Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
09/2008
09/17/2008CN101267276A Multiplexed optical signal transmission apparatus
09/17/2008CN101267275A A multi-channel serial port multiplexing system and method based on time slot in 2M loop
09/17/2008CN101267274A Optical transmission apparatus
09/17/2008CN101267273A Optical transmission apparatus
09/17/2008CN101267272A A multiplexing method and device for supporting multi-service access
09/17/2008CN100420330C Method and apparatus using multi-carrier forward link in wireless communication system
09/17/2008CN100420231C Mark exchange router, mark exchange network and mark exchange path setting method
09/17/2008CN100420222C Method for synchronouslly switching distributed RPR node state
09/16/2008US7426673 PHS terminal device and method of receiving PHS data
09/16/2008US7426584 Portable storage media as file servers
09/16/2008US7426578 Systems and methods for synchronizing data between communication devices in a networked environment
09/16/2008US7426370 Radio communication quality measuring apparatus, radio communication quality measuring method and radio base station
09/16/2008US7426247 Multi-channel serdes receiver for chip-to-chip and backplane interconnects and method of operation thereof
09/16/2008US7426234 Synchronization signal detector and method
09/16/2008US7426221 Pitch invariant synchronization of audio playout rates
09/16/2008US7426220 Method and apparatus for aligning the clock signals of transceivers in a multiple access communication system utilizing programmable, multi-tap phase-locked loops
09/16/2008US7426219 Method and apparatus for reducing packet data mixer delay
09/16/2008US7426218 Communication systems and QSIG communications methods
09/16/2008US7426217 Method for transmitting data by an audio and video playback system
09/16/2008US7426211 Data transmission method and data transmission arrangement
09/16/2008US7426204 Symbol synchronization method for OFDM-based wireless communication system
09/16/2008US7426202 Routing method for mobile wireless nodes having overlapping internet protocol home addresses
09/16/2008US7426188 Method and apparatus to facilitate variable-rate call management operations
09/16/2008US7426187 False sync code protection (FSP) decoding by software
09/16/2008US7426182 Method of managing signal processing resources
09/16/2008US7426179 Method and apparatus for signaling path restoration information in a mesh network
09/16/2008US7426178 Vertical roaming in wireless networks through improved wireless network cell boundary detection
09/16/2008US7426177 Round trip delay adjustment in multipoint-to-point communication using orthogonal frequency division multiplexing
09/12/2008WO2008108841A1 Mode selectable field transmitter
09/12/2008WO2008107258A1 Packet ring protection
09/12/2008WO2008084445A3 Apparatus, method and computer program product providing dynamic sharing of resources between uplink and downlink allocations for separately coded users
09/12/2008WO2008060598A3 10gbase-t link speed arbitration for 30m transceivers
09/12/2008WO2008002702A3 System and method of operation of a communication network
09/11/2008US20080219661 Digital cros-connect
09/11/2008US20080219296 Method of Transmitting Mpeg Streams Over Ip and Corresponding Device, Receiving Method and Receiver
09/11/2008US20080219295 Communication system, communication apparatus, and control method thereof
09/11/2008US20080219294 Network Element Manager Resynchronization
09/11/2008US20080219293 Pulsed wave interconnect
09/11/2008US20080219291 Radio communication apparatus and transmission method
09/11/2008US20080219283 File transfer method in converged ip messaging system
09/11/2008US20080219237 Multicast support by mobile routers in a mobile ad hoc network
09/11/2008US20080219234 Method and apparatus for receiving code transmissions over timeslots and antennas
09/11/2008US20080219205 Apparatus and method for releasing mobile station information in wireless access communication system using multi-hop relay scheme
09/11/2008US20080219191 Robust synchronization for time division duplex signal
09/11/2008US20080219190 Random Access in Time Division Duplex Communication Systems
09/11/2008US20080219171 Systems and methods for the implementation of a remote test access feature using virtual connection points and sub-network connections
09/11/2008US20080219168 Relay apparatus, path selection system, path selection method and program
09/11/2008US20080219158 Media content distribution system and method
09/11/2008US20080219156 Communication Network Protection Systems
