ATE556406T1 - Vorrichtung und verfahren zum erzeugen eines mehrkanaligen ausgangssignals - Google Patents
Vorrichtung und verfahren zum erzeugen eines mehrkanaligen ausgangssignalsInfo
- Publication number
- ATE556406T1 ATE556406T1 AT05740130T AT05740130T ATE556406T1 AT E556406 T1 ATE556406 T1 AT E556406T1 AT 05740130 T AT05740130 T AT 05740130T AT 05740130 T AT05740130 T AT 05740130T AT E556406 T1 ATE556406 T1 AT E556406T1
- Authority
- AT
- Austria
- Prior art keywords
- channel
- cancellation
- channels
- generating
- output signal
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 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
- 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
- G10L19/04—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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Mobile Radio Communication Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Logic Circuits (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US58657804P | 2004-07-09 | 2004-07-09 | |
US10/935,061 US7391870B2 (en) | 2004-07-09 | 2004-09-07 | Apparatus and method for generating a multi-channel output signal |
PCT/EP2005/005199 WO2006005390A1 (en) | 2004-07-09 | 2005-05-12 | Apparatus and method for generating a multi-channel output signal |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE556406T1 true ATE556406T1 (de) | 2012-05-15 |
Family
ID=34966842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT05740130T ATE556406T1 (de) | 2004-07-09 | 2005-05-12 | Vorrichtung und verfahren zum erzeugen eines mehrkanaligen ausgangssignals |
Country Status (16)
Country | Link |
---|---|
US (1) | US7391870B2 (de) |
EP (1) | EP1774515B1 (de) |
JP (1) | JP4772043B2 (de) |
KR (1) | KR100908080B1 (de) |
CN (1) | CN1985303B (de) |
AT (1) | ATE556406T1 (de) |
AU (1) | AU2005262025B2 (de) |
BR (1) | BRPI0512763B1 (de) |
CA (1) | CA2572989C (de) |
ES (1) | ES2387248T3 (de) |
HK (1) | HK1099901A1 (de) |
NO (1) | NO338725B1 (de) |
PT (1) | PT1774515E (de) |
RU (1) | RU2361185C2 (de) |
TW (1) | TWI305639B (de) |
WO (1) | WO2006005390A1 (de) |
Families Citing this family (79)
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SE0301273D0 (sv) * | 2003-04-30 | 2003-04-30 | Coding Technologies Sweden Ab | Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods |
DE602005005186T2 (de) * | 2004-04-16 | 2009-03-19 | Dublin Institute Of Technology | Verfahren und system zur schallquellen-trennung |
ES2387256T3 (es) * | 2004-07-14 | 2012-09-19 | Koninklijke Philips Electronics N.V. | Método, dispositivo, aparato codificador, aparato decodificador y sistema de audio |
TWI393120B (zh) * | 2004-08-25 | 2013-04-11 | Dolby Lab Licensing Corp | 用於音訊信號編碼及解碼之方法和系統、音訊信號編碼器、音訊信號解碼器、攜帶有位元流之電腦可讀取媒體、及儲存於電腦可讀取媒體上的電腦程式 |
US7809580B2 (en) * | 2004-11-04 | 2010-10-05 | Koninklijke Philips Electronics N.V. | Encoding and decoding of multi-channel audio signals |
MX2007005261A (es) * | 2004-11-04 | 2007-07-09 | Koninkl Philips Electronics Nv | Codificacion y descodificacion de un conjunto de senales. |
