Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
05/2007
05/23/2007CN1968446A Frame structure for variable rate wireless channels transmitting high speed data
05/23/2007CN1968263A Data communication network protocol analysis testing method and device
05/23/2007CN1968225A Method for implementing communication between optical synchronous transmission devices across different companies
05/23/2007CN1968224A Method for communication between optical synchronous transmission devices across different companies
05/23/2007CN1968175A System and method for fast layer 2 protection in passive optical networks
05/23/2007CN1968065A Microwave communication service transmission method and system
05/23/2007CN1968064A Method for E1 link working state detection in wireless communication system
05/23/2007CN1968063A Clock recovery method and apparatus
05/23/2007CN1968062A Data transmission devices for communication facilities of a passive optical network
05/23/2007CN1968061A Re-timing apparatus and method
05/23/2007CN1317916C Code power measurement for dynamic channel allocation
05/22/2007WO2007061573A2 Group-header based method to organize local peer group of vehicles for inter-vehicle communication
05/22/2007US7222196 Apparatus, and associated method, for facilitating communication of packet data in a packet radio communication system using interactions between mid-stack and upper-level layers
05/22/2007US7222186 Content transferring technique
05/22/2007US7222185 Methods and apparatus for distributing content within a content delivery system
05/22/2007US7221926 Short range radio
05/22/2007US7221870 Ring map discovery and validation method and system for optical network applications
05/22/2007US7221688 Method and apparatus for receiving a digital audio broadcasting signal
05/22/2007US7221687 Reference timing architecture
05/22/2007US7221686 System and method for computing the signal propagation time and the clock correction for mobile stations in a wireless network
05/22/2007US7221685 Method and system relating to bandwidth utilization
05/22/2007US7221684 Increasing network efficiency using packet compression and decompression
05/22/2007US7221682 Controller for allocation of processor resources and related methods
05/22/2007US7221680 Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
05/22/2007US7221664 Transmittal of heartbeat signal at a lower level than heartbeat request
05/22/2007US7221662 Tone detection elimination
05/22/2007US7221661 Radio terminal, radio synchronization system having no base station, and recording medium
05/22/2007US7221660 System and method for multicast communications using real time transport protocol (RTP)
05/22/2007US7221657 Processing different size packet headers for a packet-based conversational service in a mobile communications system
05/22/2007US7221654 Apparatus, and associated method, for selecting radio communication system parameters utilizing learning controllers
05/22/2007US7221651 Radio station and data packet transmitting/receiving method
05/22/2007US7221126 Apparatus and method to align clocks for repeatable system testing
05/22/2007CA2507751C Cell search procedure for time division duplex communication systems using code division multiple access
05/22/2007CA2447895C Network controller for cable television delivery systems
05/22/2007CA2435798C Method and apparatus for tunnelling data in a network
05/22/2007CA2307217C Wireless communication system in which virtual links have a variable transmission capacity
05/18/2007WO2007056400A2 Lightweight communications protocol for reducing wireless data transactions in mobile subscriber sessions
05/18/2007WO2007056260A2 Bandwidth allocation for video-on-demand networks
05/18/2007WO2007055627A1 Generation of clock signal from received packet stream
05/18/2007WO2007018816A3 Method and system for synchronization of link layer windows
05/18/2007WO2007002794A3 Methods, systems, and computer program products for using signaling system 7 (ss7) subsystem numbers to route messages to session initiation protocol (sip) nodes
05/18/2007WO2007002252A3 Systems and method for generating a common preamble for use in wireless communication system
05/18/2007WO2006034282A3 Apparatus having and method for implementing a distributed architecture for receiving and/or transmitting radio frequency signals
05/18/2007WO2006020002A3 Method and system for synchronizing separated edge qam devices located remotely from a cmts
05/18/2007WO2004107105A3 Inter-subnet multicast relaying service - a network infrastructure independent solution to cross subnet multicasting
05/17/2007US20070110220 Distributed control of carrier frequency in multipoint-to-point orthogonal frequency division multiplexing communication
05/17/2007US20070110110 Audio/video processing main unit and control method thereof, audio processing terminal device and control method thereof, audio processing main unit, audio/video processing system, audio/video processing main unit control program, audio processing terminal device control program, and storage medium in which the program is stored
05/17/2007US20070110109 Time data checking unit, electronic device and method for checking a time indication
