08th week of 2011 patent applcation highlights part 31 |
Patent application number | Title | Published |
20110044228 | WIRELESS RESOURCE SCHEDULING METHOD AND OCCUPIED INFORMATION SENDING METHOD FOR MULTI BASE STATION MBS - The present invention discloses a method for scheduling wireless resources of a multi-base station MBS and a method for sending occupation information. The scheduling method comprises: dividing wireless resources of downlink sub-frames of all base stations in an MBS Zone into two parts, local service schedulers on the base stations scheduling one part for local services, and a multi-base station MBS resource scheduler in the MBS Zone scheduling the other part for the multi-base station MBS. The sending method comprises: a sender informing a receiver of multi-base station MBS wireless resource occupation situation through a message carrying multi-base station MBS wireless resource occupation information; content of the occupation information including a sending frame offset field, an index field and a resource unit quantity field; and the occupation information including configuration information and a scheduling result. When supporting the macro diversity multi-base station MBS, the present invention not only can avoid the conflict of unicast and MBS scheduling, but also can fully utilize the limited wireless resources of the system. | 2011-02-24 |
20110044229 | METHOD AND APPARATUS FOR ENHANCED MULTICAST BROADCAST SERVICES - A method, system, apparatus and article are described for managing enhanced multicast broadcast services. In some embodiments, for example, a first connection may be established using a first wireless communication protocol, scheduling information for one or more multicast or broadcast data services may be received using the first wireless communication protocol, one or more of the multicast or broadcast data services may be selected, and a second connection using a second wireless communication protocol may be established to receive the one or more selected multicast or broadcast data services. Other embodiments are described and claimed. | 2011-02-24 |
20110044230 | BASE STATION, MOBILE STATION AND MULTICAST/BROADCAST COMMUNICATION METHOD - A multicast/broadcast communication method between a base station for transmitting first data to plural mobile stations according to multicast or broadcast communications and a mobile station for receiving the first data, includes replicating, by the base station, the first data to generate second data; transmitting, by the base station, the first data and the second data for plural transmission time units; storing, by the mobile station, the first data and the second data; and combining, by the mobile station, the stored first data and the stored second data for the plural transmission time units to generate the first data. | 2011-02-24 |
20110044231 | METHOD AND APPARATUS FOR LONG RANGE PRIVATE BROADBAND WIRELESS COMMUNICATION SYSTEM - A method and apparatus for long range private broadband wireless communication system is provided. The communication system provides bi-directional Point-to-Multipoint (PtMP) data communication between a Network Operating Center (NOC) and many Subscriber Stations (SS) which may be either Mobile Stations (MS) or Fixed Stations (FS) or both. The system infrastructure consists of Base Stations (BSs) which may be located at the PLMR tower sites and backhaul communication infrastructure connecting the BSs to the Network Operating Center (NOC). The system infrastructure at the NOC includes a central router, a Network Management System (NMS) server, a DHCP server, a TOD server, an AAA server and may also include a Base Station Controller (BSC). | 2011-02-24 |
20110044232 | METHOD, APPARATUS, AND COMPUTER PROGRAM PRODUCT FOR PROVIDING INTERNET PROTOCOL MULTICAST TRANSPORT - An apparatus for providing IP multicast transport may include a processor and a memory. The memory may store executable instructions that in response to execution by the processor cause the apparatus to at least perform operations including receiving a key for encapsulation of multicast data at a base station, using the key to generate a response to a message indicative of a multicast connection for a particular service received from a gateway device, the base station being joined to a same multicast tree in a multicast-broadcast zone as the gateway device, and establishing the multicast connection with the gateway device via a multicast data path comprising a multicast tunnel associated with the key. Corresponding methods and computer program products are also provided. | 2011-02-24 |
20110044233 | METHOD OF UPDATING BS SYSTEM INFORMATION OF A RELAY STATION IN A BROADBAND WIRELESS ACCESS SYSTEM - A method for efficiently updating system information of a base station at a relay station of a broadband wireless access system and an apparatus for performing the method are disclosed. The method for updating system information of an advanced base station (ABS) at an advanced relay station (ARS) of a broadband wireless access system comprises receiving a first message, which includes changed information of the system information of the base station, from the base station; transmitting a second message for acknowledgment of the first message to the base station; and performing application for the changed information. | 2011-02-24 |
20110044234 | System And Method For Autonomous Combining - A user agent capable of carrying out autonomous combining. The user agent can be implemented as a processor configured to promote receiving a first signal from an access node and a second signal from a relay node. The processor may be further configured to combine the first and second signals. | 2011-02-24 |
20110044235 | DISTRIBUTED ARQ FOR WIRELESS COMMUNICATION SYSTEM - Systems and methods for providing distributed Automatic Repeat Request (ARQ) in a wireless communication system are described herein. In one embodiment, a relay station interconnects a base station of the wireless communication system and one or more mobile stations. A first ARQ process is performed for a first connection between the base station and the relay station. A separate second ARQ process is performed for a second connection between the relay station and a mobile station. In this manner, rather than having end-to-end ARQ between the base station and the mobile station, a distributed ARQ process is provided. | 2011-02-24 |
20110044236 | SATELLITE COMMUNICATIONS SYSTEM FOR PROVIDING GLOBAL, HIGH QUALITY MOVEMENT OF VERY LARGE DATA FILES - A system for providing communication services between geographically disbursed source and destination terminals includes at least one airborne or spaceborne wireless communication device, such as a satellite. The wireless communication device is configured to store and forward large data files of at least an aggregated 10 gigabytes. The wireless communication device includes a wireless transceiver for communicating with the source and destination terminals over at least one high bandwidth channel. A mass data storage device stores the large data files for a predetermined period of time that is greater than approximately two minutes. At least one processor is coupled among the mass data storage and wireless transceiver. The processor is configured to control receipt of a large data file from the source terminal and to transmit it to the destination terminal as the wireless communication device nears the destination terminal. | 2011-02-24 |
20110044237 | METHOD AND APPARATUS FOR ALLOCATING TRAFFIC RESOURCES IN MULTI-BEAM SATELLITE COMMUNICATION SYSTEM - In a system where satellite communication using multi-beams is performed for each group including a plurality of beams, a required data transmission rate of each beam is detected for each group, more traffic resources are allocated to a beam having a higher required data transmission rate than other beams based on the detection result, and data traffic transmitted to each beam in the group is adaptively controlled. | 2011-02-24 |
20110044238 | METHODS AND SYSTEMS FOR UPDATING CHANNEL DESCRIPTOR INFORMATION IN WIMAX NETWORKS - This application provides techniques for updating channel descriptor (CD) information in a wireless communications system. | 2011-02-24 |
