Patents
Patents for H04J 3 - Time-division multiplex systems (63,408)
05/2007
05/15/2007US7218853 Optical packet switching apparatus and methods
05/15/2007US7218648 Method and apparatus for communicating control data in an asynchronous communications channel
05/15/2007US7218647 Method and apparatus for implementing frame header alterations
05/15/2007US7218645 Method and apparatus optimizing a radio link
05/15/2007US7218644 Dynamic bandwidth allocation for bluetooth access point connections
05/15/2007US7218643 Relay device and communication device realizing contents protection procedure over networks
05/15/2007US7218642 Methods and systems for high speed broadband digital link
05/15/2007US7218641 Method and apparatus for adaptive processing gain for multiple source devices in a communications system
05/15/2007US7218631 Switching apparatus with ISDN access
05/15/2007US7218628 Method and device for detecting preamble of wireless data frame
05/15/2007US7218622 Method of transmitting a synchronisation signal during a synchronisation time slot of a mobile radio telecommunication system of the time division duplex (TDD) type
05/15/2007US7218621 Method for dynamic allocation of channels in a code division multiple access packet data system
05/15/2007US7218612 Network synchronization
05/15/2007US7218610 Communication system and techniques for transmission from source to destination
05/15/2007US7218607 Signaling proxy device for automatically setting up standby paths in optical networks
05/10/2007WO2007053124A1 Methods and device for transmitting data from a first communication device to a second communication device
05/10/2007WO2007052752A1 Packet communication method, mobile station, and radio base station
05/10/2007WO2007052649A1 Radio transmitter, radio communication system, and radio transmission method
05/10/2007WO2007051495A1 Method and arrangement in a mobile telecommunication network
05/10/2007WO2007051405A1 An uplink synchronous control method and apparatus of the high speed shared information channel
05/10/2007WO2007051283A1 Three-way message exchange clock synchronization
05/10/2007WO2007051282A1 Differential clock recovery in packet networks
05/10/2007WO2007016236A3 Automatic framing selection
05/10/2007WO2006069044A3 Mechanism for identifying and penalizing misbehaving flows in a network
05/10/2007WO2006058136A3 User-controlled telecommunications system
05/10/2007WO2005062862A3 Apparatus, and associated method, for facilitating communication of packet data in a packet radio communication system
05/10/2007US20070104229 Method and apparatus for mixing and outputting plural audio signals included in plural DMB/DAB services in DMB/DAB device
05/10/2007US20070104228 Asymmetric Differential Timing
05/10/2007US20070104225 Communication apparatus, transmitter, receiver, and error correction optical communication system
05/10/2007US20070104224 Differentiated quality of service transport protocols
05/10/2007US20070104223 Apparatus and method for supporting multiple links by grouping multiple hops in a multi-hop relay cellular network
05/10/2007US20070104222 Bandwidth allocation for video-on-demand networks
05/10/2007US20070104221 Base station and method for allocating bandwidth in a broadband wireless network with reduced latency
05/10/2007US20070104220 Methods and apparatus for fragmenting system information messages in wireless networks
05/10/2007US20070104219 System and method to facilitate testing of rapidio components
05/10/2007US20070104218 Adapting a communication network to varying conditions
05/10/2007US20070104217 Differential availability determination and notification
05/10/2007US20070104209 Processing of multiple cells in a network device with two reads and two writes on one clock cycle
05/10/2007US20070104190 User datagram protocol packet processing on network elements
05/10/2007US20070104178 Method and apparatus for interfacing among mobile terminal, base station and core network in mobile telecommunications system
05/10/2007US20070104155 Apparatus and method for providing notification of allocation of communication resources in a radio communication system
05/10/2007US20070104142 Method for modem switching for use with mm-mb terminal
05/10/2007US20070104125 Lightweight communications protocol for reducing wireless data transactions in mobile subscriber sessions
05/10/2007US20070104118 Determining, transmitting, and receiving performance information with respect to an operation performed locally and at remote nodes
05/10/2007US20070104116 Method and apparatus for mapping 3gpp service primitives to media independent handover event services
05/10/2007US20070104111 Internal analog loopback for a high-speed interface test
05/10/2007US20070104108 Procedure for correcting errors in radio communication, responsive to error frequency
05/10/2007US20070104107 System and method for routing packets in a wireless multihopping communication network
