Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
08/2002
08/21/2002EP1233566A1 Data communication device data communication method
08/21/2002EP1233547A1 Data transmitting apparatus, radio communication system and radio communication method
08/21/2002EP1233531A1 Information communication system, noncontact ic card, and ic chip
08/21/2002EP1232660A1 A digital communication receiver containing a channel tracker and a method for the operation thereof
08/21/2002EP1232642A1 Voice and data exchange over a packet network
08/21/2002EP1232595A1 Moving set data communications
08/21/2002EP1232592A1 Active-passive flow switch failover technology
08/21/2002EP1232584A1 Method for representing format indicator bits in a frame to be sent in compressed mode
08/21/2002EP1232583A1 Method for representing non-transmitted bits in a frame to be sent in compressed mode
08/21/2002EP1232580A1 Method and apparatus for improving bandwidth allocation in a wireless communication system
08/21/2002EP1232574A1 Tstd apparatus and method for a tdd cdma mobile communication system
08/21/2002EP0847638A4 Audio file distribution and production system
08/21/2002CN1365590A Mobile station apparatus and radio communicaltion method
08/21/2002CN1365585A Radio communication system and channel allocation method in time division multiplex connection communication method
08/21/2002CN1365579A Base station apparatus and handover control method
08/21/2002CN1365554A Clock signal feeder
08/21/2002CN1365469A Method and apparatus for providing a distributed architecture digital wireless communication system
08/21/2002CN1365208A Variable rate transmission method
08/21/2002CN1365201A Combining method for selecting transmission mode of transmission channels in mobile station and corresponding mobile station
08/21/2002CN1089514C Communication device and method
08/21/2002CN1089512C Apparatus and method for synchronizing base sites individually in communication system
08/20/2002US6438702 Method for providing a precise network time service
08/20/2002US6438626 System implementing a state transition having an interface storing a new next state of a self block and exchanging the state information with other block
08/20/2002US6438317 Encoded stream generating apparatus and method, data transmission system and method, and editing system and method
08/20/2002US6438188 Method and apparatus for a digitally controlled constant current source for phase adjustment of a synthesized clock
08/20/2002US6438142 Method for TDMA transmission on a plurality of carrier frequencies, corresponding signal and receiver
08/20/2002US6438141 Method and management of communications over media of finite bandwidth
08/20/2002US6438139 Method and apparatus for using a receiver model to multiplex variable-rate bit streams having timing constraints
08/20/2002US6438117 Base station synchronization for handover in a hybrid GSM/CDMA network
08/20/2002US6437889 Method and apparatus for bit synchronization in optical communication and networking systems
08/20/2002US6437632 Signal selecting circuit
08/15/2002WO2002063891A1 Managing burst profile characteristics in tdm systems
08/15/2002WO2002063834A1 Method and appratus for tunnelling data in a network
08/15/2002WO2002063810A1 System and method for real time adaptive capacity scheduling
08/15/2002WO2002063807A1 Frame to frame timing sychronization system and method
08/15/2002WO2002063805A1 System and method for demodulator state controller
08/15/2002WO2002063804A2 Scalable multi-channel frame aligner
08/15/2002WO2002063798A1 System and method for dynamic bandwidth allocation
08/15/2002WO2002063461A1 Method and system for buffering streamed data
08/15/2002WO2002037723A3 Network clock emulation in a multiple channel environment
08/15/2002WO2002011335A3 Multi-layer control interface for a cross-connect switch matrix
08/15/2002WO2001037470A9 Moving set data communications
08/15/2002US20020111812 Method and apparatus for encoding and decoding pause informantion
08/15/2002US20020111716 Method and device for controlling operational sequences, particularly in a vehicle
08/15/2002US20020111199 Wireless communication apparatus processing intermittent data
08/15/2002US20020110212 Dynamic phase aligning interface
08/15/2002US20020110208 Frame synchronizing signal detecting method for reducing occurrence of error synchronization before link of frame synchronizing signal is established
08/15/2002US20020110199 Method for noise energy estimation in TDMA systems
08/15/2002US20020110157 Method and apparatus for providing a gigabit ethernet circuit pack
08/15/2002US20020110155 System for motion control, method of using the system for motion control, and computer-readable instructions for use with the system for motion control
