JP2004507904A - 5−2−5マトリックス・エンコーダおよびデコーダ・システム - Google Patents
5−2−5マトリックス・エンコーダおよびデコーダ・システム Download PDFInfo
- Publication number
- JP2004507904A JP2004507904A JP2000509252A JP2000509252A JP2004507904A JP 2004507904 A JP2004507904 A JP 2004507904A JP 2000509252 A JP2000509252 A JP 2000509252A JP 2000509252 A JP2000509252 A JP 2000509252A JP 2004507904 A JP2004507904 A JP 2004507904A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- output
- decoder
- signals
- input
- 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.)
- Withdrawn
Links
Images
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 (3)
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 |
PCT/US1998/018390 WO1999012386A1 (fr) | 1997-09-05 | 1998-09-03 | Systeme de codage et de decodage a matrice 5-2-5 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006149032A Division JP4782614B2 (ja) | 1997-09-05 | 2006-05-29 | デコーダ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004507904A true JP2004507904A (ja) | 2004-03-11 |
JP2004507904A5 JP2004507904A5 (fr) | 2006-01-12 |
Family
ID=26737320
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000509252A Withdrawn JP2004507904A (ja) | 1997-09-05 | 1998-09-03 | 5−2−5マトリックス・エンコーダおよびデコーダ・システム |
JP2006149032A Expired - Lifetime JP4782614B2 (ja) | 1997-09-05 | 2006-05-29 | デコーダ |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006149032A Expired - Lifetime JP4782614B2 (ja) | 1997-09-05 | 2006-05-29 | デコーダ |
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) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007043388A1 (fr) * | 2005-10-07 | 2007-04-19 | Matsushita Electric Industrial Co., Ltd. | Processeur de signaux acoustiques et procede de traitement correspondant |
JP2009532982A (ja) * | 2006-04-04 | 2009-09-10 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | 多重チャンネルオーディオ信号のラウドネス修正 |
Families Citing this family (19)
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 |
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 |
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
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007043388A1 (fr) * | 2005-10-07 | 2007-04-19 | Matsushita Electric Industrial Co., Ltd. | Processeur de signaux acoustiques et procede de traitement correspondant |
US8073703B2 (en) | 2005-10-07 | 2011-12-06 | Panasonic Corporation | Acoustic signal processing apparatus and acoustic signal processing method |
JP2009532982A (ja) * | 2006-04-04 | 2009-09-10 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | 多重チャンネルオーディオ信号のラウドネス修正 |
Also Published As
Publication number | Publication date |
---|---|
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 |
PL338988A1 (en) | 2000-12-04 |
EP1013140A1 (fr) | 2000-06-28 |
JP4782614B2 (ja) | 2011-09-28 |
EP1013140B1 (fr) | 2012-12-05 |
JP2006238498A (ja) | 2006-09-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0923848B1 (fr) | Reproduction sonore a matrice active multicanaux avec separation laterale maximale | |
US11395085B2 (en) | Audio channel spatial translation | |
US6697491B1 (en) | 5-2-5 matrix encoder and decoder system | |
US5870480A (en) | Multichannel active matrix encoder and decoder with maximum lateral separation | |
JP4782614B2 (ja) | デコーダ | |
KR100591008B1 (ko) | 다지향성 오디오 디코딩 | |
EP1790195B1 (fr) | Procede de melange de canaux audio avec des sorties en correlation | |
US8867750B2 (en) | Surround sound virtualizer and method with dynamic range compression | |
KR100677629B1 (ko) | 다채널 음향 신호에 대한 2채널 입체 음향 생성 방법 및장치 | |
WO1992015180A1 (fr) | Systeme de reproduction sonore | |
JP2010178375A (ja) | 5−2−5マトリックス・エンコーダおよびデコーダ・システム | |
MXPA00002235A (en) | 5-2-5 matrix encoder and decoder system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040113 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040114 |
|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20040213 |
|
A524 | Written submission of copy of amendment under section 19 (pct) |
Free format text: JAPANESE INTERMEDIATE CODE: A524 Effective date: 20050217 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050218 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050620 Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20050620 |
|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20050620 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20050620 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20051128 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20060227 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20060306 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20060529 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20070615 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20071015 |
|
A911 | Transfer of reconsideration by examiner before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A911 Effective date: 20071029 |
|
A912 | Removal of reconsideration by examiner before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A912 Effective date: 20080314 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20101006 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20101012 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20101105 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20101110 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20101206 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20101209 |
|
A761 | Written withdrawal of application |
Free format text: JAPANESE INTERMEDIATE CODE: A761 Effective date: 20110617 |