HK1073963A1 - Audio channel spatial translation - Google Patents
Audio channel spatial translationInfo
- Publication number
- HK1073963A1 HK1073963A1 HK05106538A HK05106538A HK1073963A1 HK 1073963 A1 HK1073963 A1 HK 1073963A1 HK 05106538 A HK05106538 A HK 05106538A HK 05106538 A HK05106538 A HK 05106538A HK 1073963 A1 HK1073963 A1 HK 1073963A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- input signals
- correlation
- signals
- compact
- audio channel
- Prior art date
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
- H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Analysis (AREA)
- Algebra (AREA)
- Stereophonic System (AREA)
- Machine Translation (AREA)
- Stereo-Broadcasting Methods (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40198302P | 2002-08-07 | 2002-08-07 | |
PCT/US2003/024570 WO2004019656A2 (en) | 2001-02-07 | 2003-08-06 | Audio channel spatial translation |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1073963A1 true HK1073963A1 (en) | 2005-10-21 |
Family
ID=33489220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK05106538A HK1073963A1 (en) | 2002-08-07 | 2005-08-01 | Audio channel spatial translation |
Country Status (17)
Country | Link |
---|---|
EP (1) | EP1527655B1 (es) |
JP (1) | JP4434951B2 (es) |
KR (1) | KR100988293B1 (es) |
CN (1) | CN1672464B (es) |
AT (1) | ATE341923T1 (es) |
AU (1) | AU2003278704B2 (es) |
BR (2) | BR0305746A (es) |
CA (1) | CA2494454C (es) |
DE (1) | DE60308876T2 (es) |
DK (1) | DK1527655T3 (es) |
ES (1) | ES2271654T3 (es) |
HK (1) | HK1073963A1 (es) |
IL (1) | IL165941A (es) |
MX (1) | MXPA05001413A (es) |
MY (1) | MY139849A (es) |
PL (1) | PL373120A1 (es) |
TW (1) | TWI315828B (es) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7508947B2 (en) * | 2004-08-03 | 2009-03-24 | Dolby Laboratories Licensing Corporation | Method for combining audio signals using auditory scene analysis |
MX2007005027A (es) | 2004-10-26 | 2007-06-19 | Dolby Lab Licensing Corp | Calculo y ajuste de la sonoridad percibida y/o el balance espectral percibido de una senal de audio. |
CN101065988B (zh) * | 2004-11-23 | 2011-03-02 | 皇家飞利浦电子股份有限公司 | 处理音频数据的设备和方法 |
TWI397901B (zh) * | 2004-12-21 | 2013-06-01 | Dolby Lab Licensing Corp | 控制音訊信號比響度特性之方法及其相關裝置與電腦程式 |
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 |
WO2007004829A2 (en) | 2005-06-30 | 2007-01-11 | Lg Electronics Inc. | Apparatus for encoding and decoding audio signal and method thereof |
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 |
US8082157B2 (en) | 2005-06-30 | 2011-12-20 | Lg Electronics Inc. | Apparatus for encoding and decoding audio signal and method thereof |
KR20080049735A (ko) | 2005-08-30 | 2008-06-04 | 엘지전자 주식회사 | 오디오 신호의 디코딩 방법 및 장치 |
WO2007055463A1 (en) | 2005-08-30 | 2007-05-18 | Lg Electronics Inc. | Apparatus for encoding and decoding audio signal and method thereof |
US8577483B2 (en) | 2005-08-30 | 2013-11-05 | Lg Electronics, Inc. | Method for decoding an audio signal |
US7788107B2 (en) | 2005-08-30 | 2010-08-31 | Lg Electronics Inc. | Method for decoding an audio signal |
US7751485B2 (en) | 2005-10-05 | 2010-07-06 | Lg Electronics Inc. | Signal processing using pilot based coding |
KR100857120B1 (ko) | 2005-10-05 | 2008-09-05 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치 |
US7672379B2 (en) | 2005-10-05 | 2010-03-02 | Lg Electronics Inc. | Audio signal processing, encoding, and decoding |
US7646319B2 (en) | 2005-10-05 | 2010-01-12 | Lg Electronics Inc. | Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
