Patents
Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368)
10/2001
10/04/2001WO2001074105A1 Radio communication system and channel allocation method in time division multiplex connection communication method
10/04/2001WO2001074104A1 Communication terminal and radio communication method
10/04/2001WO2001074047A1 V.90 over all-digital connections
10/04/2001WO2001073990A1 Base station apparatus and radio communication method
10/04/2001WO2001073954A2 Asymmetric digital subscriber line methods suitable for long subscriber loops
10/04/2001US20010026382 Method of setting up two-way optical communication between a central unit and a remote unit
10/04/2001EP1139628A2 Multicarrier receiver with channel estimation, for multiple access channels
10/04/2001DE10009766A1 Method of controling conventional telephony connection(s) involves dividing subscriber connection functionality so time-critical components are conducted in network termination unit
10/04/2001CA2374036A1 Base station apparatus and radio communication method
10/02/2001US6298036 Multiplex transmission system wherein analog signal is transformed to base band, random-transformed and superimposed on dispersed signal points in vector signal space
10/02/2001CA2196943C Atm exchanger
09/2001
09/30/2001CA2339577A1 Optical waveform for use in a dwdm optical network and systems for generating and processing same
09/27/2001WO2001071955A1 Communication apparatus and communication method
09/27/2001WO2001071937A2 Chirp slope multiple access
09/27/2001US20010025291 Flexibility enhancement to the modified fast convolution algorithm
09/27/2001US20010024474 Apparatus and method for trellis encoding data for transmission in digital data transmission systems
09/26/2001EP1137212A1 Communication method and communication device
09/26/2001EP1135885A1 A receiver and method of receiving for an fdma/tdma radio system
09/26/2001EP1135861A1 Data coding
09/26/2001EP0754320B1 Circuit arrangement comprising a permutation unit and method of processing a batch of items
09/26/2001CN2450831Y Portable DARC radio data receiving card
09/26/2001CN1315094A Phase domain multiplexed communications system
09/26/2001CN1315089A Communication device and communication method
09/26/2001CN1314747A Up-line circuit timing synchronization and put-in control for multi-way put-in radio communication system
09/25/2001US6295323 Method and system of data transmission using differential and common mode data signaling
09/25/2001US6295313 Method for controlling modem
09/20/2001WO2001069875A2 Noise reduction for differential links which use a shared reference
09/20/2001WO2001069826A1 Radio communication apparatus and radio communication method
09/20/2001WO2001069825A1 Transmitter, receiver, and method of data transmission
09/20/2001WO2000049725A9 Multiplexed codec for an adsl system
09/20/2001US20010023426 Multi-line distributed modem
09/20/2001US20010022810 Discrete multi-tone processor in asymmetric digital subscriber line modem
09/20/2001US20010022777 Peak to average power ratio reduction in communication systems
09/19/2001EP1133843A1 Method and apparatus for spreading and despreading data in a spread-spectrum communication system
09/19/2001EP1133841A1 System and method for compensating timing error using pilot symbol in ofdm/cdma communication system
09/19/2001CN1314064A Method of allocating resources and allocating scheme therefor
09/19/2001CN1313696A Method and device using virtual bidirectional information in wireless communication system
09/18/2001US6292651 Communication system with multicarrier transport distribution network between a head end terminal and remote units
09/18/2001US6292559 Spectral optimization and joint signaling techniques with upstream/downstream separation for communication in the presence of crosstalk
09/18/2001US6292487 Data transmission system and method
09/18/2001CA2194972C Frame synchronization in multicarrier transmission systems
09/13/2001WO2001067617A2 Method and apparatus for computing soft decision input metrics to a turbo decoder
09/13/2001WO1997035399A3 Time division duplexed multicarrier transmission
09/13/2001US20010021182 Transmitter apparatus and receiver apparatus and base station making use of orthogonal frequency division multiplexing and spectrum spreading
09/12/2001EP1133092A1 Communication method and communication device
09/12/2001EP1133069A1 Communication terminal and radio communication method
09/12/2001EP0845176A4 Dynamic allocation of bandwidth for transmission of audio signals and a video signal
09/12/2001EP0796529A4 Orthogonal code division multiple access communication system having multicarrier modulation
