JPH0527186B2 - - Google Patents

Info

Publication number
JPH0527186B2
JPH0527186B2 JP59085782A JP8578284A JPH0527186B2 JP H0527186 B2 JPH0527186 B2 JP H0527186B2 JP 59085782 A JP59085782 A JP 59085782A JP 8578284 A JP8578284 A JP 8578284A JP H0527186 B2 JPH0527186 B2 JP H0527186B2
Authority
JP
Japan
Prior art keywords
spindle motor
disk
synchronization signal
focus
speed
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 - Fee Related
Application number
JP59085782A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60229239A (ja
Inventor
Takashi Okano
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP59085782A priority Critical patent/JPS60229239A/ja
Publication of JPS60229239A publication Critical patent/JPS60229239A/ja
Publication of JPH0527186B2 publication Critical patent/JPH0527186B2/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
    • 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
    • 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
    • G11B19/28—Speed controlling, regulating, or indicating

Landscapes

  • Rotational Drive Of Disk (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Control Of Electric Motors In General (AREA)
JP59085782A 1984-04-27 1984-04-27 スピンドルモ−タの駆動制御装置 Granted JPS60229239A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59085782A JPS60229239A (ja) 1984-04-27 1984-04-27 スピンドルモ−タの駆動制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59085782A JPS60229239A (ja) 1984-04-27 1984-04-27 スピンドルモ−タの駆動制御装置

Publications (2)

Publication Number Publication Date
JPS60229239A JPS60229239A (ja) 1985-11-14
JPH0527186B2 true JPH0527186B2 (US07943777-20110517-C00090.png) 1993-04-20

Family

ID=13868451

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59085782A Granted JPS60229239A (ja) 1984-04-27 1984-04-27 スピンドルモ−タの駆動制御装置

Country Status (1)

Country Link
JP (1) JPS60229239A (US07943777-20110517-C00090.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5965962A (en) * 1998-02-20 1999-10-12 Northern Magnetics, Inc. Linear stepper motor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57195365A (en) * 1981-05-27 1982-12-01 Pioneer Electronic Corp Rotation control system for recording disk
JPS5812167A (ja) * 1981-07-15 1983-01-24 Pioneer Electronic Corp 記録デイスク回転制御装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57195365A (en) * 1981-05-27 1982-12-01 Pioneer Electronic Corp Rotation control system for recording disk
JPS5812167A (ja) * 1981-07-15 1983-01-24 Pioneer Electronic Corp 記録デイスク回転制御装置

Also Published As

Publication number Publication date
JPS60229239A (ja) 1985-11-14

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees