52nd week of 2011 patent applcation highlights part 31 |
Patent application number | Title | Published |
20110317582 | MULTI-CELL TRANSMISSION DIVERSITY METHOD AND APPARATUS - A multi-cell transmission diversity method and apparatus that is capable of forming two virtual antennas of each cell and producing orthogonality of the virtual antennas using an improved precoding technique in an OFDM-based cellular mobile communication system is provided for improving transmission diversity gain with coherent combination of the orthogonal signals at the receiver. A multi-cell transmission diversity transmission method of a transmitter according to the present invention includes generating a first signal stream and a second signal stream by performing transmission diversity encoding on a user data; multiplexing and precoding the first signal stream and a first dedicated reference signal into a first diversity signal; multiplexing and precoding the second signal stream and a second dedicated reference signal a second diversity signal; and transmitting the first and second diversity signals simultaneously, wherein the first dedicated reference signal and the second dedicated reference signal are user-specific reference signal signals. | 2011-12-29 |
20110317583 | WIRELESS COMMUNICATION DEVICE, PROGRAM, WIRELESS COMMUNICATION METHOD, AND WIRELESS COMMUNICATION SYSTEM - There is provided a wireless communication device including a receiving unit that receives a radio signal transmitted from a base station providing a wireless communication service, a congestion calculation unit that calculates a degree of congestion of the wireless communication service based on a received result of the radio signal by the receiving unit, and an effective communication rate estimation unit that estimates an effective communication rate of the wireless communication service by use of the degree of congestion calculated by the congestion calculation unit. | 2011-12-29 |
20110317584 | NODE-BASED QUALITY-OF-SERVICE MANAGEMENT - Systems and methods for scheduling network communications in a managed network can include a Network Controller discovering a plurality of network nodes; the Network Controller classifying the discovered network nodes into two or more classifications of node for node-level prioritization of network communications; the Network Controller receiving reservation requests from at least some of the plurality of network nodes, wherein the reservation requests request one or more time slots for their respective network nodes in an upcoming communication window; and the Network Controller assigning time slots in the upcoming communication window to one or more network nodes in response to reservation requests, wherein the assignment is based on a priority of the network nodes and wherein the priority is assigned to the nodes according to their classification. | 2011-12-29 |
20110317585 | APPARATUS AND METHOD FOR TRAFFIC OFFLOAD IN A BROADBAND WIRELESS ACCESS SYSTEM - A method and apparatus for reducing backhaul traffic in a broadband wireless access system are provided. The method includes receiving an uplink packet including a contents request from a Mobile Station (MS), determining whether the requested contents have been cached, if it is determined that the contents have not been cached, acquiring the contents from a corresponding server, transmitting the contents to the MS, and if it is determined that the contents have not been cached, caching the contents. | 2011-12-29 |
20110317586 | EVENT-TRIGGERED PEER DISCOVERY - Techniques for supporting peer-to-peer (P2P) communication are disclosed. In an aspect, a device performs peer discovery based on trigger events. In one design, the device detects an event triggering peer discovery, which may be an application becoming active on the device, a change in the position of the device, the device being turned on, etc. The device performs peer discovery based on detection of the event triggering peer discovery. In one design, the device starts peer discovery in response to detecting the trigger event. In another design, the device changes at least one characteristic (e.g., the periodicity) of peer discovery in response to detecting the trigger event. In another design, a device determines an application becoming active on the device. The device transmits a query (e.g., in a proximity detection signal) to request for a service from a peer device to support the application. | 2011-12-29 |
20110317587 | Methods and systems for time sensitive networks - A packet based switched multimedia network which consolidates networking of high throughput, time sensitive data, and control streams, with Ethernet data networking over home span. The multimedia network may support in parallel, over the same home span cabling infrastructure, high quality networking including time sensitive data streams, such as HDMI, USB, and Ethernet, transparent network attachment for legacy devices, multi stream, and low power modes. | 2011-12-29 |
20110317588 | AUTODISCOVERY FOR VIRTUAL NETWORKS - The present invention facilitates automatic discovery of VPN-related information, which relates to the existence or association of VPNs as supported by provider edge devices in a core network. In particular, the Border Gateway Protocol (BGP) is used to facilitate the automatic discovery, and the provider edge devices are capable of subsequently and automatically triggering Label Distribution Protocol (LDP) processes to facilitate signaling over LDP sessions within the core network. | 2011-12-29 |
20110317589 | METHOD AND APPARATUS FOR DISTRIBUTION OF TOPOLOGY INFORMATION IN COMMUNICATION NETWORKS - A computer implemented method, computer readable medium and computing apparatus for distribution of network topology information in telecommunication networks comprising of a distribution of an information to a neighboring gateway node (ASN-GW | 2011-12-29 |
20110317590 | System and Method for Dynamic Maintenance of Fabric Subsets in a Network - A networking device includes a hardware port coupled to a first device and a management module. The management module identifies fabric subsets such that devices included in a fabric subset are permitted to communicate with each other, identifies configurations that include subsets that are active when the configuration is active, and detects that a device is uncoupled from the port. In response to detecting, the management module modifies the subsets by creating a new subset that does not include the uncoupled device, and modifies the configurations. | 2011-12-29 |
20110317591 | Presence Based DTMF Signaling Enablement Of Voice Communication Controller And Method - A voice communication controller (e.g., private branch exchange (PBX)) is described herein which can automatically enable an outbound dual tone multi-frequency (DTMF) feature for one of it's extensions that is attached to a phone which belongs to a user while that user is or is likely to be participating in a session with an external DTMF communication system (e.g., a conference/collaboration bridge, an interactive voice response (IVR) system, or a voice mail system). This is desirable because if the user presses button(s) on their phone then the voice communication controller which has enabled the outbound DTMF feature will not attempt to process the corresponding DTMF digit(s) but instead will automatically transfer the corresponding DTMF signal(s) to the external DTMF communication system. | 2011-12-29 |
20110317592 | APPARATUS AND METHODS FOR MANAGING OPERATOR INFORMATION - Apparatus and methods for managing operation information include determining a home network for a wireless device and receiving a call with a number identifying a calling party and a network identification identifying the network for the calling party. The apparatus and methods also include determining whether the received network identification corresponds to the home network for the wireless device. In addition, the apparatus and methods include displaying a notification based upon the determination; and accepting and/or rejecting the call based upon the notification. | 2011-12-29 |
20110317593 | Conferencing that Bridges Virtual World and Real-World Meeting Places - Mechanisms are provided for conference call communication in a virtual world environment. The mechanisms establish a hybrid conference call by establishing a hybrid conference call communication connection between a data based communication conference call server, that handles data based communications with client computing devices, and a telephone conference call server, that handles telephone protocol communications with telephone devices external to the virtual world environment. Communications between client computing devices and telephone devices are converted from data based communications to telephone protocol communications and vice versa using a data based communication conference call server and a telephone conference call server. | 2011-12-29 |
