplink (UL) resources based on the re-scheduled DL resources. At the femtocell, a femtocell base station senses the UL spectrum to detect for interference from nearby macrocell users. If there is interference, femtocell gives priority for use of the resources to the macrocell by releasing UL resources. Femtocell may also use the same mapping function to obtain the DL resources used by the macrocell and to re-schedule DL and UL resources of the femtocell to avoid using the DL and UL resources of the macrocell.09-29-2011
20100203882Method and Arrangement for Managing Inter-Cell Interference in a Communications Network - The present invention relates to a method in a base station (08-12-2010
20100203881Call Quality and Coverage Improvement in Mobile Wireless Communication Networks - Technologies are described herein for improving call quality and coverage of cells within a mobile wireless communication network. Such improvements can be accomplished by adjusting various radio access network parameters. The adjustments may be made at the cell level or at the neighbor level. An iterative process can periodically collect key performance indicator (KPI) statistics from the mobile wireless network. System improvements may derive from one or more rules applied in parallel. Each rule can have a unique combination of minimum or maximum KPI thresholds. System issues may be identified when a cell correlates with one or more of the rules which may then suggest one or more parameter changes to reduce the identified system issue. System capacity policies may be provided as limits to the coverage and call quality triggers.08-12-2010
20100203880MEASURING ABSOLUTE TOTAL ISOTROPIC SENSITIVITY OF WIRELESS COMMUNICATION DEVICES IN SCATTERED FIELD CHAMBERS - The absolute total isotropic sensitivity is determined for a communication device receiver circuit that is within a scattered field chamber (SFC) and is receiving communications from a base station simulator. Movement of a mode stirrer device within the SFC is controlled to sequentially move the mode stirrer device to a plurality of different static positions. The different static positions of the mode stirrer device are configured to differently mix polarizations of incident RF fields in the SFC. At each of a plurality of the different static positions of the mode stirrer device, the transmission power level from the base station simulator is varied through a plurality of different transmission power levels. At each of a plurality of the transmission power levels, a bit error rate and a received signal strength at which the communication device receives the communications from the base station simulator are measured. The absolute total isotropic sensitivity of the communication device receiver circuit is determined in response to the measured bit error rate, the measured received signal strength, and the associated transmission power levels.08-12-2010
20120276897APPARATUS AND METHOD FOR REPORTING RADIO LINK FAILURE - The present invention relates to an apparatus and method for report a Radio Link Failure (RLF) and discloses the operations of UE or an eNB and the operating schemes of a network according to a cause of RLF. More specifically, the operating efficiency of a network is improved by reporting the reception power or interference power or both of other transceivers within a device, from among causes that generate RLF. This specification includes elements for configuring detecting RLF, configuring an RLF report on the RLF, and transmitting the RLF report. The RLF report includes information about whether there was an influence of In-device COexistence interference (ICO) to the RLF.11-01-2012
20120276896ADAPTIVE MODULATION AND CODING SCHEME ADJUSTMENT IN WIRELESS NETWORKS - In a method of adjusting a modulation and coding scheme (MCS) level for a transmission on a communication channel between a base station and a mobile terminal, at the base station: a target value for an error metric is defined; the error metric is measured; an MCS offset based on a degree of deviation of the measurement of the error metric from the target value is determined; an indication of a channel quality measurement for the communication channel is received from the mobile terminal; a pre-adjusted MCS level corresponding to the indication of the channel quality measurement is determined using a fixed mapping between a set of channel quality levels and a corresponding set of MCS levels; an adjusted MCS level is determined by adding the MCS offset to the pre-adjusted MCS level; and the adjusted MCS level is assigned to the transmission.11-01-2012
20100234015MOBILE COMMUNICATION METHOD AND RADIO BASE STATION - A mobile communication method includes the steps of: transmitting, from a radio base station (eNB) to a mobile station (UE), a measurement rule designation command which designates addition or deletion of a measurement rule; transmitting, from the radio base station (eNB) to the mobile station (UE), a measurement object designation command, which designates addition or deletion of a measurement object, independently from the measurement rule designation command; and transmitting, from the radio base station (eNB) to the mobile station (UE), a mapping designation command which designates associating of the measurement object with the measurement rule.09-16-2010
20110256862DESCRIPTION METHOD FOR OPTIMIZING EXCHANGES OF INFORMATION ON ACKNOWLEDGEMENT IN ASYNCHRONOUS COMMUNICATION BETWEEN TERMINAL AND NETWORK - In a method for optimizing exchanges of acknowledgement signals between a mobile equipment in asynchronous communication with a plurality of base stations of a cellular telecommunication network, the terminal sends data to the base stations and each base station is likely to return to the terminal a positive acknowledgement ACK or negative acknowledgement NACK. The method includes the steps of: synchronizing the mobile equipment with the network; and estimating quality of downlink communication between each base station and the mobile equipment on at least one standardized channel, such that if at least one base station returns an acknowledgement to the mobile equipment, the mobile equipment only requests a NACK from the base stations whilst the data is continuously being transmitted, and if all the base stations return a NACK to the mobile equipment, the mobile equipment only requests an ACK from the base stations during the current communication.10-20-2011
20120088497RADIO SIGNAL LOSS TRACKER - A mobile telephone is described. The mobile telephone includes a radio transceiver for transmitting a radio signal based on a measured signal strength of a cellular signal received from a remote transceiver. A processor is coupled to the radio transceiver. The processor monitors the measured signal strength over time and determines when the measured signal strength decreases to a predetermined threshold. A memory is coupled to the radio transceiver for storing the measured signal strength. A display indicates a time when the measured signal strength decreases to the predetermined threshold.04-12-2012
