| Patents for H04J 3 - Time-division multiplex systems (63,408) |
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| 04/14/1992 | US5105421 System for controlling multiple line cards on a TDM bus |
| 04/08/1992 | EP0479768A2 Method for administration of radio channels |
| 04/08/1992 | EP0479607A2 Method and arrangement for detecting framing bit sequence in digital data communications system |
| 04/08/1992 | EP0479104A2 Multiplex transmitter-receiver system using synchronizing signals derived from power line |
| 04/07/1992 | US5103467 Asynchronous voice reconstruction for a digital communication system |
| 04/07/1992 | US5103459 System and method for generating signal waveforms in a cdma cellular telephone system |
| 04/07/1992 | US5103447 High-speed ring LAN system |
| 04/07/1992 | CA1298632C Method for transmitting data in packet switching networks |
| 04/06/1992 | WO1992006546A1 Frequency agile tdma communications system |
| 04/02/1992 | WO1992005647A1 Sequence synchronisation |
| 04/01/1992 | EP0478350A1 Method and apparatus for high-speed electronic data signal modification and improvement |
| 04/01/1992 | EP0478207A2 Extraction of an exact symbol rate as applied to bandwidth compression of modem signals through demodulation and remodulation |
| 04/01/1992 | EP0478008A2 Method and system for monitoring the data rates of asynchronous time division communications |
| 04/01/1992 | EP0477582A1 Digital frequency multiplication and data serialization circuits |
| 04/01/1992 | EP0477242A1 Data switching nodes. |
| 03/31/1992 | US5101401 Polarity judging arrangement by using frame synchronization signals of a received signal |
| 03/31/1992 | US5101292 Connector apparatus for transmitting one or more data signals via light waveguides |
| 03/31/1992 | CA1298420C Demultiplexer system |
| 03/25/1992 | WO1992005644A1 Sonet signal generating apparatus and method |
| 03/25/1992 | EP0476210A2 Asynchronous multiplexer |
| 03/25/1992 | CA2092291A1 Sonet signal generating apparatus and method |
| 03/24/1992 | US5099501 Arrangement for switching a clock to a clock having the same frequency but a lagging clock phase |
| 03/24/1992 | US5099479 End equipment for and method of setting-in communications via channels selected in a multiplex link |
| 03/24/1992 | US5099477 Phase matching circuit |
| 03/24/1992 | US5099474 Digital exchange and its control method |
| 03/24/1992 | US5099234 Switching matrix network for digital audio signals |
| 03/24/1992 | CA1298005C Frame synchronizing apparatus |
| 03/18/1992 | EP0475498A2 Circuit for bit-rate adaption of two digital signals |
| 03/18/1992 | EP0475497A2 Stuffing decision circuit for a bit rate adaption apparatus |
| 03/18/1992 | EP0475276A2 Pulse stuffing system |
| 03/18/1992 | EP0475135A1 Transmission system for connection network in communication networks |
| 03/18/1992 | EP0474838A1 Base station transceiver diagnostics equipment. |
| 03/18/1992 | CN1059628A Residual echo elimination with preportionate noise injection |
| 03/17/1992 | US5097488 Transmission apparatus and method |
| 03/17/1992 | CA1297568C Multiplexer/demultiplexer circuitry for lsi implementation |
| 03/12/1992 | CA2051037A1 Exchange system handling an in-band signal |
| 03/11/1992 | EP0474138A2 Timing logic for portable telephone in the GSM system |
| 03/11/1992 | CN1059437A Synchronous digital hierarchy rejustification |
| 03/10/1992 | US5095482 Method of and apparatus of individually monitoring transmission sections of a communications transmission link |
| 03/10/1992 | CA1297196C Modem with improved digital signal processor |
| 03/04/1992 | EP0473338A2 Bit synchronization with elastic memory |
| 03/04/1992 | EP0472700A1 Switch for multiplexes. |
| 03/04/1992 | EP0472524A1 Device for identifying traffic on a paired cable. |
| 03/04/1992 | EP0447485A4 System for cross-connecting high speed digital signals |
| 03/03/1992 | US5093830 Self-synchronizing serial transmission of signaling bits in a digital switch |
| 03/03/1992 | US5093824 Distributed protocol for improving the survivability of telecommunications trunk networks |
| 03/01/1992 | WO1992004787A1 Self-healing meshed network using logical ring structures |
| 02/26/1992 | EP0472383A2 Apparatus and method for demodulating multiplexed signals |
| 02/26/1992 | EP0472161A1 Pattern synchronizing circuit and method |
| 02/26/1992 | EP0472157A2 High-speed signal multiplexing circuit for multiplexing high-speed signals |
| 02/26/1992 | EP0472098A2 Time-division multiplexing apparatus |
| 02/25/1992 | US5091971 Method and apparatus for high-speed electronic data signal modification and improvement |
| 02/25/1992 | US5091940 Data router with burst shuffling and deshuffling output buffers |