20110317594 | HYBRID ARCHITECTURE FOR RADIO FREQUENCY IDENTIFICATION AND PACKET RADIO COMMUNICATION - A radio frequency identification (“RFID”) hybrid packet radio is provided having full duplex operability. The RFID packet radio includes an antenna and a radio that receives and transmits a packet radio signal and a RFID signal. A processor is provided in communication with the radio to perform signal detection and demodulation with respect to the RFID signal. A transmit path is provided to transport the packet radio signal and the RFID signal from the radio to the antenna. The RFID packet radio includes a first receive path for transporting a received packet radio signal from the antenna to the radio and a second receive path, different from the first receive path, to transport a received RFID signal from the antenna to the processor. The first receive path and the second receive path enable simultaneous transmission and reception of RFID signals. | 2011-12-29 |
20110317595 | WIRELESS COMMUNICATION APPARATUS, CONTROLLING METHOD THEREOF, AND PROGRAM - A wireless communication apparatus that conducts full-duplex wireless communication with a communication partner using a transmitting antenna and a receiving antenna is provided. The apparatus includes a transmitting unit configured to transmit a signal via the transmitting antenna using a first frequency channel, a receiving unit configured to receive a signal via the receiving antenna using a second frequency channel different from the first frequency channel, and a control unit configured to control beam angle of directionality of at least one of the transmitting antenna and the receiving antenna, so that direction of a communication path of a signal which the transmitting unit transmits and the communication party receives, and direction of a communication path of a signal which the communication party transmits and the receiving unit receives, differ from each other. | 2011-12-29 |
20110317596 | OPTIMIZED SIGNALING OF DEMODULATION REFERENCE SIGNAL PATTERNS - Orthogonality in cyclic shift (CS) and orthogonal cover code (OCC) selection for DMRS in MIMO is improved by new n | 2011-12-29 |
20110317597 | METHOD, APPARATUS, AND SYSTEM FOR IDENTIFYING DIFFERENT FRAME STRUCTURES - Embodiments of the present invention disclose a method, an apparatus, and a system for identifying different frame structures to ensure backward compatibility of an LTE-advanced (LTE-A) network. The method for identifying different frame structures includes: receiving a radio frame on a frequency division duplex (FDD) downlink carrier, where the radio frame includes an identifier of a frame structure; and identifying the frame structure according to the identifier of the frame structure included in the radio frame. Embodiments of the present invention also disclose a user equipment (UE), an evolved NodeB (eNB), and a system for identifying different frame structures. Through the technical solutions provided by embodiments of the present invention, LTE-A users can identify the frame structure carried on the FDD downlink carrier when accessing the network initially, but LTE users are unaware of the change of the frame structure. | 2011-12-29 |
20110317598 | RADIO COMMUNICATION DEVICE AND RADIO COMMUNICATION METHOD - A radio base station ( | 2011-12-29 |
20110317599 | WIRELESS COMMUNICATION DEVICE AND WIRELESS COMMUNICATION METHOD - Provided is a wireless communication device and a wireless communication method which can maintain compatibility with a plurality of communication schemes and send a response signal back within the allowed time specified by each communication scheme. The wireless communication device includes a radio receiving unit ( | 2011-12-29 |
20110317600 | AUTOMATING RADIO ENABLEMENT TO FACILITATE POWER SAVING - In an example embodiment, there is disclosed herein an apparatus comprising a wireless transceiver and a controller coupled to the wireless transceiver and configured to receive data via the wireless transceiver. The controller operates the wireless transceiver at a first power save state where the wireless transceiver can receive a frame but other circuits are de-energized. The controller is responsive to the wireless transceiver receiving a frame while the wireless transceiver is in a first power state to determine whether the frame is a predefined wakeup frame. The controller provides additional power to the wireless transceiver responsive to determining the frame is a predefined wakeup frame. | 2011-12-29 |
20110317601 | DIGITAL SIGNAGE WITH ON-DEMAND POWER WAKE UP - A technique for on-demand power wake up for digital signage includes providing | 2011-12-29 |
20110317602 | SLEEP MODE POWER SAVING IN A WIRELESS COMMUNICATION DEVICE - Embodiments of methods for optimizing power savings in a wireless device by maintaining sleep in sub-frames of an extended Listen Window, in an I.E.E.E. 802.16 | 2011-12-29 |
20110317603 | Wireless Network Devices Configurable via Powerline Communications Networks - A communications device includes a wireless communications interface, a power line carrier (PLC) communications interface, and processing circuitry coupled to the wireless communications interface and to the PLC communications interface. The processing circuitry, in combination with at least one of the wireless communications interface and the PLC communications interface is operable to send a request for wireless communications interface operational parameters via the PLC communications interface, receive a response via the PLC communications interface, the response including wireless communications interface operational parameters corresponding to a wireless network, and configure wireless communications interface based upon response. In another operation, the processing circuitry is operable to listen for transmissions of at least one Wireless Access Point (WAP) of the wireless network. When transmissions of the at least one the WAP of the wireless network meets a sufficiency threshold, receive data service via the wireless communications interface and when the transmissions of the at least one the WAP of the wireless network fail to meet the sufficiency threshold, receive data service via the PLC communications interface. | 2011-12-29 |
20110317604 | NETWORK APPARATUS - A network apparatus having a plurality of call control cards, comprising: a selection unit configured to select at least one call control card from among the plurality of call control cards, when the number of connected calls controlled by the whole of the plurality of call control cards is less than a first threshold value; and a power saving control unit configured to cause the call control card selected by the selection unit to shift to a cutoff ready state in which allocation of a new call is restricted. | 2011-12-29 |
20110317605 | Signal Encoding Method and Device, Method for Encoding Joint Feedback Signal - A signal encoding method and device and a method for encoding a joint feedback signal are provided. The signal encoding method includes the following steps. When two carriers are configured with multiple-input and multiple-output (MIMO), Hybrid Automatic Repeat reQuest-ACKnowledgement (HARQ-ACK) signals of the two carriers are combined into a joint feedback signal. The joint feedback signal is mapped into a codeword according to predetermined mapping relationship between signals and codewords. Therefore, through the method for combining and encoding feedback signals of two carriers for transmission on a code channel in a dual cell (DC)-MIMO mode, bit error ratio (BER) and detection error cost are decreased, power overhead is saved, and a cubic metric (CM) value of the system is not affected, thereby enhancing the performance of the system. | 2011-12-29 |
20110317606 | Base Station and Method for Scheduler Controlled Setting of the Output Power of a Base Station Power Amplifier - The invention discloses a base station ( | 2011-12-29 |
20110317607 | METHOD AND APPARATUS FOR SUB-CHANNEL AND POWER ALLOCATION AMONG MULTICAST SESSIONS OF A MULTICAST SYSTEM USING AN ORTHOGONAL FREQUENCY DIVISION MULTIPLE ACCESS SCHEME - A method and apparatus are described including assigning sub-channels to different multicast sessions under the assumption that in each session all sub-channels are allocated to all users of that session and power is equally allocated to each sub-channel, then for each session assigning the sub-channels to the users of that session under the assumption that the same amount of power is allocated to each sub-channel, then allocating remaining power to certain sub-channels within the session to increase multicast rate, finally modifying the sub-channel allocations among the multicast sessions depending on the sub-channel and power allocation within each multicast session. | 2011-12-29 |
20110317608 | METHODS AND APPARATUS FOR SUBFRAME CONFIGURATION AND GENERATION IN A MULTI-CARRIER COMMUNICATION SYSTEM - Methods and apparatus for subframe configuration and generation in a multi-cell multi-carrier system. A frame for radio transmission in the system consists of multiple subframes, and each subframe consists of multiple Orthogonal Frequency Division Multiplexing (OFDM) symbols. Training symbols, frequency-domain data scrambling, size of Fast-Fourier Transform (FFT), or length of cyclic prefix can be configured differently for each subframe to facilitate different applications, such as unicasting or broadcasting. | 2011-12-29 |
