EP1920439A4 - Verfahren zur erzeugung eines codierten audiosignals und verfahren zum verarbeiten eines audiosignals - Google Patents
Verfahren zur erzeugung eines codierten audiosignals und verfahren zum verarbeiten eines audiosignalsInfo
- Publication number
- EP1920439A4 EP1920439A4 EP06769319A EP06769319A EP1920439A4 EP 1920439 A4 EP1920439 A4 EP 1920439A4 EP 06769319 A EP06769319 A EP 06769319A EP 06769319 A EP06769319 A EP 06769319A EP 1920439 A4 EP1920439 A4 EP 1920439A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- audio signal
- generating encoded
- amd
- encoded audio
- processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
- 230000005236 sound signal Effects 0.000 title 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
- 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
- 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
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)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Time-Division Multiplex Systems (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70346305P | 2005-07-29 | 2005-07-29 | |
US71652605P | 2005-09-14 | 2005-09-14 | |
KR1020060004048A KR20070031212A (ko) | 2005-09-14 | 2006-01-13 | 오디오 신호의 인코딩/디코딩 방법 및 장치 |
KR1020060017660A KR20070014937A (ko) | 2005-07-29 | 2006-02-23 | 오디오 신호의 인코딩/디코딩 방법 및 장치 |
KR1020060017659A KR20070014936A (ko) | 2005-07-29 | 2006-02-23 | 오디오 신호의 인코딩/디코딩 방법 및 장치 |
US81602206P | 2006-06-22 | 2006-06-22 | |
PCT/KR2006/002985 WO2007013784A1 (en) | 2005-07-29 | 2006-07-28 | Method for generating encoded audio signal amd method for processing audio signal |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1920439A1 EP1920439A1 (de) | 2008-05-14 |
EP1920439A4 true EP1920439A4 (de) | 2010-01-06 |
Family
ID=37683623
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06769318A Ceased EP1915757A4 (de) | 2005-07-29 | 2006-07-28 | Verfahren zum verarbeiten eines audiosignals |
EP06769319A Ceased EP1920439A4 (de) | 2005-07-29 | 2006-07-28 | Verfahren zur erzeugung eines codierten audiosignals und verfahren zum verarbeiten eines audiosignals |
EP06769309A Ceased EP1915756A4 (de) | 2005-07-29 | 2006-07-28 | Verfahren zum erzeugen eines codierten audiosignals und verfahren zum verarbeiten eines audiosignals |
EP06769316A Ceased EP1920437A4 (de) | 2005-07-29 | 2006-07-28 | Verfahren zur signalisierung von aufteilungsinformationen |
EP06769317A Ceased EP1920438A4 (de) | 2005-07-29 | 2006-07-28 | Verfahren zum erzeugen eines codierten audiosignals und verfahren zum verarbeiten eines audiosignals |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06769318A Ceased EP1915757A4 (de) | 2005-07-29 | 2006-07-28 | Verfahren zum verarbeiten eines audiosignals |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06769309A Ceased EP1915756A4 (de) | 2005-07-29 | 2006-07-28 | Verfahren zum erzeugen eines codierten audiosignals und verfahren zum verarbeiten eines audiosignals |
EP06769316A Ceased EP1920437A4 (de) | 2005-07-29 | 2006-07-28 | Verfahren zur signalisierung von aufteilungsinformationen |
EP06769317A Ceased EP1920438A4 (de) | 2005-07-29 | 2006-07-28 | Verfahren zum erzeugen eines codierten audiosignals und verfahren zum verarbeiten eines audiosignals |
Country Status (7)
Country | Link |
---|---|
EP (5) | EP1915757A4 (de) |
KR (5) | KR100857102B1 (de) |
CN (5) | CN101233567B (de) |
AU (1) | AU2006273012B2 (de) |
CA (1) | CA2617050C (de) |
RU (1) | RU2414741C2 (de) |
WO (5) | WO2007013781A1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1312660C (zh) | 2002-04-22 | 2007-04-25 | 皇家飞利浦电子股份有限公司 | 信号合成方法和设备 |
ATE527833T1 (de) | 2006-05-04 | 2011-10-15 | Lg Electronics Inc | Verbesserung von stereo-audiosignalen mittels neuabmischung |
US9418667B2 (en) | 2006-10-12 | 2016-08-16 | Lg Electronics Inc. | Apparatus for processing a mix signal and method thereof |
JP4838361B2 (ja) | 2006-11-15 | 2011-12-14 | 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その装置 |
JP5302207B2 (ja) | 2006-12-07 | 2013-10-02 | エルジー エレクトロニクス インコーポレイティド | オーディオ処理方法及び装置 |
JP5463143B2 (ja) | 2006-12-07 | 2014-04-09 | 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その装置 |
KR20080082916A (ko) | 2007-03-09 | 2008-09-12 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 이의 장치 |
EP2158587A4 (de) * | 2007-06-08 | 2010-06-02 | Lg Electronics Inc | Verfahren und vorrichtung zum verarbeiten eines audiosignals |
US8422688B2 (en) | 2007-09-06 | 2013-04-16 | Lg Electronics Inc. | Method and an apparatus of decoding an audio signal |
