| Patents for H04J 1 - Frequency-division multiplex systems (15,293) |
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| 04/21/2004 | CN1147191C Carrier scanning in cellular network |
| 04/20/2004 | US6725462 Optimizing upstream transmission in a cable television distribution plant |
| 04/20/2004 | US6724725 Automatic LAN flow control mechanisms |
| 04/15/2004 | WO2004032422A2 Data transfer scheme in a communication system |
| 04/15/2004 | US20040072547 System and method for a direct conversion multi-carrier processor |
| 04/15/2004 | US20040071239 Method and apparatus for compensating for the frequency offset in interleaved frequency division multiple access |
| 04/15/2004 | US20040071105 Radio communication system, radio communication method, and transmitter apparatus and receiver apparatus suitable for use in the same |
| 04/14/2004 | EP1408642A2 Adaptive allocation for multicarrier spread spectrum transmission |
| 04/14/2004 | EP1407571A1 Method for diversity reception of a multicarrier signal, receiver and corresponding system |
| 04/14/2004 | EP1180270B1 Method and device for carrying out simplex data transmission |
| 04/14/2004 | EP0783812B1 Method and apparatus for transmultiplexer a multi-channel information signal |
| 04/14/2004 | CN1146207C Multi-topology network communication link interface |
| 04/14/2004 | CN1146117C Communication method, emission device, emission method, receiving device and receiving method |
| 04/13/2004 | US6721376 Signal encoding for transmission of multiple digital signals over single physical medium |
| 04/08/2004 | WO2004030252A1 Apparatus and method for generating preamble sequence in an ofdm communication system |
| 04/08/2004 | WO2003015335A8 Channel estimation in a multi carrier transmit diversity system |
| 04/08/2004 | US20040066765 Data transfer scheme in a communications system incorporating multiple processing elements |
| 04/08/2004 | US20040066740 Apparatus and method for generating preamble sequence in a OFDM communication system |
| 04/08/2004 | US20040066312 System and method for a low rate, in-band broadcast communication for medical telemetry |
| 04/08/2004 | CA2468005A1 Apparatus and method for generating preamble sequence in an ofdm communication system |
| 04/07/2004 | EP1405446A2 System and method for integrating optical layers in a pcb for inter-board communications |
| 04/01/2004 | WO2004028031A1 Transmitting apparatus, receiving apparatus, radio communication method, and radio communication system |
| 04/01/2004 | WO2003105390A3 System and method for a direct conversion multi-carrier processor |
| 04/01/2004 | WO2002043319A9 Communications architecture for storage-based devices |
| 03/31/2004 | EP1404079A2 Generation of preamble sequences in an multicarrier communication system |
| 03/31/2004 | EP1402675A2 Filter for multicarrier signals |
| 03/31/2004 | EP1402667A2 Upstream communication system with controllable band pass filter properties |
| 03/31/2004 | CN1486001A Pipelined low complexity fft/ifft processor |
| 03/31/2004 | CN1144404C Transmitting/receiving device and its modulation method and estimation method |
| 03/30/2004 | US6714529 Variable transmission rate digital modem with multi-rate filter bank |
| 03/30/2004 | US6714520 System, apparatus method for multi-carrier transmission |
| 03/25/2004 | US20040059766 Pipelined low complexity FFT/IFFT processor |
| 03/24/2004 | EP1400141A1 Network and method for connecting antennas to base stations in a wireless communication network using space diversity |
| 03/24/2004 | EP1400064A2 Receiving unit for searching for at least one unused transmission channel in a communications device, and a method for use |
| 03/24/2004 | CN1484895A Sub-channels for the random access channel in time division duplex |
| 03/24/2004 | CN1484877A Carrier interferometry coding and multicarrier processing |
| 03/18/2004 | WO2004023750A1 Filterbank modulation system with pre-equalization |
| 03/18/2004 | US20040052370 Multichannel quadrature modulation |
| 03/17/2004 | EP1398898A1 Activation of multiple xDSL modems with implicit channel probe |
| 03/17/2004 | EP1397877A1 Channel access method for powerline carrier based media access control protocol |
| 03/17/2004 | EP0804833B1 Frequency synchronized bidirectional radio system |
| 03/17/2004 | EP0744103B1 Communication system resource allocation method |
| 03/17/2004 | CN1142642C Method for providing information concerning frequency band, head-end and terminal realizing such method |
| 03/11/2004 | WO2004021617A1 Communication apparatus and communication method |
| 03/11/2004 | WO2002101951A3 Method and apparatus for walsh space assignment in a communication system |
| 03/11/2004 | US20040047372 Techniques for communicating information using hermite-gaussian basis functions |
| 03/10/2004 | EP1396168A1 Carrier selection method |
| 03/10/2004 | EP1396106A2 Method and system for increased bandwidth efficiency in multiple input - multiple output channels |
| 03/09/2004 | US6704372 Digital implementation of multi-channel demodulators |
| 03/09/2004 | US6704285 Signal multiplexer and method |
| 03/04/2004 | WO2004008291A3 Context aware transmission management method |
