| Patents for H04J 13 - Code division multiplex systems (21,510) |
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| 06/17/1998 | CN1185249A Method for providing angular diversity, and base station equipment |
| 06/17/1998 | CN1185248A Base station equipment and method for steering antenna beam |
| 06/17/1998 | CN1185243A Multiple transmission channel group transmitter |
| 06/17/1998 | CN1185083A Method of communicaion between base station and plurality of mobile unit communication apparatus, base station, and mobile unit communication apparatus |
| 06/17/1998 | CN1185063A Method and apparatus for demodulation and power control bit detection in spread spectrum communication system |
| 06/16/1998 | US5768305 Identification of start and end points of transmitted data in spread spectrum communication systems |
| 06/16/1998 | US5768269 Apparatus and method for establishing frame synchronization in distributed digital data communication systems |
| 06/16/1998 | US5768264 Time division multiple access base station supporting ISDN messages |
| 06/16/1998 | US5767738 Apparatus and method for demodulating a modulated signal |
| 06/10/1998 | EP0847153A2 Method and apparatus for measuring waveform quality of CDMA signal |
| 06/10/1998 | EP0847147A2 Transmission power control method for a CDMA communication system |
| 06/10/1998 | EP0847145A2 Spread-spectrum communication method and apparatus |
| 06/10/1998 | EP0846376A1 Method and apparatus for rate determination in a communication system |
| 06/09/1998 | US5764687 Mobile demodulator architecture for a spread spectrum multiple access communication system |
| 06/09/1998 | US5764685 Method of setting spread code series and communication apparatus using spread spectrum communication method |
| 06/09/1998 | US5764646 Packet data transmission with clash subtraction |
| 06/09/1998 | US5764630 Forward link carrier recovery in an OCDMA spread spectrum communication system without a pilot tone |
| 06/04/1998 | WO1998024204A2 Method of measuring frequency difference, and receiver |
| 06/03/1998 | EP0845887A1 Method for transmission by direct spread spectrum with generation and optimisation of sequences |
| 06/03/1998 | EP0845872A2 Transmission of wideband signals in a net with stationary signal interference |
| 06/03/1998 | CN1183865A Method and equipment for multirate coding and detection in multiple access mobile communication system |
| 06/02/1998 | US5761238 Transmitted reference spread spectrum communications system |
| 06/02/1998 | US5761237 Method and apparatus for multiuser-interference reduction |
| 06/02/1998 | US5761196 Code division multiple access (CDMA) inbound messaging system utilizing re-use of sequences |
| 05/27/1998 | EP0844801A2 Cellsite station having switcher units to implement intra-cell handover |
| 05/27/1998 | EP0714575A4 Method and apparatus for creating a composite waveform |
| 05/27/1998 | CN1183156A Alarm sensor multiplexing |
| 05/27/1998 | CN1183011A Method and equipment for pilot frequency channel detection |
| 05/27/1998 | CN1182990A Method for establishing and holding synchronous code division multiple access communication chain |
| 05/27/1998 | CN1182989A Frame forming tech. for multi-rate code division multiple access communication system |
| 05/27/1998 | CA2218743A1 Transmitting/receiving facility and method for transmitting broadband signals as well as transmitting/receiving facility for receiving broadband signals |
| 05/26/1998 | US5757853 Spread spectrum time diversity communications system |
| 05/26/1998 | US5757850 Transmission bit rate discrimination method and apparatus |
| 05/26/1998 | US5757847 Method and apparatus for decoding a phase encoded signal |
| 05/26/1998 | US5757767 Method and apparatus for joint transmission of multiple data signals in spread spectrum communication systems |
| 05/26/1998 | US5757766 Transmitter and receiver for orthogonal frequency division multiplexing signal |
| 05/22/1998 | WO1998021848A1 Radio communication equipment using algorithm diversity |
| 05/20/1998 | EP0843472A1 Information transmission method, information duplication prohibiting method, information duplication prohibiting device and information recording medium |
| 05/20/1998 | EP0842588A1 Apparatus for upgrading of a one-way message transmission system |
| 05/20/1998 | EP0842567A1 Synchronization to pseudo random number sequence with sign ambiguity in communications systems |
| 05/20/1998 | CN1182314A Spread spectrum communication system |
| 05/20/1998 | CN1182310A Acquisition scheme and receive for asynchronous Ds-CDMA cellular communication system |
| 05/20/1998 | CN1182309A Interference signal cancellation system |
| 05/19/1998 | US5754604 Synchronization to pseudo random number sequence with sign ambiguity in communications systems |
| 05/19/1998 | US5754599 Method and apparatus for coherent channel estimation in a communication system |
| 05/19/1998 | US5754585 Method and apparatus for serial noncoherent correlation of a spread spectrum signal |
| 05/19/1998 | US5754584 Non-coherent spread-spectrum continuous-phase modulation communication system |
| 05/19/1998 | US5754541 Data transmission method, base station, and subscriber terminal |
| 05/14/1998 | WO1998020639A1 Code generating method and code selecting method |
| 05/13/1998 | EP0841763A1 Method for radio resource control |
| 05/13/1998 | EP0840988A2 Connection establishment method and radio system |
