| Patents for G10L 19 - Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis (31,960) |
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| 02/06/2003 | US20030026442 Subband acoustic feedback cancellation in hearing aids |
| 02/06/2003 | US20030026420 Copyright protection in personal computers |
| 02/06/2003 | US20030025878 Synchronization of music and images in a camera with audio capabilities |
| 02/06/2003 | US20030025620 Method and system for sampling rate conversion in digital audio applications |
| 02/06/2003 | DE4428193C2 Verfahren zum Kodieren von Tonsignalen A method of encoding audio signals |
| 02/06/2003 | CA2455059A1 Speech bandwidth extension apparatus and speech bandwidth extension method |
| 02/06/2003 | CA2454274A1 Method and arrangement for transmission of data from a first data network to a second data network |
| 02/05/2003 | EP1282114A1 Data processing apparatus |
| 02/05/2003 | EP1281174A1 Forward error correction in speech coding |
| 02/05/2003 | EP1281172A2 Method and apparatus for compression of speech encoded parameters |
| 02/05/2003 | EP1023777B1 Method and device for limiting a stream of audio data with a scaleable bit rate |
| 02/05/2003 | EP0840975B1 Assessment of signal quality |
| 02/05/2003 | CN1395724A Indexing pulse positions and signs in algebraic codebooks for coding of wideband signals |
| 02/05/2003 | CN1101087C Method and device for encoidng signals, method and device for decording signal, and signal transmitting device |
| 02/04/2003 | US6516297 Multiple description lattice vector quantization |
| 02/04/2003 | US6515970 Communication system with fast control traffic |
| 02/04/2003 | US6515212 Recording/reproduction system of music data, and music data storage medium |
| 01/30/2003 | WO2003009548A1 Method and apparatus for practicing ip telephony from an internet-capable radio |
| 01/30/2003 | WO2003009469A2 Filter circuit and method for processing an audio signal |
| 01/30/2003 | WO2003009278A1 Method and apparatus for transmitting voice over internet |
| 01/30/2003 | WO2003009273A1 Method and device for characterising a signal and for producing an indexed signal |
| 01/30/2003 | WO2002097766A8 Language learning system and a digital storage unit |
| 01/30/2003 | WO2002093801A3 Silence detection |
| 01/30/2003 | WO2002041545A3 Wireless clock synchronization |
| 01/30/2003 | US20030023430 Speech processing device and speech processing method |
| 01/30/2003 | US20030023429 Digital signal processing techniques for improving audio clarity and intelligibility |
| 01/30/2003 | US20030023428 Method and apparatus of mixing audios |
| 01/30/2003 | US20030021440 Digital watermarking employing noise model |
| 01/30/2003 | US20030019348 Sound encoder and sound decoder |
| 01/30/2003 | DE10134927C1 Filterschaltung und Verfahren zur Verarbeitung eines Audiosignals Filter circuit and method for processing an audio signal |
| 01/29/2003 | EP1280138A1 Method for audio signals analysis |
| 01/29/2003 | EP1279168A1 Method for improving speech quality in speech transmission tasks |
| 01/29/2003 | EP1279167A1 Method and apparatus for predictively quantizing voiced speech |
| 01/29/2003 | EP1279166A1 Robust parameters for noisy speech recognition |
| 01/29/2003 | EP1279153A2 Interactive learning system method for infants, toddlers and young children |
| 01/29/2003 | EP1080464B1 Method and device for voice encoding |
| 01/29/2003 | EP1076895B1 A system and method to improve the quality of coded speech coexisting with background noise |
| 01/29/2003 | CN2533549Y Digital rereading recorder |
| 01/29/2003 | CN1394444A Method, device and arrangement for inserting extra information |
| 01/29/2003 | CN1394339A Method of storing or recoding stream of bits |
| 01/29/2003 | CN1100396C Sound decoding device |
| 01/29/2003 | CN1100392C Error correction decoder for vocoding system |
| 01/28/2003 | US6512796 Method and system for inserting and retrieving data in an audio signal |
| 01/28/2003 | US6512538 Signal processing |
| 01/28/2003 | CA2296462C Cellular telephone with voice dialing function |
| 01/23/2003 | WO2003007656A1 Efficient and scalable parametric stereo coding for low bitrate applications |
| 01/23/2003 | WO2003007490A1 Noise cancellor |
| 01/23/2003 | WO2002011326A3 Stegotext encoder and decoder |
| 01/23/2003 | US20030018498 System and method for designing and administering survivor benefit plans |
| 01/23/2003 | US20030018480 Method and apparatus for transmitting voice over internet |