EP1817767B1 (de) * | 2004-11-30 | 2015-11-11 | Agere Systems Inc. | Parametrische raumtonkodierung mit objektbasierten nebeninformationen |
KR100682904B1 (ko) * | 2004-12-01 | 2007-02-15 | 삼성전자주식회사 | 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법 |
US7573912B2 (en) * | 2005-02-22 | 2009-08-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. | Near-transparent or transparent multi-channel encoder/decoder scheme |
EP1858006B1 (de) * | 2005-03-25 | 2017-01-25 | Panasonic Intellectual Property Corporation of America | Toncodierungseinrichtung und toncodierungsverfahren |
MX2007011915A (es) * | 2005-03-30 | 2007-11-22 | Koninkl Philips Electronics Nv | Codificacion de audio multicanal. |
US7840411B2 (en) * | 2005-03-30 | 2010-11-23 | Koninklijke Philips Electronics N.V. | Audio encoding and decoding |
US7983922B2 (en) * | 2005-04-15 | 2011-07-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing |
US8577686B2 (en) * | 2005-05-26 | 2013-11-05 | Lg Electronics Inc. | Method and apparatus for decoding an audio signal |
JP4988716B2 (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 |
JP5461835B2 (ja) * | 2005-05-26 | 2014-04-02 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号の符号化/復号化方法及び符号化/復号化装置 |
JP4896449B2 (ja) * | 2005-06-29 | 2012-03-14 | 株式会社東芝 | 音響信号処理方法、装置及びプログラム |
US8214221B2 (en) * | 2005-06-30 | 2012-07-03 | Lg Electronics Inc. | Method and apparatus for decoding an audio signal and identifying information included in the audio signal |
US8626503B2 (en) * | 2005-07-14 | 2014-01-07 | Erik Gosuinus Petrus Schuijers | Audio encoding and decoding |
EP1921606B1 (de) * | 2005-09-02 | 2011-10-19 | Panasonic Corporation | Vorrichtung und verfahren zur energieformung |
JP2009518659A (ja) * | 2005-09-27 | 2009-05-07 | エルジー エレクトロニクス インコーポレイティド | マルチチャネルオーディオ信号の符号化/復号化方法及び装置 |
US8073703B2 (en) * | 2005-10-07 | 2011-12-06 | Panasonic Corporation | Acoustic signal processing apparatus and acoustic signal processing method |
KR101218776B1 (ko) | 2006-01-11 | 2013-01-18 | 삼성전자주식회사 | 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체 |
EP1974347B1 (de) * | 2006-01-19 | 2014-08-06 | LG Electronics Inc. | Verfahren und vorrichtung zur verarbeitung eines mediensignals |
KR100921453B1 (ko) * | 2006-02-07 | 2009-10-13 | 엘지전자 주식회사 | 부호화/복호화 장치 및 방법 |
JP4997781B2 (ja) * | 2006-02-14 | 2012-08-08 | 沖電気工業株式会社 | ミックスダウン方法およびミックスダウン装置 |
CN101390443B (zh) | 2006-02-21 | 2010-12-01 | 皇家飞利浦电子股份有限公司 | 音频编码和解码 |
FR2899423A1 (fr) | 2006-03-28 | 2007-10-05 | France Telecom | Procede et dispositif de spatialisation sonore binaurale efficace dans le domaine transforme. |
FR2899424A1 (fr) * | 2006-03-28 | 2007-10-05 | France Telecom | Procede de synthese binaurale prenant en compte un effet de salle |
ATE527833T1 (de) * | 2006-05-04 | 2011-10-15 | Lg Electronics Inc | Verbesserung von stereo-audiosignalen mittels neuabmischung |
US8027479B2 (en) | 2006-06-02 | 2011-09-27 | Coding Technologies Ab | Binaural multi-channel decoder in the context of non-energy conserving upmix rules |
US20080004883A1 (en) * | 2006-06-30 | 2008-01-03 | Nokia Corporation | Scalable audio coding |
