SG189277A1 - Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) - Google Patents
Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) Download PDFInfo
- Publication number
- SG189277A1 SG189277A1 SG2013025382A SG2013025382A SG189277A1 SG 189277 A1 SG189277 A1 SG 189277A1 SG 2013025382 A SG2013025382 A SG 2013025382A SG 2013025382 A SG2013025382 A SG 2013025382A SG 189277 A1 SG189277 A1 SG 189277A1
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- Singapore
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- audio signal
- samples
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- 230000005236 sound signal Effects 0.000 title claims abstract description 178
- 238000012545 processing Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims description 41
- 230000002123 temporal effect Effects 0.000 title description 21
- 230000015572 biosynthetic process Effects 0.000 claims description 31
- 238000003786 synthesis reaction Methods 0.000 claims description 31
- 230000003595 spectral effect Effects 0.000 claims description 12
- 238000004590 computer program Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- 230000001131 transforming effect Effects 0.000 claims description 6
- 238000005070 sampling Methods 0.000 description 55
- 238000012360 testing method Methods 0.000 description 11
- 238000003860 storage Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 230000010076 replication Effects 0.000 description 3
- 239000007993 MOPS buffer Substances 0.000 description 2
- 238000012952 Resampling Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 102000001690 Factor VIII Human genes 0.000 description 1
- 108010054218 Factor VIII Proteins 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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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
- G10L19/04—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
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] 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
-
- 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
-
- 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
-
- 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
- G10L2019/0001—Codebooks
- G10L2019/0012—Smoothing of parameters of the decoder interpolation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US39026710P | 2010-10-06 | 2010-10-06 | |
| PCT/EP2011/067318 WO2012045744A1 (en) | 2010-10-06 | 2011-10-04 | Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG189277A1 true SG189277A1 (en) | 2013-05-31 |
Family
ID=44759689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG2013025382A SG189277A1 (en) | 2010-10-06 | 2011-10-04 | Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US9552822B2 (https=) |
| EP (1) | EP2625688B1 (https=) |
| JP (1) | JP6100164B2 (https=) |
| KR (1) | KR101407120B1 (https=) |
| CN (1) | CN103403799B (https=) |
| AR (2) | AR083303A1 (https=) |
| AU (1) | AU2011311659B2 (https=) |
| BR (1) | BR112013008463B8 (https=) |
| CA (1) | CA2813859C (https=) |
| ES (1) | ES2530957T3 (https=) |
| MX (1) | MX2013003782A (https=) |
| MY (1) | MY155997A (https=) |
| PL (1) | PL2625688T3 (https=) |
| RU (1) | RU2562384C2 (https=) |
| SG (1) | SG189277A1 (https=) |
| TW (1) | TWI486950B (https=) |
| WO (1) | WO2012045744A1 (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112013008463B8 (pt) * | 2010-10-06 | 2022-04-05 | Fraunhofer Ges Zur Foerderung Der Angewandten Forschubg E V | Aparelho e método para processar um sinal de áudio e para prover uma granularidade temporal maior para um codec de fala e áudio unificado combinado (usac) |
| EP2777042B1 (en) * | 2011-11-11 | 2019-08-14 | Dolby International AB | Upsampling using oversampled sbr |
| TWI557727B (zh) | 2013-04-05 | 2016-11-11 | 杜比國際公司 | 音訊處理系統、多媒體處理系統、處理音訊位元流的方法以及電腦程式產品 |
| AU2014204540B1 (en) * | 2014-07-21 | 2015-08-20 | Matthew Brown | Audio Signal Processing Methods and Systems |
| 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 |
| 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 |
| EP3107096A1 (en) * | 2015-06-16 | 2016-12-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Downscaled decoding |
| EP3182411A1 (en) | 2015-12-14 | 2017-06-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing an encoded audio signal |
| MY196436A (en) | 2016-01-22 | 2023-04-11 | Fraunhofer Ges Forschung | Apparatus and Method for Encoding or Decoding a Multi-Channel Signal Using Frame Control Synchronization |
| CN109328382B (zh) * | 2016-06-22 | 2023-06-16 | 杜比国际公司 | 用于将数字音频信号从第一频域变换到第二频域的音频解码器及方法 |
