BR112013008463B8 - 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) - Google Patents
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)Info
- Publication number
- BR112013008463B8 BR112013008463B8 BR112013008463A BR112013008463A BR112013008463B8 BR 112013008463 B8 BR112013008463 B8 BR 112013008463B8 BR 112013008463 A BR112013008463 A BR 112013008463A BR 112013008463 A BR112013008463 A BR 112013008463A BR 112013008463 B8 BR112013008463 B8 BR 112013008463B8
- Authority
- BR
- Brazil
- Prior art keywords
- audio signal
- processing
- usac
- audio
- providing greater
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title abstract 9
- 238000000034 method Methods 0.000 title abstract 2
- 230000002123 temporal effect Effects 0.000 title abstract 2
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
- 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
- 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
-
- 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)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (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 (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US39026710P | 2010-10-06 | 2010-10-06 | |
| US61/390,267 | 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 (3)
| Publication Number | Publication Date |
|---|---|
| BR112013008463A2 BR112013008463A2 (pt) | 2016-08-09 |
| BR112013008463B1 BR112013008463B1 (pt) | 2021-06-01 |
| BR112013008463B8 true BR112013008463B8 (pt) | 2022-04-05 |
Family
ID=44759689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112013008463A BR112013008463B8 (pt) | 2010-10-06 | 2011-10-04 | 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) |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US9552822B2 (enExample) |
| EP (1) | EP2625688B1 (enExample) |
| JP (1) | JP6100164B2 (enExample) |
| KR (1) | KR101407120B1 (enExample) |
| CN (1) | CN103403799B (enExample) |
| AR (2) | AR083303A1 (enExample) |
| AU (1) | AU2011311659B2 (enExample) |
| BR (1) | BR112013008463B8 (enExample) |
| CA (1) | CA2813859C (enExample) |
| ES (1) | ES2530957T3 (enExample) |
| MX (1) | MX2013003782A (enExample) |
| MY (1) | MY155997A (enExample) |
| PL (1) | PL2625688T3 (enExample) |
| RU (1) | RU2562384C2 (enExample) |
| SG (1) | SG189277A1 (enExample) |
| TW (1) | TWI486950B (enExample) |
| WO (1) | WO2012045744A1 (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL2625688T3 (pl) * | 2010-10-06 | 2015-05-29 | Fraunhofer Ges Forschung | Urządzenie i sposób do przetwarzania sygnału audio i do dostarczania wyższej granulacji czasowej dla połączonego kodeka mowy i audio (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 |
| ES2965487T3 (es) | 2016-01-22 | 2024-07-09 | Fraunhofer Ges Zur Foerderungder Angewandten Forschung E V | Aparato y procedimiento para la codificación o decodificación de una señal multicanal mediante el uso de repetición de muestreo de dominio espectral |
| WO2017220528A1 (en) * | 2016-06-22 | 2017-12-28 | Dolby International Ab | Audio decoder and method for transforming a digital audio signal from a first to a second frequency domain |
| 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 |
| ES2972833T3 (es) * | 2020-05-20 | 2024-06-17 | Dolby Int Ab | Métodos y aparatos para mejoras de descodificación unificada de habla y de audio |
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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 |
| DE69926821T2 (de) * | 1998-01-22 | 2007-12-06 | Deutsche Telekom Ag | Verfahren zur signalgesteuerten Schaltung zwischen verschiedenen Audiokodierungssystemen |
| US6275836B1 (en) * | 1998-06-12 | 2001-08-14 | Oak Technology, Inc. | Interpolation filter and method for switching between integer and fractional interpolation rates |
| US6208276B1 (en) * | 1998-12-30 | 2001-03-27 | At&T Corporation | Method and apparatus for sample rate pre- and post-processing to achieve maximal coding gain for transform-based audio encoding and decoding |
| JP2000352999A (ja) * | 1999-06-11 | 2000-12-19 | Nec Corp | 音声切替装置 |
