FR2666473B1 - Procede et appareil pour ameliorer la qualite de la restitution d'une ambiance sonore en stereophonie. - Google Patents

Procede et appareil pour ameliorer la qualite de la restitution d'une ambiance sonore en stereophonie.

Info

Publication number
FR2666473B1
FR2666473B1 FR9010979A FR9010979A FR2666473B1 FR 2666473 B1 FR2666473 B1 FR 2666473B1 FR 9010979 A FR9010979 A FR 9010979A FR 9010979 A FR9010979 A FR 9010979A FR 2666473 B1 FR2666473 B1 FR 2666473B1
Authority
FR
France
Prior art keywords
stereophony
restoration
improving
quality
sound environment
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.)
Expired - Fee Related
Application number
FR9010979A
Other languages
English (en)
Other versions
FR2666473A1 (fr
Inventor
Piccaluga Pierre
Perrichon Claude Annie
Augros Andre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PERRICHON CLAUDE
Original Assignee
PERRICHON CLAUDE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by PERRICHON CLAUDE filed Critical PERRICHON CLAUDE
Priority to FR9010979A priority Critical patent/FR2666473B1/fr
Priority to EP91402349A priority patent/EP0474548A1/fr
Priority to CA002050622A priority patent/CA2050622A1/fr
Priority to KR1019910015413A priority patent/KR920007490A/ko
Priority to JP3224055A priority patent/JPH06121397A/ja
Publication of FR2666473A1 publication Critical patent/FR2666473A1/fr
Application granted granted Critical
Publication of FR2666473B1 publication Critical patent/FR2666473B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Stereophonic System (AREA)
  • Filters That Use Time-Delay Elements (AREA)
FR9010979A 1990-09-04 1990-09-04 Procede et appareil pour ameliorer la qualite de la restitution d'une ambiance sonore en stereophonie. Expired - Fee Related FR2666473B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9010979A FR2666473B1 (fr) 1990-09-04 1990-09-04 Procede et appareil pour ameliorer la qualite de la restitution d'une ambiance sonore en stereophonie.
EP91402349A EP0474548A1 (fr) 1990-09-04 1991-09-03 Procédé et appareil pour améliorer la qualité de la restitution d'une ambiance sonore en stéréophonie
CA002050622A CA2050622A1 (fr) 1990-09-04 1991-09-04 Procede et appareil pour ameliorer la qualite de la restitution d'une ambiance sonore en stereophonie
KR1019910015413A KR920007490A (ko) 1990-09-04 1991-09-04 스테레오음향환경의 재구성의 품질을 개선하기 위한 처리방법 및 그 장치
JP3224055A JPH06121397A (ja) 1990-09-04 1991-09-04 ステレオの音響環境の再生の音質を改善する方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9010979A FR2666473B1 (fr) 1990-09-04 1990-09-04 Procede et appareil pour ameliorer la qualite de la restitution d'une ambiance sonore en stereophonie.

Publications (2)

Publication Number Publication Date
FR2666473A1 FR2666473A1 (fr) 1992-03-06
FR2666473B1 true FR2666473B1 (fr) 1993-07-30

Family

ID=9400056

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9010979A Expired - Fee Related FR2666473B1 (fr) 1990-09-04 1990-09-04 Procede et appareil pour ameliorer la qualite de la restitution d'une ambiance sonore en stereophonie.

Country Status (5)

Country Link
EP (1) EP0474548A1 (fr)
JP (1) JPH06121397A (fr)
KR (1) KR920007490A (fr)
CA (1) CA2050622A1 (fr)
FR (1) FR2666473B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2691867B1 (fr) * 1992-06-02 1995-10-20 Thouzery Jean Procede pour repartir spatialement une source sonore monophonique.
US5487113A (en) * 1993-11-12 1996-01-23 Spheric Audio Laboratories, Inc. Method and apparatus for generating audiospatial effects
FR2746247B1 (fr) * 1996-03-14 2002-04-05 Systeme electronique programmable restituant des effets de deplacement expressif de sources sonores et de perception tri-dimentionnelle

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2394222A1 (fr) * 1977-06-08 1979-01-05 Cote Georges Ensemble acoustique a effet spatial ameliore
JPS63224599A (ja) * 1987-03-13 1988-09-19 Asa Plan:Kk ステレオ処理装置

Also Published As

Publication number Publication date
EP0474548A1 (fr) 1992-03-11
KR920007490A (ko) 1992-04-28
FR2666473A1 (fr) 1992-03-06
CA2050622A1 (fr) 1992-03-05
JPH06121397A (ja) 1994-04-28

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FR2666473B1 (fr) Procede et appareil pour ameliorer la qualite de la restitution d'une ambiance sonore en stereophonie.

Legal Events

Date Code Title Description
CL Concession to grant licences
ST Notification of lapse