Patents
Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368)
01/2003
01/14/2003US6507606 Asymmetric digital subscriber line methods suitable for long subscriber loops
01/14/2003US6507199 Method for measuring the operating properties of a subscriber line module for high-bit-rate data transmission
01/14/2003CA2347252C Transmitter and method for transmitting a pattern in a multicarrier modulation transmission system
01/14/2003CA2256822C A multi-carrier cdma transmission system with frequency and transmit diversity
01/09/2003WO2003003747A1 A digital television (dtv) transmission system using enhanced coding schemes
01/09/2003WO2003003680A1 Communication device having a two-mode controlled isolation circuit for power transport and bidirectional communication
01/09/2003WO2003003646A2 Cellular communications system with allocation of multiple slots and frequencies
01/09/2003WO2003003611A2 Cellular communication system which uses multicarrier spread-spectrum transmission
01/09/2003WO2003003589A2 Download booster for adsl transmission
01/09/2003US20030007632 Download booster for ADSL transmission
01/09/2003US20030007570 Apparatus for modulating and demodulating multiple channel FSK in power line communication system
01/09/2003US20030007509 Multicarrier communication with variable overhead rate
01/09/2003US20030007462 Cable interface for data and power supply
01/08/2003EP1274176A1 Multi-user detection in an MC-CDMA telecommunication system
01/08/2003EP1273163A1 V.90 over all-digital connections
01/08/2003EP1273105A1 Method and apparatus employing wireless in-band signaling for downlink transmission of commands
01/08/2003EP0872030B1 Two-way data communicating method and system
01/08/2003CN1389800A Transmission direction change-over device and method
01/07/2003US6505033 Radio communication device with memory information coincidence detection and information transfer
01/07/2003US6504875 Apparatus for multilevel signaling
01/07/2003US6504836 Communication system
01/07/2003CA2254960C System and method for determining end-to-end characteristics of a data communication channel
01/03/2003WO2003001761A1 Method and apparatus for transmitting data in a time division duplex system
01/03/2003WO2003001731A1 Cooperative code-enhanced multi-user communications system
01/03/2003WO2003001702A1 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission
01/03/2003WO2003001696A2 Method of tone allocation for tone hopping sequences
01/03/2003WO2002049306A3 Multi-carrier communications with group-based subcarrier allocation
01/02/2003US20030005386 Negotiated/dynamic error correction for streamed media
01/02/2003US20030002575 Multi-pair gigabit ethernet transceiver
01/02/2003US20030002570 Fully integrated ethernet transmitter architecture with interpolating filtering
01/02/2003US20030002450 Method and apparatus for transmitting data in a time division duplexed (TDD) communication system
01/02/2003US20030002433 System and method for synchronizing multiuser signals for OFDM CDMA
01/02/2003US20030002111 Optical channel operating parameters monitoring
01/02/2003EP1271830A2 Negotiated/dynamic error correction for streamed media
01/02/2003EP1271823A1 Wireless communication transmitter and receiver
01/02/2003EP0886926B1 Time division duplexed multicarrier transmission
01/01/2003CN1388690A Fixed user unit for telecommunication
01/01/2003CN1098004C Communication method, base station and terminal equipment
01/01/2003CN1097889C Radio telephone apparatus for performing space diversity technique in radio communication system
01/01/2003CN1097884C Method for frequency correction of multicarrier signals and related apparatus
12/2002
12/31/2002US6501791 Method and apparatus for allocating tones to a plurality of users in a multi-tone modem communications system
12/31/2002US6501771 Delay compensation
12/31/2002CA2242346C Method and apparatus for compressing and transmitting high speed data
12/27/2002WO2002103944A1 Full duplex dmt modulation in well-logging applications
12/27/2002WO2002103926A1 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
12/27/2002WO2002011343A3 Multi-carrier transmission method using symbol redundancy and corresponding apparatus
12/27/2002CA2451648A1 Full duplex dmt modulation in well-logging applications
12/26/2002US20020199133 Automatic detection and correction of marginal data in polling loop system
12/26/2002US20020199051 Transmitting and receiving circuit and transmitting and receiving method
12/26/2002US20020198012 Method and apparatus for allocating a communication resource in a broadband communication system