20110044239 | SYSTEM AND METHOD FOR CARRIER ACTIVATION - A method for receiving data using a user agent (UA) configured to communicate with a wireless communications network using a first and second communication carrier is presented. The method includes receiving control information at a first time interval using the first communication carrier. The control information allocates a resource on at least one of the first communication carrier and the second communication carrier. The control information indicates whether a carrier switch is required. In one implementation, when the control information indicates a carrier switch is required, the method includes ceasing signal reception on the first communication carrier, and receiving a signal on the second communication carrier. | 2011-02-24 |
20110044240 | Method for transmitting a packet at a base station in a network using multiple communication schemes - A method of transmitting a packet, at a MS and base station operable using multiple communication schemes is disclosed. The base station of the multiple communication schemes receives a packet from the MS and then determines a transmission path based on a link status of a network, a traffic characteristic of the packet and the like. The base station transmits the packet of the first communication scheme via a network using a second communication scheme, thereby enabling traffic redirection. Such a resource as a frequency band and the like, which will be used between networks using different communication schemes, can be cooperatively set between the MS and the base station. | 2011-02-24 |
20110044241 | TRANSMISSION METHOD AND MOBILE STATION - A transmission according to the present invention includes: (A) determining a maximum allowable data size for an uplink user IP packet in accordance with a type of a transmission path connected to a radio base station ( | 2011-02-24 |
20110044242 | METHOD FOR INTEGRATING A PARTICIPANT INTO A WIRELESS COMMUNICATION NETWORK OF PROCESS AUTOMATION - A method for integrating a new participant into a wireless communication network of process automation technology, wherein the network has at least one node. The at least one node is selected at least on the basis of a predeterminable criterion, and that the at least one selected node is placed in an integration mode, which enables integration of the new participant into the network. | 2011-02-24 |
20110044243 | HARQ OPERATION METHOD FOR RETRANSMITTED DATA - Disclosed is the radio (wireless) communication system providing a radio communication service and the terminal, and more particularly, to a method of processing retransmitted data effectively so as to minimize a data loss during a HARQ (Hybrid Automatic Repeat reQuest) operation in an Evolved Universal Mobile Telecommunications System (E-UMTS) evolved from the Universal Mobile Telecommunications System (UMTS) or a Long Term Evolution (LTE) system. | 2011-02-24 |
20110044244 | MAC/PHY IDENTIFICATION OF BASE STATION TYPES AND THEIR PREFERRED AND RESTRICTED ACCESS - Embodiments of a system and methods for identification of base station types are generally described herein. Other embodiments may be described and claimed. | 2011-02-24 |
20110044245 | BASE STATION, WIRELESS COMMUNICATION SYSTEM, AND WIRELESS COMMUNICATION METHOD - A base station includes at least one first application section, a determining section, and a controlling section. Each of the first application sections executes one of a plurality of first application programs corresponding to one of a plurality of first application services utilizing a first wireless communication service provided by a mobile virtual network operator. The determining section receives a connection request to connect to the first application service from a first terminal for using the first wireless communication service, and determines the first application section corresponding to the first application service specified in the connection request. The controlling section controls communications between the determined first application section and a server managed by the mobile virtual network operator and between the determined first application section and the first terminal. | 2011-02-24 |
20110044246 | SYSTEM AND METHOD FOR PROVIDING TWO-WAY COMMUNICATIONS NETWORK TRANSMISSIONS OVER INTERNET PROTOCOL - A system and method for an improved two-way packet-centric like radio communication network that transmits signals and data over Internet Protocol. The improved like radio communications network provides advanced features and enhanced services to its users, such as the capability of roaming across a plurality of similar like radio communications networks. A plurality of client devices including an enhanced client application for the operation of two-way like radio networks that accesses, contacts, and communicates with one or more client devices of the same network or one or more client devices of different like radio networks. The radio network includes an optional server application to establish packet-based radio communications between at least two client devices within a single radio network or across a plurality of radio networks. | 2011-02-24 |
20110044247 | MAXIMUM POWER SPECTRAL DENSITY REPORTING IN RESPONSE TO OVERLOAD INDICATIONS - Certain aspects of the present disclosure propose methods for reporting information such as a maximum power spectral density to a serving access point after receiving overload indicators from one or more neighboring access points. The reported information may be multiplexed with other information (e.g., Channel Quality Indicator (CQI), Precoding Matrix Index (PMI), rank indication (RI) or acknowledgement (ACK)/negative acknowledgment (NACK) message for downlink data channel) before transmission to the serving access point. In addition, the information may be transmitted in a medium access control (MAC) packet data unit (PDU). | 2011-02-24 |
20110044248 | RELIABLE INTER-RADIO ACCESS TECHNOLOGY CORE NETWORK TUNNEL - A method of a mobile switching center includes determining if a message belongs to a first set of messages or a second set of messages, filtering the message when the message belongs to the first set of messages, and sending the message when the message belongs to the second set of messages. A method of an interworking solution includes receiving a message from an apparatus, determining if the message belongs to a first set of messages or a second set of messages, and discarding the message when the message belongs to the first set of messages. The first set of messages are 1× native messages unsupported for tunneling to a user equipment and the second set of messages are 1× native messages supported for tunneling to the user equipment for circuit switch fallback procedures. | 2011-02-24 |
20110044249 | EVOLVED NODEB, RELAY NODE AND CONNECTION INITIALIZATION METHOD THEREOF - An evolved NodeB eNB, a first relay node (RN) and a connection initialization method thereof for use in a long term evolution (LTE) network are provided. The LTE network comprises the eNB, the first RN, a second RN and a mobility management entity (MME). In the LTE network of the present invention, various multi-hop protocols can be achieved by using different identification mapping implementations. | 2011-02-24 |
20110044250 | METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING A REFERENCE SIGNAL IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus for transmitting/receiving reference signals in Long Term Evolution (LTE) and LTE-Advanced (LTE-A) systems includes determining whether a dedicated reference signal is detected in a current subframe; estimating, if a dedicated reference signal is detected in the current subframe, a data channel using the dedicated reference signal to receive data; and estimating, if no dedicated reference signal is detected in the current subframe, a data channel using a common reference signal detected in the current subframe to receive data. The transmission scheme uses a DeModulation Reference Signal (DM-RS) for channel response estimation. To secure backward compatibility of the LTE-A system, a Common Reference Signal is transmitted in normal subframes. | 2011-02-24 |
20110044251 | MOBILE COMMUNICATION SYSTEM, CORE NETWORK APPARATUS, AND MOBILE COMMUNICATION TERMINAL - A mobile communication system for relaying user data includes a plurality of base station apparatus and a core network apparatus. Each of the base station apparatus forms a cell for connecting to a terminal through a wireless link. The core network apparatus can be connected to the base station apparatus. Even when the terminal moves between the base station apparatus while the terminal is in an active mode in which the terminal is communicating, the core network apparatus which is connected to the terminal keeps itself connected to the terminal. | 2011-02-24 |
20110044252 | APPARATUS, AND ASSOCIATED METHOD, FOR FACILITATING ROUTING OF DATA IN A RADIO COMMUNICATION SYSTEM HAVING A MOBILE NODE CAPABLE OF ROAMING MOVEMENT - Apparatus, and an associated method, for providing routing information to a mobile node operable in a radio communication system. The routing information is used by the mobile node to address data messages that are to be communicated to a relay host, or other, device. The routing information that is provided to the mobile node includes a plurality of separate routing sequences. Different ones of the routing sequences are used by the mobile node, depending upon at what location that the mobile node is positioned when the data message is sent. A registration server is used by which to create the routing information, responsive to indications of a home network associated with the mobile node and a current location of the mobile node. | 2011-02-24 |
20110044253 | ACCESS NETWORK DISCOVERY AND SELECTION IN A MULTI-ACCESS TECHNOLOGY CELLULAR COMMUNICATION SYSTEM - A wireless communication unit ( | 2011-02-24 |
20110044254 | COMMUNICATION METHOD, BASE STATION DEVICE USING THE SAME, TERMINAL DEVICE, AND COMMUNICATION SYSTEM - A packet communication unit and a signal processing unit communicate with a plurality of terminals, respectively, in an infrastructure mode. A control unit controls the communications performed by the packet communication unit and the signal processing unit. The control unit permits two of the plurality of terminal apparatuses to communicate with each other in an ad-hoc mode, over a predetermined period time, and specifies the ad-hoc period to at least the two terminal apparatuses via the packet communication unit and the signal processing unit. | 2011-02-24 |
20110044255 | RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION DEVICE, RADIO COMMUNICATION METHOD, AND PROGRAM - A radio communication system includes a plurality of radio communication devices that transmit and receive a subframe as a unit. Each of the plurality of radio communication devices adds a cyclic prefix to the head of the effective symbol of each OFDM symbol that makes up a subframe and adds a postfix to the tail of the effective symbol of the last OFDM symbol of the subframe. | 2011-02-24 |
20110044256 | METHOD FOR GENERATING DOWNLINK SIGNAL, AND METHOD FOR SEARCHING CELL - An apparatus for generating a downlink signal and a cell search apparatus are disclosed. An apparatus for generating a downlink signal generates a downlink signal by one unique cell identification code group and a plurality of frame synchronization identification sequences, generates a downlink signal by a plurality of unique cell identification code groups and a plurality of frame synchronization identification sequences, or generates a downlink signal by a plurality of unique cell identification code groups and one frame synchronization identification sequence. A cell search apparatus obtains frame synchronization and identifies cells through a frame synchronization identification sequence and a unique cell identification code group. | 2011-02-24 |
20110044257 | WIRELESS COMMUNICATION APPARATUS, WIRELESS COMMUNICATION APPARATUS CONTROL METHOD AND COMPUTER READABLE STORAGE MEDIUM - By using multiple channels at the same time to realize broadbanding of the frequency channels and suppressing increase in the waiting time before starting transmission of wireless signals, improvement of the practical throughput can be realized. A wireless communication apparatus API is a wireless communication apparatus provided with a space division processing unit | 2011-02-24 |
20110044258 | METHOD OF MANAGEMENT OF RESOURCES FOR THE TRANSMISSION OF A DATA CONTENT, CORRESPONDING COMPUTER PROGRAM PRODUCT, STORAGE MEANS AND DEVICE - A method for the management of resources for transmission compliant with a communications protocol, in a communications network, of a first data stream between a source device ( | 2011-02-24 |
20110044259 | Subframe Component Reduction and Notification in a Heterogeneous Wireless Communication System - A wireless base unit ( | 2011-02-24 |
20110044260 | Acknowledgment of Uplink Transmission on Contention Based Resource in Wireless Communication System - A remote unit configured to transmit a message on a contention based uplink resource granted by a base unit wherein the message includes information associated with the remote unit. The remote unit also configured to determine a downlink resource on which the remote unit may receive a response to the message sent on the uplink resource by applying an offset to a predetermined downlink resource wherein the offset is based on the information associated with the wireless communication device. | 2011-02-24 |
20110044261 | SYSTEM AND METHOD FOR CHANNEL TIMING OFFSET - A method for receiving data using a user agent (UA) configured to communicate with a wireless communications network using a first and second communication carrier is presented. The method includes receiving control information during a first time interval. The control information allocates a resource on at least one of the first communication carrier and the second communication carrier. When the control information allocates a resource on the first communication carrier, the method includes receiving data using the first communication carrier during a second time interval. When the control information allocates a resource on the second communication carrier, the method includes receiving data using the second communication carrier during a third time interval, the third time interval being offset from the first time interval. | 2011-02-24 |
20110044262 | APPARATUS AND METHOD FOR SCHEDULER IMPLEMENTATION FOR BEST EFFORT (BE) PRIORITIZATION AND ANTI-STARVATION - In various embodiments, a method, computer-readable storage medium, and apparatus for scheduling prioritized best effort (BE) service flows through a wireless network base station includes a controller coupled to a memory. If any one of a plurality of BE service flows are congested, a minimum reserved traffic rate (MRTR) algorithm is used by the controller to ensure that at least a highest priority BE service flow is maintained at least at an associated MRTR. If none of the plurality of BE service flows are congested, a maximum sustained traffic rate (MSTR) algorithm is used by the controller to enable the highest priority BE service flow to be set to at least at an associated MSTR before lower priority service flows are increased. If none of the plurality of BE service flows are congested and each service flow is at their associated MSTR, the controller is configured to distribute any excess bandwidth to each service flow in accordance with an initial set of priority BE traffic flow ratios. | 2011-02-24 |
20110044263 | SYSTEMS AND METHODS FOR DOWNLINK OUTER LOOP POWER CONTROL FOR HSUPA - The described aspects relate to systems and methods for power control in wireless communication systems. In particular, the described aspects relate to dynamically providing, based on activities on HSUPA channels, a downlink power control adjustment during a data transmission from a user equipment device to a base station or node B device in a HSUPA communication system. The method determines a Signal-to-Interference Ratio (SIR) target for the Enhanced Transport Channel (E-DCH) based on a transmitter's logic that determines the required power level of the downlink grant control channels. This target can then apply to the final target determined on a plurality of other transport channels for the receiver to adjust the power of its downlink channels. | 2011-02-24 |
20110044264 | PRE REGISTRATION/PRE AUTHENTICATION IN WIRELESS NETWORKS - A system and method is provided to manage wireless network mobility and wireless network resources. In one aspect of the invention, network equipment acquires samples associated with time that past user devices stayed in the coverage range of the network equipment and estimates a time that a user device currently stays in the cell based on the acquired samples. In another aspect, pre-authentication and pre-registration of the user device in another network are performed based on the estimated time. In yet another aspect, network resources reserved for the user device are released based on the estimated time. | 2011-02-24 |