20110317609 | METHODS AND SYSTEMS FOR PROVIDING RELIABLE MULTICAST SERVICE IN A WLAN SYSTEM - A method for acknowledged multicast operation in a wireless network having a base station and at least one wireless transmit/receive unit (WTRU) includes the base station transmitting a first multicast signal during a first scheduled interval, the at least one WTRU receiving the first multicast signal during the first scheduled interval, and the at least one WTRU transmitting an acknowledgement signal to the base station during a second scheduled interval. | 2011-12-29 |
20110317610 | DATA-RECEIVING METHOD AND APPARATUS FOR RELAY STATION IN WIRELESS COMMUNICATION SYSTEM - A method for receiving data by a relay station (RS) in a wireless communication system includes: receiving radio resource allocation information via an R-PDCCH (R-Physical Downlink Control Channel); and receiving data from a base station (BS) via an R-PDSCH (R-Physical Downlink Shared Channel) indicated by the radio resource allocation information, wherein the radio resource allocation information includes information regarding an allocation of resource blocks in a frequency domain and information regarding an allocation of OFDM symbols in a time domain. Since the radio resource allocation information providing information regarding a time relationship between a control channel transmitted by the BS to a UE and a control channel transmitted by the RS to a UE connected to the RS is provided, the RS can reliably receive a signal transmitted from the BS in a backhaul link between the BS and the RS in a wireless communication system including the RS. | 2011-12-29 |
20110317611 | Systems, Methods, Apparatuses, and Computer Program Products for Coordinating Communications Between Network Nodes - A system method, apparatus, and computer program product are provided for coordinating communications between network nodes. A method may include transmitting an information message related to a first network node implementing broadcasting-and-extracting mode to a neighboring network node implementing collecting-and-broadcasting mode during a first time interval. The method may further include receiving a collective information message package from the neighboring network node during a second time interval. The collective information message package may include one or more information messages received by the neighboring network node during the first time interval and an information message related to the neighboring network node. Corresponding systems, computer program products, and apparatuses are also provided. | 2011-12-29 |
20110317612 | MULTICAST AND BROADCAST SERVICE SYSTEM AND METHOD - The present invention relates to a multicast and broadcast service (MCBCS) system and method. According to the present invention, the MCBCS system comprises: an MBS distribution DPF (Data Patch Function) for receiving MBS data from an MCBCS server/controller and distributing the data; an MBS synchronization controller for acquiring GRE (Generic Routing Encapsulation) for the MBS data from the MBS distribution DPF and then generating an MBS synchronization rule; an MBS synchronization executor for executing MBS synchronization on the MBS synchronization rule received from the MBS synchronization controller; and an MBS DPF for receiving MBS data from the MBS distribution DPF, packaging the MBS data into an MBS burst and then transmitting the data to an MS (Mobile station). As such, multicast and broadcast services can be provided efficiently. | 2011-12-29 |
20110317613 | Method and Arrangement for DL-OTDOA (Downlink Observed Time Difference of Arrival) Positioning in a LTE (Long Term Evolution) Wireless Communications System - The present invention relates generally to methods and arrangements for positioning in a wireless communications system, such as LTE. In particular, the present invention relates to improving positioning accuracy. The invention provides methods and arrangements for scheduling positioning subframes, i.e. low interference subframes, for allowing aligning of positioning subframes across a number of cells in order to reduce the interference from data symbols of cells in the neighborhood of a cell serving the UE that is performing positioning measurements. A time instance during which transmission of the positioning subframes is to occur in a wireless communications network is selected. The base stations in the wireless communications network are informed about the selected time instance, whereupon the base stations schedule and transmit the positioning subframes based on the selected time instance, whereby the positioning subframes are aligned throughout the network. | 2011-12-29 |
20110317614 | METHOD FOR TRANSMITTING AN UPLINK SIGNAL AND FEEDBACK INFORMATION, AND RELAY APPARATUS USING THE METHOD - The invention relates to a method for transmitting an uplink signal and feedback information of a relay, and to a relay apparatus using the method. The relay can receive information, constituting a downlink backhaul subframe and an uplink backhaul subframe from a base station. The relay can transmit an uplink signal via the relevant uplink backhaul subframe on the basis of the received information constituting the uplink backhaul frame. Further, the relay can receive a downlink reference signal from the base station, measure the status of a channel, and transmit the status of the channel in values, in various formats and in various points in time and cycles, to the base station. | 2011-12-29 |
20110317615 | System and Method for Adapting Code Rate - A system and method for adapting code rate are provided. A method for a first communication device to transmit a resource assignment to at least one communication device includes assigning at least one transmission resource to transmit the resource assignment, adapting a code rate of an encoded payload based on the at least one transmission resource and a threshold, thereby producing an adapted payload, and transmitting the adapted payload. | 2011-12-29 |
20110317616 | METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DATA IN A RELAY COMMUNICATION SYSTEM - The present invention relates to a method and apparatus for data transmission, which properly use the time slot between a downlink transmission period and an uplink transmission period for a backhaul communication between a base station and a relay node in a time division multiplexing communication system. The method for data transmission in a relay communication system according to one embodiment of the present invention comprises the steps of: setting a data frame including a downlink subframe for transmitting a downlink signal, an uplink subframe for transmitting an uplink signal, and a special subframe existing between the downlink subframe and the uplink subframe; and transmitting/receiving data to/from the relay node or a terminal via the data frame set in the previous step. The special subframe includes a first transmission period and a second transmission period. The downlink signal is transmitted to the relay node or the terminal via the first transmission period, and the downlink signal is transmitted to the relay node via the second transmission period, and the terminal does not perform a reference signal decoding process during the second transmission period. Therefore, interference which may occur in the backhaul communication between the base station and the relay node can be minimized, the transmission volume of the backhaul communication between the base station and the relay node can be dynamically adjusted, and the backward compatibility between the present invention and conventional wireless communication systems and conventional terminals can be maintained at a maximum level. | 2011-12-29 |
20110317617 | METHOD AND SYSTEM FOR A RELAY NODE TO ACCESS A NETWORK - A method and a system for a relay node to access a network are provided, and are related to the field of communications technology. The invention is disclosed in order to solve the problem that the RN cannot access the network directly in the prior art. The method for the RN to access the network includes: receiving, by a base station, a network access message including information for identifying the RN ( | 2011-12-29 |
20110317618 | 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. | 2011-12-29 |
20110317619 | METHOD AND APPARATUS FOR RELAYING DATA IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of relaying data in a wireless communication system is provided. A relay station (RS) receives relay zone allocation information. A plurality of relay zones is allocated in a resource region by the relay zone allocation information. The relay station receives data transmitted from a super-ordinate station, detects a tunneling traffic destined to a subordinate station from the data, and transmits the tunneling traffic to the subordinate station. The tunneling traffic is transmitted over one of the plurality of relay zones. | 2011-12-29 |
20110317620 | Multi-Spot Transmission and Reception System on Board a Satellite and Satellite Comprising Such a System - A multi-spot transmission and reception system includes at least one outbound section implementing the reception of a hub frequency band and its transposition into user transmission sub-bands, at least one return section implementing the reception of user frequency sub-bands, and their transposition into a hub transmission band and a mesh section comprising a digital transparent processor DTP. The mesh section includes: frequency sampling and recombining means to sample, on user reception sub-bands a mesh band fraction, and to recombine the sampled mesh band fractions on an input of the DTP; and frequency division and reinjection means to divide the frequency band routed to an output of the DTP, into band fractions, and to reinject the band fractions obtained into the user transmission sub-bands. An application of the system is to repeaters on board telecommunications satellites. | 2011-12-29 |
