JPS6232543B2 - - Google Patents

Info

Publication number
JPS6232543B2
JPS6232543B2 JP54040565A JP4056579A JPS6232543B2 JP S6232543 B2 JPS6232543 B2 JP S6232543B2 JP 54040565 A JP54040565 A JP 54040565A JP 4056579 A JP4056579 A JP 4056579A JP S6232543 B2 JPS6232543 B2 JP S6232543B2
Authority
JP
Japan
Prior art keywords
recording medium
disc
shaped recording
radial direction
signal
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
JP54040565A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55132569A (en
Inventor
Akihiro Sakata
Ryoichi Imanaka
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 JP4056579A priority Critical patent/JPS55132569A/ja
Publication of JPS55132569A publication Critical patent/JPS55132569A/ja
Publication of JPS6232543B2 publication Critical patent/JPS6232543B2/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)
JP4056579A 1979-04-04 1979-04-04 Recording and reproducing unit using disc shape recording media Granted JPS55132569A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4056579A JPS55132569A (en) 1979-04-04 1979-04-04 Recording and reproducing unit using disc shape recording media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4056579A JPS55132569A (en) 1979-04-04 1979-04-04 Recording and reproducing unit using disc shape recording media

Publications (2)

Publication Number Publication Date
JPS55132569A JPS55132569A (en) 1980-10-15
JPS6232543B2 true JPS6232543B2 (fr) 1987-07-15

Family

ID=12583985

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4056579A Granted JPS55132569A (en) 1979-04-04 1979-04-04 Recording and reproducing unit using disc shape recording media

Country Status (1)

Country Link
JP (1) JPS55132569A (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5132217A (fr) * 1974-09-13 1976-03-18 Teac Corp

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5132217A (fr) * 1974-09-13 1976-03-18 Teac Corp

Also Published As

Publication number Publication date
JPS55132569A (en) 1980-10-15

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