Patents
Patents for H04J 13 - Code division multiplex systems (21,510)
06/2002
06/13/2002WO2002047301A2 Wireless spread spectrum system
06/13/2002WO2002047291A1 Mobile communication system
06/13/2002WO2002047287A2 Peak power and envelope magnitude regulators and cdma transmitters featuring such regulators
06/13/2002WO2002021729A3 Method and apparatus for processing a physical channel with partial transport format information
06/13/2002US20020072343 Receiver
06/13/2002US20020071420 CDMA base station having an improved antenna system
06/13/2002US20020071412 CDMA mobile communication system and communication method
06/13/2002US20020071411 CDMA mobile communication system and communication method
06/13/2002US20020071409 System and method for controlling signal strength over a reverse link of a CDMA wireless communication system
06/13/2002US20020071384 Hybrid synchronous space/code multiple access system using an adaptive antenna system
06/13/2002DE10059559A1 Verfahren und Vorrichtung zur Datenübertragung über Lichtwellenleiter Method and apparatus for data transmission via fiber optics
06/13/2002CA2436655A1 Method and apparatus for power level adjustment in a wireless communication system
06/13/2002CA2431248A1 Peak power and envelope magnitude regulators and cdma transmitters featuring such regulators
06/12/2002EP1213868A1 Method for data rate selection in a wireless communication system
06/12/2002EP1213864A1 Multicarrier cdma communication device
06/12/2002EP1213854A2 Capacity management in a CDMA system
06/12/2002EP1213846A2 Code division multiple access communication system
06/12/2002EP1213845A2 Code acquisition in a CDMA communication system
06/12/2002EP1212914A1 Method, device and program unit for improving the transmission quality in a cdma system
06/12/2002EP1212854A1 Method for performing usts handover and usts mode switching in a mobile communication system
06/12/2002EP1212853A1 Method for selecting rach in a cdma mobile communication system
06/12/2002EP1212852A1 System and method for synchronizing base stations in cellular and pcs networks
06/12/2002EP1212851A1 Method and apparatus for overlaying two cdma systems on the same frequency bandwidth
06/12/2002EP1108307A4 Apparatus and method for channel coding and multiplexing in cdma communication system
06/12/2002EP1064737B1 Method and device for allocating channels in a cdma radiocommunications system
06/12/2002CN1353894A Signal processor for multiplex communication system and signal processing method therefor
06/12/2002CN1353893A Apparatus and associated method for communicating multimedia information upon communication link
06/12/2002CN1353887A Improvement in or relating to mobile telecommunications systems
06/12/2002CN1353885A Receiver circuit for communications terminal and method for processing signal in receiver circuit
06/12/2002CN1353514A Method for controlling reverse power of external ring in mobile communication system
06/12/2002CN1086265C Method and system for providing service and negotiation in mobile communication system
06/11/2002US6405052 Method for power control during call acquisition in CDMA mobile communication systems
06/11/2002US6404808 Period determination of sampled pseudo-random binary sequence generated signals
06/11/2002US6404778 Radio communication apparatus
06/11/2002US6404759 CDMA multi-user receiving apparatus including interference canceller with optimal receiving state
06/11/2002US6404732 Digital modulation system using modified orthogonal codes to reduce autocorrelation
06/06/2002WO2002045455A1 Radio communication system, base station device and communication terminal accommodated in the system
06/06/2002WO2002045312A2 Method and device for transmitting data via optical waveguides
06/06/2002WO2002045311A1 Preamble generation for data packet transmission in a wireless communication system
06/06/2002WO2002045296A1 Radio infrared apparatus
06/06/2002WO2002023745A3 Method and apparatus for high data rate transmission in a wireless communication system
06/06/2002WO2002009309A3 Power control in a radio communication system
06/06/2002WO2001097395A3 A method and apparatus for applying codes having predefined properties
06/06/2002WO2001093482A3 Carrierless ultra wideband wireless signals for conveying application data
06/06/2002US20020068547 Method of allocating channel codes for a synchronous uplink of mobile communication system
06/06/2002US20020067762 Method and apparatus for generating PN sequences at arbitrary phases
06/06/2002US20020067759 Efficient implementation of space division/multiple access for a synchronous CDMA communication system
06/06/2002US20020067708 Transmission power control method and apparatus and computer-recordable recording medium
06/06/2002US20020067692 Apparatus and method for transmitting and receiving data in a CDMA communication system
06/06/2002CA2430560A1 Preamble generation for data packet transmission in a wireless communication system
