HK1159842A1 - Apparatus and method for generating a synthesis audio signal and for encoding an audio signal - Google Patents
Apparatus and method for generating a synthesis audio signal and for encoding an audio signalInfo
- Publication number
- HK1159842A1 HK1159842A1 HK12100251.0A HK12100251A HK1159842A1 HK 1159842 A1 HK1159842 A1 HK 1159842A1 HK 12100251 A HK12100251 A HK 12100251A HK 1159842 A1 HK1159842 A1 HK 1159842A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- audio signal
- encoding
- generating
- synthesis
- synthesis audio
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 2
- 230000015572 biosynthetic process Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000003786 synthesis reaction Methods 0.000 title 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
- 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
- G10L21/04—Time compression or expansion
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- 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
- G10L19/18—Vocoders using multiple modes
-
- 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
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)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Complex Calculations (AREA)
- Stored Programmes (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16806809P | 2009-04-09 | 2009-04-09 | |
| EP09181008A EP2239732A1 (en) | 2009-04-09 | 2009-12-30 | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
| PCT/EP2010/054434 WO2010115845A1 (en) | 2009-04-09 | 2010-04-01 | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK1159842A1 true HK1159842A1 (en) | 2012-08-03 |
Family
ID=42123165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK12100251.0A HK1159842A1 (en) | 2009-04-09 | 2012-01-10 | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
Country Status (21)
| Country | Link |
|---|---|
| US (2) | US9697838B2 (xx) |
| EP (3) | EP2239732A1 (xx) |
| JP (2) | JP5227459B2 (xx) |
| KR (2) | KR101207120B1 (xx) |
| CN (2) | CN102177545B (xx) |
| AR (3) | AR076199A1 (xx) |
| AT (1) | ATE534119T1 (xx) |
| AU (2) | AU2010233858B9 (xx) |
| BR (1) | BRPI1003636B1 (xx) |
| CA (2) | CA2721629C (xx) |
| CO (1) | CO6311123A2 (xx) |
| EG (1) | EG26400A (xx) |
| ES (2) | ES2377551T3 (xx) |
| HK (1) | HK1159842A1 (xx) |
| MX (2) | MX2010012343A (xx) |
| MY (2) | MY151346A (xx) |
| PL (2) | PL2351025T3 (xx) |
| RU (1) | RU2501097C2 (xx) |
| SG (1) | SG174113A1 (xx) |
| TW (2) | TWI492222B (xx) |
| WO (2) | WO2010115845A1 (xx) |
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| RU2452044C1 (ru) * | 2009-04-02 | 2012-05-27 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Устройство, способ и носитель с программным кодом для генерирования представления сигнала с расширенным диапазоном частот на основе представления входного сигнала с использованием сочетания гармонического расширения диапазона частот и негармонического расширения диапазона частот |
| JP5754899B2 (ja) | 2009-10-07 | 2015-07-29 | ソニー株式会社 | 復号装置および方法、並びにプログラム |
| KR102020334B1 (ko) | 2010-01-19 | 2019-09-10 | 돌비 인터네셔널 에이비 | 고조파 전위에 기초하여 개선된 서브밴드 블록 |
| AU2015203065B2 (en) * | 2010-01-19 | 2017-05-11 | Dolby International Ab | Improved subband block based harmonic transposition |
| EP2362375A1 (en) * | 2010-02-26 | 2011-08-31 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Apparatus and method for modifying an audio signal using harmonic locking |
| JP5850216B2 (ja) | 2010-04-13 | 2016-02-03 | ソニー株式会社 | 信号処理装置および方法、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 |
| JP5609737B2 (ja) | 2010-04-13 | 2014-10-22 | ソニー株式会社 | 信号処理装置および方法、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 |
| ES2719102T3 (es) * | 2010-04-16 | 2019-07-08 | Fraunhofer Ges Forschung | Aparato, procedimiento y programa informático para generar una señal de banda ancha que utiliza extensión de ancho de banda guiada y extensión de ancho de banda ciega |
| MX2012001696A (es) | 2010-06-09 | 2012-02-22 | Panasonic Corp | Metodo de extension de ancho de banda, aparato de extension de ancho de banda, programa, circuito integrado, y aparato de descodificacion de audio. |
| CN103155033B (zh) * | 2010-07-19 | 2014-10-22 | 杜比国际公司 | 高频重建期间的音频信号处理 |
| US12002476B2 (en) | 2010-07-19 | 2024-06-04 | Dolby International Ab | Processing of audio signals during high frequency reconstruction |
| JP6075743B2 (ja) | 2010-08-03 | 2017-02-08 | ソニー株式会社 | 信号処理装置および方法、並びにプログラム |
| JP5707842B2 (ja) | 2010-10-15 | 2015-04-30 | 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 |
| AU2012218409B2 (en) * | 2011-02-18 | 2016-09-15 | Ntt Docomo, Inc. | Speech decoder, speech encoder, speech decoding method, speech encoding method, speech decoding program, and speech encoding program |
| US20130006644A1 (en) * | 2011-06-30 | 2013-01-03 | Zte Corporation | Method and device for spectral band replication, and method and system for audio decoding |
