CH589341A5 - - Google Patents

Info

Publication number
CH589341A5
CH589341A5 CH1399874A CH1399874A CH589341A5 CH 589341 A5 CH589341 A5 CH 589341A5 CH 1399874 A CH1399874 A CH 1399874A CH 1399874 A CH1399874 A CH 1399874A CH 589341 A5 CH589341 A5 CH 589341A5
Authority
CH
Switzerland
Application number
CH1399874A
Original Assignee
Schlumberger Compteurs
France Etat
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
Priority claimed from FR7337499A external-priority patent/FR2248574A1/fr
Priority claimed from FR7434335A external-priority patent/FR2295513A2/fr
Application filed by Schlumberger Compteurs, France Etat filed Critical Schlumberger Compteurs
Publication of CH589341A5 publication Critical patent/CH589341A5/xx

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
    • G11B20/1816—Testing
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
CH1399874A 1973-10-19 1974-10-18 CH589341A5 (cs)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7337499A FR2248574A1 (en) 1973-10-19 1973-10-19 System for recording numerical programme on magnetic tape - has counter determining period double that of introduction sign, with detection and verification
FR7434335A FR2295513A2 (fr) 1974-10-11 1974-10-11 Systeme de haute securite d'enregistrement ou de restitution d'informations numeriques sur bande magnetique en cassette

Publications (1)

Publication Number Publication Date
CH589341A5 true CH589341A5 (cs) 1977-06-30

Family

ID=26217991

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1399874A CH589341A5 (cs) 1973-10-19 1974-10-18

Country Status (5)

Country Link
CH (1) CH589341A5 (cs)
DE (1) DE2449715A1 (cs)
GB (1) GB1490206A (cs)
IT (1) IT1022975B (cs)
NL (1) NL7413576A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2136614B (en) * 1980-06-25 1985-06-05 Sundstrand Data Control Recording digital data

Also Published As

Publication number Publication date
GB1490206A (en) 1977-10-26
IT1022975B (it) 1978-04-20
NL7413576A (nl) 1975-04-22
DE2449715A1 (de) 1975-06-12

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Legal Events

Date Code Title Description
PL Patent ceased