CN101490743B - 对立体声音频信号的动态解码 - Google Patents
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- CN101490743B CN101490743B CN2007800258030A CN200780025803A CN101490743B CN 101490743 B CN101490743 B CN 101490743B CN 2007800258030 A CN2007800258030 A CN 2007800258030A CN 200780025803 A CN200780025803 A CN 200780025803A CN 101490743 B CN101490743 B CN 101490743B
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
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- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
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- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Analysis (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/456,191 US7876904B2 (en) | 2006-07-08 | 2006-07-08 | Dynamic decoding of binaural audio signals |
US11/456,191 | 2006-07-08 | ||
PCT/FI2007/050367 WO2008006938A1 (en) | 2006-07-08 | 2007-06-18 | Dynamic decoding of binaural audio signals |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101490743A CN101490743A (zh) | 2009-07-22 |
CN101490743B true CN101490743B (zh) | 2011-12-28 |
Family
ID=38919148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800258030A Active CN101490743B (zh) | 2006-07-08 | 2007-06-18 | 对立体声音频信号的动态解码 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7876904B2 (zh) |
EP (1) | EP2038880B1 (zh) |
JP (1) | JP4708493B2 (zh) |
KR (1) | KR101054932B1 (zh) |
CN (1) | CN101490743B (zh) |
HK (1) | HK1132365A1 (zh) |
WO (1) | WO2008006938A1 (zh) |
Families Citing this family (47)
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JP4988717B2 (ja) | 2005-05-26 | 2012-08-01 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のデコーディング方法及び装置 |
US8917874B2 (en) * | 2005-05-26 | 2014-12-23 | Lg Electronics Inc. | Method and apparatus for decoding an audio signal |
US8111830B2 (en) * | 2005-12-19 | 2012-02-07 | Samsung Electronics Co., Ltd. | Method and apparatus to provide active audio matrix decoding based on the positions of speakers and a listener |
KR100644715B1 (ko) * | 2005-12-19 | 2006-11-10 | 삼성전자주식회사 | 능동적 오디오 매트릭스 디코딩 방법 및 장치 |
KR100803212B1 (ko) * | 2006-01-11 | 2008-02-14 | 삼성전자주식회사 | 스케일러블 채널 복호화 방법 및 장치 |
KR100953643B1 (ko) * | 2006-01-19 | 2010-04-20 | 엘지전자 주식회사 | 미디어 신호 처리 방법 및 장치 |
EP1989704B1 (en) * | 2006-02-03 | 2013-10-16 | Electronics and Telecommunications Research Institute | Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue |
KR100878816B1 (ko) | 2006-02-07 | 2009-01-14 | 엘지전자 주식회사 | 부호화/복호화 장치 및 방법 |
KR20080093422A (ko) * | 2006-02-09 | 2008-10-21 | 엘지전자 주식회사 | 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그장치 |
ATE456261T1 (de) * | 2006-02-21 | 2010-02-15 | Koninkl Philips Electronics Nv | Audiokodierung und audiodekodierung |
KR100773560B1 (ko) * | 2006-03-06 | 2007-11-05 | 삼성전자주식회사 | 스테레오 신호 생성 방법 및 장치 |
KR100763920B1 (ko) * | 2006-08-09 | 2007-10-05 | 삼성전자주식회사 | 멀티채널 신호를 모노 또는 스테레오 신호로 압축한 입력신호를 2채널의 바이노럴 신호로 복호화하는 방법 및 장치 |
CN101652810B (zh) * | 2006-09-29 | 2012-04-11 | Lg电子株式会社 | 用于处理混合信号的装置及其方法 |
CN101529898B (zh) * | 2006-10-12 | 2014-09-17 | Lg电子株式会社 | 用于处理混合信号的装置及其方法 |
US9015051B2 (en) * | 2007-03-21 | 2015-04-21 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Reconstruction of audio channels with direction parameters indicating direction of origin |
US8295494B2 (en) * | 2007-08-13 | 2012-10-23 | Lg Electronics Inc. | Enhancing audio with remixing capability |
KR101438389B1 (ko) * | 2007-11-15 | 2014-09-05 | 삼성전자주식회사 | 오디오 매트릭스 디코딩 방법 및 장치 |
JP4557035B2 (ja) * | 2008-04-03 | 2010-10-06 | ソニー株式会社 | 情報処理装置、情報処理方法、プログラム及び記録媒体 |
