Patents
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
05/2009
05/06/2009EP1072120A4 Apparatus and method for allocating forward common channels in cdma communication system
05/06/2009CN101426211A Wireless access network frequency using method used for distributed base station constitution
05/06/2009CN101425998A Data processing apparatus and method
05/06/2009CN101425997A Data processing apparatus and method
05/06/2009CN101425996A Data processing apparatus and method
05/06/2009CN101425995A Data processing apparatus and method
05/06/2009CN101425994A Data processing apparatus and method
05/05/2009US7529315 Multi-carrier transmitting apparatus and multi-carrier transmitting method
05/05/2009US7529308 Communication apparatus and communication method using digital wavelet multi carrier transmission system
05/05/2009US7529289 Signal processing under attenuated transmission conditions
05/05/2009US7529264 Use of orthogonal or near orthogonal codes in reverse link
05/05/2009US7529179 Joint maximum likelihood estimation of integer carrier frequency offset and channel in OFDM systems
05/05/2009US7529178 Automatic gain control for OFDM receivers for transmission of bursts of data in LAN systems
05/05/2009US7529177 Dithering scheme using multiple antennas for OFDM systems
04/2009
04/30/2009WO2009054396A1 Wireless communication system, base station apparatus and mobile station apparatus
04/30/2009WO2009054337A1 Mobile communication system and base station apparatus
04/30/2009WO2009054311A1 Base station device, mobile station device, and mobile communication system
04/30/2009WO2009054264A1 Communication device, multicarrier communication system, and communication method
04/30/2009WO2009054146A1 Hopping method, radio communication terminal device, and radio communication base station device
04/30/2009WO2009054144A1 Hopping method, radio communication terminal device, and radio communication base station device
04/30/2009WO2009054052A1 Ofdm communication device and method for ofdm communication
04/30/2009WO2009022856A3 Peak to average power ratio reduction
04/30/2009WO2007062104A3 Systems and methods for implementing cordic rotations for projectors and related operators
04/30/2009US20090110098 Data processing apparatus and method
04/30/2009US20090110097 Data processing apparatus and method
04/30/2009US20090110094 Data processing apparatus and method
04/30/2009US20090110030 High bandwidth data transport system
04/30/2009US20090109919 Random Access Cyclic Prefix Dimensioning in Wireless Networks
04/30/2009US20090109909 Differential cqi for ofdma systems
04/30/2009US20090109835 Techniques to generate constant envelope multicarrier transmission for wireless networks
04/29/2009EP2053773A1 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
04/29/2009EP2053769A1 Ofdm signal reception apparatus and ofdm signal reception method
04/29/2009EP2053768A1 Ofdm communication device and guard interval length determining method
04/29/2009EP2053486A1 System for generating pseudorandom sequences
04/29/2009EP1665594A4 Combined inverse fast fourier transform and guard interval processing for efficient implementation of ofdm based systems
04/29/2009EP1510014A4 Data detection for codes with non-uniform spreading factors
04/29/2009EP1277358B1 Apparatus and method for providing separate forward dedicated and shared control channels in a communications system
04/29/2009CN101421958A Method for allocating reference signals in MIMO system
04/29/2009CN101421957A Receiver and receiving method for RF signals
04/29/2009CN101421956A Single carrier transmission system, communication device, and single carrier transmission method used for them
04/29/2009CN101421955A Preamble composing method
04/29/2009CN101420411A Fast carrier capture method with low signal-noise ratio
04/29/2009CN101420400A Physical layer mode selection optimizing method for multi-carrier system
04/29/2009CN101420278A Method and system for implementing IP packet multiplexing broadcast based on CMMB channel
04/29/2009CN100484115C System and method for channel estimation in an OFDM mobile communication system
04/29/2009CN100483980C Code channel management in a wireless communication system
04/29/2009CN100483979C Subband adaptive Turbo code modulation method under fixed throughput in OFDM
04/29/2009CN100483978C OFDM frequency synchronizing method at multi-path channel
04/29/2009CN100483967C Transmitter and receiver capable of controlling peak power
04/29/2009CN100483963C Orthogonal lower mixing frequency digital template matching pulse ultra wide band radio signal receiving method
04/29/2009CN100483958C Comunication method of high data-rate wireless local network
04/28/2009US7526038 Communications system, method and device
04/28/2009US7526035 Apparatus and method for switching between an AMC mode and a diversity mode in a broadband wireless communication system
04/28/2009US7526011 Radio communication system, transmitter, receiver and radio communicating method
04/28/2009CA2326318C Hybrid and all digital fm in-band-on-channel digital audio broadcasting method and system
04/23/2009WO2009051153A1 Multi-carrier transmission device and peak suppression method
04/23/2009WO2009050959A1 Mobile communication system, base station apparatus and mobile station apparatus
04/23/2009WO2009050902A1 Conversion device
04/23/2009WO2009050793A1 Mobile station and wireless base station
04/23/2009WO2009049482A1 Multi-users detecting method and device of ofdm transmission signal
04/23/2009WO2008086599A8 Method and apparatus for reducing probability of detection, improving jamming resistance and security for broadband wireless systems
04/23/2009US20090104877 Radio communication apparatus and radio communication method
04/23/2009US20090103508 Automatic power control system for a code division multiple access (cdma) communications system
04/23/2009US20090103428 System for generating space frequency block code relay signal and method thereof
04/23/2009US20090103427 Code channel management in a wireless communications system
04/22/2009EP2051425A1 Ofdm reception device, ofdm reception integrated circuit, ofdm reception method, and ofdm reception program
04/22/2009EP2051424A1 Ofdm transmitter apparatus and ofdm receiver apparatus
04/22/2009EP2051409A1 Radio communication mobile station device and resource allocation method
04/22/2009CN201226530Y Multi-carrier low intermediate frequency signal generator
04/22/2009CN101416432A Communication device, communication node, and method for transmitting a message
04/22/2009CN101414993A Transmission control information processing circuit and receiving apparatus
04/22/2009CN101414863A Adaptive antenna radio communication device and method
04/21/2009US7522559 Method and apparatus for blind code detection
04/21/2009US7522544 Radio communication apparatus and subcarrier assignment method
04/21/2009US7522515 Method and system for providing window shaping for multiline transmission in a communications system
04/21/2009US7522513 Method and system for receiving a multi-carrier signal
04/16/2009WO2009049226A1 Method and apparatus for generation and usage of extended golay codes
04/16/2009WO2009048362A1 Method and apparatus for per-antenna pilot transmission supporting multi-user mimo transmission
04/16/2009WO2009047915A1 Multicarrier transmitter and multicarrier receiver
04/16/2009WO2008085593A3 System and method for reducing interference in an orthogonal frequency division modulation system
04/16/2009WO2007005381A3 Protocol engine for processing data in a wireless transmit/receive unit
04/16/2009WO2006124810A3 Pilot transmission and channel estimation with pilot weighting
04/16/2009US20090097580 Apparatus and Method For Modulating Data Message By Employing Orthogonal Variable Spreading Factor (OVSF) Codes In Mobile Communicating System
04/16/2009US20090097396 Method and apparatus for transmitting/receiving a continuous pilot code in a multi-carrier system
04/16/2009US20090097395 Beamforming Using Predefined Spatial Mapping Matrices
04/15/2009EP2048809A1 Assignment and generation of hop sequences in multicarrier spread spectrum systems
04/15/2009EP2048805A1 Radio communication device and radio communication method
04/15/2009EP1282951A4 Frame control encoder/decoder for robust ofdm frame transmissions
04/15/2009CN101411152A Video over cable modem
04/15/2009CN101411106A Common time frequency radio resource in wireless communication systems
04/15/2009CN100479355C Wireless controller and diffusion code choosing method
04/14/2009US7519128 MIMO transmission and reception methods and devices
04/14/2009US7519122 OFDM reception apparatus and OFDM reception method
04/14/2009US7519121 OFDM demodulation circuit and OFDM reception apparatus using the same
04/14/2009US7519105 Channel code assignment according to gain factor
04/14/2009US7519018 Method for physical layer automatic repeat request for a subscriber unit
04/14/2009CA2349614C Method and device for receiving at least two reception paths, and corresponding use
04/09/2009WO2009045045A2 Method for transmitting signals for interference randomization
04/09/2009WO2009044735A1 Multicarrier transmission device
04/09/2009WO2009044710A1 User device, base station, and control information transmission method