20120329449SYSTEMS AND METHODS PROVIDING CONTINUED SUBSCRIBER SERVICES WITH INTER-RAT (RADIO ACCESS TECHNOLOGY) NETWORK ENERGY SAVINGS - Techniques for providing continued subscriber services while facilitating network energy savings through the use of inter-RAT energy savings schemes are described. Network energy savings may use inter-RAT energy savings schemes adapted to mitigate the effect of gaps in service area coverage and thus enable continued wireless communication services. Network energy savings intelligence may operate to extend intra-RAT energy saving frameworks to inter-RAT energy savings frameworks by facilitating selection of network resources for implementation of energy savings techniques, adjustment of network resources for optimizing service area coverage during implementation of energy savings techniques, making determinations regarding when aspects of an energy savings technique are to be invoked or exited. Network energy savings intelligence may be utilized to facilitate service continuity with respect to particular services, such as by capturing requests for particular services, which might otherwise be unavailable due to implementation of an energy savings technique.12-27-2012
20100216452SYSTEMS AND METHODS FOR BASE STATION REFERENCE FREQUENCY CORRECTION AND TIMING CORRECTION USING TRANSCEIVER FEEDBACK - A wireless communications system includes a radio resource manager, one or more base stations, and one or more wireless transceivers capable of communicating with the base stations. The wireless transceivers are configured to be able to measure the difference in network parameter (e.g. frequency and timing offset) between base stations within their range. These network parameter differences along with other information is communicated to the radio resource manager which is then able to update or correct the signal or signals of one or more base stations using the information from the wireless transceivers.08-26-2010
20100216451METHOD AND DEVICE FOR CONTROLLING MULTI-PATH CONNECTIONS IN RADIO ACCESS NETWORKS - Method and controller device for controlling a plurality of N transport paths in RANs, wherein a primary path is assigned for each type of traffic to allocate voice or data calls, comprising: 08-26-2010
20130012193SYSTEM AND METHOD TO DETECT PBX-MOBILITY CALL FAILURE - Aspects relate to initiating voice calls to mobile devices from an enterprise network. In one example, a server can initiate a voice channel to a mobile device, and if the mobile device cannot be reached, an access network may redirect the call from the server to a number identified as a voicemail number; however, such number is reconfigured to instead be directed to a number located within the enterprise network. The server can monitor or receive an indication that a call is incoming, and attributable to the mobile device. If such a call is incoming or received, then the server determines that the call has failed. If the mobile device answers the call, the server can determine that the voice channel has been established, without waiting for a confirmation indication, such as a DTMF tone.01-10-2013
20100130191METHOD FOR CONTROLLING INFORMATION TRACE AND CORE NETWORK ELEMENT - A method for controlling information tracking, wherein MSISDN number information is converted to IMSI and/or IMEI number information automatically in the net element of core network, therefore when user requires to conduct information tracking, just MSISDN is needed. Moreover, while conducting the information tracking, do not need to record and convert the information based on MSISDN in advance.05-27-2010
20120149363Method and Apparatus for Power Reduction Control in Home Network Environment - There are provided measures for power reduction control in a home network environment, which may be applicable in an interworking of a home network area and a macro network area. Such measures for power reduction control may for example include, upon receipt of an initial power reduction command from a network element of a macro network area, reducing a transmit power in a home network area by a predetermined power reduction amount and starting a timer with a predetermined time period, and upon receipt of a further power reduction command from a network element of a macro network area as long as the timer is not expired, discarding the further power reduction command.06-14-2012
20120149362Victim User Equipment Status - Methods are presented wherein a WTRU may determine, based on measurements, that it is a victim of interference from another cell such a closed subscriber group (CSG) cell. In addition, methods are presented for the UE to inform the CSG cell that UE is present and is a victim UE. Methods for informing the CSG cell may include the grant of temporary membership to a victim UE, the use of a connected WTRU as a relay, and/or indicating victim status in a control message. The indication may trigger an interference management procedure. Methods for the WTRU to stop interference management at the CSG cell, methods to allow the use of a training period by the CSG eNB to allow for non-CSG WTRUs to report their presence, and methods to indicate how to perform UE Victim Indication are also presented.06-14-2012
20130017822APPARATUS AND METHOD FOR PREVENTING PERFORMANCE DEGRADATION OF CALL SERVICE IN A PORTABLE TERMINALAANM OH; Se-WanAACI Suwon-siAACO KRAAGP OH; Se-Wan Suwon-si KR - An apparatus and method for preventing performance degradation of a call service in a portable terminal are provided. In the apparatus, a memory stores a Preferred Roaming List (PRL) including information about a plurality of systems and an avoidance list including information about a system to which access has failed the predetermined number or more times, and when an access attempt to originate or terminate a call to or from a specific system acquired in a weak electrical field has failed a predetermined number or more times, a controller controls reacquisition of the specific system and attempting of call origination to or call termination from the reacquired specific system.01-17-2013
20110159870WIRELESS BASE STATION APPARATUS, WIRELESS COMMUNICATION METHOD IN THE WIRELESS BASE STATION APPARATUS, AND WIRELESS COMMUNICATION SYSTEM - A wireless base station apparatus performing wireless communication with a mobile station apparatus includes: a transmission unit to transmit data to the mobile station apparatus; a reception unit to receive a delivery result for the data from the mobile station apparatus; and a control unit to determine whether reception processing through a first channel is performed or parallel reception processing through the first channel and a second channel is performed on the basis of a radio line quality between the wireless base station apparatus and the mobile station apparatus or an amount of processing in the reception unit if the transmission unit transmits a permission notification permitting the transmission through the first channel to the mobile station apparatus, where the reception unit performs the reception processing in accordance with the result of the determination to receive the delivery result transmitted through the first channel or the second channel.06-30-2011