09/12/2001EP0711478B1 Feedforward control system, method and control module
09/12/2001CN1312987A Method and system for digital channelisation and de-channelisation
09/12/2001CN1312980A Frequency-hopping in a handwidth-on-clemand system
09/11/2001US6289056 Broadband multicarrier modulator and corresponding programming method
09/11/2001US6289055 Method for transmitting digital signals
09/11/2001US6289038 Parallel hopping hybrid direct sequence/slow frequency hopping CDMA system
09/07/2001WO2001065703A2 High data-rate powerline network system and method
09/07/2001WO2001065702A2 A modulation scheme for fdd/tdd transceivers
09/06/2001US20010019591 Multiple description trellis coded quantization
09/06/2001US20010019581 Startup protocol for high throughput communications systems
09/05/2001EP1130919A2 Apparatus and method for digital data transmission
09/05/2001EP1130918A2 Apparatus and method for digital data transmission
09/05/2001EP1130841A1 Method and apparatus for TDM/TDMA communications
09/05/2001EP1130840A2 Spread-spectrum multicarrier modulation for cellular communication
09/05/2001EP1129555A2 Method and apparatus for determining properties of a signal transmission channel
09/05/2001EP1129540A1 Bandwidth efficient qam on a tdm-fdm system for wireless communications
09/05/2001EP0827661B1 Method for reducing the effect of demodulator transients on signal tracking loops
09/05/2001CN1311569A TDM-TDMA communication method and equipment
09/05/2001CN1070675C Method and apparatus for direct communication in a TDMA radio communication system
09/04/2001US6285859 Method for predistortion of a signal transmitted between two units of a telecommunications network and a unit for carrying out the method
09/04/2001US6285720 Method and apparatus for high data rate wireless communications over wavefield spaces
09/04/2001US6285707 Temperature compensation for communications cards
09/04/2001US6285654 Apparatus and method for symbol alignment in a multi-point OFDM or DMT digital communications system
08/2001
08/30/2001WO2001063866A1 Dsl repeater
08/30/2001WO2001063828A2 Method for transmitting data in networks via data lines
08/30/2001WO2001063812A1 Wireless communication transmitter and receiver
08/30/2001US20010017864 SynchronousTDDsystem
08/29/2001EP1128592A2 Multi-carrier CDMA and channel estimation
08/29/2001EP1128591A2 Network multicasting method using ARQ techniques for preventing unnecessary retransmissions
08/29/2001EP0916202B1 System and method for determining end-to-end characteristics of a data communication channel
08/29/2001CN1310894A Stacked-carrier discrete multiple tone communication technology
08/29/2001CA2332387A1 Method and apparatus for tdm/tdma communications
08/28/2001US6282683 Communication system with multicarrier telephony transport
08/28/2001US6282237 Multiple transmission system wherein analog signal is transformed to base band, random-transformed and superimposed on dispersed signal points in vector signal space
08/28/2001US6282185 Transmitting and receiving method and radio system
08/28/2001US6282180 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
08/28/2001US6282167 OFDM signal organized so as to simplify reception
08/28/2001US6281935 System and method for controlling a transmitter frequency
08/23/2001WO2001062033A1 Base station device, communication terminal, and communication method
08/23/2001US20010015836 Node structure of upgradable wavelength division multiplexing system
08/22/2001EP1126639A1 Optical bidirectional communication setup method between central and remote equipment
08/22/2001EP1125408A1 Method and apparatus for scaling modem transfer capacity in a multi-channel communications system
08/22/2001EP1125401A1 Internet gigabit ethernet transmitter architecture
08/22/2001EP1125358A1 Amplitude modulator
08/22/2001CN1309361A Apparatus having configuration read-only memory storing format informations
08/21/2001US6279158 Dynamic bandwidth allocation
08/21/2001US6278740 Multi-bit (2i+2)-wire differential coding of digital signals using differential comparators and majority logic
08/16/2001EP1124348A2 Uplink timing synchronization and access control
08/16/2001EP1124347A2 Uplink timing synchronization and access control
08/15/2001CN1308439A Carrier distribution message in multiple carrier system
08/15/2001CN1308427A Signal structure, detection and estimation of timing sync and access of upstream link
08/14/2001US6275990 Transport of payload information and control messages on multiple orthogonal carriers spread throughout substantially all of a frequency bandwith