Patents
Patents for H04J 13 - Code division multiplex systems (21,510)
06/2001
06/12/2001US6246439 Transparent embedment of data in a video signal
06/07/2001WO2001041467A2 Inter-frequency handover in wireless cdma systems
06/07/2001WO2001041386A1 Method and apparatus for rotating the phase of a complex psk signal
06/07/2001WO2001041383A2 Code shift keying transmitter for use in a spread spectrum communications system
06/07/2001WO2001041344A2 Method and device for processing a digital data signal in a cdma radio transmitter
06/07/2001WO2001041342A2 Data transmission in a cdma communications system
06/07/2001WO2001041331A1 Communication terminal, base station system, and method of controlling transmission power
06/07/2001WO2001041318A2 Method and apparatus for spreading modulation in spread spectrum communications systems
06/07/2001WO2001041314A1 Method and arrangement for implementing intra-frame interleaving
06/07/2001US20010002905 CDMA transmission power control in variable control cycle
06/07/2001US20010002904 Fast acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system
06/07/2001DE19958658A1 Vorrichtung und Verfahren zum Erzeugen einer Sendesequenz und Vorrichtung und Verfahren zum Ermitteln von Informationen Apparatus and method for generating a transmit sequence, and apparatus and method for determining information
06/06/2001EP1104955A1 System and method for generating signal waveforms in a CDMA cellular telephone system
06/06/2001EP1104643A2 Changing a faulty radio channel
06/06/2001CN1298581A Telecommunications system with wireless code and time-division multiplex based telecommunication
06/06/2001CN1298579A Telecommunications system with wireless code and time-division multiplex based telecommunication
06/06/2001CN1298578A TDD telecommunications systems with wireless telecommunication based on code and time-division multiplex
06/06/2001CN1298262A Method for transmitting emergency stopping control information on public subdivided information channel
06/06/2001CN1298261A Method for multiplexing transmission information channel in variable position and corresponding application and apparatus
06/06/2001CN1298236A Nonlinear distortion compensation circuit, transmitting apparatus and mobile communication equipment
06/06/2001CN1298234A Code division multichannel multiplexing transmission mode and transmitting and receiving equipment
06/06/2001CN1298230A Mobile radio terminal apparatus
06/06/2001CN1298206A Multiple choise coherent detection method
06/05/2001US6243410 Demodulator having an infinite-duration impulse response filter with dynamic coeffiecient scaling
06/05/2001US6243397 Multi-carrier PC-CDMA system
06/05/2001US6243369 Apparatus and method for synchronizing an SCDMA upstream or any other type upstream to an MCNS downstream or any other type downstream with a different clock rate than the upstream
05/2001
05/31/2001WO2001039530A1 A method of multi selection coherent detection and device thereof
05/31/2001WO2001039402A1 Radio communication apparatus and method for controlling transmission power
05/31/2001WO2001039386A1 Apparatus and method for assigning a common packet channel in a cdma communication system
05/30/2001EP1104212A2 Method of transmitting emergency stop control information on common packet channel in mobile communication
05/30/2001EP1104127A1 Communication device
05/30/2001EP1104126A1 "Method for multiplexing transmission channels in flexible positions, corresponding application and device"
05/30/2001EP1104125A2 System, transmitter and receiver for code division multiplex transmission
05/30/2001EP1103109A1 Method and device for allocating channels in a communication system with cdma subscriber separation
05/30/2001CN1297660A CDMA base station device and CDMA communication method
05/30/2001CN1297655A Communication terminal device and base station device
05/30/2001CN1297634A Common packet channel
05/30/2001CN1297628A Adaptive interference-free spread-spectrum system employing binary code sequence sets with zero correlation zone properties
05/30/2001CN1297624A Compensation for phase errors caused by clock jitter in CDMA communication system
05/30/2001CN1297617A Interleaving/deinterleaving apparatus and method for communication system
05/30/2001CN1297294A Multi-phase differential digital match filter for CDMA and its implementing method
05/30/2001CN1297293A Method for generating compression mode over composite channel having at least two transmission channels, and method for carrying out same
05/30/2001CN1297292A Method for rate match between data transmission channels and relevant device, base station and mobile station
05/30/2001CN1066596C CDMA transmission system
05/29/2001US6240279 Transmission power control apparatus and a radio communication apparatus including the transmission power control apparatus
