Patents
Sitemap › H04 - Electric communication technique › H04J - Multiplex communication › H04J 3 - Time-division multiplex systems
Patents for H04J 3 - Time-division multiplex systems (63,408)
08/1998
08/18/1998US5796796 Pointer adjustment jitter cancellation processor utilizing phase hopping and phase leaking techniques
08/18/1998US5796795 Data transferring circuit which aligns clock and data
08/18/1998US5796794 Method and apparatus for serial-to-parallel conversion of data based on sync recovery
08/18/1998US5796793 For a telecommunications system
08/18/1998US5796726 Systems and methods for random access in time division multiple access satellite radiotelephone communications
08/18/1998US5796724 Method and apparatus for partitioning transmission bandwidth among different data streams
08/18/1998US5796723 System and method for end-to-end threshold setting
08/18/1998US5796720 Control method of asynchronous data communications
08/18/1998US5796718 Method of and system for intelligent access line protect switching
08/18/1998US5796717 System for switching from working units to stand-by units
08/18/1998US5796716 Method and apparatus for simultaneous voice/data transmission
08/18/1998CA2102439C Structure and method for combining pcm and common control data on a backplane bus
08/18/1998CA2094641C Isdn interface
08/18/1998CA2077104C Reception of tdma digital data signal with compensation for channel variations
08/18/1998CA2055396C Delay distortion suppressing system for asynchronous transfer mode (atm) communication system
08/13/1998WO1998035523A2 Packet control channel feedback support for contention and reservation based access
08/13/1998WO1998035477A1 Demodulation with separate branches for phase and amplitude
08/13/1998WO1998035466A2 Synchronization of telecommunications network
08/13/1998WO1998035465A1 Methods and apparatus for fair queuing over a network
08/13/1998WO1998035463A2 Method for frequency division duplex communications
08/13/1998WO1998035457A1 Delay compensation
08/13/1998WO1998035456A1 Delay compensation in a discrete multitone spread spectrum communications system
08/12/1998EP0858240A2 Cell assembly and multiplexing device, and demultiplexing device
08/12/1998EP0858230A1 Recording and producing an MPEG information signal on/from a record carrier
08/12/1998EP0858171A2 Encoding digital signals
08/12/1998EP0857401A1 Broadband digital cross-connect system
08/12/1998EP0857381A1 Coexisting communication systems
08/12/1998EP0559659B1 Passive optical network
08/12/1998CN1190512A ATM throttling
08/12/1998CN1190296A Method and apparatus for bandwidth reuse in communication network
08/11/1998US5794123 Fade recovery in digital message transmission systems
08/11/1998US5793824 Digital phase locked loop having adaptive bandwidth for pulse stuffing synchronized digital communication system
08/11/1998US5793804 Method for communicating data
08/11/1998US5793772 Method and apparatus for synchronizing timing of components of a telecommunication system
08/11/1998US5793770 High-performance parallel interface to synchronous optical network gateway
08/11/1998US5793760 In a telecommunications system
08/11/1998US5793759 Apparatus and method for digital data transmission over video cable using orthogonal cyclic codes
08/11/1998US5793756 Method and apparatus for organizing and recovering information communicated in a radio communication system
08/11/1998US5793745 Bundled protection switching in a wide area network background of the invention
08/11/1998US5793744 Digital mobile communication system
08/11/1998US5793509 Telecommunications network
08/11/1998US5793425 Method and apparatus for dynamically controlling encoding parameters of multiple encoders in a multiplexed system
08/11/1998CA2197263A1 Method of detecting signal degradation fault conditions within sonet and sdh signals
08/11/1998CA2061926C Multiple access communication system capable of deciding a connection route among a central station, repeater stations, and terminal stations
08/06/1998WO1998034388A2 Method and apparatus for reliable operation of universal voice grade cards
08/06/1998WO1998034362A1 Combined uniform rate and burst rate transmission system
08/06/1998WO1998034361A1 Method for transmitting a service channel in a plesiochronous frame of said service channel and corresponding transmission system
08/06/1998WO1998034360A1 Switchable multi-drop video distribution system
08/06/1998WO1998034359A1 Air frame synchronisation
08/06/1998WO1998034355A1 Method to train a radio receiver
08/06/1998WO1998034349A1 Circuitry and method for detecting frequency deviation caused by aging of an oscillator