| 05/13/1998 | EP0840961A1 Self-calibration apparatus and method for communication device |
| 05/13/1998 | CN1181852A Communication system and operating method thereof |
| 05/12/1998 | US5751761 System and method for orthogonal spread spectrum sequence generation in variable data rate systems |
| 05/12/1998 | US5751704 Technique for minimizing the variance of interference in packetized interference-limited wireless communication systems |
| 05/07/1998 | WO1998019477A1 Circuit for eliminating external interference signals in code division multiple access mobile phone |
| 05/07/1998 | WO1998019476A1 Apparatus for eliminating external interference signals in code division multiple access mobile phone and method therefor |
| 05/07/1998 | WO1998019418A1 A class of low cross correlation non-palindromic synchronization sequences for code tracking in synchronous multiple access communication systems |
| 05/07/1998 | WO1998019400A1 Method and apparatus for synchronized communication over wireless backbone architecture |
| 05/07/1998 | CA2270940A1 Method and apparatus for synchronized communication over wireless backbone architecture |
| 05/06/1998 | EP0670090A4 Method and apparatus for power estimation in a communication system. |
| 05/05/1998 | US5748687 Spreading code sequence acquisition system and method that allows fast acquisition in code division multiple access (CDMA) systems |
| 05/05/1998 | US5748669 Method and apparatus for transmitting information converted to spread spectrum signal |
| 05/05/1998 | US5748623 Code division multiple access transmitter and receiver |
| 05/05/1998 | CA2079069C Cordless telephone arranged for operation in a frequency hopping system |
| 04/30/1998 | WO1998018217A1 Transmission timing offset method for ds-cdma mobile telephone systems |
| 04/30/1998 | WO1998018202A1 Apparatus and method for demodulating a modulated signal |
| 04/30/1998 | CA2268665A1 Transmission timing offset method for ds-cdma mobile telephone systems |
| 04/29/1998 | EP0838917A2 Code and frequency division multiple access communications system |
| 04/29/1998 | EP0838910A2 Acquisition scheme and receiver for an asynchronous DS-CDMA cellular communication system |
| 04/29/1998 | EP0838105A1 Multipath resistant, orthogonal code-division multiple access system |
| 04/29/1998 | CN1180463A Signal transmitting method, transmitter, receiver and spread-spectrum code synchronizing method for mobile communication system |
| 04/29/1998 | CN1180269A Multi-carrier communication method and device |
| 04/28/1998 | US5745837 Apparatus and method for digital data transmission over a CATV system using an ATM transport protocol and SCDMA |
| 04/28/1998 | US5745529 Post detection intergration (PDI) receiver |
| 04/28/1998 | US5745525 Method and system for simultaneously broadcasting and receiving digital and analog signals |
| 04/28/1998 | US5745496 Apparatus and method of establishing a downlink communication path in a wireless telecommunications system |
| 04/28/1998 | US5745484 Efficient communication system using time division multiplexing and timing adjustment control |
| 04/28/1998 | US5745483 Wireless computer network communication system and method having at least two groups of wireless terminals |
| 04/28/1998 | US5745480 Multi-rate wireless communications system |
| 04/23/1998 | WO1998017077A2 Channel allocation method and radio system using a combination of tdma and cdma |
| 04/22/1998 | EP0837566A2 Control of modulation process based on significance factor of input signal |
| 04/22/1998 | EP0836770A2 Automatic power control system for a code division multiple access (cdma) communications system |
| 04/22/1998 | CN1179652A Information signal communication apparatus, method and system |
| 04/22/1998 | CN1038174C Integrated cellular communications system |
| 04/21/1998 | US5742678 Multiple access coding for radio communications |
| 04/21/1998 | US5742638 Spread-spectrum data publishing system |
| 04/21/1998 | US5742636 Spread spectrum receiving apparatus with battery saving function |
| 04/21/1998 | US5742595 Processing CDMA signals |
| 04/21/1998 | CA2085426C Synchronized resetting of coding devices |
| 04/16/1998 | WO1998016043A1 Method for transmitting data packets on carrier frequency with linear variation and transmitter implementing this method |
| 04/16/1998 | CA2267799A1 Process for transmitting data in packets on a linearly variable carrier frequency and transmitter and receiver implementing this process |
| 04/15/1998 | EP0836293A1 Framing technique for a multi-rate CDMA communication system |
| 04/15/1998 | EP0836288A2 Spread-spectrum method and system for communication between a base station and a plurality of mobile units |
| 04/15/1998 | EP0835593A2 Code division multiple access (cdma) communication system |
| 04/15/1998 | EP0835568A2 Cdma modem |
| 04/15/1998 | EP0835560A1 Method and apparatus for determining signal strength in a spread spectrum communication system having a variable data rate |
| 04/15/1998 | EP0705510B1 Receiver for a direct sequence spread spectrum orthogonally encoded signal employing rake principle |
| 04/15/1998 | CN1179248A Apparatus and method for generating pseudorandom quantities based upon radio channel characteristics |
| 04/15/1998 | CN1179246A Method and system for communication over multiple channels in spread spectrum conmunication system |