JPS5622255A - Rotating control unit for disc recording and reproducing unit - Google Patents

Rotating control unit for disc recording and reproducing unit

Info

Publication number
JPS5622255A
JPS5622255A JP9646979A JP9646979A JPS5622255A JP S5622255 A JPS5622255 A JP S5622255A JP 9646979 A JP9646979 A JP 9646979A JP 9646979 A JP9646979 A JP 9646979A JP S5622255 A JPS5622255 A JP S5622255A
Authority
JP
Japan
Prior art keywords
motor
pulse
disc
playback head
driving
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
JP9646979A
Other languages
English (en)
Inventor
Kunihiko Nakagawa
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP9646979A priority Critical patent/JPS5622255A/ja
Publication of JPS5622255A publication Critical patent/JPS5622255A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
  • Rotational Drive Of Disk (AREA)
JP9646979A 1979-07-27 1979-07-27 Rotating control unit for disc recording and reproducing unit Pending JPS5622255A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9646979A JPS5622255A (en) 1979-07-27 1979-07-27 Rotating control unit for disc recording and reproducing unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9646979A JPS5622255A (en) 1979-07-27 1979-07-27 Rotating control unit for disc recording and reproducing unit

Publications (1)

Publication Number Publication Date
JPS5622255A true JPS5622255A (en) 1981-03-02

Family

ID=14165889

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9646979A Pending JPS5622255A (en) 1979-07-27 1979-07-27 Rotating control unit for disc recording and reproducing unit

Country Status (1)

Country Link
JP (1) JPS5622255A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58207885A (ja) * 1982-05-25 1983-12-03 Sanyo Electric Co Ltd モ−タ−速度制御回路
JPS58207884A (ja) * 1982-05-25 1983-12-03 Sanyo Electric Co Ltd モ−タ−速度制御回路
US4492992A (en) * 1979-04-17 1985-01-08 Rooney John O High storage density disc data store employing controlled-angular-velocity rotary medium

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492992A (en) * 1979-04-17 1985-01-08 Rooney John O High storage density disc data store employing controlled-angular-velocity rotary medium
JPS58207885A (ja) * 1982-05-25 1983-12-03 Sanyo Electric Co Ltd モ−タ−速度制御回路
JPS58207884A (ja) * 1982-05-25 1983-12-03 Sanyo Electric Co Ltd モ−タ−速度制御回路

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