PL2273493T3 - Kodowanie i dekodowanie z rozszerzaniem szerokości pasma - Google Patents
Kodowanie i dekodowanie z rozszerzaniem szerokości pasmaInfo
- Publication number
- PL2273493T3 PL2273493T3 PL10153530T PL10153530T PL2273493T3 PL 2273493 T3 PL2273493 T3 PL 2273493T3 PL 10153530 T PL10153530 T PL 10153530T PL 10153530 T PL10153530 T PL 10153530T PL 2273493 T3 PL2273493 T3 PL 2273493T3
- Authority
- PL
- Poland
- Prior art keywords
- decoding
- bandwidth extension
- extension encoding
- encoding
- bandwidth
- Prior art date
Links
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
- G10L19/02—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
-
- 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
-
- 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
- G10L19/0204—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 subband decomposition
- G10L19/0208—Subband vocoders
-
- 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
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
-
- 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
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- 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
- G10L19/04—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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22144209P | 2009-06-29 | 2009-06-29 | |
| EP10153530A EP2273493B1 (en) | 2009-06-29 | 2010-02-12 | Bandwidth extension encoding and decoding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2273493T3 true PL2273493T3 (pl) | 2013-07-31 |
Family
ID=42537947
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL10153530T PL2273493T3 (pl) | 2009-06-29 | 2010-02-12 | Kodowanie i dekodowanie z rozszerzaniem szerokości pasma |
| PL10725483T PL2449554T3 (pl) | 2009-06-29 | 2010-06-24 | Kodery rozszerzania szerokości pasma, dekoder rozszerzania szerokości pasma oraz wokoder fazowy, jak również odpowiadające im sposoby oraz program komputerowy |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL10725483T PL2449554T3 (pl) | 2009-06-29 | 2010-06-24 | Kodery rozszerzania szerokości pasma, dekoder rozszerzania szerokości pasma oraz wokoder fazowy, jak również odpowiadające im sposoby oraz program komputerowy |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US8606586B2 (pl) |
| EP (2) | EP2273493B1 (pl) |
| JP (1) | JP5329714B2 (pl) |
| KR (1) | KR101425157B1 (pl) |
| CN (1) | CN102473414B (pl) |
| AU (1) | AU2010268160B2 (pl) |
| BR (1) | BRPI1010165B1 (pl) |
| CA (2) | CA2856587C (pl) |
| ES (2) | ES2400661T3 (pl) |
| MX (1) | MX2011013610A (pl) |
| PL (2) | PL2273493T3 (pl) |
| RU (1) | RU2563164C2 (pl) |
| WO (1) | WO2011000780A1 (pl) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2234103B1 (en) * | 2009-03-26 | 2011-09-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Device and method for manipulating an audio signal |
| HUE028738T2 (en) | 2010-06-09 | 2017-01-30 | Panasonic Ip Corp America | Bandwidth Extension Procedure, Bandwidth Extension Device, Program, Integrated Circuit, and Audio Decoder |
| KR101826331B1 (ko) * | 2010-09-15 | 2018-03-22 | 삼성전자주식회사 | 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법 |
| JP5704397B2 (ja) * | 2011-03-31 | 2015-04-22 | ソニー株式会社 | 符号化装置および方法、並びにプログラム |
| US9177570B2 (en) * | 2011-04-15 | 2015-11-03 | St-Ericsson Sa | Time scaling of audio frames to adapt audio processing to communications network timing |
| US9697840B2 (en) * | 2011-11-30 | 2017-07-04 | Dolby International Ab | Enhanced chroma extraction from an audio codec |
| WO2013141638A1 (ko) | 2012-03-21 | 2013-09-26 | 삼성전자 주식회사 | 대역폭 확장을 위한 고주파수 부호화/복호화 방법 및 장치 |
| CN106409299B (zh) * | 2012-03-29 | 2019-11-05 | 华为技术有限公司 | 信号编码和解码的方法和设备 |
| CN104221082B (zh) | 2012-03-29 | 2017-03-08 | 瑞典爱立信有限公司 | 谐波音频信号的带宽扩展 |
| 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 |
| EP2720222A1 (en) * | 2012-10-10 | 2014-04-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for efficient synthesis of sinusoids and sweeps by employing spectral patterns |
