Patents
Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368)
08/2003
08/05/2003CA2135918C Power line coupler modem device for communication over electrical lines
07/2003
07/31/2003WO2003063459A2 Power line communication system combining high bitrate and low bitrate transmissions
07/31/2003WO2003063406A1 Mean square error based rate negotiation algorithm
07/31/2003WO2003063060A2 Asymmetric digital subscriber line modem apparatus and methods therefor
07/31/2003WO2003028327A3 Efficient methods for filtering to avoid inter-symbol interference and processing digital signals having large frequency guard bands
07/31/2003US20030145196 Separate self-synchronizing packet-based scrambler having replay variation
07/31/2003US20030144836 Method and apparatus for compressing and transmitting ultra high speed data
07/31/2003US20030144028 Method and system for modem protocol discrimination
07/31/2003US20030142772 Fast skew detector
07/31/2003US20030142691 Modulation by multiple pulse per group keying and method of using the same
07/31/2003US20030142646 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
07/31/2003US20030141949 Signal transmission on a coaxial cable
07/30/2003EP1331749A1 Multiple signal transmission on a coaxial cable
07/30/2003EP1330886A2 Automatic gain control for a time division duplex receiver
07/30/2003EP1330884A1 System and method for extending the operating range and/or increasing the bandwith of a communication link
07/30/2003CN1433166A Regular sign restoring device and method for orthogonal frequency-division multiplexing receiver
07/29/2003US6600780 Apparatus and method for adapting a filter of an analog modem
07/29/2003US6600776 Vertical adaptive antenna array for a discrete multitone spread spectrum communications system
07/29/2003CA2145904C Packet program component detector
07/24/2003WO2003061196A2 Transmission protection for communications networks having stations operating with different modulation formats
07/24/2003WO2003061185A1 Data transmission method for a multi-user, multipoint-to-multipoint digital data transmission system
07/24/2003WO2003061170A1 Pilot multiplex method in ofdm system and ofdm receiving method
07/24/2003WO2003001731A8 Cooperative code-enhanced multi-user communications system
07/24/2003US20030138039 Combined feed forward and blind equalizer
07/24/2003US20030138038 Echo and near end cross talk reduction
07/24/2003CA2470693A1 Data transmission method for a multi-user, multipoint-to-multipoint digital data transmission system
07/23/2003EP1330087A2 Symbol timing recovery for multicarrier receivers
07/23/2003EP1330064A2 Information communication apparatus and information communication method
07/23/2003EP1330063A1 Signal multiplexer
07/23/2003EP1330045A1 Transmitter and receiver of spectrum spread communication system, and modulation and demodulation methods thereof
07/23/2003EP1330041A1 A method and an apparatus for improving the carriers' output power of a broadband multi-carrier base-station
07/22/2003US6598198 Deinterleaving device that releases a plurality of types of interleaving simultaneously
07/22/2003US6597750 Opposite polarization interference cancellation in satellite communication
07/22/2003US6597197 I2C repeater with voltage translation
07/17/2003WO2003058905A1 Data transmission and reception method and apparatus
07/17/2003WO2003058887A1 Co-existence of ofdm and dsss/cck stations in a wlan
07/17/2003WO2003058881A2 Coexistence of modulation schemes in a wlan
07/17/2003WO2003058871A1 Method and apparatus for a mimo-ofdm communication system
07/17/2003US20030135774 System and method for a pendant bus
07/17/2003US20030134642 WLAN having load balancing by access point admission/termination
07/17/2003US20030133519 Forward tracing decoder apparatus and method
07/17/2003US20030133473 Power line communication system
07/17/2003US20030133471 Method and system for a pendant bus protocol
07/17/2003US20030133469 Transmission protection for communications networks having stations operating with different modulation formats
07/17/2003US20030133404 Pre-distortion method for telecommunication system and transmitter for mobile terminal of MC-CDMA telecommunication system
07/17/2003CA2472574A1 Resource allocation for mimo-ofdm communication systems
07/16/2003EP1328083A1 Pre-distortion method for an MC-CDMA uplink
07/16/2003CN1115048C Signal transmitting, receiving device and method, signal transmitting system and signal transmitting-receiving method
07/15/2003US6594322 Method of distributed loop control for a multicarrier telephony transport
07/15/2003US6594318 Method and apparatus for computing soft decision input metrics to a turbo decoder