| 01/23/2003 | US20030018479 Electronic appliance capable of preventing malfunction in speech recognition and improving the speech recognition rate |
| 01/23/2003 | US20030018472 Vocoder-based voice recognizer |
| 01/23/2003 | US20030016807 Voice CODEC designating system |
| 01/23/2003 | US20030016648 Communication system with fast control traffic |
| 01/23/2003 | US20030016463 Information recording apparatus, information recording method, program storage medium and computer data signal which allow computer to function as information recording apparatus |
| 01/23/2003 | US20030016080 Apparatus for decoding receiving signal |
| 01/23/2003 | CA2394413A1 Voice codec designating system |
| 01/22/2003 | EP1278339A1 Method and apparatus for communicating data from a first to a second data network |
| 01/22/2003 | EP1278192A2 Method and apparatus for reproducing information |
| 01/22/2003 | EP1278184A2 Method for coding speech and music signals |
| 01/22/2003 | EP1278183A1 Voice operated electronic appliance |
| 01/22/2003 | EP1277291A2 Method and apparatus for voice latency reduction in a voice-over-data wireless communication system |
| 01/22/2003 | EP1277208A1 A method for reconstruction of audio signal |
| 01/22/2003 | EP1277203A1 System and method for distributed noise suppression |
| 01/22/2003 | EP1276832A2 Frame erasure compensation method in a variable rate speech coder |
| 01/22/2003 | EP0972426B1 Apparatus and method for bass enhancement |
| 01/22/2003 | EP0772186B1 Speech encoding method and apparatus |
| 01/22/2003 | CN1393104A Signal transmitter and signal receiver |
| 01/22/2003 | CN1099777C Digital signal encoding device, its decoding device, and encoding method |
| 01/22/2003 | CN1099663C Transmission system for quasi-perodic signals |
| 01/21/2003 | US6510417 System and method for voice access to internet-based information |
| 01/21/2003 | US6510409 Intelligent discontinuous transmission and comfort noise generation scheme for pulse code modulation speech coders |
| 01/21/2003 | US6510407 Method and apparatus for variable rate coding of speech |
| 01/21/2003 | US6510208 Telephone apparatus with audio recording function and audio recording method telephone apparatus with audio recording function |
| 01/21/2003 | US6510182 Wireless infrared digital audio system |
| 01/21/2003 | US6509850 Method and system for sampling rate conversion in digital audio applications |
| 01/21/2003 | CA2213740C Depth-first algebraic-codebook search for fast coding of speech |
| 01/16/2003 | WO2003005700A2 Lossless intraframe encoding using golomb-rice |
| 01/16/2003 | WO2003005360A1 Recording apparatus and method, and communication device and method |
| 01/16/2003 | WO2003005342A1 Signal coupling method and apparatus |
| 01/16/2003 | WO2002056556A3 Data-rate detection in cdma systems |
| 01/16/2003 | US20030014634 Methods and apparatus for embedding and recovering watermarking information based on host-matching codes |
| 01/16/2003 | US20030014263 Method and apparatus for efficient audio compression |
| 01/16/2003 | US20030014249 Method and system for line spectral frequency vector quantization in speech codec |
| 01/16/2003 | US20030014245 Speech feature extraction system |
| 01/16/2003 | US20030014242 Method and apparatus for using non-symmetric speech coders to produce non-symmetric links in a wireless communication system |
| 01/16/2003 | US20030014241 Method of and apparatus for converting an audio signal between data compression formats |
| 01/16/2003 | US20030014136 Method and system for inter-channel signal redundancy removal in perceptual audio coding |
| 01/16/2003 | US20030012221 Enhanced conversion of wideband signals to narrowband signals |
| 01/16/2003 | CA2452649A1 Lossless intraframe encoding using golomb-rice |
| 01/15/2003 | EP1275243A1 Video signal analysis and storage |
| 01/15/2003 | EP1275200A2 Method and apparatus for dynamic sound optimization |
| 01/15/2003 | EP1275107A1 Linking internet documents with compressed audio files |
| 01/15/2003 | EP0965123B1 A high resolution post processing method for a speech decoder |
| 01/15/2003 | EP0908023A4 Communication protocol for spread spectrum wireless communication system |
| 01/15/2003 | EP0720148B1 Method for noise weighting filtering |
| 01/15/2003 | CN1391689A Gain-smoothing in wideband speech and audio signal decoder |
| 01/15/2003 | CN1391226A Information repeating devices |
| 01/15/2003 | CN1099164C A/D and D/A converter |
| 01/15/2003 | CN1099097C Method for encoding digital audio signal |