DK2510515T3 - Dekodning af flerkanalaudio-kodede bitstrømme ved anvendelse af adaptiv hybrid transformation - Google Patents
Dekodning af flerkanalaudio-kodede bitstrømme ved anvendelse af adaptiv hybrid transformationInfo
- Publication number
- DK2510515T3 DK2510515T3 DK10776017.5T DK10776017T DK2510515T3 DK 2510515 T3 DK2510515 T3 DK 2510515T3 DK 10776017 T DK10776017 T DK 10776017T DK 2510515 T3 DK2510515 T3 DK 2510515T3
- Authority
- DK
- Denmark
- Prior art keywords
- channel audio
- coded bit
- decoding multi
- adaptive hybrid
- bit currents
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title 1
- 230000009466 transformation 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
- 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
- G10L19/008—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
-
- 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
- G10L19/0212—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 orthogonal transformation
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)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26742209P | 2009-12-07 | 2009-12-07 | |
| PCT/US2010/054480 WO2011071610A1 (en) | 2009-12-07 | 2010-10-28 | Decoding of multichannel aufio encoded bit streams using adaptive hybrid transformation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK2510515T3 true DK2510515T3 (da) | 2014-05-19 |
Family
ID=43334376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK10776017.5T DK2510515T3 (da) | 2009-12-07 | 2010-10-28 | Dekodning af flerkanalaudio-kodede bitstrømme ved anvendelse af adaptiv hybrid transformation |
Country Status (37)
| Country | Link |
|---|---|
| US (2) | US8891776B2 (da) |
| EP (3) | EP2706529A3 (da) |
| JP (2) | JP5547297B2 (da) |
| KR (2) | KR101629306B1 (da) |
| CN (2) | CN104217724B (da) |
| AP (1) | AP3301A (da) |
| AR (1) | AR079878A1 (da) |
| AU (1) | AU2010328635B2 (da) |
| BR (1) | BR112012013745B1 (da) |
| CA (1) | CA2779453C (da) |
| CL (1) | CL2012001493A1 (da) |
| CO (1) | CO6460719A2 (da) |
| DK (1) | DK2510515T3 (da) |
| EA (1) | EA024310B1 (da) |
| EC (1) | ECSP12012006A (da) |
| ES (1) | ES2463840T3 (da) |
| GE (1) | GEP20146081B (da) |
| GT (1) | GT201200134A (da) |
| HN (1) | HN2012000819A (da) |
| HR (1) | HRP20140400T1 (da) |
| IL (1) | IL219304A (da) |
| MA (1) | MA33775B1 (da) |
| MX (1) | MX2012005723A (da) |
| MY (1) | MY161012A (da) |
| NI (1) | NI201200063A (da) |
| NZ (1) | NZ599981A (da) |
| PE (1) | PE20130167A1 (da) |
| PH (1) | PH12012500906A1 (da) |
| PL (1) | PL2510515T3 (da) |
| PT (1) | PT2510515E (da) |
| RS (1) | RS53288B (da) |
| SI (1) | SI2510515T1 (da) |
| TN (1) | TN2012000211A1 (da) |
| TW (1) | TWI498881B (da) |
| UA (1) | UA100353C2 (da) |
| WO (1) | WO2011071610A1 (da) |
| ZA (1) | ZA201203290B (da) |
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| US7711123B2 (en) * | 2001-04-13 | 2010-05-04 | Dolby Laboratories Licensing Corporation | Segmenting audio signals into auditory events |
| US20120033819A1 (en) * | 2010-08-06 | 2012-02-09 | Samsung Electronics Co., Ltd. | Signal processing method, encoding apparatus therefor, decoding apparatus therefor, and information storage medium |
| US8948406B2 (en) * | 2010-08-06 | 2015-02-03 | Samsung Electronics Co., Ltd. | Signal processing method, encoding apparatus using the signal processing method, decoding apparatus using the signal processing method, and information storage medium |
| US9130596B2 (en) * | 2011-06-29 | 2015-09-08 | Seagate Technology Llc | Multiuse data channel |
| EP2786377B1 (en) * | 2011-11-30 | 2016-03-02 | Dolby International AB | Chroma extraction from an audio codec |
| RU2601188C2 (ru) | 2012-02-23 | 2016-10-27 | Долби Интернэшнл Аб | Способы и системы для эффективного восстановления высокочастотного аудиоконтента |
| US9460729B2 (en) | 2012-09-21 | 2016-10-04 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| TWI618050B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於音訊處理系統中之訊號去相關的方法及設備 |
| TWI618051B (zh) * | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置 |
| WO2014126688A1 (en) | 2013-02-14 | 2014-08-21 | Dolby Laboratories Licensing Corporation | Methods for audio signal transient detection and decorrelation control |
