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)
07/1998
07/01/1998EP0851620A2 Communication method, transmitting apparatus and receiving apparatus for simultaneously using first and second communication resources by variable allocation
07/01/1998EP0851619A2 Higher speed digital loop carrier transmission system
07/01/1998EP0851594A2 Data transmitter, data receiver, data communication system, and data communication method
07/01/1998EP0850547A1 Process for transmitting data packets from mobile stations to base stations in mobile radio systems operated on the time multiplex system
07/01/1998EP0850522A2 Packet framing method and apparatus
07/01/1998EP0850517A1 Network element and input-output unit for a synchronous transmission system
07/01/1998EP0850516A1 Method and apparatus for allocating shared bandwidth among a plurality of users
07/01/1998EP0617877B1 A uniswitch comprising a plurality of units which are distributed locally and which are connected by means of physical links
07/01/1998CN1186582A Method and apparatus for providing variable rate data in communications system using statistical multiplexing
06/1998
06/30/1998US5774509 Method for the reduction of phase noise introduced by the SDH network (Synchronous Digital Hierarchy Network) by pointer justification and integrated circuits for the implementation of the method
06/30/1998US5774507 Synchronous clock controller for digital exchange
06/30/1998US5774495 Communication apparatus
06/30/1998US5774462 Unique word recognition system
06/30/1998US5774456 Method and apparatus for adopting performance report messages in a telecommunications system
06/30/1998US5774080 Reduced transistor-count data storage and multiplexing system
06/30/1998US5774002 Frequency doubler for an optical transceiver clock recovery circuit
06/30/1998CA2121896C Transmission system for coded speech signals and/or voiceband data
06/25/1998WO1998027680A1 Apparatus and method for clock alignment and switching
06/25/1998WO1998027679A1 Apparatus and method of frame aligning information in a wireless telecommunications system
06/25/1998WO1998027678A1 A method of generating a plurality of demultiplexed output signals from a serial data signal and a circuit for performing the method
06/25/1998WO1998027663A2 System for improving the quality of a received radio signal
06/25/1998WO1998018244A3 Method and equipment for transmitting terminal interface user data and status information
06/25/1998WO1998018216A3 A digital wireless communications system and a wireless radio station
06/25/1998WO1998015066A3 Private branch exchange, telecommunication system and methods of transmitting signals in subrate channels
06/25/1998WO1998000992A3 Improvements in or relating to a method and apparatus for determining symbol timing in a wireless communications system, also using a reusable control channel, and reducing power
06/25/1998DE19653056A1 Transmitter-receiver synchronisation method for digital transmission
06/24/1998EP0849972A2 Path test signal generator and checker for use in a digital transmission system using a higher order virtual container VC-4Xc in STM-N frames
06/24/1998EP0849971A2 Digital added main line system
06/24/1998EP0849963A2 Wireless handset feature transparency between switching nodes
06/24/1998EP0849948A2 Remote control for cable television delivery system
06/24/1998EP0849907A2 Phase measurement apparatus and method
06/24/1998EP0849904A2 Synchronous digital transmission system, control device, network element and central clock generator
06/24/1998EP0849879A2 Recursive filters for polyphase structures
06/24/1998EP0848889A1 Method and apparatus for frequency planning in a multi-system cellular communications network
06/24/1998EP0848876A1 Atm transport system
06/24/1998EP0848875A1 System for managing telecommunications
06/24/1998EP0848874A1 Broadband telecommunications system
06/24/1998EP0848871A2 Telecommunications apparatus, system and method with an enhanced signal transfer point
06/24/1998CN1185877A Multiplexer, protection swtich unit, telecommunications network and a multiplexing related method
06/24/1998CN1185690A Channel test signal generator and tester
06/23/1998US5771236 Method for increasing ISDN channel capacity of TDM serial communication link for digital subscriber line channels
06/23/1998US5771234 Method and system for ATM cell multiplexing under constant bit rate, variable bit rate and best-effort traffic
06/23/1998US5771232 Expandable local inter-system bus architecture in a multiplexed environment
06/23/1998US5771225 System for processing signals in parallel
06/23/1998US5771009 Method and apparatus for transmitting and receiving data
06/23/1998US5770927 Method and apparatus for distinguishing control channel from traffic channels
