FR2533782B1 - Equipements d'enregistrement et de lecture de donnees numeriques sur videodisque analogique, munis de moyens de protection contre les erreurs - Google Patents

Equipements d'enregistrement et de lecture de donnees numeriques sur videodisque analogique, munis de moyens de protection contre les erreurs

Info

Publication number
FR2533782B1
FR2533782B1 FR8216200A FR8216200A FR2533782B1 FR 2533782 B1 FR2533782 B1 FR 2533782B1 FR 8216200 A FR8216200 A FR 8216200A FR 8216200 A FR8216200 A FR 8216200A FR 2533782 B1 FR2533782 B1 FR 2533782B1
Authority
FR
France
Prior art keywords
videodisc
analogue
recording
equipment
digital data
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
Application number
FR8216200A
Other languages
English (en)
Other versions
FR2533782A1 (fr
Inventor
Joseph Blineau
Claude Chicoix
Abdallah Mahdi
Wagdy Zahran
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.)
Etat Francais
Original Assignee
Etat Francais
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 Etat Francais filed Critical Etat Francais
Priority to FR8216200A priority Critical patent/FR2533782B1/fr
Publication of FR2533782A1 publication Critical patent/FR2533782A1/fr
Application granted granted Critical
Publication of FR2533782B1 publication Critical patent/FR2533782B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1806—Pulse code modulation systems for audio signals
    • G11B20/1809—Pulse code modulation systems for audio signals by interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation
    • H04N5/945—Signal drop-out compensation for signals recorded by pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
FR8216200A 1982-09-27 1982-09-27 Equipements d'enregistrement et de lecture de donnees numeriques sur videodisque analogique, munis de moyens de protection contre les erreurs Expired FR2533782B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8216200A FR2533782B1 (fr) 1982-09-27 1982-09-27 Equipements d'enregistrement et de lecture de donnees numeriques sur videodisque analogique, munis de moyens de protection contre les erreurs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8216200A FR2533782B1 (fr) 1982-09-27 1982-09-27 Equipements d'enregistrement et de lecture de donnees numeriques sur videodisque analogique, munis de moyens de protection contre les erreurs

Publications (2)

Publication Number Publication Date
FR2533782A1 FR2533782A1 (fr) 1984-03-30
FR2533782B1 true FR2533782B1 (fr) 1988-09-09

Family

ID=9277751

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8216200A Expired FR2533782B1 (fr) 1982-09-27 1982-09-27 Equipements d'enregistrement et de lecture de donnees numeriques sur videodisque analogique, munis de moyens de protection contre les erreurs

Country Status (1)

Country Link
FR (1) FR2533782B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4653051A (en) * 1983-09-14 1987-03-24 Matsushita Electric Industrial Co., Ltd. Apparatus for detecting and correcting errors on product codes
NL9000204A (nl) * 1990-01-29 1991-08-16 Philips Nv Televisie-overdrachtsysteem van het mac/packet type.
KR100285109B1 (ko) * 1993-04-27 2001-03-15 윤종용 디지탈 영상데이타 처리방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2954432A (en) * 1957-10-30 1960-09-27 Bell Telephone Labor Inc Error detection and correction circuitry
US3800281A (en) * 1972-12-26 1974-03-26 Ibm Error detection and correction systems
JPS54147823A (en) * 1978-05-12 1979-11-19 Matsushita Electric Ind Co Ltd Recording-reproducing state detector
JPS56119550A (en) * 1980-02-25 1981-09-19 Sony Corp Transmission method of pcm signal
FR2485237B1 (fr) * 1980-06-19 1987-08-07 Thomson Csf Dispositif de correction, en temps reel, d'erreurs sur des donnees enregistrees sur un support magnetique, et systeme de traitement de donnees comportant un tel dispositif
CA1161565A (fr) * 1980-06-20 1984-01-31 Yoichiro Sako Methode de correction d'erreurs
JPS5735444A (en) * 1980-08-12 1982-02-26 Sony Corp Pcm signal transmission method
JPS5744272A (en) * 1980-08-28 1982-03-12 Sony Corp Electronic editing method

Also Published As

Publication number Publication date
FR2533782A1 (fr) 1984-03-30

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Legal Events

Date Code Title Description
ST Notification of lapse