05/29/2001US6240143 Method and apparatus for the reflection and transmission of quasi orthogonal vectors
05/29/2001US6240099 Multi-user code division multiple access receiver
05/29/2001US6240081 Multicode CDMA transmitter with improved signal processing
05/25/2001WO2001037506A1 Variable rate spread spectrum communication method and apparatus
05/25/2001WO2001037441A2 A nonlinear dynamic system for spread spectrum code generation and acquisition
05/25/2001WO2000072608A3 Prioritization and flow control of data packets for a spread spectrum multiuser channel
05/24/2001US20010001616 Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
05/23/2001EP1102506A1 Method for performing handoff between asynchronous base station and synchronous base station
05/23/2001EP1102440A2 Method for improving TFCI Transportation performance
05/23/2001EP1102422A1 Method and system for improving transmission efficiency in TDMA multi-carrier communication systems
05/23/2001EP1102416A2 Mobile station with closed loop transmission power control system and method
05/23/2001EP1101379A1 Apparatus, method of and system for improving capacity in a communications network
05/23/2001EP1101321A1 Rate matching device and method for a data communication system
05/23/2001EP1101312A1 Apparatus and method for generating sync word and transmitting and receiving the sync word in w-cdma communication system
05/23/2001EP1101310A2 Optical cdma system using sub-band coding
05/23/2001EP1101309A1 Method and apparatus for reduced interference in optical cdma
05/23/2001EP1101308A1 Optical cdma system
05/23/2001EP1101294A2 Gated transmission in control hold state in cdma communication system
05/23/2001EP1101292A1 Closed loop power control in a radio communication system
05/23/2001CN1296711A Radio receiver and received power amplifying method
05/23/2001CN1296684A Multiple access method and system
05/23/2001CN1296683A Interference signal eliminator
05/23/2001CN1296359A Transmission mode combining CDMA tech. with variable speed image compression coding
05/23/2001CN1296345A Method for controlling emitted power and communication system using same
05/22/2001US6236865 Operating a cellular telecommunication system
05/22/2001US6236848 Receiver integrated circuit for mobile telephone
05/22/2001US6236672 Transmitting/receiving apparatus using a plurality of spreading codes
05/22/2001US6236483 Optical CDMA system using sub-band coding
05/17/2001WO2001035671A1 Method of transmission of image by cdma system
05/17/2001WO2001035563A1 Data communication apparatus and method in multi-carrier cdma communication system
05/17/2001WO2001035550A1 Method, apparatus and computer program for code allocation for variable data rates in a cdma system
05/17/2001WO2001035542A1 Method for correlating chronologically discrete signal segments
05/17/2001WO2001035541A2 Method for decoding a spread-coded signal and corresponding decoding device
05/17/2001WO2001035525A1 Sequential-acquisition, multi-band, multi-channel, matched filter
05/17/2001DE19953895A1 Verfahren zur Korrelation von zeitdiskreten Signalabschnitten A method for correlation of time-discrete signal sections
05/16/2001EP1100215A1 Method, apparatus and computer program for code allocation for variable data rates in a CDMA system
05/16/2001EP1099320A1 Spreader for multiple data rates
05/16/2001EP1099317A1 Data transmission method, radio network subsystem, and user equipment
05/16/2001CN1295773A Method of physical radio channel power control
05/16/2001CN1295738A CDMA mobile radio terminal
05/16/2001CN1295393A Method of adding CDMA network capacity and correlation unit
05/16/2001CN1295392A Resource allocation in CDMA small erea
05/16/2001CN1065997C Two stage mixed direct series spread spectrum/code devision multiple access communication circuit device and method
05/16/2001CN1065995C Method for providing viriable rate data communication chain path
05/15/2001US6233270 Interference diversity in synchronized networks
05/15/2001US6232927 Array antenna apparatus for use in spread spectrum communications with a particular interval between antenna elements
05/10/2001WO2001033753A1 Method for equalizing the propagation delays and optimizing the power level in a radio communication system
05/10/2001WO2001033744A1 Synchronized pilot reference transmission for a wireless communication system
05/10/2001WO2001033731A2 Method for synchronising an uplink signal transmission in a radio communication system
05/10/2001WO2001033727A1 Wide band radio transmission method
05/10/2001WO2000057591A8 Common packet channel
05/09/2001EP1098452A1 Method of increasing the capacity of a CDMA network, and associated units
05/09/2001EP1097603A1 Method and apparatus for a cdma random access communication system
05/09/2001EP1097537A1 Channel assignment within a broad-band communication system
05/09/2001EP1097526A1 Channel assignment method for a base station in a mobile communication system