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Class Information
Number: 704/225
Name: Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression > Speech signal processing > For storage or transmission > Gain control
Description: Subject matter wherein the speech
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620544 |
Method and apparatus for detecting speech segments in speech signal processing |
Nov. 17, 2009 |
| 7620263 |
Anti-clipping method for image sharpness enhancement |
Nov. 17, 2009 |
| 7613608 |
Method and circuit for noise estimation, related filter, terminal and communication network using same, and computer program product therefor |
Nov. 3, 2009 |
| 7613607 |
Audio enhancement in coded domain |
Nov. 3, 2009 |
| 7587013 |
Apparatus for updating gain of loop filter |
Sep. 8, 2009 |
| 7567898 |
Regulation of volume of voice in conjunction with background sound |
Jul. 28, 2009 |
| 7565283 |
Method and system for controlling potentially harmful signals in a signal arranged to convey speech |
Jul. 21, 2009 |
| 7558729 |
Music detection for enhancing echo cancellation and speech coding |
Jul. 7, 2009 |
| 7542899 |
Method and apparatus for adjusting the level of a speech signal in its encoded format |
Jun. 2, 2009 |
| 7539612 |
Coding and decoding scale factor information |
May. 26, 2009 |
| 7539613 |
Device for recovering missing frequency components |
May. 26, 2009 |
| 7539614 |
System and method for audio signal processing using different gain factors for voiced and unvoiced phonemes |
May. 26, 2009 |
| 7516065 |
Apparatus and method for correcting a speech signal for ambient noise in a vehicle |
Apr. 7, 2009 |
| 7483831 |
Methods and apparatus for maximizing speech intelligibility in quiet or noisy backgrounds |
Jan. 27, 2009 |
| 7469208 |
Method and apparatus for automatically normalizing a perceived volume level in a digitally encoded file |
Dec. 23, 2008 |
| 7457741 |
Device for transmitting speech information |
Nov. 25, 2008 |
| 7454332 |
Gain constrained noise suppression |
Nov. 18, 2008 |
| 7454331 |
Controlling loudness of speech in signals that contain speech and other types of audio material |
Nov. 18, 2008 |
| 7454330 |
Method and apparatus for speech encoding and decoding by sinusoidal analysis and waveform encoding with phase reproducibility |
Nov. 18, 2008 |
| 7454328 |
Speech encoding system, and speech encoding method |
Nov. 18, 2008 |
| 7444280 |
Emphasis of short-duration transient speech features |
Oct. 28, 2008 |
| 7430296 |
Circuit arrangement for reducing the dynamic range of audio signals |
Sep. 30, 2008 |
| 7428488 |
Received voice processing apparatus |
Sep. 23, 2008 |
| 7428489 |
Encoding method and apparatus, and decoding method and apparatus |
Sep. 23, 2008 |
| 7418379 |
Circuit for improving the intelligibility of audio signals containing speech |
Aug. 26, 2008 |
| 7415117 |
System and method for beamforming using a microphone array |
Aug. 19, 2008 |
| 7406411 |
Bit error concealment methods for speech coding |
Jul. 29, 2008 |
| 7398207 |
Methods and systems for determining audio loudness levels in programming |
Jul. 8, 2008 |
| 7392177 |
Method and system for reducing a voice signal noise |
Jun. 24, 2008 |
| 7391875 |
Peak-limiting mixer for multiple audio tracks |
Jun. 24, 2008 |
| 7383175 |
Pitch adaptive equalization for improved audio |
Jun. 3, 2008 |
| 7379866 |
Simple noise suppression model |
May. 27, 2008 |
| 7376557 |
Method and apparatus of overlapping and summing speech for an output that disrupts speech |
May. 20, 2008 |
| 7373282 |
Fault severity check and source identification |
May. 13, 2008 |
| 7353169 |
Transient detection and modification in audio signals |
Apr. 1, 2008 |
| 7349841 |
Noise suppression device including subband-based signal-to-noise ratio |
Mar. 25, 2008 |
| 7343287 |
Method and apparatus for scalable encoding and method and apparatus for scalable decoding |
Mar. 11, 2008 |
| 7337111 |
Use of voice-to-remaining audio (VRA) in consumer applications |
Feb. 26, 2008 |
| 7319954 |
Multi-channel codebook dependent compensation |
Jan. 15, 2008 |
| 7319956 |
Method and apparatus to perform speech reference enrollment based on input speech characteristics |
Jan. 15, 2008 |
| 7318025 |
Method for improving speech quality in speech transmission tasks |
Jan. 8, 2008 |
| 7286983 |
System and method for processing low signal-to-noise ratio signals |
Oct. 23, 2007 |
| 7283956 |
Noise suppression |
Oct. 16, 2007 |
| 7277550 |
Enhancing audio signals by nonlinear spectral operations |
Oct. 2, 2007 |
| 7269554 |
Method, apparatus, and system for efficient rate control in audio encoding |
Sep. 11, 2007 |
| 7269551 |
Apparatus including an error detector and a limiter for decoding an adaptive differential pulse code modulation receiving signal |
Sep. 11, 2007 |
| 7242783 |
Audio limiting circuit |
Jul. 10, 2007 |
| 7219065 |
Emphasis of short-duration transient speech features |
May. 15, 2007 |
| 7203288 |
Intelligent routing of voice files in voice data management system |
Apr. 10, 2007 |
| 7191123 |
Gain-smoothing in wideband speech and audio signal decoder |
Mar. 13, 2007 |
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