20110159869NEAR FIELD RADIO COMMUNICATION APPARATUS AND MOBILE RADIO TERMINAL - According to one embodiment, a near field radio communication apparatus, as described in embodiments, comprises a signal receiving unit configured to convert a radio signal into an electric signal an information obtaining unit configured to obtain information from a signal output from the signal receiving unit and an operating power supplying unit configured to supply an operating power to the information obtaining unit if a voltage level of the electric signal output from the signal receiving unit varies to he equal to or higher than a preset threshold value.06-30-2011
20110159868Automated Message Enumerated Notification - The described method and system provide a connectivity problem resolution mechanism that uses a data mode call in order to diagnose a connection problem while avoiding audible ringing and or inadvertent user pick-up during error diagnosis and correction. The system includes three primary functions and elements including cellular error message recognition, error response handling configured to update and/or maintain processes, and new error message capture. This system is usable both online and offline. Error recognition may be based on error message matching or keyword matching.06-30-2011
20080254789CELLULAR MOBILE COMMUNICATION NETWORK OPERATING METHOD AND SYSTEM - A cellular mobile communication network operating method comprises a step of calculating at least one adjustment frequency parameter representative of the adjustment frequency of at least one radio parameter associated with at least one network object and a step of using said at least one adjustment frequency parameter in at least one radio network optimization operation10-16-2008
20080254788Complexity Reduction In Power Estimation - A signal-power related quantity is estimated by repeating a processing step, where measured values of instantaneous signal powers are processed. At each relevant part step of the processing and for each relevant matrix (10-16-2008
20080248795Call results failure classifications - A method of classifying a call failure. In one embodiment, an indication of a call failure is received and the cause of the failed call is automatically identified and classified. In one embodiment, identifying the cause of a call failure comprises determining signal characteristics, determining network resource availability, and determining cellular structure characteristics. In one embodiment, a call failure is classified as coverage failure if the signal strength is below an acceptable threshold or if a wireless device initiates a call and receives no response from the network or when the signal interference is above an acceptable threshold. In one embodiment, a call failure is classified as capacity failure if a network is unable to accommodate a wireless device with a communication channel or resources. A call failure is classified as operational failure if the call failure is related to mistakes in a configuration file defining and identifying cellular structures.10-09-2008
20080248794Configuration and management of wireless network devices - An approach is provided wherein a lack of wireless connectivity between a wireless network device and a wireless network is detected, and the wireless network device connects to an administrator device over a separate wireless network. Network configuration data is transmitted from the administrator device to the wireless network device over the separate wireless network and based on the network configuration data the wireless network device attempts to reconnect to the wireless network.10-09-2008
20080242292METHOD AND APPARATUS FOR PROVIDING CONTEXT RECOVERY - An approach is provided for context recovery. A radio link failure condition of a wireless link employed by a mobile unit is detected. An identifier of the mobile unit is received. A determination is whether the mobile unit can re-use connection parameters that were established prior to the failure condition. The mobile unit is instructed to re-use the connection parameters based on the determination.10-02-2008
20080233948Wireless Communications Systems - A method for controlling uplink transmissions from a user device to an access point in a wireless telecommunications system is described. Each access point defines a communications cell, and the method comprises monitoring interference in an uplink channel at an access point, performing interference control actions at the access point when monitored interference exceeds a first predetermined level, monitoring occurrences of such control actions at the access point, and if a number of such occurrences exceeds a predetermined level, performing interference control actions with reference to a plurality of cells at a central controller of the telecommunications system, which central controller is operable to control a plurality of access points.09-25-2008
20110263243System and Method for Testing the Reception and Play of Media on Mobile Devices - A system and method of determining the quality of audio-visual services of a mobile telephone is provided. In one embodiment, the method includes wirelessly receiving streaming audio-video content at the mobile telephone and wherein the audio-video content comprises video content and audio content. The video content is formed of a plurality of video frames with each encoded with one or more video symbols. The audio content is formed of a plurality of audio segments with each encoded with a sequence of tones. The method further includes outputting the audio content with the mobile telephone and displaying the video content with the mobile telephone. A computer processes the video symbols of each video frame of the displayed video content to determine a video quality of the displayed video content and processes the sequences of tones of the outputted audio content to determine an audio quality of the outputted audio content. The determined audio and video quality is then output by the computer.10-27-2011
20080220766Method for Control of Radio Measurements in a Cellular Mobile Radio Communication System - One aspect of the present invention is a method for radio measurement control in a cellular mobile radio communication system, for a mobile station in connected mode and in a mobility management state in which the mobile station effects cell reselection, said method including the steps of: 09-11-2008