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JP5232791B2 (ja) * | 2006-10-12 | 2013-07-10 | エルジー エレクトロニクス インコーポレイティド | ミックス信号処理装置及びその方法 |
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CA2874454C (en) * | 2006-10-16 | 2017-05-02 | Dolby International Ab | Enhanced coding and parameter representation of multichannel downmixed object coding |
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CA2645915C (en) | 2007-02-14 | 2012-10-23 | Lg Electronics Inc. | Methods and apparatuses for encoding and decoding object-based audio signals |
EP2137824A4 (de) * | 2007-03-16 | 2012-04-04 | Lg Electronics Inc | Verfahren und vorrichtung zum verarbeiten eines audiosignals |
US8064624B2 (en) * | 2007-07-19 | 2011-11-22 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and apparatus for generating a stereo signal with enhanced perceptual quality |
US8032085B2 (en) * | 2007-09-10 | 2011-10-04 | Technion Research & Development Foundation Ltd. | Spectrum-blind sampling and reconstruction of multi-band signals |
KR101464977B1 (ko) * | 2007-10-01 | 2014-11-25 | 삼성전자주식회사 | 메모리 관리 방법, 및 멀티 채널 데이터의 복호화 방법 및장치 |
KR101414412B1 (ko) * | 2008-05-09 | 2014-07-01 | 노키아 코포레이션 | 오디오 신호의 인코딩 장치, 오디오 신호의 디코딩 장치, 오디오 신호의 인코딩 방법, 스케일러블 인코딩 오디오 신호의 디코딩 방법, 인코더, 디코더, 전자기기 및 컴퓨터 판독가능한 기록 매체 |
MX2010012580A (es) * | 2008-05-23 | 2010-12-20 | Koninkl Philips Electronics Nv | Aparato de mezcla ascendente estereo parametrico, decodificador estereo parametrico, aparato de mezcla descendente estereo parametrico, codificador estereo parametrico. |
US8060042B2 (en) * | 2008-05-23 | 2011-11-15 | Lg Electronics Inc. | Method and an apparatus for processing an audio signal |
JP5243527B2 (ja) * | 2008-07-29 | 2013-07-24 | パナソニック株式会社 | 音響符号化装置、音響復号化装置、音響符号化復号化装置および会議システム |
EP2351024A1 (de) | 2008-10-01 | 2011-08-03 | GVBB Holdings S.A.R.L | Decodierungsvorrichtung, decodierungsverfahren, codierungsvorrichtung und codierungsverfahren und editiervorrichtung |
DE102008056704B4 (de) * | 2008-11-11 | 2010-11-04 | Institut für Rundfunktechnik GmbH | Verfahren zum Erzeugen eines abwärtskompatiblen Tonformates |
EP2399342A4 (de) | 2009-02-18 | 2015-04-01 | Technion Res & Dev Foundation | Effiziente abtastung und rekonstruktion verstreuter mehrbandsignale |
CN101556799B (zh) * | 2009-05-14 | 2013-08-28 | 华为技术有限公司 | 一种音频解码方法和音频解码器 |
JP2011002574A (ja) * | 2009-06-17 | 2011-01-06 | Nippon Hoso Kyokai <Nhk> | 3次元音響符号化装置、3次元音響復号装置、符号化プログラム及び復号プログラム |
JP5345024B2 (ja) * | 2009-08-28 | 2013-11-20 | 日本放送協会 | 3次元音響符号化装置、3次元音響復号装置、符号化プログラム及び復号プログラム |
TWI433137B (zh) | 2009-09-10 | 2014-04-01 | Dolby Int Ab | 藉由使用參數立體聲改良調頻立體聲收音機之聲頻信號之設備與方法 |
US8774417B1 (en) * | 2009-10-05 | 2014-07-08 | Xfrm Incorporated | Surround audio compatibility assessment |
EP2367293B1 (de) * | 2010-03-14 | 2014-12-24 | Technion Research & Development Foundation | Abtastung eines Impulsstroms mit niedriger Rate |
DE102010015630B3 (de) * | 2010-04-20 | 2011-06-01 | Institut für Rundfunktechnik GmbH | Verfahren zum Erzeugen eines abwärtskompatiblen Tonformates |
