Patents
Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368)
03/2004
03/16/2004US6707805 Method for initial power control for spread-spectrum communications
03/16/2004CA2249078C Apparatus and method for communicating both delay-sensitive data sporadic data
03/11/2004WO2004021616A1 Transmission/reception apparatus and transmission/reception method
03/11/2004WO2003003611A3 Cellular communication system which uses multicarrier spread-spectrum transmission
03/11/2004US20040049725 Hybrid arq method with single constellation rearrangement
03/11/2004US20040048574 Method and apparatus for adapting multi-band ultra-wideband signaling to interference sources
03/11/2004US20040047454 Quick connect parameter exchange
03/11/2004US20040047407 Pcm modem over all-digital connection
03/11/2004US20040047372 Techniques for communicating information using hermite-gaussian basis functions
03/11/2004US20040047332 Process and system for subscription sharing between a plurality of radiotelephony terminals
03/11/2004US20040047296 Systems and methods for high rate OFDM communications
03/11/2004US20040047283 FDM signals crosstalk cancellation technique
03/11/2004DE10239810A1 Verfahren und Sendeeinrichtung zum Übertragen von Daten in einem Mehrträgersystem The method and transmitting means for transmitting data in a multicarrier system
03/10/2004EP1396956A1 MC-CDMA downlink beamforming method with the weights applied to every element of the antenna array being different for every user and every frequency bin, the weights being adapted to maximise the signal to interference and noise ratio
03/10/2004EP1396945A1 Synchronisation method for the uplink channel in a point-to-multipoint communication with ofdm modulation
03/10/2004EP1396168A1 Carrier selection method
03/10/2004EP1293059B1 Hybrid arq method with signal constellation rearrangement
03/10/2004CN1481633A Multi-carrier communications with group-based subcarrier allocation
03/09/2004US6704399 Quick connect parameter exchange
03/09/2004US6703865 Line-driver with power down loopback protection
03/04/2004WO2004019545A1 Method and apparatus for minima enlargement
03/04/2004WO2004019532A1 Ofdm-cdma transmission device and ofdm-cdma transmission method
03/04/2004WO2004017911A2 Protease inhibitors
03/04/2004WO2003034642B1 Synchronisation in multicarrier cdma systems
03/04/2004US20040042540 Method and apparatus for minima enlargement
03/04/2004US20040042420 Method and apparatus for fast acquisition and synchronization of transmission frames
03/04/2004US20040042387 Communication system with multicarrier telephony transport
03/04/2004US20040042386 Data transmission apparatus and data transmission method
03/04/2004DE20312160U1 Drahtloses Sende-/Empfangsgerät für Multimediaübertragungen und Multicast-Dienste A wireless transmit / receive unit for multimedia transmission and multicast services
03/03/2004EP1395011A1 Apparatus to form a base station digital transmitted signal
03/03/2004EP1394960A1 Automatic gain control system for a multi-user ofdm digital transmission system using the electric grid
03/03/2004CN1479982A Mobile communication system, multicarrier CDMA transmitter and receiver thereof
03/02/2004US6701163 Base station apparatus and method for suppressing peak electric power
03/02/2004US6700937 Iterative decoding
03/02/2004US6700917 Method and apparatus for increasing soft modem capacity
02/2004
02/26/2004WO2004017647A1 Maximizing allowable flexible slot-to-cell allocation by using adaptive antennas in a tdd system
02/26/2004WO2004017547A2 Multi-band ultra-wide band communication method and system
02/26/2004WO2003063459B1 Power line communication system combining high bitrate and low bitrate transmissions
02/26/2004WO2003050653A3 System and method for increasing data capacity in communication systems
02/26/2004US20040037370 Data receiving device
02/26/2004US20040037262 Mobile communication system mult-icarrier cdma transmitting apparatus and multi-carrier cdma reception apparatus
02/26/2004US20040037241 Interlaced frequency division duplexing method for duplex communication system
02/26/2004US20040037214 Point to multipoint system and process for the transmission over the electricity network of digital data
02/26/2004CA2495346A1 Maximizing allowable flexible slot-to-cell allocation by using adaptive antennas in a tdd system
02/25/2004EP1391998A2 Spread spectrum data receiving device
02/25/2004CN1140073C Communication terminal device and radio communication method
02/24/2004US6697897 Data communication interface between host and slave processors
02/24/2004US6697606 Transceiver and a telecommunication system having a transceiver
02/24/2004US6697350 Adaptive vector correlator for spread-spectrum communications
02/19/2004WO2004016019A1 Method of increasing the data transmission rate in a mobile radio system