| US10249307B2 (en) * | 2016-06-27 | 2019-04-02 | Qualcomm Incorporated | Audio decoding using intermediate sampling rate |
| TWI812658B (zh) | 2017-12-19 | 2023-08-21 | 瑞典商都比國際公司 | 用於統一語音及音訊之解碼及編碼去關聯濾波器之改良之方法、裝置及系統 |
| EP4154249B1 (en) * | 2020-05-20 | 2024-01-24 | Dolby International AB | Methods and apparatus for unified speech and audio decoding improvements |
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| JPH03286698A (ja) | 1990-04-02 | 1991-12-17 | Onkyo Corp | ソフトドーム振動板 |
| KR970011728B1 (ko) * | 1994-12-21 | 1997-07-14 | 김광호 | 음향신호의 에러은닉방법 및 그 장치 |
| IT1281001B1 (it) * | 1995-10-27 | 1998-02-11 | Cselt Centro Studi Lab Telecom | Procedimento e apparecchiatura per codificare, manipolare e decodificare segnali audio. |
| US6006108A (en) * | 1996-01-31 | 1999-12-21 | Qualcomm Incorporated | Digital audio processing in a dual-mode telephone |
| DE19742655C2 (de) * | 1997-09-26 | 1999-08-05 | Fraunhofer Ges Forschung | Verfahren und Vorrichtung zum Codieren eines zeitdiskreten Stereosignals |
| US6208671B1 (en) * | 1998-01-20 | 2001-03-27 | Cirrus Logic, Inc. | Asynchronous sample rate converter |
| ATE302991T1 (de) * | 1998-01-22 | 2005-09-15 | Deutsche Telekom Ag | Verfahren zur signalgesteuerten schaltung zwischen verschiedenen audiokodierungssystemen |
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| DE102004043521A1 (de) | 2004-09-08 | 2006-03-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes |
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| KR101137652B1 (ko) * | 2009-10-14 | 2012-04-23 | 광운대학교 산학협력단 | 천이 구간에 기초하여 윈도우의 오버랩 영역을 조절하는 통합 음성/오디오 부호화/복호화 장치 및 방법 |
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| BR112013008463B8 (pt) * | 2010-10-06 | 2022-04-05 | Fraunhofer Ges Zur Foerderung Der Angewandten Forschubg E V | Aparelho e método para processar um sinal de áudio e para prover uma granularidade temporal maior para um codec de fala e áudio unificado combinado (usac) |
| JP5805796B2 (ja) * | 2011-03-18 | 2015-11-10 | フラウンホーファーゲゼルシャフトツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． | 柔軟なコンフィギュレーション機能性を有するオーディオエンコーダおよびデコーダ |
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-
2011
- 2011-10-04 BR BR112013008463A patent/BR112013008463B8/pt active IP Right Grant
- 2011-10-04 EP EP11764739.6A patent/EP2625688B1/en active Active
- 2011-10-04 MX MX2013003782A patent/MX2013003782A/es active IP Right Grant
- 2011-10-04 RU RU2013120320/08A patent/RU2562384C2/ru active
- 2011-10-04 MY MYPI2013001206A patent/MY155997A/en unknown
- 2011-10-04 JP JP2013532172A patent/JP6100164B2/ja active Active
- 2011-10-04 AU AU2011311659A patent/AU2011311659B2/en active Active
- 2011-10-04 ES ES11764739T patent/ES2530957T3/es active Active
- 2011-10-04 KR KR1020137010454A patent/KR101407120B1/ko active Active
- 2011-10-04 CN CN201180058880.2A patent/CN103403799B/zh active Active
- 2011-10-04 AR ARP110103684A patent/AR083303A1/es active IP Right Grant
- 2011-10-04 CA CA2813859A patent/CA2813859C/en active Active
- 2011-10-04 WO PCT/EP2011/067318 patent/WO2012045744A1/en not_active Ceased
- 2011-10-04 SG SG2013025382A patent/SG189277A1/en unknown
- 2011-10-04 PL PL11764739T patent/PL2625688T3/pl unknown
- 2011-10-05 TW TW100136050A patent/TWI486950B/zh active
-
2013
- 2013-04-03 US US13/855,889 patent/US9552822B2/en active Active
-
2015
- 2015-09-14 AR ARP150102919A patent/AR101853A2/es active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| EP2625688B1 (en) | 2014-12-03 |
| HK1190223A1 (en) | 2014-06-27 |
| EP2625688A1 (en) | 2013-08-14 |
| RU2013120320A (ru) | 2014-11-20 |
| TW201222532A (en) | 2012-06-01 |
| KR101407120B1 (ko) | 2014-06-13 |
| JP6100164B2 (ja) | 2017-03-22 |
| BR112013008463B8 (pt) | 2022-04-05 |
| MX2013003782A (es) | 2013-10-03 |
| BR112013008463A2 (pt) | 2016-08-09 |
| CA2813859A1 (en) | 2012-04-12 |
| US9552822B2 (en) | 2017-01-24 |
| ES2530957T3 (es) | 2015-03-09 |
| BR112013008463B1 (pt) | 2021-06-01 |
| KR20130069821A (ko) | 2013-06-26 |
| TWI486950B (zh) | 2015-06-01 |
| CN103403799A (zh) | 2013-11-20 |
| AU2011311659A1 (en) | 2013-05-02 |
| CA2813859C (en) | 2016-07-12 |
| WO2012045744A1 (en) | 2012-04-12 |
| US20130226570A1 (en) | 2013-08-29 |
| AR101853A2 (es) | 2017-01-18 |
| AU2011311659B2 (en) | 2015-07-30 |
| CN103403799B (zh) | 2015-09-16 |
| RU2562384C2 (ru) | 2015-09-10 |
| MY155997A (en) | 2015-12-31 |
| PL2625688T3 (pl) | 2015-05-29 |
| JP2013543600A (ja) | 2013-12-05 |
| AR083303A1 (es) | 2013-02-13 |
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