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Plural transmitters or receivers (i.e., more than two stations)

Subclass of:

455 - Telecommunications

455039000 - TRANSMITTER AND RECEIVER AT SEPARATE STATIONS

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
455507000 Central station (e.g., master, etc.) 2223
455501000 Noise, distortion, or singing reduction 299
455528000 Lockout or busy-idle signaling 1
20110092245System and Method for Detecting and Controlling Transmission Devices - A method of detecting, controlling and managing transmission of a transmitting device within a facility is disclosed. The method involves transmitting information to the transmission device, detecting a response transmission from the transmission device by a least one transmission detection facility, extracting identification information associated with the transmission device in response to the transmitted information; and determining a location of the transmission device based on the response transmission received by the at least one received transmission detection facility, wherein the response transmissions are sorted by the identification information, determining an allowability of the located transmission device with the set area and interacting and manipulating transmission of the detected transmitting device.04-21-2011
Entries
DocumentTitleDate
20080261638Direct digital sampling method for radios - A direct digital sampling and synthesis general purpose radio system is disclosed which employs single or multiple receiver and/or transmitter sub-systems that require no analog frequency conversion or translation circuitry. Receiver signal processing is disclosed that describes methods of conditioning and digitizing an entire received RF signal band in which the down conversion, channelization and demodulation are performed digitally. In addition, a method for direct synthesis of transmitter signals is also disclosed where up conversion and carrier modulation is performed digitally. Several mitigation techniques are described which aid in overcoming device limitations as well as overcoming problems created by combining multiple digital transmitters and receivers into a single integrated system. One embodiment of the invention describes an integrated VHF/UHF aircraft NAV/COMM radio system which combines a VHF transmitter with four VHF/UHF receivers all of which require no IF circuitry. This embodiment allows for multiple simultaneous airborne radio services on a single platform such as voice and data communication modes (AM, ACARS, VDLM10-23-2008
20100075702Device for Aggregating, Translating, and Disseminating Communications Within a Multiple Device Environment - Aggregator devices and methods are disclosed for establishing device interaction in an environment containing other electronic devices and the aggregator device. The aggregator device has a transmitter, receiver, memory storing interaction rules, and a processor for implementing the interaction rules in association with the transmitter, receiver, and other devices of the environment. The methods involve transmitting a message to the aggregator from a first device, referencing rules of device interaction for the environment, and then according to the rules of device interaction, transmitting a message from the aggregator to a second device. The rules of device interaction may include instructions that are to be transmitted from the aggregator in response to the aggregator receiving change of state messages from devices of the environment.03-25-2010
20120244895SYSTEM AND METHOD FOR RADIO COMMUNICATION - A system and method for radio communication is provided. The system includes a plurality of radios configured to communicate over a plurality of antennas. A switch assembly provides selective coupling of a radio to an antenna. The switch assembly includes a programmable logic device configured to execute an algorithm to select an antenna configuration.09-27-2012
20130084904APPARATUS AND METHOD FOR SUPER HIGH-SPEED WIRELESS COMMUNICATIONS - There are provided an apparatus and a method for super high-speed wireless communications. The apparatus includes a signal processor transmitting data to be transmitted through a predetermined super high-speed communications network when the super high-speed communications network is connected and transmitting data to be transmitted through a predetermined high-speed communications network when the super high-speed communications network is disconnected; a super high-speed wireless communications unit converting the data transmitted from the signal processor to a super high-speed wireless signal suitable for transmission through the super high-speed communications network; and a high-speed wireless communications unit converting the data transmitted from the signal processor to a high-speed wireless signal suitable for transmission through the high-speed communications network.04-04-2013
20130084905INFORMATION PROCESSING DEVICE, COMMUNICATION SYSTEM, AND INFORMATION PROCESSING METHOD - An information processing device, includes a setting unit configured to set, based on user operations or predetermined rules, a priority order regarding multiple wireless communication devices sharing connection rights to connect to a predetermined network using wireless communication, wherein, in the event that transfer of the connection rights is to be performed between the multiple wireless communication devices using wireless communication, the transfer is performed based on the priority order set to the wireless communication devices which are the object of the transfer.04-04-2013
20130029703MANAGEMENT METHOD AND APPARATUS FOR CLOSED SUBSCRIBER GROUP WHITE LIST - A management method and apparatus for a Closed Subscriber Group (CSG) white list are provided in the present invention, which can avoid the case that causes the CSG white list of a User Equipment (UE) to include a new Operator CSG List (OCL) and an old Allowed CSG List (ACL). The method includes the following steps: a User Equipment (UE) receives an updated Operator CSG List (OCL) or an Allowed CSG List (ACL) from a network side; according to the updated OCL or ACL, UE generates the CSG white list. With the present invention, when UE performs cells selection or handover according to the CSG white list which is provided to a non-access stratum by an access stratum as a basis for access control, the selected CSG identifier can not be refused by the network, the user experience can not be reduced, and unnecessary network signaling overhead can not be increased.01-31-2013
20130029702METHOD OF REPORTING MEASUREMENT REPORT EVENTS - A method of reporting measurement report event first measures the parameters of a plurality of cells and sets a threshold curve for proving a specific standard corresponding to signal quality. If a specific parameter measured from a specific cell among the plurality of cells satisfies an initial trigger condition of a specific measurement report event, the specific measurement report event is reported.01-31-2013
20130040672METHOD OF CONFIGURING MODULES FOR IDENTIFYING USERS OF A TELECOMMUNICATION NETWORK - A method of configuring modules for identifying users of a telecommunication network able to cover a service area cut into a plurality of geographical sub areas, each identification module including an identification code stored in the identification module, the identification code including: an operator identifier; a user identification number; the method including assigning at least one operator identifier to each geographical sub area, the operator identifiers of two contiguous geographical sub areas being different and at least two non-contiguous geographical sub areas having an identical operator identifier.02-14-2013
20130040671ANTENNA TO TRANSCEIVER MAPPING OF A MULTIMODE WIRELESS DEVICE - Various arrangements for mapping antennas to transceivers are presented. A plurality of antennas may be present. Each antenna of the plurality of antennas may be configured to communicate using different radio technologies. A plurality of transceivers may be present. At least some of the transceivers of the plurality of transceivers may be configured to utilize different radio technologies. A selector circuit may be present that is configured, based on input from a processor, to map each antenna of the plurality of antennas with each transceiver of the plurality of transceivers. The processor may be configured to control which antennas of the plurality of antennas are mapped to which transceiver of the plurality of transceivers. Touch sensors may be used to determine which antenna or antennas are likely to serve as effective electromagnetic transducers. Signal-to-noise measurements may be used to determine when to modify an antenna mapping.02-14-2013
20100267404CONNECTION NETWORK AND RADIO COMMUNICATION CONTROL METHOD - When an access process request signal for access to a connection network, from a terminal which exists in the same coverage area shared by a plurality of radio base stations, is received by one of the radio base stations, an access point base station is determined according to the resource information of the radio base stations by the connection network so as to transmit to the terminal, an access process base station modification request signal which requests that the access process request signal be transmitted to the radio base station that serves as the determined access point base station.10-21-2010
20090156244METHOD FOR DYNAMICALLY MONITORING A GROUP OF MOBILE ENTITIES - A method for dynamically monitoring a group of wirelessly communicating mobile entities, characterized in that it comprises: 06-18-2009
20130045764ASSOCIATING A MEDICAL DEVICE WITH AN IDENTIFIER - A method for associating a medical device with an identifier. The method includes discovering a plurality of medical devices in a wireless network environment by an unassociated medical device, wherein each of the plurality of medical devices comprises an identifier; retrieving the identifiers of the plurality of medical devices; sorting the identifiers and the plurality of medical devices based on a proximity estimation between the plurality of medical devices and the unassociated medical device; and selecting an identifier of the identifiers to associate the unassociated medical device with the selected identifier.02-21-2013
20130072240INCREASING CAPACITY IN COMMUNICATIONS SYSTEMS USING POLARIZED DATA SIGNALS - A method and system is provided for communicating four distinct data signals over a single frequency. Data signals carrying first and second data are polarized in two distinct circular polarities and are transmitted. Signals consisting of third data signal and a 180 degree out of phase equal amplitude inverse of third data signal are transmitted together in two orthogonal linear polarities. Signals consisting of fourth data signal and of 180 degree out of phase equal amplitude inverse of said fourth data signal are transmitted together in two orthogonal linear polarities and at a 45 degree rotation from said third data signals. The circular signals are received without interfering linear signals since the inverse linear signals cancel in the circularly polarized antenna at reception. A method for canceling the interfering circular signals from the linear signals is disclosed. The amount of distinct data transmitted over the single frequency is doubled.03-21-2013
20130059614METHODS AND APPARATUS FOR IDENTIFYING AND/OR SELECTING CHANNELS - A decentralized approach to peer discovery channel selection is used in some embodiments. In some such embodiments, a mobile wireless terminal supporting a peer to peer signaling protocol, independently determines what channels to use for peer discovery without a central controller indicating the channel or channels to be used. Assuming channels are of a suitable quality, the channels having the best quality need not be identified, with channel selection being made on a predetermined channel ordering basis from those with suitable quality. Different wireless communications devices in the system use the same peer discovery channel selection process making it likely that the same channel or channels will tend to be picked to be used for peer discovery. Other embodiments are directed to implementing a centralized approach to peer discovery channel selection in which a central controller or base station selects channels to be used for peer discovery signaling.03-07-2013
20120190389BACKHAUL SIGNAL COMPRESSION THROUGH SPATIAL-TEMPORAL LINEAR PREDICTION - The technology in this application compresses multi-antenna complex-valued signals by exploiting both a spatial and a temporal correlation of the signals to remove redundancy within the complex-valued signals and substantially reduce the capacity requirement of backhaul links. At a receiver, the compressed signal is received, and a decompressor decompresses the received signal over space and over time to reconstruct the multiple antenna stream.07-26-2012
20130065622METHOD AND APPARATUS FOR FORMING VIRTUAL CELL IN WIRELESS COMMUNICATION SYSTEM - An apparatus is configured to perform a method for forming a virtual cell in a wireless communication system. A method of a Base Station (BS) for forming a virtual cell in a wireless communication system includes determining at least one beam among a plurality of beams through beam training with a terminal. The method also includes confirming a collaborative beam of a neighboring BS for the determined beam, and sending a request for virtual cell formation for the terminal, to the terminal and the neighboring BS corresponding to the collaborative beam.03-14-2013
20130065620METHOD AND APPARATUS FOR INCREASING THE RATE OF PEER DISCOVERY IN A SYNCHRONIZED PEER TO PEER WIRELESS NETWORK - Various methods and apparatus are directed to communicating peer discovery information in an efficient manner. A wireless device which has received peer discovery information from multiple peer devices in its vicinity combines received peer discovery information and transmits a signal communicating the combined information. In some embodiments, the combining includes performing a linear combination. The transmitted signal including the combined peer discovery information corresponding to multiple devices facilitates the recovery of peer discovery information by peer devices which may be out of direct peer to peer communications range to one of the devices whose information was used to produce the combined signal. Different peer devices may be able to recover different peer discovery information from the same combined signal. Thus the wireless device may effectively relay a first peer discovery message to one peer device and a second peer discovery message to another peer device via the same combined signal.03-14-2013