20110044265 | Distributing Group Size Indications to Mobile Stations - Group size indications may be distributed from a base station to a mobile station in the form of assignment-advanced-MAP transmit control signaling. The signaling control information may be sent to a station, such as a mobile station, using a table that indicates the size of a group based on coding rates, such as one-half and one-quarter coding rates. Waste may be controlled by determining a size based on using an unoccupied resource in a group that is adjacent to data resource for data transmission by the station. However, an unoccupied resource in a group that is not adjacent to a data resource is not used for data transmission and is, therefore, wasted. | 2011-02-24 |
20110044266 | Allocating Group Resources for Wireless Communications - A single format of MAC control message may be used for the addition, deletion, or rearrangement of users in a group within a wireless network. In some cases, a change in the nature of the group may be implemented immediately upon receipt of a positive acknowledgement. A mobile station may determine its ACID without maintaining information about the previous ACID or startup frame. | 2011-02-24 |
20110044267 | BASE STATION, MOBILE STATION, AND MAPPING METHOD OF SUBCARRIERS - In order to cope with changes of communication environments of subcarriers and effectively use the subcarrier with channel quality information in a wireless communication system, a base station identifies a condition of a communication environment between the base station and a mobile station based upon channel quality information transmitted from the mobile station and maps transmission information on control of communication selectively to a specified subcarrier used for transmission based upon the identified condition of the communication environment. | 2011-02-24 |
20110044268 | METHOD FOR DETERMINING CELL IDENTITY IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR - A method of determining a cell identity in a wireless communication system is disclosed. The present invention includes the steps of obtaining a segment ID and a sequence index from an SA-preamble (secondary advanced preamble) sequence received from a base station and determining the cell identity using the segment ID and the sequence index. In this case, the cell identity corresponds to one SA-preamble sequence and a cell identity adjacent to the cell identity corresponds to an SA-preamble sequence having a complex conjugate relation of the one SA-preamble sequence. | 2011-02-24 |
20110044269 | METHODS AND APPARATUS FOR BLIND INTERFERENCE DECREASE/CANCELLATION TECHNIQUES - A method, an apparatus, and a computer program product for wireless communication are provided in which one or more semi-static parameters associated with at least one neighboring eNode B (eNB) and an interfering user equipment (UE) are detected, at an eNB, and a blind interference reduction scheme based on the one or more detected semi-static parameters to reduce a signal from the interfering UE is applied. | 2011-02-24 |
20110044270 | METHOD FOR SCHEDULING DISTRIBUTED VIRTUAL RESOURCE BLOCKS - A method for efficiently scheduling virtual resource blocks to physical resource blocks is disclosed. In a wireless mobile communication system, for distributed mapping of consecutively allocated virtual resource blocks to physical resource blocks, when nulls are inserted into a block interleaver used for the mapping, they are uniformly distributed to N | 2011-02-24 |
20110044271 | TRANSMISSION/RECEPTION APPARATUS AND METHOD FOR FRAME INCLUDING PROTOCOL VERSION IN ULTRA WIDEBAND SYSTEM - Provided is a transmission/reception apparatus and method for transmitting a frame in an ultra wideband radio communication system, which may enable a protocol version to be included in a fixed-length physical layer protocol (PHY) header so that interaction between systems using different protocol versions may be realized, and may enable information about a modulation and coding scheme to be included in a variable-length PHY header to thereby overcome a decoding delay problem occurring due to a Reed Solomon code. | 2011-02-24 |
20110044272 | METHOD AND DEVICE FOR USER PAIRING FOR UPLINK MULTI-USER MIMO UNDER COORDINATED MULTIPLE POINT TRANSMISSION SCENARIO - A method of pairing users for an uplink multi-user multiple-input-multiple-output (MU-MIMO) system under coordinated multipoint transmission (CoMP) scenario in a communication system, which includes: selecting, by a first cell of the communication system, at least one initial user served by the cell as a first paired user; selecting, by the first cell, a candidate paired user according to the service type of the first paired user; and determining, from the different service types of the first paired user and the candidate paired user, a pairing type to be formed, and determining whether the candidate paired user and the first paired user can be paired into the pairing type to be formed by using a predetermined determination criterion according to the pairing type. It is further provided a device for performing the method. The throughput and communication efficiency of the communication system can be improved with the method and device for pairing users. | 2011-02-24 |
20110044273 | HIGH THROUGHPUT COMMUNICATION STATION AND METHOD FOR COMMUNICATING OVER A PRIMARY CHANNEL AND A SECONDARY CHANNEL - Embodiments of a high-throughput (HT) communication station (STA) and method for communicating over a primary and a secondary channel are generally described herein. In some embodiments, the high-throughput (HT) communication station (STA) comprises a physical layer (PHY) and a media-access control (MAC) layer to provide a data unit to the physical layer. The PHY layer may be configured to transmit a packet that includes the data unit over a channel bandwidth comprising a first channel and an additional channel in accordance with an OFDM communication technique. The packet may have a frame structure that includes a channel bandwidth parameter to indicate the channel bandwidth used, a modulation and coding parameter to indicate a modulation and coding scheme of the packet as transmitted over the channel bandwidth. | 2011-02-24 |
20110044274 | ESTABLISHMENT OF RADIO RESOURCE CONTROL CONNECTION IN WIRELESS COMMUNICATION SYSTEM - A method for controlling a user equipment (UE) having at least an upper layer which is above a radio resource control (RRC) layer, wherein the UE is capable of receiving a point-to-multipoint service and performing cell reselection in a wireless communication system comprises receiving an establishment parameter from the upper layer. The method also includes transmitting an RRC connection request to a network, and determining, in the RRC layer upon the cell reselection, whether to continue an RRC connection procedure to the network based on the establishment parameter. The method also includes terminating the RRC connection procedure to the network based on a result of the determining step. The RRC connection procedure may be terminated if the establishment parameter indicates a point-to-multipoint service reception. | 2011-02-24 |
20110044275 | BASE STATION APPARATUS AND COMMUNICATION CONTROL METHOD - A base station apparatus communicates to a user apparatus in an uplink shared channel and controls transmit power for a PHICH (Physical HARQ Indicator Channel) on the shared channel. The transmit power for the PHICH is controlled based on downlink radio quality information (CQI) reported from the user apparatus, information (ACK/NACK) mapped into the PHICH and the presence of transmission of an uplink scheduling grant for indicating transmission of the shared channel. | 2011-02-24 |
20110044276 | System and Method for Routing in a Wireless Mesh Network - A system and method for routing in a wireless mesh network providing a first device, which includes a first device transceiver, a first device memory unit that includes a first device first queue, a first device second queue and a first device table of neighboring devices, and a first device central processing unit. Such a system also includes a second device that includes a second device transceiver, a second device memory unit that includes a second device first queue, a second device second queue and a second device table of neighboring devices, and a second device central processing unit. | 2011-02-24 |
20110044277 | RESOURCE ALLOCATION IN TWO DOMAINS - The present invention relates to a method for transmitting data from a secondary station to at least one primary station, comprising, at the primary station, transmitting on a signaling channel to the secondary station a resource allocation message allocating resource blocks for transmission of data from the secondary station, said message comprising a field for allocating resources in a first domain, and wherein at least one bit of said field is stolen to allocate resources in a second domain being different from the first domain. | 2011-02-24 |
