JPH0115941B2 - - Google Patents

Info

Publication number
JPH0115941B2
JPH0115941B2 JP59089764A JP8976484A JPH0115941B2 JP H0115941 B2 JPH0115941 B2 JP H0115941B2 JP 59089764 A JP59089764 A JP 59089764A JP 8976484 A JP8976484 A JP 8976484A JP H0115941 B2 JPH0115941 B2 JP H0115941B2
Authority
JP
Japan
Prior art keywords
signal
minimum
interval
inversion interval
motor
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
JP59089764A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60234265A (ja
Inventor
Shinichi Tanaka
Makoto Akyama
Yoshio Sakakibara
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP8976484A priority Critical patent/JPS60234265A/ja
Publication of JPS60234265A publication Critical patent/JPS60234265A/ja
Publication of JPH0115941B2 publication Critical patent/JPH0115941B2/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
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • G11B19/247—Arrangements for providing constant relative speed between record carrier and head using electrical means

Landscapes

  • Rotational Drive Of Disk (AREA)
JP8976484A 1984-05-04 1984-05-04 情報再生装置 Granted JPS60234265A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8976484A JPS60234265A (ja) 1984-05-04 1984-05-04 情報再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8976484A JPS60234265A (ja) 1984-05-04 1984-05-04 情報再生装置

Publications (2)

Publication Number Publication Date
JPS60234265A JPS60234265A (ja) 1985-11-20
JPH0115941B2 true JPH0115941B2 (enrdf_load_stackoverflow) 1989-03-22

Family

ID=13979768

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8976484A Granted JPS60234265A (ja) 1984-05-04 1984-05-04 情報再生装置

Country Status (1)

Country Link
JP (1) JPS60234265A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5718058A (en) * 1980-07-08 1982-01-29 Matsushita Electric Ind Co Ltd Rotating controller

Also Published As

Publication number Publication date
JPS60234265A (ja) 1985-11-20

Similar Documents

Publication Publication Date Title
JP3547175B2 (ja) 光ディスク再生装置
JPH0223945B2 (enrdf_load_stackoverflow)
JPH08235767A (ja) 光ディスクプレーヤ
JPH08263930A (ja) ディスク判別方法
JP2891125B2 (ja) 光ディスク再生装置
US4539666A (en) Apparatus for controlling rotation of a record disk at a constant linear velocity
US6255911B1 (en) PLL circuit protected against noise and missing pulses in a reference signal
US4864553A (en) Apparatus for controlling rotation of a run length limited code modulated information recording medium
CA1277420C (en) Disc reproducing apparatus
JPH0115941B2 (enrdf_load_stackoverflow)
JP2712195B2 (ja) 光ディスク再生装置
JPH0731869B2 (ja) デイスク回転駆動装置
JP3462328B2 (ja) 光ディスクプレーヤのスピンドルサーボ装置
JP3627828B2 (ja) 光ディスクプレーヤのスピンドルサーボ装置
JPS6212582B2 (enrdf_load_stackoverflow)
JPH02189769A (ja) 情報記録再生装置
JP2555151B2 (ja) 磁気記録再生装置
JP2572383B2 (ja) 磁気デイスク装置
JPH0528657A (ja) デイジタル記録再生装置
JPS61273775A (ja) 情報再生装置
JP3689990B2 (ja) Ｐｌｌ回路
JPS61224176A (ja) デイスクモ−タ回転制御装置
KR0130485B1 (ko) Dat의 고속선곡 방법 및 장치
JP3674544B2 (ja) 光ディスク再生装置
JPH0576111B2 (enrdf_load_stackoverflow)

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term