Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
08/2009
08/06/2009WO2009095345A1 Method for monitoring a passive optical network using monitoring units
08/06/2009WO2009077419A8 Transport of aggregated client packets
08/06/2009WO2001088668A3 Hardware time stamping and registration of packetized data method and system
08/06/2009US20090198467 Measuring Clock Jitter
08/06/2009US20090196605 Communications System with Symmetrical Interfaces and Associated Methods
08/06/2009US20090196313 High-data-rate communication link using multiple lower rate modems
08/06/2009US20090196312 Integrated circuit
08/06/2009US20090196311 Initiation and expiration of objects in a knowledge based framework for a multi-master synchronization environment
08/06/2009US20090196310 Device and method for improved settling time in multiplexed input systems
08/06/2009US20090196309 Communication apparatus, communication system, communication method and program
08/06/2009US20090196308 Method and system for coordinating services provided by different service providers
08/06/2009US20090196304 Method and system for providing multicast contention resolution
08/06/2009US20090196282 Methods and apparatus for providing quality-of-service guarantees in computer networks
08/06/2009US20090196279 Tdm based cell search method for ofdm system
08/06/2009US20090196278 Pilot signals for synchronization and/or channel estimation
08/06/2009US20090196277 Wireless network synchronization
08/06/2009US20090196275 Uplink delay budget feedback
08/06/2009US20090196271 Pilot signals for synchronization and/or channel estimation
08/06/2009US20090196263 Wireless receiver
08/06/2009US20090196262 Methods and apparatus for intra-user quality of service uplink scheduling
08/06/2009US20090196222 Method and apparatus for interfacing synchronous core network with asynchronous radio network
08/06/2009US20090196214 Device, system, and method of bidirectional wireless communication
08/06/2009US20090196205 Clock synchronization in a bidirectional network
08/06/2009US20090196204 Methods and devices relating to downlink assignments
08/06/2009US20090196203 Wireless communication system and communication control method
08/06/2009US20090196177 Method, apparatus and computer program for uplink scheduling in a network that employs relay nodes
08/06/2009US20090196162 Utran enhancements for the support of inter-cell interference cancellation
08/06/2009US20090196161 Combined echo and crosstalk cancellation
08/05/2009EP2086156A1 A microtca system, a clock card and a providing clock method
08/05/2009EP2086137A1 Method for coordinating measurements and calibrations in a passive optical network
08/05/2009EP2086136A1 Optical communication
08/05/2009EP2086135A1 Time synchronization method, equipment and network communication system
08/05/2009EP2086133A1 Method for monitoring a passive optical network using monitoring units
08/05/2009EP2084840A2 A method and apparatus for monitoring tcp sessions in a mobile data network and developing corresponding performance metrics
08/05/2009EP2084839A1 Time coordinated base station and antenna array for integer cycle and impulse modulation systems
08/05/2009EP1579603A4 Method and device for establishing communication links and handling sp slot connection collisions in a communication system
08/05/2009EP1559210A4 Method and device for establishing communication links and detecting interference between mobile nodes in a communication system
08/05/2009EP1525725B1 Switching architecture with packet encapsulation
08/05/2009EP1266476A4 Hybrid data transport scheme over optical networks
08/05/2009CN101500183A Method for synchronizing frame head by transmission equipment and apparatus thereof
08/05/2009CN101499871A Time delay detection method for SDH time delay, time clock synchronization method, master and slave time clock entity and SDH network element
08/05/2009CN101499870A Method and apparatus for multimedia broadcast multicast service data synchronization between RNCs
08/05/2009CN101499869A Establishing method and system for multimedia broadcast multicast service Iur synchronous bearing
08/05/2009CN101499849A Method and apparatus for configuring protection interval
08/05/2009CN100525541C Mobile communication system
08/05/2009CN100525532C Base station synchronization for handover in hybrid GSM/CDMA network
08/05/2009CN100525507C Optical cross connect apparatus and network
08/05/2009CN100525459C Maintaining synchronization of streaming audio and video using internet protocol
08/05/2009CN100525224C Communication system
08/05/2009CN100525153C Base element for a multiplexer structure and corresponding multiplexer structure