20110044278 | Method and Arrangement in a Telecommunication System with Signalling of Assigned Data Packets in a Bundling Window - A method for sending a data packet from a base station to a mobile terminal includes signalling to the mobile terminal in a first subframe of a radio channel a first downlink assignment of a first data packet of a bundling window. The bundling window represents a number of data packets, already transmitted or to be transmitted to the mobile terminal, that are to be confirmed by the mobile terminal. The downlink assignment represents information about a minimum total number of data packets within the bundling window that are scheduled to be transmitted to the mobile terminal. The method also includes transmitting data packets from a base station in subframes of the radio channel using the bundling window. | 2011-02-24 |
20110044279 | Self-Backhauling in LTE - A method implemented in an anchor base station configured performing a proxy operation at an anchor base station in which the anchor base station acts as a proxy between a second S-GW or an MME node and a self-backhauled base station. The method includes receiving a data packet destined for the user equipment and mapping the received data packet from an incoming General Packet Radio Service (GPRS) Tunneling Protocol (GTP) tunnel to an outgoing GTP tunnel. The method also includes receiving a control message and modifying elements of the control message while copying other elements in the control message and forwarding the control message between the self-backhauled base station and the second S-GW or MME node. | 2011-02-24 |
20110044280 | TECHNIQUES FOR IMPROVING THE SPATIAL REUSE OF WIRELESS NETWORKS | 2011-02-24 |
20110044281 | METHOD OF TRANSMITING CONTROL INFORMATION AND TERMINAL THEREOF - A terminal transmits control information to a base station by using a periodically allocated dedicated channel. In further detail, the terminal checks control information that needs to be transmitted, detects a priority of the checked control information, and selects control information to be transmitted to the base station based on the detected priority. The terminal forms a PDU by multiplexing the selected control information, and transmits the PDU to the base station. | 2011-02-24 |
20110044282 | METHOD AND DEVICE FOR ALLOCATING IDENTIFIERS TO USER EQUIPMENT IN CELLULAR SYSTEM - A method of receiving a control channel at a user equipment (UE) in a wireless mobile communication system is disclosed. This method comprises receiving a common control channel transferred from a base station. In this case, a first user equipment (UE) ID allocated to the UE is represented by ‘x’ bits, and a second UE ID allocated to another UE receiving a dedicated control channel transferred from the base station is represented by ‘y’ bits (where x2011-02-24 | |
20110044283 | METHOD OF COLLECTING PER-USER PERFORMANCE DATA - The present invention provides a method for implementation in a wireless communication system including a plurality of base stations, a plurality of gateways, and a plurality of mobility management entities. The method includes receiving, at a first mobility management entity and from a first base station, measurement data collected by the first base station for a first mobile unit having a connection to the wireless communication system via the first base station. The measurement data includes a temporary identifier associated with the first mobile unit for the duration of the connection. The method also includes identifying the first mobile unit using the temporary identifier and forming a first record associated with the first mobile unit. The first record includes the measurement data collected by the first base station for the first mobile unit and previously collected measurement data for the first mobile unit. | 2011-02-24 |
20110044284 | Energy-Saving Mechanisms in a Heterogeneous Radio Communication Network - There is provided support mechanisms for at least one adding and removing a cell from operation in a heterogeneous radio network having a first type of basic cell for providing basic radio coverage and a second type of cell associated to a basic cell as a capacity enhancing cell. A capacity enhancing cell is selectively switched on and off (S | 2011-02-24 |
20110044285 | Apparatus and method for handover optimization in broadband wireless communication system - A method and apparatus optimize handover optimization in a broadband wireless communication system. Operations of a base station includes determining whether at least one of a plurality of time intervals included in a total time taken by handover, exceeds a threshold time. Whether to advance or delay a handover point is determined based on which at least one of the time interval exceeds the threshold time. And at least one handover parameter is changed to advance or delay the handover point. | 2011-02-24 |
20110044286 | ATTACHMENT INDICATOR FOR HANDOVER BETWEEN HETEROGENOUS NETWORKS - In some embodiments a method comprises receiving, in a WiMAX Signaling forwarding function (SFF) node, a preregistration request for a mobile station, in response to the preregistration request, generating a flag to indicate whether the request is being processed by the WiMAX Signaling forwarding function node, and forwarding a preattachment request from the WiMAX Signaling forwarding function node to an access gateway, wherein the preattachment request comprises the flag. Other embodiments may be described. | 2011-02-24 |
20110044287 | METHOD FOR REDUCING HANDOVER LATENCY - The present invention relates to a handover procedure, and more particularly, to a method of reducing latency in performing handover using fast ranging. The present invention includes the steps of receiving a handover message including a specific ranging code and uplink resource information from a serving base station and transmitting the specific ranging code to a target base station using the uplink information. | 2011-02-24 |
20110044288 | WIRELESS COMMUNICATION APPARATUS - In order to perform handover from a first wireless communication network to a second wireless communication network, a handover control unit obtains a handover preparation time to handover, and by receiving data via the first wireless communication network and the second wireless communication network separately obtains a delay time difference between the networks based on reception times of the same data. Based on such information obtained and an amount of the data in a jitter buffer at a point to determine to start handover preparation, the handover control unit controls a reproduction speed of an application being executed. Thereby, it is possible to perform handover to a different wireless communication network without deteriorating reproduction quality and real-time property and causing packet loss. | 2011-02-24 |
20110044289 | VOICE SYNCHRONIZATION DURING CALL HANDOFF - A method, mobile electronic device and system for synchronizing hand-off of a voice media session between a WAN/cellular network and a WLAN network. When a hand-off occurs, the connection with both networks is temporarily maintained and the voice data on both connections compared to determine differences in the delays experienced over both connections. The timing of one or both voice streams is adjusted to synchronize the voice streams, and then the handoff is completed. | 2011-02-24 |
20110044290 | COMMUNICATION TERMINAL APPARATUS AND HANDOVER METHOD - A communication terminal apparatus wherein a network-led handover and a communication terminal apparatus-led handover are simultaneously performed, whereby even if the link between the communication terminal apparatus and the handover source is cut off before a completion of the handover, the handover can be performed at a high speed because of the communication terminal apparatus-led handover. In this apparatus, a reception power measuring part ( | 2011-02-24 |
20110044291 | PERFORMANCE MONITORING-BASED NETWORK RESOURCE MANAGEMENT WITH MOBILITY SUPPORT - A device receives, from a mobile device, a registration request when the mobile device moves to a new service area of a network, where the registration request includes a resource management (RM) extension and a performance monitoring (PM) extension. The device also inspects quality of service requirements of the registration request, identifies performance aspects of the registration request to be verified, and inspects performance monitoring information associated with the registration request to identify a performance monitoring test needed to make a resource management decision. The device further executes the performance monitoring test, collects results of the execution of the performance monitoring test, analyzes the collected results of the performance monitoring test, determines whether intervention related to network topology and configuration is possible, and accepts or rejects the registration request based on the analysis of the collected results of the performance monitoring test. | 2011-02-24 |
