| Patents for G10L 21 - Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility (18,985) |
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| 01/20/2005 | WO2004084181B1 Simple noise suppression model |
| 01/20/2005 | US20050015252 Speech correction apparatus |
| 01/20/2005 | US20050015244 Speech section detection apparatus |
| 01/20/2005 | DE10329055A1 Method for compensation of echo contained in reception signal for transceivers of various types, e.g. fully duplex speakerphone appliances, using adaptive filters for generating compensation signal |
| 01/20/2005 | DE10327057A1 Vorrichtung zum zeitlichen Stauchen oder Strecken, Verfahren und Folge von Abtastwerten Apparatus for temporal compression or stretching, procedures and sequence of samples |
| 01/19/2005 | EP1498874A1 Wide-band speech signal compression and decompression apparatus, and method thereof |
| 01/19/2005 | EP1498873A1 Improved excitation for higher band coding in a codec utilizing band split coding methods |
| 01/19/2005 | EP1497823A1 Nicrophone and voice activity detection (vad) configurations for use with communication systems |
| 01/19/2005 | CN1568595A Impulse noise suppression device |
| 01/19/2005 | CN1568503A Method and system for reducing a voice signal noise |
| 01/19/2005 | CN1568502A Sound intelligibilty enhancement using a psychoacoustic model and an oversampled filterbank |
| 01/19/2005 | CN1567433A Noise suppression |
| 01/19/2005 | CN1567432A Method for estimating value of tone using variable step pitch |
| 01/19/2005 | CN1185893C System for changing character message into voice using comprehensive server |
| 01/19/2005 | CN1185629C Memory addressing method suitable for systems having variable speed data reproduction capability |
| 01/19/2005 | CN1185628C System and method for enabling audio speed conversion |
| 01/19/2005 | CN1185627C Interval change method and device |
| 01/19/2005 | CN1185626C System and method for modifying speech signals |
| 01/19/2005 | CN1185622C Method and device for robust feature extraction of speech recognition |
| 01/19/2005 | CN1185620C Sound synthetic device, method and telephone device |
| 01/13/2005 | WO2005004114A1 System and method for audio signal processing |
| 01/13/2005 | WO2005003712A2 Multi-channel speech processor with increased channel density |
| 01/13/2005 | WO2004097795A3 Adaptive voice enhancement for low bit rate audio coding |
| 01/13/2005 | US20050010414 Speech synthesis apparatus and speech synthesis method |
| 01/13/2005 | US20050010410 Speech recognition device, speech recognition method, computer-executable program for causing computer to execute recognition method, and storage medium |
| 01/13/2005 | US20050010406 Speech recognition apparatus, method and computer program product |
| 01/13/2005 | US20050010398 Speech rate conversion apparatus, method and program thereof |
| 01/13/2005 | US20050010397 Phase locking method for frequency domain time scale modification based on a bark-scale spectral partition |
| 01/13/2005 | US20050008179 Fractal harmonic overtone mapping of speech and musical sounds |
| 01/13/2005 | US20050008167 Device for picking up/reproducing audio signals |
| 01/12/2005 | EP1496499A2 Apparatus and method of voice recognition in an audio-video system |
| 01/12/2005 | EP1495562A2 Fast estimation of weak bio-signals using novel algorithms for generating multiple additional data frames |
| 01/12/2005 | EP1312162B1 Voice enhancement system |
| 01/12/2005 | EP1307882B1 Memory addressing method suitable for systems having a variable speed data reproduction capability |
| 01/12/2005 | CN1565144A Directional audio signal processing using an oversampled filterbank |
| 01/12/2005 | CN1184855C Method of subband acoustie feedback cancerllation in hearing aids and its device |
| 01/12/2005 | CN1184615C Voice compressing method for quasi-peroidical waveform |
| 01/12/2005 | CN1184614C Automatic data route selection by voice command annotation |
| 01/11/2005 | US6842735 Time-scale modification of data-compressed audio information |
| 01/11/2005 | US6842733 Signal processing system for filtering spectral content of a signal for speech coding |
| 01/11/2005 | US6842731 Prediction parameter analysis apparatus and a prediction parameter analysis method |
| 01/11/2005 | US6842526 Adaptive noise level estimator |
| 01/06/2005 | WO2005001815A1 Synchronization and overlap method and system for single buffer speech compression and expansion |
| 01/06/2005 | WO2005001814A1 Improving quality of decoded audio by adding noise |
| 01/06/2005 | WO2004100602A3 Method and system for communication enhancement ina noisy environment |
| 01/06/2005 | WO2004085622A3 Network-enabled software logic providing discovery and configuration of network appliances coupled to a lan |
| 01/06/2005 | WO2004075571A3 Pitch estimation using low-frequency band noise detection |
| 01/06/2005 | US20050004803 Audio signal bandwidth extension |
| 01/06/2005 | US20050004801 Devices for use by deaf and/or blind people |
| 01/06/2005 | US20050004793 Signal adaptation for higher band coding in a codec utilizing band split coding |
| 01/05/2005 | EP1277372B1 Reception system for multisensor antenna |
| 01/05/2005 | CN1183685C System and method for entropy ercoding quantized transform coefficients of a sigral |
| 01/04/2005 | US6839672 Integration of talking heads and text-to-speech synthesizers for visual TTS |
| 01/04/2005 | US6839670 Process for automatic control of one or more devices by voice commands or by real-time voice dialog and apparatus for carrying out this process |
| 01/04/2005 | US6839666 Spectrally interdependent gain adjustment techniques |
| 12/30/2004 | US20040267985 Information processor, method therefor, program therefor, recording medium storing the program and reproducing device |
| 12/30/2004 | US20040267540 Synchronization and overlap method and system for single buffer speech compression and expansion |
| 12/30/2004 | US20040267524 Psychoacoustic method and system to impose a preferred talking rate through auditory feedback rate adjustment |
| 12/29/2004 | WO2004114282A1 Device for the temporal compression or expansion of samples, associated method and sequence of samples |
| 12/29/2004 | WO2004004297A8 Stationary spectral power dependent audio enhancement system |
| 12/29/2004 | EP1490864A2 Intelligent personal assistants |
| 12/29/2004 | EP1388147B1 Method for enlarging the band width of a narrow-band filtered voice signal, especially a voice signal emitted by a telecommunication appliance |
| 12/29/2004 | EP1129537B8 Processing received data in a distributed speech recognition process |
| 12/29/2004 | CN2667612Y Speech digital intelligent controller |
| 12/29/2004 | CN1182514C Spectral enhancing method and device |
| 12/28/2004 | US6836761 Voice converter for assimilation by frame synthesis with temporal alignment |
| 12/28/2004 | US6836739 Frequency interpolating device and frequency interpolating method |
| 12/28/2004 | US6835885 Time-axis compression/expansion method and apparatus for multitrack signals |
| 12/23/2004 | WO2004111995A1 Device and method for voice activity detection |
| 12/23/2004 | WO2004084180A3 Voicing index controls for celp speech coding |
| 12/23/2004 | WO2004034379A3 Methods and devices for source controlled variable bit-rate wideband speech coding |
| 12/23/2004 | US20040260549 Voice recognition system and method |
| 12/23/2004 | US20040260544 Vocoder system and method for vocal sound synthesis |
| 12/23/2004 | US20040260541 Multi-channel speech processor with increased channel density |
| 12/23/2004 | US20040259601 Frequency expansion for synthesizer |
| 12/23/2004 | US20040258392 Information processing apparatus for detecting inter-track boundaries |
| 12/22/2004 | EP1489596A1 Device and method for voice activity detection |
| 12/22/2004 | EP1488414A1 Reconstruction of the spectrum of an audiosignal with incomplete spectrum based on frequency translation |
| 12/22/2004 | EP1488413A1 Anomaly recognition method for data streams |
| 12/22/2004 | CN1181468C Continuously variable time scale modification technique of digital audio signals |
| 12/22/2004 | CN1181467C Enhancing cell coding and decoding methods by adaptive noise-floor addition and noise substitution limiting and system thereof |
| 12/22/2004 | CN1181466C Speech sound signal terminal point detecting method based on sub belt energy and characteristic detecting technique |
| 12/16/2004 | WO2004109661A1 Sound quality adjusting apparatus and sound quality adjusting method |
| 12/16/2004 | WO2004109660A1 Device, method, and program for selecting voice data |
| 12/16/2004 | WO2004109471A2 System and method for voice activating web pages |
| 12/16/2004 | WO2004081857B1 Color dot code system |
| 12/16/2004 | WO2004072948A3 Class quantization for distributed speech recognition |
| 12/16/2004 | US20040254786 Method for transcoding audio signals, transcoder, network element, wireless communications network and communications system |
| 12/16/2004 | US20040252850 System and method for spectral enhancement employing compression and expansion |
| 12/16/2004 | US20040252845 System and process for sound source localization using microphone array beamsteering |
| 12/16/2004 | US20040252036 Bit stream conversion system |
| 12/16/2004 | DE10320209A1 Audio signal recognition system uses microphones distributed around a room and coupled to a central unit |
| 12/15/2004 | EP1485909A1 Methods and apparatus for blind channel estimation based upon speech correlation structure |
| 12/15/2004 | EP1485790A2 Voice-controlled data entry |
| 12/15/2004 | EP1485773A2 Voice-controlled user interfaces |
| 12/15/2004 | CN2664310Y A telephone for deaf-mute |
| 12/15/2004 | CN2664111Y Power tool with voice function |
| 12/15/2004 | CN1555046A Information source decoder limited by adaptive noise-floor addition and noise substitution |
| 12/15/2004 | CN1180399C Equipment for changing sound tone and reducing its noise |
| 12/14/2004 | US6832193 Sound special reproducing method and information reproducing apparatus |