| Patents for H04L 1 - Arrangements for detecting or preventing errors in the information received (103,402) |
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| 01/07/1998 | EP0817417A2 Radio conference system and terminal unit therefor |
| 01/07/1998 | EP0817411A2 Data error correcting method for digital signal frames and apparatus used in the method |
| 01/07/1998 | EP0817401A2 Wireless communications system having a layered space-time architecture employing multi-element antennas |
| 01/07/1998 | EP0817397A1 Method for switching a channel from a first to a second propagation path |
| 01/07/1998 | EP0815692A2 A two-way paging system and apparatus |
| 01/07/1998 | EP0815667A1 A method for frame quality detection and a receiver |
| 01/07/1998 | EP0815665A1 Method and system for communication over multiple channels in a spread spectrum communication system |
| 01/07/1998 | EP0815660A1 Process for monitoring the quantisation quality in digital radio or television transmission systems |
| 01/07/1998 | EP0815655A1 Method and apparatus for adaptively selecting a communication strategy in a selective call radio communication system |
| 01/07/1998 | EP0815509A1 Method and apparatus for data encoding and communication over noisy media |
| 01/07/1998 | EP0587620B1 Radio system |
| 01/07/1998 | EP0549672B1 Sequence synchronisation |
| 01/07/1998 | CN1169801A Diversity receiver and control method therefor |
| 01/07/1998 | CN1169631A Digital communication demodulator, digital communication demodulation method and digital demodulation circuit |
| 01/07/1998 | CN1169630A Data receiving apparatus |
| 01/06/1998 | US5706396 Error protection system for a sub-band coder suitable for use in an audio signal processor |
| 01/06/1998 | US5706313 Soft decision digital communication method and apparatus |
| 01/06/1998 | US5706312 Trellis coded modulation employing lower dimensionality convolutional encoder |
| 01/06/1998 | US5706282 For providing enhanced audio quality of user communication |
| 01/06/1998 | US5706277 Method for changing-over to standby for a transmission device for the bidirectional transmission of digital signals and arrangement for carrying out the method |
| 01/06/1998 | US5705994 Receiving apparatus |
| 12/31/1997 | WO1997050219A1 Data transmitting method, data transmitting system, transmitter, and receiver |
| 12/31/1997 | WO1997050202A2 Method and apparatus for communicating information |
| 12/31/1997 | WO1997050197A1 Transmitted power controller |
| 12/31/1997 | WO1997050191A1 Method and apparatus for rate determination in a communication system |
| 12/31/1997 | WO1997050183A1 Variable length coding with error protection |
| 12/31/1997 | CN1169221A High speed data transmission in mobile communication system |
| 12/31/1997 | CN1169219A Digital transmission system for transmitting digital audio signal being in form of samples of a specific wordlength and occurring at specific sampling rate |
| 12/31/1997 | CN1169218A Digital communication system having punctured convolutional coding system and method |
| 12/31/1997 | CN1168979A Signal quality detector and methods thereof |
| 12/31/1997 | CA2258002A1 Method and apparatus for communicating information |
| 12/30/1997 | US5703902 Method and apparatus for determining signal strength in a variable data rate system |
| 12/30/1997 | US5703886 Error detecting apparatus for packet exchange |
| 12/30/1997 | US5703882 Cyclic line coding apparatus for error detection and frame recovery |
| 12/30/1997 | US5703409 Error counting circuit |
| 12/30/1997 | CA2103971C Speech decoding apparatus comprising alarm signal generator operable on deterioration of transmission path quality |
| 12/30/1997 | CA2068270C Compact device for correcting a header error in atm cells |
| 12/30/1997 | CA2063526C Carrier recovery control with sequential fec sync detection and frame sync detection |
| 12/29/1997 | EP0814575A1 Equalizer-combiner for a diversity receiver, receiver and corresponding diversity reception method |
| 12/29/1997 | EP0813779A1 High-speed data transmission in mobile communication networks |
| 12/29/1997 | CA2209254A1 Trellis decoder for atsc 8vsb |
| 12/24/1997 | WO1997049212A2 Apparatus and method of determining symbol rate and a carrier frequency |
| 12/24/1997 | WO1997049207A1 In-band on-channel digital broadcasting method and system |
| 12/24/1997 | WO1997049199A2 Transmitter diversity assembly and associated method for radio transmitter |
| 12/24/1997 | WO1997049029A1 Optical analog signal transmission system |
| 12/24/1997 | CN1168757A Up link macro diversity method and apparatus in a digital mobile radio communication system |
| 12/24/1997 | CN1168611A Transmitting/receiving apparatus using plurality of spreading codes |
