MX363348B - Codificador, descodificador y metodo para codificar y descodificar. - Google Patents
Codificador, descodificador y metodo para codificar y descodificar.Info
- Publication number
- MX363348B MX363348B MX2016011692A MX2016011692A MX363348B MX 363348 B MX363348 B MX 363348B MX 2016011692 A MX2016011692 A MX 2016011692A MX 2016011692 A MX2016011692 A MX 2016011692A MX 363348 B MX363348 B MX 363348B
- Authority
- MX
- Mexico
- Prior art keywords
- audio signal
- residual signal
- signal
- quantize
- transformed residual
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 abstract 6
- 239000011159 matrix material Substances 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 230000001419 dependent effect Effects 0.000 abstract 1
- 230000003595 spectral effect Effects 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0212—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/032—Quantisation or dequantisation of spectral components
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/032—Quantisation or dequantisation of spectral components
- G10L19/038—Vector quantisation, e.g. TwinVQ audio
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
- G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14159811 | 2014-03-14 | ||
| EP14182047.2A EP2919232A1 (en) | 2014-03-14 | 2014-08-22 | Encoder, decoder and method for encoding and decoding |
| PCT/EP2015/054396 WO2015135797A1 (en) | 2014-03-14 | 2015-03-03 | Encoder, decoder and method for encoding and decoding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MX2016011692A MX2016011692A (es) | 2017-01-06 |
| MX363348B true MX363348B (es) | 2019-03-20 |
Family
ID=50280219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2016011692A MX363348B (es) | 2014-03-14 | 2015-03-03 | Codificador, descodificador y metodo para codificar y descodificar. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US10586548B2 (enExample) |
| EP (2) | EP2919232A1 (enExample) |
| JP (1) | JP6543640B2 (enExample) |
| KR (1) | KR101885193B1 (enExample) |
| CN (1) | CN106415716B (enExample) |
| BR (1) | BR112016020841B1 (enExample) |
| CA (1) | CA2942586C (enExample) |
| MX (1) | MX363348B (enExample) |
| RU (1) | RU2662407C2 (enExample) |
| WO (1) | WO2015135797A1 (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2979948C (en) | 2012-10-05 | 2019-10-22 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | An apparatus for encoding a speech signal employing acelp in the autocorrelation domain |
| US10860683B2 (en) | 2012-10-25 | 2020-12-08 | The Research Foundation For The State University Of New York | Pattern change discovery between high dimensional data sets |
| EP3534625A1 (en) * | 2015-12-23 | 2019-09-04 | GN Hearing A/S | A hearing device with suppression of sound impulses |
| US10236989B2 (en) * | 2016-10-10 | 2019-03-19 | Nec Corporation | Data transport using pairwise optimized multi-dimensional constellation with clustering |
| CN110709925B (zh) * | 2017-04-10 | 2023-09-29 | 诺基亚技术有限公司 | 用于音频编码或解码的方法及装置 |
| EP3616196A4 (en) | 2017-04-28 | 2021-01-20 | DTS, Inc. | Audio coder window and transform implementations |
| GB201718341D0 (en) * | 2017-11-06 | 2017-12-20 | Nokia Technologies Oy | Determination of targeted spatial audio parameters and associated spatial audio playback |
| CN107947903A (zh) * | 2017-12-06 | 2018-04-20 | 南京理工大学 | 基于飞行自组网的wvefc快速编码方法 |
| BR112020012648A2 (pt) * | 2017-12-19 | 2020-12-01 | Dolby International Ab | métodos e sistemas de aparelhos para aprimoramentos de decodificação de fala e áudio unificados |
| CN110324622B (zh) * | 2018-03-28 | 2022-09-23 | 腾讯科技（深圳）有限公司 | 一种视频编码码率控制方法、装置、设备及存储介质 |
| CN109036452A (zh) * | 2018-09-05 | 2018-12-18 | 北京邮电大学 | 一种语音信息处理方法、装置、电子设备及存储介质 |
| US11929082B2 (en) | 2018-11-02 | 2024-03-12 | Dolby International Ab | Audio encoder and an audio decoder |