20110317621 | WIRELESS COMMUNICATION APPARATUS AND COMMUNICATION CONTROL METHOD - A destination terminal UA | 2011-12-29 |
20110317622 | METHODS AND SYSTEMS FOR NOTIFYING A PARTY AT AN END-USER PREMISE WHEN A PARTICULAR EVENT OCCURS AT ANOTHER END-USER PREMISE - Methods and systems to notify a party at a given premise when a particular event, such as a fire, an intrusion, an emergency or another event, occurs at another premise. One method comprises: obtaining an indication of a particular event at a first end-user premise, the first end-user premise including first end-user equipment connected to a communications network via a first communication link; establishing a wireless communication link between the first end-user equipment and second end-user equipment at a second end-user premise, the second end-user equipment being connected to the communications network via a second communication link; and causing the first end-user equipment to transmit information to the second end-user equipment via the wireless communication link to instruct the second end-user equipment to issue a notification concerning the particular event. Also provided are apparatus and computer-readable media containing a program element executable by a computing system to perform such a method. | 2011-12-29 |
20110317623 | METHOD AND APPARATUS FOR ENABLING ACCESS TO A PACKET DATA NETWORK - A network element for a cellular communication network comprises gateway router logic. The gateway router logic is arranged to receive a request to create a packet data context for enabling a mobile communication device to access a packet data network; obtain an address for a gateway logic module for the packet data network, the gateway logic module being located within a femto radio network subsystem; and forward the request to create a packet data context to the obtained address for the gateway logic module. | 2011-12-29 |
20110317624 | METHODS OF CONTROL/DATA PARTITION SCHEME IN HETEROGENEOUS NETWORKS FOR LTE-A - When there are different power classes of base stations (BSs), there may be a need to coordinate transmission from the different BSs to reduce interference to a user equipment (UE) on both control channels and data channels. There are different ways of coordination. For some embodiments, time division multiplex (TDM) resource partitioning may be performed across BSs on a subframe level. TDM resource partitioning may avoid control channel interference since resource mapping on time and frequency for control channels may span the whole frequency domain. However, the data rate for the UE may be limited due to the TDM partitioning of subframes. In other words, a limitation may derive from control channel interference coordination. For some embodiments, a UE may transmit and/or receive in subframes other than the ones partitioned for the UE. | 2011-12-29 |
20110317625 | Antenna Diversity - The invention is directed to a method of communicating between a first node including a plurality of antennas and a second node, the method comprising the steps of: transmitting a signal from the first node to said second node using each of the plurality of antennas of the first node; at the second node, selecting one of the plurality of antennas for use; and communicating between the two nodes using this selected antenna. The invention is also directed to apparatus and software for performing the methods. | 2011-12-29 |
20110317626 | BANDWIDTH REQUEST PREAMBLE SEQUENCE SELECTION METHOD AND RANDOM ACCESS METHOD - The present invention relates to a bandwidth request preamble sequence selecting method for bandwidth requests on a wireless access system, and to a random access procedure using the same. Also, the present invention relates to devices supporting the random access procedure. In one example of the present invention, the method for randomly accessing a wireless access system may comprise the steps of: receiving a first message containing a predefined bandwidth request index from a base station; selecting a bandwidth request preamble sequence from the predefined bandwidth request index on the basis if the properties of uplink data to be transmitted by a mobile terminal; transmitting a second message containing a predefined bandwidth request index to the base station; and transmitting the selected bandwidth request preamble sequence to the base station. | 2011-12-29 |
20110317627 | COMMUNICATION SYSTEM AND INTERMITTENT RECEPTION METHOD - An efficient discontinuous reception operation is provided for a mobile station device in Advanced-EUTRA. In a mobile station device connected to a base station device using a plurality of component carriers, during discontinuous reception, one discontinuous reception parameter is applied to all the component carriers used by the mobile station device to thereby perform the operation of monitoring a control channel in all the component carriers, and when the control channel addressed to the mobile station device is received in one or more component carriers during a reception ON period, the reception ON period is extended in all the component carriers. | 2011-12-29 |
20110317628 | METHOD OF PERFORMING WIRELESS COMMUNICATION IN MULTI-CARRIER SYSTEM - A method of performing wireless communication in a multi-carrier system by a User Equipment (UE) comprises receiving minimum aggregation information on at least one carrier which is determined as a default irrespective of carriers supportable by the UE, configuring the at least one carrier on a basis of the minimum aggregation information, and performing communication using the at least one carrier . | 2011-12-29 |
20110317629 | Transmission Scheme - In a transmission scheme for transmitting data over a connection connecting a transmitting Main Unit and a receiving Radio Unit of a cellular radio system, where the transmitted data corresponds to user-plane data in the form of digital baseband data for different antenna-carriers, the digital signal is transmitted over the connection, e.g. a fiber, before spreading and combining is provided. The power and weight factor is transmitted separately with a few additional bits. Hereby, the Digital signal before spreading and combining is transmitted in the fiber instead of the combined multi-code signal. | 2011-12-29 |
20110317630 | METHOD AND SYSTEM FOR CONTENTION AVOIDANCE IN MULTI-USER MULTIPLE-INPUT-MULTIPLE-OUTPUT WIRELESS NETWORKS - Wireless medium reservation for simultaneous transmission of multiple downlink spatial streams to multiple receiver wireless stations during a multi-user transmit opportunity over a wireless medium, is provided. Such a reservation includes reserving a transmission period for simultaneously transmitting data from a transmitting station to multiple intended receiving stations on multiple downlink spatial streams over a wireless communication medium. Reserving the transmission period includes transmitting a request-to-send (RTS) frame to the multiple receiving stations, the RTS frame including a receiver address (RA) field comprising compressed addresses for the multiple receiving stations. | 2011-12-29 |
20110317631 | SCHEDULING COMMUNICATIONS IN A MOBILE DEVICE - A method scheduling outgoing communication in a mobile device is provided. The method includes receiving a signal quality profile for an area in which the device is located. The method further includes receiving a signal from a user application stored on the device that requests the mobile device to make the outgoing communication. Additionally, the method includes determining a current location, a speed, a direction, and a signal quality associated with the device and determining whether the signal quality is above a certain threshold. If not, the method includes predicting a future time at which the signal quality will be above the threshold based at least on the current location, the speed, the direction, the signal quality, and the signal quality profile. Finally, the method includes scheduling the outgoing communication from the mobile device at the future time. | 2011-12-29 |
20110317632 | Integrating White Space Support into a Network Stack - Described is incorporating white space networking components into a network stack. A user mode spectrum access control component determines which white space channels are currently allowed for use based upon policy, current operating status and availability information obtained from one or more sources. A white space service (e.g., in the WLAN service) receives the availability information. The white space service includes a discovery module that discovers other nodes, and a channel migration module that changes from the current channel to another channel if the current channel is no longer allowed for use. A kernel mode (NDIS layer) white space driver through a miniport driver controls the channel in use as the current channel. An automatic configuration module is provided that switches to Wi-Fi network communication when a Wi-Fi network is present, and switches back when a Wi-Fi network is not present. | 2011-12-29 |
