PL2625688T3 - Urządzenie i sposób do przetwarzania sygnału audio i do dostarczania wyższej granulacji czasowej dla połączonego kodeka mowy i audio (USAC) - Google Patents
Urządzenie i sposób do przetwarzania sygnału audio i do dostarczania wyższej granulacji czasowej dla połączonego kodeka mowy i audio (USAC)Info
- Publication number
- PL2625688T3 PL2625688T3 PL11764739T PL11764739T PL2625688T3 PL 2625688 T3 PL2625688 T3 PL 2625688T3 PL 11764739 T PL11764739 T PL 11764739T PL 11764739 T PL11764739 T PL 11764739T PL 2625688 T3 PL2625688 T3 PL 2625688T3
- Authority
- PL
- Poland
- Prior art keywords
- usac
- providing
- processing
- audio signal
- higher temporal
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 1
- 230000002123 temporal effect Effects 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
- G10L19/04—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 (3)
| 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) |
| EP11764739.6A EP2625688B1 (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 |
|---|---|
| PL2625688T3 true PL2625688T3 (pl) | 2015-05-29 |
Family
ID=44759689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL11764739T PL2625688T3 (pl) | 2010-10-06 | 2011-10-04 | Urządzenie i sposób do przetwarzania sygnału audio i do dostarczania wyższej granulacji czasowej dla połączonego kodeka mowy i audio (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 |
|---|---|---|---|---|
| CA2813859C (en) * | 2010-10-06 | 2016-07-12 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) |
| USRE48258E1 (en) * | 2011-11-11 | 2020-10-13 | 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 |
| 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 |
| 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 |
| RU2704733C1 (ru) | 2016-01-22 | 2019-10-30 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Устройство и способ кодирования или декодирования многоканального сигнала с использованием параметра широкополосного выравнивания и множества параметров узкополосного выравнивания |
| 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 |
| US12512106B2 (en) * | 2020-05-20 | 2025-12-30 | Dolby International Ab | Methods and apparatus for unified speech and audio decoding improvements |
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| 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 |
| WO2001099277A1 (en) * | 2000-06-23 | 2001-12-27 | Stmicroelectronics Asia Pacific Pte Ltd | Universal sampling rate converter for digital audio frequencies |
| CA2392640A1 (en) | 2002-07-05 | 2004-01-05 | Voiceage Corporation | A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems |
| 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 |
| JP4369946B2 (ja) * | 2002-11-21 | 2009-11-25 | 日本電信電話株式会社 | ディジタル信号処理方法、そのプログラム、及びそのプログラムを格納した記録媒体 |
| EP1611679B1 (en) * | 2003-03-31 | 2015-07-15 | Callahan Cellular L.L.C. | Up and down sample rate converter |
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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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| US7411528B2 (en) * | 2005-07-11 | 2008-08-12 | Lg Electronics Co., Ltd. | Apparatus and method of processing an audio signal |
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| US20110087494A1 (en) * | 2009-10-09 | 2011-04-14 | Samsung Electronics Co., Ltd. | Apparatus and method of encoding audio signal by switching frequency domain transformation scheme and time domain transformation scheme |
| 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 |
| MX2012004648A (es) * | 2009-10-20 | 2012-05-29 | Fraunhofer Ges Forschung | Codificacion de señal de audio, decodificador de señal de audio, metodo para codificar o decodificar una señal de audio utilizando una cancelacion del tipo aliasing. |
| 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 |
| CA2813859C (en) * | 2010-10-06 | 2016-07-12 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) |
| SG194199A1 (en) * | 2011-03-18 | 2013-12-30 | Fraunhofer Ges Forschung | Frame element positioning in frames of a bitstream representing audio content |
| JP2015518350A (ja) * | 2012-04-24 | 2015-06-25 | ヴィド スケール インコーポレイテッド | Ｍｐｅｇ／３ｇｐｐ−ｄａｓｈにおける滑らかなストリーム切り換えのための方法および装置 |
-
2011
- 2011-10-04 CA CA2813859A patent/CA2813859C/en active Active
- 2011-10-04 BR BR112013008463A patent/BR112013008463B8/pt active IP Right Grant
- 2011-10-04 SG SG2013025382A patent/SG189277A1/en unknown
- 2011-10-04 AR ARP110103684A patent/AR083303A1/es active IP Right Grant
- 2011-10-04 WO PCT/EP2011/067318 patent/WO2012045744A1/en not_active Ceased
- 2011-10-04 MY MYPI2013001206A patent/MY155997A/en unknown
- 2011-10-04 RU RU2013120320/08A patent/RU2562384C2/ru active
- 2011-10-04 PL PL11764739T patent/PL2625688T3/pl unknown
- 2011-10-04 JP JP2013532172A patent/JP6100164B2/ja active Active
- 2011-10-04 ES ES11764739T patent/ES2530957T3/es active Active
- 2011-10-04 CN CN201180058880.2A patent/CN103403799B/zh active Active
- 2011-10-04 AU AU2011311659A patent/AU2011311659B2/en active Active
- 2011-10-04 MX MX2013003782A patent/MX2013003782A/es active IP Right Grant
- 2011-10-04 EP EP11764739.6A patent/EP2625688B1/en active Active
- 2011-10-04 KR KR1020137010454A patent/KR101407120B1/ko 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 |
|---|---|
| ES2530957T3 (es) | 2015-03-09 |
| HK1190223A1 (en) | 2014-06-27 |
| CN103403799B (zh) | 2015-09-16 |
| RU2562384C2 (ru) | 2015-09-10 |
| AR101853A2 (es) | 2017-01-18 |
| EP2625688B1 (en) | 2014-12-03 |
| BR112013008463B8 (pt) | 2022-04-05 |
| TWI486950B (zh) | 2015-06-01 |
| BR112013008463A2 (pt) | 2016-08-09 |
| AU2011311659B2 (en) | 2015-07-30 |
| CA2813859A1 (en) | 2012-04-12 |
| US20130226570A1 (en) | 2013-08-29 |
| CA2813859C (en) | 2016-07-12 |
| BR112013008463B1 (pt) | 2021-06-01 |
| KR20130069821A (ko) | 2013-06-26 |
| US9552822B2 (en) | 2017-01-24 |
| SG189277A1 (en) | 2013-05-31 |
| EP2625688A1 (en) | 2013-08-14 |
| JP6100164B2 (ja) | 2017-03-22 |
| RU2013120320A (ru) | 2014-11-20 |
| JP2013543600A (ja) | 2013-12-05 |
| KR101407120B1 (ko) | 2014-06-13 |
| AU2011311659A1 (en) | 2013-05-02 |
| CN103403799A (zh) | 2013-11-20 |
| TW201222532A (en) | 2012-06-01 |
| MX2013003782A (es) | 2013-10-03 |
| MY155997A (en) | 2015-12-31 |
| WO2012045744A1 (en) | 2012-04-12 |
| AR083303A1 (es) | 2013-02-13 |
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