06/06/2002CA2398599A1 Wireless communication system and base station apparatus and communication terminal apparatus accommodated in the system
06/05/2002EP1211907A1 Base station apparatus and channel assignment method
06/05/2002EP1211836A1 Communication device and communication method
06/05/2002EP1211819A1 Radio receiving device and radio receiving method
06/05/2002EP1211816A1 CDMA mobile communications apparatus and base station detecting method used therefor
06/05/2002EP1210803A1 Determination of data rate, based on power spectral density estimates
06/05/2002EP1210777A1 Transmission using an antenna array in a cdma communication system
06/05/2002EP1210775A1 Interference cancellation in a spread spectrum communication system
06/05/2002EP0908021B1 A method and network of controlling initial power ramp-up in cdma systems by using short codes
06/05/2002CN1352840A CDMA communication system having pilot-supporting interference separating function
06/05/2002CN1352839A Apparatus and method for generating frame sync word and verifying frame sync word in CDMA communication system
06/05/2002CN1352834A Cell search procedure for time division duplex communications systems using code division multiple access
06/05/2002CN1352833A Method and apparatus for acquisition of a spread spectrum signal
06/05/2002CN1352498A Digital wave beam forming method and module in radio communication system and its array receiver
06/05/2002CN1352497A Method for ladd balancing pretreatment in mobile communication system
06/05/2002CN1086079C Multiple access coding using bent sequences for mobile radio communication
06/04/2002US6400755 Data transmission within a spread-spectrum communication system
06/04/2002US6400750 Base station system and data transmission method of multicarrier CDMA/FDM hybrid system and mobile communication system using same
06/04/2002US6400731 Variable rate communication system, and transmission device and reception device applied thereto
06/04/2002US6400703 Device and method for generating and distributing coded symbols in a CDMA communication system
05/2002
05/30/2002WO2002043354A2 Asymmetric orthogonal codes for wireless system receivers with multiplication-free correlators
05/30/2002WO2002043298A1 Asymmetric orthogonal codes for optical communications
05/30/2002WO2002043294A1 A method for enhancing the channel utilisation in a cdma system
05/30/2002WO2002043293A1 Ofdm communication apparatus and ofdm communication method
05/30/2002WO2002043279A1 Apparatus and method for generating a preamble sequence in a wireless communication system
05/30/2002WO2001024458A8 Wireless communication of concurrent voice and data using overlapping protocols
05/30/2002US20020065095 Transmission power control method and apparatus, and communication apparatus
05/30/2002US20020064208 Spread spectrum wireless communications device
05/30/2002US20020064207 Scheme for spread spectrum multiple access coding
05/30/2002US20020064146 CDMA mobile communications apparatus and base station detecting method used therefor
05/30/2002US20020064143 Multicode CDMA transmitter with improved signal processing
05/29/2002EP1209938A1 System and method for measuring propagation delay in an narrowband TDD CDMA mobile communication system
05/29/2002EP1209871A1 Channel presuming system and channel presuming method
05/29/2002EP1209843A2 Apparatus and method for generating a preamble sequence in a wireless communication system
05/29/2002EP1209484A1 Method and device for distance detection
05/29/2002EP1145457A4 Wide band radio transmission method
05/29/2002CN1351809A Prioritization and flow control of data packets for a spread spectrum multiuser channel
05/29/2002CN1351808A Channel assignment in a spread spectrum CDMA communication system
05/29/2002CN1351780A Device and method for expanding channel data in CDMA system by orthogonal transmitting subset
05/29/2002CN1351433A Direct sequential CDMA linking transferring method
05/29/2002CN1351432A Direct sequential CDMA linking transferring method
05/29/2002CN1351431A Method and system for over-area switching between CDMA mobile communication systems
05/29/2002CN1351430A Adaptive method for CDMA wireless communication system
05/29/2002CN1351429A Method and equipment for up receiving array in wireless communicaltion system
05/29/2002CN1085912C Power control method in a cellular communication system, and a receiver
05/28/2002US6397367 Device and methods for channel coding and rate matching in a communication system
05/28/2002US6396869 Modulation apparatus and method using zero-crossing detection
05/28/2002US6396868 Spread spectrum signal generating device and method in transmitter of mobile communications system
05/28/2002US6396826 Orthogonal code division multiple access waveform format for use in satellite based cellular telecommunications
05/28/2002US6396824 CDMA communications and geolocation system and method