20110317633 | FINE-GRAINED CHANNEL ACCESS IN WIRELESS NETWORKS - A fine-grained channel access system and method to facilitate fine-grained channel access in a high-data rate wide-band wireless local-area network (WLAN). Embodiments of the system and method divide an entire wireless channel into proper size subchannels commensurate with the physical layer data rate and typical frame size. Once the subchannels are defined, each node on the WLAN contends independently for each of the fine-grained subchannels. A first orthogonal frequency-division multiplexing (OFDM) technique is used to signal an access point on the WLAN that the node desires one or more of the subchannels. A second OFDM technique (which is different from the first OFDM technique) is used for data transmission. Sometimes there is contention between nodes that want the same subchannel. The access point resolves any contention between the nodes using a frequency domain contention technique that includes a frequency domain backoff technique. | 2011-12-29 |
20110317634 | SYSTEMS AND METHODS FOR IDENTIFYING AND COMMUNICATING WITH MEDIA DEVICES IN A CONNECTED PLATFORM ENVIRONMENT USING MULTIPLE COMMUNICATION CHANNELS - Systems and methods are presented for utilizing multiple communication channels to determine whether a media device is nearby and whether the nearby media device is a media device associated with a user request. In some embodiments, user input devices may be equipped with IR and RF transceivers. IR signals may be used to determine whether the user input device is in the vicinity of a media device. When a user requests an application or screen sharing of a media device different from the local media device, the user input device may activate the RF transceiver to handle the communications with the other media device. In some embodiments, access to a media device may be prevented for one user when the media device is already providing access to a different user. | 2011-12-29 |
20110317635 | APPARATUS AND METHOD FOR RECEIVING CELL SYSTEM INFORMATION DURING AUTONOMOUS GAPS - Methods and apparatuses are provided that facilitate receiving signals from one or more base stations while communicating with a serving base station. Devices can receive the signals in autonomous gaps, during which the device can tune away to receive the signals. A device can report a low channel quality indicator (CQI) value to the serving base station prior to the autonomous gap to decrease a likelihood that the base station will schedule transmissions to the device, or at least decrease a data rate for transmissions. In another example, the device can report a CQI reserved for indicating starting an autonomous gap. In either case, the described methods and apparatuses can minimize data loss during the autonomous gap. Once the device returns from receiving the signals, the device can report an improved or actual CQI value to the base station to resume communications. | 2011-12-29 |
20110317636 | CHANNEL REQUESTS FOR MACHINE-TYPE DEVICES - To access a network, an MTC device sends a channel request message to the network over a random access channel. The channel request message includes a device type indication and a resource type indication. The device type indication may for example, indicate to the network that the requesting device is an MTC device or non-MTC device. Upon receipt of the channel request, the receiving network node can determine on the basis of the device type indication and resource type indication whether to grant or deny the access attempt, and to determine what resources to grant. The channel request message may further include a call duration indication in the channel request message if CS resources are requested for a voice call or a priority indication if CS resources are requested for a data transmission. | 2011-12-29 |
20110317637 | METHOD FOR PROCESSING AND TRANSMITTING DATA PACKET - A method for processing and transmitting data packet is disclosed. The method includes receiving a data packet with a first Redundancy Version (RV) from a serving cell, receiving a data packet with a second RV different from the first RV from a collaborative cell, and combining and decoding the data packets received from the serving cell and the collaborative cell. | 2011-12-29 |
20110317638 | METHOD FOR REQUESTING AND ALLOCATING UPLINK RESOURCE IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a method for requesting an uplink resource in a wireless communication system. In the method according to one aspect of the invention, a terminal transmits a quick access message to a base station and receives a resource from the base station. The quick access message includes a first field that shows the attributes of the data that is supposed to be transmitted by the terminal, and a field that is determined by the first field. | 2011-12-29 |
20110317639 | APPARATUS AND METHOD FOR CONTROL IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a method and system for controlling an uplink (UL) in a wireless communication system, wherein packet scheduling is performed on the data packet of a mobile station to allocate multiple bursts, the parameters of the mobile station and the multiple bursts are verified, and the parameters are used to determine the MCS (Modulation and Coding Scheme) level and transmission power level for the multiple bursts. | 2011-12-29 |
20110317640 | RADIO BASE STATION APPARATUS AND RADIO COMMUNICATION METHOD - A radio base station apparatus and radio communication method are provided whereby reception characteristics do not deteriorate even when the number of multiplexed users of an uplink control channel signal is increased. The radio communication method of the present invention includes a transmission step of a mobile terminal apparatus transmitting an uplink control channel signal orthogonally multiplexed among users including reference signals, a receiving step of the radio base station apparatus receiving the uplink control channel signal and a demodulation step of demodulating the uplink control channel signal using maximum likelihood detection. | 2011-12-29 |
20110317641 | METHOD AND APPARATUS FOR TRANSMITTING REFERENCE SIGNAL IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus of transmitting a reference signal in a wireless communication system is provided. A transmitter generates the reference signal, maps the reference signal to a resource region, and transmits the reference signal, mapped to the resource region, to a user equipment (UE). The resource region to which the reference signal is mapped is determined based on at least one of a hybrid automatic repeat request (HARQ) processing time for backhaul link transmission, a position of a backhaul link sub-frame, and a transmission period of the reference signal. | 2011-12-29 |
20110317642 | SYSTEM AND PROCESS FOR TRANSMISSION SEQUENCE NUMBER MANAGEMENT IN AN INTRA-NODE B UNSYNCHRONIZED SERVING CELL CHANGE - Various aspects of the disclosure provide an intra-Node B unsynchronized serving cell change enabling the typical loss of packets resulting from such a procedure to be reduced or eliminated. In one example, when a UE ceases listening to a downlink channel from a first cell provided by a Node B and starts to configure its receiver to listen to a downlink channel from a second cell provided by the Node B, a continued incrementing of a sequence number may be stalled in the transmission of packets to the UE. That is, the TSN space may be stalled, such that HARQ retransmissions recur beyond the preconfigured maximum number of retransmissions, until the UE indicates that the serving cell change is complete. In another example, the transmission of packets to the UE from the first cell may be halted until the UE indicates that the serving cell change is complete. | 2011-12-29 |
20110317643 | CONTROL INFORMATION SIGNALING FOR MIMO TRANSMISSIONS - Certain aspects of the present disclosure provide techniques for conveying downlink control information (DCI). According to certain aspects, the DCI comprises at least a first field that indicates both a rank indication (RI) and a number of enabled transport blocks (TBs) and at least a second field that indicates either a modulation and coding scheme (MCS) for an enabled TB if the first field indicates more than one TB is enabled or information other than the MCS if the first field indicates a single TB is enabled. | 2011-12-29 |
20110317644 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING RESOURCE ALLOCATION SCHEME INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus for transmitting and receiving a Service Specific Scheduling Control Header (SSSCH) in a wireless communication system are provided, in which the SSSCH includes SSSCH type information and a Quality of Service (QoS) parameter change indicator. The SSSCH type information indicates at least one of a QoS parameter set change request, an ACKnowledgment (ACK) for a QoS parameter set change request, and a Negative ACK (NACK) for a QoS parameter set change request, and the QoS parameter change indicator indicates whether a QoS parameter set will be changed. | 2011-12-29 |
