MX339764B - Descodificador de habla, codificador de habla, metodo para descodificacion de habla, metodo para codificacion de habla, programa para descodificacion de habla, y programa para codificacion de habla. - Google Patents
Descodificador de habla, codificador de habla, metodo para descodificacion de habla, metodo para codificacion de habla, programa para descodificacion de habla, y programa para codificacion de habla.Info
- Publication number
- MX339764B MX339764B MX2015001940A MX2015001940A MX339764B MX 339764 B MX339764 B MX 339764B MX 2015001940 A MX2015001940 A MX 2015001940A MX 2015001940 A MX2015001940 A MX 2015001940A MX 339764 B MX339764 B MX 339764B
- Authority
- MX
- Mexico
- Prior art keywords
- speech
- unit
- frequency band
- decoding
- time
- Prior art date
Links
Classifications
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- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
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- 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
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- 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
-
- 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
- G10L19/26—Pre-filtering or post-filtering
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
- G10L21/0388—Details of processing therefor
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Electrophonic Musical Instruments (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Un descodificador de habla (1) incluye una unidad de desmuitiplexado (1a), una unidad de descodificación de banda de baja frecuencia (1b), una unidad de banco de filtros de división de banda (1c), una unidad de análisis de secuencia codificada (1d), una unidad de descodificación/descuantificación de secuencia codificada (1e), una unidad de generación de banda de alta frecuencia (1h), unidades de cálculo de envolvente de tiempo de banda de baja frecuencia (1f1 a 1fn) que adquieren una pluralidad de envolventes de tiempo de banda de baja frecuencia, una unidad de cálculo de envolvente de tiempo (1g) que calcule envolventes de tiempo de banda de alta frecuencia usando información de envolvente de tiempo y la pluralidad de envolventes de tiempo de banda de baja frecuencia, una unidad de ajuste de envolvente de tiempo (1i) que ajusta la envolvente de tiempo de componentes de banda de alta frecuencia usando los envolventes del tiempo que se obtienen por la unidad de cálculo de la envolvente de tiempo (1g), y una unidad de banco de filtros para síntesis de banda (1j).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011033917 | 2011-02-18 | ||
| JP2011215591 | 2011-09-29 | ||
| PCT/JP2012/053700 WO2012111767A1 (ja) | 2011-02-18 | 2012-02-16 | 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、及び音声符号化プログラム |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX339764B true MX339764B (es) | 2016-06-08 |
Family
ID=46672679
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2015001940A MX339764B (es) | 2011-02-18 | 2012-02-16 | Descodificador de habla, codificador de habla, metodo para descodificacion de habla, metodo para codificacion de habla, programa para descodificacion de habla, y programa para codificacion de habla. |
| MX2013009464A MX2013009464A (es) | 2011-02-18 | 2012-02-16 | Descodificador de habla, codificador de habla, metodo para descodificacion de habla, metodo para codificacion de habla, programa para descodificacion de habla, y programa para codificacion de habla. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2013009464A MX2013009464A (es) | 2011-02-18 | 2012-02-16 | Descodificador de habla, codificador de habla, metodo para descodificacion de habla, metodo para codificacion de habla, programa para descodificacion de habla, y programa para codificacion de habla. |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US8756068B2 (es) |
