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| Number | Title | Issue Date |
| 8179833 | Hybrid TDM/OFDM/CDM reverse link transmission A communication system includes a plurality of access terminals, and an access network. The access network schedules a transmission of data in a time interval from one of the access terminals. The access network selects a multiple access transmission mode from a plu... | 05/15/2012 |
| 8169947 | Method and apparatus for data-centric multiplexing An apparatus and method for data centric multiplexing in a wireless communication system with a plurality of channels comprising assigning a first resource to a first of the plurality of channels; assigning a second resource to a second of the plurality of channels ... | 05/01/2012 |
| 8149764 | Methods and apparatus for distributing and acquiring overhead flow data in a multi-frequency network Methods and apparatus for distributing and acquiring overhead flow data in a multi-frequency network. In an aspect, a method includes generating primary flow (PF) overhead data associated with one or more multiplexes to be distributed in the multi-frequency network,... | 04/03/2012 |
| 8098616 | Radio communication system, radio communication method, and radio communication device In the environment of a communication area including a SDM-compatible mobile station for space division multiplex transmission and a SDM-uncompatible mobile station not compatible with space division multiplex transmission, a base station having a plurality of anten... | 01/17/2012 |
| 8085703 | Methods and systems for accelerating wireless communication handover Methods and apparatus for ranging with one or more neighboring sectors during normal operation of a mobile station (MS) with its serving sector are provided. The ranging results may be frequently updated in an effort to accelerate the handover process to another bas... | 12/27/2011 |
| 8072918 | Network-based inter-cell power control for multi-channel wireless networks A method is described for operating a cellular network, where the cellular network uses a plurality of frequency division multiplexing (FDM) bands for wireless communication from user equipment (UE) to a base station (NodeB). At least one band-specific cell paramete... | 12/06/2011 |
| 8054776 | Multiple power-multiple access in wireless networks for interference cancellation A method and network communicate packets by assigning, in each one of a set of multiple transmitters, a power level to a packet to be transmitted during a time interval. The power level is selected from a set of power levels available for the set of multiple transmi... | 11/08/2011 |
| 8040832 | Channel arrangement method and radio communication device Provided is a radio communication base station device which can prevent lowering of use efficiency of a channel communication resource for performing a frequency diversity transmission when simultaneously performing a frequency scheduling transmission and the freque... | 10/18/2011 |
| 8014337 | Method and system for wireless multi-hopping communication A method (400) and system (100) for a wireless multi-hopping communication system is provided, wherein the system (100) includes an access point (102), a source node (CR1), and a plurality of nodes. The source node (CR1 | 09/06/2011 |
| 8009606 | Method and apparatus for indicating deactivation of semi-persistent scheduling A method and apparatus for performing semi-persistent scheduling (SPS) deactivation in a wireless mobile communication system are disclosed. A base station (BS) transmits a downlink control channel to a user equipment (UE), and deactivates the SPS when a binary fiel... | 08/30/2011 |
| 7995514 | RS-based network transmission method A Relay System (RS)-based cellular network transmission method for MT having a function of single input and single output is provided. The method includes transmitting broadcast information to all RSs and Mobile Terminals (MTs); transmitting required data to each RS... | 08/09/2011 |
| 7978643 | Dynamic adjustment of multiple reception paths A user terminal of a radio system arranged to operate a frequency band subdivided into one or more carrier bands, each of which carries a cyclic set of consecutive time slot. The user terminal comprises a first receiver part adjustable to a defined carrier band, and... | 07/12/2011 |
| 7965670 | System of frequency allocation for user access local area network, and uplink and downlink transmission methods thereof A system of frequency allocation for a user access local area network, and uplink and downlink transmission methods thereof are provided. The system of frequency allocation for a user access local area network comprises: an information processing apparatus, a switch... | 06/21/2011 |
