Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
09/1999
09/16/1999WO1999035852A3 Group based control scheme for video compression
09/16/1999DE19810293A1 Operating method for data bus with several subscribers connected together via a star coupler e.g. vehicle CAN bus
09/15/1999EP0942597A2 Distributing time or frequency information to television studios
09/15/1999EP0942556A2 Synchronizing method and bridge
09/15/1999EP0942546A2 CDMA communication apparatus and CDMA communication method
09/15/1999EP0941625A2 Adaptive channel allocation method and apparatus for multi-slot, multi-carrier communication system
09/15/1999EP0941620A2 Method and apparatus for improving performance of a packet communications system
09/15/1999EP0941590A2 Channel allocation methods in a communication network and corresponding system
09/15/1999EP0941589A1 A method and a circuit for generating a system clock signal
09/15/1999EP0900486A4 Tdma messaging service microcell
09/15/1999EP0699363B1 Method and device for making a justification decision at a node of a synchronous digital telecommunication system
09/15/1999EP0650654B1 Method for implementing time switching and a time switch
09/15/1999EP0648394B1 Method for receiving a signal used in a synchronous digital telecommunication system
09/15/1999EP0629324A4 Apparatus and method for reducing power consumption in a mobile communications receiver.
09/15/1999CN1228894A Master-slave synchronisation
09/14/1999US5953708 Transaction control system having a time delay adjustment transmission mechanism
09/14/1999US5953694 Method for transmitting items of speech information
09/14/1999US5953429 Integrated video and audio signal distribution system and method for use on commercial aircraft and other vehicles
09/14/1999US5953384 Automatic measurement of GPS cable delay time
09/14/1999US5953378 Frame synchronization circuit and communications system
09/14/1999US5953346 CDMA communication system which selectively suppresses data transmissions during establishment of a communication channel
09/14/1999US5953345 Reduced pin-count 10Base-T MAC to transceiver interface
09/14/1999US5953344 Method and apparatus enabling enhanced throughput efficiency by use of dynamically adjustable mini-slots in access protocols for shared transmission media
09/14/1999US5953327 Class of low cross correlation non-palindromic synchronization sequences for code tracking in synchronous multiple access communication systems
09/14/1999US5953313 Circuit switching control method for multiplex communication equipment
09/14/1999US5951701 Detection of loop-back conditions on faulty digital trunks
09/14/1999CA2179186C Passive optical network for video on demand
09/14/1999CA2149367C A hybrid line coding method and apparatus
09/14/1999CA2125207C Trainline system using an electromagnetic communication link
09/10/1999WO1999045668A1 Method for accessing and providing access to a packet channel
09/10/1999WO1999019988A3 Method and system for network access over a low bandwidth link
09/10/1999CA2265160A1 Cdma communication apparatus and cdma communication method
09/08/1999EP0940936A1 Time division multiple access communication system
09/08/1999EP0940911A1 Method and apparatus for tailored distortion of a signal prior to amplification
09/08/1999EP0940026A1 Wireless network
09/08/1999EP0940019A1 Transport architecture and network elements
09/08/1999EP0940018A1 Method of communication establishing with a remote user
09/08/1999EP0939928A2 A method for determining the number of accesses granted during wcl and apparatus
09/08/1999EP0813775B1 Method and apparatus for mobile station-to-mobile station calls in a mobile satellite communications system with on-board tdma format conversion
09/08/1999CN1228217A System, device and method for sharing contention mini-slots among multiple priority classes
09/08/1999CN1227994A Method of establishing logical connections in synchronous digital communications networks, as well as network elements and management system
09/07/1999US5949828 TDMA system receiver
09/07/1999US5949795 Processing asynchronous data within a set-top decoder
09/07/1999US5949768 Two tier adaptive random access protocol
09/07/1999US5949756 Method for switching narrowband line bundles between communication systems via an ATM communication network
09/07/1999US5949755 ATM emulated path protection
09/07/1999US5948067 Converting between an internal cell and multiple standard asynchronous transfer mode cells
09/07/1999CA2167001C Encoder/decoder buffer control for variable bit-rate channel
09/07/1999CA2118278C Multimedia system
09/07/1999CA2026104C Telecommunications system
09/06/1999CA2261548A1 Time division multiple access communication system