20130065621METHODS AND APPARATUS FOR ADAPTIVE PARTITIONING OF LINKS - Methods and apparatus for efficiently scheduling links in wireless communications networks are described. Various described methods and apparatus are well suited for use in ad hoc wireless networks in which scheduling decisions are made in a distributed and/or decentralized manner. In some embodiments, the links in a network, e.g., in a peer to peer ad hoc network, are adaptively grouped based on comparable link channel gain. Exemplary signaling used, in some but not necessarily all embodiments, by devices to estimate channel gains include broadcast connection identifier signals and reverse broadcast connection identifier signals. Grouping links into sets based on comparable link channel gain, and selectively ordering the scheduling priorities of the different groups, is used to improve scheduling efficiency, e.g., decrease the likelihood that unnecessary yielding occurs.03-14-2013
20120115518METHOD AND APPARATUS FOR ESTABLISHING PEER-TO-PEER COMMUNICATION - A method and apparatus for establishing peer-to-peer communication and performing forwarding under the control of a cellular network are described. A seeking wireless transmit/receive unit (WTRU) may receive a timing signal from at least one discoverable WTRU controlled by a base station. The seeking WTRU may estimate the quality of a radio link (i.e., path loss) between the seeking WTRU and the discoverable WTRU, and determine, (e.g., based on a threshold established by the base station), whether or not to report the estimated radio link quality to a base station that controls the discoverable WTRU. The power of the timing signal may be ramped up in predetermined steps such that the transmission power at any given time is known and may be used by the seeking WTRU for estimating the radio link quality. The timing signal may include at least one of a primary preamble or a secondary preamble.05-10-2012
20120115517AD HOC MOBILE DEVICES AND AD HOC NETWORKS - The present invention relates to ad hoc mobile devices and to ad-hoc networks.05-10-2012
20100087216RELAY STATION FOR CELL INFORMATION EXCHANGE BETWEEN ADJACENT BSs OVER AIR LINKS IN CELLULAR SYSTEMS - The present invention relates to relay customer premises equipment (RCPE) for exchanging operational information and coexistence information of each cell between adjacent cells in a cellular system. The present invention enables effective control between multiple cells by directly transmitting operational information and coexistence information between cells over air links.04-08-2010
20120238301SYSTEMS AND METHODS FOR NETWORKED RADIO SYSTEMS AND COORDINATED BROADCASTING - Systems and methods of creating a low power radio network which is networked to allow for a contiguous signal, which may be used to manage different devices, frequencies and content, are provided. Various antenna networks may be configured to focus on different areas using different communication spectrums, protocols, and the like. Different nodes in the system may be configured to transmit and/or receive similar or different information depending on expected or known consumer parameters, e.g. expected devices, rate/direction of travel, previously transmitted offers, etc. The variously described systems, controls and management modules may be used in ways that support detecting, tracking and communicating both unknown and known devices, so that, for example, if a consumer gets a FM message that prompts calling an IVR number, the system may acquire the consumer's mobile number and may assign business rules for future communication or detection.09-20-2012
20110281601METHOD OF MEASUREMENT OVER MULTIPLE DOWNLINK CARRIERS AND APPARATUS THEREFOR - A wireless communication system is disclosed. A method for transmitting channel information by a user equipment (UE) in a wireless communication system, includes receiving a radio frequency (RF) signal from a plurality of downlink component carriers, and reporting a channel measurement result of at least one downlink component carrier from among the plurality of downlink component carriers via an uplink, wherein measurement duration for the reporting is lager a downlink component carrier in a first state than on a downlink component carrier in a second state.11-17-2011
20110281600RADIO BASE STATION, RADIO TERMINAL, AND RADIO COMMUNICATION METHOD - A radio base station (BS11-17-2011
20110143789WIRELESS COMMUNICATION SYSTEM, AND WIRELESS COMMUNICATION DEVICE AND CONTROL METHOD - This invention has as its object to set a one-to-one relationship upon establishing a wireless communication channel between a wireless communication device on the information transmitting side and a wireless communication device that receives and processes the information even in an environment including a plurality of wireless communication devices, and to assure simple user's operations at least until the communication channel is established. To this end, when the user inputs a wireless communication channel establishment instruction to both a digital camera and printer having wireless communication functions, these devices execute wireless communication establishment processes within an allowable time period which is specified by a time set in a timer and a retry count. When the devices can seize each other within that time period, the communication channel is established. After that, the digital camera sends a sensed image to the printer, which prints the sensed image.06-16-2011
20110300886MOBILE COMMUNICATION METHOD AND RADIO BASE STATION - A mobile communication method according to the present invention includes the steps of: (A) transmitting, from a radio base station (eNB) to a plurality of cells designated by a transmission request received from a switching center (MME), broadcast information; and (B) transmitting, from the radio base station (eNB) to the switching center (MME), a transmission response which includes an information element to which the number of cells and identification information of the cells are set, in accordance with the transmission request; wherein, in the step (B), when the broadcast information was not successfully transmitted to all the plurality of cells, the radio base station sets “0” to the number of cells in the information element.12-08-2011
20110300885FRONT-END MODULE NETWORK - A wireless communication device includes a front-end module (FEM) network coupled to a system on a chip (SOC) via an RF connection. The FEM network includes a plurality of FEMs, wherein, when activated, one or more of the plurality of FEMs is operable to: output an outbound RF signal to one or more antennas; receive an inbound RF signal from the one or more antennas; and isolate the inbound RF signal from the outbound RF signal. The SOC is operable to activate the one or more of the plurality of FEMs; convert outbound data into the outbound RF signal; and convert the inbound RF signal into inbound data.12-08-2011
20100093383COMMUNICATION METHOD THROUGH NETWORK AND TERMINAL THEREOF - A communication method through a network and a terminal thereof, where the terminal includes a transmitting/receiving unit configured to transmit a message containing information on a specific subject of interest and receive a response message from other terminal sharing the subject of interest; and a controller configured to connect to the other terminal through a network.04-15-2010
20110287791Wireless Communication System and Communication Control Method - It is provided a wireless communication system comprising base stations that communicate with a terminal. Each of the base station has antennas. Each of the base stations transmits a first reference signal unique to each of the antennas which does not overlap with another antenna among the base stations at least in a vicinity thereof. The terminal receives the first reference signal and estimates a received power of the first reference signal for each of the antennas, selects antennas suitable for communication from among the antennas based on a result of estimating the received power, and transmits a result of selecting the antennas to the each of the base stations. The each of the base stations refers the result of selecting the antennas transmitted from the terminal, assigns the selected antennas belonging to different cells to the terminal, and notifies the terminal of a result of assigning the antennas.11-24-2011
20110287789METHOD AND APPARATUS FOR RECOGNITION OF DEVICES - The present invention aims to provide a technical solution for recognizing a target device from a plurality of devices as follows: sending a first and second wireless signal to a plurality of devices and determining the target device according to the signal strength differences between the first and second signal strengths. By using the technical solutions of the present invention, the “near-far-effect” caused by a single antenna can be overcome, and different offsets in the measured received signal strengths caused by the diversity of the receiving antennas can also be eliminated, and thus the accuracy of recognition is improved efficiently.11-24-2011
20110263280SELF-CALIBRATING MULTI-ANTENNA WIRELESS COMMUNICATION SYSTEM - A large scale, self-calibrating multi-antenna wireless communication system calibrates the transmit-receive RF chains of antennas in the system. The system, during a first time interval, transmits a pilot signal from at least those antennas in a first time-reuse group, so that the pilot signals are received at antennas in one or more other time-reuse groups. The system, during a second time interval, transmits a pilot signal from at least those antennas in a second time-reuse group, so that the pilot signals are received at antennas in one or more other time-reuse groups. The system also, during a third time interval, transmits a pilot signal from at least those antennas in a third time-reuse group, so that the pilot signals are received at antennas in one or more other time-reuse groups. Based on these received pilot signals, the system calculates RF-chain calibration factors for one or more of the antennas.10-27-2011
20100016004Cross-core calibration in a multi-radio system - A Radio Frequency (RF) transceiver includes a first RF transceiver group, a second RF transceiver group, local oscillation circuitry, and calibration control circuitry. Each of the RF transceiver group has an RF transmitter and an RF receiver. The local oscillation circuitry selectively produces a local oscillation to the first RF transceiver group and to the second RF transceiver group. The calibration control circuitry is operable to initiate calibration operations including transmitter self calibration operations, first loopback calibration operations, and second loopback calibration operations. During loopback calibration operations, test signals produced by an RF transceiver group are looped back to an RF receiver of another RF transceiver group.01-21-2010
20120122500METHOD AND APPARATUS FOR SYNCHRONIZING MULTIPLE TRANSMITTERS - A method and apparatus for synchronizing multiple transmitters is disclosed. A global time reference is used to synchronize the arrival of data from a plurality of secondary transmitters in a receiver station. In one embodiment, the global time reference is provided by a GPS satellite, and may also be used to synchronize the carriers of the signals received at the receiver station from each of the plurality of transmitters. In one embodiment, a pilot signal used for ATSC applications is added by the secondary transmitters.05-17-2012
20090264141Robust Location Detection Based on Identifying Codes - Positioning beacons (10-22-2009
20120295648Disabling Access Point Notifications - Disabling wireless access point notifications is described. In some implementations, wireless access point notifications on a mobile device can be disabled when movement of the mobile device is detected. In some implementations, wireless access point notifications on a mobile device can be re-enabled when the mobile device detects that the mobile device has been stationary for a specified period of time following movement of the mobile device. In some implementations, wireless access point notifications can be disabled on a per access point basis.11-22-2012
20120295649DISTRIBUTED BLIND SOURCE SEPARATION - Systems and methods for using distributed processing in conjunction with blind source separation techniques for signal processing and acquisition in sensor network environments are provided. In the distributed blind source separation framework, sensors each perform some processing of sensor signals rather than transmitting such signals over long distances, and/or outside of the sensor network, to be processed at a central location. Sensors attempt to own a source signal, and a source signal can only be owned by one active sensor. Sensors that own a source signal broadcast the source signal directly or indirectly so that it is perceived by users. Sensors receive information from other sensors in their sensor neighborhood, including the observed signals of the other sensors and the estimated source signals of the sources owned by the other sensors. This allows all owning sensors to extract the respective source signals associated with the sources they own and all redundant sensors to check if there are any non-owned source signals present.11-22-2012
20090093265RADIO TRANSMITTING APPARATUS, RADIO RECEIVING APPARATUS AND RADIO TRANSMITTING METHOD - A radio transmitting apparatus, a radio receiving apparatus and a radio transmitting method wherein the accuracy of detecting streams in D-TxAA is improved. There is included a transmission mode switching part (04-09-2009
20100248761RADIO COMMUNICATION APPARATUS, RADIO COMMUNICATION SYSTEM, AND RADIO COMMUNICATION METHOD - A radio communication apparatus includes a characteristic data extraction unit receiving a radio signal from one or more radio stations and calculating characteristic data representing a waveform characteristic indicating statistical properties of the received signal; a characteristic data determination unit determining at least one characteristic data based on one or more calculated characteristic data; a signal generation unit converting a signal for a radio transmission into a signal having a format corresponding to the determined characteristic data, and generating a transmission signal having a characteristic waveform based on the characteristic data; and a transmission unit transmitting the transmission signal.09-30-2010