20110317645 | Method of Handling Downlink Control Information Indication and Related Communication Device - A method of acquiring control format indicator information on a physical control format indicator channel transmitted by a network of a wireless communication system for a mobile device in the wireless communication system is disclosed. The method comprises locating the PCFICH of a downlink component carrier of a cell in the wireless communication system according to at least one of a cell-specific frequency offset, a mobile device-specific offset, a component carrier-specific offset and an additional cell-specific offset. | 2011-12-29 |
20110317646 | DEMODULATION REFERENCE SIGNALS FOR RETRANSMISSION IN WIRELESS COMMUNICATION - Provided is a method for wireless communication which includes transmitting codewords according to an initial transmission rank, receiving downlink transmissions indicating at least one of the codewords to be retransmitted, constructing a demodulation reference signal (DM-RS) to be sent with the at least one codeword to be retransmitted, and retransmitting the at least one codeword with the DM-RS according to a retransmission rank. The downlink transmissions may include one or more physical hybrid automatic retransmission request indicator channels and the DM-RS may be constructed based at least in part on information in the downlink transmissions. | 2011-12-29 |
20110317647 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DOWNLINK SIGNAL FOR WHICH GUARD BAND IS CONFIGURED IN CELLULAR RADIO COMMUNICATION SYSTEM SUPPORTING BAND SCALABILITY - Disclosed is a configuration of a guard band for a radio communication system formed of consecutive sub-bands. Particularly disclosed are designs of a middle guard band for preventing interference between adjacent sub-bands and regulating a difference in frequency between signals transmitted in each sub-band in a radio communication system such as a multi-carrier OFDM system and a multi-carrier CDMA system that forms a wideband through carrier aggregation. Related transmission/reception method and apparatus are further disclosed. | 2011-12-29 |
20110317648 | METHOD OF TRANSMITTING AND RECEIVING WIRELESS RESOURCE INFORMATION - A method of transmitting and receiving radio resource information is disclosed, by which a mobile terminal is able to quickly access a mobile communication system. The present invention includes transmitting a paging message to locate a specific mobile terminal by including information for a radio resource allocated to the mobile terminal in the paging message receiving a response signal for the paging message transmitted according to the information for the radio resource, and performing a connection to the mobile terminal according to the response signal. | 2011-12-29 |
20110317649 | PARTITIONING OF FREQUENCY RESOURCES FOR TRANSMISSION OF CONTROL SIGNALS AND DATA SIGNALS IN SC-FDMA COMMUNICATION SYSTEMS - A method for the partitioning frequency resources used in the transmission of control signals and data signals by user equipments in a communication system. The control signals and data signals are for periodic transmission and dynamic transmission. Also provided is an apparatus and method for user equipments to determine the first frequency unit available for the transmission of dynamic control signals, such as acknowledgement signals associated respective reception of data signals configured through a scheduling assignment by a serving Node B. The utilization of the operating bandwidth is maximized by avoiding fragmentation and facilitates the achievement of reception reliability targets particularly for control signals. | 2011-12-29 |
20110317650 | TECHNIQUES TO COUPLE HARQ-ARQ IN WIRELESS NETWORKS - An embodiment of the present invention provides an apparatus, comprising a transceiver adapted to reduce ARQ overhead by coupling HARQ and ARQ feedback signaling and defining different HARQ burst regions that enable different regions to use different HARQ feedback configurations based on channel quality or QoS requirements. | 2011-12-29 |
20110317651 | METHOD AND A DEVICE FOR TRANSMISSION WITH TIME-FREQUENCY MAPPING OF SYMBOLS IN SUB-CHANNELS - A method is provided for mapping data symbols at the input of a multi-carrier modulator, which data symbols are interleaved in blocks of K symbols, into sub-channels of size equal to N | 2011-12-29 |
20110317652 | METHOD AND APPARATUS FOR REPORTING CHANNEL STATE IN MULTI-CARRIER SYSTEM - A method and an apparatus for reporting a channel state in a multi-carrier system are provided. User equipment receives an uplink grant including an uplink resource allocation and a channel quality indicator (CQI) request via one downlink carrier from among a plurality of downlink carriers. The user equipment reports CQIs for the plurality of downlink carriers via a plurality of subframes in accordance with the CQI request. | 2011-12-29 |
20110317653 | METHOD FOR ALLOCATING RESOURCE TO UPLINK CONTROL SIGNAL IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR - A method for allocating resource to ACK (Acknowledgment)/NACK (Negative-ACK) transmission in a wireless communication system is disclosed. The method includes receiving scheduling information included in a plurality of downlink control channels and data included in a plurality of downlink data channels, over multiple downlink component carriers from a base station, determining ACK/NACK responses corresponding to the data, and allocating resource to the ACK/NACK responses based on the scheduling information corresponding to each of the plurality of downlink control channels and downlink component carrier-dependent offset values. | 2011-12-29 |
20110317654 | WIRELESS TRANSCEIVER, WIRELESS BASE STATION, WIRELESS TERMINAL, AND WIRELESS COMMUNICATION SYSTEM - A wireless communication system comprises: a wireless base station that uses dedicated frequencies to communicate with only connected LTE-A terminals and uses shared frequencies to communicate with LTE terminals and LTE-A terminals; and an LTE-A terminal. The wireless base station comprises: a priority information creating section for setting a priority of each of the shared frequencies for idle LTE-A terminals, setting a priority of each of the plurality of frequencies for connected LTE-A terminals, and creating priority information indicative of the set priority; a system information creating section for creating system information that includes the priority information; and a transmission section for transmitting the system information. The LTE-A terminal receives system information transmitted from the wireless base station, and selects a frequency on which the LTE-A terminal camps and a frequency at which the LTE-A terminal transmits an RACH preamble based on the priority information included in the system information. In this way, the LTE-A terminal can be connected to an appropriate carrier. | 2011-12-29 |
20110317655 | RADIO TERMINAL, RADIO BASE STATION, CHANNEL SIGNAL FORMING METHOD, AND CHANNEL SIGNAL RECEIVING METHOD - Provided are a radio terminal, a radio base station, a channel signal forming method, and a channel signal receiving method, by which the number of blinds in the processing for receiving allocation control information is reduced without causing disadvantage regarding the reception of a broadcast channel signal. In a base station ( | 2011-12-29 |
20110317656 | CLUSTER-SPECIFIC REFERENCE SIGNALS FOR COMMUNICATION SYSTEMS WITH MULTIPLE TRANSMISSION POINTS - Aspects of the present disclosure provide methods and apparatuses for transmitting—from all cells belonging to a cluster (e.g., for Joint Processing/Transmission (JP/T) Coordinated Multipoint (CoMP), also referred to as network MIMO (Multiple Input/Multiple Output))—reference signals (RSs) for channel state information (CSI) feedback to user equipment (UE) at the same time and frequency resources. In this manner, data is precluded from interfering with the CSI feedback scheme. Consequently, data need not be determined to reliably estimate the channel(s). | 2011-12-29 |
20110317657 | Change of rate matching modes in presence of channel state information reference signal transmission - In one aspect thereof the exemplary embodiments of this invention provide a method that includes, prior to confirmation that a network access node has correctly acquired capabilities of a user equipment, operating a user equipment with the network access node in accordance with a first rate matching mode and, only after confirmation to the user equipment that the network access node has correctly acquired capabilities of the user equipment, changing the rate matching mode to a second rate matching mode. In an embodiment the first rate matching mode comprises puncturing a downlink shared channel transmission with a set of resource elements, which may be at least one of reference symbols and muted resource elements, and the second rate matching mode comprises rate matching the downlink shared channel around those resource elements that are members of the set of resource elements. Also described are apparatus and computer readable storage medium storing program code that operate in accordance with the method. | 2011-12-29 |