| 12/24/1997 | CN1168610A Transmission control system capable of carrying on a pair of multidata transmission through radio group communication |
| 12/24/1997 | CN1168583A Data communication method and data communication apparatus |
| 12/24/1997 | CN1168582A 分集接收机 Diversity Receiver |
| 12/23/1997 | US5701410 Method and system for detecting fault conditions on multiplexed networks |
| 12/23/1997 | US5701333 Diversity receiver in which reception characteristics can be improved |
| 12/23/1997 | US5701329 Standby power savings with cumulative party check in mobile phones |
| 12/23/1997 | US5701316 Method for generating an internet protocol suite checksum in a single macro instruction |
| 12/23/1997 | US5701312 Method and apparatus for selectively providing repeat messages in a radio communication system |
| 12/23/1997 | US5701311 In a communication system |
| 12/23/1997 | US5701305 Error recovery in a network having cascaded hubs |
| 12/23/1997 | US5701298 Automatic retransmission request |
| 12/23/1997 | US5701294 System and method for flexible coding, modulation, and time slot allocation in a radio telecommunications network |
| 12/23/1997 | US5701293 Trouble surveillance apparatus for a transmission system |
| 12/21/1997 | CA2209003A1 Equalizer-combiner for diverse receiver, receiver incorporating such an equalizer-combiner, and corresponding diverse reception process |
| 12/18/1997 | WO1997048224A1 Procedure and system for ensuring emergency communication |
| 12/18/1997 | WO1997048219A2 Transmitter for qam encoded data |
| 12/18/1997 | WO1997048197A3 Communication system with multicarrier telephony transport |
| 12/18/1997 | WO1997048197A2 Communication system with multicarrier telephony transport |
| 12/18/1997 | WO1997048191A1 Wide-area wireless distribution system |
| 12/18/1997 | WO1997041664A3 Synchronization of multistandard television apparatus |
| 12/18/1997 | CA2253842A1 Procedure and system for ensuring emergency communication |
| 12/17/1997 | EP0813320A2 Data transmission apparatus and method with automatic repeat request |
| 12/17/1997 | EP0812503A2 Cellular communication system with dynamically modified data transmission parameters |
| 12/17/1997 | EP0812501A1 Multi-rate and multiple-modulation format data receiving apparatus and method of deinterleaving data |
| 12/17/1997 | EP0812500A1 Method and apparatus for providing variable rate data in a communications system using non-orthogonal overflow channels |
| 12/17/1997 | EP0812453A2 Processing speech coding parameters in a telecommunication system |
| 12/17/1997 | CN1168211A Facsimile transmission in mobile communication system |
| 12/17/1997 | CN1168208A ATV/MPEG sync system |
| 12/16/1997 | US5699532 Dynamic multipath channel interface for input/output channels |
| 12/16/1997 | US5699531 Interconnected computers for reducing the amount of data transmissions therebetween |
| 12/16/1997 | US5699478 In a speech coding system |
| 12/16/1997 | US5699434 Method of inhibiting copying of digital data |
| 12/16/1997 | US5699369 Adaptive forward error correction system and method |
| 12/16/1997 | US5699368 Error-correcting encoder, error-correcting decoder, and data transmitting system with error-correcting codes |
| 12/16/1997 | US5699367 Concatenated error detection coding and packet numbering for hierarchical ARQ schemes |
| 12/16/1997 | US5699366 Data communication apparatus having an error correction mode |
| 12/16/1997 | US5699365 Apparatus and method for adaptive forward error correction in data communications |
| 12/16/1997 | US5699364 Data communication system, apparatus and method which optimize the set value of parameters |
| 12/16/1997 | US5699346 Measuring burst rate and burst size in ATM network virtual connections |
| 12/16/1997 | CA2092299C Network traffic management |
| 12/16/1997 | CA2026333C Diversity coding for transparent self-healing communications networks |
| 12/11/1997 | WO1997047104A1 Process for computer-aided resignalling in an automatic repeat request |
| 12/11/1997 | WO1997047098A1 Subscriber unit for a cdma wireless communication system |
| 12/11/1997 | WO1997041641A3 A call-setup method in a digital cellular radio communication system |
| 12/10/1997 | EP0811277A1 Joint demodulation using spatial maximum likelihood |
| 12/10/1997 | EP0811214A1 Radio tracking system and method of operation thereof |
| 12/10/1997 | CN1167552A Method and apparatus for symbol timing tracking |
| 12/10/1997 | CN1167309A Rate changeable sonic code device |
| 12/10/1997 | CN1036689C Compression Witt ratio decoder |
| 12/09/1997 | US5697084 Reducing multipath fading using adaptive filtering |
| 12/09/1997 | US5697048 On-vehicle data communication system and method |
| 12/09/1997 | US5696904 Data transmission method and system therefor |
| 12/09/1997 | US5696798 Multiple antenna home base for digital cordless telephones |