JPH0332152B2 - - Google Patents

Info

Publication number
JPH0332152B2
JPH0332152B2 JP15370381A JP15370381A JPH0332152B2 JP H0332152 B2 JPH0332152 B2 JP H0332152B2 JP 15370381 A JP15370381 A JP 15370381A JP 15370381 A JP15370381 A JP 15370381A JP H0332152 B2 JPH0332152 B2 JP H0332152B2
Authority
JP
Japan
Prior art keywords
synchronization signal
pulse width
signal
period
counter
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
JP15370381A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5856257A (ja
Inventor
Yoshimi Iso
Hiroyuki Kimura
Shigeki Inoe
Takashi Takeuchi
Shinichi Oohashi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP15370381A priority Critical patent/JPS5856257A/ja
Priority to GB08227632A priority patent/GB2109593B/en
Priority to US06/428,209 priority patent/US4532561A/en
Priority to AT82109013T priority patent/ATE24981T1/de
Priority to DE8282109013T priority patent/DE3275144D1/de
Priority to EP82109013A priority patent/EP0075948B1/fr
Publication of JPS5856257A publication Critical patent/JPS5856257A/ja
Publication of JPH0332152B2 publication Critical patent/JPH0332152B2/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
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head

Landscapes

  • Rotational Drive Of Disk (AREA)
  • Control Of Velocity Or Acceleration (AREA)
JP15370381A 1981-09-30 1981-09-30 再生速度制御装置 Granted JPS5856257A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP15370381A JPS5856257A (ja) 1981-09-30 1981-09-30 再生速度制御装置
GB08227632A GB2109593B (en) 1981-09-30 1982-09-28 Playback speed control system
US06/428,209 US4532561A (en) 1981-09-30 1982-09-29 Playback speed control system
AT82109013T ATE24981T1 (de) 1981-09-30 1982-09-29 Vorrichtung zum regeln der abtastgeschwindigkeit.
DE8282109013T DE3275144D1 (en) 1981-09-30 1982-09-29 Playback speed control system
EP82109013A EP0075948B1 (fr) 1981-09-30 1982-09-29 Système de contrôle de vitesse de lecture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15370381A JPS5856257A (ja) 1981-09-30 1981-09-30 再生速度制御装置

Publications (2)

Publication Number Publication Date
JPS5856257A JPS5856257A (ja) 1983-04-02
JPH0332152B2 true JPH0332152B2 (fr) 1991-05-10

Family

ID=15568258

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15370381A Granted JPS5856257A (ja) 1981-09-30 1981-09-30 再生速度制御装置

Country Status (1)

Country Link
JP (1) JPS5856257A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06101196B2 (ja) * 1987-02-20 1994-12-12 株式会社日立製作所 光方式ビデオデイスクプレ−ヤにおけるモ−タ回転制御装置
JPH02302963A (ja) * 1989-05-17 1990-12-14 Matsushita Electric Ind Co Ltd 情報再生装置

Also Published As

Publication number Publication date
JPS5856257A (ja) 1983-04-02

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