20110317658 | MOBILE COMMUNICATION SYSTEM, NETWORK DEVICE, AND MOBILE COMMUNICATION METHOD - A mobile communication system having a first communication system and a second communication system forwards forwarding data from the first communication system to the second communication system when switching from the first communication system to the second communication system is determined, the forwarding data being a data that the first communication system has already received from a core network device. A network device transmitting direct data to a mobile communication terminal via the second communication system is configured to count the number of switching times that the switching from the first communication system to the second communication system has been determined, for every user. The network device is configured to count the number of successful reception times that information identifying a user has been received via a forwarding path of the forwarding data, for every user. The network device is configured to judge whether the forwarding path of the forwarding data is normal or not on the basis of a ratio between the number of switching times and the number of successful reception times. | 2011-12-29 |
20110317659 | SYSTEM, APPARATUS, AND METHOD FOR CIRCUIT SWITCHED FALLBACK RELIABILITY IN WIRELESS COMMUNICATION SYSTEMS - In accordance with aspects of the disclosure, a method, apparatus, and computer program product are provided for wireless communication. The method, apparatus, and computer program product may be configured to determine that a device is switching from a first cell and a first location to a second cell and a second location to implement a mobile terminated circuit switched fallback process, generate a routing area update message including a flag indicating a pending data packet for communication, and transmit the generated routing area update message. | 2011-12-29 |
20110317660 | METHOD FOR SELECTIVELY PERFORMING HANDOFF ACCORDING TO SERVICE TYPE AND SYSTEM THEREOF - Provided are a method for selectively performing a handoff according to a service type, and a system thereof. A home agent provides a target service to a user equipment through a mobile network channel of a mobile network. The user equipment detects entering a wireless access zone of a wireless data network while receiving the target service through the mobile network channel and determines a service type of the target service. The user equipment performs a handoff from the mobile network to the wireless data network in cooperation with the home agent when the service type is a non real-time service and refrains from performing a handoff when the service type is a real-time service. | 2011-12-29 |
20110317661 | SYSTEM, APPARATUS, AND METHOD FOR UTILIZING NETWORK ACCESS PARAMETERS IN WIRELESS COMMUNICATION SYSTEMS - In accordance with aspects of the disclosure, a method, apparatus, and computer program product are provided for wireless communication. The method, apparatus, and computer program product may be configured to provide a message from a first network to a device, wherein the message comprises one or more parameters for access to a second network, direct the device to switch from the first network to the second network based on the one or more parameters provided by the first network, and direct the device to perform random access on the second network based at least in part on the one or more parameters provided by the first network. The one or more parameters may comprise a priority parameter for performing random access on the second network. | 2011-12-29 |
20110317662 | SYSTEM AND METHOD FOR PERFORMING HANDOFF BETWEEN DIFFERENT TYPES OF NETWORKS BY USING A VOICE SERVICE - A system and method for handing off from a first network to a second network. A determination may be made as to whether an accessible base station of the second network is located in the vicinity of a user equipment based on information on a current location of the user equipment in the first network. An activation call may be generated with a first telephone number as a caller number when an accessible base station of the second network is located in the vicinity of the user equipment based on the determination result. The activation call indicates an initiation of a search for an accessible base station of the second network, and an accessible base station of the second network may be searched for when the activation call with the first telephone number is received. A handoff from the first network to the second network may then be executed when the accessible base station of the second network is located. | 2011-12-29 |
20110317663 | SYSTEM AND METHOD FOR PERFORMING HANDOFF BETWEEN DIFFERENT TYPES OF NETWORKS BY USING A SHORT MESSAGE SERVICE - A system and method for handing off from a first network to a second network. A determination may be made as to whether an accessible base station of the second network is located in the vicinity of a user equipment based on information on a current location of the user equipment in the first network. An activation message may be generated with a first telephone number as a caller number when an accessible base station of the second network is located in the vicinity of the user equipment based on the determination result. The activation message indicates an initiation of a search for an accessible base station of the second network, and an accessible base station of the second network may be searched for when the activation message with the first telephone number is received. A handoff from the first network to the second network may then be executed when the accessible base station of the second network is located. | 2011-12-29 |
20110317664 | Method of performing an intra-segment handover - The invention concerns a method of performing an intra-segment handover (HO) of a mobile station (MS) from a source access point (AP | 2011-12-29 |
20110317665 | METHOD FOR UPDATING SYSTEM INFORMATION DURING HAND-OVER IN BROADBAND WIRELESS ACCESS SYSTEM - The present invention relates to a broadband wireless access system, and more particularly, to a method for efficiently acquiring system information on a target base station during a hand-over, and to an apparatus for carrying out the method. One method for enabling a mobile station to update system information on a target base station during a hand-over, according to one embodiment of the present invention, comprises the steps of: receiving, from a serving base station, a broadcast message containing system information on at least one neighbor base station including the target base station, and containing first change count information for indicating whether or not to update the system information; and receiving, from the serving base station, second change count information for indicating whether or not to update the system information currently possessed by the serving base station. | 2011-12-29 |
20110317666 | Method and System for Managing Address Prefix Information Associated with Handover in Networks - Method and system for managing address prefix information associated with handover in network. A fast handover process is achieved for point-to-point communication model. A mobile node send a provisional new care-of-address with an aggregate prefix part to its previous access router, which forwards the address to a new access router. The new access router in response generates a modified new care-of-address with a unique prefix part for the mobile node. Alternatively, the mobile node sends a request to the previous access router for a unique prefix. The request is forwarded from the previous access router to the new access router. The new access router assigns a unique prefix for the mobile node. | 2011-12-29 |
20110317667 | SOFT HANDOFF ACROSS DIFFERENT NETWORKS ASSISTED BY AN END-TO-END APPLICATION PROTOCOL - A method of handoff across different networks is disclosed. A first communication link through a first network is used for communicating between a first user agent and a second user agent. The user agents negotiate to use a second communication link for the same call. The second communication link is established through a second network between the first user agent and the second user agent while maintaining the first communication link. Related data is sent through the first communication link and the second communication link. The first communication link is dropped and communication is continued using the second communication link. | 2011-12-29 |
20110317668 | Method and System for Implementing Inter-Access Networks Handoff in Active State in HRPD Network - A method and system for implementing an inter-Access Network (AN) handoff in an active state in a High Rate Packet Data (HRPD) Network are disclosed. The method includes determining that an inter-AN handoff operation is necessary and initiating a handoff procedure to perform the inter-AN handoff, sending data to be transmitted to an access terminal to the destination AN in advance in the handoff procedure, and then sending the access terminal the data to be transmitted to the access terminal by the source AN or the destination AN according to the result of the handoff procedure. | 2011-12-29 |
