| 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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| 10/28/2009 | EP1422690B1 Apparatus and method for generating pitch waveform signal and apparatus and method for compressing/decompressing and synthesizing speech signal using the same |
| 10/28/2009 | CN101569093A Dynamically learning a user's response via user-preferred audio settings in response to different noise environments |
| 10/28/2009 | CN101567190A Speech gain control method and device |
| 10/28/2009 | CN101567189A Device, method and system for correcting voice recognition result |
| 10/27/2009 | US7610547 Markup language extensions for web enabled recognition |
| 10/27/2009 | US7610205 High quality time-scaling and pitch-scaling of audio signals |
| 10/27/2009 | US7610203 System for recording and playing audio signals provided on a photograph |
| 10/27/2009 | US7610197 Method and apparatus for comfort noise generation in speech communication systems |
| 10/22/2009 | US20090265176 Method and an apparatus for processing an audio signal |
| 10/22/2009 | US20090265168 Noise cancellation system and method |
| 10/22/2009 | US20090262949 Multi-channel acoustic signal processing device |
| 10/21/2009 | EP2110732A2 Systems and methods for secure transaction management and electronic rights protection |
| 10/21/2009 | EP1898397B1 Scalable decoder and disappeared data interpolating method |
| 10/21/2009 | CN100552775C Nondestructive voice quality stereo echo cancelling method |
| 10/21/2009 | CN100552774C Method for changing speed of sound |
| 10/20/2009 | US7606715 Avionics system for providing commands based on aircraft state |
| 10/20/2009 | US7606712 Speech recognition interface for voice actuation of legacy systems |
| 10/20/2009 | US7606709 Voice converter with extraction and modification of attribute data |
| 10/20/2009 | US7606708 Apparatus, method, and medium for generating grammar network for use in speech recognition and dialogue speech recognition |
| 10/20/2009 | US7606702 Speech decoder, speech decoding method, program and storage media to improve voice clarity by emphasizing voice tract characteristics using estimated formants |
| 10/15/2009 | WO2009125840A1 Audio signal processing device and audio signal processing method |
| 10/15/2009 | WO2009124926A2 Noise reduction |
| 10/15/2009 | US20090259478 Audio Decoding Apparatus and Decoding Method and Program |
| 10/15/2009 | US20090259475 Voice quality change portion locating apparatus |
| 10/15/2009 | US20090259473 Methods and apparatus to present a video program to a visually impaired person |
| 10/15/2009 | US20090259462 Comfort noise information handling for audio transcoding applications |
| 10/15/2009 | US20090259461 Gain Control System, Gain Control Method, and Gain Control Program |
| 10/15/2009 | US20090257536 Signal extraction |
| 10/14/2009 | CN101556801A Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof |
| 10/14/2009 | CN101556800A Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof |
| 10/14/2009 | CN100550950C An echo canceller circuit and method |
| 10/14/2009 | CN100550133C Audio signal processing method and device |
| 10/14/2009 | CN100550131C Method and device for extending the audio signal band |
| 10/13/2009 | US7603434 Central system providing previews of a user's media collection to a portable media player |
| 10/13/2009 | US7603401 Method and system for on-line blind source separation |
| 10/13/2009 | US7603279 Grammar update system and method for speech recognition |
| 10/13/2009 | US7603273 Simultaneous multi-user real-time voice recognition system |
| 10/13/2009 | US7602926 Stationary spectral power dependent audio enhancement system |
| 10/13/2009 | US7602925 Audio feedback processing system |
| 10/08/2009 | WO2009123412A1 Method for processing noisy speech signal, apparatus for same and computer-readable recording medium |
| 10/08/2009 | US20090254354 Method and Apparatus for Signal Processing and Encoding and Decoding Method, and Apparatus Therefor |
| 10/08/2009 | US20090254353 Method and system for an efficient implementation of the bluetooth® subband codec (sbc) |
| 10/08/2009 | US20090254352 Method and system for extracting audio features from an encoded bitstream for audio classification |
| 10/08/2009 | US20090254350 Apparatus, Method and Program for Giving Warning in Connection with inputting of unvoiced Speech |
| 10/08/2009 | US20090254343 Identifying audio content using distorted target patterns |
| 10/08/2009 | US20090254340 Noise Reduction |
| 10/08/2009 | US20090252338 Sweet spot manipulation for a multi-channel signal |
| 10/08/2009 | DE102008016997A1 Time-dependent digital signal e.g. suction tube pressure signal, processing method for motor vehicle, involves updating value of size of change of signal as function of value of difference signal formed from time-dependent digital signal |
