DE3275144D1 - Playback speed control system - Google Patents

Playback speed control system

Info

Publication number
DE3275144D1
DE3275144D1 DE8282109013T DE3275144T DE3275144D1 DE 3275144 D1 DE3275144 D1 DE 3275144D1 DE 8282109013 T DE8282109013 T DE 8282109013T DE 3275144 T DE3275144 T DE 3275144T DE 3275144 D1 DE3275144 D1 DE 3275144D1
Authority
DE
Germany
Prior art keywords
control system
speed control
playback speed
playback
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
Application number
DE8282109013T
Other languages
English (en)
Inventor
Hiroyuki Maedachoshigai Kimura
Yoshimi Shirakawa-Apartmen Iso
Shigeki Inoue
Takashi Takeuchi
Shinichi Ohashi
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
Priority claimed from JP56153701A external-priority patent/JPH0616340B2/ja
Priority claimed from JP15370381A external-priority patent/JPS5856257A/ja
Priority claimed from JP15370781A external-priority patent/JPS5856258A/ja
Priority claimed from JP3636882A external-priority patent/JPS58155573A/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3275144D1 publication Critical patent/DE3275144D1/de
Expired 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
DE8282109013T 1981-09-30 1982-09-29 Playback speed control system Expired DE3275144D1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP56153701A JPH0616340B2 (ja) 1981-09-30 1981-09-30 再生速度制御装置
JP15370381A JPS5856257A (ja) 1981-09-30 1981-09-30 再生速度制御装置
JP15370781A JPS5856258A (ja) 1981-09-30 1981-09-30 再生速度制御装置
JP3636882A JPS58155573A (ja) 1982-03-10 1982-03-10 再生速度制御装置

Publications (1)

Publication Number Publication Date
DE3275144D1 true DE3275144D1 (en) 1987-02-19

Family

ID=27460250

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282109013T Expired DE3275144D1 (en) 1981-09-30 1982-09-29 Playback speed control system

Country Status (4)

Country Link
US (1) US4532561A (de)
EP (1) EP0075948B1 (de)
DE (1) DE3275144D1 (de)
GB (1) GB2109593B (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4611319A (en) * 1982-10-15 1986-09-09 Pioneer Electronic Corporation Disc drive control system
JPS59185071A (ja) * 1983-04-04 1984-10-20 Hitachi Ltd 情報記録デイスクの再生速度制御装置
JPS60113680A (ja) * 1983-11-22 1985-06-20 Victor Co Of Japan Ltd モ−タの回転制御装置
JPS60111556U (ja) * 1983-12-29 1985-07-29 パイオニア株式会社 情報再生装置
JPS60195772A (ja) * 1984-03-16 1985-10-04 Pioneer Electronic Corp 記録ディスク回転駆動制御装置
JPS60261043A (ja) * 1984-06-07 1985-12-24 Victor Co Of Japan Ltd 情報記録媒体円盤
US4630142A (en) * 1984-11-02 1986-12-16 Sony Corporation Apparatus for reproducing a digital signal
JPS61217954A (ja) * 1985-03-25 1986-09-27 Sony Corp 記録再生装置
CA1253619A (en) * 1985-04-22 1989-05-02 Sony Corporation Apparatus for reproducing a digital signal
JPS61273776A (ja) * 1985-05-29 1986-12-04 Nippon Kogaku Kk <Nikon> 再生サ−ボ装置
JPS62114158A (ja) * 1985-11-14 1987-05-25 Teac Co デイスク装置
EP0228646A3 (en) * 1985-12-20 1987-10-14 Hitachi, Ltd. A signal processing apparatus for disc memory devices
AU594995B2 (en) * 1986-01-24 1990-03-22 Sony Corporation Data transmission method suitable for a disc
JP2590813B2 (ja) * 1986-02-18 1997-03-12 ソニー株式会社 データの記録方法
JPS62259263A (ja) * 1986-05-06 1987-11-11 Pioneer Electronic Corp スピンドルサ−ボ引込み方法及びその装置
JPH0731869B2 (ja) * 1986-10-17 1995-04-10 株式会社日立製作所 デイスク回転駆動装置
NL8701448A (nl) * 1987-06-22 1989-01-16 Philips Nv Werkwijze en inrichting voor het met een stralingsbundel aftasten van een roterende registratiedrager.
JPH01227686A (ja) * 1988-03-07 1989-09-11 Nec Corp スピンドルモータ制御回路
JP2638079B2 (ja) * 1988-05-30 1997-08-06 ソニー株式会社 光デイスク装置
JP2898991B2 (ja) * 1988-06-21 1999-06-02 キヤノン株式会社 回転制御装置
DE3925716A1 (de) * 1989-08-03 1991-02-07 Kloeckner Humboldt Deutz Ag Steuer- und regelungseinrichtung mit indentifikationsverfahren
KR920008937B1 (ko) * 1989-09-08 1992-10-12 삼성전자 주식회사 기록 매체 구동장치의 무녹화 지대 재생 방법
KR930000023B1 (ko) * 1990-06-04 1993-01-06 삼성전자 주식회사 테이프 콘트롤 무신호시의 서어보 제어 방법
KR940007943B1 (ko) * 1990-06-29 1994-08-29 가부시기가이샤 도시바 자기헤드 이동속도 제어장치
EP0473293B1 (de) * 1990-08-03 1996-09-25 Canon Kabushiki Kaisha Synchronsignal-Detektorschaltung und dieselbe enthaltender Synchronsignal-Detektorapparat
JP2919380B2 (ja) * 1996-08-29 1999-07-12 山形日本電気株式会社 ディスク回転速度制御回路
JP3660483B2 (ja) * 1996-10-09 2005-06-15 三星電子株式会社 データ処理装置及び方法とこれを用いたデータ蓄積制御装置
JP2972657B2 (ja) * 1997-06-20 1999-11-08 山形日本電気株式会社 Ｅｆｍ信号のフレーム周期検出回路及びｅｆｍ信号再生用ビット同期クロック信号の周波数制御方法
US6775217B1 (en) 2000-05-18 2004-08-10 Cirrus Logic, Inc. Multi-stage ring oscillator for providing stable delays on EFM data pulses for recording CD-R and CD-RW medium
TWI261415B (en) * 2003-05-21 2006-09-01 Leadtek Research Inc Pulse interval to voltage converter and converting method thereof
US11962306B2 (en) * 2021-06-29 2024-04-16 Nvidia Corporation Clock anomaly detection

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4223349A (en) * 1978-11-16 1980-09-16 Mca Discovision, Inc. System for rotating an information storage disc at a variable angular velocity to recover information therefrom at a prescribed constant rate
JPS5671855A (en) * 1979-11-15 1981-06-15 Sony Corp Playback device of disc
US4296446A (en) * 1979-11-15 1981-10-20 Rca Corporation Motor speed control circuit
JPS56158581A (en) * 1980-05-10 1981-12-07 Victor Co Of Japan Ltd Recording and playback system for rotating recording medium
JPS5764371A (en) * 1980-09-30 1982-04-19 Toshiba Corp Rotation control system of disk recording medium
JPS5787371U (de) * 1980-11-17 1982-05-29
US4481615A (en) * 1981-02-02 1984-11-06 Sanyo Electric Co., Ltd. Motor controlling circuit of reproducing apparatus and method of controlling

Also Published As

Publication number Publication date
GB2109593A (en) 1983-06-02
EP0075948B1 (de) 1987-01-14
EP0075948A2 (de) 1983-04-06
US4532561A (en) 1985-07-30
EP0075948A3 (en) 1983-12-14
GB2109593B (en) 1985-09-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition