Patents
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
04/2005
04/20/2005EP1524794A1 Transceiver training in a Digital Subscriber Line communicating system
04/20/2005EP1524793A1 Method of mapping chips of a spread out symbol to sub-channels of a multi-carrier transmission network
04/20/2005EP1524790A1 Information transmission with reduced identification-data size
04/20/2005EP1523838A1 Adaptive pre-equalization method and apparatus
04/20/2005EP1523809A1 System and method for optimized utilization of code resource in communication networks
04/20/2005EP1493236A4 A system and method for selecting spreading codes based on multipath delay profile estimation for wireless transceivers in a communication network
04/20/2005EP0998068B1 Ofdm (orthogonal frequency division multiplexing) receiver
04/20/2005CN1608368A Control of power spectral density by modulation of subcarriers which do not carry data
04/20/2005CN1607758A Transmission method of words representing transmission parameters respectively allocated to mobile stations communicating with base station in mobile communication system
04/20/2005CN1198400C Noise cancelling method and equipment
04/19/2005US6882636 Apparatus and method for encoding/decoding transport format combination indicator in CDMA mobile communication system
04/19/2005US6882619 Interference suppressing OFDM method for wireless communications
04/19/2005US6882618 Transmitting apparatus, receiving apparatus, communication system, transmission method, reception method, and communication method
04/14/2005WO2005034409A2 Sync bursts for frequency offset compensation
04/14/2005WO2005034405A2 Code tree fragmentation in call admission control
04/14/2005WO2005034378A1 Method and system for frequency offset hopping in a radio network
04/14/2005US20050078761 High rate transmit diversity transmission and reception
04/14/2005US20050078737 Frequency offset hopping for telecommunications
04/14/2005US20050078599 Apparatus, method and computer program for correcting common phase error of OFDM signal symbols
04/14/2005US20050078598 Enhancement to the multi-band OFDM physical layer
04/14/2005CA2540572A1 Code tree fragmentation in call admission control
04/13/2005EP1523143A1 Receiving apparatus in OFDM transmission system
04/13/2005EP1523120A2 Methods and apparatus for downlink diversity in cdma using walsh codes
04/13/2005EP1523109A2 Support of multiuser detection in the downlink
04/13/2005EP1522200A2 Rate control for multi-channel communication systems
04/13/2005EP1434381A9 Link adaptation process
04/13/2005EP1198938A4 Fading resistant multi-level qam receiver
04/13/2005CN1606842A Method for code re-allocation in telecommunication systems, related system and computer product
04/13/2005CN1606837A Radio transmission device and radio transmission method
04/13/2005CN1606834A Method and apparatus for determining power allocation in a MIMO communication system
04/13/2005CN1606299A Apparatus, method and program for correcting common phase error of OFDM signal symbols
04/13/2005CN1197399C Method for controlling terminal call accessing in mobile communication system
04/13/2005CN1197312C Optimized synchronous prestructure
04/13/2005CN1197288C System method and program for displaying waveform quality of CDMA signal and recorded medium where the program is recorded
04/13/2005CN1197284C Method and device for transmission and construction of quasi orthogonal vectors
04/13/2005CN1197255C Communication device and communication method
04/12/2005US6879649 Receiver and method for digital transmission in a wireless communication network
04/12/2005US6879626 Transmission/reception apparatus and modulation system estimation method
04/12/2005US6879576 Method and apparatus for processing a physical channel with partial transport format information
04/07/2005WO2005032079A1 Managing traffic in communications system having dissimilar cdma channels
04/07/2005WO2005032022A1 Method and system for multipath interference cancellation for a receiver in a multicode division multiple access system
04/07/2005WO2005032021A1 Radio transmission device, radio reception device, and radio transmission method
04/07/2005WO2005032020A1 Radio communication apparatus and peak suppressing method
04/07/2005WO2005031982A1 Input control device and input control method
04/07/2005US20050074052 Method and apparatus for generating noise-added signal
04/07/2005US20050074036 Sync bursts for frequency offset compensation
04/07/2005US20050073976 System and method for transmitting common data in a mobile communication system
04/07/2005US20050073971 Portable terminal, communication system, and communication method
