Patents
Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368)
09/2004
09/16/2004US20040181745 Systems and modules for use with trellis-based decoding
09/16/2004US20040181744 Method and apparatus for computing soft decision input metrics to a turbo decoder
09/16/2004US20040180629 Auto-negotiation of transceiver roles in communication systems
09/16/2004US20040179552 Activation of multiple xDSL modems with implicit channel probe
09/16/2004US20040179486 Method and apparatus for segmentation, reassembly and inverse multiplexing of packets and ATM cells over satellite/wireless networks
09/15/2004EP1458129A1 System for automatically configuring a transceiver as either a central or a remote unit in a communication system
09/15/2004EP1458104A2 Method an apparatus for compressing and transmitting high speed data
09/15/2004EP1090490B1 Multicarrier communication with variable overhead rate
09/15/2004CN1167304C Radio communication system and channel allocation method in time division multiplex connection communication method
09/14/2004US6792403 Method and apparatus for compressing and transmitting ultra high speed data
09/14/2004US6792049 Digital transceiver system with adaptive channel pre-coding in an asymmetrical communications network
09/14/2004US6792040 Modems having a dual power mode capability and methods of operating same
09/14/2004US6792038 Startup protocol for high throughput communications systems
09/14/2004US6791993 Virtual gateway system and method
09/14/2004US6791966 Signal coding
09/14/2004US6791964 Multicarrier CDMA rake receiver apparatus
09/14/2004US6791953 Interface apparatus
09/10/2004WO2004077772A1 Data sink/data source data transmission device and data terminal device for a circuit-switched and packet-switched network
09/10/2004WO2004077712A1 Radio communication system and radio communication method
09/10/2004WO2004077684A2 Communication method, system, and apparatus that combines aspects of cyclic prefix and zero padding techniques
09/10/2004WO2004077681A1 Viterbi decoder operating in units of a plurality of transitions
09/09/2004US20040176097 Allocation of sub channels of MIMO channels of a wireless network
09/09/2004US20040174936 Receiver codec super set constellation generator
09/09/2004US20040174928 Transmitting and receiving spread spectrum signals using continuous waveforms
09/09/2004US20040174903 Reduced symbol rate handshake signaling in ADSL systems
09/09/2004US20040174812 Transmission device, reception device and radio communication method
09/09/2004US20040174811 OFDM automatic frequency control device and method thereof
09/09/2004US20040174809 Communication method, system, and apparatus that combines aspects of cyclic prefix and zero padding techniques
09/08/2004EP1455477A2 Electronic apparatus with communication device
09/08/2004EP0883845B1 Dynamically upgradeable disk array system and orthogonal signal multiplexing system therefor
09/08/2004CN1528059A Downlink synchronisation method for a point-to-mutipoint system wit OFDM modulation
09/08/2004CN1527488A Starting of multi-xDSL modulator-demodulator with hidden channel probe
09/08/2004CN1166107C Communication equipment and system
09/08/2004CN1166086C Communication system, base station apparatus, communication terminal apparatus and communication method
09/07/2004US6788743 Modulation of a primary data channel reference clock to form a separate data communication channel
09/07/2004US6788662 Method for adaptive reverse power control for spread-spectrum communications
09/07/2004US6788253 Method and apparatus for use in improving accuracy in geo-location estimates
09/02/2004WO2004075470A2 Controlled superposition coding in multi-user communication systems
09/02/2004WO2004075444A2 Peak-to-average power ratio management for multi-carrier modulation in wireless communication systems
09/02/2004WO2004075442A2 Methods and apparatus of enhanced coding in multi-user communications systems
09/02/2004WO2004075436A1 A wireless transceiver and wireless transmitting/receiving method and program thereof
09/02/2004US20040172583 Memory system and method for use in trellis-based decoding
09/02/2004US20040171385 Adaptive signal processing method in a mimo-system
09/02/2004US20040170238 Frequency synchronizing method and frequency synchronizing apparatus
09/02/2004US20040170235 Iterative decoding
09/02/2004US20040170222 Multimode modem with automatic negotiation of operational mode
09/02/2004US20040170217 Wireless personal area networks with rotation of frequency hopping sequences
09/02/2004US20040170133 Packet processing system
09/02/2004DE10306444A1 Two-wire bus system for motor vehicle, determines quiescent current or voltage and separates from current or voltage containing measured data
