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| Number | Title | Issue Date |
| 8189529 | Mobile communication system and radio resources assigning method for the system, and base station A mobile communication system including a base station which divides a transmission frequency band into a plurality of frequency blocks, and assigns radio resources to each mobile station for each of the frequency blocks, the base station including: a frequency bloc... | 05/29/2012 |
| 8189528 | Base station and method for use therein A base station includes a multicast group administration unit administering a multicast group to which a mobile station belongs, a timing determination unit determining an inter-frequency measurement timing when the mobile station measures a signal having a frequenc... | 05/29/2012 |
| 8184586 | Radio base station and radio resource allocation method and radio communication system A base station, for allocating to a mobile station a radio resource in a time direction and a frequency direction of a frame to perform radio communications with the mobile station, includes a zone forming unit configured to apply to zones, into which the frame is p... | 05/22/2012 |
| 8184584 | Wireless device which selects routes excluding loop routes and a mesh network including the same In wireless communication using links with neighbor wireless devices, a wireless device calculates ratios of throughput to maximum throughput for the links and calculates the costs of the links using the calculated ratios. Then the wireless device finds, for each de... | 05/22/2012 |
| 8184585 | Method for allocating resource, and method for transmitting resource allocation information A resource allocation method and a resource allocation information transmission method are provided. Smallest units of resource allocation are set as basic resource blocks and groups of a specific number of basic resource blocks are set as group resource blocks. Res... | 05/22/2012 |
| 8179856 | System and method for managing transmissions between communication devices using compression techniques There is provided a communication device including a first communication unit and a second communication unit that use a band causing a conflict between them, the communication device changing a compressibility of communication data to be transmitted by the second c... | 05/15/2012 |
| 8179855 | Method, and associated apparatus, for communicating data at reduced transmission latency in radio communication system having slotted interface A method, and associated apparatus, facilitates the communication of data of a radio block by a sending station to a receiving station, within a single time frame. Communication resources are allocated within a single time frame across a plurality of radio carriers.... | 05/15/2012 |
| 8179857 | Method of transmitting scheduling request in a wireless communication system A method of transmitting a scheduling request which is used to request a radio resource for uplink transmission includes configuring an uplink control channel for transmission of a scheduling request in a subframe, the subframe comprising two consecutive slots, a sl... | 05/15/2012 |
| 8169964 | Adaptive scheme for lowering uplink control overhead The present invention is related to methods, apparatuses, systems and computer software for determining an amount of physical resources for downlink transmission, and allocating uplink physical resources for transmission of data-non-associated control signaling base... | 05/01/2012 |
| 8160019 | Method and system for in-band wireless backstretch Disclosed are a method and system for transmitting and receiving traffic, by a plurality of backhaul collector sites, to and from transceivers associated with sectors of a backhaul frequency reuse plan using a backhaul portion thereof. The method and system further ... | 04/17/2012 |
| 8160018 | Methods of uplink channelization in LTE Methods of a slot-level remapping physical uplink control channels into two resource blocks respectively located at two slots of a subframe, are generally adapted to a 3GPP LTE physical uplink where ACK/NAK resource blocks may be applied by the extended cyclic prefi... | 04/17/2012 |
| 8155074 | Methods and systems for improving performance of applications using a radio access network Methods and systems for improving the performance of a radio access network (RAN) are presented. In particular, for a given WCD, a RAN may detect a pattern of forward link buffer occupancy and reverse link buffer occupancy that is indicative of the given WCD's rever... | 04/10/2012 |
| 8155072 | Method and device for managing resources shared by different operators in a communication system A method and device for managing resources in shared networks is based on a few basic comparisons between resources and/or thresholds. If an access request is received (202) and there are not enough resources available (204), the request is rejected ( | 04/10/2012 |
| 8155073 | Orthogonal frequency division multiplexing wireless communication operable on frequency selective channel, and channel compensation method Disclosed is an OFDM (orthogonal frequency division multiplexing) wireless communication system operable on a frequency selective channel, and a channel compensation method. An IDFT (inverse discrete Fourier transform) unit of a transmitter includes first through th... | 04/10/2012 |
| 8149780 | Multiplexing scheme in a communication system A method and apparatus for multiplexing communication resources to multiple users in a communication system is provided. A generic time-frequency (T-F) mapping pattern (TFPgeneric) and a set of orthogonal T-F mapping patterns (TFPs) comprising TFPgeneric is generate... | 04/03/2012 |
| 8149782 | Ranging method using new ranging structure A method for performing ranging in a broadband wireless access system including a user equipment and a base station and using multi-carrier is described. A method using a structure in which a length of a part occupied by a ranging sequence is extended in the time do... | 04/03/2012 |
| 8144658 | Method and apparatus for mitigating interference in a wireless communication system Techniques to mitigate inter-cell interference using joint time and frequency division are described. A frequency band is divided into multiple non-overlapping frequency subbands. The transmission timeline is divided into Tin and Tout time inte... | 03/27/2012 |
| 8139537 | Advanced technology frame structure with backward compatibility An advanced technology frame structure is described herein. The advanced technology frame structure can enhance a first technology frame structure in dimensions of time, frequency, or a combination of time and frequency. A second technology frame structure time divi... | 03/20/2012 |
| 8130716 | Radio base station and scheduling method The present invention is to accommodate a large number of users required in a digital radio communication system and to prevent communication quality from deteriorating. The present invention is to prevent the occurrence of a delay by adding a process for restrictin... | 03/06/2012 |
| 8130717 | Random access method using different frequency hopping patterns between neighboring cells and mobile communication device Provided are a random access method of a mobile station and a mobile communication device performing the same. The mobile station can obtain a diversity gain without a Random Access Channel (RACH) burst collision by hopping according to a cell group in a frequency d... | 03/06/2012 |
| 8130715 | Base station and method of generating a synchronization channel A synchronization channel is generated by generating, as a P-SCH basic waveform, a signal sequence in which codes with constant amplitude in a frequency domain are placed at intervals of a predetermined number of subcarriers; transforming the signal sequence into a ... | 03/06/2012 |
| 8125953 | Radio communication device and radio communication method Provided is a radio communication device which can prevent interference between SRS and PUCCH when the PUCCH transmission bandwidth fluctuates and suppress degradation of CQI estimation accuracy by the band where no SRS is transmitted. The device includes: an SRS co... | 02/28/2012 |
| 8125952 | Synchronious multi-channel transmissions in wireless local area networks Certain aspects of the present disclosure relate to a method for synchronous multi-channel transmissions in wireless local area networks. An access point can change allocation of its transmit and receive chains across multiple frequency bands ensuring that both upli... | 02/28/2012 |
| 8121085 | Slot allocation method and apparatus for slot-based communication Communication between a base station and remote stations is partitioned into frames, each including a first frequency reuse zone having a number of slots. Slots are allocated by assigning a first data rate to each remote station for communication using the first fre... | 02/21/2012 |
| 8116278 | Spectrum sharing between OFDM and non-OFDM radios A signal is generated in the time domain (e.g., GSM, CDMA waveform), digitally sampled at a rate N per symbol interval T over an observation window of length JT to achieve a vector of JN samples. The JN samples are transformed via a DFT of size JN to the frequency d... | 02/14/2012 |
| 8111662 | Method for mode adaptation in MIMO system A mode adaptation method for performing mode switching between a single-user MIMO (SU-MIMO) mode and a multi-user MIMO (MU-MIMO) mode includes reporting, by a base station, a MIMO feedback mode to a mobile station, receiving a feedback information determined on the ... | 02/07/2012 |
| 8111661 | Method and apparatus for implementing clear channel assessment function in multi-band OFDM system A clear channel assessment CCA method implemented in a multi-band orthogonal frequency division multiplexing (OFDM) system, the method including: estimating an energy of a received signal in each window at predetermined intervals of two moving-average windows; detec... | 02/07/2012 |
| 8111660 | Method and transmitter for transmitting data in a multi-carrier system via a number of transmitting antennas A method transmits data by radio during which a frequency band is split into a plurality of subcarriers, and a plurality of antennas are used for transmitting. The data are split into a number of elements, which are to be respectively transmitted by each antenna, sa... | 02/07/2012 |
| 8107431 | Master station in communications system and access control method A communication band is divided into: a beacon period in which every master station transmits a beacon packet in competition with one another; a guaranteed-band period (e.g., a TDMA period or an FDMA period) in which only a specific permitted station is allowed acce... | 01/31/2012 |
| 8102809 | Time-sharing of sounding resources This invention is a method for time-sharing sounding resources. This invention time-shares one sounding source across plural user equipment for different sub-frames. This invention uses different sounding periods which are periodic and either non-changing in time or... | 01/24/2012 |
| 8102810 | Adaptively selecting signal constellations for multi-carrier edge The wireless communication device and corresponding method described herein selectively switches between a single-frequency mode, such as appropriate for an EDGE network, and a multiple-frequency mode, such as appropriate for a multi-carrier EDGE network. Accordingl... | 01/24/2012 |
| 8098625 | Wireless terminal and communication system switching method A wireless terminal involving small redundancy that can be reconfigured to a configuration compatible with a plurality of systems using the hardware resources compatible with one system is provided. A wireless terminal 100A is compatible with an OFCDM ... | 01/17/2012 |
| 8081600 | Systems and methods for communicating between base stations and wireless stations Systems and methods for communicating between a wireless station and a base station are provided. A base station can allocate both a TDD channel and an FDD channel pair for communicating with a wireless station. The base station can transmit and receive unicast mess... | 12/20/2011 |
| 8081601 | Use of out-of-band signaling for wireless communication network to enhance search and entry A method, apparatus and computer program operate so as to formulate a request at a terminal for a network access node to transmit a broadcast message; to transmit the request on an out-of-band radio channel for reception by the network access node; and to receive th... | 12/20/2011 |
| 8077670 | Random access channel response handling with aggregated component carriers Disclosed herein are methods, computer program instructions and apparatus for performing random access procedures in a wireless communication system. A method includes receiving at a network access node, in different time and frequency resources that are allocated f... | 12/13/2011 |
| 8072932 | Method, device, and terminal for physical layer random access in wideband TDD mobile communication system A method for physical layer random access in wideband TDD mobile communication system is disclosed, and the method comprises: receiving the system broadcast message of the cell, obtaining the configuration information of the frequency band in frequency domain in the... | 12/06/2011 |
| 8054796 | Uplink acknowledgment channel in wireless communication A shared uplink acknowledgment (ACK) channel can be communicated to the payload recipient. The shared uplink ACK channel information can be communicated in the payload message or in a broadcast control channel. Reserving a dedicated time-frequency chunk for these sh... | 11/08/2011 |
| 8054795 | Information downloading apparatus and mobile terminal A technique for improving the efficiency of downloading transmission data is disclosed. An information downloading apparatus downloads differing sets of information to predetermined groups to which a mobile terminal may belong. This apparatus includes a channel sele... | 11/08/2011 |
| 8054797 | Information downloading apparatus and mobile terminal A technique for improving the efficiency of downloading transmission data is disclosed. An information downloading apparatus downloads differing sets of information to predetermined groups to which a mobile terminal may belong. This apparatus includes a channel sele... | 11/08/2011 |
| 8050228 | Window control and retransmission control method and transmitting-side apparatus In a retransmission control method, a transmitting-side apparatus manages an acknowledgement information reception window and the transmitting-side apparatus does not perform the window control processing and the retransmission control processing of a packet on the ... | 11/01/2011 |
