JPS5220812A - Recording system of information - Google Patents

Recording system of information

Info

Publication number
JPS5220812A
JPS5220812A JP50097348A JP9734875A JPS5220812A JP S5220812 A JPS5220812 A JP S5220812A JP 50097348 A JP50097348 A JP 50097348A JP 9734875 A JP9734875 A JP 9734875A JP S5220812 A JPS5220812 A JP S5220812A
Authority
JP
Japan
Prior art keywords
information
recording system
tracks
drums
disks
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.)
Pending
Application number
JP50097348A
Other languages
Japanese (ja)
Inventor
Toshio Kashio
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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer Co Ltd
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 Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Priority to JP50097348A priority Critical patent/JPS5220812A/en
Priority to GB33188/76A priority patent/GB1554641A/en
Priority to DE2636183A priority patent/DE2636183C3/en
Publication of JPS5220812A publication Critical patent/JPS5220812A/en
Priority to US05/920,719 priority patent/US4210941A/en
Priority to US06/071,859 priority patent/US4310861A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/005—Programmed access to indexed parts of tracks of operating discs, by guiding the disc
    • 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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G11B5/553—Details
    • G11B5/5547—"Seek" control and circuits therefor
    • 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

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

PURPOSE:To process information with high speed and high efficiency, by setting sectors radial direction as starting point of writing and reading with spacing corresponding to the transfer time of the head between tracks on each of the multiple numbers of tracks of disks or drums.
JP50097348A 1975-08-11 1975-08-11 Recording system of information Pending JPS5220812A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP50097348A JPS5220812A (en) 1975-08-11 1975-08-11 Recording system of information
GB33188/76A GB1554641A (en) 1975-08-11 1976-08-10 Data-recording device
DE2636183A DE2636183C3 (en) 1975-08-11 1976-08-11 A data recording device comprising a rotatable magnetic recording medium
US05/920,719 US4210941A (en) 1975-08-11 1978-06-30 Data-recording device
US06/071,859 US4310861A (en) 1975-08-11 1979-09-04 Data-recording device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50097348A JPS5220812A (en) 1975-08-11 1975-08-11 Recording system of information

Publications (1)

Publication Number Publication Date
JPS5220812A true JPS5220812A (en) 1977-02-17

Family

ID=14189965

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50097348A Pending JPS5220812A (en) 1975-08-11 1975-08-11 Recording system of information

Country Status (1)

Country Link
JP (1) JPS5220812A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51122418A (en) * 1975-04-18 1976-10-26 Hitachi Ltd Low speed taking off and landing magnetic head
FR2452838A1 (en) * 1979-03-30 1980-10-24 Thomson Csf Video disc sound recording - uses TDM to separate sounds recorded on different channels and subcarrier reference signals to discriminate between sounds
JPS583113A (en) * 1981-06-30 1983-01-08 Fujitsu Ltd Disc controlling system
US5051948A (en) * 1988-02-23 1991-09-24 Mitsubishi Denki Kabushiki Kaisha Content addressable memory device
WO2013147224A1 (en) 2012-03-30 2013-10-03 住友電工ファインポリマー株式会社 Resin-releasing jig

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51122418A (en) * 1975-04-18 1976-10-26 Hitachi Ltd Low speed taking off and landing magnetic head
FR2452838A1 (en) * 1979-03-30 1980-10-24 Thomson Csf Video disc sound recording - uses TDM to separate sounds recorded on different channels and subcarrier reference signals to discriminate between sounds
JPS583113A (en) * 1981-06-30 1983-01-08 Fujitsu Ltd Disc controlling system
US5051948A (en) * 1988-02-23 1991-09-24 Mitsubishi Denki Kabushiki Kaisha Content addressable memory device
WO2013147224A1 (en) 2012-03-30 2013-10-03 住友電工ファインポリマー株式会社 Resin-releasing jig

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