20100248760System and Method for Cooperative Spectrum Sensing in Cognitive Radio Systems - A system and method for cooperative spectrum sensing in cognitive radio (CR) systems is provided. A method for CR user operation includes coordinating with partner CR users to share spectrum sensing information, combining spectrum sensing information from partner CR users, and determining if a transmission opportunity exists based on the combined spectrum sensing information. The method also includes transmitting a message to a CR user if the transmission opportunity exists, and storing the message if the transmission opportunity does not exist.09-30-2010
20080287152Teaching material having identification unit and teaching-material communication system - The present invention provides a teaching material having an identification unit and a teaching-material communication system. The teaching material having the identification unit comprises at least one learning unit and at least one identification unit. The teaching-material communication system comprises at least one transmitting end system and at least one receiving end system. The transmitting end system comprises an input module and a transmission module. The receiving end system comprises a receiving module, a second identification process module, and a second communication module. By the at least one transmitting end system and the at least one receiving end system of the teaching-material communication system, at least one transmitter and at least one receiver can communicate with the learning unit of the teaching material having the identification unit.11-20-2008
20080311938Tone based congnitive radio for opportunistic communications - Within both the licensed and unlicensed wireless spectrum, benefits are obtained in allowing devices to form and communicate based upon opportunistic spectrum availability. At present such ad-hoc networks are established using either directly existing Media Access Control protocols or proposing modifications to them. According to the invention, there is provided a method for allowing abstract wireless links, i.e., arbitrary cooperation among a set of proximite wireless nodes, to be established between devices in a fast and efficient manner. Beneficially the approach allows multi-standard cognitive radios to operate in ad-hoc environments and non-ad-hoc environments. Accordingly a wireless module monitors a plurality of sensing tones and polling tones, each pair of sensing and polling tones associated with a transmission channel. A wireless module determines a vacant transmission channel by the absence of both a sensing tone and its associated polling tone. An abstract wireless link could be established by the wireless module transmitting the polling tone associated with the vacant transmission channel and detecting from second other wireless modules the sensing tone associated with the vacant transmission channel.12-18-2008
20080268886Beacon Group Merging - A method of merging two or more beacon groups (BGs), each BG comprising one or more wireless devices, the method comprising, determining a leader BG based on merging information broadcast by two or more devices of different BGs, said devices being within radio range of each other, and merging the two or more BGs into the leader BG; wherein the merging information of each device comprises an extension indication, the extension indication being positive if another device of a same BG as said each device is out of radio range of said each device, and negative otherwise.10-30-2008
20100137013DISCONTINUOUS RECEPTION IN A MOBILE RADIO COMMUNICATIONS NETWORK - The invention provides for a method of controlling discontinuous reception between a mobile radio communications network device and a mobile radio communications device within a mobile radio communications network and including the step of controlling magnitude of the discontinuous reception period in a manner responsive to the velocity of movement of the mobile radio communications device within the network such that a decrease in velocity can lead to an increase in the discontinuous reception period employed by the devices.06-03-2010
20100137012Method for Installing a Radio System in a Building - A radio system is installed in a building, wherein each terminal (T) communicates with neighbouring terminals and can transmit telegrams. The terminals (T) are contained in devices or installed as separate mobile terminals. A routing table is created, in which each acceptable route from a source (Q) to a destination (Z) is entered. Connection from source to destination is evaluated with consideration of the number of hops from terminal to terminal within a route, and of the availability of unique individual sections (SES) that cannot be replaced by a parallel path.06-03-2010
20110269488COMMUNICATION SIGNAL TRANSMISSION MANAGEMENT SYSTEM AND METHOD OF BASE STATION - A communication signal transmission management method of a base station using a computing device configures a distance table for recording remote base stations proximate the base station and a distance between the base station and each of the remote base stations, and stores the distance table in a storage system of the computing device. When the base receives a communication signal from communication device, the method determines a remote base station to receive the communication signal according to the distance between the base station and each of the scanned remote base stations and a current load of each remote base station, and transmits the communication signal to the determined remote base station.11-03-2011
20090298521SYSTEM AND METHOD OF DELIVERY OF MEDIA DATA - A system, method, and apparatus for controlling the delivery of media data to a plurality of target devices in a target network is disclosed. The system, method, and apparatus allows for control of the delivery of media data from a source device to a plurality of target devices in a target network to be carried out remotely to the target network, but without the need for media data to pass out from or back into the target network via the access network.12-03-2009
20090005091Wireless Communication Device, Program, and Wireless Communication Method - A wireless communication device has a plurality of antennas and has MIMO functions that receive a plurality of spatially multiplexed signal sets, perform an inverse matrix computation using SN ratios of the plurality of the signal sets, based on a transfer function of a transmission path of the plurality of the signal sets, decode a first encoded signal in which is encoded the plurality of the signal sets on which the inverse matrix computation was performed, and output a decoded signal. The wireless communication device includes an encoder that generates a second encoded signal by encoding the decoded signal and a control portion that, if one of the SN ratio and the difference between the first encoded signal and the second encoded signal does not meet a specified standard, shifts the wireless communication device to a reduced power consumption state in which the amount of electric power that is consumed is reduced.01-01-2009
20080318606WIRELESS TRANSMISSION METHOD, AND WIRELESS TRANSMITTER AND WIRELESS RECEIVER - A wireless transmitter controls the number of transmission beams to be formed for transmitting a data stream depending on the number of data streams to be transmitted, and a wireless receiver selectively receives any one or more of the transmission beam from the transmission beams. In this manner, by changing the number of transmission beams (the original number of beams selectable on the receiving side) to be formed depending on the number of transmitting data streams, high throughput characteristics by a low interbeam correlation at the time of the multistream transmission and a large directional gain at the time of a single stream may be achieved.12-25-2008
20080318605Zero Power Radio - A receiver has a first (12-25-2008
20110223948RADIO COMMUNICATION SYSTEM, TRANSMISSION SYSTEM, RADIO TERMINAL AND RADIO COMMUNICATION METHOD - A radio communication system (09-15-2011
20110143791LINEARIZED TRANSMITTER INCLUDING A POWER AMPLIFIER - A method and system for wireless communication is provided and may include generating a single analog quadrature signal in a chip including RF transmitters and receivers using a baseband processor, and generating output RF signals based on the quadrature signal in corresponding RF transmitters. The output RF signals may be communicated to the RF receivers via a feedback path including circuitry external to the RF receivers. The dedicated circuitry may include a transmit/receive switch and/or an on-chip or off-chip balun. The quadrature signal may include in-phase and quadrature-phase components. The output RF signal communicated via the feedback path may be down-converted utilizing mixers in the RF receivers and communicated to the baseband processor. Distortion in the quadrature signal may be estimated utilizing the communicated down-converted output RF signals and subsequently generated quadrature signals may be predistorted based on the distortion estimation.06-16-2011
20110143790TOPOLOGY ARRANGEMENT FOR ACHIEVING RELIABLE COMMUNICATION IN WIRELESS AUTOMOTIVE NETWORKS - A wireless network arrangement includes a space having a hindrance to wireless communication. The hindrance includes a fixed barrier and/or a three-dimensional area for accommodating a moveable barrier. At least three wireless electronic nodes are wirelessly and communicatively coupled to each other. A broadcast range of the nodes is greater than a largest dimension of the enclosure. The hindrance is disposed between a first one of the nodes and a second one of the nodes. The at least three nodes are positioned within the enclosure such that a wireless signal communication path wirelessly and communicatively couples the first one of the nodes to the second one of the nodes. The communication path is non-intersecting with the hindrance. The communication path passes through at least a third one of the nodes. The communication path is formed exclusively of a plurality of joined linear segments. Opposite ends of each linear segment are disposed at corresponding ones of the nodes.06-16-2011
20090221313METHOD AND SYSTEM FOR A MULTISTANDARD PROXY - Aspects of a method and system for a multistandard proxy may include establishing a microwave communication link between a wireless portable storage device and a wireless transmitter and/or wireless receiver via a secondary wireless link. Beamforming parameters of a first antenna array coupled to the wireless portable storage device and a second antenna array coupled to the wireless transmitter and/or wireless receiver may be adjusted based on data received via the secondary wireless link. The wireless portable storage and the wireless transmitter and/or wireless receiver may exchange data via the first antenna array and the second antenna array. A secondary wireless link may be established to transmit setup data for the microwave communication link. The secondary wireless link may be established via a Bluetooth and/or WAN protocol.09-03-2009
20090247199RADIO POWER-FED TERMINAL, SYSTEM, AND METHOD - A power-fed terminal includes a first reception unit receiving, from another terminal, first information containing at least one frequency candidate that fails to be used by any other communication system, the frequency candidate being used for transmitting a first microwave, a second reception unit receiving the first microwave transmitted by the another terminal using the frequency candidate, a conversion unit converts an energy of the first microwave into a first DC energy, a transmission unit transmitting, to the another terminal, second information containing an optimum frequency corresponding to a maximum energy of the first DC energy, wherein the second reception unit receives a second microwave transmitted based on the second information by the another terminal, the conversion unit converts an energy of the second microwave into a second DC energy, the terminal further includes a secondary cell acquiring the second DC energy at the optimum frequency.10-01-2009
20090239559MIXED-MODE SIGNALING - Methods and apparatus are disclosed, such as those involving mixed-mode signaling that includes transmitting a differential signal and a common mode signals over the same pair of interconnect traces. One such apparatus includes a first transmitter configured to transmit a differential signal through a pair of electrically conductive lines in a first direction. The differential signal has a first frequency and carries electronic data. The apparatus further includes a second transmitter configured to transmit a common mode signal through the pair of electrically conductive lines in the first direction. The common mode signal is superimposed onto each of the differential signal. The common mode signal has a second frequency that is lower than the first frequency and carries a control signal. This configuration reduces the number of lines and pins on electronic circuits, thereby saving space thereon.09-24-2009
20100151892REFLECTIVE COMMUNICATION USING RADIO-FREQUENCY DEVICES - A reflective communication system allows information from wireless communication devices, such as radio-frequency identification devices (RFID), to be reflectively communicated to a receiver. A transmitter at a known location transmits a communication signal to the wireless communication device. The wireless communication device modulates a data signal onto the communication signal to form a reflected data signal and reflects the reflected data signal to the receiver. The receiver receives the communication signal from the transmitter and can determine a distance between the wireless communication device and the transmitter based on data that includes a time delay between receipt of the communication signal and receipt of the reflected data signal by the receiver. The receiver can further determine the approximate location of the wireless communication device based on data that includes the known location of the transmitter and the determined distance between the wireless communication device and the transmitter.06-17-2010
20100167769METHOD FOR SELECTING AN EFFECTIVE ANGLE OF RECEPTION OF A DIRECTIONAL ANTENNA OF A RECEIVER NODE, CORRESPONDING STORAGE MEANS AND RECEIVER NODE - It is proposed a method for selecting an effective angle of reception of a directional antenna of a receiver node, the receiver node belonging to a wireless communications network comprising a plurality of emitter nodes.07-01-2010
20130122946SYSTEM AND METHOD FOR SELECTING TRANSCEIVERS TO PROVIDE WIRELESS COMMUNICATION SERVICE FOR A WIRELESS USER ENDPOINT - In accordance with one or more embodiments of the present disclosure a method for selecting transceivers to provide wireless communication service for a wireless user endpoint comprises determining at least one characteristic of at least one communication channel between a wireless user endpoint and a first plurality of transceivers. The determination of the at least one characteristic is based on a reference signal generated by the wireless user endpoint for reception by the first plurality of transceivers. The method further comprises analyzing the at least one characteristic of the at least one communication channel. The method additionally comprises selecting at least one transceiver of the first plurality of transceivers to provide wireless communication service for the wireless user endpoint. The selection of the at least one transceiver is based on the at least one characteristic of the at least one communication channel.05-16-2013
20100159970Method for Fast Acknowledgement and Identification of a Service Access Request Message or a Preamble Thereof - A method is provided in a base station for handling a request from a first user equipment for accessing a service in a radio communications network. The method comprises the steps of receiving a first time interval of an incoming signal comprises a first signal sent from the first user equipment and a second signal sent from the second user equipment, interpreting the first signal as being a possible service access request message preamble, and sending an acknowledgement, that the preamble is detected, to the first user equipment. The method comprises the further steps of delaying the first time interval of the incoming signal, identifying the second signal in the first time interval of the incoming signal during the delay, washing the identified second signal away from the first time interval of the incoming signal during the delay, and deciding whether the possible preamble is a real preamble or not, by analyzing the washed incoming signal.06-24-2010
20100159971AUTOMATIC ANTENNA SELECTION FOR MESH BACKHAUL NETWORK NODES - Methods and devices related to wireless networking. A wireless device has multiple directional antennas and multiple backhaul radio modules which provide point to point wireless links with other wireless devices. Each radio module can use any one of the available directional antennas to link to one other routing device. Antennas are automatically selected for each wireless device by merely setting one device in a “hunt” mode and setting another device in a “listen” mode. Devices in a hunt mode cycle through the available antennas by sequentially transmitting transmit messages to devices in the listen mode using each of the available antennas in turn. Devices in the listen mode also cycle through their available antennas by sequentially “listening” for transmit messages. A listen mode device, receives transmit messages on each of its available antennas, and, after gathering the relevant data, determines which of its antennas is best suited for communicating with the hunt mode device. The listen mode device antenna which is best suited is then used to transmit a response message to the hunt mode device. This listen mode device antenna is thus configured for communicating with the hunt mode device. Similarly, when the hunt mode device receives the response message, it designates its antenna which transmitted the transmit message as being configured for communications with the listen mode device.06-24-2010
20100227634ADJOINING BASE STATION DETERMINING METHOD AND MANAGEMENT DEVICE - A novel method for automatically determining adjoining base stations and storing the information on the adjoining base stations in these base stations is provided which, when a new base station is deployed, immediately sets the adjoining base station information and does not consume wireless resources. This method introduces a management device which, in automatically determining adjoining base stations, executes a decision logic that determines two base stations to be adjoining each other when the distance between the two base stations is smaller than the sum of the radii of coverage of the two base stations.09-09-2010
20090239560Wireless Base Station Device and Method for Controlling Wireless Base Station Device - The throughput of communication is enhanced in a wireless base station device communicating with each of a plurality of terminal devices according to a modulation scheme selected from a plurality of modulation schemes by using any one channel of a plurality of channels. The wireless base station device communicating with each of a plurality of terminal devices according to a modulation scheme selected from a plurality of modulation schemes by using any one channel of a plurality of channels includes a modulation scheme selection unit (09-24-2009
20100210294LOGGING SYSTEM FOR WIRELESS COMMUNICATION AND WIRELESS DEVICE - A logging system includes a plurality of receiving wireless devices, and a logging device. Each receiving wireless device receives a communication content of a target wireless device by using a corresponding channel. Each receiving wireless device outputs a log that shows a communication status of the corresponding channel. A logging device collects the log that is output from each of the plurality of receiving wireless devices.08-19-2010
20090075686METHOD AND APPARATUS FOR WIDEBAND TRANSMISSION BASED ON MULTI-USER MIMO AND TWO-WAY TRAINING - A method, apparatus and system is disclosed herein for wireless transmission based on MU-MIMO and two-way training. In one embodiment, the system comprises a set of K receivers and at least one transmitter having a set of N transmit antennas, where the transmitter is operable to precode a signal for downlink transmission to each receiver in the set of K receivers based on multi-user MIMO using precoding derived based on two-way channel training between the set of K receivers and the set of N transmit antennas03-19-2009
20120142382SYSTEM AND METHOD FOR POLICING SPECTRUM USAGE - Transferring spectrum use rights may include ascertaining information regarding available spectrum for use in wireless communications. A request for spectrum use from a spectrum user system may be matched with available spectrum. A spectrum certificate may be issued to the spectrum user system, where the spectrum certificate contains at least one spectrum-related variable under which the spectrum user system is to engage in wireless communications.06-07-2012
20090186644COMMUNICATION METHOD AND RADIO COMMUNICATION APPARATUS - A communication method for a radio communication system includes a first radio communication apparatus for designating a transmission region and a second radio communication apparatus for transmitting a radio signal in the designated transmission region. The first radio communication apparatus designates a transmission region of data and a control signal for the second radio communication apparatus and designates a type of data to be transmitted in the transmission region. The second radio communication apparatus transmits, in the designated transmission region, transmission data and a control signal indicating that the transmission data is transmitted in accordance with the designated type of data or that the transmission data is not transmitted in accordance with the designated type of data.07-23-2009
20120244896METHOD FOR TRANSMITTING A COMMUNICATION SIGNAL - A data transmitter is provided for transmitting data that makes it possible for nodes, relaying the preamble transmitted by a transmitter node, to also transmit data to a single destination node without, in turn, transmitting another preamble. In a network comprising a plurality of nodes that alternately observe sleeping and waking periods in an asynchronous manner relative to each other, a node receives a first preamble that is transmitted by at least one transmitter node. The first preamble comprises at least one first set of information related to transmission, by the transmitter node, of a first data set to a destination node. The adjacent node transmits a second data set to the destination node or to another node from the transmission of the first data set.09-27-2012
20130137473WIRELESS COMMUNICATION SYSTEM, NEIGHBOR CELL LIST OPTIMIZATION SYSTEM, BASE STATION, AND NEIGHBOR CELL LIST UPDATE METHOD - The present invention is applicable to a wireless communication system provided with mobile terminals and base stations that manage cells to which the mobile terminals are connected. The wireless communication system of the present invention has a new cell detection unit that detects, from among neighbor cells which are adjacent to the cells to which the mobile terminals are connected, new cells that have newly started or whose operation has resumed or whose geographical range has changed, and a neighbor cell list generation unit which preferentially registers new cells that have been detected by the new cell detection unit in neighbor cell lists in which are registered neighbor cells that are candidates for handover destinations of the mobile terminals.05-30-2013
20100331025Method For Automatically Selecting A Physical Cell Identity (PCI) Of A Long Term Evolution (LTE) Radio Cell - In a Long Term Evolution (LTE) cellular radio system method of selecting a physical cell id (PCI) of a LTE cell is obtained by reporting PCIs of neighbors and also a parameter indicating each neighboring cell's relevance also termed visibility to the cell. A new cell added in a cellular radio, system can then make an improved selection of a PCI already at the very first neighbor relation establishment; even if all available PCIs are already used in the vicinity.12-30-2010
20110039588RADIO COMMUNICATION SYSTEM, TRANSMISSION DEVICE, RECEPTION DEVICE, RADIO COMMUNICATION METHOD, TRANSMISSION METHOD, RECEPTION METHOD - A radio communication system includes a transmission device which transmits a plurality of radio signals, and a reception device which receives the plurality of radio signals from the transmission device and estimates, as a carrier frequency offset, a difference between a carrier frequency transmitted by the transmission device and a reference reception frequency used for reception. The system includes the transmission device which branches a first previously determined sequence of training signals, and transmits the radio signals modulated with frequencies by the carrier frequency offsets having regularity for a first sequence of a plurality of branched training signals, and the reception device which estimates the carrier frequency offset with the transmission device according to the first sequence of training signals included in the radio signals transmitted from the transmission device and phase shift amounts obtained from the first previously determined sequence of training signals.02-17-2011
20110009135NEIGHBOR LIST GENERATION IN WIRELESS NETWORKS - Generating neighbor lists. A set of devices are provisioned to report on neighbor lists and visibility of sectors. Each device in the set of devices generates event data that includes the neighbor list from a sector, other sectors visible while using the neighbor list, and/or sectors visible to the device if the call was dropped or lost. The event data of each device is received at a management system. The management system can derive recommended neighbor lists for each sector in a wireless network based on the cumulative event data received from the set of devices operating in the network.01-13-2011
20100178949METHOD AND APPARATUS FOR TRANSMITTING DATA USING INFORMATION ON COMMUNICATION ENVIRONMENT - Provided is data transmission method and apparatus. A method for transmitting data from a first device to a second device includes detecting information on a communication environment of the first device; receiving information on a communication environment of the second device from the second device; and adjusting the QoS of the data transmission in an application layer based on at least one of the information on the communication environment of the first device and the information on the communication environment of the second device. Accordingly, when a sender transmits data to a receiver, the QoS of data transmission can be adjusted by considering communication environments of the sender and the receiver, and thus optimized data transmission can be achieved.07-15-2010
20110244898PORTABLE TERMINAL AND METHOD FOR CONTROLLING OPERATION MODE - A portable terminal includes a transmission unit, a reception unit, an operation mode judgment unit, an operation mode change unit. The transmission unit transmits first operation mode information including a first operation mode and a first setting time. The reception unit receives second operation mode information including a second operation mode and a second setting time. The operation mode judgment unit calculates a current degree of influence from the second operation mode on the first operation mode that decreases with time from the second setting time, and calculates an evaluated value of the current degree of influence from at least one operation mode including the second operation mode. The operation mode change unit changes, when the evaluated value exceeds a threshold value, the operation mode of the portable terminal to the second operation mode.10-06-2011
20110244897WIRELESS COMMUNICATION TERMINAL, WIRELESS COMMUNICATION METHOD, AND WIRELESS COMMUNICATION SYSTEM - A wireless communication terminal includes a tentative determination unit for tentatively determining a role of a display terminal, a transmission unit for transmitting wireless data including information indicating the result of the tentative determination and first information on presence or absence of a display unit and an input unit of the wireless communication terminal, a receiving unit for receiving response data including information indicating a terminal as a display terminal and second information on presence or absence of a display unit and an input unit of a wireless communication terminal having received the wireless data, and a determination unit for determining the role of the display terminal based on the information indicating a terminal as the display terminal and the second information.10-06-2011
20100056190Adaptive Antenna Weighting System for Wireless Local Area and Personal Area Networks - A method of providing signal coverage in a wireless network includes establishing communications between a first wireless access unit and a second wireless access unit. In response to a communications device, the first wireless access unit weighting factor is modified to provide the communications device with optimal signal coverage. The first radiation weighting factor is transmitted to the second wireless access unit, which modifies its own weighting factor to provide the communications device with sufficient signal coverage.03-04-2010
