Patents for H04J 3 - Time-division multiplex systems (63,408) |
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06/25/1997 | EP0781002A2 Optimizing performance in a packet slot priority packet transport system |
06/25/1997 | CN1152824A Method and device of estimating transmission delay for compensation of orbit satellite transmitting |
06/25/1997 | CN1152822A Clock synchronization method for non-integral number frequency multiplication system |
06/24/1997 | US5642361 Message transmission by means of a variable length frame |
06/24/1997 | US5642357 Transmission signal processing circuit which can determine an optimum stuff threshold value corresponding to a sort of a tributary unit of an input signal |
06/24/1997 | US5642356 Optimal paging of one or two cellular mobile stations using a hard page slot |
06/24/1997 | US5642354 Enhanced access burst in a wireless communication system |
06/19/1997 | WO1997022196A1 Rate adaptation in a non-uniform non-transparent data channel |
06/19/1997 | WO1997008854A3 Time division duplex repeater for use in a cdma system |
06/19/1997 | CA2212435A1 Rate adaptation in a non-uniform non-transparent data channel |
06/18/1997 | EP0779738A2 Communication apparatus and communication method |
06/18/1997 | EP0779720A2 Channel multiplex demultiplex method and channel multiplex demultiplex unit |
06/18/1997 | EP0779520A2 Enhanced uplink modulated backscatter system |
06/18/1997 | CN1152230A Digital trunk for in-band line signal |
06/18/1997 | CN1152226A Jitter-improving method for digital share system |
06/17/1997 | US5640679 Method and an apparatus for handing off mobile station from a first to a second channel in a mobile communication system |
06/17/1997 | US5640422 Digital communications modulation method and apparatus |
06/17/1997 | US5640413 Digital mobile radio communication system |
06/17/1997 | US5640398 State machine architecture for concurrent processing of multiplexed data streams |
06/17/1997 | US5640396 Apparatus and method for synchronizing a rural wireless fixed access unit into a TDMA system |
06/17/1997 | US5640391 Channel allocation control method in a network system |
06/17/1997 | US5640388 Method and apparatus for removing jitter and correcting timestamps in a packet stream |
06/17/1997 | US5640387 Digital loop carrier apparatus for large volume digital signal transmission |
06/17/1997 | CA2066558C Wireless access telephone-to-telephone network interface architecture |
06/12/1997 | WO1997021283A2 Method of improving efficiency of radio channel usage in overlapping coverage areas |
06/12/1997 | WO1997021282A2 Wireless packet data distributed communications system |
06/12/1997 | WO1997021276A1 Local multipoint distribution system |
06/12/1997 | WO1997011563A3 Telecommunications apparatus, system and method with an enhanced signal transfer point |
06/12/1997 | DE19604602C1 Asynchronous interface circuit for digital data transmission |
06/11/1997 | EP0778679A2 Radio network |
06/11/1997 | EP0425606B1 Mixed modulation level communication system |
06/11/1997 | CN1151809A Method, system and appts. for telecommunications control |
06/11/1997 | CN1035148C Comprehensive system for communication |
06/10/1997 | US5638411 Stuff bit synchronization system |
06/10/1997 | US5638410 Method and system for aligning the phase of high speed clocks in telecommunications systems |
06/10/1997 | US5638409 Data receiving device for reproducing a received symbol from a received data signal |
06/10/1997 | US5638379 Encoding system for distribution of synchronization |
06/10/1997 | US5638375 In a communications system |
06/10/1997 | US5638372 Providing filler data to transmitters in a radio communication system |
06/10/1997 | US5638371 Multiservices medium access control protocol for wireless ATM system |
06/10/1997 | US5638364 ATM-LAN with CLSF processor and simplified clad units |
06/10/1997 | US5638358 Protection switching system having impedance matching circuits |
06/10/1997 | US5638356 Order wire relay method and apparatus |
06/10/1997 | CA2110149C High frequency signal detecting circuit |
06/10/1997 | CA2088461C Method for determining the propagation time between a remote terminal station and a central terminal station in a point-multipoint bidirectional transmission network |
06/08/1997 | CA2191413A1 Method of sectionalizing trouble on telecommunication network connections |
06/05/1997 | WO1997020448A1 Updating a card unit in an electronic apparatus |
06/05/1997 | WO1997020410A1 A method for reducing transients in a clock signal generating system |
06/05/1997 | WO1997020409A1 A receiver unit for a data transmission system |
06/05/1997 | WO1997020408A1 Methods and apparatus for synchronizing timing of components of a telecommunication system |
