| Patents for H04B 14 - Transmission systems not characterised by the medium used for transmission (7,274) |
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| 08/22/2001 | EP1125276A1 A method and device for adaptive bandwidth pitch search in coding wideband signals |
| 08/22/2001 | EP0663739B1 Digital signal encoding device, its decoding device, and its recording medium |
| 08/16/2001 | WO2001059765A1 Rate determination coding |
| 08/16/2001 | WO2001059764A1 Error correction method with pitch change detection |
| 08/15/2001 | CN1308789A System for generating an accurate low-noise periodic signal |
| 08/09/2001 | WO2001058059A1 Method and apparatus for achieving 180° phase invariant transmission in a pcm modem system |
| 08/09/2001 | WO2001058058A1 System and method for adjusting pcm data frames for robbed bit signaling in a telephone network |
| 08/09/2001 | WO2001058024A1 Method of differential coding and modulation |
| 08/09/2001 | WO2001057877A1 Optimized sampling rate |
| 08/07/2001 | US6272171 Robbed bit signaling identification in a PCM modem |
| 08/07/2001 | US6271790 Communication system |
| 08/07/2001 | US6271772 Method and apparatus for iterative decoding from a central pool |
| 08/07/2001 | CA2216272C Pattern matching apparatus |
| 08/07/2001 | CA2032440C Transmission system using parallel optic links to achieve enhanced dynamic range |
| 08/02/2001 | US20010010502 Analog isolation system with digital communication across a capacitive barrier |
| 08/01/2001 | EP1119854A1 Transmission of a digital information signal having m bit pcm samples |
| 07/31/2001 | US6269124 Data transmission system, receiver, and recording medium |
| 07/24/2001 | US6266632 Speech decoding apparatus and speech decoding method using energy of excitation parameter |
| 07/24/2001 | US6266376 System and method for adjusting PCM data frames for robbed bit signaling in a telephone network |
| 07/24/2001 | US6266321 Method for transmitting two parallel channels using code division and an apparatus realizing the method |
| 07/24/2001 | CA2226489C Communication system |
| 07/19/2001 | WO2001052411A2 Generating coefficients for a prediction filter in an encoder |
| 07/19/2001 | WO2001002929A3 Coded domain noise control |
| 07/18/2001 | EP1117089A1 Perceptual audio coder bit allocation scheme providing improved perceptual quality consistency |
| 07/18/2001 | EP1116348A1 Tandem audio compression |
| 07/18/2001 | EP1116332A1 Variable order sigma - delta modulator |
| 07/17/2001 | US6263087 Method of encoding bits in a signal |
| 07/17/2001 | CA2083158C Method and apparatus for encoding and decoding using wavelet-packets |
| 07/12/2001 | WO2000065713A3 Sample rate converter |
| 07/12/2001 | US20010007578 Method and system for encoding data for transmission channels |
| 07/12/2001 | DE19961777A1 Verfahren und Vorrichtungen zur Informationsübertragung Methods and apparatus for transmitting information |
| 07/11/2001 | EP1114537A1 Reduced complexity and increased flexibility modified fast convolution algorithm |
| 07/11/2001 | EP1114511A1 Sample rate converter |
| 07/11/2001 | EP0968497B1 Variable length audio coding using a plurality of subband bit allocation patterns |
| 07/11/2001 | EP0763239B1 Recording medium, data transmission method and apparatus, and data reproduction method and apparatus |
| 07/11/2001 | CN1303227A Transmission/receiving device and transmission/receiving method |
| 07/11/2001 | CN1068495C Differential coding and decoding method and related circuits |
| 07/10/2001 | US6260009 CELP-based to CELP-based vocoder packet translation |
| 07/04/2001 | EP1113670A2 System for the insertion or detection of information into image data |
| 07/04/2001 | EP1113418A1 Voice encoding/decoding device |
| 07/04/2001 | CN1302499A Nyquist filter and method |
| 07/03/2001 | US6256420 Data transmission system |
| 07/03/2001 | US6256357 Communication system |
| 07/03/2001 | US6256354 Voice recording and playback mode using the G.726 half-rate within the personal handy phone system |
| 06/28/2001 | WO2001047203A2 Modulation using chirp signals, in particular for use in a multipath environment |
| 06/28/2001 | US20010005403 Apparatus for calculating decision parameters in an IMT-2000 system |
| 06/28/2001 | US20010005397 Information insertion/detection system |
| 06/27/2001 | EP1110340A1 Precision timing generator system and method |
| 06/27/2001 | EP1110137A1 Portable information terminal, method of processing audio data, recording medium, and program |
| 06/27/2001 | CN1301431A Channel encoding/decoding device and method |
| 06/26/2001 | US6252526 Circuit and method for fast parallel data strobe encoding |
| 06/20/2001 | EP1109345A2 Method and system for generating an error indicator based on code and control information consistency in a communication system |