09/11/2008US20080219151 System and method for using a peer to peer mechanism to repair broadcast data in wireless digital broadcast networks
09/10/2008EP1968248A1 Packet ring protection
09/10/2008EP1966944A1 Monitoring unit for monitoring or controlling subscriber access to a data bus and subscriber comprising said type of monitoring unit
09/10/2008EP1757023A4 Common signaling method
09/10/2008EP1738542A4 System and method for scalable multifunctional network communication
09/10/2008EP1625670B1 Global positioning system receiver
09/10/2008EP1002272B1 Method and apparatus for adaptive control of forward error correction codes
09/10/2008CN201114093Y Optical fibre line protector for protecting PON network
09/10/2008CN201114092Y Terminal port rapid positioning apparatus
09/10/2008CN101263732A Method, module, terminal and system for schedule operation of RFID subsystem and wireless communication subsystem
09/10/2008CN101263661A Communication system, communication apparatus, communication method, and program
09/10/2008CN101262403A Method and device for supplying packet ring protection
09/10/2008CN101262329A Synchronization aid device and device for reconstructing undersampled clock signals
09/10/2008CN101262282A A method and device for improving reliability of passive optical network
09/10/2008CN100418324C Data transmissions in communication networks using multiple tokens
09/10/2008CN100418310C Method and apparatus for scheduling uplink rates adaptively to fast rate ramping in a packet communication system
09/10/2008CN100418309C Interleaving for multiplexed data
09/09/2008US7424549 System, method, and article of manufacture for using a replaceable component to select a replaceable quality of service capable network communication channel component
09/09/2008US7424301 Method and apparatus for quick paging in a wireless communication system
09/09/2008US7424268 System and method for management of a shared frequency band
09/09/2008US7424078 Synchronous compensator adaptively defining an enable range for synchronous compensation
09/09/2008US7424076 System and method for providing synchronization information to a receiver
09/09/2008US7424040 Communication systems and methods for transmitting data in parallel over multiple channels
09/09/2008US7424039 Method and apparatus for processing multiple common frequency signals through a single cable
09/09/2008US7424038 Method and apparatus for storing/reproducing transport stream, and digital receiver using the same
09/09/2008US7424037 OTU frame data generating apparatus and method in which multiframe structured data to be inserted into overhead portion can be easily edited
09/09/2008US7424036 Efficient virtual concatenation datapath for SONET/SDH
09/09/2008US7424035 Method for routing information over a network
09/09/2008US7424034 Information converting apparatus
09/09/2008US7424033 Network address translation router for voice internet protocol system
09/09/2008US7424032 Method and apparatus for transceiving multiple services data simultaneously over SONET/SDH
09/09/2008US7424026 Method and apparatus providing continuous adaptive control of voice packet buffer at receiver terminal
09/09/2008US7424012 Linked network switch configuration
09/09/2008US7424007 Power-save method for 802.11 multicast paging applications
09/09/2008US7424004 Systems and methods for networking passive information devices
09/09/2008US7424002 Resource allocation in a wireless network
09/09/2008US7424000 Time slot reservation scheme in wireless meshed networks
09/09/2008US7423986 Providing a multicast service in a communication network
09/09/2008US7423983 Voice and data exchange over a packet based network
09/09/2008US7423977 Smoothing algorithm for round trip time (RTT) measurements
09/09/2008US7423972 System and method for a transmission rate controller
09/09/2008US7423967 Fairness scheme method and apparatus for pause capable and pause incapable ports
09/09/2008CA2310500C Synchronization acquiring circuit
09/09/2008CA2234328C Method and apparatus for information stream frame synchronization
09/04/2008WO2008105976A1 Point code emulation for common channel signaling system no.7 signaling network
09/04/2008WO2008105713A1 Electronic timer system, time control and generation of timing signals
09/04/2008WO2008105419A1 Base station device and communication control method
09/04/2008WO2008105418A1 Base station device, user device, and communication control method
09/04/2008WO2008105417A1 Base station device and communication control method
09/04/2008WO2008105416A1 Base station device and communication control method
09/04/2008WO2008105074A1 Wireless relay system and relay device