20110317669 | SEMICONDUCTOR DEVICE, WIRELESS TERMINAL DEVICE, AND WIRELESS COMMUNICATION SYSTEM - According to an embodiment, a semiconductor device includes a wireless station selection unit configured to select a connection destination wireless station from among a plurality of wireless stations. The wireless station selection unit includes a power calculation processing unit, a storage unit, a table update processing unit, and a power variation range detection processing unit. The power calculation processing unit is configured to calculate power of each receiving signal from each of the wireless stations. The storage unit is configured to store a table, and the power of each receiving signal equal to or more than a predetermined threshold is recorded in the table in association with each of the wireless stations. The table update processing unit is configured to update the table at a predetermined timing interval. The power variation range detection processing unit is configured to detect a variation range of the power for each of the wireless stations with reference to the table and configured to set the wireless station in which the variation range is within a predetermined range as a priority candidate of the connection destination wireless station. | 2011-12-29 |
20110317670 | TD-LTE HETNET PARTITION - Downlink (DL) subframes and DL hybrid automatic repeat request (HARQ) messages may be protected by time division multiplexing (TDM) partitioning. However, TDM partitioning may not be required for uplink (UL) subframes in general. For example, information carried over a physical uplink control channel (PUCCH), may be protected by frequency division multiplexing (FDM) partitioning. In fact, one UL subframe may correspond to eNBs of multiple power classes. Since TDM partitioning may be required for DL transmissions, one DL sub frame may not correspond to the eNBs of multiple power classes. For some embodiments, groups of subframes may be allocated to the different power classes. Therefore, subframes allocated to an eNB of a power class may observe reduced or no interference from eNBs of other power classes. | 2011-12-29 |
20110317671 | MULTIPLE-ACCESS HYBRID OFDM-CDMA SYSTEM - In one aspect of a multiple-access OFDM-CDMA system, data spreading is performed in the frequency domain by spreading each data stream with a respective spreading code selected from a set of available spreading codes. To support multiple access, system resources may be allocated and de-allocated to users (e.g., spreading codes may be assigned to users as needed, and transmit power may be allocated to users). Variable rate data for each user may be supported via a combination of spreading adjustment and transmit power scaling. Interference control techniques are also provided to improve system performance via power control of the downlink and/or uplink transmissions to achieve the desired level of performance while minimizing interference. A pilot may be transmitted by each transmitter unit to assist the receiver units perform acquisition, timing synchronization, carrier recovery, handoff, channel estimation, coherent data demodulation, and so on. | 2011-12-29 |
20110317672 | WIRELESS BASE STATION APPARATUS, WIRELESS TERMINAL APPARATUS, AND BASE STATION AUTHENTICATION METHOD - A base station authentication method which allows base station authentication to be performed by more wireless terminal apparatuses within a fixed period of time. This method is a base station authentication method for TDMA wireless communication and comprises: a step in which wireless terminal apparatuses ( | 2011-12-29 |
20110317673 | Method and Apparatus for Providing IPv6 Link-Layer Adaptation Over a Wireless Channel - A method and apparatus for providing IPv6 link-layer adaptation over a wireless channel are provided. The apparatus is configured to transmit and receive 6LoWPAN frames over a signaling channel of a wireless telecommunication system to provide IPv6 link-layer adaptation over the channel. | 2011-12-29 |
20110317674 | MULTI-CHANNEL COMMUNICATION STATION FOR COMMUNICATING A MULTI-CHANNEL PPDU AND METHODS OF REDUCING COLLISIONS ON SECONDARY CHANNELS IN MULTI-CHANNEL WIRELESS NETWORKS - Embodiments of a very-high throughput communication station and method for communicating on a primary channel and up to three or more secondary channels are generally described herein. Short-preamble detection may be performed during a contention window to detect packet transmissions on any one of the secondary channels starting within the contention window. Guard-interval detection is also performed during the contention window to detect a guard interval of a packet transmission on any one of the secondary channels. The short-preamble detection and the guard-interval detection may be performed concurrently during the contention window to determine if any of the secondary channels are busy. | 2011-12-29 |
20110317675 | ELECTRONIC DEVICE AND METHOD OF CONTROLLING THE SAME - The embodiments of the present invention relate to an electronic device and a method of controlling the electronic device. When a mobile terminal enters into or comes out of a network environment including a plurality of electronic devices that may communicate with each other, the electronic device and the method of controlling the electronic device may play contents in association with such an event. | 2011-12-29 |
20110317676 | Block Interleaving Method and Block Interleaver Using the Same - A block interleaving method for interleaving data of a transmitter in a wireless communication system is disclosed. The wireless communication system supports a multi-input multi-output (MIMO) technique for transmitting data via a plurality of spatial streams. The block interleaving method includes when the transmitter transmits a plurality of data through the MIMO technique, determining an order of the plurality of data according to the following equation, | 2011-12-29 |
20110317677 | METHOD FOR MANAGING MOBILITY OF A MOBILE DEVICE WITHIN A NETWORK USING A PROXY MIPV6 PROTOCOL - Method for managing mobility of a mobile device (MS) within a network using a proxy MIPv6 protocol comprising MAG and LMA logical functions, wherein MAG issues a PBU to bind the mobile device (MS) with the LMA, a LMA-time being initialized and maintained within the LMA and the method comprising a relative time synchronization procedure between LMA and all of the MAG connected to it, said procedure providing that each MAG sends a PBU with specific semantics to request the LMA-time, the PBU acknowledgement (PBU-Ack) sent by the LMA including such LMA-time, said LMA-time being further maintained within each MAG, the method further comprising a binding procedure in which all of the MAG insert in each PBU sent a timestamp including the current maintained LMA-time. Upon receipt of a LMA-timestamped PBU from a MAG, the LMA sends a successful PBU-Ack if no other MAG currently binds the mobile device (MS) with the LMA or if the timestamp is newer than the one received from the MAG currently binding the mobile device (MS); an out of date PBU-Ack if the timestamp is not newer than the one received from the MAG currently binding the mobile device (MS). | 2011-12-29 |
20110317678 | Extended Private LAN - A virtual private network is provided across a Provider Link State Bridging (PLSB) network between a first node connected to a private LAN and a second node connected to a roaming device. The roaming device is authenticated. A successful authentication results in a Service Identifier for the VPN being sent to the second node. Connectivity between members of the VPN service instance is maintained as part of the PLSB Link State process for forwarding table maintenance, rather than by any form of explicit signalling. A single Customer Virtual Bridge/Virtual Switch Instance can be located at the first node to provide point-to-point connectivity to each roaming device. A virtual Residential Gateway function can be combined with the Customer Virtual Bridge/Virtual Switch Instance. | 2011-12-29 |
20110317679 | Access Point for Wireless Local Area Network - Embodiments of an access point for an expanded wireless local area network are described and depicted. | 2011-12-29 |
20110317680 | COMMUNICATION DEVICE, CONTROL METHOD THEREFOR, AND PROGRAM - Even when a plurality of communication parameter providing devices exist, a communication parameter setting process is enabled. | 2011-12-29 |
20110317681 | NETWORK COMMUNICATION SYSTEM, COMMUNICATION DEVICE, NETWORK LINKAGE METHOD AND PROGRAM THEREOF - A communication network system including a connectionless type communication network and a connection type communication network, wherein a communication device forming the communication network comprises a unit which transfers in-band control information to be exchanged on an in-band of the connectionless type communication network to other communication device through a virtual control link generated on an IP control network for controlling the connection type communication network and exchanges the in-band control information with other communication device, a unit which determines whether to generate a new connection for the connection type communication network based on the in-band control information to be exchanged, and a unit which generates a new connection for the connection type communication network in response to an instruction from the determination unit. | 2011-12-29 |