US8068569B2 (en) | 2005-10-05 | 2011-11-29 | Lg Electronics, Inc. | Method and apparatus for signal processing and encoding and decoding |
US7696907B2 (en) | 2005-10-05 | 2010-04-13 | Lg Electronics Inc. | Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
WO2007040361A1 (en) | 2005-10-05 | 2007-04-12 | Lg Electronics Inc. | Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
US7742913B2 (en) | 2005-10-24 | 2010-06-22 | Lg Electronics Inc. | Removing time delays in signal paths |
US7965848B2 (en) | 2006-03-29 | 2011-06-21 | Dolby International Ab | Reduced number of channels decoding |
JP5366104B2 (ja) * | 2008-06-26 | 2013-12-11 | オランジュ | マルチチャネル・オーディオ信号の空間合成 |
EP2398257B1 (en) * | 2008-12-18 | 2017-05-10 | Dolby Laboratories Licensing Corporation | Audio channel spatial translation |
US9197978B2 (en) * | 2009-03-31 | 2015-11-24 | Panasonic Intellectual Property Management Co., Ltd. | Sound reproduction apparatus and sound reproduction method |
CN101527874B (zh) * | 2009-04-28 | 2011-03-23 | 张勤 | 一种动声声场系统 |
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 |
US9008338B2 (en) * | 2010-09-30 | 2015-04-14 | Panasonic Intellectual Property Management Co., Ltd. | Audio reproduction apparatus and audio reproduction method |
SG11201403493XA (en) * | 2012-03-22 | 2014-07-30 | Dirac Res Ab | Audio precompensation controller design using a variable set of support loudspeakers |
EP2830051A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
EP2830335A3 (en) | 2013-07-22 | 2015-02-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method, and computer program for mapping first and second input channels to at least one output channel |
RU2708441C2 (ru) * | 2015-06-24 | 2019-12-06 | Сони Корпорейшн | Устройство, способ и программа аудиообработки |
CN106604199B (zh) * | 2016-12-23 | 2018-09-18 | 湖南国科微电子股份有限公司 | 一种数字音频信号的矩阵处理方法及装置 |
US11019449B2 (en) * | 2018-10-06 | 2021-05-25 | Qualcomm Incorporated | Six degrees of freedom and three degrees of freedom backward compatibility |
CA3122164C (en) | 2018-12-07 | 2024-01-02 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus, method and computer program for encoding, decoding, scene processing and other procedures related to dirac based spatial audio coding using diffuse compensation |
TWI740206B (zh) * | 2019-09-16 | 2021-09-21 | 宏碁股份有限公司 | 訊號量測的校正系統及其校正方法 |
CN114327040A (zh) * | 2021-11-25 | 2022-04-12 | 歌尔股份有限公司 | 振动信号生成方法、装置、电子设备及存储介质 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5659619A (en) * | 1994-05-11 | 1997-08-19 | Aureal Semiconductor, Inc. | Three-dimensional virtual audio display employing reduced complexity imaging filters |
US6009179A (en) * | 1997-01-24 | 1999-12-28 | Sony Corporation | Method and apparatus for electronically embedding directional cues in two channels of sound |
US6072878A (en) * | 1997-09-24 | 2000-06-06 | Sonic Solutions | Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics |
AUPP271598A0 (en) * | 1998-03-31 | 1998-04-23 | Lake Dsp Pty Limited | Headtracked processing for headtracked playback of audio signals |
EP1054575A3 (en) * | 1999-05-17 | 2002-09-18 | Bose Corporation | Directional decoding |
-
2003
- 2003-08-06 ES ES03770229T patent/ES2271654T3/es not_active Expired - Lifetime
- 2003-08-06 DK DK03770229T patent/DK1527655T3/da active
- 2003-08-06 PL PL03373120A patent/PL373120A1/xx unknown
- 2003-08-06 CA CA2494454A patent/CA2494454C/en not_active Expired - Lifetime
- 2003-08-06 TW TW092121482A patent/TWI315828B/zh not_active IP Right Cessation
- 2003-08-06 EP EP03770229A patent/EP1527655B1/en not_active Expired - Lifetime