| US11764940B2 (en) | 2019-01-10 | 2023-09-19 | Duality Technologies, Inc. | Secure search of secret data in a semi-trusted environment using homomorphic encryption |
| WO2020188237A1 (en) * | 2019-03-20 | 2020-09-24 | V-Nova International Ltd | Residual filtering in signal enhancement coding |
| CN110840452B (zh) * | 2019-12-10 | 2024-08-27 | 广西师范大学 | 一种脑电波信号的滤波装置及方法 |
| CN112289327B (zh) * | 2020-10-29 | 2024-06-14 | 北京百瑞互联技术股份有限公司 | 一种lc3音频编码器后置残差优化方法、装置和介质 |
| CN114913863B (zh) * | 2021-02-09 | 2024-10-18 | 同响科技股份有限公司 | 数字音信数据编码方法 |
| TWI799274B (zh) * | 2021-05-24 | 2023-04-11 | 宏達國際電子股份有限公司 | 運算方法以及運算系統 |
| CN113406385B (zh) * | 2021-06-17 | 2022-01-21 | 哈尔滨工业大学 | 一种基于时域空间的周期信号基频确定方法 |
| CN116309446B (zh) * | 2023-03-14 | 2024-05-07 | 浙江固驰电子有限公司 | 用于工业控制领域的功率模块制造方法及系统 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4868867A (en) * | 1987-04-06 | 1989-09-19 | Voicecraft Inc. | Vector excitation speech or audio coder for transmission or storage |
| US5293448A (en) * | 1989-10-02 | 1994-03-08 | Nippon Telegraph And Telephone Corporation | Speech analysis-synthesis method and apparatus therefor |
| FR2729245B1 (fr) * | 1995-01-06 | 1997-04-11 | Lamblin Claude | Procede de codage de parole a prediction lineaire et excitation par codes algebriques |
| JP3246715B2 (ja) | 1996-07-01 | 2002-01-15 | 松下電器産業株式会社 | オーディオ信号圧縮方法，およびオーディオ信号圧縮装置 |
| GB9915842D0 (en) * | 1999-07-06 | 1999-09-08 | Btg Int Ltd | Methods and apparatus for analysing a signal |
| JP4506039B2 (ja) * | 2001-06-15 | 2010-07-21 | ソニー株式会社 | 符号化装置及び方法、復号装置及び方法、並びに符号化プログラム及び復号プログラム |
| US7065486B1 (en) * | 2002-04-11 | 2006-06-20 | Mindspeed Technologies, Inc. | Linear prediction based noise suppression |
| US7292647B1 (en) * | 2002-04-22 | 2007-11-06 | Regents Of The University Of Minnesota | Wireless communication system having linear encoder |
| US7447631B2 (en) * | 2002-06-17 | 2008-11-04 | Dolby Laboratories Licensing Corporation | Audio coding system using spectral hole filling |
| FR2863422A1 (fr) * | 2003-12-04 | 2005-06-10 | France Telecom | Procede d'emission multi-antennes d'un signal precode lineairement,procede de reception, signal et dispositifs correspondants |
| JP4480135B2 (ja) * | 2004-03-29 | 2010-06-16 | 株式会社コルグ | オーディオ信号圧縮方法 |
| EP1810422A1 (en) * | 2004-11-09 | 2007-07-25 | ETH Zürich | Method for calculating functions of the channel matrices in linear mimo-ofdm data transmission |
| ATE545131T1 (de) * | 2004-12-27 | 2012-02-15 | Panasonic Corp | Tonkodierungsvorrichtung und tonkodierungsmethode |
| CA2691993C (en) * | 2007-06-11 | 2015-01-27 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder for encoding an audio signal having an impulse-like portion and stationary portion, encoding methods, decoder, decoding method, and encoded audio signal |
| CN101609680B (zh) * | 2009-06-01 | 2012-01-04 | 华为技术有限公司 | 压缩编码和解码的方法、编码器和解码器以及编码装置 |
| JP5648123B2 (ja) * | 2011-04-20 | 2015-01-07 | パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ | 音声音響符号化装置、音声音響復号装置、およびこれらの方法 |
| US9173025B2 (en) * | 2012-02-08 | 2015-10-27 | Dolby Laboratories Licensing Corporation | Combined suppression of noise, echo, and out-of-location signals |
| MX353385B (es) * | 2012-06-28 | 2018-01-10 | Fraunhofer Ges Forschung | Codificación de audio basada en predicción lineal que utiliza cálculo de distribución de probabilidades mejorado. |
| CA2979948C (en) * | 2012-10-05 | 2019-10-22 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | An apparatus for encoding a speech signal employing acelp in the autocorrelation domain |
-
2014
- 2014-08-22 EP EP14182047.2A patent/EP2919232A1/en not_active Withdrawn
-
2015
- 2015-03-03 CA CA2942586A patent/CA2942586C/en active Active
- 2015-03-03 KR KR1020167025084A patent/KR101885193B1/ko active Active