| 03/04/2004 | WO2003024078A3 Recommendation for a 1-bit z channel for drr |
| 03/04/2004 | US20040042401 Controller area network (CAN) communication device |
| 03/04/2004 | US20040042393 Apparatus and method for data acquisition from network elements having reserved resources for specialized traffic |
| 03/04/2004 | DE20312160U1 Drahtloses Sende-/Empfangsgerät für Multimediaübertragungen und Multicast-Dienste A wireless transmit / receive unit for multimedia transmission and multicast services |
| 03/03/2004 | EP1393590A1 Method of wcdma coverage based handover triggering |
| 03/03/2004 | EP1393541A1 Variable state length initialization for dsl systems |
| 03/03/2004 | EP1393492A1 Method and system for communicating a clock signal over an optical link |
| 03/03/2004 | CN1479982A Mobile communication system, multicarrier CDMA transmitter and receiver thereof |
| 03/02/2004 | US6700878 Communication network with improved access protocol |
| 03/02/2004 | US6700875 System, device, and method for selecting a channel in a multichannel communication network |
| 03/02/2004 | CA2251845C Transmit sequencing |
| 02/26/2004 | WO2004017638A1 Domestic multimedia transmission method and system |
| 02/26/2004 | WO2004017543A1 Remote agent access method to a voip contact center where high qos is not supported |
| 02/26/2004 | WO2003050653A3 System and method for increasing data capacity in communication systems |
| 02/26/2004 | WO2002043319A3 Communications architecture for storage-based devices |
| 02/26/2004 | US20040037405 Apparatus and method for network-initiated real-time multi-party communications |
| 02/26/2004 | US20040037330 Data multiplexing network, wavelength multiplexer, and data multiplexing transmission method |
| 02/26/2004 | US20040037262 Mobile communication system mult-icarrier cdma transmitting apparatus and multi-carrier cdma reception apparatus |
| 02/26/2004 | US20040037241 Interlaced frequency division duplexing method for duplex communication system |
| 02/25/2004 | EP1391090A1 Data transmission system having a high data transmission rate |
| 02/25/2004 | EP1391067A2 Method and apparatus for allocating data streams given transmission time interval (tti) constraints |
| 02/24/2004 | US6696989 Data-update apparatus, reproduction apparatus, data-addition apparatus, data-detection apparatus and data-removal apparatus |
| 02/24/2004 | CA2214869C Digital signal processing apparatus for frequency demultiplexing or multiplexing |
| 02/19/2004 | WO2004015992A1 Method and apparatus for performing channel detection |
| 02/19/2004 | WO2004015898A1 Techniques for communicating information using prime-frequency waveform mapping |
| 02/19/2004 | WO2004015879A1 Radio receiver with variable bandwidth if filter |
| 02/19/2004 | WO2004015876A2 Channel switching for support of multimedia broadcast and multicast services |
| 02/19/2004 | US20040032863 Remote agent access method to a voip contact center where high Qos is not supported |
| 02/18/2004 | EP0800737B1 Multiple access digital transmitter and receiver |
| 02/18/2004 | CN1476187A Method and equipment used for compensating frequency deviation in intertangling type frequency division multiple path |
| 02/18/2004 | CN1139213C Wireless communication system with CDMA, FDMA and TDMA multiple access component |
| 02/17/2004 | CA2298999C Digital channelizer having efficient architecture for cyclic shifting and method of operation thereof |
| 02/12/2004 | WO2004014001A1 Methods and apparatus for network signal aggregation and bandwidth reduction |
| 02/12/2004 | WO2004013999A1 Centralized buffer architecture for an orthogonal frequency division multiplexing (ofdm) receiver |
| 02/12/2004 | US20040029548 Radio receiver having a variable bandwidth IF filter and method therefor |
| 02/12/2004 | US20040028011 Method and apparatus for adapting signaling to maximize the efficiency of spectrum usage for multi-band systems in the presence of interference |
| 02/11/2004 | CN1138430C Method of combining several signals, and base station |
| 02/11/2004 | CN1138368C Apparatus and method of searching for PN sequence phase in multi-carrier CDMA mobile communication system |
| 02/10/2004 | US6690780 Apparatus and method for network-initiated real-time multi-party communications |
| 02/10/2004 | US6690677 Network for telephony and data communication |
| 02/10/2004 | CA2300579C Technique for effectively communicating multiple digital representations of a signal |
| 02/05/2004 | WO2004012380A1 Data processor and method for processing data |
| 02/05/2004 | WO2003071728A3 Method and apparatus for adapting multi-band ultra-wideband signaling to interference sources |
| 02/05/2004 | US20040025101 Data processing apparatus and data processing method |
| 02/05/2004 | US20040023630 Radio transmission apparatus |
| 02/05/2004 | US20040023629 Receiving unit for searching for at least one unused transmission channel in a communications device, and a method for use |
| 02/05/2004 | US20040022305 Variable state length initialization |
| 02/05/2004 | US20040022271 Signal generation and broadcasting |
| 02/04/2004 | EP1387541A2 Reduction of peak to average power ratio |