JPS57147141A - Optical type recorder and reproducer - Google Patents

Optical type recorder and reproducer

Info

Publication number
JPS57147141A
JPS57147141A JP3170981A JP3170981A JPS57147141A JP S57147141 A JPS57147141 A JP S57147141A JP 3170981 A JP3170981 A JP 3170981A JP 3170981 A JP3170981 A JP 3170981A JP S57147141 A JPS57147141 A JP S57147141A
Authority
JP
Japan
Prior art keywords
recording
circuit
mode
jumping
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.)
Pending
Application number
JP3170981A
Other languages
English (en)
Inventor
Masahiro Deguchi
Mitsuro Moriya
Akira Ichinose
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 JP3170981A priority Critical patent/JPS57147141A/ja
Publication of JPS57147141A publication Critical patent/JPS57147141A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
JP3170981A 1981-03-04 1981-03-04 Optical type recorder and reproducer Pending JPS57147141A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3170981A JPS57147141A (en) 1981-03-04 1981-03-04 Optical type recorder and reproducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3170981A JPS57147141A (en) 1981-03-04 1981-03-04 Optical type recorder and reproducer

Publications (1)

Publication Number Publication Date
JPS57147141A true JPS57147141A (en) 1982-09-10

Family

ID=12338593

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3170981A Pending JPS57147141A (en) 1981-03-04 1981-03-04 Optical type recorder and reproducer

Country Status (1)

Country Link
JP (1) JPS57147141A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0184195A2 (en) * 1984-12-06 1986-06-11 Hitachi, Ltd. Optical disc recording apparatus
JPS61139984A (ja) * 1984-12-11 1986-06-27 Nippon Columbia Co Ltd 光デイスク装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0184195A2 (en) * 1984-12-06 1986-06-11 Hitachi, Ltd. Optical disc recording apparatus
JPS61139984A (ja) * 1984-12-11 1986-06-27 Nippon Columbia Co Ltd 光デイスク装置

Similar Documents

Publication Publication Date Title
KR850003028A (ko) 정보재생장치
KR880013147A (ko) 광 디스크 구동장치
JPS6479942A (en) Information processor
JPS5313309A (en) Optically reproducing unit
KR840003511A (ko) 디스크 재생장치
JPS57147141A (en) Optical type recorder and reproducer
JPS5764325A (en) Automatic tracking device of video tape recorder
KR900702516A (ko) 레이저 다이오드 구동장치
JPS5764342A (en) Optical system recorder and reproducer
FR2423023A1 (fr) Dispositif auxiliaire pour un enregistreur magnetique
JPS57164443A (en) Optical recording medium and information reproducing device
DE69217159T2 (de) Spursprungbetrieb in einem Videoplattenspieler mit zwei Köpfen
JPS5755541A (en) Optical reader
JPS53148412A (en) Optical recorder or reproducer
JPS6473533A (en) Optical disk device
DE59004825D1 (de) Videorecorder mit erzeugung eines textsignals.
JPS5764338A (en) Optical information reproducer
JPS57203233A (en) Optical recorder and reproducer
JPS5328404A (en) Optical information re producer
JPS5760551A (en) Recording and reproducer
JPH0614253Y2 (ja) 光学ディスクプレーヤ
JPS5532240A (en) Reproducing device
JPS5593538A (en) Recording and reproducing system of digital optical recording medium
JPS57143741A (en) Tracking method
KR920013357A (ko) 화면 탐색시 탐색화면 록킹 회로