| PT3067890T (pt) | 2013-01-29 | 2018-03-08 | Fraunhofer Ges Forschung | Codificador de áudio, descodificador de áudio, método para fornecer uma informação de áudio codificada, método para fornecer uma informação de áudio descodificado, programa de computador e representação codificada utilizando uma extensão da largura de banda adaptável ao sinal |
| KR101787497B1 (ko) | 2013-01-29 | 2017-10-18 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베. | 향상 신호의 성형을 이용하여 주파수 향상 신호를 발생시키는 장치 및 방법 |
| CN109346101B (zh) * | 2013-01-29 | 2024-05-24 | 弗劳恩霍夫应用研究促进协会 | 产生频率增强音频信号的译码器和产生编码信号的编码器 |
| US9319510B2 (en) * | 2013-02-15 | 2016-04-19 | Qualcomm Incorporated | Personalized bandwidth extension |
| EP2830063A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for decoding an encoded audio signal |
| RU2666468C2 (ru) * | 2013-10-31 | 2018-09-07 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Расширение полосы пропускания аудио посредством вставки шума с предварительно приданной формой по времени в частотной области |
| 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 |
| CN103714822B (zh) * | 2013-12-27 | 2017-01-11 | 广州华多网络科技有限公司 | 基于silk编解码器的子带编解码方法及装置 |
| RU2764260C2 (ru) | 2013-12-27 | 2022-01-14 | Сони Корпорейшн | Устройство и способ декодирования |
| EP3115991A4 (en) | 2014-03-03 | 2017-08-02 | Samsung Electronics Co., Ltd. | Method and apparatus for high frequency decoding for bandwidth extension |
| WO2015133795A1 (ko) * | 2014-03-03 | 2015-09-11 | 삼성전자 주식회사 | 대역폭 확장을 위한 고주파 복호화 방법 및 장치 |
| CN106463133B (zh) | 2014-03-24 | 2020-03-24 | 三星电子株式会社 | 高频带编码方法和装置，以及高频带解码方法和装置 |
| CN105874534B (zh) * | 2014-03-31 | 2020-06-19 | 弗朗霍弗应用研究促进协会 | 编码装置、解码装置、编码方法、解码方法及程序 |
| KR102191506B1 (ko) * | 2014-05-14 | 2020-12-16 | 삼성전자주식회사 | 통신 시스템에서 송신 신호 처리 장치 및 방법 |
| CN110083221A (zh) * | 2014-06-09 | 2019-08-02 | 威盛电子股份有限公司 | 电子装置及音频播放方法 |
| EP2980795A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor |
| EP2980794A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
| 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 |
| CN104269173B (zh) * | 2014-09-30 | 2018-03-13 | 武汉大学深圳研究院 | 切换模式的音频带宽扩展装置与方法 |
| 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 |
| US10117247B2 (en) * | 2015-03-13 | 2018-10-30 | Futurewei Technologies, Inc. | Windowing methods for efficient channel aggregation and deaggregation |
| KR101642112B1 (ko) | 2015-10-29 | 2016-07-22 | 주식회사 님버스 | 이동통신망에서 실시간 멀티미디어를 송수신하기 위한 모뎀 본딩 시스템 및 방법 |
| US10504530B2 (en) | 2015-11-03 | 2019-12-10 | Dolby Laboratories Licensing Corporation | Switching between transforms |
| KR101688647B1 (ko) | 2016-04-04 | 2016-12-22 | 주식회사 님버스 | 이동통신망에서 실시간 저지연 전송을 위한 모뎀 본딩 시스템 및 방법 |
| RU169931U1 (ru) * | 2016-11-02 | 2017-04-06 | Акционерное Общество "Объединенные Цифровые Сети" | Устройство сжатия аудиосигнала для передачи по каналам распространения данных |
| WO2018101868A1 (en) * | 2016-12-02 | 2018-06-07 | Dirac Research Ab | Processing of an audio input signal |
| WO2019145955A1 (en) | 2018-01-26 | 2019-08-01 | Hadasit Medical Research Services & Development Limited | Non-metallic magnetic resonance contrast agent |
| IL324371A (en) * | 2018-04-25 | 2026-01-01 | Dolby Int Ab | Integration of high frequency reconstruction techniques with reduced post-processing delay |
| BR112020021832A2 (pt) | 2018-04-25 | 2021-02-23 | Dolby International Ab | integração de técnicas de reconstrução de alta frequência |
| WO2020094263A1 (en) | 2018-11-05 | 2020-05-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and audio signal processor, for providing a processed audio signal representation, audio decoder, audio encoder, methods and computer programs |
| CN113593586B (zh) * | 2020-04-15 | 2025-01-10 | 华为技术有限公司 | 音频信号编码方法、解码方法、编码设备以及解码设备 |
| WO2025199960A1 (zh) * | 2024-03-29 | 2025-10-02 | 瑞声开泰声学科技(上海)有限公司 | 一种音频处理方法、电子设备及存储介质 |
| WO2026089258A1 (ko) * | 2024-10-24 | 2026-04-30 | 삼성전자 주식회사 | 오디오 향상 방법 및 전자 장치 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5455888A (en) | 1992-12-04 | 1995-10-03 | Northern Telecom Limited | Speech bandwidth extension method and apparatus |
| US5848391A (en) * | 1996-07-11 | 1998-12-08 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Method subband of coding and decoding audio signals using variable length windows |
| SE512719C2 (sv) * | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
