PL338988A1 - Matrix-type 5-2-5 encoder and decoder system - Google Patents
Matrix-type 5-2-5 encoder and decoder systemInfo
- Publication number
- PL338988A1 PL338988A1 PL98338988A PL33898898A PL338988A1 PL 338988 A1 PL338988 A1 PL 338988A1 PL 98338988 A PL98338988 A PL 98338988A PL 33898898 A PL33898898 A PL 33898898A PL 338988 A1 PL338988 A1 PL 338988A1
- Authority
- PL
- Poland
- Prior art keywords
- encoder
- matrix
- type
- decoder system
- decoder
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5816997P | 1997-09-05 | 1997-09-05 | |
US09/146,442 US6697491B1 (en) | 1996-07-19 | 1998-09-03 | 5-2-5 matrix encoder and decoder system |
Publications (1)
Publication Number | Publication Date |
---|---|
PL338988A1 true PL338988A1 (en) | 2000-12-04 |
Family
ID=26737320
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL98338988A PL338988A1 (en) | 1997-09-05 | 1998-09-03 | Matrix-type 5-2-5 encoder and decoder system |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1013140B1 (fr) |
JP (2) | JP2004507904A (fr) |
CN (1) | CN1214690C (fr) |
AU (1) | AU750877C (fr) |
PL (1) | PL338988A1 (fr) |
WO (1) | WO1999012386A1 (fr) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6154660A (en) * | 1998-07-21 | 2000-11-28 | Ericsson Inc. | Callee-based telephone line preselection |
US6442278B1 (en) * | 1999-06-15 | 2002-08-27 | Hearing Enhancement Company, Llc | Voice-to-remaining audio (VRA) interactive center channel downmix |
KR100923297B1 (ko) * | 2002-12-14 | 2009-10-23 | 삼성전자주식회사 | 스테레오 오디오 부호화 방법, 그 장치, 복호화 방법 및그 장치 |
JP4431568B2 (ja) * | 2003-02-11 | 2010-03-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 音声符号化 |
JP3915804B2 (ja) * | 2004-08-26 | 2007-05-16 | ヤマハ株式会社 | オーディオ再生装置 |
TWI397903B (zh) * | 2005-04-13 | 2013-06-01 | Dolby Lab Licensing Corp | 編碼音訊之節約音量測量技術 |
WO2006132857A2 (fr) * | 2005-06-03 | 2006-12-14 | Dolby Laboratories Licensing Corporation | Appareil et procede permettant de coder des signaux audio a l'aide d'instructions de decodage |
KR100841332B1 (ko) * | 2005-07-29 | 2008-06-25 | 엘지전자 주식회사 | 분할 정보를 시그널링 하는 방법 |
US8073703B2 (en) | 2005-10-07 | 2011-12-06 | Panasonic Corporation | Acoustic signal processing apparatus and acoustic signal processing method |
TWI420918B (zh) * | 2005-12-02 | 2013-12-21 | Dolby Lab Licensing Corp | 低複雜度音訊矩陣解碼器 |
EP2002425B1 (fr) * | 2006-04-03 | 2016-06-22 | Lg Electronics Inc. | Codeur de signaux audio et décodeur de signaux audio |
TWI517562B (zh) * | 2006-04-04 | 2016-01-11 | 杜比實驗室特許公司 | 用於將多聲道音訊信號之全面感知響度縮放一期望量的方法、裝置及電腦程式 |
US8660280B2 (en) | 2007-11-28 | 2014-02-25 | Qualcomm Incorporated | Methods and apparatus for providing a distinct perceptual location for an audio source within an audio mixture |
US8515106B2 (en) | 2007-11-28 | 2013-08-20 | Qualcomm Incorporated | Methods and apparatus for providing an interface to a processing engine that utilizes intelligent audio mixing techniques |