| 7924764 | Method and apparatus for packet processing Frame processing for a wireless communication system. The frame processing includes detecting reception of a frame based on a portion of a preamble of a frame, wherein the frame includes a preamble and a data payload. With detecting the reception of a frame, determi... | 04/12/2011 |
| 7885219 | Method and mobile communication network for providing multicast and/or broadcasting services Disclosed are methods and systems for providing multicast and/or broadcast services in a mobile communication network. In particular, the disclosed methods and systems optimize resource utilization and signaling in packet-based networks. ... | 02/08/2011 |
| 7881247 | Method and apparatus for providing efficient precoding feedback in a MIMO wireless communication system A multiple-input multiple-output (MIMO) scheme uses precoding and feedback in a wireless communication system including a transmitter and a receiver. The system may use either a single codeword (SCW) or a double codeword (DCW). The precoding scheme is based on trans... | 02/01/2011 |
| 7881248 | Allocation of frequency bands to radio communication systems To allocate frequency bands to respective radio communication systems, allocation of a frequency band to each radio communication system is modeled by at least one three-dimensional block as a function of a frequency bandwidth and a coverage area of the radio commun... | 02/01/2011 |
| 7860044 | Methods and apparatus for providing synchronization in a multi-channel communication system A multi-channel processing module is arranged in series with multiple channels of a communication system. The processing module synchronizes downstream symbols among the channels, and synchronizes downstream symbols for at least a given one of the channels with upst... | 12/28/2010 |
| 7787411 | Gaming console wireless protocol for peripheral devices Methods of wireless communication between a gaming console and a wireless accessory using a protocol. The protocol is used in a TDMA frequency hopping spread spectrum system to enable simultaneous communication of voice and data between a plurality of wireless acces... | 08/31/2010 |
| 7729302 | Adaptive control of multiplexed input buffer channels The present invention is a technique to select an input port. A database stores records of input ports for a plurality of communication channels. Each of the records includes a timestamp and a ready status. The timestamp indicates a most recent service time. A selec... | 06/01/2010 |
| RE41218 | Demand-based connection management integrated services access terminal (ISAT) for satellite communications system A demand-based connection management satellite communication network includes a plurality of geographically distributed earth stations, each earth station having a frame relay protocol-based switch for interfacing message signals between terminal devices and modem u... | 04/13/2010 |
| 7684359 | Method for compensating sampling frequency offset in OFDM communication system and OFDM signal receiving apparatus for compensating sampling frequency offset An OFDM signal receiving apparatus and method compensates for a sampling frequency offset. Such an apparatus includes an offset estimating unit for estimating an offset for a sampling frequency that is applied to an FFT of an OFDM signal in a tracking mode, a channe... | 03/23/2010 |
| 7616595 | Method and apparatus for scheduling frequency selective and frequency diverse allocations in mobile communications systems A base station (105) includes a scheduler (220) to determine a location of a user terminal (110) within a cell (125) of a wireless system (100). The cell has a cell boundary (125). The scheduler (220) also determines ... | 11/10/2009 |
| 7583626 | Multiplex switching scheme for communications network An earth station interface architecture provides full mesh connectivity for a relatively small number of network stations. A component of the architecture is a switch, which employs' a network interface standard to 'define the multiplexing of multiple virtual ports ... | 09/01/2009 |
| 7545763 | Method for sending channel quality information in a multi-carrier radio communication system, corresponding mobile terminal and base station The present invention relates to a method for sending channel quality information in a multi-carrier radio communication system comprising at least one mobile terminal and at least one base station, said channel quality information being sent on a signaling channel ... | 06/09/2009 |
| 7525934 | Mixed reuse of feeder link and user link bandwidth An apparatus and method for a wireless communication system in which a forward/uplink portion and a return/uplink portion are assigned within an available frequency bandwidth is disclosed. More particularly, a service area is divided into multiple regions. The assig... | 04/28/2009 |
| 7502341 | Multiband mobile communication system and transmitter used therein A transmitter used in the multiband environment includes a frequency allocation unit (106) configured to select and allocate a frequency band that satisfies a user QoS from among multiple separate frequency bands currently available for the user, a parameter ... | 03/10/2009 |
| 7480266 | Interference adaptation apparatus, systems, and methods Apparatus and systems, as well as methods and articles, may operate to detect radio-frequency energy at a frequency associated with at least one wireless networking channel and to transmit a data frame responsive to determining that the radio-frequency energy is not... | 01/20/2009 |
| 7436809 | Communicating system, communicating method, base station, and mobile station A communicating system is disclosed. The communicating system has a base station and a plurality of mobile stations that radio-communicate through an uplink channel and a downlink channel with frames each of which is composed of a plurality of time divided slots, ea... | 10/14/2008 |
| 7436909 | Method for estimating time of arrival of received signals for ultra wide band impulse radio systems A method estimates a time of arrival of a signal received in a wireless communication system. An energy in a frame of a received signal is measured to determine a block in the frame, the block representing a coarse time of arrival of the received signal. Multiple ti... | 10/14/2008 |
| 7436802 | Frequency hopping method in orthogonal frequency division multiplexing system Disclosed is a frequency hopping method in an OFDM system, comprising: (a) detecting a mutual interference degree between different cells, and determining whether to use different frequency hopping patterns between the cells for interference averaging according to t... | 10/14/2008 |
| 7433432 | Adaptive detector for multiple-data-path systems An adaptive, reduced-complexity soft-output maximum-likelihood detector that is operable to process data by adaptively selecting a processing scheme based on a determination of signal quality. The signal quality is derived as a function of the noise, the modulation ... | 10/07/2008 |
| 7423988 | Dynamic reconfiguration of resources through page headers Methods and systems for reconfiguring communications systems are provided. A communications system comprises one or more radio head interface modules and a call processing software module. The one or more radio head interface modules are adapted to communicate with ... | 09/09/2008 |
| 7423987 | Feeder link configurations to support layered modulation for digital signals Systems and methods are disclosed for feeder link configurations to layered modulation. One feeder link system employs feeder link spot beam to antennas in distinct coverage areas to enable frequency reuse. Another system employs narrow beam width feeder link antenn... | 09/09/2008 |
| 7420952 | High performance wireless networks using distributed control A design and proof of concept of a new type of WLAN, complete with simulation and results from the simulation has been described. Each AP Node is implemented as a self-contained embedded OS unit, with all algorithms resident in its Operating system. The normal day-t... | 09/02/2008 |
| 7420956 | Distributed storage and aggregation of multimedia information via a broadband access gateway A system and method for the aggregation of multimedia information storage via a broadband access gateway is disclosed. Information about storage resources accessible to a broadband access gateway may be collected and used in selecting storage capacity used for stori... | 09/02/2008 |
| 7421013 | Maximum likelihood estimation of time and frequency offset for OFDM systems A receiver in an OFDM system may include a joint maximum likelihood (ML) estimator that estimates both time offset and frequency offset. The estimator may use samples in an observation window to estimate the time offset and frequency offset. ... | 09/02/2008 |
| 7417964 | Transmission apparatus and method for use in mobile communication system based on orthogonal frequency division multiplexing scheme A transmitter for a mobile communication system based on an OFDM scheme and a method for controlling the same. The transmitter can implement a characteristic of a multiple access scheme based on an OFDM scheme, a characteristic of a CDMA scheme, and a characteristic... | 08/26/2008 |
| 7403470 | Communications system, methods and apparatus An OFDM wireless communications system includes terrestrial and satellite based base stations. Mobile nodes support two uplink modes of operation, multi-tone mode for terrestrial station interaction and single tone mode for satellite base station interaction. In sin... | 07/22/2008 |
| 7397785 | Method for enhancing fairness and performance in a multihop ad hoc network and corresponding system A method for enhancing the fairness and performance in a multihop ad hoc network, the method usually including providing contention synchronization information regarding a transmission between nodes of the network, wherein the information is routinely provided to no... | 07/08/2008 |
