| 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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| 05/02/2002 | US20020051546 Variable attack & release system and method |
| 05/02/2002 | EP1202253A2 Adaptive noise level estimator |
| 05/02/2002 | EP1202252A2 Apparatus for bandwidth expansion of speech signals |
| 05/02/2002 | EP1201277A2 Entertainment apparatus and method for reflecting input voice in operation of character |
| 05/02/2002 | DE10052626A1 Adaptiver Geräuschpegelschätzer Adaptive noise estimator |
| 05/02/2002 | CA2424397A1 Automated language acquisition system and method |
| 05/01/2002 | CN1347076A Interval change method and device |
| 04/30/2002 | US6381572 Method of modifying feature parameter for speech recognition, method of speech recognition and speech recognition apparatus |
| 04/30/2002 | US6381570 Adaptive two-threshold method for discriminating noise from speech in a communication signal |
| 04/30/2002 | US6381569 Noise-compensated speech recognition templates |
| 04/25/2002 | WO2002033693A1 Perceptually improved enhancement of encoded acoustic signals |
| 04/25/2002 | WO2002033692A1 Perceptually improved encoding of acoustic signals |
| 04/25/2002 | US20020049599 Information presentation system, information presentation apparatus, control method thereof and computer readable memory |
| 04/25/2002 | US20020049594 Speech synthesis |
| 04/25/2002 | US20020049587 Speech recognition method, storage medium storing speech recognition program, and speech recognition apparatus |
| 04/25/2002 | US20020049585 Coding based on spectral content of a speech signal |
| 04/25/2002 | US20020049584 Perceptually improved encoding of acoustic signals |
| 04/25/2002 | US20020049583 Perceptually improved enhancement of encoded acoustic signals |
| 04/24/2002 | EP1199812A1 Perceptually improved encoding of acoustic signals |
| 04/24/2002 | EP1199712A2 Noise reduction method |
| 04/24/2002 | EP1199711A1 Encoding of audio signal using bandwidth expansion |
| 04/24/2002 | EP1199708A2 Noise robust pattern recognition |
| 04/24/2002 | CN1346125A Speech sound recognizing system |
| 04/23/2002 | US6377931 Speech manipulation for continuous speech playback over a packet network |
| 04/23/2002 | US6377925 Electronic translator for assisting communications |
| 04/23/2002 | US6377917 System and methodology for prosody modification |
| 04/23/2002 | US6377637 Sub-band exponential smoothing noise canceling system |
| 04/23/2002 | US6377193 System for converting between non-logarithmic values and logarithmic values |
| 04/23/2002 | CA2207866C Method and apparatus for measuring the noise content of transmitted speech |
| 04/18/2002 | WO2002032133A1 Signal transmitter and signal receiver |
| 04/18/2002 | DE10050150A1 Dynamikreduzierung für dynamikbegrenzte Audiosysteme Dynamic reduction for limited dynamic audio systems |
| 04/17/2002 | EP1198062A2 Reduction of dynamics for audiosystems with limited dynamics |
| 04/17/2002 | EP0721727B1 Method for associating oral utterances meaningfully with writings seriatim in the audio-visual work |
| 04/17/2002 | CN1345442A Information processor, processing method thereof, and program storage medium |
| 04/17/2002 | CN1345030A 声音识别系统 Voice recognition system |
| 04/17/2002 | CN1083183C Method and apparatus for reducing noise in speech signal |
| 04/16/2002 | US6374225 Method and apparatus to prepare listener-interest-filtered works |
| 04/16/2002 | US6374218 Speech recognition system which displays a subject for recognizing an inputted voice |
| 04/16/2002 | US6373953 Apparatus and method for De-esser using adaptive filtering algorithms |
| 04/16/2002 | US6373421 Voice recording/reproducing device by using adaptive differential pulse code modulation method |
| 04/11/2002 | WO2002029780A2 Speech detection with source separation |
| 04/11/2002 | WO2002013540A3 System and method for enabling audio speed conversion |
| 04/11/2002 | WO2002013196A3 Memory addressing method suitable for systems having a variable speed data reproduction capability |
| 04/11/2002 | WO2000041169A9 Method and apparatus for adaptively suppressing noise |
| 04/11/2002 | US20020042712 Voice recognition system |
| 04/11/2002 | US20020041691 Adaptive noise rejection system and method |
| 04/10/2002 | EP1195744A2 Noise robust voice recognition |
| 04/10/2002 | EP1194925A1 Bi-directional pitch enhancement in speech coding systems |
| 04/10/2002 | EP1194924A1 Adaptive tilt compensation for synthesized speech residual |
| 04/10/2002 | CN1343968A Speech identification system |
| 04/09/2002 | US6369822 Audio-driven visual representations |
| 04/04/2002 | WO2002000299A3 Diving mask with embedded computer system |