06/05/1997 | WO1997020407A1 Method and apparatus for assigning communications channels in a cable telephony system |
06/05/1997 | WO1997020406A1 A method for desynchronization in a digital transmission system |
06/05/1997 | WO1997020405A1 A data transmission system for the transmission of a large number of telephone channels and a method in connection therewith |
06/05/1997 | CA2237908A1 A method for reducing transients in a clock signal generating system |
06/04/1997 | EP0777351A2 Synchronous digital transmission system |
06/04/1997 | EP0777350A2 Synchronization of transparent TDM superchannels |
06/04/1997 | EP0777343A2 Synchronization of wireless base stations by a service circuit in a telecommunication switching system |
06/04/1997 | EP0776560A1 Data bus system comprising resource control means |
06/04/1997 | EP0776556A1 Synchronous multipoint-to-point cdma communication system |
06/04/1997 | EP0776549A1 Paging method and apparatus |
06/04/1997 | CN1151094A Method and equipment for access multiple services using synchronous transmission mode and group mode on broadband communication network |
06/04/1997 | CN1151093A Radio communication apparatus and method |
06/03/1997 | US5636369 Fast pattern-detection machine and method |
06/03/1997 | US5636248 Method and system for regenerating amplitude and timing characteristics of an analog signal |
06/03/1997 | US5636219 System for processing synchronization signals with phase synchronization in mobile communication network |
06/03/1997 | US5636206 System for achieving alarm masking processing |
06/03/1997 | US5636205 Bidirectional line switched ring network control system |
06/03/1997 | US5636204 Transmission fault processing method and transmisssion fault processing device |
06/03/1997 | US5636203 Method and system for identifying fault locations in a communications network |
05/29/1997 | WO1997019567A1 Cell grant mechanism |
05/29/1997 | WO1997019561A1 Method and apparatus for multiplexing video programs |
05/29/1997 | WO1997019560A1 Method and apparatus for multiplexing and distributing data with preformatted real-time video |
05/29/1997 | WO1997019559A1 Method and apparatus for modifying encoded digital video for improved channel utilization |
05/29/1997 | WO1997019554A1 Method and apparatus for recovering the clock of mpeg signals |
05/29/1997 | WO1997015165A3 Packet channel feedback |
05/29/1997 | WO1997015164A3 Simplifying decoding of codewords in a wireless communication system |
05/29/1997 | CA2237869A1 Cell grant mechanism |
05/28/1997 | EP0776119A2 Method and apparatus for simultaneous voice/data transmission |
05/28/1997 | EP0776104A2 Method and network node for resynchronizing frames in a synchronous digital transmission system |
05/28/1997 | EP0776094A1 Phase-locked loop circuit for reproducing clock signals synchronized with transmitter in receiver |
05/28/1997 | EP0775423A1 System and method for telecommunication |
05/28/1997 | EP0775397A1 Method and apparatus for improved message reception at a fixed system receiver |
05/28/1997 | EP0775396A1 In-service monitoring in communications networks |
05/28/1997 | EP0308449B1 Transfer of messages in a multiplexed system |
05/28/1997 | DE19549126C1 Verfahren und Vorrichtung zum Multiplexen von Sprache und Daten Method and device for multiplexing voice and data |
05/28/1997 | CA2190791A1 Method and apparatus for simultaneous voice/data transmission |
05/27/1997 | US5633892 Hybrid line coding method and apparatus using 4B/3T encoding for payload bits and 1B/1T encoding for framing information |
05/27/1997 | US5633874 Automatic retransmission request |
05/27/1997 | US5633873 Combined fixed and mobile radio communication system and method |
05/27/1997 | US5633871 Signal processing system |
05/27/1997 | US5633864 Communication system comprising an ATM network and a demultiplexing device |
05/22/1997 | WO1997018649A1 Method and apparatus for multiplexing tdm and atm signals over a communications link |
05/22/1997 | DE19629188A1 Clock and combined clock and message routing signal transmission system |
05/22/1997 | CA2237645A1 Method and apparatus for multiplexing tdm and atm signals over a communications link |
05/20/1997 | US5631931 Bus type clock supplying system for providing a clock in a communication system with a plurality of clock bus lines |
05/20/1997 | US5631908 Method and apparatus for generating and implementing smooth schedules for forwarding data flows across cell-based switches |
05/20/1997 | US5631902 Digital cross-connect system |
05/20/1997 | US5631898 For transmitting signals to a remote unit |
05/20/1997 | US5631896 Hitless path switching apparatus and method |
05/20/1997 | US5631854 Data link module for time division multiplexing control systems |