06/23/1998CA2016616C Transfer strobe time delay selector and method for performing same
06/20/1998CA2222860A1 Synchronous digital communications system, control installation, network element and central clock generator
06/18/1998WO1998026531A1 Digital cross connect and add/drop multiplexing device for sdh or sonet signals
06/18/1998WO1998018245A3 Transmission system with flexible frame structure
06/18/1998WO1998017077A3 Channel allocation method and radio system using a combination of tdma and cdma
06/18/1998WO1998013961A3 Architecture for a modular communications switching system
06/17/1998EP0848517A1 Data transmission frame and method and device for sending and receiving such a frame
06/17/1998EP0848513A2 Circuit for recovery of a common clock treating multiple data signals
06/17/1998EP0847638A1 Audio file distribution and production system
06/17/1998EP0847637A1 Multichannel transmission system with test circuit
06/17/1998EP0847634A2 Time division duplex repeater for use in a cdma system
06/17/1998CN1185265A Method and arrangement in a radio communications system
06/17/1998CN1185061A Variable length coded data transmission device, transmitter side device, receiver side device, and method thereof
06/16/1998US5768328 Method and a receiver circuit for desynchronization in a digital transmission system
06/16/1998US5768325 Time-adjustable delay circuit
06/16/1998US5768324 Burst data transmitter using a sync signal of district center and a method therefor
06/16/1998US5768321 Automatic frequency control unit which detects a frame pattern in a phase modulation signal
06/16/1998US5768316 Mixing circuit utilizing N inputs and a number of decimation filters that is less than N
06/16/1998US5768308 Signal processor
06/16/1998US5768295 Communication system
06/16/1998US5768282 Node provided with facility for checking establishment of synchronization
06/16/1998US5768278 N: 1 Transcoder
06/16/1998US5768274 Cell multiplexer having cell delineation function
06/16/1998US5768269 Apparatus and method for establishing frame synchronization in distributed digital data communication systems
06/16/1998US5768268 Wideband base station architecture for digital cellular communications system
06/16/1998US5768265 Duplex signal multiplexing system
06/16/1998US5768264 Time division multiple access base station supporting ISDN messages
06/16/1998US5768261 System and method for identifying the technique used for far-end performance monitoring of a DS1 at a customer service unit
06/16/1998US5768255 System and method for monitoring point identification
06/16/1998US5767895 CATV telephone system
06/11/1998WO1998025436A2 System and method for controlling timing in a distributed digital cross-connect system
06/11/1998WO1998025435A2 Data transfer system and method for distributed digital cross-connect system
06/11/1998WO1998025434A2 Distributed digital cross-connect system and method
06/11/1998WO1998025368A1 A method and a circuit for generating a central clock signal
06/11/1998WO1998025367A1 A method and a circuit for generating a system clock signal
06/11/1998WO1998025366A1 A method and a circuit for generating a system clock signal
06/11/1998WO1998025365A2 Inter-ring cross-connect for survivable multi-wavelength optical communication networks
06/11/1998WO1998025358A2 Bandwidth allocation method and apparatus
06/11/1998CA2274045A1 Distributed digital cross-connect system and method
06/10/1998EP0847159A2 Method for apparatus for bandwidth reuse in a communication network
06/10/1998EP0847145A2 Spread-spectrum communication method and apparatus
06/10/1998EP0846396A1 Switching between bit-rate reduced signals
06/10/1998EP0846381A1 Time multiplexing/demultiplexing method
06/10/1998EP0846377A1 Method and system for non-orthogonal noise energy based gain control
06/10/1998CN1184574A Processor device for terminating and creating synchronous transport signals
06/10/1998CN1184387A Reception pointer processing apparatus in SDH transmission system
06/09/1998US5764709 Jitter attenuator
06/09/1998US5764651 Bit error rate detection system
06/09/1998US5764648 Method and apparatus for generating a transmission timing signal in a wireless telephone
06/09/1998US5764647 Data link module for time division multiplexing control systems
06/09/1998US5764644 Method and apparatus for transport of communication signals over a public network
06/09/1998US5764642 System for combining data packets from multiple serial data streams to provide a single serial data output and method therefor
06/09/1998US5764637 STM/ATM converter
06/09/1998US5764626 Rate-matched cell identification and modification, replacement, or insertion for test and measurement of ATM network virtual connections
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