| DE60033443D1 (de) * | 2000-06-23 | 2007-03-29 | St Microelectronics Asia | Universaler abtastratenumwandler für digitale audiofrequenzen |
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| JP2004120182A (ja) * | 2002-09-25 | 2004-04-15 | Sanyo Electric Co Ltd | デシメーションフィルタおよびインターポレーションフィルタ |
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| ATE511178T1 (de) | 2004-03-25 | 2011-06-15 | Dts Inc | Skalierbarer verlustloser audio-codec und erstellungs-werkzeug |
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| EP2301011B1 (en) | 2008-07-11 | 2018-07-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method and discriminator for classifying different segments of an audio signal comprising speech and music segments |
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| ES3028558T3 (en) * | 2009-10-20 | 2025-06-19 | Fraunhofer Ges Forschung | Audio signal decoder, corresponding method and computer program |
| US8886523B2 (en) * | 2010-04-14 | 2014-11-11 | Huawei Technologies Co., Ltd. | Audio decoding based on audio class with control code for post-processing modes |
| PL2625688T3 (pl) * | 2010-10-06 | 2015-05-29 | Fraunhofer Ges Forschung | Urządzenie i sposób do przetwarzania sygnału audio i do dostarczania wyższej granulacji czasowej dla połączonego kodeka mowy i audio (USAC) |
| MY167957A (en) * | 2011-03-18 | 2018-10-08 | Dolby Int Ab | Frame Element Length Transmission in Audio Coding |
| KR101622785B1 (ko) * | 2012-04-24 | 2016-05-20 | 브이아이디 스케일, 인크. | Mpeg/3gpp-dash에서의 원활한 스트림 스위칭을 위한 방법 및 장치 |
-
2011
- 2011-10-04 PL PL11764739T patent/PL2625688T3/pl unknown
- 2011-10-04 ES ES11764739T patent/ES2530957T3/es active Active
- 2011-10-04 AR ARP110103684A patent/AR083303A1/es active IP Right Grant
- 2011-10-04 KR KR1020137010454A patent/KR101407120B1/ko active Active
- 2011-10-04 WO PCT/EP2011/067318 patent/WO2012045744A1/en not_active Ceased
- 2011-10-04 AU AU2011311659A patent/AU2011311659B2/en active Active
- 2011-10-04 MY MYPI2013001206A patent/MY155997A/en unknown
- 2011-10-04 BR BR112013008463A patent/BR112013008463B8/pt active IP Right Grant
- 2011-10-04 JP JP2013532172A patent/JP6100164B2/ja active Active
- 2011-10-04 MX MX2013003782A patent/MX2013003782A/es active IP Right Grant
- 2011-10-04 CA CA2813859A patent/CA2813859C/en active Active
- 2011-10-04 CN CN201180058880.2A patent/CN103403799B/zh active Active
- 2011-10-04 RU RU2013120320/08A patent/RU2562384C2/ru active
- 2011-10-04 SG SG2013025382A patent/SG189277A1/en unknown
- 2011-10-04 EP EP11764739.6A patent/EP2625688B1/en active Active
- 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 |
|---|---|
| BR112013008463B1 (pt) | 2021-06-01 |
| HK1190223A1 (en) | 2014-06-27 |
| RU2013120320A (ru) | 2014-11-20 |
| CN103403799B (zh) | 2015-09-16 |
| EP2625688A1 (en) | 2013-08-14 |
| CN103403799A (zh) | 2013-11-20 |
| WO2012045744A1 (en) | 2012-04-12 |
| BR112013008463A2 (pt) | 2016-08-09 |
| JP2013543600A (ja) | 2013-12-05 |
| EP2625688B1 (en) | 2014-12-03 |
| TWI486950B (zh) | 2015-06-01 |
| ES2530957T3 (es) | 2015-03-09 |
| AU2011311659B2 (en) | 2015-07-30 |
| KR101407120B1 (ko) | 2014-06-13 |
| CA2813859A1 (en) | 2012-04-12 |
| US20130226570A1 (en) | 2013-08-29 |
| RU2562384C2 (ru) | 2015-09-10 |
| CA2813859C (en) | 2016-07-12 |
| US9552822B2 (en) | 2017-01-24 |
| AR101853A2 (es) | 2017-01-18 |
| TW201222532A (en) | 2012-06-01 |
| AR083303A1 (es) | 2013-02-13 |
| AU2011311659A1 (en) | 2013-05-02 |
| SG189277A1 (en) | 2013-05-31 |
| KR20130069821A (ko) | 2013-06-26 |
| MY155997A (en) | 2015-12-31 |
| JP6100164B2 (ja) | 2017-03-22 |
| MX2013003782A (es) | 2013-10-03 |
| PL2625688T3 (pl) | 2015-05-29 |
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| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 04/10/2011, OBSERVADAS AS CONDICOES LEGAIS. |
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| B16C | Correction of notification of the grant [chapter 16.3 patent gazette] |
Free format text: REF. RPI 2630 DE 01/06/2021 QUANTO AO TITULAR E AO INVENTOR. |