| WO2014126689A1 (en) | 2013-02-14 | 2014-08-21 | Dolby Laboratories Licensing Corporation | Methods for controlling the inter-channel coherence of upmixed audio signals |
| US8804971B1 (en) * | 2013-04-30 | 2014-08-12 | Dolby International Ab | Hybrid encoding of higher frequency and downmixed low frequency content of multichannel audio |
| CA3017077C (en) | 2013-05-24 | 2021-08-17 | Dolby International Ab | Coding of audio scenes |
| US9502044B2 (en) | 2013-05-29 | 2016-11-22 | Qualcomm Incorporated | Compression of decomposed representations of a sound field |
| US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
| TWM487509U (zh) * | 2013-06-19 | 2014-10-01 | 杜比實驗室特許公司 | 音訊處理設備及電子裝置 |
| US9530422B2 (en) | 2013-06-27 | 2016-12-27 | Dolby Laboratories Licensing Corporation | Bitstream syntax for spatial voice coding |
| 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 |
| CN109979472B (zh) | 2013-09-12 | 2023-12-15 | 杜比实验室特许公司 | 用于各种回放环境的动态范围控制 |
| US9521501B2 (en) | 2013-09-12 | 2016-12-13 | Dolby Laboratories Licensing Corporation | Loudness adjustment for downmixed audio content |
| EP3074970B1 (en) | 2013-10-21 | 2018-02-21 | Dolby International AB | Audio encoder and decoder |
| US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
| US9489955B2 (en) | 2014-01-30 | 2016-11-08 | Qualcomm Incorporated | Indicating frame parameter reusability for coding vectors |
| US10770087B2 (en) * | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
| US9852737B2 (en) | 2014-05-16 | 2017-12-26 | Qualcomm Incorporated | Coding vectors decomposed from higher-order ambisonics audio signals |
| US9620137B2 (en) | 2014-05-16 | 2017-04-11 | Qualcomm Incorporated | Determining between scalar and vector quantization in higher order ambisonic coefficients |
| CN105280212A (zh) * | 2014-07-25 | 2016-01-27 | 中兴通讯股份有限公司 | 混音播放方法及装置 |
| US9747910B2 (en) | 2014-09-26 | 2017-08-29 | Qualcomm Incorporated | Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework |
| TWI879690B (zh) | 2015-03-13 | 2025-04-01 | 瑞典商杜比國際公司 | 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體 |
| US9837086B2 (en) * | 2015-07-31 | 2017-12-05 | Apple Inc. | Encoded audio extended metadata-based dynamic range control |
| US10504530B2 (en) | 2015-11-03 | 2019-12-10 | Dolby Laboratories Licensing Corporation | Switching between transforms |
| EP3208800A1 (en) * | 2016-02-17 | 2017-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for stereo filing in multichannel coding |
| US10015612B2 (en) | 2016-05-25 | 2018-07-03 | Dolby Laboratories Licensing Corporation | Measurement, verification and correction of time alignment of multiple audio channels and associated metadata |
| KR102315774B1 (ko) | 2017-01-10 | 2021-10-22 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 디코더, 오디오 인코더, 디코딩된 오디오 신호를 제공하기 위한 방법, 인코딩된 오디오 신호를 제공하기 위한 방법, 오디오 스트림, 오디오 스트림 제공기, 및 스트림 식별자를 사용하는 컴퓨터 프로그램 |
| US10354668B2 (en) | 2017-03-22 | 2019-07-16 | Immersion Networks, Inc. | System and method for processing audio data |
| US10885921B2 (en) * | 2017-07-07 | 2021-01-05 | Qualcomm Incorporated | Multi-stream audio coding |
| US10854209B2 (en) * | 2017-10-03 | 2020-12-01 | Qualcomm Incorporated | Multi-stream audio coding |
| US10657974B2 (en) * | 2017-12-21 | 2020-05-19 | Qualcomm Incorporated | Priority information for higher order ambisonic audio data |
| EP3895164B1 (en) * | 2018-12-13 | 2022-09-07 | Dolby Laboratories Licensing Corporation | Method of decoding audio content, decoder for decoding audio content, and corresponding computer program |
| EP3719799A1 (en) * | 2019-04-04 | 2020-10-07 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | A multi-channel audio encoder, decoder, methods and computer program for switching between a parametric multi-channel operation and an individual channel operation |
| WO2020207593A1 (en) | 2019-04-11 | 2020-10-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, apparatus for determining a set of values defining characteristics of a filter, methods for providing a decoded audio representation, methods for determining a set of values defining characteristics of a filter and computer program |
| CN111711493B (zh) * | 2020-06-16 | 2022-03-11 | 中国电子科技集团公司第三研究所 | 具有加密解密能力的水下通信设备及发射器和接收器 |
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| JPH10340099A (ja) * | 1997-04-11 | 1998-12-22 | Matsushita Electric Ind Co Ltd | オーディオデコーダ装置及び信号処理装置 |
