Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
06/2002
06/06/2002CA2364307A1 Apparatus for transmitting multi-frame in multi-plex transmission and method of doing the same
06/05/2002EP1211907A1 Base station apparatus and channel assignment method
06/05/2002EP1211839A2 Sub-packet adaptation in a wireless communication system
06/05/2002EP1211834A2 Improved interface system for synchronous hierarchy telecommunications networks
06/05/2002EP1211833A2 Method and apparatus for providing OC-n virtual bridge ports
06/05/2002EP1211832A2 Method and device for generating test signals, network element of a SDH network and SDH network
06/05/2002EP1211831A1 Performance monitoring in a telecommunications transport network
06/05/2002EP1211830A2 40Gbit/s sonet framer with multiple clock-crossing capability
06/05/2002EP1211823A1 Time multiplex method for data transmission
06/05/2002EP1210784A1 Method, system and apparatus for reducing synchronization and resynchronization times for systems with pulse stuffing
06/05/2002EP1210780A1 Method and system to synchronize mobile units to a base transceiver station
06/05/2002EP0811277B1 Joint demodulation using spatial maximum likelihood
06/05/2002EP0746914B1 Hierarchical synchronization method and equipment
06/05/2002EP0689753B1 Switching equipment arrangement
06/05/2002CN1352850A Apparatus and method for exchanging variable-length data according to radio link protocol in mobile communication system
06/05/2002CN1352846A Adaptive jitter buffering
06/05/2002CN1352839A Apparatus and method for generating frame sync word and verifying frame sync word in CDMA communication system
06/05/2002CN1352838A Improvement in mobile telecommunication system
06/05/2002CN1352836A SDH transmitter and method for switching frame timing in SDH transmitter
06/05/2002CN1352834A Cell search procedure for time division duplex communications systems using code division multiple access
06/05/2002CN1352502A 分组传输系统 The packet transmission system
06/05/2002CN1086089C Extended range enhanced skew controller
06/04/2002US6400966 Base station architecture for a mobile communications system
06/04/2002US6400937 Method and communications system with automatic reallocation of subscriber units
06/04/2002US6400785 Signal resynchronization apparatus having capability to avoid data corruption
06/04/2002US6400733 Apparatus and method for recovery of relative signal timing
06/04/2002US6400732 Method and apparatus for transmitting data in a high-speed, multiplexed data communication system
06/04/2002US6400727 Methods and system to transmit data acquired at a variable rate over a fixed rate channel
06/04/2002US6400723 Multiplexing system and method for integrated voice and data transmission on network
06/04/2002US6400714 Method and apparatus for dynamic time slot assignment
06/04/2002US6400706 System and method for re-synchronizing a phase-independent first-in first-out memory
06/04/2002US6400705 Method to determine an access frequency band, a head-end and a first terminal realizing such a method and a communication access network including such a head-end and such a terminal
06/04/2002US6400704 Control channel placement method
06/04/2002US6400694 Duplex communication path switching system
06/04/2002US6400691 ATM switching equipment and data editing system
06/04/2002US6400686 Method and apparatus for network flow control
06/04/2002US6400683 Adaptive clock recovery in asynchronous transfer mode networks
06/04/2002US6400682 Method and apparatus for a fault tolerant, software transparent and high data integrity extension to a backplane bus or interconnect
06/04/2002US6400415 System and method for predistorting signals to be amplified
06/04/2002US6400410 Signal processing device and method of planning connections between processors in a signal processing device
06/04/2002CA2254591C Method of and apparatus for multiplexing and demultiplexing digital signal streams
05/2002
05/30/2002WO2002043319A2 Communications architecture for storage-based devices
05/30/2002WO2002043312A2 A communication system having bad frame indicator means for resynchronization purposes
05/30/2002WO2002043302A2 Methods and apparatus for switching atm, tdm, and packet data through a single communications switch
05/30/2002WO2002043292A2 Method for generating a serial bitstream comprising information for synchronization
05/30/2002WO2002043290A2 Method and device for multiplexing data packets
05/30/2002WO2002043280A1 Method for data transmission
05/30/2002WO2002013441A3 Frame control for efficient media access
05/30/2002WO2002003589A3 Synchronization of asynchronous back-pressure from one destination to multiple sources
05/30/2002WO2002001315A3 System and method for maximizing efficiency in a time division duplex system employing dynamic asymmetry
05/30/2002WO2001069801A3 Multi-user detection using an adaptive combination of joint detection and successive interference cancellation