20130122895METHOD FOR UPLOADING NETWORK INFORMATION, AND USER EQUIPMENT, NETWORK SIDE EQUIPMENT AND SYSTEM THEREOF - The disclosure relates to a method for uploading network information, and User Equipment (UE), network side equipment and system thereof. The method comprises the following steps: a network side equipment receives power supply capacity information reported by a UE; the network side equipment instructs the UE to upload needed network information according to the power supply capacity information; the network side equipment receives the network information, which is uploaded by the UE. The method for uploading network information by using the power supply capacity information of UE, and UE, network side equipment and system thereof, according to example embodiments of the present invention, avoid the problems of short standby time and the interruption of ongoing service for a user caused by uploading the network information, and reduces the operation cost, by uploading the network information according to the power supply capacity of the UE.05-16-2013
20130178203METHODS FOR TESTING WIRELESS ELECTRONIC DEVICES USING SHORT MESSAGE SERVICE - A device under test (DUT) may be tested using a radio-frequency test station. A test station may include a test host, a test unit coupled to the test host, and a shielded enclosure. The shielded enclosure may contain a test antenna that is coupled to the test unit via a radio-frequency cable. The DUT may be placed in the shielded enclosure during testing. The DUT may not be electrically wired to the test host. The test host may direct the test unit to transmit control signals in the form of a text message using Short Message Service (SMS) so that the DUT is placed into different desired configurations during testing. The DUT may also be configured to respond by sending SMS messages back to the test unit, where the SMS messages generated by the DUT includes radio-frequency performance metrics measured using the DUT.07-11-2013
20130143548Apparatus and method in mobile telecommunications system user equipment - A method and apparatus in a user equipment is described, the method comprising, at the user equipment: receiving data from a cell in a wireless network; if reading of the data is unsuccessful, determining a signal quality metric for a signal received from the cell; and when reading of the data is unsuccessful and when the signal quality metric meets a criterion, initiating a procedure associated with cells for which reading of the data is unsuccessful.06-06-2013
20130143549SYSTEMS AND METHODS FOR COORDINATING THE COVERAGE AND CAPACITY OF A WIRELESS BASE STATION - A communications base station is installed at a selected new location and the base station, prior to going “online” monitors the wireless traffic from other base stations within interference range of the new base station's coverage area. The new base station also monitors the wireless traffic between mobile devices within its coverage area and these other base stations. Based upon these monitored conditions, as well as other known conditions, the new base station then determines the transmitting parameter configuration it should imply in order to achieve a desired optimization between capacity and coverage area. After the new base station is online, a central control can monitor the entire network to determine if any additional changes are necessary and if so the new transceiver, or any other transceiver, can be instructed to monitor itself with respect to interference and to take corrective action to improve overall network coverage and capacity.06-06-2013
20130171985MANAGEMENT OF MACRO NETWORK KPI IMPACTS FOR A MASS DEPLOYMENT OF FEMTOCELLS - Power management is provided in a femtocell basestation in a cellular communications network, in order to ensure that the effect of a mass deployment of femtocells on the key performance indicators of the surrounding macro network is bounded, for all femtocell traffic profiles. An expected area density of femtocells is determined; a macro layer quality criterion is set; a network performance indicator impact level is set; a maximum impact area allowed for the femtocell is calculated, based on the expected area density of femtocells, the macro layer quality criterion, and the network performance indicator impact level; a distance of a macro layer user from the femtocell is estimated; and the downlink power in the femtocell is controlled, based on the estimated distance of the macro layer user from the femtocell and based on the calculated maximum impact area.07-04-2013
20130171986WIRELESS COMMUNICATION SYSTEM, RELAY STATION, USER EQUIPMENT, AND WIRELESS COMMUNICATION METHOD - A wireless communication system includes a base station, a user equipment, and a relay station that relays a wireless signal sent and received between the base station and the user equipment. The relay station includes a first processor that executes reconnection processing with the base station, every time a plurality of time durations with respect to certain timing elapse, for a call corresponding to each time duration, and a transmitter that, if a reconnection with the base station is not made until a predetermined time elapses after a start of the reconnection processing for the call corresponding to the each time duration, sends a message for notifying a call disconnection of the corresponding call in response to the lapse of the predetermined time. The user equipment includes a receiver, and a second processor that executes call disconnection processing on the corresponding call in response to the message being received.07-04-2013
20120252440RADIO COMMUNICATION SYSTEM, SELF-OPTIMIZING SYSTEM, RADIO BASE STATION, AND RADIO PARAMETER SETTING METHOD - The present invention provides a self-optimizing system for setting a radio parameter on a radio base station that manages a cell, including an update value calculation section that calculates an update value of a determining factor of the radio parameter based on traffic statistics information and on radio channel quality information that indicates radio channel quality of the cell and of a specific neighbor cell of the neighbor cells, a reliability evaluation section that evaluates reliability of the calculated update value of the determining factor, an update determination section that determines whether or not to apply the update value of the factor to the radio base station, and a radio parameter updating section that sets the radio parameter determined by the update value of the factor on the radio base station when the update value of the factor is determined to be applied to the radio base station.10-04-2012
20120252439SYSTEM AND METHOD FOR ESTIMATING CASUALTIES - To estimate the number of casualties at an event, a query may be sent to mobile device history database(s) associated with one or more mobile base stations that provide service coverage to an area that encompasses the event. The query determines the number of abnormal disconnects from the base station in a time interval immediately after the event. From the query response, a calculation may be performed of the number of casualties, with some or all of these abnormal disconnects being considered to indicate a casualty. Additional parameters can be applied to a casualty calculation, such as the percentage of persons in an area who would normally carry a mobile device that is connected to the one or more base stations.10-04-2012
