GB965691A - Method of selecting a portion of a cyclic information carrier and apparatus for accomplishing the method - Google Patents

Method of selecting a portion of a cyclic information carrier and apparatus for accomplishing the method

Info

Publication number
GB965691A
GB965691A GB12178/61A GB1217861A GB965691A GB 965691 A GB965691 A GB 965691A GB 12178/61 A GB12178/61 A GB 12178/61A GB 1217861 A GB1217861 A GB 1217861A GB 965691 A GB965691 A GB 965691A
Authority
GB
United Kingdom
Prior art keywords
address
flip
read
flops
head
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
GB12178/61A
Other languages
English (en)
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.)
ROBINIA AB
Original Assignee
ROBINIA AB
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 ROBINIA AB filed Critical ROBINIA AB
Publication of GB965691A publication Critical patent/GB965691A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/24—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by sensing features on the record carrier other than the transducing track ; sensing signals or marks recorded by another method than the main recording
    • 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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
GB12178/61A 1960-04-14 1961-04-05 Method of selecting a portion of a cyclic information carrier and apparatus for accomplishing the method Expired GB965691A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE379960 1960-04-14

Publications (1)

Publication Number Publication Date
GB965691A true GB965691A (en) 1964-08-06

Family

ID=20262883

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12178/61A Expired GB965691A (en) 1960-04-14 1961-04-05 Method of selecting a portion of a cyclic information carrier and apparatus for accomplishing the method

Country Status (3)

Country Link
CH (1) CH391001A (cg-RX-API-DMAC7.html)
GB (1) GB965691A (cg-RX-API-DMAC7.html)
NL (1) NL263533A (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
NL263533A (cg-RX-API-DMAC7.html)
CH391001A (de) 1965-04-30

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