FR2679091B1 - Procede et dispositif d'insertion d'un signal audio dans un signal video, et procede et dispositif de traitement inverse. - Google Patents

Procede et dispositif d'insertion d'un signal audio dans un signal video, et procede et dispositif de traitement inverse.

Info

Publication number
FR2679091B1
FR2679091B1 FR9108932A FR9108932A FR2679091B1 FR 2679091 B1 FR2679091 B1 FR 2679091B1 FR 9108932 A FR9108932 A FR 9108932A FR 9108932 A FR9108932 A FR 9108932A FR 2679091 B1 FR2679091 B1 FR 2679091B1
Authority
FR
France
Prior art keywords
reverse processing
video signal
audio signal
signal
audio
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
FR9108932A
Other languages
English (en)
Other versions
FR2679091A1 (fr
Inventor
Jean-Louis Tournier
Michel Cattoen
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.)
Institut National Polytechnique de Toulouse INPT
Original Assignee
Institut National Polytechnique de Toulouse INPT
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 Institut National Polytechnique de Toulouse INPT filed Critical Institut National Polytechnique de Toulouse INPT
Priority to FR9108932A priority Critical patent/FR2679091B1/fr
Priority to PCT/FR1992/000676 priority patent/WO1993001684A1/fr
Priority to EP92916225A priority patent/EP0594774A1/fr
Publication of FR2679091A1 publication Critical patent/FR2679091A1/fr
Application granted granted Critical
Publication of FR2679091B1 publication Critical patent/FR2679091B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
    • H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
    • H04N7/0881—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital the signal being time-compressed before its insertion and subsequently decompressed at reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
FR9108932A 1991-07-12 1991-07-12 Procede et dispositif d'insertion d'un signal audio dans un signal video, et procede et dispositif de traitement inverse. Expired - Fee Related FR2679091B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9108932A FR2679091B1 (fr) 1991-07-12 1991-07-12 Procede et dispositif d'insertion d'un signal audio dans un signal video, et procede et dispositif de traitement inverse.
PCT/FR1992/000676 WO1993001684A1 (fr) 1991-07-12 1992-07-10 Systeme video pour engendrer ou traiter un signal video representatif d'une image mobile et d'informations associees, en particulier image mobile sonorisee
EP92916225A EP0594774A1 (fr) 1991-07-12 1992-07-10 Systeme video pour engendrer ou traiter un signal video representatif d'une image mobile et d'informations associees, en particulier image mobile sonorisee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9108932A FR2679091B1 (fr) 1991-07-12 1991-07-12 Procede et dispositif d'insertion d'un signal audio dans un signal video, et procede et dispositif de traitement inverse.

Publications (2)

Publication Number Publication Date
FR2679091A1 FR2679091A1 (fr) 1993-01-15
FR2679091B1 true FR2679091B1 (fr) 1994-05-06

Family

ID=9415137

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9108932A Expired - Fee Related FR2679091B1 (fr) 1991-07-12 1991-07-12 Procede et dispositif d'insertion d'un signal audio dans un signal video, et procede et dispositif de traitement inverse.

Country Status (3)

Country Link
EP (1) EP0594774A1 (fr)
FR (1) FR2679091B1 (fr)
WO (1) WO1993001684A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19513245A1 (de) * 1995-04-07 1996-10-10 Leifheit Ag Handgriff für Küchenarbeitsgerät

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3789137A (en) * 1972-04-07 1974-01-29 Westinghouse Electric Corp Time compression of audio signals
DE2901034C3 (de) * 1979-01-12 1984-08-09 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig & Co KG, 8510 Fürth Verfahren und Schaltungsanordnung zur Komprimierung und Dekomprimierung von Analogsignalen in digitaler Form
US4266243A (en) * 1979-04-25 1981-05-05 Westinghouse Electric Corp. Scrambling system for television sound signals
FR2505593A1 (fr) * 1981-05-11 1982-11-12 Westinghouse Electric Corp Systeme video combine avec des canaux de son multiples
FR2654886B1 (fr) * 1989-11-21 1996-09-13 France Etat Procede de multiplexage d'un signal de sequences sonores dans un signal d'image video destine a etre enregistre sur un videodisque et systeme de restitution associe.

Also Published As

Publication number Publication date
FR2679091A1 (fr) 1993-01-15
WO1993001684A1 (fr) 1993-01-21
EP0594774A1 (fr) 1994-05-04

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Legal Events

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ST Notification of lapse