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)
11/1999
11/10/1999EP0955736A2 Method and apparatus for providing power control in a multi-carrier wide band CDMA system
11/10/1999EP0955733A2 PN code generation apparatus and method, and radio communication apparatus
11/10/1999EP0954914A1 Method, system and mobile communication unit for communicating over multiple channels in a wireless communication system
11/10/1999CN1234954A CDMA mobile station apparatus and CDMA transmission method
11/10/1999CN1234953A Data communication method, mobile station and radio base station
11/10/1999CN1234930A Mobile communication system and mobile communications method
11/10/1999CN1234714A Switchover method of combined mobile communication network
11/10/1999CN1234710A Method of repeated using of quadrature frequency hopping pictures
11/10/1999CN1234707A Mobile communication system, communication control method and base station and mobile station used thereof
11/10/1999CN1234704A Spread spectrum communication system and overload control method thereof
11/09/1999US5983113 CDMA communication system using orthogonal code
11/09/1999US5982825 Method and apparatus for cancelling interference jamming in digital radio transmission
11/09/1999US5982807 High data rate spread spectrum transceiver and associated methods
11/09/1999US5982759 Method for generating dummy frequencies for frequency hard handover in code division multiple access mobile communication system
11/09/1999US5982742 Multiple access simplex mode communication systems and methods therefor
11/06/1999CA2271226A1 Methods and apparatus for providing power control in a multi-carrier wide band cdma system
11/04/1999WO1999056475A1 Resource allocation
11/04/1999WO1999056474A2 Non-continuous transmission for handover in cdma systems using a segmented time frame structure
11/04/1999WO1999056425A1 Transmitter
11/04/1999WO1999056424A1 Orthogonal frequency division multiplexing receiver system
11/04/1999WO1999056414A1 Backscatter interrogators, communication systems and backscatter communication methods
11/04/1999DE19818694A1 Correlation methods in electronic circuit
11/03/1999EP0954192A1 Base station apparatus and handover method
11/03/1999EP0954133A1 Method and device for transmitting and receiving data signals according to the DSSS technique
11/03/1999EP0954113A2 Spread-spectrum telephony with accelerated code acquisition
11/03/1999EP0954112A2 CDMA multi-user receiving apparatus including interference canceller with optimal receiving state
11/03/1999EP0954053A2 Array antenna radio communication apparatus
11/03/1999EP0953259A2 A connection establishment method, a subscriber terminal unit and a radio system
11/03/1999CN1234156A Mobile communication system
11/03/1999CN1234153A Transmission timing offset method for DS-CDMA mobile telephone systems
11/03/1999CN1233924A Radio base station for CDMA mobile communication system
11/03/1999CN1233891A Spread spectrum signal generating device for spread spectrum communication system
11/03/1999CN1233890A Method and apparatus for achieving data rate variability in orthogonal spread spectrum communication systems
10/1999
10/28/1999WO1999055011A1 Channel encoding device and method for communication system
10/28/1999WO1999044323A3 Telecommunications system with wireless code and time-division multiplex based telecommuncation
10/28/1999WO1999038337A3 Method and system for generating a complex pseudonoise sequence for processing a code division multiple access signal
10/28/1999DE19840232C1 Synchronising subscriber station in radio communication system
10/27/1999EP0952748A1 Radio communication device and method
10/27/1999EP0952687A2 Frame offset setting arrangement and frame offset setting method
10/27/1999EP0952686A2 Cdma communication method adapted to forward packet transmission
10/27/1999EP0952678A1 Digital modulation system using modified orthogonal codes to reduce autocorrelation sidelobes
10/27/1999EP0951788A2 Process and arrangement for digital radio transmission between a base station and a plurality of subscriber stations
10/27/1999CN1233382A Channel allocation method and radio system using a combination of TDMA and CDMA
10/27/1999CN1233139A Apparatus for generating periodic beacon signals for use in CDMA base station
10/27/1999CN1233117A CDMA/TDD mobile communication system and method
10/26/1999US5974082 Spread spectrum communications system
10/26/1999US5974041 Efficient parallel-stage power amplifier
10/26/1999US5974039 CDMA communications and geolocation system and method
10/26/1999CA2131922C Code division multiple access (cdma) inbound messaging system utilizing re-use of sequences
10/21/1999WO1999053710A1 Device and method for transmitting common channel message in cdma communication system
10/21/1999WO1999053701A2 Method of physical radio channel power control
10/21/1999WO1999053644A1 Cellular radio signal with additional channel assigned to downlink, corresponding method, system and base station