09/02/1999WO1999044323A2 Telecommunications system with wireless code and time-division multiplex based telecommuncation
09/02/1999WO1999044318A2 System and method of transmitting information
09/02/1999WO1999044315A1 Tdd telecommunications systems with wireless telecommunication based on code and time-division multiplex
09/02/1999WO1999044313A1 Telecommunications system with wireless code and time-division multiplex based telecommunication
09/02/1999WO1999044306A1 Method and apparatus for providing a time adjustment to a wireless communication system
09/02/1999WO1999023775A9 Telecommunications multiplexer
09/02/1999WO1999022495A9 A system and a method for continuously adjustable multi-contention resolution
09/02/1999DE19808103A1 Timer synchronisation apparatus for cyclic communication system
09/01/1999EP0939575A2 Subrate voice switching in telecommunication networks
09/01/1999EP0939523A2 Wireless transmitting method
09/01/1999EP0939507A1 Interactive system for the ditribution of numeric audiovisual signals
09/01/1999EP0939372A1 Devise for production testing of the dynamic characteristics of components using serial transmission
09/01/1999EP0938816A1 Logical and composite channel mapping in an mpeg network
09/01/1999EP0938797A2 Method and equipment for transmitting terminal interface user data and status information
09/01/1999EP0901728A4 Method and apparatus for integration telephone and broadband netwroks
09/01/1999EP0713619A4 Method and apparatus for coordinating clocks in a simulcast network
09/01/1999CN1227685A Method and apparatus of providing bit count integrity and synchronous data transfer over a channel which does not preserce synchronization
08/1999
08/31/1999US5946362 Apparatus for detecting clock failure for use in a synchronous transmission system
08/31/1999US5946358 Receiver circuit for a mobile communications system
08/31/1999US5946326 Method and an equipment for transmitting a file-based multimedia and hypermedia service to a mobile receiver
08/31/1999US5946322 Hybrid access system utilizing credit/done polling protocols
08/31/1999US5946318 Method and apparatus for processing and packetizing data from a data stream
08/31/1999US5946306 Allocation of time slots in a mobile communication system
08/31/1999US5946303 Automatic configuration of a remote communication interface via the alarm indication signal
08/31/1999US5946300 Device for transferring information between two digital signal generators
08/31/1999US5946298 Digital interface which inserts a transfer rate value into a packet header and controls access to a bus based on a total transfer rate
08/31/1999US5946295 Method of routing and multiplexing demands in a telecommunications network
08/31/1999US5945882 Synchronizing method of distributed reference oscillation systems and reference oscillation generation apparatus
08/31/1999CA2026107C Technique for time-division duplex cordless telecommunication
08/31/1999CA2026106C Telecommunications system
08/26/1999WO1999043002A2 Preserving loop fairness with dynamic half-duplex
08/26/1999WO1999031833A3 Synchronisation in an atm over stm transmission system
08/25/1999EP0938206A2 Parallel synchronous header correction machine for ATM
08/25/1999EP0938202A1 Apparatus for, and a method of, packing and unpacking information in transmission lines
08/25/1999EP0938201A2 Radio terminal station apparatus for SDH network and method of selecting operation clock thereof
08/25/1999EP0937350A1 Method for synchronization
08/25/1999EP0937349A1 Synchronization in tdma systems in a non-real-time fashion
08/25/1999EP0937345A1 Method and device for multiplexing a plurality of digital data flows into one global digital data flow, and method and device for demultiplexing one global digital data flow into a plurality a digital data flows
08/25/1999EP0937344A2 Inter-ring cross-connect for survivable multi-wavelength optical communication networks
08/25/1999EP0937343A2 Transmission method and communication system employing the method
08/25/1999EP0937342A1 System and method for atm cbr timing recovery
08/25/1999EP0617867B1 Controllable multiplexer for a digital switch
08/25/1999CN1227022A Method and apparatus for superframe bit allocation in discrete multitone system
08/25/1999CN1044844C Method for dynamically alternating radio station
08/24/1999US5943383 Method of determining a receiver time at a reception instant of a transmission time marker contained in received data elements
08/24/1999US5943381 Multiple input frequency locked loop
08/24/1999US5943377 Method and device for bit pattern detection
08/24/1999US5943376 Method and system for time aligning a frame in a communication system
08/24/1999US5943361 In a spread spectrum communication system