07/15/2003US6594306 Method and apparatus for a start-up procedure for digital and analog modems utilizing pulse code modulation for data transmission
07/15/2003US6594304 Adaptive configurable class-A/class-B transmit DAC for transceiver emission and power consumption control
07/15/2003US6594245 Method and system for enabling a remote communication station to engage multiple communication stations
07/15/2003US6594052 Transmitting apparatus and method, receiving apparatus and method, distribution medium and transmitting system
07/10/2003US20030131122 Information communication apparatus, information communication method, and information communication process program
07/10/2003US20030128774 Receiver apparatus
07/10/2003US20030128772 Wireless impulse transmitter, receiver, and method
07/10/2003US20030128684 Coexistence of modulation schemes in a WLAN
07/10/2003US20030128669 System and method for interfacing a data link protocol engine and a physical layer
07/10/2003US20030128659 Coexistence of OFDM and DSSS/CCK stations in a WLAN
07/10/2003US20030128658 Resource allocation for MIMO-OFDM communication systems
07/09/2003EP1325659A2 Channel assignment in a ofdma system
07/09/2003EP1325654A2 Method of operating an asymmetrical half-duplex communication system
07/09/2003EP0789954B1 Method and arrangement for separating signals operating in the same channel
07/09/2003CN1429427A Method and apparatus for computing soft decision input metrics to TURBO decoder
07/09/2003CN1428964A Method of multiplex multispeed digital exchange and its equipment
07/09/2003CN1114331C Channel allocation method and circuit for testing trunk line in radio communication system
07/08/2003US6590871 Multi-carrier modulation apparatus and transmitter using the same
07/08/2003US6590863 Operation mode changing-over method and multiplex transmission apparatus for realizing the same
07/08/2003CA2281542C Method and apparatus for analyzing a composite carrier signal
07/03/2003WO2003055162A1 System and method for reducing noise induced by digital subscriber line (dsl) systems into services that are concurrently deployed on a communication line
07/03/2003WO2003055117A2 Method for the continuous estimation of the equalizer coefficients for wire-bound transmission systems
07/03/2003WO2002073870A3 Method of symbol timing synchronization in communication systems
07/03/2003US20030126547 Structured data communication with backwards compatability
07/03/2003US20030125086 Transmitting and receiving apparatus
07/03/2003US20030125066 Network with adaptation of the modulation method
07/03/2003US20030123649 Echo cancellation using a variable offset comparator
07/03/2003US20030123645 System and method to mitigate pots ringing interference in DSL
07/03/2003US20030123570 CMOS receiver for simultaneous bi-directional links
07/03/2003US20030123565 Radio communication method and apparatus
07/03/2003US20030123384 Stacked-carrier discrete multiple tone communication technology and combinations with code nulling, interference cancellation, retrodirective communication and adaptive antenna arrays
07/03/2003US20030123383 OFDM multiple sub-channel communication system
07/03/2003US20030123381 Data transmission and reception method and apparatus
07/02/2003EP1324584A1 Modem system and modems with tunable analog filters
07/02/2003EP1324554A2 Bi-directional buffer with impedance matching
07/02/2003CN1113508C Device and method for transmission
07/01/2003US6587502 System and method for profile selection during fast retrain of a wideband modem
07/01/2003US6587438 World-wide-web server that finds optimal path by sending multiple syn+ack packets to a single client
07/01/2003CA2301546C Apparatus and method for concurrent voice and data transmission
06/2003
06/26/2003WO2003053019A2 Single clock receiver
06/26/2003WO2003053018A1 Method and device for a bi-directional half-duplex transmission of data
06/26/2003US20030119534 Method and apparatus for implementing measurement based dynamic frequency hopping in wireless communication systems
06/26/2003US20030118351 Optical transmitter and code conversion circuit used therefor
06/26/2003US20030118143 Direct modulation architecture for amplitude and phase modulated signals in multi-mode signal transmission
06/26/2003US20030118135 Clock distribution device for multiband modem
06/26/2003US20030118091 System and method for reducing power dissipation for DSL circuits
06/26/2003US20030118087 Systems and methods for interfacing with digital history data
06/26/2003US20030117963 Method and apparatus for application driven adaptive duplexing of digital subscriber loops
06/26/2003US20030117172 Bi-directional output buffer
06/25/2003EP1322101A2 Near-end crosstalk noise minimization and power reduction for digital subscriber loops