Patents
Sitemap › H04 - Electric communication technique › H04J - Multiplex communication › H04J 13 - Code division multiplex systems
Patents for H04J 13 - Code division multiplex systems (21,510)
04/2009
04/22/2009CN100482001C Cell search procedure for time division duplex communication systems using code division multiple access
04/22/2009CN100481994C Radio communication system, wireless terminal, base station, control equipment and communication method
04/22/2009CN100481992C Method and system for establishing calling in CDMA mobile telecommunication system
04/22/2009CN100481757C Super-complementary-code generating method, and communication system using the same
04/22/2009CN100481753C Synchronized pilot reference transmission for wireless communication system
04/22/2009CN100481747C Cell search procedure for time division duplex communication systems using code division multiple access
04/16/2009WO2009048907A1 Scrambling codes for secondary synchronization codes in wireless communication systems
04/16/2009WO2009047732A2 Random access preamble and receiving schemes for wireless communications systems
04/16/2009US20090097465 Pilot signal transmission method and radio communication apparatus
04/16/2009DE102008048919A1 Frequenzsynthesizer mit schnellem Frequenzsprungverfahren Frequency synthesizer with fast frequency hopping
04/16/2009CA2699865A1 Scrambling codes for secondary synchronization codes in wireless communication systems
04/15/2009EP2048792A1 Radio transmitting apparatus and radio transmitting method
04/15/2009CN101409584A Random access preamble and receive scheme for radio communication system
04/15/2009CN100479355C Wireless controller and diffusion code choosing method
04/15/2009CN100479349C Combined selection method of transmission format
04/15/2009CN100479344C Radio communication terminal and transmission power control
04/14/2009US7519107 CDMA receiving apparatus, method, program and recording medium
04/14/2009US7519105 Channel code assignment according to gain factor
04/14/2009US7519102 Method of assignment and transmission of spread signals in direct sequence spread spectrum CDMA mobile communication system, mobile communication system, and transmitter, receiver and transmitter/receiver of mobile communication system
04/14/2009US7519097 Spread-signal multiplexing circuit
04/14/2009US7519016 Method for controlling transmission power of HS-SCCH in UMTS system
04/14/2009US7519015 Method of providing packet data service in a wireless telecommunication system
04/09/2009WO2009045045A2 Method for transmitting signals for interference randomization
04/09/2009WO2009044543A1 Sequence notification apparatus and sequence notification method
04/09/2009WO2009044537A1 Radio communication device and response signal spreading method
04/09/2009WO2009043610A1 Allocation of preamble sequences
04/09/2009US20090092174 Optimizing transmission for broadcast multicast service
04/09/2009US20090092102 Method and apparatus for scan mode selection during an evdo traffic state
04/09/2009CA2701143A1 Allocation of preamble sequences
04/09/2009CA2699850A1 Radio communication device and response signal spreading method
04/08/2009EP2045939A1 Allocation of preamble sequences
04/08/2009EP1912342B1 Spread spectrum communication method
04/08/2009EP1442627B1 Selection of the best serving sector in a cdma data communication system
04/08/2009EP1356459B1 Method and apparatus for interoperability between voice transmission systems during speech inactivity
04/08/2009EP1155508A4 Apparatus and method for allocating orthogonal codes in cdma communication system having variable rate channel structure
04/08/2009CN101406099A Radio communication mobile station device and radio communication method
04/08/2009CN100477857C Validation method for accessing probe with collision detection
04/08/2009CN100477574C Method for operating main wireless station
04/08/2009CN100477570C System and method for transmitting/receiving data in CDMA mobile communication system
04/08/2009CN100477569C Method, transmitter and receiver using long code and short code multicarrier CDMA scheme
04/08/2009CN100477568C Data transmission method for mobile packet network
04/08/2009CN100477567C Method and apparatus for allocating communication resources in wideband communication system
04/08/2009CN100477566C Constant frame coding double quadrature modulation and demodulation device
04/08/2009CN100477549C Transmitting power control method for mobile radio system
04/08/2009CN100477546C Convolution coding method and coder thereof
04/07/2009US7515906 Method of implementing authentication of high-rate packet data services
04/07/2009US7515615 Systems and methods for pseudo-random signal generation in a multi-carrier communications system
04/07/2009US7515613 Data transmission apparatus and data transmission method
04/07/2009US7515564 Physical layer processing for a wireless communication system using code division multiple access