08/15/2002US20020110153 Measurement synchronization method for voice over packet communication systems
08/15/2002US20020110152 Synchronizing encoder - decoder operation in a communication network
08/15/2002US20020110145 Control method and communication device
08/15/2002US20020110124 Multiplexing method and apparatus, demultiplexing method and apparatus, and access network system
08/15/2002US20020110117 Channel data extracting circuit and extracting method
08/15/2002US20020110110 Automatic detection and modification of channel usage in TDMA wireless communication networks
08/15/2002US20020110099 Method of multiuser detection with user equipment
08/15/2002US20020109876 Fast protection switching by snooping on upstream signals in an optical network
08/15/2002US20020109875 Fast protection switching by snooping on downstream signals in an optical network
08/15/2002US20020109553 Voltage controlled oscillator
08/15/2002US20020109552 System and method of tuning a voltage controlled oscillator
08/15/2002US20020109527 High-speed output driver
08/15/2002CA2441487A1 System and method for dynamic bandwidth allocation
08/15/2002CA2437733A1 Managing burst profile characteristics in tdm systems
08/15/2002CA2437725A1 System and method for real time adaptive capacity scheduling
08/15/2002CA2437476A1 System and method for demodulator state controller
08/15/2002CA2437467A1 Frame to frame timing sychronization system and method
08/15/2002CA2436780A1 A system and method for data transmission in dmt-based dsl modems
08/15/2002CA2435936A1 Method and system for buffering of streamed media
08/14/2002EP1231813A2 Fast protection switching by snooping on downstream signals in an optical network
08/14/2002EP1231812A2 Fast protection switching by snooping on upstream signals in an optical network
08/14/2002EP1231801A2 Wireless communication apparatus processing intermittent data
08/14/2002EP1231782A1 Tuning device for a data distribution network
08/14/2002EP1231750A2 Synchronisation pattern for use with pulse position coding
08/14/2002EP1231745A2 Advanced method and arrangement for transferring information in a packet radio service
08/14/2002EP1230769A1 Method and system for transmitting ethernet frames in a sdh network
08/14/2002EP1230756A1 Optical communications system
08/14/2002EP1230751A1 Method and system for maintaining uplink synchronization in cdma based mobile communication systems
08/14/2002EP1230746A1 Overlapping slot transmission using phased arrays
08/14/2002CN1364387A Method of setting system time clock at start of mpeg sequence
08/14/2002CN1364032A Method for local time based encode to video frequency sequence
08/14/2002CN1364014A Data bus system including source control device and transmitting station
08/14/2002CN1363999A Radio communication apparatus, radio communication system and method thereof
08/14/2002CN1363994A Multi-input phase locked loop with interference-free reference switch
08/13/2002US6434606 System for real time communication buffer management
08/13/2002US6434583 Fast fourier transform apparatus and method
08/13/2002US6434562 Computer system and method for providing digital video and data over a communication channel
08/13/2002US6434171 Digital multiplex transmission apparatus
08/13/2002US6434170 Memory-based circular queue with local descriptive information to implement a storage area for filtering mpeg-2 packets that are distributed and/or processed under the control of a host microprocessor by a direct memory access mechanism
08/13/2002US6434166 Method for universal channel allocation based on DS-0 channelized format
08/13/2002US6434162 PCM data outputting method and PCM data output device enabling output of PCM group information and PCM data correctly correlated with each other
08/13/2002CA2253461C Multiple input frequency locked loop
08/13/2002CA2249840C Method for conflict resolution in a multiple access system for communications networks
08/08/2002WO2002062064A1 Transmission method, transmission system, transmission device and reception device
08/08/2002WO2002062020A1 Method and apparatus for processing of multiple protocols within data and control channels in data transmission signals
08/08/2002WO2002062005A2 Communication method and apparatus
08/08/2002WO2002061993A1 Dynamic bandwidth allocation for multiple access communication using session queues
08/08/2002WO2002061992A1 Multiplex transmission device
08/08/2002WO2002061973A1 System and methodology for automatically setting a clock
08/08/2002WO2002061961A1 Time division multiplexing connection transceiver and its receiving automatic gain control method