12/26/2002US20020196861 Systems and methods for implementing receiver transparent Q-mode
12/26/2002US20020196732 Frequency assignment in orthogonal multicarrier modulation
12/26/2002US20020196050 Method and system for bidirectional signal transmission
12/25/2002CN1387712A Method and apparats for communicating call
12/24/2002US6498807 Method and apparatus for transmitting data from a plurality of users in a multi-tone modem communications system
12/24/2002US6498788 Method and a radio terminal for interaction with a service provider
12/24/2002US6498511 Receiver, hybrid circuit, driver circuit, and signal transmission system for bidirectional signal transmission for carrying out such signal transmission in both directions simultaneously
12/19/2002WO2002101922A1 System and method for performing ranging in a cable modem system
12/19/2002US20020194360 Method for centrally setting data rate in a data transmission facility and a device for centrally setting data rates
12/19/2002US20020191722 Data communication speed control system, transmitter apparatus and receiver apparatus
12/19/2002US20020191684 System and method for performing ranging in a cable modem system
12/19/2002US20020191633 Data communication device data communication method
12/19/2002US20020191581 MC/CDMA data transmission method
12/19/2002US20020191534 Techniques for communicating information using prime-frequency waveform mapping
12/19/2002US20020190762 Slew rate control circuit
12/18/2002EP1267513A2 Multiplexing of multicarrier signals
12/18/2002EP1266497A2 Noise reduction for differential links which use a shared reference
12/18/2002CN1386350A Radio communication apparatus and radio communication method
12/18/2002CN1386344A Multi-carrier CDMA communication device, multi-carrier CDMA transmitting device, and multi-carrier CDMA receiving device
12/18/2002CN1386343A Multicarrier CDMA communication device
12/18/2002CN1386024A 移动通信系统以及基地台与移动终端 Mobile communication system and the base station and the mobile terminal
12/17/2002US6496535 Method and system for effective channel estimation in a telecommunication system
12/17/2002US6496488 Modularly clustered radiotelephone system
12/17/2002US6496487 Efficient full duplex simultaneous message transfer
12/12/2002WO2002005441A3 Code power measurement for dynamic channel allocation
12/12/2002US20020186792 Signal encoding for transmission of multiple digital signals over single physical medium
12/12/2002US20020186777 Apparatus for multilevel signaling
12/12/2002US20020186715 Master-slave data transmission in orthogonal frequency-division multiplexing
12/12/2002US20020186714 Method of data transmission by orthogonal frequency-division multiplexing
12/12/2002US20020186650 Equalisation method and device of the GMMSE type
12/12/2002US20020186597 Method and apparatus for adaptive address bus coding for low power deep sub-micron designs
12/11/2002EP1265395A1 Method and device for transmitting MC-CDMA data
12/11/2002EP1265394A1 Frequency allocation in orthogonal multicarrier modulation
12/11/2002EP1265393A1 Data transmission between master and slave, using orthogonal frequency division multiplexing
12/11/2002EP1265392A1 Method of transmitting data by multiplexing orthogonal frequencies
12/11/2002EP1264435A1 Frame structure for variable rate wireless channels transmitting high speed data
12/11/2002EP1264434A2 Method and circuit arrangement for the secure transmission in digital transmission systems
12/11/2002EP1264414A2 Chirp slope multiple access
12/11/2002EP1264408A2 Method and apparatus for computing soft decision input metrics to a turbo decoder
12/11/2002CN1096161C Method and apparatus for formatting of data for transmission
12/11/2002CN1096154C System for radio transmission of digital signals between plurality of subscriber stations and base station
12/11/2002CA2390253A1 Ofdm multiple sub-channel communication system
12/10/2002US6493358 Apparatus and method for demultiplexing a frequency division multiplexed input signal and polyphase digital filter network therefor
12/05/2002WO2002098161A1 Carrier selection method
12/05/2002WO2002056567A3 Reduced soft output information packet selection
12/05/2002WO2002025888A3 Negotiation of transmission parameter
12/05/2002US20020183026 Data communication quality control system, transmitter system and receiver
12/05/2002US20020181630 Method for seamlessly combining adjacent filters in a frequency channelizer
12/05/2002US20020181608 Combining a clock signal and a data signal
12/05/2002US20020181607 Transmitter and method to cancel interference in OFDM communication