KR101615262B1 (ko) * | 2009-08-12 | 2016-04-26 | 삼성전자주식회사 | 시멘틱 정보를 이용한 멀티 채널 오디오 인코딩 및 디코딩 방법 및 장치 |
TWI413110B (zh) * | 2009-10-06 | 2013-10-21 | Dolby Int Ab | 以選擇性通道解碼的有效多通道信號處理 |
PL3998606T3 (pl) * | 2009-10-21 | 2023-03-06 | Dolby International Ab | Nadrpóbkowanie w połączonym banku filtrów modułu transpozycji |
KR101567461B1 (ko) * | 2009-11-16 | 2015-11-09 | 삼성전자주식회사 | 다채널 사운드 신호 생성 장치 |
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KR20120004909A (ko) | 2010-07-07 | 2012-01-13 | 삼성전자주식회사 | 입체 음향 재생 방법 및 장치 |
US8654984B2 (en) * | 2011-04-26 | 2014-02-18 | Skype | Processing stereophonic audio signals |
WO2012150482A1 (en) * | 2011-05-04 | 2012-11-08 | Nokia Corporation | Encoding of stereophonic signals |
KR101842257B1 (ko) * | 2011-09-14 | 2018-05-15 | 삼성전자주식회사 | 신호 처리 방법, 그에 따른 엔코딩 장치, 및 그에 따른 디코딩 장치 |
CN104335605B (zh) * | 2012-06-06 | 2017-10-03 | 索尼公司 | 音频信号处理装置、音频信号处理方法和计算机程序 |
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CN108806704B (zh) | 2013-04-19 | 2023-06-06 | 韩国电子通信研究院 | 多信道音频信号处理装置及方法 |
KR102150955B1 (ko) | 2013-04-19 | 2020-09-02 | 한국전자통신연구원 | 다채널 오디오 신호 처리 장치 및 방법 |
TWI615834B (zh) | 2013-05-31 | 2018-02-21 | Sony Corp | 編碼裝置及方法、解碼裝置及方法、以及程式 |
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US10382880B2 (en) | 2014-01-03 | 2019-08-13 | Dolby Laboratories Licensing Corporation | Methods and systems for designing and applying numerically optimized binaural room impulse responses |
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US9774974B2 (en) * | 2014-09-24 | 2017-09-26 | Electronics And Telecommunications Research Institute | Audio metadata providing apparatus and method, and multichannel audio data playback apparatus and method to support dynamic format conversion |
CN111866022B (zh) | 2015-02-03 | 2022-08-30 | 杜比实验室特许公司 | 感知质量比会议中原始听到的更高的后会议回放系统 |
KR20230105002A (ko) | 2015-08-25 | 2023-07-11 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 프레젠테이션 변환 파라미터들을 사용하는 오디오 인코딩및 디코딩 |
CN107204132A (zh) * | 2016-03-16 | 2017-09-26 | 中航华东光电(上海)有限公司 | 3d虚拟立体声空中预警系统 |
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CN112954582A (zh) | 2016-06-21 | 2021-06-11 | 杜比实验室特许公司 | 用于预渲染的双耳音频的头部跟踪 |
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CN1685763A (zh) * | 2002-09-23 | 2005-10-19 | 皇家飞利浦电子股份有限公司 | 声音信号的生成 |
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2006
- 2006-07-08 US US11/456,191 patent/US7876904B2/en active Active
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2007
- 2007-06-18 KR KR1020097000218A patent/KR101054932B1/ko active IP Right Grant
- 2007-06-18 CN CN2007800258030A patent/CN101490743B/zh active Active
- 2007-06-18 WO PCT/FI2007/050367 patent/WO2008006938A1/en active Application Filing
- 2007-06-18 EP EP07788752.9A patent/EP2038880B1/en active Active
- 2007-06-18 JP JP2009517304A patent/JP4708493B2/ja active Active
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2009
- 2009-12-30 HK HK09112343.0A patent/HK1132365A1/xx unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1685763A (zh) * | 2002-09-23 | 2005-10-19 | 皇家飞利浦电子股份有限公司 | 声音信号的生成 |
Also Published As
Publication number | Publication date |
---|---|
EP2038880A1 (en) | 2009-03-25 |
JP2009543389A (ja) | 2009-12-03 |
KR101054932B1 (ko) | 2011-08-05 |
EP2038880B1 (en) | 2015-09-09 |
WO2008006938A1 (en) | 2008-01-17 |
CN101490743A (zh) | 2009-07-22 |
US20080008327A1 (en) | 2008-01-10 |
US7876904B2 (en) | 2011-01-25 |
JP4708493B2 (ja) | 2011-06-22 |
KR20090018861A (ko) | 2009-02-23 |
EP2038880A4 (en) | 2013-01-09 |
HK1132365A1 (en) | 2010-02-19 |
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