JP5341983B2 (ja) | 2008-04-18 | 2013-11-13 | ドルビー ラボラトリーズ ライセンシング コーポレイション | サラウンド体験に対する影響を最小限にしてマルチチャンネルオーディオにおけるスピーチの聴覚性を維持するための方法及び装置 |
ES2425814T3 (es) * | 2008-08-13 | 2013-10-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato para determinar una señal de audio espacial convertida |
TWI413109B (zh) | 2008-10-01 | 2013-10-21 | Dolby Lab Licensing Corp | 用於上混系統之解相關器 |
KR101600352B1 (ko) | 2008-10-30 | 2016-03-07 | 삼성전자주식회사 | 멀티 채널 신호의 부호화/복호화 장치 및 방법 |
CN103000179B (zh) * | 2011-09-16 | 2014-11-12 | 中国科学院声学研究所 | 一种多通道音频编解码系统及其方法 |
CN104160442B (zh) * | 2012-02-24 | 2016-10-12 | 杜比国际公司 | 音频处理 |
CN108206021B (zh) * | 2016-12-16 | 2020-12-18 | 南京青衿信息科技有限公司 | 一种后向兼容式三维声编码器、解码器及其编解码方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4152542A (en) * | 1971-10-06 | 1979-05-01 | Cooper Duane P | Multichannel matrix logic and encoding systems |
JPS5248001B2 (fr) * | 1973-08-20 | 1977-12-07 | ||
US4862502A (en) * | 1988-01-06 | 1989-08-29 | Lexicon, Inc. | Sound reproduction |
JP2647991B2 (ja) * | 1990-04-26 | 1997-08-27 | 三洋電機株式会社 | 方向性強調を有するオーディオ信号処理装置 |
US5504819A (en) * | 1990-06-08 | 1996-04-02 | Harman International Industries, Inc. | Surround sound processor with improved control voltage generator |
US5172415A (en) * | 1990-06-08 | 1992-12-15 | Fosgate James W | Surround processor |
US5136650A (en) * | 1991-01-09 | 1992-08-04 | Lexicon, Inc. | Sound reproduction |
GB9103207D0 (en) * | 1991-02-15 | 1991-04-03 | Gerzon Michael A | Stereophonic sound reproduction system |
JPH0560098U (ja) * | 1992-01-09 | 1993-08-06 | 三洋電機株式会社 | 音声信号処理装置 |
US5796844A (en) * | 1996-07-19 | 1998-08-18 | Lexicon | Multichannel active matrix sound reproduction with maximum lateral separation |
-
1998
- 1998-09-03 WO PCT/US1998/018390 patent/WO1999012386A1/fr not_active Application Discontinuation
- 1998-09-03 AU AU93026/98A patent/AU750877C/en not_active Ceased
- 1998-09-03 EP EP98945881A patent/EP1013140B1/fr not_active Expired - Lifetime
- 1998-09-03 JP JP2000509252A patent/JP2004507904A/ja not_active Withdrawn
- 1998-09-03 PL PL98338988A patent/PL338988A1/xx unknown
- 1998-09-03 CN CNB988109131A patent/CN1214690C/zh not_active Expired - Lifetime
-
2006
- 2006-05-29 JP JP2006149032A patent/JP4782614B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2004507904A (ja) | 2004-03-11 |
AU750877C (en) | 2004-04-29 |
AU750877B2 (en) | 2002-08-01 |
WO1999012386A9 (fr) | 2004-10-21 |
EP1013140A4 (fr) | 2003-05-07 |
WO1999012386A1 (fr) | 1999-03-11 |
CN1214690C (zh) | 2005-08-10 |
CN1278996A (zh) | 2001-01-03 |
AU9302698A (en) | 1999-03-22 |
EP1013140A1 (fr) | 2000-06-28 |
JP4782614B2 (ja) | 2011-09-28 |
EP1013140B1 (fr) | 2012-12-05 |
JP2006238498A (ja) | 2006-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
DISC | Decisions on discontinuance of the proceedings (taken after the publication of the particulars of the applications) |