| EP (5) | EP3407352B9 (es) |
| JP (7) | JP5977176B2 (es) |
| KR (7) | KR102208914B1 (es) |
| CN (2) | CN103370742B (es) |
| AU (1) | AU2012218409B2 (es) |
| BR (2) | BR112013020987B1 (es) |
| CA (5) | CA3147525C (es) |
| DK (5) | DK3407352T3 (es) |
| ES (5) | ES2984423T3 (es) |
| FI (2) | FI3998607T3 (es) |
| HU (4) | HUE058682T2 (es) |
| MX (2) | MX339764B (es) |
| PH (1) | PH12013501703A1 (es) |
| PL (5) | PL3998607T3 (es) |
| PT (5) | PT2677519T (es) |
| RU (8) | RU2599966C2 (es) |
| SG (1) | SG192796A1 (es) |
| TW (3) | TWI576830B (es) |
| WO (1) | WO2012111767A1 (es) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3407352B9 (en) * | 2011-02-18 | 2022-08-10 | Ntt Docomo, Inc. | Speech decoder, speech encoder, speech decoding method, speech encoding method, speech decoding program, and speech encoding program |
| TR201910075T4 (tr) * | 2011-03-04 | 2019-08-21 | Ericsson Telefon Ab L M | Nicemleme sonrası kazanım düzeltmeli ses dekoderi. |
| JP5997592B2 (ja) | 2012-04-27 | 2016-09-28 | 株式会社Nttドコモ | 音声復号装置 |
| US11037923B2 (en) | 2012-06-29 | 2021-06-15 | Intel Corporation | Through gate fin isolation |
| TWI477789B (zh) * | 2013-04-03 | 2015-03-21 | Tatung Co | 資訊擷取裝置及其發送頻率調整方法 |
| WO2014199632A1 (ja) | 2013-06-11 | 2014-12-18 | 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 | 音響信号の帯域幅拡張を行う装置及び方法 |
| EP4325488A3 (en) * | 2014-02-28 | 2024-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoding device, encoding device, decoding method, encoding method, terminal device, and base station device |
| JP2016038435A (ja) * | 2014-08-06 | 2016-03-22 | ソニー株式会社 | 符号化装置および方法、復号装置および方法、並びにプログラム |
| MX2017012646A (es) | 2015-04-17 | 2018-01-24 | Dow Agrosciences Llc | Moleculas que tienen utilidad plaguicida, e intermediarios, composiciones y procesos, relacionados con ellas. |
| EP3627507B1 (en) | 2016-02-17 | 2024-10-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder and related methods for enhancing transient processing, computer program |
| TWI602173B (zh) * | 2016-10-21 | 2017-10-11 | 盛微先進科技股份有限公司 | 音訊處理方法與非暫時性電腦可讀媒體 |
| EP3396670B1 (en) * | 2017-04-28 | 2020-11-25 | Nxp B.V. | Speech signal processing |
| US10650834B2 (en) | 2018-01-10 | 2020-05-12 | Savitech Corp. | Audio processing method and non-transitory computer readable medium |
| JP7139628B2 (ja) * | 2018-03-09 | 2022-09-21 | ヤマハ株式会社 | 音処理方法および音処理装置 |
| EP3576088A1 (en) * | 2018-05-30 | 2019-12-04 | Fraunhofer Gesellschaft zur Förderung der Angewand | Audio similarity evaluator, audio encoder, methods and computer program |
| US11972767B2 (en) | 2019-08-01 | 2024-04-30 | Dolby Laboratories Licensing Corporation | Systems and methods for covariance smoothing |
| CN115019821B (zh) * | 2022-06-08 | 2025-10-24 | 北京吉星宝科技有限公司 | 一种音频可视化方法、系统以及眼镜 |
| CN116434765B (zh) * | 2023-04-13 | 2026-01-30 | 中国人民解放军国防科技大学 | 一种基于半二次准则的频域样条自适应回声消除的方法 |
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| SE512719C2 (sv) * | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
| JP2000122698A (ja) * | 1998-10-19 | 2000-04-28 | Mitsubishi Electric Corp | 音声符号化装置 |
| US7260523B2 (en) * | 1999-12-21 | 2007-08-21 | Texas Instruments Incorporated | Sub-band speech coding system |
| JP2001318698A (ja) * | 2000-05-10 | 2001-11-16 | Nec Corp | 音声符号化装置及び音声復号化装置 |
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| EP3407352B9 (en) * | 2011-02-18 | 2022-08-10 | Ntt Docomo, Inc. | Speech decoder, speech encoder, speech decoding method, speech encoding method, speech decoding program, and speech encoding program |