20110070904Binding Wireless Devices In a Building Automation System - On a first level of the wireless building automation architecture, sensors and associated actuators communicate directly. The sensor performs control processes appropriate for the sensor and regardless of the type of actuator being used. The actuator performs control processes specific to the actuator regardless of the type of sensor being used. By direct wireless communication between sensors and actuators, the opportunity for a failed communications link using a hub and spoke arrangement may be avoided. Communication redundancy is provided by receiving the outputs of sensors at a controller, such as a controller on a second high speed or high bandwidth tier of the architecture. Regional control is implemented in the higher level tier. The higher level tier may override or control operation of components of the lower level tier as needed. The distributed control processing allows for more convenient room level integration. Where a problem is detected, such as a fire, corrective action begins within the immediate region of the sensor generating an alarm signal. The corrective action occurs without routing the alarm signal to upper levels of control processes or across different systems. The alarm signal is also propagated to upper level control systems for generating appropriate responses in other zones. To provide the different zones and avoid interference, the transmit power of the sensors and actuators is controlled as a function of two or more other devices.03-24-2011
20100113076Method and a Device for Reduced Interference in a Cellular Access System - A method for use in a cellular system comprising a plurality of base stations with corresponding cells, in which system the communication between users in a cell and the base station is divided into an up link period and a down link period, the method comprising letting a controlling node instruct the base stations regarding: a first point in time when the base station should start transmitting a control signal; a second point in time when the base station should start to listen for control signals from other base stations and measure their time of arrival and signal strength; a third point in time when the base station should cease listening for control signal; and a fourth point in time when the base station should transmit the measurements results to a receiving node in the system.05-06-2010
20110212738METHOD, APPARATUS AND SYSTEM FOR ESTIMATING CHANNELS - A method, an apparatus and a system for estimating channels are disclosed. A method for estimating channels includes: receiving downlink signals inclusive of reference signals from two or more Access Points (APs), where the relative frequency shift between reference signals sent by different APs is zero; and performing channel estimation according to the reference signals. Another method for estimating channels includes: receiving downlink signals inclusive of reference signals from two or more APs, where for a first AP and a second AP among the two or more APs, a specific time-frequency lattice in the downlink signals sent by the first AP includes no data signal, and the specific time-frequency lattice corresponds to a time-frequency lattice utilized by the second AP to send a reference signal; and performing channel estimation according to the reference signals. The technical solution disclosed herein eliminates the interference between the reference signal and the data signal, enables the UE to estimate the channel value between the UE and the cooperative APs accurately, and improves the UE performance.09-01-2011
20120202539Method for Reporting Information Required for Establishing Direct Interface between Home NodeBs and Home NodeB - The present invention discloses a method for reporting the information required for establishing a direct interface between home NodeBs, and the home NodeB. The method comprises: establishing a stream control transmission protocol (SCTP) connection between the home NodeB and a home NodeB gateway or a core network element mobile management entity (MME); and reporting by the home NodeB the information required for establishing the direct interface between the home NodeBs through the SCTP connection. The present invention solves the problem that the home NodeB gateway or the core network element can not acquire the information required for establishing the direct interface between the home NodeBs, and achieves the effect of reducing the signaling transmission load in the network caused when a user performs switching between the home NodeBs.08-09-2012
20120202538Forecasting of dynamic environmental parameters to optimize operation of a wireless communication system - An aspect of the exemplary embodiments of this invention is a method that includes receiving information from a plurality of spatially distributed user devices, where the information includes at least observations of a radio environment of each user device. Based on the received information, the method creates a model of time evolution of a spatio-temporal map for a plurality of spatial locations. The method further includes creating a policy based on the model of time evolution of the spatio-temporal map, and transmitting the policy to the plurality of user devices. A further aspect of exemplary embodiments of this invention is a method that includes generating a probabilistic model based at least on observations of a radio environment of a user device; transmitting the probabilistic model to a network access node of a wireless communication network; receiving information from the network access node; and operating the user device at least in part based on the received information. Also described are apparatus and computer program products that operate in accordance with the methods.08-09-2012
20090149206Method for Building Spontaneous Virtual Communities Based on Common Interests Using Wireless Equipments - The present invention refers to a method for establishing a communication network that connects a group or community of users using wireless equipments according to their defined interests. These equipments are preferentially portable, low cost, and user-friendly, where each equipment must be configurable using its user's profile, which contains a small amount of the user's personal data, namely the miniprofile. The method uses a collection of such miniprofiles to transparently set a communication network among the associate users to establish a virtual community. In addition, each profile will contain further information on user's interests, which the method will propagate across the communication network to the established virtual community in a way that their members will be able to form groups based on common interests while allowing for interaction among their members. The user profile can be set identifiable or anonymous, may or not be shareable in relation to the other members of a group. The method is distributed, and supports spontaneous and volatile communication networks, preferentially.06-11-2009
20080242329Methods and arrangements for link rate adaptation in multi-radio co-existence platforms - Methods and arrangements for link rate adaptation in multi-radio co-existence platforms (MRPs) are contemplated. Embodiments include transformations, code, state machines or other logic to determine an overlap between receiving by a wireless device of the MRP and transmitting by other of the wireless devices of the MRP and to select a link rate of the wireless device of the MRP based upon the determining an overlap. The embodiments may also include communicating the determined link rate to a wireless device transmitting to the wireless device of the MRP. Embodiments may also include selecting a previously used link rate if the receiving overlaps the transmitting. Embodiments may also include basing the link rate upon an overlapping or non-overlapping Signal-to-Interference-Plus-Noise-Ratio depending on the relative amounts of overlapping and non-overlapping.10-02-2008
20080214219STATUS COMMUNICATION SYSTEM, STATUS COMMUNICATION METHOD, STATUS COLLECTION TERMINAL, AND STORAGE MEDIUM STORING STATUS COLLECTION PROGRAM - A status communication system includes a plurality of first status communication terminals, a status collection terminal that communicates with the plurality of first status communication terminals, and a server that communicates with the status collection terminal via a network. Each of the plurality of the first status communication terminals includes at lease one measuring unit that measures biological data on a user and data on a user's peripheral environment, a first calculating unit that calculates first status data indicating one of status of the user and status of the peripheral environment based on measurement data measured by the measuring unit, and a first transmitting unit that transmits the first status data calculated by the first calculating unit. The status collection terminal includes a first collecting unit that collects the first status data transmitted from the first transmitting unit of at least one of the first status communication terminals, a second calculating unit that calculates second status data by consolidating the first status data collected by the first collecting unit under a prescribed condition, and a second transmitting unit that transmits the second status data calculated by the second calculating unit. The server includes a receiving unit that receives the second status data transmitted from the second transmitting unit of the status collection terminal, and a storing unit that stores the second status data received by the receiving unit.09-04-2008
20120122501WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREOF - A wireless communication system and a wireless communication device thereof are proposed. The system is adapted for synchronizing wireless setting of at least a wireless communication device in the system. The at least a wireless communication device synchronizes a first wireless setting thereof or synchronizes a second wireless setting of another wireless communication device in the system by just wireless network signal. Moreover, the at least a wireless communication device determines whether the first wireless setting thereof is the latest by checking a sequence number in the wireless network signal.05-17-2012
20100167770METHOD FOR TRANSMITTING AND RECEIVING SIGNAL IN MULTI-HOP RELAY SYSTEM - A first transparent relay station (RS) can receive a signal from a base station (BS) corresponding to superordinate node of the first transparent RS or a second RS corresponding to superordinate non-transparent RS the first transparent RS through a downlink receive zone, and the first transparent RS can transmit the signal received through the downlink receive zone to a mobile station (MS) through a downlink transmit zone, wherein a downlink subframes of the first transparent RS is located the downlink receive zone and the downlink transmit zone in order.07-01-2010
20110136522Methods for controlling mobility state evaluation of user equipment and user equipment thereof - The present invention provides methods for controlling mobility state evaluation of user equipment and user equipment thereof. The method comprises the following steps: when the user equipment receives different evaluation parameters in a process of mobility state evaluation, the user equipment explicitly defines the currently set mobility state and a method for the following mobility state evaluation so as to avoid the confusion effectively when executing evaluation. The user equipment comprises a comparing module, an evaluation controlling module and an evaluation executing module, wherein the evaluation executing module comprises of a timer, a counter, an evaluation unit and a mobility state setting unit.06-09-2011
20100081466Wireless Communication System - A wireless communication system operating within a predetermined frequency band comprises a wireless data receiving device; and two or more wireless data originating devices each having a respective unique identifier which is transmitted to the wireless data receiving device from time to time; in which: the wireless data originating devices are arranged to communicate with the wireless data receiving device on frequency channels selected from respective different subsets of the predetermined frequency band.04-01-2010
20100190517PULSE COUPLED OSCILLATOR SYNCHRONIZATION FOR WIRELESS COMMUNICATIONS - A transceiver node includes a pulse coupled oscillator in an integrated circuit, which can synchronize with other nodes to generate a global clock subsequently used to facilitate synchronous communications between individual nodes. Known potential uses include a low power sensor node radio for an ad-hoc network for military applications and medical applications such as ingestible and implantable radios, self powered radios, and medical monitoring systems such as cardiac and neural monitoring patches.07-29-2010
20110136521Medical Device Communications Network - A medical device communications network comprises a plurality of medical devices including either or both of a first number of surgical instruments and a second number of implants configured for subcutaneous implantation in a biological body. A corresponding plurality of wireless communication circuits are each mounted to a different one of the plurality of medical devices. Each of the plurality of wireless communication circuits is configured to broadcast medical device information relating to the medical device to which it is mounted and to receive information relating to any other of the plurality of medical devices. The network may or may not include a master wireless communications circuit configured to receive the medical device information broadcast by any of the plurality of slave wireless communication circuits and to broadcast the information relating to any other of the plurality of medical devices.06-09-2011
20120302270METHOD AND APPARATUS FOR PROVIDING CONTENT PROVIDERS FOR RECOMMENDATION SERVICES - An approach is presented for providing data providers for recommendations services. A data provider platform receives at least one request for at least one recommendation from at least one device. The data provider platform further determines context information associated with the at least one device, a user of the at least one device, or a combination thereof. The data provider platform further processes and/or facilitates a processing of the context information to determine, at least in part, one or more providers for generating the at least one recommendation.11-29-2012