20120252438Mobile Unit And Network Element For Testing RF Coverage - A mobile unit and network element are used to test RF coverage in a wireless communication network. A mobile unit receives testing location information, including the cell location data and the boundary information, from a network element. The mobile unit moves about the testing location and receives information about the RF quality of the signal and stores this data. The mobile unit periodically sends the stored data to the network element. The network element includes a correlation element that correlates the received data to form new values for each of the cell sites tested. This correlated value can be used for multiple cell sites to determine which cell sites most need additional RF coverage testing. In addition, the network element can map the data and either send to the mobile unit, display on a monitor at the network element, or sent to a web server for access via the Internet.10-04-2012
20130095818METHOD AND APPARATUS FOR LTE RADIO LINK FAILURE DETERMINIATION IN DRX MODE - A method and apparatus for detecting radio link failure (RLF) in a wireless transmit receive unit (WTRU) includes the WTRU performing a series of radio link measurements during a discontinuous reception (DRX) on-duration, comparing each of the series of radio link measurements to a threshold, and determining that the series of radio link measurements indicates an out-of-synch condition.04-18-2013
20130115939Method and Apparatus for Diagnosing Feeder Misconnection - The present invention relates to a method and an apparatus for diagnosing a feeder misconnection. The method includes: for each planned non-co-site strong neighboring cell of a sector to be analyzed, by using each sector of a base station where the sector to be analyzed is located as an interference source, determining a sector having the greatest interference with the non-co-site strong neighboring cell; and when in the planned non-co-site strong neighboring cells of the sector to be analyzed, the sector having the greatest interference with the non-co-site strong neighboring cell is in another sector except the sector to be analyzed, and a ratio of the number of non-co-site strong neighboring cells of the another sector to the total number of the non-co-site strong neighboring cells reaches a preset first threshold, determining that a feeder of the sector to be analyzed is misconnected.05-09-2013
20130115938Method and Apparatus for Deriving Pathloss Estimation Values - A method for deriving pathloss estimation values within a cellular communication network. The method comprises receiving pathloss data obtained from a plurality of wireless communication units located within the cellular communication network, receiving location information corresponding to the plurality of wireless communications units, associating received pathloss data with individual sectors within a coverage area of the cellular communication network based at least partly on the location information for the respective wireless communications unit, and deriving pathloss estimation values for individual sectors within the cellular communication network based at least partly on the received pathloss data.05-09-2013
20130178204Method of Determining a Radio Link Failure Associated with a Handover of a User Equipment for a Source Access Node to a Target Access Node, Access Node for Determining a Radio Link Failure Associated with a Handover of a User Equipment from a Source Access Node to a Target Access Node, and User Equipment - A method of determining a radio link failure associated with a handover of a user equipment from a source access node to a target access node includes acquiring a first information about a time associated with the user equipment communicating with an access node for establishing a connection associated with the handover and a second information indicating the access node with which the user equipment communicates for establishing a connection subsequent to the radio link failure, and determining the radio link failure based on the acquired first and/or second information.07-11-2013
20130122893Discovery In Device-To-Device Communication - The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for discovery of D2D devices in wireless communications, e.g., LTE systems by relating beacon/discovery resources to paging frames, so that the UE may save power being active (e.g., in the wake-up state) only during paging frames. The user equipment may receive during a paging receiving time a paging signal from the wireless network and at least one discovery signal from at least one user equipment operating in the wireless network, wherein a discovery cycle period of the at least one discovery signal is different than the paging cycle period and is determined using the paging cycle period based on a predefined rule.05-16-2013
20130157653METHOD FOR GROUPING MTC DEVICES IN MTC NETWORKS AND COMMUNICATION METHOD - Methods for grouping MTC devices in MTC networks are proposed. One of the proposed methods includes grouping femto MTC devices into femto groups and grouping macro MTC devices into macro groups, where each of the assigned groups has its granted interval for delivering MTC messages. In the proposed method, it may detect network overload of each group or unsuccessful access request of each device, and statistically count consecutively accumulated number of occurrence of the CN overload of each group or accumulated number of occurrence of unsuccessful access request retries of each device. The group numbers, cycle time, and access probability of the macro groups or the femto groups may be adjusted according to the aforementioned accumulated numbers. In addition, the macro groups or the femto groups are merged or split according to determination based on the statistical counts.06-20-2013
20110212720Method of Improving Coverage and Optimisation in Communication Networks - A method and apparatus for detecting and determining the location of a coverage hole in a communications network such as a cellular communication system wherein the location is determined from operational parameters and/or by network elements themselves. Additionally is a method to reduce a hole by adjusting antennae parameters preferably remotely and automatically and this can be done in conjunction with hole location to optimise the system.09-01-2011