- 2003-08-06 JP JP2004530877A patent/JP4434951B2/ja not_active Expired - Lifetime
- 2003-08-06 AT AT03770229T patent/ATE341923T1/de active
- 2003-08-06 MX MXPA05001413A patent/MXPA05001413A/es active IP Right Grant
- 2003-08-06 BR BR0305746-1A patent/BR0305746A/pt active IP Right Grant
- 2003-08-06 KR KR1020057002087A patent/KR100988293B1/ko active IP Right Grant
- 2003-08-06 DE DE60308876T patent/DE60308876T2/de not_active Expired - Lifetime
- 2003-08-06 BR BRPI0305746-1A patent/BRPI0305746B1/pt unknown
- 2003-08-06 CN CN03817877XA patent/CN1672464B/zh not_active Expired - Lifetime
- 2003-08-06 MY MYPI20032976A patent/MY139849A/en unknown
- 2003-08-06 AU AU2003278704A patent/AU2003278704B2/en not_active Expired
-
2004
- 2004-12-22 IL IL165941A patent/IL165941A/en active IP Right Grant
-
2005
- 2005-08-01 HK HK05106538A patent/HK1073963A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IL165941A (en) | 2010-06-30 |
IL165941A0 (en) | 2006-01-15 |
AU2003278704A1 (en) | 2004-03-11 |
AU2003278704B2 (en) | 2009-04-23 |
DE60308876D1 (de) | 2006-11-16 |
BRPI0305746B1 (pt) | 2018-03-20 |
TWI315828B (en) | 2009-10-11 |
EP1527655A2 (en) | 2005-05-04 |
BR0305746A (pt) | 2004-12-07 |
EP1527655B1 (en) | 2006-10-04 |
JP4434951B2 (ja) | 2010-03-17 |
KR100988293B1 (ko) | 2010-10-18 |
KR20050035878A (ko) | 2005-04-19 |
PL373120A1 (en) | 2005-08-08 |
MY139849A (en) | 2009-11-30 |
CN1672464B (zh) | 2010-07-28 |
CA2494454A1 (en) | 2004-03-04 |
DE60308876T2 (de) | 2007-03-01 |
ATE341923T1 (de) | 2006-10-15 |
ES2271654T3 (es) | 2007-04-16 |
JP2005535266A (ja) | 2005-11-17 |
CN1672464A (zh) | 2005-09-21 |
MXPA05001413A (es) | 2005-06-06 |
CA2494454C (en) | 2013-10-01 |
TW200404222A (en) | 2004-03-16 |
DK1527655T3 (da) | 2007-01-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI315828B (en) | Audio channel spatial translation | |
WO2004019656A3 (en) | Audio channel spatial translation | |
WO2002063925A3 (en) | Audio channel translation | |
PL1621047T3 (pl) | Generowanie sygnału audio | |
WO2005002278A3 (en) | Multi-channel sound processing systems | |
GB2442169A (en) | Compact surround-sound effects system | |
ATE444549T1 (de) | Tonkanalkonvertierung | |
WO2003093950A3 (en) | Localized audio networks and associated digital accessories | |
DE69832595D1 (de) | Mehrweg-audiodekoder | |
PL1618763T3 (pl) | Synteza sygnału audio | |
TW200625239A (en) | Methods and systems to control electronic display brightness | |
WO2016183379A3 (en) | Generation and playback of near-field audio content | |
EP1777990A3 (en) | Multi-channel audio system | |
WO2003103337A3 (en) | METHODS AND APPARATUS FOR GENERATING SUBHARMONICS, STEREO EXPANSION AND DISTORTION | |
ATE513412T1 (de) | Mikrofonschaltung mit einstellbarem richtmuster zur verringerung von lautsprecherrükkopplung und betriebsverfahren dafür | |
EP1463379A3 (en) | Sound-field setting system | |
WO2006076926A3 (en) | Audio processor for narrow-spaced loudspeaker reproduction | |
WO2018193162A3 (en) | Audio signal generation for spatial audio mixing | |
SG124287A1 (en) | Adaptive early exit techniques for minimum distortion calculation in image correlation | |
AU2003247408A1 (en) | Time delay estimation for equalisation | |
KR100852642B1 (ko) | 음 지연과 레벨 감쇄를 통한 서라운드 입체음향 시스템 및그 구현방법 | |
CN219938515U (zh) | 一种双声道定向发声装置 | |
JP2635684B2 (ja) | ステレオ音声伝送システム | |
CN200941684Y (zh) | 一种系统组合音响 | |
EP1360975A3 (en) | Racket |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE | Patent expired |
Effective date: 20230805 |