09/02/2004CA2516529A1 Peak-to-average power ratio management for multi-carrier modulation in wireless communication systems
09/02/2004CA2516382A1 Controlled superposition coding in multi-user communication systems
09/02/2004CA2516359A1 Methods and apparatus of enhanced coding in multi-user communications systems
09/01/2004EP1453268A2 Multicarrier communication with variable overhead rate
09/01/2004EP1453265A1 Information transfer methods
09/01/2004EP1453258A1 Method, piconet member and piconet coordinator for controlling frequency hopping sequences by using a beacon specifying a hopping sequence rotation sequence and a hopping sequence
09/01/2004EP1453232A1 MULTI−CARRIER TRANSMISSION/RECEPTION APPARATUS
09/01/2004EP1453229A1 Multi-carrier cdma transmission system and transmission method
09/01/2004EP1451948A1 Multi-channel broadband content distribution system
09/01/2004CN1526252A Code power measurement for dynamic channel allocation
09/01/2004CN1526196A Reduced soft output information packet selection
09/01/2004CN1165150C XDSL modem with digital separator device
08/2004
08/31/2004US6785766 Method and apparatus for servicing massive interrupts in random access memory (RAM)
08/31/2004US6785371 Signaling mechanism for modem connection holding and reconnecting
08/31/2004US6785324 Transceiver including reactive termination for enhanced cross-modulation performance and related methods
08/31/2004US6785300 Delay compensation
08/31/2004US6785248 Spread spectrum communication method and spread spectrum communication apparatus
08/26/2004WO2004073200A1 Method of reducing feedback channel state information within adaptive ofdma system and adaptive ofdma system using the same
08/26/2004WO2003061185A8 Data transmission method for a multi-user, multipoint-to-multipoint digital data transmission system
08/26/2004US20040166869 Controlled superposition coding in multi-user communication systems
08/26/2004US20040165686 Ultra-wideband high data-rate communications
08/26/2004US20040165670 Simultaneous multi-band transmission on a printed circuit board
08/26/2004US20040165669 Signal transmission apparatus and interconnection structure
08/26/2004US20040165658 Memory management for a digital subscriber line telecommunication device
08/25/2004EP1450531A2 System and method for generating signal waveforms in a CDMA cellular telephone system
08/25/2004EP1450506A1 Radio transmission apparatus and radio transmission method
08/25/2004EP1450505A1 Orthogonal frequency-division multiplex transmission method
08/25/2004EP1449310A1 Dynamic allocation of frequency spectrum
08/25/2004EP0880837B1 Adjustment of the guard space duration in an OFDM system
08/25/2004EP0296175B2 Method and installation for digital communication, particularly between and toward moving vehicles
08/25/2004CN1524367A Multi-carrier communications with adaptive cluster configuration and switching
08/25/2004CN1523842A Signal transmission apparatus and interconnection structure
08/25/2004CN1164075C Modem control method and apparatus
08/24/2004US6782096 Subscriber line driver and termination
08/24/2004US6782039 Vertical adaptive antenna array for a discrete multitone spread spectrum communications system
08/24/2004US6782007 TDM bus synchronization circuit and protocol and method of operation
08/24/2004US6782005 Communication system and communication method
08/24/2004US6781977 Wideband CDMA mobile equipment for transmitting multichannel sounds
08/24/2004US6781470 Tunable oscillator
08/19/2004WO2004071042A1 Method and device for transmitting data in a multi-carrier system
08/19/2004WO2004071005A1 Method and apparatus for automatic gain control of a multi-carrier signal in a communication receiver
08/19/2004WO2004071004A1 Non-intrusive modem performance analysis
08/19/2004WO2004070988A2 Dynamic frequency selection and temporary channel selection
08/19/2004WO2004070971A1 Polarization coding
08/19/2004WO2004070520A2 Point of sale modem for high-speed communications
08/19/2004WO2004057821A3 System and method for communicating digital information using time-and-frequency-bounded base functions
08/19/2004US20040162097 Peak-to-average power ratio management for multi-carrier modulation in wireless communication systems
08/19/2004US20040162080 Combined simulcasting and dedicated services in a wireless communication system
08/19/2004US20040160990 Method and system for timing controlled signal transmission in a point to multipoint power line communications system
08/19/2004CA2514884A1 Method and apparatus for automatic gain control of a multi-carrier signal in a communication receiver
08/18/2004EP1447935A1 A data retransmission method based on bit transform