04/07/2009US7515558 Code division multiple access communication system, and a base station control device and a base station thereof
04/02/2009WO2009041066A1 Radio communication device and sequence length adjusting method
04/02/2009WO2009041029A1 Radio communication device and response signal spreading method
04/02/2009WO2008094014A3 Method for generating a reference signal sequence using grouping
04/01/2009EP2043377A1 A sector base station
04/01/2009EP2043339A1 Method, device and system implementing multimedia redording
04/01/2009EP2041865A1 Controlling switching mode power supply of power amplifier
04/01/2009EP1342100B1 Adaptive fragmentation and frequency translation of continuous spectrum waveform to make use of discontinuous unoccupied segments of spectral regions
04/01/2009CN101401339A Base station and downstream link channel transmission method
04/01/2009CN101399792A Peak clipping device for reducing peak-average-ratio of transmission signal
04/01/2009CN101399676A Power saving and handling broadcast as unicast traffic in a wlan
04/01/2009CN101399604A Multiplexing method for following special physical channel
04/01/2009CN101399580A Power control for a channel with multiple formats in a communication system
04/01/2009CN101399560A E-DPDCH channel number and spread-spectrum factor determining method and device
04/01/2009CN100474964C Damaged radio channel change method
04/01/2009CN100474853C Processing method for inquiring service zone tags
04/01/2009CN100474804C Spread spectrum communication device and spectrum communication method thereof
04/01/2009CN100474799C Outer loop transmit power control using channel-adaptive processing
04/01/2009CN100474793C Radio infrared apparatus
04/01/2009CN100474785C Method and apparatus for efficient Walsh covering and summing of signals in communication system
04/01/2009CN100474783C Demodulator, wireless communication method, and wireless communication device
03/2009
03/31/2009US7512184 Receiver and reception method with channel estimation using smoothing and decimation fast fourier transform (FFT)
03/26/2009WO2009039452A2 Interference management employing fractional code reuse
03/26/2009WO2009038524A2 Improved power usage in tdd mbms
03/26/2009WO2009038521A1 A method and a device for reduced inter-cell interference
03/26/2009WO2009038018A1 Radio transmission device, radio communication system and radio transmission method
03/26/2009WO2009037853A1 Radio communication base station device, radio communication terminal device, and response signal allocation method
03/26/2009WO2009037626A2 Random access preamble for cellular phone systems with multiple zadoff-chu sequences
03/26/2009CA2699045A1 Interference management employing fractional code reuse
03/25/2009EP2039049A2 Adaptative multi-carrier code division multiple access
03/25/2009EP2039035A1 Signals, system, method and apparatus
03/25/2009EP1732243B1 Transmitting and receiving device and method for continuous outer-loop power control while in DTX mode in a CDMA mobile communication system
03/25/2009EP1464126B1 Power control during state transition
03/25/2009EP1187576B1 Accelerated selection of a base station in a wireless communication system
03/25/2009EP1080543A4 Method for controlling gated transmission of dedicated channel in w-cdma communication system
03/25/2009CN101395942A Mobile communication system, its scramble code assigning method, mobile station, and base station
03/25/2009CN101395831A Method and apparatus for sharing radio resources in a wireless communications system
03/25/2009CN101394670A Method of managing processing resources in a mobile radio system
03/25/2009CN101394581A Access and synchronization method and apparatus for special carrier of multimedia broadcast multicast service
03/25/2009CN101394226A Random access preamble having multiple Zadoff-Chu sequence for cellular telephone system
03/25/2009CN101394221A Synchronization method, device and UE when measuring TD-SCDMA cell
03/25/2009CN101394205A Power control method for time-division synchronous CDMA system
03/25/2009CN100473214C Movable communication system, base station equipment and movable communication system controlling method
03/25/2009CN100472983C Hybrid wireless time division multiple access/code division multiple access communication system and time slot allocation method
03/25/2009CN100472978C Digital receiver of modulated signal capable of processing various kinds of data rate
03/24/2009US7508860 Pulse signal generator for ultra-wideband radio transception and radio transceiver having the same
03/24/2009US7508798 Virtual mimo communication system
03/24/2009CA2377355C Apparatus and method for gated transmission in cdma communication system
03/19/2009WO2009035418A1 Method for encoding a bit sequence and encoding circuit
03/19/2009WO2009035076A1 Radio communication method, radio communication system, and radio transmission device
03/19/2009US20090074039 Gmsk spread modulation receiver
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