08/06/1998WO1998027663A3 System for improving the quality of a received radio signal
08/06/1998CA2279323A1 Combined uniform rate and burst rate transmission system
08/06/1998CA2278712A1 Method and apparatus for reliable operation of universal voice grade cards
08/06/1998CA2250438A1 Switchable multi-drop video distribution system
08/05/1998EP0856994A2 Digital cable headend for cable television delivery system
08/05/1998EP0856993A2 Set top terminal for cable television delivery systems
08/05/1998EP0856992A2 Data reproduction apparatus for character multiplexing video signal
08/05/1998EP0856967A2 Method for searching synchronisation patterns in serial, packet oriented and multiplexed datastreams
08/05/1998EP0856965A2 Automatic detection of a telecommunications fractional channel configuration
08/05/1998EP0856964A2 Optical path signal termination equipment
08/05/1998EP0856963A1 Method for transmitting a service channel in a frame plesiochronous to said service channel and related transmission system
08/05/1998EP0856236A2 Packet channel feedback
08/05/1998EP0856235A2 Simplifying decoding of codewords in a wireless communication system
08/05/1998EP0856218A2 Transmission control method between a plurality of stations
08/05/1998EP0856214A1 A method for compensating for time dispersion in a communication system
08/05/1998EP0843923A4 Flag field-based routing mechanism for fiber optic telecommunication system employing sts-based transmission format containing asynchronous transfer mode cells
08/05/1998EP0754397B1 Cell relay transport mechanism
08/05/1998CN1189946A Multicarrier reverse link timing synchronization sytem, device and method
08/05/1998CN1189945A Appts. and method of frame alligning information in a wireless telecommunications system
08/05/1998CN1189758A Timing signal supplying device of doubled timing synchronous system
08/05/1998CN1189754A Mobile station having drift-free pulsed power detection method and apparatus
08/05/1998CN1189744A Dynamic search tree for resolution of contention between transmitting stations
08/04/1998US5790805 Distributed timer synchronization
08/04/1998US5790770 Method and apparatus for reducing information loss in a communications network
08/04/1998US5790615 Digital phase-lock loop network
08/04/1998US5790610 Data communication systems
08/04/1998US5790608 Apparatus and method for synchronizing clock signals for digital links in a packet switching mode
08/04/1998US5790606 Joint demodulation using spatial maximum likelihood
08/04/1998US5790594 Method for expediting convergence of a phase locked loop
08/04/1998US5790567 Parallel processing spacecraft communication system
08/04/1998US5790557 Apparatus for implementing the function of a virtual container-11 and a tributary unit group-2 in a synchronous digital hierarchy
08/04/1998US5790552 In a telecommunications system
08/04/1998US5790549 Subtractive multicarrier CDMA access methods and systems
08/04/1998US5790540 Multiplexing/demultiplexing unit arranged on a multi-surface integrated circuit
08/04/1998US5790538 System and method for voice Playout in an asynchronous packet network
08/04/1998US5790535 Satellite communications system carrying out reservation of necessary time slots by prediction of reply data in remote stations
08/04/1998US5790531 Method and apparatus for determining the origin of a remote alarm indication signal
08/04/1998US5790523 Testing facility for a broadband communications system
08/04/1998US5790520 Path protection switch ring system for line saving even though line setting operation was not carried out
08/04/1998US5790519 In a telecommunication network
08/04/1998US5790072 Method and apparatus for reducing data delay within a multi-channel shared-circuit date processing environment
08/04/1998US5790058 Serializing-parallelizing circuit for high speed digital signals
08/04/1998CA2041789C Fault recovery system of a ring network
07/1998
07/30/1998WO1998033355A1 Atm communications system and method
07/30/1998WO1998033291A2 Method to control a switching unit and an arrangement working according to the method
07/30/1998WO1998025434A3 Distributed digital cross-connect system and method
07/30/1998CA2279431A1 Method to control a switching unit and an arrangement working according to the method
07/29/1998EP0855840A1 Digital video signal MPEG2 and time division multiplexer and multiplexed digital signal demultiplexer
07/29/1998EP0855820A2 A method and system for optimizing data transmission line bandwidth occupation in a multipriority data traffic environment
1 ... 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 ... 635