20080200163MOBILE COMMUNICATION APPARATUS, METHOD AND COMPUTER READABLE MEDIUM THEREOF CAPABLE OF DETERMINING WHETHER TO KEEP SEARCHING FOR AVAILABLE BASE STATIONS - A positioning module positions the location of the mobile communication apparatus. A determination module stores a map and determines whether the location of the mobile communication apparatus is within one of the effective communication ranges of the available base stations based on the map. A processing module ceases searching for the signals of available base stations if the location of the mobile communication apparatus is determined not to be within one of the effective communication ranges. A mobile communication apparatus can cease searching for the signals of available base stations if the mobile communication apparatus is not within one of the effective communication ranges of any available base stations or the search takes too much time. Therefore, power is saved.08-21-2008
20110223905METHOD FOR DETECTING COVERAGE LOSS IN BROADBAND WIRELESS ACCESS SYSTEM - A method for detecting coverage loss in a broadband wireless access system is disclosed, which recognizes a connection state between a mobile station (MS) and a base station (BS), and provides a method and apparatus for quickly performing network re-entry when the MS moves out of a coverage area of the BS. A method for allowing a base station to perform coverage loss detection of a mobile station in a broadband wireless access system includes unsolicitedly transmitting a first message wherein a bit for requesting ranging execution is set, to the mobile station, and upon receiving a second message for confirming the ranging from the mobile station prior to expiration of a first timer that begins to operate when the first message is transmitted, restarting operating a second timer established for the mobile station.09-15-2011
20110275365Wireless Communication Network Accessibility Performance Measurement - A method and respectively adapted components of a wireless communication network are described for determining a connection setup request success rate in the wireless communication system. In a first step, carried out in a mobile station, a connection setup request is transmitted from a mobile station to a network element of said wireless communication system, wherein said connection setup request includes, in the case that the connection setup request is a repeated connection setup request, an information element indicating that the connection setup request is a repeated connection setup request. In a second step, said connection setup request from said mobile station is received in said network element and repetition-related data are determined from an information element in said connection setup request if said information element indicates that the received connection setup request is a repeated connection setup request. In a third step, carried out in a post processor, a connection setup request success rate is determined from said repetition-related data.11-10-2011
20110275364DEVICE-DRIVEN INTELLIGENCE AND FEEDBACK FOR PERFORMANCE OPTIMIZATION AND PLANNING OF A SERVICE NETWORK - System(s), device(s), method(s), and user interfaces are provided to enable a subscriber device to report network operation conditions, such as network performance incidents, to receive feedback from the network related to the incident and available or possibly available solutions, and to produce network intelligence suitable for network planning and network performance enhancement. Reporting of network performance incidents can be characterized by location and time of occurrence, wherein these intelligence is provided by the user device. Feedback provided by the network is based on the network performance data received as part of reporting an incident. The reporting described herein enables a network operator to generate network planning intelligence based on actual network performance as experienced at the subscriber level.11-10-2011
20130150023HANDOVER CONTROLLING METHOD, OPERATING METHOD OF WIRELESS COMMUNICATION TERMINAL, AND STATION - Disclosed is a handover controlling method in which a station controls a handover of user equipment. The handover controlling method includes receiving a handover request including location information from the user equipment; and comparing the location information with handover histories previously executed at the station to control a handover of the user equipment according to a comparison result.06-13-2013
20130150024METHODS AND APPARATUS TO INVOKE QUALITY OF SERVICE BASED NETWORK RECOVERY - Example methods and apparatus to conditionally invoke network recovery are disclosed. A disclosed example method in a wireless device involves detecting a radio resource connection failure and identifying whether downlink data is expected. The disclosed example method also includes initiating a registration procedure when downlink data is expected.06-13-2013
20080261585Radiocommunication Equipment Monitoring and Control System - Monitoring and control system for radiocommunication equipment, comprised of a recording and monitoring set (CM), a computer equipped with a specific and dedicated software and a decoder PCI board (10-23-2008
20090061844SYSTEM AND METHOD FOR COLLECTING, ARCHIVING, AND ACCESSING DATA ON BASE TRANSCEIVER STATION PERFORMANCE - The present invention is in the field of base station and network infrastructure maintenance. One embodiment is a method, comprising: collecting base transceiver station performance data into a performance analysis and data collection application; transmitting the base transceiver station performance data wirelessly to a mobile application on a mobile device; and uploading the base transceiver station performance data from the mobile application on the mobile device wirelessly over an internet through a mobile network into a web application. One embodiment is a system, comprising: a base station analyzer for measuring base transceiver station performance, wherein the base station analyzer has wireless access to a mobile application on a mobile device; and the mobile application on the mobile device, wherein the mobile application on the mobile device has wireless access through the internet across a mobile network to a web application.03-05-2009
20090264118OPTIMIZING NEIGHBOR LISTS - The present invention relates to a method of generating neighbor lists in a radio communication network comprising user terminals and base stations defining sectored or omnidirectional radio cells, where communication between user terminals and base stations is arranged to take place over radio channels. The method comprises the steps of: (a) receiving radio channel measurements from at least some of the user terminals; (b) creating a first table by using the measurements received from the user terminals, the first table comprising for at least some of the user terminals the corresponding radio channel measurement in relation to different radio cells; (c) processing the first table to generate a cell coupling matrix indicative of a radio coupling figure between different pairs of cells in the network; and (d) for a certain cell obtaining a neighbor list by determining the radio channel neighbors to be the cells of which the coupling figure with the cell in question is greater than a given threshold.10-22-2009