| MX340386B (es) * | 2011-06-30 | 2016-07-07 | Samsung Electronics Co Ltd | Aparato y metodo para generar señal extendida de ancho de banda. |
| DE102011106034A1 (de) * | 2011-06-30 | 2013-01-03 | Zte Corporation | Verfahren und Vorrichtung zur Spektralbandreplikation und Verfahren und System zur Audiodecodierung |
| CN103035248B (zh) * | 2011-10-08 | 2015-01-21 | 华为技术有限公司 | 音频信号编码方法和装置 |
| EP3544006A1 (en) | 2011-11-11 | 2019-09-25 | Dolby International AB | Upsampling using oversampled sbr |
| BR122021018240B1 (pt) * | 2012-02-23 | 2022-08-30 | Dolby International Ab | Método para codificar um sinal de áudio multicanal, método para decodificar um fluxo de bits de áudio codificado, sistema configurado para codificar um sinal de áudio, e sistema para decodificar um fluxo de bits de áudio codificado |
| EP2682941A1 (de) * | 2012-07-02 | 2014-01-08 | Technische Universität Ilmenau | Vorrichtung, Verfahren und Computerprogramm für frei wählbare Frequenzverschiebungen in der Subband-Domäne |
| ES2549953T3 (es) * | 2012-08-27 | 2015-11-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato y método para la reproducción de una señal de audio, aparato y método para la generación de una señal de audio codificada, programa de ordenador y señal de audio codificada |
| EP2709106A1 (en) | 2012-09-17 | 2014-03-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating a bandwidth extended signal from a bandwidth limited audio signal |
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| CN103971693B (zh) * | 2013-01-29 | 2017-02-22 | 华为技术有限公司 | 高频带信号的预测方法、编/解码设备 |
| EP2951822B1 (en) | 2013-01-29 | 2019-11-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, method for providing an encoded audio information, method for providing a decoded audio information, computer program and encoded representation using a signal-adaptive bandwidth extension |
| KR101775084B1 (ko) * | 2013-01-29 | 2017-09-05 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베. | 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법 |
| EP3742440B1 (en) * | 2013-04-05 | 2024-07-31 | Dolby International AB | Audio decoder for interleaved waveform coding |
| JP6305694B2 (ja) * | 2013-05-31 | 2018-04-04 | クラリオン株式会社 | 信号処理装置及び信号処理方法 |
| CN104217727B (zh) * | 2013-05-31 | 2017-07-21 | 华为技术有限公司 | 信号解码方法及设备 |
| EP2830061A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping |
| JP6531649B2 (ja) | 2013-09-19 | 2019-06-19 | ソニー株式会社 | 符号化装置および方法、復号化装置および方法、並びにプログラム |
| CN105706166B (zh) | 2013-10-31 | 2020-07-14 | 弗劳恩霍夫应用研究促进协会 | 对比特流进行解码的音频解码器设备和方法 |
| EP2881943A1 (en) * | 2013-12-09 | 2015-06-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding an encoded audio signal with low computational resources |
| JP6593173B2 (ja) | 2013-12-27 | 2019-10-23 | ソニー株式会社 | 復号化装置および方法、並びにプログラム |
| KR102244612B1 (ko) * | 2014-04-21 | 2021-04-26 | 삼성전자주식회사 | 무선 통신 시스템에서 음성 데이터를 송신 및 수신하기 위한 장치 및 방법 |
| EP2963646A1 (en) * | 2014-07-01 | 2016-01-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder and method for decoding an audio signal, encoder and method for encoding an audio signal |
| KR102306537B1 (ko) | 2014-12-04 | 2021-09-29 | 삼성전자주식회사 | 소리 신호를 처리하는 방법 및 디바이스. |
| WO2016142002A1 (en) | 2015-03-09 | 2016-09-15 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal |
| TWI693594B (zh) | 2015-03-13 | 2020-05-11 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
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| CN109036457B (zh) * | 2018-09-10 | 2021-10-08 | 广州酷狗计算机科技有限公司 | 恢复音频信号的方法和装置 |
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-
2009
- 2009-12-30 EP EP09181008A patent/EP2239732A1/en not_active Withdrawn
-
2010
- 2010-03-29 TW TW099109379A patent/TWI492222B/zh active
- 2010-04-01 BR BRPI1003636-9A patent/BRPI1003636B1/pt active IP Right Grant
- 2010-04-01 WO PCT/EP2010/054434 patent/WO2010115845A1/en active Application Filing
- 2010-04-01 CA CA2721629A patent/CA2721629C/en active Active
- 2010-04-01 AU AU2010233858A patent/AU2010233858B9/en active Active
- 2010-04-01 CN CN2010800028666A patent/CN102177545B/zh active Active
- 2010-04-01 KR KR1020107025594A patent/KR101207120B1/ko active IP Right Grant
- 2010-04-01 ES ES10712439T patent/ES2377551T3/es active Active
- 2010-04-01 PL PL10712944T patent/PL2351025T3/pl unknown
- 2010-04-01 KR KR1020117010755A patent/KR101248321B1/ko active IP Right Grant
- 2010-04-01 EP EP10712439A patent/EP2269189B1/en active Active
- 2010-04-01 JP JP2011529585A patent/JP5227459B2/ja active Active
- 2010-04-01 EP EP10712944A patent/EP2351025B1/en active Active
- 2010-04-01 MY MYPI2010005335 patent/MY151346A/en unknown
- 2010-04-01 US US12/992,051 patent/US9697838B2/en active Active
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