US8717210B2 (en) | 2010-04-27 | 2014-05-06 | Technion Research & Development Foundation Ltd. | Multi-channel sampling of pulse streams at the rate of innovation |
EP2586025A4 (de) * | 2010-07-20 | 2015-03-11 | Huawei Tech Co Ltd | Tonsignalsynthesizer |
MY156027A (en) * | 2010-08-12 | 2015-12-31 | Fraunhofer Ges Forschung | Resampling output signals of qmf based audio codecs |
EP2609590B1 (de) * | 2010-08-25 | 2015-05-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung zur decodierung eines signals mit transienten anhand einer kombinationseinheit und eines mischers |
WO2012049591A1 (en) | 2010-10-13 | 2012-04-19 | Technion Research & Development Foundation Ltd. | Sub-nyquist sampling of short pulses |
TWI462087B (zh) | 2010-11-12 | 2014-11-21 | Dolby Lab Licensing Corp | 複數音頻信號之降混方法、編解碼方法及混合系統 |
US20120155650A1 (en) * | 2010-12-15 | 2012-06-21 | Harman International Industries, Incorporated | Speaker array for virtual surround rendering |
UA107771C2 (en) * | 2011-09-29 | 2015-02-10 | Dolby Int Ab | Prediction-based fm stereo radio noise reduction |
ITTO20120067A1 (it) * | 2012-01-26 | 2013-07-27 | Inst Rundfunktechnik Gmbh | Method and apparatus for conversion of a multi-channel audio signal into a two-channel audio signal. |
US9131313B1 (en) * | 2012-02-07 | 2015-09-08 | Star Co. | System and method for audio reproduction |
EP3005352B1 (de) * | 2013-05-24 | 2017-03-29 | Dolby International AB | Kodierung und dekodierung von audio-objekten |
KR102114440B1 (ko) | 2013-07-30 | 2020-05-22 | 디티에스, 인코포레이티드 | 일정-파워 페어와이즈 패닝을 갖는 매트릭스 디코더 |
US10170125B2 (en) | 2013-09-12 | 2019-01-01 | Dolby International Ab | Audio decoding system and audio encoding system |
KR102294767B1 (ko) | 2013-11-27 | 2021-08-27 | 디티에스, 인코포레이티드 | 고채널 카운트 멀티채널 오디오에 대한 멀티플렛 기반 매트릭스 믹싱 |
EP3067887A1 (de) | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiocodierer zur codierung eines mehrkanalsignals und audiodecodierer zur decodierung eines codierten audiosignals |
CN106997768B (zh) * | 2016-01-25 | 2019-12-10 | 电信科学技术研究院 | 一种语音出现概率的计算方法、装置及电子设备 |
EP3246923A1 (de) | 2016-05-20 | 2017-11-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und verfahren zur verarbeitung eines multikanal-audiosignals |
RU2628198C1 (ru) * | 2016-05-23 | 2017-08-15 | Самсунг Электроникс Ко., Лтд. | Способ межканального предсказания и межканальной реконструкции для многоканального видео, снятого устройствами с различными углами зрения |
ES2830954T3 (es) * | 2016-11-08 | 2021-06-07 | Fraunhofer Ges Forschung | Mezclador descendente y método para la mezcla descendente de al menos dos canales y codificador multicanal y decodificador multicanal |
JP6866679B2 (ja) * | 2017-02-20 | 2021-04-28 | 株式会社Jvcケンウッド | 頭外定位処理装置、頭外定位処理方法、及び頭外定位処理プログラム |
JP7385531B2 (ja) * | 2020-06-17 | 2023-11-22 | Toa株式会社 | 音響通信システム、音響送信装置、音響受信装置、プログラムおよび音響信号送信方法 |
CN117476026A (zh) * | 2023-12-26 | 2024-01-30 | 芯瞳半导体技术(山东)有限公司 | 一种多路音频数据混音的方法、系统、装置及存储介质 |
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EP0520068B1 (de) | 1991-01-08 | 1996-05-15 | Dolby Laboratories Licensing Corporation | Kodierer/dekodierer für mehrdimensionale schallfelder |
