Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
07/2001
07/25/2001CN1305320A Cellular radio communication system
07/25/2001CN1305278A Block transmission system
07/24/2001US6266385 Elastic store for wireless communication systems
07/24/2001US6266382 Technique for detecting and treating robbed bit signaling in data communications
07/24/2001US6266376 System and method for adjusting PCM data frames for robbed bit signaling in a telephone network
07/24/2001US6266349 Method and apparatus for detecting frame in data stream
07/24/2001US6266345 Method and apparatus for dynamic allocation of bandwidth to data with varying bit rates
07/24/2001US6266169 Optical transmission equipment which transmits an amplified optical data signal and an optical surveillance signal
07/24/2001US6265996 Low latency, low power deserializer
07/24/2001US6265930 Glitch free clock multiplexer circuit
07/24/2001CA2226489C Communication system
07/24/2001CA2188189C Multi-ring sonet architecture
07/19/2001WO2001052588A1 System for allocating resources in a communication system
07/19/2001WO2001052567A2 Base station synchronization for handover in a hybrid gsm/cdma network
07/19/2001WO2001052566A1 Method and apparatus for simultaneous circuit-switched voice and gprs data interchange
07/19/2001WO2001052554A1 Method of setting a system time clock at the start of an mpeg sequence
07/19/2001WO2001052535A2 Transmission system, transmitter and receiver
07/19/2001WO2001052490A1 Method and device for synchronisation of data transfer devices
07/19/2001WO2001052489A1 Channel estimation for time division duplex communication systems
07/19/2001WO2001052461A2 Communication apparatus
07/19/2001WO2001052458A2 Transmission of information symbols on multiplex channels
07/19/2001WO2001052417A2 Phase lock loop system and method
07/19/2001WO1999060708A3 Method and arrangement for real-time transmission of compressed data
07/19/2001US20010008550 Frame synchronization detecting circuit
07/19/2001US20010008537 SDH signal generator
07/19/2001US20010008536 SDH signal channel pointer analyzing apparatus and method
07/19/2001US20010008533 Delay-compensated timeslot assignment method and system for point-to-multipoint communication networks
07/19/2001US20010008526 SDH test apparatus and SDH test method
07/19/2001US20010008519 Base station emulator
07/19/2001US20010008455 Pon transmission system and dynamic band assignment system to be employed in the same
07/19/2001DE19963802A1 Verfahren zur Phasensynchronisierung optischer RZ-Datensignale Method of phase synchronization of optical RZ data signals
07/19/2001DE10001491A1 Verfahren und Vorrichtung zur Synchronisation von Datenübertragungseinrichtungen Method and device for synchronization of data transmission devices
07/19/2001CA2850221A1 Base station synchronization for handover in a hybrid gsm/cdma network
07/19/2001CA2711787A1 Base station synchronization for handover in a hybrid gsm/cdma network
07/19/2001CA2554193A1 Channel estimation for time division duplex communication systems
07/19/2001CA2397472A1 Methods and devices of processing the transmission of information symbols on multiplex channels, and receiving process thereof
07/18/2001EP1117212A2 Burst and packet wireless transmission using product codes with iterative decoding
07/18/2001EP1117203A1 Transmission and reception of information symbols in multiplexed channels
07/18/2001EP1117202A2 Method of communicating data in communication systems
07/18/2001EP1117201A2 Frame synchronization detecting circuit
07/18/2001EP1117197A2 Space-time processing for multiple-input multiple-output wireless communication systems
07/18/2001EP1116393A1 Communication network
07/18/2001EP1116392A1 Communication network
07/18/2001EP1116379A2 Application data table for a multiservice digital transmission system
07/18/2001EP1116347A1 Wireless communications system with broadcasting transmitter
07/18/2001EP1070394A4 Method for updating forward power control in a communication system
07/18/2001EP0872086A4 Method and apparatus for discarding frames in a communications device
07/18/2001EP0845181A4 Link scheduling
07/18/2001EP0839421A4 Allocated and dynamic switch flow control
07/18/2001EP0839420A4 Allocated and dynamic bandwidth management
07/18/2001CN1304625A Fast acquisition of traffic channels for highly variable data rate
07/18/2001CN1304599A Increasing performance in communications by embedding one signal in another signal
07/18/2001CN1304598A Method and system for monitoring broadband quality of services