05/17/2007US20070110108 Apparatus for communicating frame control header in wireless access communication system and method thereof
05/17/2007US20070110107 Method and system for in-band signaling of multiple media streams
05/17/2007US20070110106 Arrangement and method for synchronsing a signal processing device with an incoming signal
05/17/2007US20070110105 Apparatus and a method for receiving a multiplexed broadcast signal carrying a plurality of services
05/17/2007US20070110103 Method and system for packing management messages in a communication system
05/17/2007US20070110102 Wireless multi-hop network, terminal and bandwidth ensured communication method for use therewith
05/17/2007US20070110101 Method of Handling RLC SDUs During RLC Reset and RLC Re-establishment in a UMTS System
05/17/2007US20070110100 Method for sending channel quality information in a multi-carrier radio communication system, corresponding user terminal and base station
05/17/2007US20070110099 Equipment and method for band allocation
05/17/2007US20070110096 Contention-based access to tones in orthogonal frequency division multiplexing (ofdm) waveform
05/17/2007US20070110085 Synchronous digital hierarchy (sdh) tributary module and sdh equipment node
05/17/2007US20070110084 Access points of defferent types exchanging addresses and rules to support end points devices
05/17/2007US20070110083 Gateway for achieving low latency and high availability in a real time event processing system
05/17/2007US20070110065 Method and apparatus for demultiplexing, merging, and duplicating packetized elementary stream/program stream/elementary steam data
05/17/2007US20070110054 Device and method for communicating with another communication device via network forwarding device
05/17/2007US20070110046 Internet protocol optimizer
05/17/2007US20070110035 Network nodes cooperatively routing traffic flow amongst wired and wireless networks
05/17/2007US20070110023 Method for clock sychronization of wireless 1394 buses for nodes connected via ieee 802.11 a/b wlan
05/17/2007US20070110022 Method and apparatus for wireless intersystem handover
05/17/2007US20070110006 Burst detector
05/17/2007US20070109997 Access router based mobile ipv6 fast handover method
05/17/2007US20070109996 Apparatus and method for transmitting packets in wireless network
05/17/2007US20070109995 Compensating for noise in a wireless communication system
05/17/2007US20070109960 Clustering call servers to provide protection against call server failure
05/17/2007US20070109959 System and method for synchronizing a back-up device in a communications environment
05/17/2007US20070109958 Network with redundancy properties, a branching unit for a user device in a network, redundancy manager for a network with redundancy properties and method for operating a network with redundancy properties
05/17/2007US20070109957 Otdm transmission method and apparatus
05/16/2007EP1786137A1 Method for frequency division duplex communications
05/16/2007EP1786127A2 A method and an apparatus for consistency verification of traffic engineering link timeslot status
05/16/2007EP1785802A1 Method for frequency synchronization
05/16/2007EP1784936A2 Message synchronization over a stochastic network
05/16/2007EP1784935A2 Transparent service adaptation in heterogeneous environments
05/16/2007EP1320963A4 Adaptive method for polling
05/16/2007CN1965606A Integrated circuit and method for time slot allocation
05/16/2007CN1965515A Arrangement for reaching IPv4 public network nodes by a node in an IPv4 private network via an IPv6 access network
05/16/2007CN1965514A Method for establishing a global time base in a timed communications system and associated communications system
05/16/2007CN1965513A Methods and apparatus for communication with time-division duplexing
05/16/2007CN1965283A Decentralized time interval synchronization in distributed networks
05/16/2007CN1965270A 测量时钟抖动 Clock jitter measurement
05/16/2007CN1964486A A method to quantify difference for video code processing and its device
05/16/2007CN1964250A Data frame type identification method and device
05/16/2007CN1964241A Optical fiber communication network system and access device and method for node at the above system
05/16/2007CN1316831C Method of setting system time clock at start of MPEG sequence
05/16/2007CN1316762C Circuit and method for receiving data
05/16/2007CN1316398C System and method for modifying a video stream based on a client or network environment
05/15/2007US7219269 Self-calibrating strobe signal generator
05/15/2007US7219147 Method of effecting protection control in communication network and RPR apparatus
05/15/2007US7219132 Dynamic resource allocation architecture for differentiated services over broadband communication networks
05/15/2007US7218936 Transmitting of cell management information in a cellular communication network
05/15/2007US7218901 Automatic frequency control of multiple channels
05/15/2007US7218900 Radio transmitter and receiver
05/15/2007US7218861 Optical transceiver, a multiplexing integrated circuit, a demultiplexing integrated circuit, an integral multiplexing/demultiplexing integrated circuit, and method for evaluating and testing the optical transceiver