JP2011507013A (ja) * | 2007-12-06 | 2011-03-03 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号処理方法及び装置 |
CN102484547A (zh) | 2009-09-01 | 2012-05-30 | 松下电器产业株式会社 | 数字广播发送装置、数字广播接收装置以及数字广播收发系统 |
TWI444989B (zh) * | 2010-01-22 | 2014-07-11 | Dolby Lab Licensing Corp | 針對改良多通道上混使用多通道解相關之技術 |
WO2014175617A1 (ko) | 2013-04-23 | 2014-10-30 | ㈜ 소닉티어 | 직접 오디오 채널 데이터 및 간접 오디오 채널 데이터를 이용한 스케일러블 디지털 오디오 인코딩/디코딩 방법 및 장치 |
KR101421201B1 (ko) * | 2013-04-23 | 2014-07-22 | 한국산업은행 | 비압축 오디오 채널 데이터 및 압축 오디오 채널 데이터를 이용한 스케일러블 디지털 오디오 인코딩/디코딩 방법 및 장치 |
TWI758146B (zh) | 2015-03-13 | 2022-03-11 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
ES2949991T3 (es) | 2015-09-25 | 2023-10-04 | Voiceage Corp | Método y sistema para la mezcla en el dominio del tiempo de una señal de sonido estéreo en canales primario y secundario mediante el uso de la detección de un estado de desfase de los canales izquierdo y derecho |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2077662C (en) * | 1991-01-08 | 2001-04-17 | Mark Franklin Davis | Encoder/decoder for multidimensional sound fields |
DE4209544A1 (de) * | 1992-03-24 | 1993-09-30 | Inst Rundfunktechnik Gmbh | Verfahren zum Übertragen oder Speichern digitalisierter, mehrkanaliger Tonsignale |
KR100265112B1 (ko) * | 1997-03-31 | 2000-10-02 | 윤종용 | 디브이디 디스크와 디브이디 디스크를 재생하는 장치 및 방법 |
CN1214690C (zh) * | 1997-09-05 | 2005-08-10 | 雷克西康公司 | 5-2-5矩阵编码器和解码器系统 |
US20030035553A1 (en) * | 2001-08-10 | 2003-02-20 | Frank Baumgarte | Backwards-compatible perceptual coding of spatial cues |
CN1312660C (zh) * | 2002-04-22 | 2007-04-25 | 皇家飞利浦电子股份有限公司 | 信号合成方法和设备 |
BRPI0304542B1 (pt) * | 2002-04-22 | 2018-05-08 | Koninklijke Philips Nv | Método e codificador para codificar um sinal de áudio de multicanal, sinal de áudio multicanal codificado, e, método e decodificador para decodificar um sinal de áudio de multicanal codificado |
ATE426235T1 (de) * | 2002-04-22 | 2009-04-15 | Koninkl Philips Electronics Nv | Dekodiervorrichtung mit dekorreliereinheit |
SE0402650D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Improved parametric stereo compatible coding of spatial audio |
US7787631B2 (en) * | 2004-11-30 | 2010-08-31 | Agere Systems Inc. | Parametric coding of spatial audio with cues based on transmitted channels |
KR100682904B1 (ko) * | 2004-12-01 | 2007-02-15 | 삼성전자주식회사 | 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법 |
US7903824B2 (en) * | 2005-01-10 | 2011-03-08 | Agere Systems Inc. | Compact side information for parametric coding of spatial audio |
-
2006
- 2006-07-28 CN CN2006800274842A patent/CN101233567B/zh active Active
- 2006-07-28 WO PCT/KR2006/002982 patent/WO2007013781A1/en active Application Filing
- 2006-07-28 EP EP06769318A patent/EP1915757A4/de not_active Ceased
- 2006-07-28 KR KR1020087004585A patent/KR100857102B1/ko active IP Right Grant
- 2006-07-28 CN CN2006800274908A patent/CN101233569B/zh active Active
- 2006-07-28 CN CN2006800274861A patent/CN101233568B/zh active Active
- 2006-07-28 CN CN2006800277662A patent/CN101233570B/zh active Active
- 2006-07-28 KR KR1020087004586A patent/KR100888970B1/ko active IP Right Grant
- 2006-07-28 CA CA2617050A patent/CA2617050C/en active Active
- 2006-07-28 EP EP06769319A patent/EP1920439A4/de not_active Ceased
- 2006-07-28 CN CN2006800277709A patent/CN101233571B/zh active Active
- 2006-07-28 RU RU2008107773/28A patent/RU2414741C2/ru not_active Application Discontinuation
- 2006-07-28 WO PCT/KR2006/002984 patent/WO2007013783A1/en active Application Filing
- 2006-07-28 KR KR1020087004589A patent/KR100857104B1/ko active IP Right Grant
- 2006-07-28 EP EP06769309A patent/EP1915756A4/de not_active Ceased
- 2006-07-28 EP EP06769316A patent/EP1920437A4/de not_active Ceased
- 2006-07-28 WO PCT/KR2006/002985 patent/WO2007013784A1/en active Application Filing
- 2006-07-28 EP EP06769317A patent/EP1920438A4/de not_active Ceased
- 2006-07-28 WO PCT/KR2006/002981 patent/WO2007013780A1/en active Application Filing
- 2006-07-28 KR KR1020087004588A patent/KR100841332B1/ko active IP Right Grant
- 2006-07-28 WO PCT/KR2006/002974 patent/WO2007013775A1/en active Application Filing
- 2006-07-28 AU AU2006273012A patent/AU2006273012B2/en active Active
- 2006-07-28 KR KR1020087004587A patent/KR100857103B1/ko active IP Right Grant
Non-Patent Citations (2)
Title |
---|
No further relevant documents disclosed * |
See also references of WO2007013784A1 * |
Also Published As
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Legal Events
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