FR2681717B1 - Dispositif audio-visuel muni d'une cellule de detection de la position du casque d'ecoute. - Google Patents

Dispositif audio-visuel muni d'une cellule de detection de la position du casque d'ecoute.

Info

Publication number
FR2681717B1
FR2681717B1 FR9111950A FR9111950A FR2681717B1 FR 2681717 B1 FR2681717 B1 FR 2681717B1 FR 9111950 A FR9111950 A FR 9111950A FR 9111950 A FR9111950 A FR 9111950A FR 2681717 B1 FR2681717 B1 FR 2681717B1
Authority
FR
France
Prior art keywords
headphones
audio
cell
detecting
device provided
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
FR9111950A
Other languages
English (en)
Other versions
FR2681717A1 (fr
Inventor
Denis Point
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.)
SOGELEC SARL
Original Assignee
SOGELEC SARL
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 SOGELEC SARL filed Critical SOGELEC SARL
Priority to FR9111950A priority Critical patent/FR2681717B1/fr
Publication of FR2681717A1 publication Critical patent/FR2681717A1/fr
Application granted granted Critical
Publication of FR2681717B1 publication Critical patent/FR2681717B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
    • G09F2027/001—Comprising a presence or proximity detector

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Sources (AREA)
FR9111950A 1991-09-23 1991-09-23 Dispositif audio-visuel muni d'une cellule de detection de la position du casque d'ecoute. Expired - Fee Related FR2681717B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9111950A FR2681717B1 (fr) 1991-09-23 1991-09-23 Dispositif audio-visuel muni d'une cellule de detection de la position du casque d'ecoute.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9111950A FR2681717B1 (fr) 1991-09-23 1991-09-23 Dispositif audio-visuel muni d'une cellule de detection de la position du casque d'ecoute.

Publications (2)

Publication Number Publication Date
FR2681717A1 FR2681717A1 (fr) 1993-03-26
FR2681717B1 true FR2681717B1 (fr) 1995-12-22

Family

ID=9417380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9111950A Expired - Fee Related FR2681717B1 (fr) 1991-09-23 1991-09-23 Dispositif audio-visuel muni d'une cellule de detection de la position du casque d'ecoute.

Country Status (1)

Country Link
FR (1) FR2681717B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2016784B (en) * 1978-01-26 1982-05-06 Shinano Kikaku Co Ltd Audio-visual teaching machine
JPS63114488A (ja) * 1986-10-31 1988-05-19 Seiko Epson Corp 座席取付式液晶テレビのスイツチ機構
CA1280229C (fr) * 1988-04-29 1991-02-12 Michael Jamil Wakim Interrupteur a infrarouge pour telephone
GB2234881B (en) * 1989-08-03 1993-09-15 Plessey Co Plc Noise reduction system
DE4011134C2 (de) * 1989-08-25 1995-08-24 Nsm Ag Wiedergabegerät für das Abspielen von Schallplatten bzw. Kompaktplatten
DE9003926U1 (fr) * 1990-04-04 1991-08-01 Sita Daten- Und Kommunikations Gmbh, 2080 Pinneberg, De

Also Published As

Publication number Publication date
FR2681717A1 (fr) 1993-03-26

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse