| 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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| 12/31/2003 | CN1465137A 音频信号解码装置及音频信号编码装置 The audio signal decoding apparatus and an audio signal coding apparatus |
| 12/31/2003 | CN1133152C 控制语音信号的噪声量估计的更新的方法以及发射机 Update method of controlling a speech signal and noise level estimate of the transmitter |
| 12/30/2003 | US6671667 Speech presence measurement detection techniques |
| 12/30/2003 | US6670857 Audio clock restoring apparatus and audio clock restoring method |
| 12/25/2003 | WO2003107329A1 Audio coding system using characteristics of a decoded signal to adapt synthesized spectral components |
| 12/25/2003 | WO2003107328A1 Audio coding system using spectral hole filling |
| 12/25/2003 | US20030236670 Method for transmitting character message using voice recognition in portable terminal |
| 12/25/2003 | US20030236669 Motor system for use in dental/medical procedures, and related methods |
| 12/25/2003 | US20030236584 Method and apparatus for processing digital audio signal |
| 12/24/2003 | WO2003107327A1 Controlling an apparatus based on speech |
| 12/24/2003 | WO2003034271A3 Method and apparatus for transmitting language messages |
| 12/24/2003 | CN1463507A Echo processing appts. |
| 12/24/2003 | CN1463422A Noise suppressor |
| 12/24/2003 | CN1132327C Device for producing comfortable noise and voice coding and decoding device including said device |
| 12/24/2003 | CN1132153C Filter for speech mofification or enhancement, and various appts., system and method using same |
| 12/24/2003 | CN1132150C System and methods for communication desived audio information over communications medium |
| 12/24/2003 | CA2736055A1 Audio coding system using spectral hole filling |
| 12/18/2003 | WO2003105124A1 Microphone array with time-frequency source discrimination |
| 12/18/2003 | WO2003104760A1 Speech signal interpolation device, speech signal interpolation method, and program |
| 12/18/2003 | WO2003084207A3 Method and system for enhancing data quality |
| 12/18/2003 | WO2003052746A3 Method and device for the suppression of periodic interference signals |
| 12/18/2003 | US20030233236 Audio coding system using characteristics of a decoded signal to adapt synthesized spectral components |
| 12/18/2003 | US20030233234 Audio coding system using spectral hole filling |
| 12/18/2003 | US20030233229 Digital audio signal processing method with improved processing efficiency |
| 12/18/2003 | US20030233227 Method for estimating mixing parameters and separating multiple sources from signal mixtures |
| 12/18/2003 | US20030231871 Audio reproducing apparatus and audio reproduction control method for use in the same |
| 12/17/2003 | EP1371263A2 Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio devices |
| 12/17/2003 | EP1371058A1 Geometric source separation signal processing technique |
| 12/17/2003 | EP1203352B1 Method of animating a synthesised model of a human face driven by an acoustic signal |
| 12/17/2003 | CN1462558A Coding device, coding method, program and recording medium |
| 12/17/2003 | CN1462429A Audio coding |
| 12/17/2003 | CN1462027A Voice-frequency processing equipment and voice-frequency processing method |
| 12/17/2003 | CN1131474C Sound device for expansion station |
| 12/16/2003 | US6665645 Speech recognition apparatus for AV equipment |
| 12/16/2003 | US6665643 Method of and apparatus for animation, driven by an audio signal, of a synthesized model of a human face |
| 12/16/2003 | US6665638 Adaptive short-term post-filters for speech coders |
| 12/16/2003 | CA2346251C A method and system for updating noise estimates during pauses in an information signal |
| 12/11/2003 | WO2003102924A1 Perceptual normalization of digital audio signals |
| 12/11/2003 | WO2003102923A2 Methode and device for pitch enhancement of decoded speech |
| 12/11/2003 | WO2003102900A1 Method and system for communication using a portable device |
| 12/11/2003 | WO2003102897A1 Speech data generation and reproduction method, method for supporting memorization and learning |
| 12/11/2003 | US20030229495 Microphone array with time-frequency source discrimination |
| 12/11/2003 | US20030229490 Methods and devices for selectively generating time-scaled sound signals |
| 12/11/2003 | US20030228023 Microphone and Voice Activity Detection (VAD) configurations for use with communication systems |
| 12/11/2003 | US20030228017 Method and system for waveform independent covert communications |
| 12/10/2003 | EP0813733B1 Speech synthesis |
| 12/10/2003 | CN1461466A Compression method and apparatus, decompression method and apparatus, compression/decompression system, peak detection method, program and recording medium |
| 12/10/2003 | CN1461463A Voice synthesis device |
| 12/10/2003 | CN1461146A Caption pickup device |
| 12/09/2003 | US6662161 Coarticulation method for audio-visual text-to-speech synthesis |
| 12/09/2003 | US6661418 Character animation system |
| 12/04/2003 | WO2003100769A1 Method of determining uncertainty associated with noise reduction |
| 12/04/2003 | WO2003073417A3 Intelligent personal assistants |
| 12/04/2003 | WO2003069873A3 Audio enhancement communication techniques |
| 12/04/2003 | WO2003015464A3 Directional audio signal processing using an oversampled filterbank |
| 12/04/2003 | US20030225583 Frequency compander for a telephone line |
| 12/04/2003 | US20030225580 User interface, system, and method for automatically labelling phonic symbols to speech signals for correcting pronunciation |
| 12/04/2003 | US20030225577 Method of determining uncertainty associated with acoustic distortion-based noise reduction |
| 12/04/2003 | US20030223599 Audio signal processing apparatus and audio signal processing method |
| 12/04/2003 | US20030223593 Perceptual normalization of digital audio signals |
| 12/04/2003 | US20030223491 Method and apparatus for adaptive signal compression |
| 12/04/2003 | US20030223455 Method and system for communication using a portable device |
| 12/04/2003 | US20030221542 Singing voice synthesizing method |
| 12/03/2003 | EP1367829A2 Audio reproducing apparatus and control method |
| 12/03/2003 | EP1367566A2 Source coding enhancement using spectral-band replication |
| 12/03/2003 | EP1367564A1 Audio data interpolation apparatus and method, audio data-related information creation apparatus and method, audio data interpolation information transmission apparatus and method, program and recording medium thereof |
| 12/03/2003 | EP1367563A1 Voice synthesis device |
| 12/03/2003 | EP1366626A2 Video and audio transcoder |
| 12/03/2003 | EP1366489A1 Floor mat with voice-responsive display |
| 12/03/2003 | EP0883959B1 Apparatus and method of improving the qulality of speech signals transmitted over a telecommunications system |
| 12/03/2003 | CN1460323A Sub-and exponential smoothing noise canceling system |
| 12/03/2003 | CN1460249A Time-scale modification of signals applying techniques specific to determined signal types |
| 12/03/2003 | CN1460248A Speech enhancement device |
| 12/03/2003 | CN1130057C Method and device for blind equalizing of transmission channel effects on digital speech signal |
| 12/02/2003 | US6658568 Trusted infrastructure support system, methods and techniques for secure electronic commerce transaction and rights management |
| 12/02/2003 | US6658197 Audio signal reproduction apparatus and method |
| 11/27/2003 | WO2003098597A1 Syllabic kernel extraction apparatus and program product thereof |
| 11/27/2003 | WO2003049498A3 Time scaling of stereo audio |
| 11/27/2003 | WO2003021796A3 Multi modal communications system |
| 11/27/2003 | US20030220798 Speech recognition status feedback user interface |
| 11/27/2003 | US20030220797 Voice Recognition system preventing lowering performance |
| 11/27/2003 | US20030220796 Dialogue control system, dialogue control method and robotic device |
| 11/27/2003 | US20030220791 Apparatus and method for speech recognition |
| 11/27/2003 | US20030220786 Communication system noise cancellation power signal calculation techniques |
| 11/26/2003 | CN1458646A Filter parameter vector quantization and audio coding method via predicting combined quantization model |
| 11/26/2003 | CN1129249C Processing method of downstream phonetic rate adapting frame in GSM base station |
| 11/25/2003 | US6654716 Perceptually improved enhancement of encoded acoustic signals |
| 11/25/2003 | US6654018 Audio-visual selection process for the synthesis of photo-realistic talking-head animations |
| 11/25/2003 | US6653544 Playing sound generating apparatus and method using sound generation of image display device |
| 11/20/2003 | WO2003096031A2 Voice activity detection (vad) devices and methods for use with noise suppression systems |
| 11/20/2003 | WO2003028006A3 Selective sound enhancement |
| 11/20/2003 | WO2002045319A3 Low power digital audio decoding/playing system for computing devices |
| 11/20/2003 | US20030216925 Compression method and apparatus, decompression method and apparatus, compression/decompression system, peak detection method, program, and recording medium |
| 11/20/2003 | US20030216914 Method of pattern recognition using noise reduction uncertainty |
| 11/20/2003 | US20030216911 Method of noise reduction based on dynamic aspects of speech |
| 11/20/2003 | US20030216910 Method and apparatuses for improving quality of digitally encoded speech in the presence of interference |
| 11/20/2003 | US20030216907 Enhancing the aural perception of speech |
| 11/20/2003 | US20030216649 Audible output sonogram analyzer |
| 11/20/2003 | US20030215085 Telecommunication terminal able to modify the voice transmitted during a telephone call |
| 11/20/2003 | CA2477767A1 Voice activity detection (vad) devices and methods for use with noise suppression systems |