Patents
Patents for H04J 1 - Frequency-division multiplex systems (15,293)
03/2005
03/17/2005WO2005025114A2 Method and system for out-of-band messaging between customer premises equipment and a cable modem termination station
03/17/2005WO2005024589A2 Cable modem termination system having a gateway for transporting out-of-band messaging signals
03/17/2005WO2005024588A2 Method and system for internet protocol provisioning of customer premises equipment
03/17/2005WO2005024584A2 Multi-link network architecture, including security, in seamless roaming communications systems and methods
03/17/2005WO2005002091A8 Otdm transmitting method and transmitter
03/17/2005US20050059401 Method of handoff within a telecommunications system containing digital base stations with different spectral capabilities
03/17/2005US20050058218 Methods and apparatus for offset chirp modulation
03/17/2005US20050058153 Common signaling method
03/17/2005US20050058121 Ultra-wideband communication protocol
03/17/2005US20050058114 Ultra-wideband communication protocol
03/17/2005US20050058102 Ultra-wideband communication protocol
03/17/2005CA2536177A1 Cable modem termination system having a gateway for transporting out-of-band messaging signals
03/17/2005CA2536106A1 Method and system for out-of-band messaging between customer premises equipment and a cable modem termination station
03/17/2005CA2536103A1 Method and system for internet protocol provisioning of customer premises equipment
03/16/2005EP1514370A1 Signal analyzer and method for displaying capacities of code channels
03/16/2005EP0769226B1 Method and system for management of frequency spectrum among multiple applications on a shared medium
03/16/2005CN1595855A A novel method for decreasing peak-to-average ratio of OFDM signal
03/15/2005US6868255 Method of transmitting return signals to a satellite from a videocommunication signal distribution network
03/15/2005US6868067 Hybrid agent-oriented object model to provide software fault tolerance between distributed processor nodes
03/10/2005WO2005022892A2 Video multiplexer system providing low-latency vcr-like effects and program changes
03/10/2005WO2005022797A2 Synchronization in a broadcast ofdm system using time division multiplexed pilots
03/10/2005WO2005022796A2 Advanced, adaptive video multiplexer system
03/10/2005WO2005022795A2 Advanced, self-balancing video multiplexer system
03/10/2005WO2004107638A3 Improved wireless network cell controller
03/10/2005US20050053220 Methods and systems for directory information lookup
03/10/2005US20050053217 Methods and systems for remote call establishment
03/10/2005US20050053214 Methods and systems for conference call buffering
03/10/2005US20050053086 Method and system for authenticated fast channel change of media provided over a DSL connection
03/10/2005CA2537294A1 Video multiplexer system providing low-latency vcr-like effects and program changes
03/10/2005CA2537293A1 Advanced, adaptive video multiplexer system
03/10/2005CA2537280A1 Advanced, self-balancing video multiplexer system
03/10/2005CA2537267A1 Synchronization in a broadcast ofdm system using time division multiplexed pilots
03/09/2005EP1512240A2 Apparatus and an associated method for facilitating communications in a radio communication system that provides for data communications at multiple data rates
03/09/2005CN1593029A Method for interference suppression for TDMA and/or FDMA transmission
03/09/2005CN1592303A Methods and systems for application instance level workload distribution affinities
03/09/2005CN1592286A Apparatus and method for frequency generation in mobile communication system
03/09/2005CN1592263A System for controlling multiple apparatus
03/08/2005US6865193 Video transmission system and method utilizing phone lines in multiple unit dwellings
03/03/2005US20050050202 Methods, systems and computer program products for application instance level workload distribution affinities
03/03/2005US20050050130 Ranging in multi-band OFDM communications systems
03/03/2005US20050047799 Method and apparatus to reduce second order distortion in optical communications
03/03/2005US20050047444 TFI-OFDM transmission/reception systems for UWB communication and methods thereof for mitigating interference from simultaneously operating piconets
03/03/2005US20050047443 Methods and apparatuses for determining loop characteristics using an extended voice-band modem
03/03/2005US20050046600 Robust system for transmitting and receiving map data
03/02/2005EP1511207A2 Method and apparatus to reduce second order distortion in optical communications
03/02/2005CN1589556A Digital implementation of multi-channel demodulators
03/01/2005US6862267 Determining network addresses and ports using table from a description file
03/01/2005US6861964 Robust system for transmitting and receiving map data
02/2005
