FR2303426A1 - Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede - Google Patents

Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede

Info

Publication number
FR2303426A1
FR2303426A1 FR7506740A FR7506740A FR2303426A1 FR 2303426 A1 FR2303426 A1 FR 2303426A1 FR 7506740 A FR7506740 A FR 7506740A FR 7506740 A FR7506740 A FR 7506740A FR 2303426 A1 FR2303426 A1 FR 2303426A1
Authority
FR
France
Prior art keywords
blooding
recordings
protection against
transmission channels
equipment following
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.)
Granted
Application number
FR7506740A
Other languages
English (en)
Other versions
FR2303426B1 (fr
Inventor
Pierre Aigrain
Georges Broussaud
Jean-Paul Peltier
Erich Spitz
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.)
Thomson-Brandt SA
Original Assignee
Thomson-Brandt SA
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 Thomson-Brandt SA filed Critical Thomson-Brandt SA
Priority to FR7506740A priority Critical patent/FR2303426A1/fr
Priority to US05/662,688 priority patent/US4085426A/en
Priority to GB8159/76A priority patent/GB1530341A/en
Priority to DE19762608732 priority patent/DE2608732A1/de
Priority to JP51023679A priority patent/JPS51112314A/ja
Publication of FR2303426A1 publication Critical patent/FR2303426A1/fr
Application granted granted Critical
Publication of FR2303426B1 publication Critical patent/FR2303426B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G11B20/1803—Error detection or correction; Testing, e.g. of drop-outs by redundancy in data representation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/802—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
FR7506740A 1975-03-04 1975-03-04 Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede Granted FR2303426A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7506740A FR2303426A1 (fr) 1975-03-04 1975-03-04 Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede
US05/662,688 US4085426A (en) 1975-03-04 1976-03-01 Method for protecting against drop-outs in a sound signal recorded on a video-disc
GB8159/76A GB1530341A (en) 1975-03-04 1976-03-01 Method for protecting against dropouts in an information signal
DE19762608732 DE2608732A1 (de) 1975-03-04 1976-03-03 Verfahren und einrichtung zum schutz von uebertragungskanaelen und aufzeichnungen vor starken schwunderscheinungen
JP51023679A JPS51112314A (en) 1975-03-04 1976-03-04 Method and device for deleting drop out of information signal and information signal recorder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7506740A FR2303426A1 (fr) 1975-03-04 1975-03-04 Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede

Publications (2)

Publication Number Publication Date
FR2303426A1 true FR2303426A1 (fr) 1976-10-01
FR2303426B1 FR2303426B1 (fr) 1977-10-28

Family

ID=9152066

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7506740A Granted FR2303426A1 (fr) 1975-03-04 1975-03-04 Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede

Country Status (5)

Country Link
US (1) US4085426A (fr)
JP (1) JPS51112314A (fr)
DE (1) DE2608732A1 (fr)
FR (1) FR2303426A1 (fr)
GB (1) GB1530341A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2494018A1 (fr) * 1980-11-07 1982-05-14 Rca Corp Dispositif pour enregistrer et restituer des signaux sur des supports d'enregistrement de haute densite
FR2558630A1 (fr) * 1984-01-23 1985-07-26 Logivision Procede et dispositif d'enregistrement de donnees sur un support d'enregistrement tel qu'un disque numerique

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5836087A (ja) * 1981-08-27 1983-03-02 Matsushita Electric Ind Co Ltd ドロツプアウト補償装置
JPS6026604U (ja) * 1983-07-30 1985-02-22 パイオニア株式会社 ビデオデイスク変調装置
EP0107295B1 (fr) * 1982-08-30 1990-08-16 Pioneer Electronic Corporation Système d'enregistrement et de reproduction du type vidéodisque
JPS59104314U (ja) * 1982-12-25 1984-07-13 パイオニア株式会社 ドロップアウト補償装置
DE3329601A1 (de) * 1983-08-17 1985-03-07 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover System zur kompensation von signalstoerungen bei einer pcm-tonuebertragung
US5161019A (en) * 1990-06-29 1992-11-03 Rca Thomson Licensing Corporation "channel guide" automatically activated by the absence of program information
US5486938A (en) * 1991-02-19 1996-01-23 Thomson-Csf Anti-dazzle system for vehicles

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2996576A (en) * 1959-02-20 1961-08-15 Ampex Video system with transient and dropout compensation
GB931525A (en) * 1959-11-20 1963-07-17 Tokyo Shibaura Electric Co Systems for preventing drop-out in video tape reproduction
NL6402192A (fr) * 1964-03-05 1965-09-06
NL145117B (nl) * 1966-02-26 1975-02-17 Philips Nv Foutencorrigerend informatietransmissiesysteem.
NL166591C (nl) * 1971-05-18 1981-08-17 Philips Nv Foutencorrigerend datatransmissiestelsel.
AT308209B (de) * 1971-07-15 1973-06-25 Philips Nv Schaltungsanordnung zur Dropout-Kompensation bei der Wiedergabe von auf einem Aufzeichnungsträger gespeicherten Signalen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2494018A1 (fr) * 1980-11-07 1982-05-14 Rca Corp Dispositif pour enregistrer et restituer des signaux sur des supports d'enregistrement de haute densite
FR2558630A1 (fr) * 1984-01-23 1985-07-26 Logivision Procede et dispositif d'enregistrement de donnees sur un support d'enregistrement tel qu'un disque numerique

Also Published As

Publication number Publication date
JPS51112314A (en) 1976-10-04
US4085426A (en) 1978-04-18
FR2303426B1 (fr) 1977-10-28
GB1530341A (en) 1978-10-25
DE2608732A1 (de) 1976-09-16

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Legal Events

Date Code Title Description
ST Notification of lapse