04/07/2005US20050073946 Transmitter and receiver for use with an orthogonal frequency division multiplexing system
04/07/2005CA2539786A1 Managing traffic in communication system having dissimilar cdma channels
04/06/2005EP1520385A1 Dual-mode shared ofdm methods/transmitters, receivers and systems
04/06/2005EP1520349A1 Method and device for wavelet denoising
04/06/2005CN1605173A Multiple-access hybrid OFDM-CDMA system with frequency-domain spreading
04/06/2005CN1605170A Method and apparatus for pulse overlap pre-compensation in digitally modulated signals
04/06/2005CN1605167A Radio apparatus and adaptive array processing method
04/06/2005CN1604646A Method for reducing power consumption of hand-held mobile multimedia telecasting equipment
04/06/2005CN1604511A Adaptive power distribution method for multi-antenna OFDM communication system
04/06/2005CN1604510A New access preamble generating method in OFDM communication system
04/06/2005CN1604484A Receiving method and receiver with high-precision signal estimation
04/06/2005CN1196288C Method and device for variable-speed transmission
04/06/2005CN1196287C Satellite direct radio broadcast system
04/06/2005CN1196273C Method and apparatus for reducing peak-to-average ratio in a CDMA communication system
04/05/2005US6876690 Method, system, apparatus and computer program in a telecommunication system
04/05/2005US6876675 Synchronization in OFDM systems
04/05/2005US6876672 Method of transmitting data on multiple carriers from a transmitter to a receiver and receiver designed to implement the said method
03/2005
03/31/2005WO2005029744A2 Ultra-wideband communication protocol
03/31/2005US20050070295 Code tree fragmentation in call admission control
03/31/2005US20050070237 Receiving method and receiver with high-precision signal estimation
03/31/2005US20050069054 Method and apparatus for providing channel state information
03/31/2005US20050069047 Receiver and reception method
03/31/2005US20050068922 Managing traffic in communications system having dissimilar CDMA channels
03/31/2005US20050068921 Multiplexing of physical channels on the uplink
03/31/2005US20050068886 Multi-symbol encapsulated OFDM transmission
03/31/2005US20050068884 Apparatus and method for dynamically assigning resources in an OFDM communication system
03/30/2005EP1518343A1 Generation of orthogonal codes
03/30/2005CN1602599A Bit level diversity combining for COFD system
03/30/2005CN1602593A Error detection code generating method and error detection code generator
03/30/2005CN1602584A AM digital audio broadcasting with analog signal pre-compensation
03/30/2005CN1602011A Method and apparatus for providing channel state information
03/30/2005CN1601940A Phase annoying method of signal peak even power rate suppressed quadrature frequency division complex
03/30/2005CN1195356C Radio communication apparatus
03/29/2005US6873645 Automatic power control system for a code division multiple access (CDMA) communications system
03/29/2005CA2483117A1 Multi-symbol encapsulated ofdm system
03/24/2005WO2005027397A1 Method and apparatus for acknowledging reverse link transmissions in a communications system
03/24/2005WO2005027386A1 Digital data transmission device
03/24/2005WO2005027372A1 Secure communication method, transmission apparatus and reception apparatus
03/24/2005US20050064832 Radio reception apparatus and radio reception method
03/24/2005US20050063496 Method of selecting a receiving path and receiving device comprising sereral receiving paths
03/24/2005US20050063480 Method and System for OFDM Symbol Timing Synchronization
03/24/2005US20050063479 Communication data using wideband communications
03/24/2005US20050063327 Method and apparatus for transmission and reception within an OFDM communication system
03/24/2005US20050063298 Synchronization in a broadcast OFDM system using time division multiplexed pilots
03/24/2005US20050063297 Receiver for burst signal including known signal
03/24/2005CA2537443A1 Method and apparatus for acknowledging reverse link transmissions in a communications system
03/23/2005EP1517576A2 Apparatus and method for allocating channels in a wireless communication system
03/23/2005EP1516467A1 Modulation apparatus using mixed-radix fast fourier transform
03/23/2005EP1516441A1 Diversity transmission modes for mimo ofdm communication systems
03/23/2005CN1600008A Power amplifier transient compensation in OFDM systems
03/23/2005CN1599994A Modulation/demodulation apparatus using matrix and anti-matrix
03/23/2005CN1599988A Method of selecting a receiving path and receiving device comprising several receiving paths