FR2954654B1 - Procede de generation de signaux de son surround gauche et droit a partir d'un signal de son stereo - Google Patents
Procede de generation de signaux de son surround gauche et droit a partir d'un signal de son stereoInfo
- Publication number
- FR2954654B1 FR2954654B1 FR0959554A FR0959554A FR2954654B1 FR 2954654 B1 FR2954654 B1 FR 2954654B1 FR 0959554 A FR0959554 A FR 0959554A FR 0959554 A FR0959554 A FR 0959554A FR 2954654 B1 FR2954654 B1 FR 2954654B1
- Authority
- FR
- France
- Prior art keywords
- right surround
- signal
- generating left
- signals
- sound stereo
- 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.)
- Active
Links
Classifications
-
- 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0959554A FR2954654B1 (fr) | 2009-12-23 | 2009-12-23 | Procede de generation de signaux de son surround gauche et droit a partir d'un signal de son stereo |
PCT/FR2010/052864 WO2011077040A1 (fr) | 2009-12-23 | 2010-12-21 | Procede de generation de signaux de son surround gauche et droit a partir d'un signal de son stereo |
EP10807709.0A EP2517485B1 (fr) | 2009-12-23 | 2010-12-21 | Procede de generation de signaux de son surround gauche et droit a partir d'un signal de son stereo |
KR1020127019526A KR101753929B1 (ko) | 2009-12-23 | 2010-12-21 | 스테레오 사운드 신호에 기초하여 좌측 및 우측 서라운드 사운드 신호들을 발생하는 방법 |
US13/518,923 US9204237B2 (en) | 2009-12-23 | 2010-12-21 | Method of generating left and right surround signals from a stereo sound signal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0959554A FR2954654B1 (fr) | 2009-12-23 | 2009-12-23 | Procede de generation de signaux de son surround gauche et droit a partir d'un signal de son stereo |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2954654A1 FR2954654A1 (fr) | 2011-06-24 |
FR2954654B1 true FR2954654B1 (fr) | 2012-10-12 |
Family
ID=42313478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0959554A Active FR2954654B1 (fr) | 2009-12-23 | 2009-12-23 | Procede de generation de signaux de son surround gauche et droit a partir d'un signal de son stereo |
Country Status (5)
Country | Link |
---|---|
US (1) | US9204237B2 (fr) |
EP (1) | EP2517485B1 (fr) |
KR (1) | KR101753929B1 (fr) |
FR (1) | FR2954654B1 (fr) |
WO (1) | WO2011077040A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023118078A1 (fr) | 2021-12-20 | 2023-06-29 | Dirac Research Ab | Traitement audio multicanal pour des applications de mixage élévateur/remixage/mixage réducteur |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7714502A (nl) * | 1977-12-29 | 1979-07-03 | Philips Nv | Kunstmatige nagalminrichting voor audiofrequen- te trillingen. |
NL7903195A (nl) * | 1979-04-24 | 1980-10-28 | Philips Nv | Inrichting voor kunstmatige nagalm. |
JPS62258599A (ja) * | 1986-04-28 | 1987-11-11 | Fujitsu Ten Ltd | 車載用サラウンド装置 |
JPS64900A (en) * | 1987-06-23 | 1989-01-05 | Yamaha Corp | Sound field control circuit |
JP2512038B2 (ja) * | 1987-12-01 | 1996-07-03 | 松下電器産業株式会社 | 音場再生装置 |
JP2580774B2 (ja) * | 1989-05-15 | 1997-02-12 | ヤマハ株式会社 | 楽音合成装置 |
GB9211756D0 (en) * | 1992-06-03 | 1992-07-15 | Gerzon Michael A | Stereophonic directional dispersion method |
JP2871387B2 (ja) * | 1992-07-27 | 1999-03-17 | ヤマハ株式会社 | 音像定位装置 |
JP2727883B2 (ja) * | 1992-08-20 | 1998-03-18 | ヤマハ株式会社 | 楽音合成装置 |
US5641931A (en) * | 1994-03-31 | 1997-06-24 | Yamaha Corporation | Digital sound synthesizing device using a closed wave guide network with interpolation |
US5708718A (en) * | 1996-02-22 | 1998-01-13 | Sounds' So Real Accessories, Inc. | Surround sound processor system |
US5970153A (en) * | 1997-05-16 | 1999-10-19 | Harman Motive, Inc. | Stereo spatial enhancement system |
JP3792845B2 (ja) | 1997-07-24 | 2006-07-05 | キヤノン株式会社 | 光学装置 |
US6175631B1 (en) * | 1999-07-09 | 2001-01-16 | Stephen A. Davis | Method and apparatus for decorrelating audio signals |
US7149314B2 (en) * | 2000-12-04 | 2006-12-12 | Creative Technology Ltd | Reverberation processor based on absorbent all-pass filters |
AU2002305342A1 (en) * | 2001-05-03 | 2002-11-18 | Harman International Industries, Incorporated | System for transitioning from stereo to simulated surround sound |
JP4414905B2 (ja) * | 2005-02-03 | 2010-02-17 | アルパイン株式会社 | オーディオ装置 |
FR2886503B1 (fr) | 2005-05-27 | 2007-08-24 | Arkamys Sa | Procede pour produire plus de deux signaux electriques temporels distincts a partir d'un premier et d'un deuxieme signal electrique temporel |
JP4946148B2 (ja) * | 2006-04-19 | 2012-06-06 | ソニー株式会社 | 音声信号処理装置、音声信号処理方法及び音声信号処理プログラム |
JP4841324B2 (ja) * | 2006-06-14 | 2011-12-21 | アルパイン株式会社 | サラウンド生成装置 |
US20100303245A1 (en) * | 2009-05-29 | 2010-12-02 | Stmicroelectronics, Inc. | Diffusing acoustical crosstalk |
JP5481943B2 (ja) | 2009-06-01 | 2014-04-23 | 日本テキサス・インスツルメンツ株式会社 | 微粒子感知装置 |
-
2009
- 2009-12-23 FR FR0959554A patent/FR2954654B1/fr active Active
-
2010
- 2010-12-21 KR KR1020127019526A patent/KR101753929B1/ko active IP Right Grant
- 2010-12-21 WO PCT/FR2010/052864 patent/WO2011077040A1/fr active Application Filing
- 2010-12-21 EP EP10807709.0A patent/EP2517485B1/fr active Active
- 2010-12-21 US US13/518,923 patent/US9204237B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US9204237B2 (en) | 2015-12-01 |
KR101753929B1 (ko) | 2017-07-04 |
US20120263327A1 (en) | 2012-10-18 |
EP2517485A1 (fr) | 2012-10-31 |
EP2517485B1 (fr) | 2014-10-15 |
FR2954654A1 (fr) | 2011-06-24 |
WO2011077040A1 (fr) | 2011-06-30 |
KR20120120257A (ko) | 2012-11-01 |
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