20100022261UNSCHEDULED PROTOCOLS FOR SWITCHED ANTENNA ARRAYS - In an example embodiment, an apparatus, comprising a first wireless transceiver, a first directional antenna coupled to the first wireless transceiver, a second wireless transceiver, a second directional antenna coupled to the second wireless transceiver, and control logic coupled to the first wireless transceiver and the second wireless transceiver. The first wireless transceiver and second wireless transceiver can concurrently receive wireless signals that are spatially separated. The first wireless transceiver asserts a signal while communicating with another wireless device. The control logic is configured to prevent the second wireless transceiver from 10 transmitting while the first wireless transceiver is asserting the signal.01-28-2010
20090149207Physical broadcast channel (PBCH) transmission for reliable detection of antenna configuration - Systems and methods for transmitting data related to the configuration of transmit antennas are disclosed. These methods may include obtaining a data for transmission, encoding the data and modulating the data. During the modulating of the data, the data may be configured in such a way as to convey the configuration of the data through the modulation of the data. These methods may also include obtaining an antenna configuration, obtaining a representation of the antenna configuration, and masking the data with an error correcting code, where the mask corresponds to the antenna configuration.06-11-2009
20090054093ANTENNA SWITCHING AND UPLINK SOUNDING CHANNEL MEASUREMENT - Systems and methodologies are described that facilitate employing downlink precoding based on uplink sounding channel measurement and channel reciprocity in time division duplex or time division multiplex systems. In particular, mechanism are provided that enable downlink precoding in situations where user equipment antenna configuration includes an unequal number of transmit chains and receive chains. A mobile device transmits modulated sounding reference signals on each antenna during a calibration stage. The mobile device then transmits non-modulated sounding reference signals during a normal mode. A base station utilizes the modulated and non-modulated sounding reference signals to restore a downlink channel estimate employed in downlink precoding.02-26-2009
20110306370RECEIVER SYSTEM, METHOD FOR ARRANGING THE RECEIVER SYSTEM AND POSITIONING SYSTEM COMPRISING THE RECEIVER SYSTEM - The present application discloses a receiver system for positioning, a method for arranging the receiver system, and a positioning system comprising the receiver system. The receiver system may comprise a group of nodes, the group of nodes comprising receive nodes for receiving a ranging signal. In this group of nodes, the receive nodes may be arranged according to a predetermined mode. Further, the group of nodes may comprise a reference node, and locations of other receive nodes within this group of nodes may be determined based on information on the predetermined mode and location of the reference node. With the present invention, the receiver system may have a more flexible structure, which may be better adapted to complex situations in practical application. At the same time, the calibration workload in a complex application situation can be significantly reduced.12-15-2011
20120040700GROUP PAGING FOR MACHINE-TYPE COMMUNICATIONS - Methods and apparatus are provided for performing group-based machine-to-machine (M2M) communication. Machine-type communication (MTC) wireless transmit/receive units (WTRUs) may operate in M2M groups. A group of MTC WTRUs may be paged collectively as a group. An MTC WTRU may store an individual international mobile subscriber identity (IMSI) associated with the MTC WTRU, and a group-based IMSI associated with the MTC group that the MTC WTRU belongs to. The MTC WTRU may use one or both IMSIs to receive paging messages. When the MTC WTRU receives a paging message, the MTC WTRU may compare a recipient IMSI contained in the paging message to the individual IMSI and the group-based IMSI. If the recipient IMSI matches the individual IMSI and the group-based IMSI, the MTC WTRU may proceed to process the paging message.02-16-2012
20120115519WIRELESS TRANSMISSION APPARATUS FOR GENERATING INSTALLATION SUPPORT INFORMATION REPRESENTING INSTALLATION METHOD OF EACH WIRELESS TRANSMISSION APPARATUS - An acquiring state detecting part detects acquiring states of other wireless transmission apparatuses. The acquiring state represents whether or not a second wireless transmission apparatus acquired device information of the other wireless transmission apparatuses in a wireless transmission system. The transmission quality measuring part acquires measurement results of a transmission quality of each of combinations of a wireless transmission apparatus operating as a video and audio data signal transmitter apparatus and a wireless transmission apparatus operating as a video and audio data signal receiver apparatus. An installation support information generating part generates installation support information representing installation method of each wireless transmission apparatus for wirelessly transmitting a video and audio data signal with a transmission quality equal to or larger than a predetermined threshold value between each combination of a transmitter apparatus and a receiver apparatus based on the detection results and the measurement results of the transmission quality.05-10-2012
20120003999MIMO Communication System - A device and method including a plurality of transmitters and/or receiver units and antennae therefore, and wherein each of said units are arranged radially to cover a plurality of sectors; and including at least one component necessary for the operation of said units, and arranged such that said component is shared between two or more units and/or their respective antennae. The device and method has application to MIMO systems.01-05-2012
20120208576RADIOGRAPHIC IMAGING DEVICE AND COMMUNICATION MODE SETTING DEVICE - A radiographic imaging device has: a generating unit that generates image data expressing a radiographic image formed by irradiated radiation; a first communicating unit at which wireless communication is possible selectively in either of a direct communication mode or an indirect communication mode; a storing unit that stores a setting of a communication mode; and a control unit that, if a setting to carry out communication in the direct communication mode has been made, controls the first communicating unit to carry out wireless communication in the direct communication mode, and, if a setting to carry out communication in the indirect communication mode has been made, controls the first communicating unit to attempt wireless communication in the indirect communication mode with a control device that controls the radiographic imaging device, and, if communication is impossible, controls the first communicating unit to carry out wireless communication in the direct communication mode.08-16-2012
20100267405Updating The User Equipment (UE) Allowed Closed Subscriber Group List (ACL) - A user equipment (UE) is provided. The UE comprises a processor configured to receive a broadcast control channel (BCCH) comprising a first indication that a restricted access to a closed subscriber group has been changed and to initiate a signaling procedure based on the first indication.10-21-2010
20110165901METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR POLICY CHARGING AND RULES FUNCTION (PCRF) NODE SELECTION - The subject matter described herein includes methods, systems, and computer readable media for PCRF node selection. According to one aspect, a system for PCRF node selection is provided. The system includes a first PCRF selection node for receiving a first request message for which PCRF node selection is required. The first PCRF selection node determines whether to select the PCRF or to delegate selection of the PCRF. In response to a determination to delegate the selection of the PCRF, the first PCRF selection node generates and sends a second request message related to the first request message. The system further includes a second PCRF node for, in response to receiving the second request message from the first PCRF selection node, determining whether to select the PCRF or to delegate selection of the PCRF. In response to determining to select the PCRF, the second PCRF selection node selects the PCRF.07-07-2011
20120208577METHOD, APPARATUS AND SYSTEM FOR ESTIMATING CHANNELS - A method, an apparatus and a system for estimating channels are disclosed. A method for estimating channels includes: receiving, by a User Equipment (UE), downlink signals sent by two or more Access Points (APs), wherein no common reference signal is comprised in any data channel symbol domain except a preset symbol domain in the downlink signals; and performing, by the UE, channel estimation according to the downlink signals. The technical solution disclosed herein eliminates the interference between the reference signal and the data signal, enables the UE to estimate the channel value between the UE and the cooperative APs accurately, and improves the UE performance.08-16-2012
20120028662BROADCASTING METHOD AND RADIO APPARATUS - An RF unit receives periodically signals broadcast by other terminal apparatuses. When the quality of the signal received periodically is more deteriorated than a second threshold value even though the intensity of the signal received periodically is larger than a first threshold value, an identifying unit detects a malfunction in another terminal apparatus from which the signal received periodically by the receiver has been broadcast. A processing unit, a modem unit, the RF unit and an antenna each broadcasts a signal containing the detection result that the malfunction has been detected and information on a detected location.02-02-2012
20120157137SYSTEM AND METHOD FOR ASSESSING MOBILE APPLICATION VALUE - A method and system for assessing a value of a first application with respect to a use of a mobile communication device in communication with a second communication device are presented. The method entails assigning a set of proximity values that relate the use of the application to the communication between the mobile communication device and the second communication device, and determining an impact and a value based on the proximity values. The proximity values may include a relationship proximity value, a time proximity value, a geographical proximity value, an action proximity value, and one or more user-defined proximity values. The determined value may be expressed as a monetary value.06-21-2012
20120157136N-dimensional affinity confluencer - An N-dimensional affinity confluencer comprises an affinity table to maintain a plurality of affinities for each of a plurality of wireless devices. A sphere of influence (SPIN) table provides an influence for determination of a confluence between affinities maintained in the affinity table. An affinity confluence determination module determines an affinity confluence between the plurality of wireless devices and an influence parameter associated with the sphere of influence (SPIN) table. An affinity confluence is determined from among a plurality of wireless devices by determining a confluence of at least two predefined affinities from among a plurality of wireless devices. A sphere of influence parameter is applied to the confluence to determine those of the plurality of wireless devices defined by an affinity confluence. The plurality of wireless devices need not be within a common communication network.06-21-2012
20120071181METHOD FOR TRANSMISSION IN A WIRELESS NETWORK AND CORRESPONDING METHOD FOR RECEPTION - The invention relates to a method for transmission in a wireless network comprising a plurality of base stations and at least one mobile terminal, a mobile terminal (MT) transmitting a same signal (03-22-2012
20120172072ARC RFID Antenna - A system, in certain embodiments, includes a spider configured to support multiple mineral extraction riser segments. The system also includes a gimbal disposed below the spider and configured to support the spider during operation. The system further includes one or more arcuate radio frequency identification (RFID) antennas disposed within the gimbal and/or the spider. The one or more arcuate RFID antennas are configured to communicate with one or more RFID tags coupled to each riser segment.07-05-2012
20110105162APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING CONTROL INFORMATION IN WIRELESS COMMUNICATION SYSTEM - A system and a method for transmitting control information by a system in a heterogeneous wireless communication network using Component Carriers (CCs), the heterogeneous wireless communication network including a first wireless communication network and a second wireless communication network, which at least partially overlap and are heterogeneous, the system controlling the second wireless communication network can more stably and efficiently transmit control information in a heterogeneous network environment. The method includes: calculating an environmental parameter having an influence on transmission of control information; determining a transmission scheme of the control information according to the calculated environmental parameter; and transmitting the control information to a User Equipment (UE) connected to the second wireless communication network according to the determined transmission scheme.05-05-2011
20110105161METHOD FOR LOCALIZATION OF NODES BY USING PARTIAL ORDER OF THE NODES - The present invention relates to a new method for localization, i.e. finding positions and orientations of nodes communicating in wireless networks. The method is based on using directional information (angle-of-arrival, AOA), and optionally distance information, combined with estimation by recursive filters such as e.g, Kaiman filters, recursive least squares filters, Bayesian filters, or particle filters. The method expresses the localization problem as set of linear equations and ensures stability and convergence by imposing a partial order on the nodes.05-05-2011