20130137421TELECOMMUNICATION CALL SUPPORT FOR MOBILE DEVICES WITH PRESENCE FEATURES - A system and method for achieving or assisting dynamic transfer of call support information across a network including at least a wireless portion coupled to a wireless communication device. The call support information providing the wireless communication device with updated caller identification and status or presence information by way of a service or server provisioned product and method.05-30-2013
20120282918METHOD AND DEVICE FOR MAINTAINING THE PERFORMANCE QUALITY OF A COMMUNICATION SYSTEM IN THE PRESENCE OF NARROW BAND INTERFERENCE - A system that incorporates teachings of the subject disclosure may include, for example, a method for analyzing a wide frequency band with respect to signal power levels in specified narrow frequency bands, detecting narrow band signal power levels received in the specified narrow frequency bands, determining an average composite wideband power level from the narrow band signal power levels, determining an adaptive threshold, tracking narrow band interferers according to the adaptive threshold and the average composite wideband power level, and transmitting a report descriptive of the narrow band interferers. Other embodiments are disclosed.11-08-2012
20120282917MOBILE COMMUNICATION METHOD AND EXCHANGE - The present invention is designed such that a new SGSN receives a location update message from a terminal (11-08-2012
20130183961AUTOMATIC NETWORK DESIGN - A method and system for communication network design, the method including: generating, by a computer processor, a plurality of receiver points; generating a target received signal strength for each receiver point of the plurality of receiver points; determining a predicted number of antennas based on a size of the communications network and a coverage area of an antenna; determining a location for each antenna of the predicted number of antennas; generating an estimated received signal strength for each receiver point of the plurality of receiver points, based upon the predicted number of antennas and the location of each antenna of the predicted number of antennas; comparing the estimated received signal strength for each receiver point with the target received signal strength for the receiver point; generating a revised predicted number of antennas based upon at least one of the comparisons of target received signal strength and estimated received signal strength.07-18-2013
20110312319Downlink Scheduling in Heterogeneous Networks - The present invention provides methods to support scheduling of transmissions from a pico base station or micro base station to a mobile terminal operating in a link imbalance zone where interference from macro base station is present. A method is provided to enable the mobile terminal to detect when it is in a link imbalance zone, and for triggering scheduling restrictions when the mobile terminal is in the link imbalance zone.12-22-2011
20130189971Modified Measurement Procedures for User Equipments - A network sends to a user equipment UE downlink signaling indicating at least one frequency which is subject to special handling. In response the UE measures and reports neighbour cells operating on any of that/those frequencies without regard to a threshold signal strength of a serving cell which is configured for reporting neighbour cells. In more specific examples, if the neighbour cells operating on any of that/those frequencies is considered a first set of neighbour cells, then the network also sends a second set of neighbour cells in other downlink signaling. Measuring and reporting on the first set of neighbour cells is less frequent than for the second set of neighbour cells, when measurements of the second set is required. Measuring and reporting on the second set is dependent on measured signal strength of a serving cell being greater than the configured threshold signal strength of the serving cell.07-25-2013
20130189972Method and Apparatus for Evaluating an Inter-Frequency Measurement Event Utilizing a Detected Cell - A method, apparatus and computer program product are provided to determine if a measurement event is satisfied by one or more detected cells and to correspondingly advise the network to facilitate consideration of whether a handover or cell reselection procedure is desired. The network may, in turn, determine whether the detected cell(s) that satisfied the measurement event are appropriate to be considered in conjunction with a handover or cell reselection procedure, such as by being in the same public land mobile network (PLMN) as opposed to being in a different PLMN and/or cells that are barred or reserved for operator use. Thus, the network may take advantage of opportunities for handover or cell reselection offered by a detected cell, while still insuring that handover or cell reselection procedures remain limited to cells that are appropriate.07-25-2013
20130189973MOBILE COMMUNICATION METHOD, RADIO TERMINAL, AND BASE STATION - A mobile communication method in which a radio terminal connects to a network so as to perform a communication, comprises: a step in which the radio terminal detects an occurrence of a connection failure with the network in a connected state; and a step of sending a radio link failure (RLF) report regarding the detected connection failure, from the radio terminal to the network. In the step of sending the RLF report, the radio terminal sends time information, which is contained in the RLF report, for identifying a time of occurrence of the connection failure, to the network.07-25-2013
20130189974METHOD FOR PERFORMING AND A DEVICE FOR PROVIDING A M2ME FAIL OVER MECHANISM - An alternative access point for M2ME's is provided by introducing an extended M2ME, a M2ME/Femto, which is able to operate as a Femto cell in addition to operating as an M2ME is provided. The M2ME/Femto is configured to recognize a connectivity disruption in a conventional wireless connection to a home operator and to respond to such a disruption by providing for an alternative, fixed connection between the M2ME/Femto and the home operator. A M2ME configured to access the M2ME/Femto when required due to a connectivity disruption and a node of a home operator configured to set up an alternative fixed connection between the M2ME/Femto and the node when required due to a connectivity disruption at the wireless connection is also provided.07-25-2013
20120015647SYSTEM AND METHOD OF DETERMINING STANDBY TIME FOR MOBILE STATIONS - A method and system for determining standby time for a mobile station uses a battery simulator, a base station emulator, a computer to control the test equipment and MSUT for testing a mobile station. The computer includes a module for determining a radio off battery voltage, a module for deriving a battery capacity in dependence upon the radio off battery voltage, a module for measuring battery capacity usage in a predetermined time while the mobile station is in standby mode and a module for determining a standby time for the mobile station in dependence upon the battery capacity and the battery capacity usage, where the predetermined time is less than the standby time.01-19-2012