02/26/2005CA2478357A1 Method and apparatus to reduce second order distortion in optical communications
02/24/2005WO2005018134A2 Method and system for crosstalk cancellation
02/24/2005WO2004088858A3 Method and apparatus for improved data transmission
02/24/2005US20050041620 System and method for communicating digital information using time-and-frequency-bounded base functions
02/24/2005US20050041601 Shared network ring protection
02/24/2005US20050041575 Network span protection using span identifiers
02/23/2005CN1586089A Method of WCDMA coverage based handover triggering
02/22/2005US6859829 Method and mechanism for providing computer programs with computer system events
02/22/2005US6859435 Prevention of deadlocks and livelocks in lossless, backpressured packet networks
02/22/2005US6859434 Data transfer scheme in a communications system incorporating multiple processing elements
02/17/2005US20050037805 Signal reception apparatus and method for multi-band utlra-wideband communication systems
02/17/2005US20050036452 Method, system and article for rapid detection and avoidance of high data corrupting routes within a network
02/17/2005US20050035850 Detection of broadcast signals for defining useable frequency bands for powerline communication
02/16/2005EP1507335A1 Signal reception apparatus and method for multiband ultrawideband communication systems
02/16/2005CN1582553A Wireless communication system configured to communicate using a mixed waveform configuration
02/16/2005CN1582436A Admission control system for home video servers
02/16/2005CN1581764A Method for detecting and avoiding high data error route in network, system and product thereof
02/16/2005CN1581714A CDMA communication device for improving the usability of frequencies and suppressing the occurrence of call loss
02/15/2005US6856682 System and method for processing an input signal communicated on a telephone line
02/10/2005WO2005013528A1 Radio transmission control method, radio receiver apparatus, and radio transmitter apparatus
02/10/2005WO2004040824A3 A multi-rate, multi-port, gigabit serdes transceiver
02/10/2005US20050030884 Method and system for crosstalk cancellation
02/09/2005EP1505752A2 Subscriber interface device in a fiber to the home (FTTH) system
02/09/2005EP1504579A1 Method and apparatus for reducing peak to average power ratio of a multi-carrier signal
02/09/2005EP1504576A1 Filtering and application triggering platform
02/09/2005EP0872060B1 Transmitting and receiving method and radio system
02/09/2005CN1578286A Method for ultra wideband communication using frequency band modulation, and system for the same
02/09/2005CN1578178A Wideband quadrature generation technique requiring only narrowband components and method thereof
02/09/2005CN1188979C FDD/TDD transceivers for wireless communication equipment
02/08/2005US6853843 Method of handoff within a telecommunications system containing digital base stations with different spectral capabilities
02/08/2005US6853629 Method for frequency division duplex communications
02/03/2005WO2005011172A1 Radio communication apparatus and radio communication method
02/03/2005US20050028193 Macro-block based content replacement by PID mapping
02/03/2005US20050025485 Subscriber interfacing device in communication-broadcasting convergence FTTH
02/03/2005US20050025111 CDMA communication device for improving the usability of frequencies and suppressing the occurrence of call loss
02/03/2005US20050025054 Extensible traffic generator for synthesis of network data traffic
02/02/2005CN1573679A Enumeration method for the link clock rate and the pixel/audio clock rate
02/01/2005US6850491 Modeling link throughput in IP networks
02/01/2005CA2265999C Signal transformation method and apparatus
01/2005
01/27/2005WO2005008392A2 Network span protection using span identifiers
01/27/2005US20050018785 Communication system
01/27/2005US20050018612 Ethernet network availability
01/27/2005US20050018596 System for crosstalk noise reduction on twisted pair, ethernet, polyphase and shielded wire systems
01/26/2005EP1501285A1 Television program broadcasting system
01/26/2005CN1572097A Mixed waveform configuration for wireless communications
01/26/2005CN1571311A Apparatus and method for symbol border detecting
01/25/2005CA2411425C Frequency conversion apparatus
01/20/2005US20050013344 Wideband quadrature generation technique requiring only narrowband components and method thereof
01/20/2005CA2530021A1 Apparatus, and associated method, for communication system exhibiting time-varying communication conditions
01/19/2005EP1499035A2 Methods for determining the gains of different carriers, radio transmission units and modules for such units
01/19/2005EP1499033A1 Detection of broadcast signals for defining useable frequency bands for powerline communication
01/19/2005EP1499031A2 Method for ultra wideband communication using frequency band modulation, and system for the same