05/30/2002US20020065940 Periodic control synchronous system
05/30/2002US20020065073 Extended-cell communication network and transmission apparatus
05/30/2002US20020064249 System and method for synchronization signal detection and recovery from false triggers
05/30/2002US20020064248 Clock recovery mechanism
05/30/2002US20020064241 Clock and data regenerator with demultiplexer function
05/30/2002US20020064185 Synchronizing system using IEEE1394 serial bus standard
05/30/2002US20020064184 SDH transmission apparatus and frame timing re-clocking method for SDH transmission apparatus
05/30/2002US20020064181 Multi-terabit SONET switching with common time reference
05/30/2002US20020064179 System and method for in-service reconfiguration of a synchronous optical communications network
05/30/2002US20020064178 Broadband telecommunications system interface
05/30/2002US20020064175 Method and circuit for aligning data flows in time division frames
05/30/2002US20020064171 Dynamic delay compensation for packet-based voice network
05/30/2002US20020064166 Ring interconnection network system, node equipment, network management equipment, and path setting method
05/30/2002US20020064163 Method and apparatus for transmitting data in a linear-type or ring-type network
05/30/2002US20020064140 Method and apparatus for discontinuous reception scheme and power saving mode for user equipment in packet access mode
05/30/2002US20020064127 Data transmission system, and node equipment and network management equipment used in the same
05/30/2002US20020063927 Time driven tunable laser based switching with common time reference
05/30/2002CA2436146A1 Methods and apparatus for switching atm, tdm, and packet data through a single communications switch
05/30/2002CA2430943A1 Method and device for multiplexing data packets
05/29/2002EP1209938A1 System and method for measuring propagation delay in an narrowband TDD CDMA mobile communication system
05/29/2002EP1209850A1 System and method for network element synchronization
05/29/2002EP1209835A2 Data transmission system and node equipment and network management equipment used in the same
05/29/2002EP1209834A2 Ring interconnection network system, node equipment, network management equipment, and path setting method
05/29/2002EP1208698A1 Method and apparatus for converting data streams
05/29/2002EP1208664A1 Transmission method with frequency and time spread at transmitter level
05/29/2002EP1208654A1 Apparatus and method for encoding and decoding tfci in a mobile communication system
05/29/2002DE10057026A1 Einrichtung und Verfahren zur digitalen Erzeugung von äquidistanten synchronen frequenzvervielfachten Takten Apparatus and method for digital generation of equidistant frequency-synchronous clocking
05/29/2002DE10056220A1 Verfahren zur Übertragung von verketteten Datensignalen Method for transmitting data signals concatenated
05/29/2002DE10054915A1 Skalierbares Datennetz und Router für skalierbares Datennetz Scalable data network and routers for scalable data network
05/29/2002CN1351807A Rotating synchronization channel (SCH) transmission
05/29/2002CN1351445A Information processing device, method and recording media
05/29/2002CN1085918C Switch protection arrangement
05/29/2002CN1085916C Multimedia multiplexing device and method using dynamic packet segmentation
05/29/2002CA2360720A1 Sub-packet adaptation in a wireless communication system
05/28/2002US6397316 System for reducing bus overhead for communication with a network interface
05/28/2002US6397272 Interruption processing circuit for receiving and storing data associated with an event
05/28/2002US6397053 Reduction of power consumption with increased standby time in wireless communications device
05/28/2002US6396888 Digital data transmission system
05/28/2002US6396853 Providing data services to telecommunications user terminals
05/28/2002US6396852 Ring bundling in the design of rings for telecommunications networks
05/28/2002US6396847 Dialable data services/TDM bandwidth management
05/28/2002US6396844 Backplane architecture for providing both loop repeater and multiplexed mode connectivity in the same equipment shelf
05/28/2002US6396831 ATM cell switching system
05/28/2002US6396827 Multi-mode mobile apparatus and method for calculating frame/time slot offsets, and allowing mobiles to synchronize with different mobile protocols/schemes
05/28/2002US6396816 Method and apparatus for multiple applications on a single ISDN line
05/28/2002US6396601 System for monitoring quality of optical signals having different bit rates
05/28/2002US6396411 Reliable and fast frame synchronization scheme for flex paging protocol
05/28/2002CA2262361C Method and apparatus for tailored distortion of a signal prior to amplification
05/23/2002WO2002041651A2 Methods and apparatus for identifying asset location in mobile co mmunication networks