JPS6244344B2 - - Google Patents

Info

Publication number
JPS6244344B2
JPS6244344B2 JP7814077A JP7814077A JPS6244344B2 JP S6244344 B2 JPS6244344 B2 JP S6244344B2 JP 7814077 A JP7814077 A JP 7814077A JP 7814077 A JP7814077 A JP 7814077A JP S6244344 B2 JPS6244344 B2 JP S6244344B2
Authority
JP
Japan
Prior art keywords
signal
motor
speed
pickup
frequency
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
JP7814077A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5412816A (en
Inventor
Jun Nakai
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP7814077A priority Critical patent/JPS5412816A/ja
Publication of JPS5412816A publication Critical patent/JPS5412816A/ja
Publication of JPS6244344B2 publication Critical patent/JPS6244344B2/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)
JP7814077A 1977-06-30 1977-06-30 Isolinear velocity controller of rotary recording media Granted JPS5412816A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7814077A JPS5412816A (en) 1977-06-30 1977-06-30 Isolinear velocity controller of rotary recording media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7814077A JPS5412816A (en) 1977-06-30 1977-06-30 Isolinear velocity controller of rotary recording media

Publications (2)

Publication Number Publication Date
JPS5412816A JPS5412816A (en) 1979-01-30
JPS6244344B2 true JPS6244344B2 (en, 2012) 1987-09-19

Family

ID=13653567

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7814077A Granted JPS5412816A (en) 1977-06-30 1977-06-30 Isolinear velocity controller of rotary recording media

Country Status (1)

Country Link
JP (1) JPS5412816A (en, 2012)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55125578A (en) * 1979-03-20 1980-09-27 Ricoh Co Ltd Memory control system
JPS55125577A (en) * 1979-03-20 1980-09-27 Ricoh Co Ltd Memory control system
JPS5622256A (en) * 1979-07-31 1981-03-02 Toshiba Corp Control unit for disc rotating speed
JPS5661060A (en) * 1979-10-23 1981-05-26 Shinshirasuna Denki Kk Cassette loading and unloading device for tape recorder
JPS5671855A (en) * 1979-11-15 1981-06-15 Sony Corp Playback device of disc
JPS57129183A (en) * 1981-01-31 1982-08-11 Sharp Corp Rotation controller for motor
JPS57134771U (en, 2012) * 1981-02-13 1982-08-23
JPS57150170A (en) * 1981-03-09 1982-09-16 Akai Electric Co Ltd Control system for constant linear speed
JPS5837873A (ja) * 1981-08-31 1983-03-05 Nec Home Electronics Ltd デイスク回転制御装置

Also Published As

Publication number Publication date
JPS5412816A (en) 1979-01-30

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