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2012
- 2012-02-16 EP EP18181397.3A patent/EP3407352B9/en active Active
- 2012-02-16 RU RU2013142349/08A patent/RU2599966C2/ru active
- 2012-02-16 ES ES21217818T patent/ES2984423T3/es active Active
- 2012-02-16 PT PT12747551T patent/PT2677519T/pt unknown
- 2012-02-16 SG SG2013062187A patent/SG192796A1/en unknown
- 2012-02-16 ES ES12747551T patent/ES2745141T3/es active Active
- 2012-02-16 PL PL21217818.0T patent/PL3998607T3/pl unknown
- 2012-02-16 DK DK18181397.3T patent/DK3407352T3/da active
- 2012-02-16 EP EP21217818.0A patent/EP3998607B1/en active Active
- 2012-02-16 KR KR1020197038948A patent/KR102208914B1/ko active Active
- 2012-02-16 WO PCT/JP2012/053700 patent/WO2012111767A1/ja not_active Ceased
- 2012-02-16 AU AU2012218409A patent/AU2012218409B2/en active Active
- 2012-02-16 BR BR112013020987-9A patent/BR112013020987B1/pt not_active IP Right Cessation
- 2012-02-16 CN CN201280009009.8A patent/CN103370742B/zh active Active
- 2012-02-16 DK DK22157013.8T patent/DK4020466T3/da active
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- 2012-02-16 MX MX2015001940A patent/MX339764B/es unknown
- 2012-02-16 PL PL18181397.3T patent/PL3407352T3/pl unknown
- 2012-02-16 HU HUE19181294A patent/HUE058682T2/hu unknown
- 2012-02-16 EP EP12747551.5A patent/EP2677519B1/en active Active
- 2012-02-16 HU HUE22157013A patent/HUE062540T2/hu unknown
- 2012-02-16 EP EP22157013.8A patent/EP4020466B1/en active Active
- 2012-02-16 KR KR1020177016245A patent/KR20170070286A/ko not_active Ceased
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- 2012-02-16 FI FIEP21217818.0T patent/FI3998607T3/fi active
- 2012-02-16 PL PL12747551T patent/PL2677519T3/pl unknown
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- 2012-02-16 EP EP19181294.0A patent/EP3567589B1/en active Active
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- 2012-02-16 PL PL19181294T patent/PL3567589T3/pl unknown
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- 2012-02-16 FI FIEP22157013.8T patent/FI4020466T3/fi active
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- 2012-02-16 BR BR122019027753-2A patent/BR122019027753B1/pt active IP Right Grant
- 2012-02-16 KR KR1020137021900A patent/KR20140005256A/ko not_active Ceased
- 2012-02-16 KR KR1020207035595A patent/KR102375912B1/ko active Active
- 2012-02-16 PH PH1/2013/501703A patent/PH12013501703A1/en unknown
- 2012-02-16 DK DK12747551.5T patent/DK2677519T3/da active
- 2012-02-16 PT PT212178180T patent/PT3998607T/pt unknown
- 2012-02-16 CN CN201510324219.1A patent/CN104916290B/zh active Active
- 2012-02-16 PT PT181813973T patent/PT3407352T/pt unknown
- 2012-02-16 PL PL22157013.8T patent/PL4020466T3/pl unknown
- 2012-02-17 TW TW105135127A patent/TWI576830B/zh active
- 2012-02-17 TW TW105117200A patent/TW201637001A/zh unknown
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2013
- 2013-08-16 US US13/968,898 patent/US8756068B2/en active Active
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2016
- 2016-07-21 JP JP2016143386A patent/JP6189498B2/ja active Active
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2017
- 2017-08-02 JP JP2017149772A patent/JP6510593B2/ja active Active
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2018
- 2018-03-29 RU RU2018111244A patent/RU2674922C1/ru active
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- 2019-02-19 JP JP2019027315A patent/JP6664526B2/ja active Active
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2020
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