| WO2001016095A1 (fr) * | 1999-08-31 | 2001-03-08 | Mitsubishi Paper Mills Ltd. | Compose recepteur d'electrons et materiau pour thermogravure |
| US6978236B1 (en) * | 1999-10-01 | 2005-12-20 | Coding Technologies Ab | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching |
| US6704711B2 (en) * | 2000-01-28 | 2004-03-09 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for modifying speech signals |
| US6636830B1 (en) * | 2000-11-22 | 2003-10-21 | Vialta Inc. | System and method for noise reduction using bi-orthogonal modified discrete cosine transform |
| US20020128839A1 (en) * | 2001-01-12 | 2002-09-12 | Ulf Lindgren | Speech bandwidth extension |
| US6895375B2 (en) | 2001-10-04 | 2005-05-17 | At&T Corp. | System for bandwidth extension of Narrow-band speech |
| US7389226B2 (en) * | 2002-10-29 | 2008-06-17 | Ntt Docomo, Inc. | Optimized windows and methods therefore for gradient-descent based window optimization for linear prediction analysis in the ITU-T G.723.1 speech coding standard |
| EP1595247B1 (en) * | 2003-02-11 | 2006-09-13 | Koninklijke Philips Electronics N.V. | Audio coding |
| JP4767687B2 (ja) * | 2003-10-07 | 2011-09-07 | パナソニック株式会社 | スペクトル包絡線符号化のための時間境界及び周波数分解能の決定方法 |
| WO2005036358A2 (en) | 2003-10-08 | 2005-04-21 | Unisys Corporation | Virtualization system for guest |
| DE102004009954B4 (de) * | 2004-03-01 | 2005-12-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Verarbeiten eines Multikanalsignals |
| US7953605B2 (en) * | 2005-10-07 | 2011-05-31 | Deepen Sinha | Method and apparatus for audio encoding and decoding using wideband psychoacoustic modeling and bandwidth extension |
| JP2007304258A (ja) * | 2006-05-10 | 2007-11-22 | Matsushita Electric Ind Co Ltd | オーディオ信号符号化およびその復号化装置、方法ならびにプログラム |
| US8463412B2 (en) * | 2008-08-21 | 2013-06-11 | Motorola Mobility Llc | Method and apparatus to facilitate determining signal bounding frequencies |
-
2010
- 2010-02-12 EP EP10153530A patent/EP2273493B1/en active Active
- 2010-02-12 ES ES10153530T patent/ES2400661T3/es active Active
- 2010-02-12 PL PL10153530T patent/PL2273493T3/pl unknown
- 2010-06-24 WO PCT/EP2010/059025 patent/WO2011000780A1/en not_active Ceased
- 2010-06-24 JP JP2012518070A patent/JP5329714B2/ja active Active
- 2010-06-24 CN CN2010800291647A patent/CN102473414B/zh active Active
- 2010-06-24 KR KR1020117031327A patent/KR101425157B1/ko active Active
- 2010-06-24 BR BRPI1010165-9A patent/BRPI1010165B1/pt active IP Right Grant
- 2010-06-24 MX MX2011013610A patent/MX2011013610A/es active IP Right Grant
- 2010-06-24 PL PL10725483T patent/PL2449554T3/pl unknown
- 2010-06-24 AU AU2010268160A patent/AU2010268160B2/en active Active
- 2010-06-24 ES ES10725483.1T patent/ES2534944T3/es active Active
- 2010-06-24 EP EP10725483.1A patent/EP2449554B1/en active Active
- 2010-06-24 CA CA2856587A patent/CA2856587C/en active Active
- 2010-06-24 RU RU2012102411/08A patent/RU2563164C2/ru active
- 2010-06-24 CA CA2766573A patent/CA2766573C/en active Active
-
2011
- 2011-12-22 US US13/335,096 patent/US8606586B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US8606586B2 (en) | 2013-12-10 |
| US20120158409A1 (en) | 2012-06-21 |
| PL2449554T3 (pl) | 2015-08-31 |
| HK1170331A1 (en) | 2013-02-22 |
| CA2856587A1 (en) | 2011-01-06 |
| WO2011000780A1 (en) | 2011-01-06 |
| HK1153035A1 (en) | 2012-03-16 |
| JP5329714B2 (ja) | 2013-10-30 |
| AU2010268160B2 (en) | 2014-03-06 |
| ES2534944T3 (es) | 2015-04-30 |
| JP2012531632A (ja) | 2012-12-10 |
| KR20120031957A (ko) | 2012-04-04 |
| EP2449554B1 (en) | 2015-03-25 |
| CN102473414A (zh) | 2012-05-23 |
| MX2011013610A (es) | 2012-03-26 |
| EP2273493B1 (en) | 2012-12-19 |
| CN102473414B (zh) | 2013-11-06 |
| ES2400661T3 (es) | 2013-04-11 |
| BRPI1010165A2 (pt) | 2016-03-29 |
| CA2856587C (en) | 2016-09-13 |
| BRPI1010165B1 (pt) | 2021-01-05 |
| AU2010268160A1 (en) | 2012-02-02 |
| CA2766573A1 (en) | 2011-01-06 |
| EP2273493A1 (en) | 2011-01-12 |
| RU2563164C2 (ru) | 2015-09-20 |
| EP2449554A1 (en) | 2012-05-09 |
| KR101425157B1 (ko) | 2014-08-01 |
| RU2012102411A (ru) | 2013-08-20 |
| CA2766573C (en) | 2015-06-23 |
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