20130196649MOBILE DEVICE TO DETECT UNEXPECTED BEHAVIOUR - Disclosed is an apparatus and method for a mobile device to detect unexpected behavior associated with the mobile device. The mobile device may include a memory and a processor coupled to the memory. The processor may be configured to monitor at least one of physical conditions and/or device actions associated with the mobile device. If a call or a data transmission is requested, the processor may be configured to compare the monitored physical conditions and/or device actions to an anomaly threshold value and may execute an anomaly exception routine if the anomaly threshold value is exceeded.08-01-2013
20120295609METHODS AND APPARATUS FOR UNDERPERFORMING CELL DETECTION AND RECOVERY IN A WIRELESS NETWORK - In some embodiments, an apparatus includes a monitor module, a detector module and an adjustment module. The monitor module is configured to receive a set of indicators from a wireless network. The detector module is configured to detect an underperformance condition during a time period and within a first cell of the wireless network based on the set of indicators. The adjustment module is configured to iteratively adjust a parameter associated with a second cell of the wireless network to produce an adjusted parameter. The adjustment module is configured to send the adjusted parameter to the wireless network to improve performance of the wireless network. The adjustment module is configured to restore, after the time period, the parameter associated with the second cell to a value equal to a value for the parameter prior to the time period, and send that value of the parameter to the wireless network.11-22-2012
20130203404VERIFYING AND MITIGATING OSCILLATION IN AMPLIFIERS - A method is provided for detecting and mitigating oscillation in a booster amplifier. The booster amplifier is configured to sample a signal being amplified to determine whether the booster amplifier is oscillating. In addition, the status of the booster amplifier can be verified based on the apparent signal levels of the signals being amplified. The gain of the booster amplifier is then adjusted in accordance with whether the booster amplifier is oscillating or as necessary to maintain gain that is compatible with the system within which the booster amplifier is operating.08-08-2013
20130203402ENHANCEMENT OF ACCESS CONTROL FOR CDMA2000 - This document provides wireless communications technologies, including methods, devices and systems. For example, a method of facilitating wireless communications is provided to include operating a wireless network to receive an access probe transmission from an access terminal requesting an access channel grant; perform, based on the received access probe transmission, a persistence test with the access terminal; receive a subsequent probe transmission for the access channel grant request; and perform, based on the received subsequent probe transmission, a subsequent persistence test with the access terminal.08-08-2013
20130203403VERIFYING AND MITIGATING OSCILLATION IN AMPLIFIERS - A method is provided for detecting and mitigating oscillation in a booster amplifier. The booster amplifier is configured to sample a signal being amplified to determine whether the booster amplifier is oscillating. In addition, the status of the booster amplifier can be verified based on the apparent signal levels of the signals being amplified. The gain of the booster amplifier is then adjusted in accordance with whether the booster amplifier is oscillating or as necessary to maintain gain that is compatible with the system within which the booster amplifier is operating.08-08-2013
20120094656MOBILE COMMUNICATION METHOD, DEVICE, AND SYSTEM FOR ENSURING SERVICE CONTINUITY - A mobile communication method, a device, and a system are provided in embodiments of the present invention, and can ensure service continuity of UEs to the utmost when a cell suddenly fails and cannot work properly.04-19-2012
20120094655ADAPTIVE CAPACITY AND QUALITY IMPROVEMENTS IN CELLULAR RADIO SERVICES BY THE REMOVAL OF STRONG INTERFERENCE SOURCES - A method for increasing capacity or capacity of a cellular radiotelephone system, in which one cell is a member of more than one reuse group (04-19-2012
20130210420METHODS AND APPARATUS FOR IMPROVING POWER CONSUMPTION IN A WIRELESS NETWORK - Methods and apparatus for power optimization in e.g., a wireless mobile device. In one embodiment, the optimization is effected via intelligent idle mode current drain management. In an exemplary LTE cellular network context, the user equipment (UE) only powers on its transceiver for a subset of Discontinuous Reception (DRX) cycles based on e.g., the quality of the radio environment, power considerations, location, etc. For example, if a UE has not moved, and its radio reception quality is good, the UE is likely to successfully receive a paging notification (i.e., without multiple attempts). Consequently, the UE configures itself to receive only a single paging indication.08-15-2013
20130210421APPARATUS AND METHODS OF COMMUNICATING OVER MULTIPLE SUBSCRIPTIONS - The described aspects include a user equipment (UE) apparatus and corresponding method of communicating with multiple networks using multiple subscriptions. The UE can establish a call in a first network related to a first subscription over a transceiver. During the call, the UE autonomously tunes the transceiver to a frequency of a second network related to a second subscription within a defined gap during the call. The UE can monitor one or more channels in the second network during the defined gap for one or more idle-mode signals.08-15-2013
20130210422SYSTEMS AND/OR METHODS FOR PROVIDING MOBILITY ROBUSTNESS IN HETEROGENEOUS NETWORK AND SMALL CELL DEPLOYMENTS - Systems and methods for providing mobility robustness in a heterogeneous network may be provided. For example, information such as a physical cell identity (PCI) may be received from a network and/or an occurrence of an event or trigger may be detected. Based on the information or the occurrence of the event or trigger, a determination may be made as to whether a robustness situation may be configured to occur and/or whether to initiate a mobility robustness action. When a robustness situation may be configured to occur and/or a mobility robustness action may be configured to be initiated, the mobility robustness action may then be performed.08-15-2013

Patent applications in class Diagnostic testing, malfunction indication, or electrical condition measurement

Patent applications in all subclasses Diagnostic testing, malfunction indication, or electrical condition measurement