JPS5413316A - Method for recording information signals in original of grooveless information recording medium disc - Google Patents

Method for recording information signals in original of grooveless information recording medium disc

Info

Publication number
JPS5413316A
JPS5413316A JP7850177A JP7850177A JPS5413316A JP S5413316 A JPS5413316 A JP S5413316A JP 7850177 A JP7850177 A JP 7850177A JP 7850177 A JP7850177 A JP 7850177A JP S5413316 A JPS5413316 A JP S5413316A
Authority
JP
Japan
Prior art keywords
information
recording
grooveless
original
medium disc
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
JP7850177A
Other languages
Japanese (ja)
Inventor
Kunio Goto
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP7850177A priority Critical patent/JPS5413316A/en
Publication of JPS5413316A publication Critical patent/JPS5413316A/en
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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces

Abstract

PURPOSE:To accomplish a high density recording in a stable and excellent manner by recording the bit signals, which respectively correspond to main information and another information, with the use of a single recording beam.
JP7850177A 1977-07-02 1977-07-02 Method for recording information signals in original of grooveless information recording medium disc Pending JPS5413316A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7850177A JPS5413316A (en) 1977-07-02 1977-07-02 Method for recording information signals in original of grooveless information recording medium disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7850177A JPS5413316A (en) 1977-07-02 1977-07-02 Method for recording information signals in original of grooveless information recording medium disc

Publications (1)

Publication Number Publication Date
JPS5413316A true JPS5413316A (en) 1979-01-31

Family

ID=13663698

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7850177A Pending JPS5413316A (en) 1977-07-02 1977-07-02 Method for recording information signals in original of grooveless information recording medium disc

Country Status (1)

Country Link
JP (1) JPS5413316A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57148934A (en) * 1981-02-06 1982-09-14 Philips Nv X-ray inspecting apparatus
JPS62126599A (en) * 1985-11-26 1987-06-08 Masabumi Koide X-ray diagnostic system
US7298826B2 (en) 2002-05-09 2007-11-20 Hamamatsu Photonics K.K. X-ray generator

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57148934A (en) * 1981-02-06 1982-09-14 Philips Nv X-ray inspecting apparatus
JPH0260329B2 (en) * 1981-02-06 1990-12-17 Fuiritsupusu Furuuiranpenfuaburiken Nv
JPS62126599A (en) * 1985-11-26 1987-06-08 Masabumi Koide X-ray diagnostic system
JPH0235440B2 (en) * 1985-11-26 1990-08-10 Masabumi Koide
US7298826B2 (en) 2002-05-09 2007-11-20 Hamamatsu Photonics K.K. X-ray generator

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