05/10/2007US20070104106 Method and apparatus for improving convergence in networks
05/10/2007US20070104097 Transitioning to secure ip communications for encoding, encapsulating, and encrypting data
05/10/2007US20070104094 Method and device for controlling data connections in a data network having a plurality of data network nodes
05/10/2007US20070104093 Method of inter-RPR-ring bridge redundancy
05/10/2007US20070104092 Method for configuring IP network resource and IP network
05/09/2007EP1783938A2 Method and system for transferring time division multiplexing service data
05/09/2007EP1783937A2 Infrastructure for wireless LANS
05/09/2007EP1783936A1 Communication system for sending dissimilar types of data across a synchronous network
05/09/2007EP1782560A1 Compression in cable data service
05/09/2007EP1782559A1 Method and apparatus for the synchronization of a system time of a communications network with a clock reference
05/09/2007EP1782549A2 Wlan capacity enhancement by contention resolution
05/09/2007EP1647099B1 Transceiver and communication method for digital multi-carrier communication
05/09/2007EP1382147A4 A network and method for transmitting reverse analog signals by sub-sampling the digital reverse bandwidth
05/09/2007EP1145469B1 Common packet channel
05/09/2007CN1961591A Session control using a multicast address
05/09/2007CN1961522A Transport stream processing device and transport stream processing method
05/09/2007CN1961511A Audio data transmitting/receiving apparatus and audio data transmitting/receiving method
05/09/2007CN1961510A Method and apparatus for reducing multi-user processing in wireless communication systems
05/09/2007CN1961308A Domain-influenced prefix assignment method and apparatus
05/09/2007CN1960893A Power and communication architecture for a vehicle
05/09/2007CN1960282A Multicast service method and device of providing multiple types of protection and recovery
05/09/2007CN1960259A Implementation method of downloading files at same time in broadcasting network
05/09/2007CN1960226A Apparatus for performing initial synchronization and frame synchronization in mobile communications system and method thereof
05/09/2007CN1960225A Method for expanding OFDM system based on invariable number of sub carrier wave
05/09/2007CN1960214A Method for realizing synchronization in PHS system
05/09/2007CN1315322C Recording/reproducing system
05/09/2007CN1315301C Grouping communication method and data storage sharing system
05/09/2007CN1315280C SDH pointer treatment method and circuit
05/09/2007CN1315276C Time synchronization of satellite positioning system enabled mobile receiver and base station
05/08/2007US7215726 Method for interference suppression for TDMA -and/or FDMA transmission
05/08/2007US7215685 Frame aligning deframer
05/08/2007US7215684 Method and apparatus for reducing transmission overhead in a communication system
05/08/2007US7215683 Method and apparatus for protecting against packet losses in packet-oriented data transmission
05/08/2007US7215682 Packet switched network using distributed protocol converters for interfacing user terminals
05/08/2007US7215681 Adaptive channel access for carrier sense multiple access based systems
05/08/2007US7215679 Method, apparatus and data structure enabling multiple channel data stream transmission
05/08/2007US7215673 Multiplexing and demultiplexing method and apparatus
05/08/2007US7215668 Method and apparatus for processing information, storage medium, and software program
05/08/2007US7215656 Transmission and receiving using spreading modulation for spread spectrum communications and thereof apparatus
05/08/2007US7215651 System and method for retransmission of data
05/08/2007US7215650 Adaptive data rate control for narrowcast networks
05/08/2007US7215644 Inter-domain constraint-based shortest path first technique for supporting hierarchical routing in interconnected multi-domain optical transport networks
05/08/2007US7215639 Congestion management for packet routers
05/08/2007US7215636 Method of determining training signal in OFDM, and apparatus and method for receiving OFDM signal using the training signal
05/08/2007US7215163 Method and device for frequency division and demultiplexing
05/08/2007US7215042 Interface for peripheral device detection
05/08/2007US7213751 Method and device for transmission of data in an electronic shelf labeling system
05/08/2007CA2381255C Radiocommunication method between a base station and mobile terminals, base stations and mobile terminals for implementing same
05/03/2007WO2007049399A1 Base station apparatus and base station apparatus control method
05/03/2007WO2007028815A3 Transmission of useful data in the picture signal of a camera system
05/03/2007WO2007016311A3 Congestion management over lossy network connections
05/03/2007WO2006096597A3 Methods, systems, and computer program products for congestion-based routing of telecommunications signaling messages