20110044292 | Apparatus and Method for Increasing Reliability of Serving Cell Change - Methods and apparatus are described herein to manage a serving cell change. A HS-SCCH monitored set is maintained to store entries for all pending serving cell change requests. The HS-SCCH for each entry is monitored for a timer period. Once a change request has been confirmed for one entry, monitoring for the other entries continues until expiration of the associated timers. | 2011-02-24 |
20110044293 | WIRELESS COMMUNICATION APPARATUS AND COMMUNICATION APPARATUS - There is a problem that, if a silent period is generated to a real-time application such as VoIP due to handover using BBM method, a user has a sense of anxiety and misunderstands that communication is completely disconnected. If the silent period is generated to the real-time application such as VoIP due to packet loss at handover, a terminal activates handover alarm (beep sound, for example), indicating that handover is in progress, during the silent period. Thereby, it notifies the user that the silent period is caused by handover and prevents user's misunderstanding that communication is completely disconnected. | 2011-02-24 |
20110044294 | Apparatus and Method of Searching Multi-Carrier Active Set Pilots - Apparatus and methods are described herein for detecting pilot signals. An access terminal determines whether each pilot signal in its active set can be tracked. If not, the access terminal adjusts the search window center associated with any untracked pilot to a position that allows tracking In some aspects, a known search window center of a tracked member of a same pilot group may be used. | 2011-02-24 |
20110044295 | METHOD AND APPARATUS FOR TRANSMISSION MODE SELECTION IN COOPERATIVE RELAY - In accordance with an example embodiment of the present invention, an apparatus, comprising at least one processor; and at least one memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to perform at least the following: select at least two relay stations from a plurality of relay stations; determine a transmission mode for cooperatively forwarding a data packet by the selected relay stations; schedule a resource allocation for the selected relay stations based at least in part on the transmission mode; and notify the selected relay stations of the resource allocation, is disclosed. | 2011-02-24 |
20110044296 | UPLINK POWER CONTROL FOR MULTIPLE TRANSMIT ANTENNAS - Techniques for controlling the transmit power of a user equipment (UE) using multiple antennas for uplink transmission are described. In one design, the UE receives at least one transmit power control (TPC) command for the multiple antennas. The UE adjusts the transmit power for each antenna based on the TPC command(s). In one design, the UE receives a single TPC command for all antennas and adjusts the transmit power for each antenna based on this TPC command. All antennas may then have equal transmit power. In another design, the UE receives multiple TPC commands for multiple antenna groups, one TPC command for each antenna group. Each antenna group may include one antenna or more than one antenna. The UE adjusts the transmit power for each antenna group based on the TPC command for that antenna group. All antennas in each antenna group may have equal transmit power. | 2011-02-24 |
20110044297 | APPARATUS AND METHOD OF TRANSMITTING DATA BLOCK ON UPLINK FREQUENCIES - A method and apparatus of generating a data block for a plurality of uplink frequencies is provided. The apparatus determines a size of a data field of the data block so that each data block matches a minimum of a first amount of data and second amount of data. The first amount of data is allowed to be transmitted by a first grant on a first uplink frequency and the second amount of data is allowed to be transmitted by a second grant on a second uplink frequency. The apparatus generates at least one data block so that the amount of data in the generated data blocks is less than multiple times the minimum of the first amount of data and the second amount of data. | 2011-02-24 |
20110044298 | DETERMINISTIC BACKOFF CHANNEL ACCESS - Certain aspects of the present disclosure provide techniques for determining timing of transmit opportunities for wireless stations. According to certain aspects, an access point transmits a downlink transmission containing a deterministic slot count. A station receiving the downlink transmission may determining timing of a transmit opportunity for transmitting a return frame based, at least in part, on the deterministic slot count. | 2011-02-24 |
20110044299 | VAMOS transmission schemes - A method includes assigning a communication channel for simultaneous transmission to at least first and second mobile communication terminals using a Time-Division Multiplexing (TDM) communication protocol. Upon determining that data is to be transmitted over the communication channel to both the first and the second mobile communication terminals, the data is transmitted at a first power level that is defined for transmission to the first mobile communication terminal as part of the simultaneous transmission. Upon determining that the data is to be transmitted over the communication channel only to the first mobile communication terminal, the data is transmitted at a second power level that is defined for transmission only to the first mobile communication terminal and is lower than the first power level. | 2011-02-24 |
20110044300 | Techniques for Accessing a Wireless Communication System with Tune-Away Capability - To access a first communication system, a terminal determines a transmission time for an access probe, an expected response time from the system, and a protected time interval based on the transmission time and/or expected response time. The terminal determines a starting time for sending the access probe such that the protected time interval does not overlap a tune-away interval in which the terminal is to monitor anther frequency/air-interface. This starting time may be set initially to the end of a prior access probe plus a pseudo-random wait duration and may be advanced forward or moved backward in time, if needed, by a time duration selected such that the protected time interval does not overlap the tune-away interval. | 2011-02-24 |
20110044301 | DEVICE AND METHOD FOR TRANSMITTING AND RECEIVING SYNCHRONIZATION CHANNEL - A method of transmitting a synchronization channel is provided. A plurality of block sequences for determining at least one block identifier is generated. A plurality of subcarriers of a synchronization channel are divided into a polarity of blocks, and the plurality of block sequences are allocated to the blocks to generate a synchronization signal. | 2011-02-24 |
20110044302 | RADIO COMMUNICATION APPARATUS, COMPUTER READABLE STORAGE MEDIUM, AND RADIO COMMUNICATION SYSTEM - In a radio communication system that simultaneously uses plural radio channels (STA | 2011-02-24 |
20110044303 | DEVICE, SYSTEM, AND METHOD OF ADJUSTING A CONTENTION WINDOW FOR WIRELESS TRANSMISSION - Device, system, and method of adjusting a contention window for wireless transmission. In some embodiments, a wireless communication unit may control transmissions of a wireless communication device in a wireless area network during a contention period, wherein the wireless communication unit is to select a back-off period within a contention-window having a contention-window size, which is adjusted based on a number of stations included in the wireless area network, and wherein the wireless communication unit is to wait for the back-off period prior to beginning a wireless transmission during the contention period. Other embodiments are described and claimed. | 2011-02-24 |