- 2015-03-03 EP EP15707636.5A patent/EP3117430A1/en not_active Withdrawn
- 2015-03-03 WO PCT/EP2015/054396 patent/WO2015135797A1/en not_active Ceased
- 2015-03-03 MX MX2016011692A patent/MX363348B/es unknown
- 2015-03-03 CN CN201580014310.1A patent/CN106415716B/zh active Active
- 2015-03-03 RU RU2016140233A patent/RU2662407C2/ru active
- 2015-03-03 BR BR112016020841-2A patent/BR112016020841B1/pt active IP Right Grant
- 2015-03-03 JP JP2016557212A patent/JP6543640B2/ja active Active
-
2016
- 2016-09-06 US US15/256,996 patent/US10586548B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP6543640B2 (ja) | 2019-07-10 |
| CN106415716B (zh) | 2020-03-17 |
| BR112016020841A2 (enExample) | 2017-08-15 |
| KR101885193B1 (ko) | 2018-08-03 |
| CA2942586A1 (en) | 2015-09-17 |
| US20160372128A1 (en) | 2016-12-22 |
| EP3117430A1 (en) | 2017-01-18 |
| CN106415716A (zh) | 2017-02-15 |
| RU2662407C2 (ru) | 2018-07-25 |
| WO2015135797A1 (en) | 2015-09-17 |
| MX2016011692A (es) | 2017-01-06 |
| KR20160122212A (ko) | 2016-10-21 |
| EP2919232A1 (en) | 2015-09-16 |
| RU2016140233A (ru) | 2018-04-16 |
| BR112016020841B1 (pt) | 2023-02-23 |
| CA2942586C (en) | 2021-11-09 |
| US10586548B2 (en) | 2020-03-10 |
| JP2017516125A (ja) | 2017-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MX363348B (es) | Codificador, descodificador y metodo para codificar y descodificar. | |
| PH12021552028A1 (en) | Coefficient domain block differential pulse-code modulation in video coding | |
| RU2012147587A (ru) | Аудиокодер, аудиодекодер и связанные способы обработки многоканальных аудиосигналов с использованием комплексного предсказания | |
| EP4580189A3 (en) | Encoding method and apparatus | |
| RU2016105517A (ru) | Заполнение шумом при многоканальном кодировании аудио | |
| RU2018115191A (ru) | Кодер и способ кодирования аудиосигнала с уменьшенным фоновым шумом с использованием кодирования с линейным предсказанием | |
| MX2016011211A (es) | Codificacion de transformada inversa de color-espacio universal. | |
| MX2017011187A (es) | Codificador de audio para la codificación de una señal de múltiples canales y un decodificador de audio para la decodificación de una señal de audio codificada. | |
| RU2017129552A (ru) | Звуковые кодирующее устройство и декодирующее устройство | |
| MY178306A (en) | Low-frequency emphasis for lpc-based coding in frequency domain | |
| IN2015DN04001A (enExample) | ||
| WO2018175119A9 (en) | System and method for processing audio data | |
| JP2016505171A5 (enExample) | ||
| EP4418266A3 (en) | Method and device for quantizing linear predictive coefficient, and method and device for dequantizing same | |
| ATE537537T1 (de) | Signalkomprimierungsverfahren und -vorrichtung | |
| MY181486A (en) | Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal | |
| MX2016004923A (es) | Concepto para codificar una señal de audio y decodificar una señal de audio usando informacion de conformacion espectral relacionada con la voz. | |
| MX2024013333A (es) | Metodo para codificar el coeficiente de transformacion con base en la puesta a cero de frecuencia alta y aparato del mismo | |
| EP4243017A3 (en) | Apparatus and method decoding an audio signal using an aligned look-ahead portion | |
| MX356164B (es) | Codificador para codificar una señal de audio, sistema de audio de transmisión y método para determinar valores de corrección. | |
| RU2015102588A (ru) | Основанное на линейном предсказании кодирование аудио с использованием улучшенной оценки распределения вероятностей | |
| RU2017117896A (ru) | Кодирование и декодирование аудиосигналов | |
| MX2016011516A (es) | Concepto para la codificacion de informacion. | |
| ATE547786T1 (de) | Codierungseinrichtung und codierungsverfahren | |
| EP4642054A3 (en) | Encoding and decoding methods, and encoding and decoding apparatuses for stereo signal |