| US6246345B1 (en) | 1999-04-16 | 2001-06-12 | Dolby Laboratories Licensing Corporation | Using gain-adaptive quantization and non-uniform symbol lengths for improved audio coding |
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| KR101325802B1 (ko) * | 2007-02-06 | 2013-11-05 | 엘지전자 주식회사 | 디지털 방송 송신기 및 디지털 방송 수신기와 그를 이용한디지털 방송 시스템 및 그 서비스 방법 |
| CN101067931B (zh) * | 2007-05-10 | 2011-04-20 | 芯晟(北京)科技有限公司 | 一种高效可配置的频域参数立体声及多声道编解码方法与系统 |
| PL2165328T3 (pl) * | 2007-06-11 | 2018-06-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kodowanie i dekodowanie sygnału audio zawierającego część impulsową i część stacjonarną |
| US8588427B2 (en) * | 2007-09-26 | 2013-11-19 | Frauhnhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for extracting an ambient signal in an apparatus and method for obtaining weighting coefficients for extracting an ambient signal and computer program |
| US9082397B2 (en) * | 2007-11-06 | 2015-07-14 | Nokia Technologies Oy | Encoder |
| EP2107556A1 (en) * | 2008-04-04 | 2009-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio transform coding using pitch correction |
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2010
- 2010-10-28 DK DK10776017.5T patent/DK2510515T3/da active
- 2010-10-28 SI SI201030604T patent/SI2510515T1/sl unknown
- 2010-10-28 EA EA201270642A patent/EA024310B1/ru not_active IP Right Cessation
- 2010-10-28 ES ES10776017.5T patent/ES2463840T3/es active Active
- 2010-10-28 MY MYPI2012001912A patent/MY161012A/en unknown
- 2010-10-28 EP EP13195367.1A patent/EP2706529A3/en not_active Ceased
- 2010-10-28 KR KR1020137026329A patent/KR101629306B1/ko active Active
- 2010-10-28 PT PT107760175T patent/PT2510515E/pt unknown
- 2010-10-28 PE PE2012000561A patent/PE20130167A1/es active IP Right Grant
- 2010-10-28 HR HRP20140400AT patent/HRP20140400T1/hr unknown
- 2010-10-28 CA CA2779453A patent/CA2779453C/en active Active
- 2010-10-28 RS RS20140226A patent/RS53288B/sr unknown
- 2010-10-28 KR KR1020127012464A patent/KR101370522B1/ko active Active
- 2010-10-28 MX MX2012005723A patent/MX2012005723A/es active IP Right Grant
- 2010-10-28 EP EP14160585.7A patent/EP2801975B1/en active Active
- 2010-10-28 US US13/514,286 patent/US8891776B2/en active Active
- 2010-10-28 NZ NZ599981A patent/NZ599981A/en unknown
- 2010-10-28 EP EP10776017.5A patent/EP2510515B1/en active Active
- 2010-10-28 CN CN201410410643.3A patent/CN104217724B/zh active Active
- 2010-10-28 CN CN201080051553.XA patent/CN102687198B/zh active Active
- 2010-10-28 JP JP2012541085A patent/JP5547297B2/ja active Active
- 2010-10-28 BR BR112012013745-0A patent/BR112012013745B1/pt active IP Right Grant
- 2010-10-28 GE GEAP201012753A patent/GEP20146081B/en unknown
- 2010-10-28 AU AU2010328635A patent/AU2010328635B2/en active Active
- 2010-10-28 PL PL10776017T patent/PL2510515T3/pl unknown
- 2010-10-28 AP AP2012006289A patent/AP3301A/xx active
- 2010-10-28 UA UAA201208193A patent/UA100353C2/uk unknown
- 2010-10-28 PH PH1/2012/500906A patent/PH12012500906A1/en unknown
- 2010-10-28 WO PCT/US2010/054480 patent/WO2011071610A1/en not_active Ceased
- 2010-11-04 TW TW099137944A patent/TWI498881B/zh active
- 2010-12-01 AR ARP100104440A patent/AR079878A1/es active IP Right Grant
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2012
- 2012-04-19 IL IL219304A patent/IL219304A/en active IP Right Grant
- 2012-04-20 HN HN2012000819A patent/HN2012000819A/es unknown
- 2012-04-23 NI NI201200063A patent/NI201200063A/es unknown
- 2012-04-30 GT GT201200134A patent/GT201200134A/es unknown
- 2012-05-07 ZA ZA2012/03290A patent/ZA201203290B/en unknown
- 2012-05-09 TN TNP2012000211A patent/TN2012000211A1/en unknown
- 2012-05-14 CO CO12078993A patent/CO6460719A2/es active IP Right Grant
- 2012-05-31 MA MA34912A patent/MA33775B1/fr unknown
- 2012-06-07 CL CL2012001493A patent/CL2012001493A1/es unknown
- 2012-06-27 EC ECSP12012006 patent/ECSP12012006A/es unknown
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2013
- 2013-11-18 JP JP2013237842A patent/JP5607809B2/ja active Active
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2014
- 2014-10-13 US US14/512,755 patent/US9620132B2/en active Active
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