20110034189METHODS AND SYSTEMS FOR IDENTIFYING TRANSMITTERS IN A SINGLE FREQUENCY NETWORK BROADCAST SYSTEM - Methods and systems for identifying transmitters within a single frequency network calculates signal path delays to a measurement location from each transmitter based on separation distance and individual transmitter transmission variances. Scenarios of predicted signal arrival times are calculated using the signal path delays, with each scenario assuming a different transmitter source of the strongest received signal within a short channel. Short channels with non-zero power measurements may be clustered into groups corresponding to each transmitter's expected signal arrival short channel. The scenario best matching the data may be determined, such as by adding the power measurements within each cluster of each scenario to determine a total received power associated with each scenario. The scenario most correlated to the power measurements identifies the transmitter associated with the strongest signal transmitters in network. Power measurements within each cluster can then be used to calculate the received signal strength for each transmitter.02-10-2011
20120122499METHOD AND APPARATUS FOR SYNCHRONIZING MULTIPLE TRANSMITTERS - A method and apparatus for synchronizing multiple transmitters is disclosed. A global time reference is used to synchronize the arrival of data from a plurality of transmitters in a receiver station. In one embodiment, the global time reference is provided by a GPS satellite, and may also be used to synchronize the carriers of the signals received at the receiver station from each of the plurality of transmitters05-17-2012
20120129557Method For Invoking A Constituent Service Provided In A Telecommunication Network And An Application Server For Providing A Composite Service - A method is described for invoking a constituent service in a telecommunication network. The constituent service is associated to a composite service. A first group of parameters is determined which is associated with the composite service. A second group of parameters is determined which is associated with the constituent service. The first and the second group of parameters are compared. If there are matching parameters (05-24-2012
20120135762Method and Apparatus for Communication Control Between Radio Network Controllers - The present invention provides a method for communication control between radio network controllers. The method comprises: after a serving node B belonging to a drift radio network controller controls a terminal to perform activation of an enhanced dedicated channel radio link, notifying a radio link activation information of the terminal to the drift radio network controller; and the drift radio network controller sending a radio link activation indication to a serving radio network controller according to the radio link activation information; and, after the serving node B belonging to the drift radio network controller controls the terminal to perform deactivation of the enhanced dedicated channel radio link, notifying a radio link deactivation information of the terminal to the drift radio network controller; and the drift radio network controller sending a radio link deactivation indication to the serving radio network controller according to the radio link deactivation information.05-31-2012
20100173659METHOD AND APPARATUS FOR IMPLEMENTING NETWORK CODING IN A LONG TERM EVOLUTION ADVANCED SYSTEM - A method and apparatus for applying network coding in multi-user (MU) multiple-input multiple-output (MIMO) control signaling are disclosed. After a pair of wireless transmit/receive units (WTRUs) transmit channel state information (CSI) to an evolved Node-B (eNodeB), each of the WTRUs receive network coded information from the eNodeB, including the CSI transmitted by both of the WTRUs, and decode the network coded information. The WTRUs transmit CSI on a scheduled basis, and store CSI that was previously transmitted. Each of the WTRUs measure the amount of time that pass since they transmitted CSI, and use the transmitted CSI to decode the network coded information on the condition that the measured time does not exceed a predetermined threshold. If the measured time exceeds the predetermined threshold, the stored CSI is used to decode the network coded information.07-08-2010
20120252508METHOD AND APPARATUS FOR COGNITIVE RADIO INFORMATION SHARING - An approach is provided for providing cognitive radio information sharing. A cognitive radio management platform determines one or more cognitive radio parameters associated with one or more locations. The cognitive radio management platform also causes, at least in part, storage of the one or more cognitive radio parameters in at least one distributed information space constituted by one or more namespaces, wherein the one or more namespaces within the at least one distributed information space are accessible to one or more cognitive radio devices.10-04-2012
20120172073WIRELESS COMMUNICATION SYSTEM - A wireless communication system is disclosed herein. The wireless communication system may include transmitter units and a receiver. In one embodiment, each transmitter has an address and logic programmed to perform the steps of receiving a user selection and, responsive to the receiving, repeatedly transmitting a wireless selection signal until a wireless acknowledgment signal is received. The wireless selection signal may include the address and the user selection. The receiver may include means to receive a wireless selection signal and logic programmed to transmit a wireless acknowledgment signal in response to the receipt of each wireless selection signal.07-05-2012
20120172071METHOD FOR A PUSH SERVER TO BROADCAST DATA TO USER TERMINALS VIA AN INTERFACE DEVICE - A method for a push server to broadcast data to terminals via an interface device, the data sent by the server passing through a distribution system enabling the data to be broadcast from the server to the device. The server transmits a stream of content data and web application data to the system; the system multicasts the stream of content data and web application data to the device; a receptor in the interface device receives the data; the data are stored in a storage device of the interface device; a local wireless connection is established between a terminal provided with a web browser and the interface device; a HTTP query is transmitted from the terminal to a web server of the interface device, the query requesting the execution of an application stored in the storage device; and the requested application is executed in the browser of the terminal.07-05-2012
20120214522WIRELESS FREQUENCY SETTING METHOD AND DEVICE - An appliance and a method of determining a wireless communication frequency range from received AC power input comprising automatically determining an AC power characteristic from the AC mains power, automatically mapping the determined AC power characteristic to the wireless frequency range within a pre-determined wireless frequency range, and automatically selecting the wireless communication frequency range to communicate with an auxiliary appliance.08-23-2012
20120315934Automatic Quality Of Service Based Resource Allocation - A system can provide quality-of-service based network resource allocation and utilization in a dynamic network environment. A system may determine a current quality level of current media data presented to a user by a remote system in communication with the first system. The system may determine if it can provide subsequent media data to the remote system at a higher quality level than the current quality level. As one example, the system may identify a network connection with the remote system that supports providing the subsequent media data at the higher quality level to the remote system. The system may then obtain the subsequent media data at the higher quality level and send the subsequent media data at the higher quality level to the remote system.12-13-2012
20120264466RESOURCE SHARING IN COMMUNICATIONS SYSTEMS - A method of handling a service request in a communication system comprising a radio access network providing radio access capability to a plurality of core networks, the method comprising: a BSC in the radio access network receiving a service request from a mobile terminal; the BSC making a first core network selection; the BSC sending the service request received to a first MSC; the MSC communicating with the mobile terminal in handling the service request; the MSC sending an IMSI of the mobile terminal to the BSC; in the event that the core network selected as a result of the first core network selection does not provide service, the radio access network making a second core network selection; and the BSC sending the service request and the IMSI to the core network selected as a result of the second core network selection.10-18-2012
20120083298METHOD AND APPARATUS FOR SECURE PAIRING IN WIRELESS COMMUNICATION - Provided is a wireless connection device including a selection information generating unit which generates selection information with respect to each external device of a plurality of external devices that transmitted signals for wireless connection; a selecting unit which compares the selection information regarding each external device of the plurality of external devices and selects an optimal device from among the plurality of external devices based on a result of the comparison; and a connection processing unit which establishes a wireless connection to a first external device, among the plurality of external devices, that first transmitted the signal for wireless connection, and, if the first external device is different from the optimal external device, terminates the wireless connection to the first external device and establishes a wireless connection to the optimal external device.04-05-2012
20120190390RADIO COMMUNICATION - According to an example embodiment, there is provided a method, an apparatus, and a computer program for identifying a first wake-up signal, received from a first apparatus using a first radio device, as a forwarding wake-up signal; and in response to identifying the first wake-up signal as a forwarding wake-up signal, enabling one or more other radio devices, different to the first radio device, to receive a first data signal and forward the first data signal to at least a second apparatus. The first radio device may operate at a lower power than the one or more other radio devices. The first data signal may be received from the first apparatus.07-26-2012
20110124355COMMUNICATION METHOD, MOBILE TERMINAL, SWITCHING DEVICE, AND RADIO CONTROL DEVICE - A communication method according to the present invention includes: transmitting, at a radio base station device (b), broadcast information for notifying a first area and a second area; transmitting, from a first mobile terminal to a radio control device (c), a first location registration request signal for the first area included in the broadcast information, when the first area is not identical to a first area stored as a current location registration area; and transmitting, from a second mobile terminal to the radio control device (c), a second location registration request signal for the second area included in the broadcast information, when the second area is not included in a second area group stored as a current location registration area.05-26-2011
20080300001Wireless indicator assisted method for locating library items - A method where a library user is guided to the searched item by providing directions towards the searched item. The directions may be provided by an online map or by a hand held device. An electronic device is mounted on the searched item that receives signals via a wireless network and turns on an indicator. This indicator helps the users in locating the item.12-04-2008
20110034190System and Methods for Simultaneous Wireless Broadband Communication Between Multiple Base Stations - A system and method for balancing loads in wireless data communication between an airborne platform and at least two surface base stations is provided. In this system, an antenna array located on the airborne platform is capable of transmitting more than one beamform to each of the base stations independently. Likewise, each base station may likewise be capable of beamforming data transmissions to the airborne platform. The system may vary amounts of data sent between the airborne platform and the various base stations in order to balance loads upon each base station. Determination on balancing of loads is often dependent upon the data requirements of the airborne platform. Additionally, the bandwidth usage (or availability) of the base stations may be taken into consideration when determining load balancing. This kind of load balancing enables more efficient cell to cell handovers. Further, load balancing between multiple base stations enables the airborne platform to receive busts of higher data throughput by simultaneously receiving data transmissions from the various base stations.02-10-2011
20120322474Apparatus and Method for Communication - Apparatus and method for communication are provided. The solution includes acquiring registration information on networks of more than one radio access technologies; selecting a radio access technology; and selecting on the basis of the selected radio access technology the network registration information to use when performing network selection.12-20-2012
20120322475METHOD AND APPARATUS FOR INTERWORKING IN AN INTER-TECHNOLOGY NETWORK - Various embodiments are described to provide more efficient interworking in inter-technology networks. A first network node (12-20-2012
20120088531METHOD FOR DETERMINING IN WHICH CONDITION A FIRST BASE STATION WHICH IS IN AN ENERGY SAVING MODE HAS TO SWITCH IN ANOTHER OPERATION MODE - The present invention concerns a method for determining, in a wireless cellular telecommunication network, in which condition a first base station which is in an energy saving mode has to switch in an operation mode which enables a mobile terminal to be handled by the first base station and wherein the mobile terminal is currently handled by a second base station. The method comprises the steps of: 04-12-2012
20110287790Mobile Communication Device, Network Node, Communication System and Method for Distributed Cooperative Multi-Antenna Communication - Network node for a distributed cooperative multi-antenna communication, including at least two sending and receiving units, wherein the network node is adapted to receive an indication of a protocol descriptor from a mobile communication device and wherein the network node is communicatively couplable with at least one further network node. Furthermore, the network node may be adapted to provide and/or receive an indication of a protocol descriptor and/or a channel access method to/from the at least one further network node.11-24-2011
20100167767COMMUNICATION METHOD, COMMUNICATION SYSTEM, AND COMMUNICATION TERMINAL - The invention relates to a one to multi communication method wherein each terminal participating in group communication can grasp the states of the other terminals, a communication system, and a communication terminal used for the same. Each terminal acquires information concerning its own state (for example the reception sensitivity of a signal from a base station) and transmits it via a communication management apparatus to the other communication terminals. Further, information concerning the states of the other communication terminals is displayed on a display part provided in each communication terminal. Due to this, each communication terminal can grasp correctly of the information concerning the states of the other communication terminals, therefore it becomes possible to judge whether or not the other communication terminals are in states where normal conversation is possible, and occurrence of a difference in recognition among users in the one to multi communication can be prevented.07-01-2010
20100167768RADIO RELAY STATION APPARATUS AND RADIO RELAY METHOD - Relaying a radio signal in a radio relay station apparatus that relays the radio signal between a base station apparatus and a mobile station apparatus, including storing an identifier of the mobile station apparatus, specifying a radio resource assigned to the mobile station apparatus, which is a radio resource in which a radio signal that should be amplified is transmitted, the radio resource assigned to the mobile station apparatus being indicated by control channel information sent from the base station apparatus, and receiving the radio signal between the base station apparatus and the mobile station apparatus. Further including amplifying the received signal, the received signal being transmitted on the specified radio resource, and sending the amplified signal in a form of the radio signal.07-01-2010
20080242328BROADCAST COMMUNICATION SYSTEM AND METHOD FOR PROVIDING USERS WITH INFORMATION ASSOCIATED WITH A GEOGRAPHICAL AREA - A method is presented for providing information associated with a geographical area to users of broadcast communication receivers. The information, as well as an indication of the geographical area associated with the information, are transmitted to, and received by, each of the broadcast communication receivers. In each of the receivers, the indication of the geographical area is compared with a geographic code associated with, and stored within, the receiver. Each of the receivers also relays the information to the user of the receiver if the geographic code indicates that the receiver is located within the geographical area.10-02-2008
20120252509WIRELESS COMMUNICATION METHOD, WIRELESS COMMUNICATION SYSTEM, AND WIRELESS COMMUNICATION APPARATUS - A wireless communication method includes starting, at a first wireless communication apparatus and a second wireless communication apparatus respectively, transmission of a wireless signal, when received power of a wireless signal transmitted from another wireless communication apparatus is smaller than or equal to a carrier sense threshold value, transmitting, from the first wireless communication apparatus, a wireless signal, and determining, at the second wireless communication apparatus, whether or not to receive a data signal following a first signal included in the wireless signal received from the first wireless communication apparatus, based on at least one of received power of the first signal and a transmission destination included in the wireless signal.10-04-2012
20080214218Method for Maximal Ratio Combining of Spatially Filtered Signals and Apparatus Therefor - The present invention relates to a maximum ratio combining method of spatial-filtered received signals and an apparatus using the same. For this purpose the present invention provides a method for receiving signals by using a plurality of antennas that form a linear array antenna, multiplying a plurality of weight vectors by the received signals, summing the multiplication results for each weight vector, and combining the summing results by using maximum ratio combining. According to the present invention, signals are dividedly received by applying spatial filtering for a receiving direction of each signal and performance can be improved by combining the received signals by using maximum ratio combining. In addition, performance of an MRC-rake and a beam forming gain can be simultaneously acquired according to the present invention.09-04-2008
20100056191Weighting Factor Adjustment in Adaptive Antenna Arrays - A method of forming an adaptive antenna array includes calculating intra-unit phase relationships between antenna elements of a plurality of access units and measuring inter-unit phase relationships between the access units. An indication of a desired coverage area collectively produced by the plurality of access units is received. A set of weighting factors is determined. Each weighting factor is associated with an individual antenna element in the plurality of access units and the set of weighting factors provide the desired coverage pattern. Phase lock between the plurality of access units is maintained to control the desired coverage pattern.03-04-2010
20130095868PAIRING WIRELESS DEVICES OF A NETWORK USING RELATIVE GAIN ARRAYS - A method for pairing a first wireless device with a second wireless device includes gathering a first wireless communications characteristic about communications between the first wireless device and the second wireless device. The method further includes gathering second wireless communications characteristics about communications between the first wireless device and at least one wireless device other than the second wireless device. The method further includes generating a relative gain array from the communications characteristics and computing the pairing between the first wireless device and the second wireless device using the generated relative gain array. The method further includes configuring the first wireless device and/or the second wireless device based on the computed pairing.04-18-2013
20080207237Communication in Phase Shifted Driven Power Converters - A communication system comprises a plurality of communication modules (M08-28-2008
20110256893ADAPTIVE TRANSMISSION SELECTION - A controlling station (10-20-2011
20110275392Method for Channel Estimation, Base Station and Mobile Node - The present invention refers to channel estimation in a communications network. According to the present invention, first two reference signals are transmitted by a base station to a set of mobile nodes in said communications network, wherein said base station includes first two antenna ports and wherein each of said first two reference signals refers to one antenna port of said first two antenna ports. Further, at least one second reference signal is transmitted by said base station to a cooperating mobile node, wherein said cooperating mobile node is included in said set of mobile nodes; said cooperating mobile node is assigned to a cooperation area in said communications network, said cooperation area being defined by said base station; and said at least one second reference signal refers to a corresponding further antenna port of further antenna ports included in said base station.11-10-2011
20110275391MOBILE TERMINAL AND CONTROLLING METHOD THEREOF - A mobile terminal includes a display, a user input unit configured to receive a user command, and a wireless communication unit configured to wirelessly communicate with a first entity over a first communication path and to wirelessly communicate with any of a plurality of external devices, each comprising a display, over a second communication path. The first communication path typically utilizes a different communication protocol than the second communication path. The mobile terminal also includes a controller configured to execute a first application, detect an event relating to a second application, and responsive to the detecting of the event, automatically search for external devices, which are among the plurality of external devices, that are available for communication with the mobile terminal over the second communication path.11-10-2011
20120282959PROTOCOLS FOR ENABLING MODE 1 AND MODE 2 DEVICES IN TV WHITE SPACE NETWORKS - Certain aspects of the present disclosure provide techniques and apparatus for operating in a television white space (TVWS) network. One example method generally includes receiving, at an apparatus, a message with a field indicating a current version of an unused frequency spectrum map (e.g., a white space map (WSM)), the unused frequency spectrum map indicating channels usable for wireless communications; determining whether the current version of the unused frequency spectrum map is different than a previous version of the unused frequency spectrum map; and using a channel for wireless communications based on the determination. Another example method generally includes accessing a database of available channels for a current location of an apparatus via a neighboring portable or fixed enabling apparatus and enabling one or more portable dependent apparatuses for the wireless communications via one or more of the available channels.11-08-2012
20130157702STATES FOR BREAKOUT APPLIANCE IN A MOBILE DATA NETWORK - Mobile network services are performed in a mobile data network in a way that is transparent to most of the existing equipment in the mobile data network. The mobile data network includes a radio access network and a core network. A breakout appliance in the radio access network breaks out data coming from a basestation, and performs one or more mobile network services at the edge of the mobile data network based on the broken out data. The breakout appliance includes multiple states that support manufacturing, testing, production, tamper detection and end of life, and the functions of the breakout appliance vary according to its state.06-20-2013
20130157703ROBUST WIRELESS COMMUNICATION SYSTEM FOR NODES LOCATED IN VEHICLES - A communication method for a wireless communication network in a vehicle is disclosed where the network includes a plurality of sensor nodes and a receiving node. The method includes wirelessly transmitting first sensor data from a first sensor node and second sensor data from a second sensor node using first and second frequency channels, and receiving the first and second sensor data at the receiving node. The method can include rearranging the order of transmitting sensor data, and aggregating sensor data at the sensor nodes. The method can include testing the quality of the wireless links; and using the links with the best quality whether indirect or direct links. The receiving node can simultaneously receive data from more than one node using different frequencies. The nodes can transmit data in parallel using different frequencies. The network can include helper nodes. The wireless communication network can be designed as a tree.06-20-2013
20130184017COMMUNICATION APPARATUS, COMMUNICATION METHOD THEREFOR, AND PROGRAM - A communication apparatus searches for another network after a network is created, participates in another network in accordance with a role, in communication parameter setting processing, of a communication apparatus existing in another network, and executes the communication parameter setting processing. After the communication apparatus decides to receive the communication parameters from another communication apparatus, the communication apparatus determines an activation state of a providing function of a provider apparatus of the communication parameters, and requests the provider apparatus to provide the communication parameters in accordance with the determination.07-18-2013
20110312354WIRELESS DISASTER-PREVENTION NODE AND WIRELESS DISASTER-PREVENTION SYSTEM - To determine the busy degree of the operating frequency channel caused by other systems and enable a user to know an unused frequency channel having a low communication frequency. A first usage-rate measuring unit 12-22-2011
20110312353ENERGY SAVING MODE WITH MAINTAINED NUMBER OF ADVERTISED TRANSMIT ANTENNAS - Certain aspects of the present disclosure provide techniques for wireless communications, wherein first number of transit antennas is advertised, but a different number of transmit antennas are actually used for transmission.12-22-2011
20130196699COORDINATED MULTIPOINT CONFIGURATION BASED ON CHANNEL STATE INFORMATION REFERENCE SIGNALS - Embodiments of the present disclosure describe devices, methods, computer-readable media and systems configurations for configuring coordinated multipoint (CoMP) for network devices. In various embodiments, configuration of the CoMP may be based on channel state information reference signals. Other embodiments may be described and/or claimed.08-01-2013
20130203452MOBILE ASSISTED DISPARATE RADIO ACCESS TECHNOLOGY INTERFACING - A method of providing signaling information for a wireless communication node includes: obtaining, at first user equipment (UE), first information associated with a first node of a first radio access technology (RAT) network that uses a first RAT, the first UE being configured for wireless telecommunication; and sending, in response to obtaining the first information, second information from the first UE to a second node of a second RAT network that uses a second RAT that is different from the first RAT.08-08-2013
20130095867METHOD AND APPARATUS FOR MANAGING WIRELESS SENSOR NETWORK - A sensor network management apparatus generates group specification information including requirements corresponding to an externally input service request, and forms a logical sensor network for the service request based on the generated group specification information. USN actuating information relating to USN (ubiquitous sensor network) resources included in the logical sensor network is generated, and USN resources are operated based on the USN actuating information.04-18-2013
20120094701Communication Arrangement For Transmission Of Communication Signals Along A Pipe Line - It is disclosed a communication arrangement for transmission of communication signals along a pipe line where the communication arrangement comprises: a pipe with outer pipe walls made of a conductive material, a non conductivity coating surrounding said pipe where the coating has dielectric properties, an outer coating/layer or fluid that has conductive properties which encapsulates the non conductivity coating, and at least one radio frequency transmitter and one radio frequency receiver configured to transmit electromagnetic fields in the coating.04-19-2012

Patent applications in class Plural transmitters or receivers (i.e., more than two stations)

Patent applications in all subclasses Plural transmitters or receivers (i.e., more than two stations)