| 04/04/2002 | US20020040403 Method and apparatus for providing continuous playback or distribution of audio and audio-visual streamed multimedia received over networks having non-deterministic delays |
| 04/04/2002 | US20020039425 Method and apparatus for removing noise from electronic signals |
| 04/04/2002 | US20020039408 Method and system for enabling workers to communicate anonymously with their employers |
| 04/04/2002 | US20020039098 Information processing system |
| 04/03/2002 | EP1193690A1 Computer motherboard architecture |
| 04/03/2002 | EP1193685A2 Information presentation |
| 04/03/2002 | CN1342970A Speech alarm |
| 04/02/2002 | US6366885 Speech driven lip synthesis using viseme based hidden markov models |
| 04/02/2002 | US6366880 Method and apparatus for suppressing acoustic background noise in a communication system by equaliztion of pre-and post-comb-filtered subband spectral energies |
| 03/28/2002 | WO2002025953A2 Video and audio transcoder |
| 03/28/2002 | WO2002025886A1 Digital signal processing techniques for improving audio clarity and intelligibility |
| 03/28/2002 | WO2002025638A2 Codebook structure and search for speech coding |
| 03/28/2002 | WO2002025634A2 Signal processing system for filtering spectral content of a signal for speech coding |
| 03/28/2002 | WO2002024126A1 Methods and devices for delivering exogenously generated speech signals to enhance fluency in persons who stutter |
| 03/28/2002 | WO2001099390A3 Noise reduction method and apparatus |
| 03/28/2002 | WO2000074362A3 Methods and apparatus for improving adaptive filter performance by inclusion of inaudible information |
| 03/28/2002 | US20020038215 In-vehicle device, car navigation system and monitoring device |
| 03/28/2002 | US20020038209 Method of converting the speech rate of a speech signal, use of the method, and a device adapted therefor |
| 03/28/2002 | US20020038208 System and method for processing low signal-to-noise ratio signals |
| 03/27/2002 | EP1190597A1 Voice-to-remaining audio (vra) interactive hearing aid & auxiliary equipment |
| 03/27/2002 | EP1190495A1 Coded domain echo control |
| 03/27/2002 | EP1190494A1 Coded domain adaptive level control of compressed speech |
| 03/27/2002 | EP1190417A1 Cancellation of non-stationary interfering signals for speech recognition |
| 03/27/2002 | EP1190416A1 Error correction method with pitch change detection |
| 03/27/2002 | CN1341917A Equipment for changing sound tone and reducing its noise |
| 03/26/2002 | US6363488 Systems and methods for secure transaction management and electronic rights protection |
| 03/26/2002 | US6363345 System, method and apparatus for cancelling noise |
| 03/26/2002 | US6363344 Speech communication apparatus and method for transmitting speech at a constant level with reduced noise |
| 03/26/2002 | US6363340 Transmission system with improved speech encoder |
| 03/26/2002 | CA2273552C Noise cancelling method and noise cancelling unit |
| 03/21/2002 | WO2002023537A1 System for enhancing perceptual quality of decoded speech |
| 03/21/2002 | WO2002023536A2 Formant emphasis in celp speech coding |
| 03/21/2002 | WO2002023534A2 Selection of coding parameters based on spectral content of a speech signal |
| 03/21/2002 | WO2002023533A2 System for improved use of pitch enhancement with subcodebooks |
| 03/21/2002 | WO2002023532A2 System of dynamic pulse position tracks for pulse-like excitation in speech coding |
| 03/21/2002 | WO2002023531A1 System for coding speech information using an adaptive codebook with enhanced variable resolution scheme |
| 03/21/2002 | WO2002023526A1 Cancellation of loudspeaker words in speech recognition |
| 03/21/2002 | WO2002023523A2 Fast waveform synchronization for concatenation and time-scale modification of speech |
| 03/21/2002 | WO2002023195A2 Method for detecting clostridium botulinum neurotoxin serotypes a, b, e and f in a sample |
| 03/21/2002 | WO2001086631A3 Analysis of and noise reduction in a complex waveform |
| 03/21/2002 | WO2001069371A3 Computer appliance comprising a multiway acoustic output and input system |
| 03/21/2002 | US20020035472 Voice recognition system |
| 03/21/2002 | US20020035471 Method and device for voice recognition in environments with fluctuating noise levels |
| 03/21/2002 | US20020035470 Speech coding system with time-domain noise attenuation |
| 03/21/2002 | US20020035407 Audio decoding apparatus, signal processing device, sound image localization device, sound image control method, audio signal processing device, and audio signal high-rate reproduction method used for audio visual equipment |
| 03/21/2002 | US20020034376 Coding device, coding method, program and recording medium |
| 03/21/2002 | CA2452023A1 Method for detecting clostridium botulinum neurotoxin serotypes a, b, e and f in a sample |
| 03/20/2002 | EP1189205A2 HMM-based noisy speech recognition |