| 10/08/2009 | DE102005032724B4 Verfahren und Vorrichtung zur künstlichen Erweiterung der Bandbreite von Sprachsignalen Method and apparatus for the artificial extension of the bandwidth of speech signals |
| 10/08/2009 | CA2623464A1 Device that makes the human head vibrate |
| 10/07/2009 | EP2107753A1 Signal processing method and a signal processing network equipment for media enhancement |
| 10/07/2009 | EP2107558A1 Communication apparatus |
| 10/07/2009 | EP2107557A2 Scalable decoding apparatus and method |
| 10/07/2009 | EP1221197B1 Digital filter design method and apparatus for noise suppression by spectral substraction |
| 10/07/2009 | CN201323602Y Device for processing voice and data card and communication device thereof |
| 10/07/2009 | CN101552939A In-vehicle sound quality self-adapting active control system and method |
| 10/07/2009 | CN101552849A Echo canceler circuit and method |
| 10/07/2009 | CN101552822A An implementation method of a mobile terminal ring |
| 10/07/2009 | CN101552010A Audio treating method and audio treating device |
| 10/07/2009 | CN100548060C Method of voice processing for TETRA cluster mobile telephone |
| 10/06/2009 | US7599840 Selectively using multiple entropy models in adaptive coding and decoding |
| 10/06/2009 | US7599839 Enabling speech within a multimodal program using markup |
| 10/06/2009 | US7599836 Voice recording system, recording device, voice analysis device, voice recording method and program |
| 10/06/2009 | US7599507 Hearing aid and a method for enhancing speech intelligibility |
| 10/06/2009 | CA2476248C System and method for reducing delay in a speech coding system |
| 10/06/2009 | CA2362270C Information processor, processing method therefor, and program storage medium |
| 10/06/2009 | CA2360970C A wireless microphone having a split-band audio frequency companding system that provides improved noise reduction and sound quality |
| 10/01/2009 | WO2009119460A1 Audio signal processing device and audio signal processing method |
| 10/01/2009 | US20090248425 Audio wave field encoding |
| 10/01/2009 | US20090248424 Lossless and near lossless scalable audio codec |
| 10/01/2009 | US20090248423 Apparatus and Method for Encoding/Decoding Signal |
| 10/01/2009 | US20090248418 Speech Recognition and Statistics-Based Call Route Determination |
| 10/01/2009 | US20090248409 Communication apparatus |
| 10/01/2009 | US20090248408 Voice emitting and collecting device |
| 10/01/2009 | US20090248407 Sound encoder, sound decoder, and their methods |
| 10/01/2009 | US20090247238 Analog processing device for a data transmission device |
| 10/01/2009 | US20090244098 Method and apparatus for polymorphing a plurality of sets of data |
| 10/01/2009 | US20090244071 Synthetic image automatic generation system and method thereof |
| 09/30/2009 | EP2106121A1 Subtitle generation methods for live programming |
| 09/30/2009 | EP2105020A1 Method, apparatus, and medium for bandwidth extension encoding and decoding |
| 09/30/2009 | EP1653627B1 Audio signal band expansion apparatus and method |
| 09/30/2009 | CN101548318A Encoding device, decoding device, and method thereof |
| 09/29/2009 | US7596499 Multilingual text-to-speech system with limited resources |
| 09/29/2009 | US7596498 Monitoring, mining, and classifying electronically recordable conversations |
| 09/29/2009 | US7596497 Speech synthesis apparatus and speech synthesis method |
| 09/29/2009 | US7596495 Current noise spectrum estimation method and apparatus with correlation between previous noise and current noise signal |
| 09/29/2009 | US7596494 Method and apparatus for high resolution speech reconstruction |
| 09/29/2009 | US7596488 System and method for real-time jitter control and packet-loss concealment in an audio signal |
| 09/29/2009 | US7596370 Management of nametags in a vehicle communications system |
| 09/24/2009 | WO2009116815A2 Apparatus and method for encoding and decoding using bandwidth extension in portable terminal |
| 09/24/2009 | WO2009116291A1 Noise suppression device and noise suppression method |
| 09/24/2009 | WO2009115032A1 A voice signal processing method and device |
| 09/24/2009 | US20090240509 Apparatus and method for encoding and decoding using bandwidth extension in portable terminal |
| 09/24/2009 | US20090240507 Method and device for transcoding audio signals |
| 09/24/2009 | US20090240504 Method and Apparatus for Processing an Audio Signal |
| 09/24/2009 | US20090240503 Acoustic signal processing apparatus and acoustic signal processing method |
| 09/24/2009 | US20090240502 Multimedia controller tablet |
| 09/24/2009 | US20090240495 Methods and apparatus for suppressing ambient noise using multiple audio signals |
| 09/24/2009 | US20090240490 Method and apparatus for concealing packet loss, and apparatus for transmitting and receiving speech signal |
| 09/24/2009 | US20090240489 Voice band expander and expansion method, and voice communication apparatus |