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Class Information
Number: 704/224
Name: Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression > Speech signal processing > For storage or transmission > Normalizing
Description: Subject matter wherein modifications of the speech
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7613611 |
Method and apparatus for vocal-cord signal recognition |
Nov. 3, 2009 |
| 7606702 |
Speech decoder, speech decoding method, program and storage media to improve voice clarity by emphasizing voice tract characteristics using estimated formants |
Oct. 20, 2009 |
| 7593849 |
Normalization of speech accent |
Sep. 22, 2009 |
| 7587313 |
Audio coding |
Sep. 8, 2009 |
| 7565289 |
Echo avoidance in audio time stretching |
Jul. 21, 2009 |
| 7539614 |
System and method for audio signal processing using different gain factors for voiced and unvoiced phonemes |
May. 26, 2009 |
| RE40691 |
Encoding decoding and compression of audio-type data using reference coefficients located within a band of coefficients |
Mar. 31, 2009 |
| 7512534 |
Optimized windows and methods therefore for gradient-descent based window optimization for linear prediction analysis in the ITU-T G.723.1 speech coding standard |
Mar. 31, 2009 |
| 7493255 |
Generating LSF vectors |
Feb. 17, 2009 |
| 7469208 |
Method and apparatus for automatically normalizing a perceived volume level in a digitally encoded file |
Dec. 23, 2008 |
| 7467084 |
Device and method for operating a voice-enhancement system |
Dec. 16, 2008 |
| 7454330 |
Method and apparatus for speech encoding and decoding by sinusoidal analysis and waveform encoding with phase reproducibility |
Nov. 18, 2008 |
| 7454333 |
Separating multiple audio signals recorded as a single mixed signal |
Nov. 18, 2008 |
| 7453963 |
Subtractive cancellation of harmonic noise |
Nov. 18, 2008 |
| 7428488 |
Received voice processing apparatus |
Sep. 23, 2008 |
| 7428489 |
Encoding method and apparatus, and decoding method and apparatus |
Sep. 23, 2008 |
| 7426557 |
System, method, and service for inducing a pattern of communication among various parties |
Sep. 16, 2008 |
| 7412380 |
Ambience extraction and modification for enhancement and upmix of audio signals |
Aug. 12, 2008 |
| 7395078 |
Voice over short message service |
Jul. 1, 2008 |
| 7391875 |
Peak-limiting mixer for multiple audio tracks |
Jun. 24, 2008 |
| 7389226 |
Optimized windows and methods therefore for gradient-descent based window optimization for linear prediction analysis in the ITU-T G.723.1 speech coding standard |
Jun. 17, 2008 |
| 7373282 |
Fault severity check and source identification |
May. 13, 2008 |
| 7353169 |
Transient detection and modification in audio signals |
Apr. 1, 2008 |
| 7324927 |
Fast feature selection method and system for maximum entropy modeling |
Jan. 29, 2008 |
| 7319954 |
Multi-channel codebook dependent compensation |
Jan. 15, 2008 |
| 7299175 |
Normalizing to compensate for block size variation when computing control parameter values for quality and rate control for digital audio |
Nov. 20, 2007 |
| 7283967 |
Encoding device decoding device |
Oct. 16, 2007 |
| 7283956 |
Noise suppression |
Oct. 16, 2007 |
| 7277550 |
Enhancing audio signals by nonlinear spectral operations |
Oct. 2, 2007 |
| 7272557 |
Method and apparatus for quantizing model parameters |
Sep. 18, 2007 |
| 7269552 |
Quantizing speech signal codewords to reduce memory requirements |
Sep. 11, 2007 |
| 7269553 |
Pseudo-cepstral adaptive short-term post-filters for speech coders |
Sep. 11, 2007 |
| 7242783 |
Audio limiting circuit |
Jul. 10, 2007 |
| 7228273 |
Voice control method |
Jun. 5, 2007 |
| 7191123 |
Gain-smoothing in wideband speech and audio signal decoder |
Mar. 13, 2007 |
| 7181390 |
Noise reduction using correction vectors based on dynamic aspects of speech and noise normalization |
Feb. 20, 2007 |
| 7174291 |
Noise suppression circuit for a wireless device |
Feb. 6, 2007 |
| 7149684 |
Determining speech reception threshold |
Dec. 12, 2006 |
| 7143031 |
Determining speech intelligibility |
Nov. 28, 2006 |
| 7133823 |
System for an adaptive excitation pattern for speech coding |
Nov. 7, 2006 |
| 7072829 |
Speech recognition from concurrent visual and audible inputs |
Jul. 4, 2006 |
| 7062429 |
Distortion-based method and apparatus for buffer control in a communication system |
Jun. 13, 2006 |
| 7035418 |
Method and apparatus for determining sound source |
Apr. 25, 2006 |
| 7031913 |
Method and apparatus for decoding speech signal |
Apr. 18, 2006 |
| 7013011 |
Audio limiting circuit |
Mar. 14, 2006 |
| 6993478 |
Vector estimation system, method and associated encoder |
Jan. 31, 2006 |
| 6920188 |
Method and apparatus for processing a multiple-component wide dynamic range signal |
Jul. 19, 2005 |
| 6891948 |
Echo canceller |
May. 10, 2005 |
| 6883015 |
Apparatus and method for providing server state and attribute management for multiple-threaded voice enabled web applications |
Apr. 19, 2005 |
| 6850884 |
Selection of coding parameters based on spectral content of a speech signal |
Feb. 1, 2005 |
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