07/18/2001CN1304242A Method of sharing resource among random access several users
07/18/2001CN1304237A Frame synchronous testing circuit
07/18/2001CN1304231A Synchronising of base station with receiver in time division multiple access telecommunication system
07/18/2001CN1304218A Space-time processing of multi-input and-output radio system
07/18/2001CN1068745C Method for realizing shared time-division pilot frequency synchronous orthorgonal code division multiple access channel
07/17/2001US6263443 Simplified data link protocol processor
07/17/2001US6263034 Circuit and technique for digital reduction of jitter transfer
07/17/2001US6262999 Generation of primary rate clocks from correction values derived from the received Synchronous Residual Time Stamp
07/17/2001US6262997 Synchronization in digital communications networks
07/17/2001US6262996 Network arrangement
07/17/2001US6262990 Fixed length packet multiplexer of universal data with burst characteristic at low speed
07/17/2001US6262975 Method of auditing cross-connections related to concatenated signals in a synchronous optical network
07/17/2001US6262973 SDH wireless transmission apparatus
07/12/2001WO2001050780A2 Reduction of power consumption with increased standby time in wireless communications device
07/12/2001WO2001050761A1 Method and apparatus for converting data streams
07/12/2001WO2001050692A1 Packet reception device
07/12/2001WO2001050685A1 Method, means and arrangements for transmitting data streams
07/12/2001WO2001050674A1 Synchronization in packet-switched telecommunications system
07/12/2001WO2001050664A2 Method for synchronising the phase of optical return-to-zero (rz) data signals
07/12/2001WO2001050657A2 Synchronization of nodes
07/12/2001WO2001050656A2 Circuit and method of a reference clock interface
07/12/2001WO2001050654A1 Telecommunication network element with means for sharing resources on a single die
07/12/2001WO2001050633A1 Adaptive link layer for point to multipoint communication system
07/12/2001WO2001022710A8 Voice and data exchange over a packet based network
07/12/2001US20010007569 Time-division multiplex transmission of data bits
07/12/2001US20010007568 Method and apparatus for converting data streams
07/12/2001US20010007564 Add/drop cross connection apparatus for synchronous digital hierarchy
07/12/2001US20010007553 Control signal transmission timing control in radio communication system
07/12/2001DE10060646A1 Data communications system has power conversion master or main control circuit feeding series of conversion slave/auxiliary control circuits, with one slave passing signal to main circuit
07/12/2001DE10000304A1 Verfahren und Vorrichtung zum Austausch von Daten zwischen wenigstens zwei mit einem Bussystem verbundenen Teilnehmern Method and apparatus for exchanging data between at least two subscribers connected to a bus system
07/12/2001DE10000303A1 Data communication method for bus system subscribers has time information provided by one subscriber used for correcting local clock source at each other subscriber
07/12/2001CA2396121A1 Method for synchronizing the phase of optical return-to-zero (rz) data signals
07/11/2001EP1115251A2 Packet transmitting system with channel selection at receiver
07/11/2001EP1115243A2 Method of carrying out multiplex transmission of subscriber service signals
07/11/2001EP1115234A1 A mobile station with a selection between two equalisers
07/11/2001EP1115220A2 Method and device for data exchange between at least two subscribers connected by a bus system
07/11/2001EP1115219A2 Method and device for data exchange between at least two subscribers connected by a bus system
07/11/2001EP1114568A1 Determining time slot delay for atm transmissions
07/11/2001EP1114567A2 Link and radio cell adaptation in tdma/tdd systems
07/11/2001EP1114536A1 Method and system for alternating transmission of codec mode information
07/11/2001EP1114535A1 Systems and methods for asynchronous transfer mode and internet protocol
07/11/2001EP0804833A4 Frequency synchronized bidirectional radio system
07/11/2001CN1303216A Device and method of transmission stream recording and recurrence and program recording medium
07/11/2001CN1303200A Method of controlling time mark bias and equipment for transmitting packet by using said method
07/11/2001CN1068482C Method and apparatus for packet alignment in communication system
07/10/2001US6259837 Optical inter-ring protection having matched nodes
07/10/2001US6259744 Method and apparatus for mapping bits to an information burst