| 06/20/2001 | EP1108288A1 Method of encoding bits in a signal |
| 06/19/2001 | US6249759 Communication apparatus using speech vector comparison and recognition |
| 06/14/2001 | WO2001043367A1 Method and apparatus for implementing leaf node proxy in a network |
| 06/14/2001 | US20010003442 Communication system |
| 06/13/2001 | EP1107480A2 System and method to reduce speech delay and improve voice quality using half speech blocks |
| 06/12/2001 | US6247035 Reduced complexity and increased flexibility modified fast convolution algorithm |
| 06/07/2001 | WO2001041314A1 Method and arrangement for implementing intra-frame interleaving |
| 05/30/2001 | EP1103100A1 Digital reception with radio frequency sampling |
| 05/30/2001 | CN1297222A Information processing apparatus, method and recording medium |
| 05/29/2001 | US6240388 Audio data decoding device and audio data coding/decoding system |
| 05/29/2001 | CA2228183C Speech coder/decoder |
| 05/29/2001 | CA2142391C Computational complexity reduction during frame erasure or packet loss |
| 05/25/2001 | WO2001037461A1 Method and apparatus for generating an rf signal |
| 05/25/2001 | CA2390097A1 Method and apparatus for generating an rf signal |
| 05/23/2001 | EP1102409A1 Method and apparatus for generating a RF signal |
| 05/23/2001 | EP1059742A4 Method for the wireless and remote transmission and reception of coded information, variants and portable device for realising this method |
| 05/22/2001 | US6236961 Speech signal coder |
| 05/16/2001 | CN1295702A System and method for communicating and/or geolocating plural remote transmitters using time invariant matched filter |
| 05/16/2001 | CN1295701A System and method for communicating with plural remote transmitters |
| 05/15/2001 | CA2191702C Recording medium, data transmission method and apparatus, and data reproduction method and apparatus |
| 05/15/2001 | CA2180245C Data frame format for variable size data constellations |
| 05/10/2001 | WO2001015358A3 Method and apparatus for transmission and reception of compressed audio frames with prioritized messages for digital audio broadcasting |
| 05/10/2001 | WO2001005074A3 Method for preparing audio data in source code and transmitter and receiver for executing same |
| 05/09/2001 | EP1098548A2 Acoustic system comprised of components connected by wireless |
| 05/09/2001 | EP1098467A1 Methods and devices for initialising a convolutional interleaver/deinterleaver |
| 05/09/2001 | CN1294454A SOVA Turbo decoder having normalization complexity lowered |
| 05/08/2001 | US6230255 Communications processor for voice band telecommunications |
| 05/08/2001 | US6230141 Synchronization of a two-channel audio decoder with a multichannel audio decoder |
| 05/08/2001 | US6230124 Coding method and apparatus, and decoding method and apparatus |
| 05/08/2001 | US6230120 Detection of speech channel back-looping |
| 05/08/2001 | CA2218118C Variable rate speech coding method and decoding method |
| 05/03/2001 | WO2001031868A1 Method and apparatus for communication using pulse decoding |
| 05/03/2001 | US20010000703 Transmission/reception unit with bidirectional equalization |
| 05/03/2001 | DE19946721A1 Verfahren und Vorrichtung zur Kanalkodierung in einem Nachrichtenübertragungssystem Method and apparatus for channel coding in a message transmission system |
| 05/03/2001 | CA2387403A1 Method and apparatus for communication using pulse decoding |
| 05/02/2001 | EP1096717A2 Data recovery for a wireless digital audio transmitting system |
| 05/02/2001 | EP1096715A2 Data recovery for wireless digital audio system |
| 05/02/2001 | EP1095821A2 Apparatus and method for data width reduction in automotive systems |
| 05/02/2001 | EP1095458A1 System for generating an accurate low-noise periodic signal |
| 05/02/2001 | CN1293857A Communication device and method of operation |
| 05/01/2001 | US6226616 Sound quality of established low bit-rate audio coding systems without loss of decoder compatibility |
| 05/01/2001 | US6226304 Leased line optimization and voice quality improvement in bandwidth constrained communication systems |
| 05/01/2001 | US6225927 Analog isolation system with digital communication across a capacitive barrier |
| 05/01/2001 | CA2140678C Coder and decoder for high-quality audio |
| 04/26/2001 | WO2001020786A8 Group chain reaction encoder with variable number of associated input data for each output group code |
| 04/26/2001 | DE19951341A1 Movement compensating (MC) prediction of movement images by the use of interpolation, requires using timewise preceding pixel information in order to generate movement compensated image |
| 04/25/2001 | EP1094612A1 SOVA Turbo decoder with decreased normalisation complexity |
| 04/18/2001 | EP1092303A1 Nyquist filter and method |