20110044304 | Wireless Gateway Supporting A Plurality of Networks - In accordance with various aspects of the disclosure, systems and methods are illustrated for an apparatus comprising a modem component, a wireless communications component, at least one processor, and at least one tangible electronic memory storing data and numerous computer-executable modules to enable wireless hotspots with multiple network identifiers. Examples of at least some of the computer-executable modules includes, but is not limited to an input module, network identifier module, session management module, network management module, automatic location management module, authentication module, bandwidth negotiation module, billing interface module, and activity-based location module. | 2011-02-24 |
20110044305 | CHANNEL DEPENDENT GATING - Network element ( | 2011-02-24 |
20110044306 | CALL SETUP METHOD FOR MOBILE VIRTUAL PRIVATE NETWORK AND ACCESS POINT APPARATUS THEREOF - A call setup method is provided for a MVPN which includes at least one access point apparatus, at least one database, and a plurality of users. The database records a private extension number, a user phone number, and a user identity module of each user and a link address of the corresponding access point apparatus. The access point apparatus corresponding to a MO user receives a call setup request message for setting up a call with a MT user from the MO user. The access point apparatus corresponding to the MO user determines whether the link address of the access point apparatus corresponding to the MT user is valid according to the database. If the link address of the access point apparatus corresponding to the MT user is valid, the MO user and the MT user set up the call through the access point apparatuses corresponding to the link addresses. | 2011-02-24 |
20110044307 | Deregistration with Context Retention for Inter-RAT Operations - A method to perform deregistration with context retention is presented. In one embodiment, the method includes storing a context associated with a mobile station in response to a deregistration request from the mobile station. The method includes determining whether or not to accept the deregistration request with context retention and sending a deregistration command message to the mobile station if the deregistration request with context retention is allowed. | 2011-02-24 |
20110044308 | WIRELESS COMMUNICATION TERMINAL AND WIRELESS COMMUNICATION METHOD - It is an object of the invention to provide a wireless communication terminal and wireless communication method in which, even when moved outside the wireless area during communication, communication between terminals can be continued without requiring an operation of previously registering identification information or key information. A wireless communication terminal ( | 2011-02-24 |
20110044309 | METHOD AND DEVICE FOR DEPLOYING TRACKING AREAS - The present invention provides a method and a device for deploying tracking areas. The method comprises: the mobile management entity MME acquires the connection establishment request from the Evolved Node B (e Node B), wherein, the connection establishment request carries one or more tracking area identities TAIs corresponding to the one or more tracking areas belonging to the e Node B; the MME acquires the one or more TAIs from the connection establishment request and locally searches the one or more TAIs; if the one or more TAIs are not found, the MME deploys the one or more tracking areas corresponding to the one or more TAIs. By the present invention, the MME of the mobile communication packet domain evolution system directly deploys the tracking areas, which increases the number of the tracking areas of the mobile communication packet domain evolution system, and satisfies the demand to the tracking areas of the mobile communication packet domain evolution system. | 2011-02-24 |
20110044310 | SYSTEM FOR ON-DEMAND ACCESS TO LOCAL AREA NETWORKS - A roaming company makes payments to an aggregator of independent WLAN operators in exchange for providing Internet access services to subscribers of the roaming company. Independent WLAN operator accounts are maintained at the aggregation company. | 2011-02-24 |
20110044311 | WIRELESS COMMUNICATION METHOD, WIRELESS COMMUNICATION SYSTEM, BASE STATION AND MOBILE STATION - One object of the present invention is to more completely avoid impossibility of access between a mobile station and a base station, in wireless communication using an OFDM (Orthogonal Frequency Division Multiplexing) modulation scheme. In one embodiment, a PHS terminal generates a timing correction channel (first time) to be frame synchronized with a notification channel. A base station transmits a timing correction burst to the PHS terminal only when a correlation peak detected from a received OFDM symbol is within a predetermined timing detection range. If the timing correction burst is not introduced from the base station even after expiration of predetermined time duration, the PHS terminal generates a new timing correction channel (second time), in which transmission timing of a previously generated timing correction channel is shifted. | 2011-02-24 |
20110044312 | METHOD AND APPARATUS FOR GENERATING RANGING SIGNAL IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of generating a ranging signal in a wireless communication system is provided. A mobile station (MS) generates a ranging code in which a covering code has been applied to each of a plurality of orthogonal frequency division multiple access (OFDMA) symbols, and maps the ranging code to a plurality of subcarriers constituting each of the OFDMA symbols. The ranging signal is generated by performing OFDMA modulation on each of the OFDMA symbols. | 2011-02-24 |
20110044313 | APPARATUS AND METHOD FOR TRANSMITTING DATA USING MULTIPLE ANTENNA FOR SINGLE CARRIER FREQUENCY DIVISION MULTIPLE ACCESS SYSTEM - Disclosed is a technique in which multiple antennas are applied to a mobile communication system using a single carrier frequency division multiple access method. | 2011-02-24 |
20110044314 | MULTI-ACCESS TELECOMMUNICATIONS SYSTEM WITH ADAPTED STRATEGY FOR PACKET RETRANSMISSION - A wireless OFDMA telecommunications system comprising a transmitter adapted to transmit, by means of an OFDM modulator, a plurality of data packets destined for receivers of a plurality of users, via the same plurality of transmission channels, the transmission channel of a user being associated with a group of sub-carriers of the OFDM multiplex and a set of OFDM symbol times of a transmission interval, each receiver being adapted to signal to the transmitter the loss of a packet transmitted over the transmission channel of the corresponding user, said transmitter further comprising a packet scheduler adapted to control retransmission of each packet lost by means of said modulator. Each receiver comprises detection means of an outage situation of the transmission channel of the corresponding user and signals this to said transmitter by means of an outage information (OUTAGE/NOUTAGE). In the event of outage, said scheduler prohibits any retransmission of a packet lost over said channel during a predetermined time (T | 2011-02-24 |
20110044315 | CONTROL APPARATUS, CONTROL METHOD AND COMPUTER PROGRAM OF COMMUNICATION SYSTEM - A control apparatus of a communication system that uses a plurality of communication paths from a transmission node to a reception node to redundantly transmit data is provided. The apparatus comprises: a setting unit for setting priorities to a plurality of partial data; a calculation unit for calculating the time slot number which is required to transmit the partial data on the communication paths; a selection unit for selecting one or more combinations of the partial data and the communication path. The selection unit selects the one or more combinations in descending order of the priorities of the partial data and selects the one or more combinations in ascending order of the required time slot number if the priorities of the partial data are equal. | 2011-02-24 |
20110044316 | METHOD AND APPARATUS FOR TRANSMITTING BROADCAST SIGNAL IN A TRANSMITTER - A method and apparatus for transmitting a broadcast signal in a transmitter are disclosed. The apparatus includes an RS encoder | 2011-02-24 |
20110044317 | REAL-TIME VOICE LOGGING OF TELEPHONE CALLS - An office telephone system contains packet switched network and network telephone sets coupled to said packet switched network for transmitting and receiving speech data in addressed packets. A packet switched network interface taps the packet switched network and processes packets received from the packet switched network by identifying first and second packets that contain network voice call data for respective sides of a network telephone calls. The packet switched network interface mixing speech data from the first and second packets into streams while the call proceeds. Each stream comprising a mix of speech data from both sides of a respective one of the network telephone calls. An application program interface defines provides access to the streams to a programmable set of applications. In addition a line interface circuit taps call dedicate telephone lines outside the network and generates further speech data streams from signals from the call dedicated telephone lines. The application program interface defines provides interchangeable types of calls to access streams generated from both sources. | 2011-02-24 |