JP3577798B2 (ja) * | 1995-08-31 | 2004-10-13 | ソニー株式会社 | ヘッドホン装置 |
US5890125A (en) * | 1997-07-16 | 1999-03-30 | Dolby Laboratories Licensing Corporation | Method and apparatus for encoding and decoding multiple audio channels at low bit rates using adaptive selection of encoding method |
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JP3657120B2 (ja) | 1998-07-30 | 2005-06-08 | 株式会社アーニス・サウンド・テクノロジーズ | 左,右両耳用のオーディオ信号を音像定位させるための処理方法 |
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US7006636B2 (en) | 2002-05-24 | 2006-02-28 | Agere Systems Inc. | Coherence-based audio coding and synthesis |
US20030035553A1 (en) | 2001-08-10 | 2003-02-20 | Frank Baumgarte | Backwards-compatible perceptual coding of spatial cues |
TW589815B (en) * | 2002-01-16 | 2004-06-01 | Winbond Electronics Corp | Control method for multi-channel data transmission |
ES2273216T3 (es) * | 2003-02-11 | 2007-05-01 | Koninklijke Philips Electronics N.V. | Codificacion de audio. |
-
2004
- 2004-09-07 US US10/935,061 patent/US7391870B2/en active Active
-
2005
- 2005-05-12 WO PCT/EP2005/005199 patent/WO2006005390A1/en active Application Filing
- 2005-05-12 JP JP2007519630A patent/JP4772043B2/ja active Active
- 2005-05-12 AT AT05740130T patent/ATE556406T1/de active
- 2005-05-12 CA CA2572989A patent/CA2572989C/en active Active
- 2005-05-12 PT PT05740130T patent/PT1774515E/pt unknown
- 2005-05-12 EP EP05740130A patent/EP1774515B1/de active Active
- 2005-05-12 CN CN2005800231310A patent/CN1985303B/zh active Active
- 2005-05-12 RU RU2007104933/09A patent/RU2361185C2/ru active
- 2005-05-12 ES ES05740130T patent/ES2387248T3/es active Active
- 2005-05-12 AU AU2005262025A patent/AU2005262025B2/en active Active
- 2005-05-12 BR BRPI0512763A patent/BRPI0512763B1/pt active IP Right Grant
- 2005-05-12 KR KR1020077000404A patent/KR100908080B1/ko active IP Right Grant
- 2005-07-07 TW TW094122951A patent/TWI305639B/zh active
-
2007
- 2007-01-02 NO NO20070034A patent/NO338725B1/no unknown
- 2007-07-12 HK HK07107471.6A patent/HK1099901A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
CA2572989C (en) | 2011-08-09 |
NO338725B1 (no) | 2016-10-10 |
CN1985303B (zh) | 2011-06-15 |
TWI305639B (en) | 2009-01-21 |
AU2005262025A1 (en) | 2006-01-19 |
US7391870B2 (en) | 2008-06-24 |
EP1774515B1 (de) | 2012-05-02 |
CN1985303A (zh) | 2007-06-20 |
AU2005262025B2 (en) | 2008-10-09 |
HK1099901A1 (en) | 2007-08-24 |
RU2361185C2 (ru) | 2009-07-10 |
PT1774515E (pt) | 2012-08-09 |
JP2008505368A (ja) | 2008-02-21 |
KR20070027692A (ko) | 2007-03-09 |
RU2007104933A (ru) | 2008-08-20 |
KR100908080B1 (ko) | 2009-07-15 |
NO20070034L (no) | 2007-02-06 |
US20060009225A1 (en) | 2006-01-12 |
TW200617884A (en) | 2006-06-01 |
EP1774515A1 (de) | 2007-04-18 |
CA2572989A1 (en) | 2006-01-19 |
BRPI0512763A (pt) | 2008-04-08 |
WO2006005390A1 (en) | 2006-01-19 |
JP4772043B2 (ja) | 2011-09-14 |
BRPI0512763B1 (pt) | 2018-08-28 |
ES2387248T3 (es) | 2012-09-19 |
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