08/05/2009CN100525152C System and method for broadband digital broadcasting
08/05/2009CN100525140C Radio base system, transmission directional control method
08/04/2009US7571457 Advanced set top terminal with electronic mailbox for cable television delivery systems
08/04/2009US7571338 Determining a time difference between first and second clock domains
08/04/2009US7571258 Method and apparatus for a pipeline architecture
08/04/2009US7571017 Intelligent data multiplexer
08/04/2009US7570966 Systems and methods for facilitating instant communications over distributed cellular networks
08/04/2009US7570954 Communication system wherein a clocking signal from a controller, a request from a node, acknowledgement of the request, and data transferred from the node are all provided on different frequencies, enabling simultaneous transmission of these signals
08/04/2009US7570684 Method for joint time synchronization and frequency offset estimation in OFDM system and apparatus of the same
08/04/2009US7570674 Method and apparatus for generating information signal to be recorded
08/04/2009US7570672 Fiber optic multiplex modem
08/04/2009US7570671 Method and apparatus for deploying forward error correction in optical transmission networks and the deployment of photonic integrated circuit (PIC) chips with the same
08/04/2009US7570670 Method and system for communicating and processing VOIP packets using a jitter buffer
08/04/2009US7570669 Synchronizing packet traces
08/04/2009US7570667 System, apparatus, and method for increasing resiliency in communications
08/04/2009US7570666 Method and apparatus for guard interval detection in multi-carrier receiver
08/04/2009US7570665 Generation of mixed media streams
08/04/2009US7570664 Synchronization correction circuit for correcting the period of clock signals
08/04/2009US7570663 System and method for processing packets according to concurrently reconfigurable rules
08/04/2009US7570662 System and method for multiplexing, fragmenting, and interleaving in a communications environment
08/04/2009US7570661 Script-based parser
08/04/2009US7570660 Apparatus for implementing transparent subwavelength networks
08/04/2009US7570659 Multi-lane receiver de-skewing
08/04/2009US7570658 Transmitting data
08/04/2009US7570657 Autonegotiation between 1000Base-X and 1000Base-T
08/04/2009US7570654 Switching device utilizing requests indicating cumulative amount of data
08/04/2009US7570650 Optical networking module including protocol processing and unified software control
08/04/2009US7570643 Efficient framing procedure for variable length packets
08/04/2009US7570627 Method for sharing bandwidth using reduced duty cycle signals and media access control
08/04/2009US7570626 Communication method, transmitting device using the same, and receiving device using the same
08/04/2009US7570624 Device, system and method of uplink/downlink communication in wireless network
08/04/2009US7570599 Adaptively applying a target noise margin to a digital subscriber line (DSL) loop for DSL data rate establishment
08/04/2009US7570597 Discovery process in a vehicle network
08/04/2009US7570596 Method and apparatus for evaluating performance of wireless LAN system
08/04/2009US7570585 Facilitating DSLAM-hosted traffic management functionality
08/04/2009US7570583 Extending SONET/SDH automatic protection switching
08/04/2009US7570576 Detection and mitigation of temporary (bursts) impairments in channels using SCDMA
08/04/2009CA2494724C Channel switching for support of multimedia broadcast and multicast services
08/04/2009CA2370188C Data packets retransmission in a communication system
07/2009
07/30/2009WO2009093687A2 Wireless control apparatus and method to determine wireless transmission timing
07/30/2009WO2009092548A1 Method and device for transmitting data in a network
07/30/2009WO2008069389A3 Fast uplink ranging system and method in mobile communication system
07/30/2009US20090190675 Synchronization in a broadcast ofdm system using time division multiplexed pilots
07/30/2009US20090190649 Conditioning Circuit that Spectrally Shapes a Serviced Bit Stream
07/30/2009US20090190614 Jitter buffer adaptation based on audio content
07/30/2009US20090190613 Supporting efficient and accurate sync/followup timestamps
07/30/2009US20090190612 Apparatus for dynamic header compression and method thereof
07/30/2009US20090190611 Flow control in a network device
07/30/2009US20090190609 Bit and power allocation scheme for full-duplex transmission with echo cancellation in multicarrier-based modems
07/30/2009US20090190608 Communication apparatus and method for controlling communication channel used