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Class Information
Number: 704/223
Name: Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression > Speech signal processing > For storage or transmission > Pattern matching vocoders > Excitation patterns
Description: Subject matter wherein the encoding models speech
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8712766 |
Method and system for coding an information signal using closed loop adaptive bit allocation |
Apr. 29, 2014 |
| 8712771 |
Automated difference recognition between speaking sounds and music |
Apr. 29, 2014 |
| 8712765 |
Parameter decoding apparatus and parameter decoding method |
Apr. 29, 2014 |
| 8706497 |
Speech signal restoration device and speech signal restoration method |
Apr. 22, 2014 |
| 8682656 |
Techniques to generate a precoding matrix for a wireless system |
Mar. 25, 2014 |
| 8655651 |
Method, computer, computer program and computer program product for speech quality estimation |
Feb. 18, 2014 |
| 8639294 |
System and method for performing automatic gain control in mobile phone environments |
Jan. 28, 2014 |
| 8635065 |
Apparatus and method for automatic extraction of important events in audio signals |
Jan. 21, 2014 |
| 8630849 |
Coefficient splitting structure for vector quantization bit allocation and dequantization |
Jan. 14, 2014 |
| 8620645 |
Non-causal postfilter |
Dec. 31, 2013 |
| 8612215 |
Method and apparatus to extract important frequency component of audio signal and method and apparatus to encode and/or decode audio signal using the same |
Dec. 17, 2013 |
| 8612216 |
Method and arrangements for audio signal encoding |
Dec. 17, 2013 |
| 8612532 |
System and method for optimizing response handling time and customer satisfaction scores |
Dec. 17, 2013 |
| 8600037 |
Audio quality and double talk preservation in echo control for voice communications |
Dec. 3, 2013 |
| 8600739 |
Coding method, encoder, and computer readable medium that uses one of multiple codebooks based on a type of input signal |
Dec. 3, 2013 |
| 8595002 |
Half-rate vocoder |
Nov. 26, 2013 |
| 8595000 |
Method and apparatus to search fixed codebook and method and apparatus to encode/decode a speech signal using the method and apparatus to search fixed codebook |
Nov. 26, 2013 |
| 8589166 |
Speech content based packet loss concealment |
Nov. 19, 2013 |
| 8571226 |
Automatic polarity adaptation for ambient noise cancellation |
Oct. 29, 2013 |
| 8571852 |
Postfilter for layered codecs |
Oct. 29, 2013 |
| 8566106 |
Method and device for fast algebraic codebook search in speech and audio coding |
Oct. 22, 2013 |
| 8560306 |
Method and apparatus to search fixed codebook using tracks of a trellis structure with each track being a union of tracks of an algebraic codebook |
Oct. 15, 2013 |
| 8554548 |
Speech decoding apparatus and speech decoding method including high band emphasis processing |
Oct. 8, 2013 |
| 8554549 |
Encoding device and method including encoding of error transform coefficients |
Oct. 8, 2013 |
| 8542766 |
Time alignment algorithm for transmitters with EER/ET amplifiers and others |
Sep. 24, 2013 |
| 8538765 |
Parameter decoding apparatus and parameter decoding method |
Sep. 17, 2013 |
| 8529473 |
Neural translator |
Sep. 10, 2013 |
| 8532982 |
Method and apparatus to encode and decode an audio/speech signal |
Sep. 10, 2013 |
| 8515767 |
Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs |
Aug. 20, 2013 |
| 8504365 |
System and method for detecting synthetic speaker verification |
Aug. 6, 2013 |
| 8494849 |
Method and apparatus for transmitting speech data to a remote device in a distributed speech recognition system |
Jul. 23, 2013 |
| 8494863 |
Audio encoder and decoder with long term prediction |
Jul. 23, 2013 |
| 8489403 |
Apparatuses, methods and systems for sparse sinusoidal audio processing and transmission |
Jul. 16, 2013 |
| 8489395 |
Method and apparatus for generating lattice vector quantizer codebook |
Jul. 16, 2013 |
| 8489393 |
Speech intelligibility |
Jul. 16, 2013 |
| 8484036 |
Systems, methods, and apparatus for wideband speech coding |
Jul. 9, 2013 |
| 8478587 |
Voice analysis device, voice analysis method, voice analysis program, and system integration circuit |
Jul. 2, 2013 |
| 8473284 |
Apparatus and method of encoding/decoding voice for selecting quantization/dequantization using characteristics of synthesized voice |
Jun. 25, 2013 |
| 8468015 |
Parameter decoding device, parameter encoding device, and parameter decoding method |
Jun. 18, 2013 |
| 8457962 |
Remote audio surveillance for detection and analysis of wildlife sounds |
Jun. 4, 2013 |
| 8452590 |
Fixed codebook searching apparatus and fixed codebook searching method |
May. 28, 2013 |
| 8447597 |
Audio encoding device, audio decoding device, audio encoding method, and audio decoding method |
May. 21, 2013 |
| 8438019 |
Classification of audio signals |
May. 7, 2013 |
| 8433563 |
Predictive speech signal coding |
Apr. 30, 2013 |
| 8428937 |
Beamforming codebook generation system and associated methods |
Apr. 23, 2013 |
| 8417517 |
Beamforming codebook generation system and associated methods |
Apr. 9, 2013 |
| 8391212 |
System and method for frequency domain audio post-processing based on perceptual masking |
Mar. 5, 2013 |
| 8391373 |
Concealment of transmission error in a digital audio signal in a hierarchical decoding structure |
Mar. 5, 2013 |
| 8392182 |
Speech coding |
Mar. 5, 2013 |
| 8380496 |
Method and system for pitch contour quantization in audio coding |
Feb. 19, 2013 |
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