| 02/25/1992 | US5091907 Multiplexer and demultiplexer, particularly for information transmission networks with a synchronous hierarchy of the digital signals |
| 02/25/1992 | US5091904 General signaling service unit of electronic switching system |
| 02/25/1992 | US5091902 Telecommunications transmission security arrangement |
| 02/25/1992 | CA1296394C Synchronization of asynchronous data signals |
| 02/23/1992 | CA2049615A1 Radio relay system, cordless telephone system, base station device, and radio system |
| 02/23/1992 | CA2049539A1 Demodulating multiplexed signals |
| 02/20/1992 | WO1992002998A1 Dynamic encoding rate control minimizes traffic congestion in a packet network |
| 02/20/1992 | DE4121450C1 Clock signal circuit for communications system - has control input of VCO supplied with required output of voltage comparator in dependence on master or slave clock operating mode |
| 02/20/1992 | DE4025831A1 Buffer memory for equalising phase variations - has control for multiplexer, intermediate memory, and input data memory |
| 02/19/1992 | EP0471506A2 Phase locked loop including non-integer multiple frequency reference signal |
| 02/19/1992 | EP0471045A1 Digital signal multiplexer |
| 02/12/1992 | EP0470126A1 Digital radio communication system and two way-radio. |
| 02/11/1992 | US5088112 Interface unit |
| 02/11/1992 | CA1295685C Hardware interface and protocol for a mobile radio transceiver |
| 02/06/1992 | WO1992002080A1 Clock regenerating circuit |
| 02/05/1992 | EP0469669A2 Digital transmission system with regenerator for error transmission |
| 02/05/1992 | EP0469303A2 Delay equalization emulation for high speed phase modulated direct digital synthesis |
| 02/05/1992 | EP0469197A1 Bus architecture for digital communications |
| 02/04/1992 | WO1992002994A1 Residual echo elimination with proportionate noise injection |
| 02/04/1992 | US5086470 Scrambling in digital communications network using a scrambled synchronization signal |
| 02/04/1992 | US5086438 Signal generating and receiving apparatuses based on synchronous transfer mode |
| 02/04/1992 | US5086435 Method and apparatus for detecting signals on digital data systems |
| 02/04/1992 | US5086427 Clocked logic circuitry preventing double driving on shared data bus |
| 02/04/1992 | US5086425 Arrangement for transforming data packets into a regular multiplex for a transmission system utilizing the tdma principle |
| 02/04/1992 | US5086424 Communication terminal connection system |
| 02/04/1992 | US5086423 Crosstalk correction scheme |
| 02/04/1992 | CA1295434C Apparatus and method for obtaining frequency agility in digital communication systems |
| 01/29/1992 | EP0468818A2 ATM cell format conversion system |
| 01/29/1992 | EP0468479A2 Frame synchronization circuit comprising a series-to-parallel converter |
| 01/28/1992 | WO1992002999A1 Method and means for transferring a data payload from a first sonet signal to a sonet signal of different frequency |
| 01/23/1992 | WO1991019370A3 Multiplex modulated system |
| 01/22/1992 | EP0466785A1 A method in the transmission of a digital broadband signal |
| 01/21/1992 | US5083291 Transceiving process for a digital telephone line |
| 01/16/1992 | DE4022027A1 Optisches datennetz hoher betriebssicherheit Optical data network high operational safety |
| 01/14/1992 | US5081654 Parallel bit detection circuit for detecting frame synchronization information imbedded within a serial bit stream and method for carrying out same |
| 01/14/1992 | US5081641 Interconnecting and processing system for facilitating frequency hopping |
| 01/14/1992 | US5081619 Digital signal multiplex communication system having signal path monitoring function |
| 01/12/1992 | WO1992001345A1 Method for prioritizing, selectively discarding, and multiplexing differing traffic type fast packets |
| 01/12/1992 | WO1992001341A1 Highly reliable optical data system |
| 01/12/1992 | CA2087015A1 Highly reliable optical data system |
| 01/11/1992 | WO1992001344A1 Phase locking circuit for jitter reduction in a digital multiplex system |
| 01/09/1992 | WO1992000639A1 System and method for generating signal waveforms in a cdma cellular telephone system |
| 01/08/1992 | EP0464910A2 Transmission device with a block-coded main channel and an additional channel |
| 01/08/1992 | EP0464839A2 Digitally multiplexed transmission system |
| 01/08/1992 | EP0464314A2 Control device for radio communication apparatus |
| 01/07/1992 | US5079770 Apparatus and associated methods for converting serial data pattern signals transmitted or suitable for transmission over a high speed synchronous serial transmission media, to parallel pattern output signals |
| 01/07/1992 | US5079769 Flexible multiplexer |