10/21/1999WO1999053629A2 Method and system for controlling the transmission power of certain parts of a radio transmission
10/20/1999EP0951148A2 Synchronization apparatus and method for direct sequence spread spectrum communication
10/20/1999CN1232356A Method for determining performance of various channels, wireless communication system and mobile station
10/20/1999CN1232353A Multi-carrier CDMA transmission system with frequency and transmit diversity
10/20/1999CN1232329A Transmission/reception apparatus and transmission/ reception method
10/20/1999CN1232326A Synchronization processing apparatus and synchronization processing method
10/19/1999US5970085 Method and receiver for coded satellite digital audio broadcasting
10/19/1999US5970047 Communications method, communication apparatus, reception method, and reception apparatus
10/14/1999WO1999052229A1 Radio base station apparatus and radio communication method
10/13/1999EP0949835A2 Handoff method between a CDMA and another cellular system
10/13/1999EP0949830A2 Power control method and system using idle time in mobile communication system
10/13/1999EP0949769A1 CDMA adaptive antenna receiving apparatus and communication system
10/13/1999EP0949768A2 Method and system for controlling the transmission power during macrodiversity
10/13/1999EP0949765A2 Digital modulation system using extended code set
10/13/1999EP0949764A2 Method for calculating phase shift coefficients of an M sequence
10/13/1999EP0806079A4 Transmission and reception of cpm spread-spectrum communications
10/13/1999CN1231785A Transmission of signaling data in an adjustable rate wireless communication system
10/13/1999CN1231551A Cellular communication system
10/12/1999US5966644 Communication system, including transmitting and receiving apparatus using a multi-carrier signal
10/12/1999US5966384 Method and apparatus for data transmission within a broad-band communication system
10/12/1999US5966377 Spread spectrum communication system
10/12/1999US5966376 Apparatus and method for digital data transmission using orthogonal cyclic codes
10/12/1999US5966375 Method and apparatus for radio communication with control according to priority of data to be transmitted
10/07/1999WO1999051054A1 A system and method for facilitating a handoff
10/07/1999WO1999050987A1 Transmitting/receiving device and transmitting/receiving method
10/07/1999WO1999050977A1 Channel communication device and method for cdma communication system
10/07/1999WO1999050963A2 TURBO ENCODING/DECODING DEVICE AND METHOD FOR PROCESSING FRAME DATA ACCORDING TO QoS
10/07/1999WO1999022454A3 Estimation of transmission channels in communication systems for wireless telecommunication
10/07/1999WO1998042079A3 A method of chip interleaving in direct sequence spread spectrum communications
10/07/1999CA2290357A1 Transmission/reception apparatus and transmission/reception method
10/06/1999EP0948221A2 CDMA/TDD mobile communication system and method
10/06/1999EP0948154A2 Data communication system and method using an hybrid ARQ scheme
10/06/1999EP0948144A2 IS-95, W-CDMA base station apparatus, mobile communication system and frequency sharing method with transmission power control
10/06/1999EP0908024A4 Packet-switched spread-spectrum system
10/06/1999EP0830749B1 Apparatus and method of synchronizing a transmitter in a subscriber terminal of a wireless telecommunications system
10/06/1999CN1231090A Satellite broadcasting system
10/05/1999US5963586 Method and apparatus for parallel noncoherent correlation of a spread spectrum signal
10/05/1999US5963584 Direct sequence spread spectrum transmission process, with generation and optimization of sequences
10/05/1999US5963549 Fixed wireless loop system having baseband combiner predistortion summing table
10/05/1999US5962950 Compact surface acoustic wave apparatus, spread spectrum signal receiver using the same apparatus for reception of spread spectrum signal, and spread spectrum signal communication system using the same spread spectrum signal receiver
09/1999
09/30/1999WO1999049684A2 Method and device for allocating channels in a cdma radiocommunications system
09/30/1999WO1999049609A1 Spread spectrum communication device and spread spectrum communication method
09/30/1999WO1999049597A1 Device and method for assigning spreading code for reverse common channel message in cdma communication system
09/30/1999WO1999049596A1 Device and method for controlling powers of orthogonal channel and quasi-orthogonal channel in cdma communication system
09/30/1999WO1999049594A1 Device and method for generating pn sequence in cdma communication system
09/30/1999DE19820736C1 Channel allocation method in radio communications system
09/30/1999DE19807960A1 Time-division-duplex-(TDD-) mode wireless mobile telecommunications system
09/30/1999CA2325421A1 Spread spectrum communication device and spread spectrum communication method
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