02/19/2004WO2004015914A1 High-speed analog modem
02/19/2004WO2004015913A1 Multi-band modem
02/19/2004WO2004015898A1 Techniques for communicating information using prime-frequency waveform mapping
02/19/2004WO2004015876A2 Channel switching for support of multimedia broadcast and multicast services
02/19/2004US20040032918 Communication method, system and apparatus utilizing burst symbol cycles
02/19/2004US20040032902 Modem channel sharing based on frequency division
02/19/2004US20040032878 Waveform for virtually simultaneous transmission and multiple receptions system and method
02/19/2004US20040032850 Maximizing allowable flexible slot-to cell allocation by using adaptive antennas in a TDD system
02/19/2004US20040032846 Negotiation of transmission parameter
02/19/2004US20040032354 Multi-band ultra-wide band communication method and system
02/18/2004EP1389835A1 Downlink synchronisation method for a point-to-multipoint system with ofdm modulation
02/18/2004EP1389366A2 Transmission in multi-channel communication system using selective channel power control
02/18/2004CN1476270A Selection method of transmitting antenna in multiantenna communication environment
02/18/2004CN1476187A Method and equipment used for compensating frequency deviation in intertangling type frequency division multiple path
02/18/2004CN1139220C Half duplex universal asynchronized trans-receiver controller for single channel bi-directional wireless communications
02/17/2004US6694470 Retransmission procedure and apparatus for handshaking protocol
02/17/2004US6694148 Transmit power control for MCPA-equipped based stations
02/17/2004US6693998 Error correction and compression parameter exchange during modem training phase
02/17/2004US6693992 Line probe signal and method of use
02/17/2004US6693970 QAM modulator
02/17/2004US6693957 Adaptive front end for discrete multitone modem
02/17/2004US6693951 System and method for generating signal waveforms in a CDMA cellular telephone system
02/17/2004US6693636 Information transfer system, a transmitter, a receiver and a record carrier for use in the system
02/17/2004CA2298999C Digital channelizer having efficient architecture for cyclic shifting and method of operation thereof
02/12/2004WO2004014056A1 Power line communication system
02/12/2004WO2004014033A1 Detecting a carrier signal by using a power averaging circuit
02/12/2004WO2004014032A2 Multi-tap frequency domain equalization with decision feedback and trellis decoding
02/12/2004US20040028153 Detecting a carrier signal by using a power averaging circuit
02/12/2004US20040028075 Source centered clock supporting quad 10 GBPS serial interface
02/12/2004US20040028021 CDMA telecommunication system
02/12/2004US20040028012 Flexible method and apparatus for encoding and decoding signals using a time division multiple frequency scheme
02/12/2004US20040028011 Method and apparatus for adapting signaling to maximize the efficiency of spectrum usage for multi-band systems in the presence of interference
02/12/2004US20040028007 Radio communication apparatus and radio communication method
02/12/2004US20040027998 Activation of multiple xDSL modems with half duplex and full duplex procedures
02/12/2004US20040027162 Simultaneous bi-directional i/o system
02/12/2004US20040027152 System and method for transmission-line termination by signal cancellation, and applications thereof
02/12/2004DE10234720A1 Interface connection method for transmitting/receiving data links to two lines in a pair of lines regarded as a single line in order to transmit data by means of differential signals
02/11/2004EP1388954A2 Method for multiple access and transmission in a point-to-multipoint system on an electrical network
02/11/2004CN1475067A Active terminating device with optional line-receiving and line-driving capabilities
02/11/2004CN1475056A Automatic gain control for time division duplex receiver
02/11/2004CN1138368C Apparatus and method of searching for PN sequence phase in multi-carrier CDMA mobile communication system
02/10/2004US6690776 Communication on hold notifier
02/10/2004US6690768 Power cutback configuration of digital subscriber line transceivers using public switched telephone network signaling
02/10/2004US6690749 High speed encoding and decoding apparatus and method for analog subscriber connections
02/10/2004US6690742 Adaptively configurable class-A/class-B transmit DAC for transceiver emission and power consumption control
02/10/2004US6690717 Multi-tone transceiver system using two steps of DMT-CMFB
02/10/2004US6690680 Communication system signal synchronization techniques
02/10/2004US6690650 Arrangement in a network repeater for monitoring link integrity by monitoring symbol errors across multiple detection intervals
02/10/2004US6690196 Simultaneous bi-directional I/O system
02/10/2004US6690191 Bi-directional output buffer