JPS56159884A - Floppy disk device - Google Patents

Floppy disk device

Info

Publication number
JPS56159884A
JPS56159884A JP6337380A JP6337380A JPS56159884A JP S56159884 A JPS56159884 A JP S56159884A JP 6337380 A JP6337380 A JP 6337380A JP 6337380 A JP6337380 A JP 6337380A JP S56159884 A JPS56159884 A JP S56159884A
Authority
JP
Japan
Prior art keywords
information
disk
recording
discriminating
stored
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
JP6337380A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0330951B2 (enrdf_load_stackoverflow
Inventor
Shoichiro Shoda
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP6337380A priority Critical patent/JPS56159884A/ja
Publication of JPS56159884A publication Critical patent/JPS56159884A/ja
Publication of JPH0330951B2 publication Critical patent/JPH0330951B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • 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
    • 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
    • G11B27/32—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 separate auxiliary tracks of the same or an auxiliary record carrier
    • G11B27/327—Table of contents
    • G11B27/329—Table of contents on a disc [VTOC]
    • 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
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2508—Magnetic discs
    • G11B2220/2512—Floppy disks

Landscapes

  • Management Or Editing Of Information On Record Carriers (AREA)
JP6337380A 1980-05-15 1980-05-15 Floppy disk device Granted JPS56159884A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6337380A JPS56159884A (en) 1980-05-15 1980-05-15 Floppy disk device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6337380A JPS56159884A (en) 1980-05-15 1980-05-15 Floppy disk device

Publications (2)

Publication Number Publication Date
JPS56159884A true JPS56159884A (en) 1981-12-09
JPH0330951B2 JPH0330951B2 (enrdf_load_stackoverflow) 1991-05-01

Family

ID=13227413

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6337380A Granted JPS56159884A (en) 1980-05-15 1980-05-15 Floppy disk device

Country Status (1)

Country Link
JP (1) JPS56159884A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58133686A (ja) * 1982-02-03 1983-08-09 Fujitsu Ltd 記録媒体認識方式
JPS62243161A (ja) * 1986-04-15 1987-10-23 Nippon Denshi Kiki Kk カラ−フロツピデイスクおよびそれを利用した画面制御方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232543A (en) * 1975-09-06 1977-03-11 Negishi Seisakusho:Kk Power supply system at the time of power off
JPS53102006A (en) * 1977-02-17 1978-09-06 Nec Corp Magnetic tape device
JPS53124935A (en) * 1977-04-07 1978-10-31 Sharp Corp Control system for disc unit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232543A (en) * 1975-09-06 1977-03-11 Negishi Seisakusho:Kk Power supply system at the time of power off
JPS53102006A (en) * 1977-02-17 1978-09-06 Nec Corp Magnetic tape device
JPS53124935A (en) * 1977-04-07 1978-10-31 Sharp Corp Control system for disc unit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58133686A (ja) * 1982-02-03 1983-08-09 Fujitsu Ltd 記録媒体認識方式
JPS62243161A (ja) * 1986-04-15 1987-10-23 Nippon Denshi Kiki Kk カラ−フロツピデイスクおよびそれを利用した画面制御方法

Also Published As

Publication number Publication date
JPH0330951B2 (enrdf_load_stackoverflow) 1991-05-01

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