20110044318 | Interoperability of Legacy Alarm System - A base station and system configured to support interfacing digital and analog devices with a legacy alarm system in a manner that allows messages from the legacy alarm system to pre-empt other messaging, if needed, when the messaging takes place through the same gateway as that which is used by the legacy alarm system. | 2011-02-24 |
20110044319 | EARLY MEDIA AND FORKING IN 3PCC - A control server initiates a call to a first device. After creating a connection to the device, the control server reverses the direction of the message flow between the device and the control server such that the device becomes the initiator of the call (the caller) and the control server becomes the device that is called (the callee). A connection is also established between the first device, the control server and a second device that is an endpoint for the call. Early media and forking is available to the first device after reversing the direction of the message flow between the first device and the control server and the callee has been contacted. Additionally, information flows between the first device and the second device through the control server as if the first device and the second device were directly connected. | 2011-02-24 |
20110044320 | MECHANISM FOR FAST EVALUATION OF POLICIES IN WORK ASSIGNMENT - A work item routing mechanism is provided that is capable of employing a state map which compresses routing decisions and results of comparisons into a single bit. Thus, comparisons and determinations made in connection with work item routing are made prior to the routing mechanism receiving a work item. Once a work item is received, the routing mechanism only has to refer to the bit map to see if it is allowed to route the work item to a particular processing resource and if that resource is the best among all candidate processing resources. All of the work item routing decisions can, therefore, be made very quickly thereby reducing processing delay and wait time. | 2011-02-24 |
20110044321 | MIDCALL FALLBACK FOR VOICE OVER INTERNET PROTOCOL (VOIP) CALLS - A method for performing midcall fallback is provided. The method includes assigning a direct inward dialing (DID) number to a first client. The DID number may be selected from a list of direct inward dialing numbers. The method may further include establishing a VoIP phone call between the first client and a second client and sending a DID number representing the first client and receiving a dial sequence identifying a call agent serving the second client. The dial sequence may define a phone number to be dialed to reach the call agent. The method may also include determining that mid-call fallback should be performed, and performing midcall fall back, midcall fallback including establishing a public switched telephone network (PSTN) phone call between the first client and the second client. | 2011-02-24 |
20110044322 | Method To Share Phone Line - First method for sharing telephone resources includes a VoIP device connecting to a first device over an IP network, receiving a request from the first device to call a second device with a telephone number, connecting to the second device through a telephone system, and transferring voice signals between the first and the second devices. Second method for sharing telephone resources includes a first VoIP device joining with a group of VoIP devices connected to an IP network to share their telephone resources, receiving from a caller a telephone number to call a device, connecting to a second VoIP device from the group over the IP network, transmitting the telephone number to the second VoIP device so the second VoIP device connects to the device through a telephone system, and transmitting to and receiving from the second VoIP device voice signals between the caller and a recipient at the device. | 2011-02-24 |
20110044323 | METHOD AND APPARATUS FOR CONCEALING LOST FRAME - A method for concealing lost frame includes: using history signals before the lost frame that corresponds to a lost MDCT coefficient to generate a first synthesized signal when it is detected that the MDCT coefficient is lost; performing fast IMDCT for the first synthesized signal to obtain an IMDCT coefficient corresponding to a lost MDCT coefficient; and using the IMDCT coefficient corresponding to the lost MDCT coefficient and an IMDCT coefficient adjacent to the IMDCT coefficient corresponding to the lost MDCT coefficient to perform TDAC and obtain signals corresponding to the lost frame. An apparatus for concealing lost frame is also disclosed herein. The method and the apparatus for concealing lost frames in the embodiments of the present invention make full use of the received partial signals to recover high-quality voice signals and improve the QoS. | 2011-02-24 |
20110044324 | Method and Apparatus for Voice Communication Based on Instant Messaging System - Embodiments of the present invention provide a method and apparatus for voice communication based on an IM system. The method includes: a) establishing a tone-modified voice communication channel between second IM client and first IM client; b) processing inputted original voice information through tone modification to obtain tone-modified voice; sending the tone-modified voice to the first IM client via the tone-modified voice communication channel. According to embodiments of the present invention, the voice information collected in the IM system is first processed through tone modification, thereby tone-modified voice communication based on the IM system is implemented. | 2011-02-24 |
20110044325 | System and Method for Effectuating a SIP Call in a Network Environment Including IMS - In one embodiment, a scheme is disclosed for effectuating a call in a network environment including a circuit-switched (CS) network and an IP multimedia subsystem (IMS) network. Call information associated with a call is sent from a user equipment (UE) device to an application server (AS) node disposed in the IMS network. The call information includes at least one of a call reference number and a called party's URI. When a message is received at the UE device from the AS node, which message includes the call reference number and an IP multimedia routing number (IMRN), the returned call reference number is verified that it remains valid based on a local timer mechanism associated with the UE device. The IMRN is then sent to the application server in order to facilitate a session with respect to the called party. | 2011-02-24 |
20110044326 | IDENTIFY A SECURE END-TO-END VOICE CALL - We describe a system embodiment comprising generating a Secure Real-Time Transport Protocol (SRTP) encapsulated packet and including a secure media indicator into the SRTP encapsulated packet. The method further comprises inserting the SRTP encapsulated packet into an SRTP voice stream associated with an active call between a source and a destination endpoint and indicating an end-to-end secure call between the source and destination endpoints responsive to the secure media indicator. | 2011-02-24 |
20110044327 | Support for Continuity of Single Radio Voice Call Communications in a Transition to a Circuit Switched Communications Network - The present invention establishes a new protocol that supports the continuity of a single radio voice call onto a circuit switched communications system through the use of a special addressing identifier. This special identifier is called the single radio voice call identifier, and it designates the use of a single radio voice call continuity procedure for the transition to the circuit switched communication system. The applications server receives the single radio identifier and performs the transfer of the single radio voice session without the need for other address or identifier information, and also uses the single radio identifier or a new message type to initiate the correlation of parameters related to service control session establishment in later steps. | 2011-02-24 |