JPS60131652A - 信号記録スタンパ− - Google Patents

信号記録スタンパ−

Info

Publication number
JPS60131652A
JPS60131652A JP58240199A JP24019983A JPS60131652A JP S60131652 A JPS60131652 A JP S60131652A JP 58240199 A JP58240199 A JP 58240199A JP 24019983 A JP24019983 A JP 24019983A JP S60131652 A JPS60131652 A JP S60131652A
Authority
JP
Japan
Prior art keywords
signal
signals
stamper
recording
ratio
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.)
Granted
Application number
JP58240199A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0447911B2 (enrdf_load_stackoverflow
Inventor
Shoichi Nanba
難波　祥一
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 JP58240199A priority Critical patent/JPS60131652A/ja
Publication of JPS60131652A publication Critical patent/JPS60131652A/ja
Publication of JPH0447911B2 publication Critical patent/JPH0447911B2/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
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP58240199A 1983-12-20 1983-12-20 信号記録スタンパ− Granted JPS60131652A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58240199A JPS60131652A (ja) 1983-12-20 1983-12-20 信号記録スタンパ−

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58240199A JPS60131652A (ja) 1983-12-20 1983-12-20 信号記録スタンパ−

Publications (2)

Publication Number Publication Date
JPS60131652A true JPS60131652A (ja) 1985-07-13
JPH0447911B2 JPH0447911B2 (enrdf_load_stackoverflow) 1992-08-05

Family

ID=17055928

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58240199A Granted JPS60131652A (ja) 1983-12-20 1983-12-20 信号記録スタンパ−

Country Status (1)

Country Link
JP (1) JPS60131652A (enrdf_load_stackoverflow)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885025A (enrdf_load_stackoverflow) * 1972-02-15 1973-11-12
JPS5210102A (en) * 1975-07-15 1977-01-26 Canon Inc Recording medium
JPS55253A (en) * 1975-02-24 1980-01-05 Mca Disco Vision Molding box for reprinting original record
JPS5542393A (en) * 1978-09-11 1980-03-25 Philips Nv Recoding carrier
JPS5555448A (en) * 1978-10-19 1980-04-23 Philips Nv Record carrier
JPS55101143A (en) * 1979-01-29 1980-08-01 Teac Co Optical reproducing disc
JPS5885936A (ja) * 1981-11-16 1983-05-23 Toshiba Corp 光学的情報記録再生装置
JPS58185049A (ja) * 1982-04-22 1983-10-28 Hitachi Ltd スタンパとその製造方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885025A (enrdf_load_stackoverflow) * 1972-02-15 1973-11-12
JPS55253A (en) * 1975-02-24 1980-01-05 Mca Disco Vision Molding box for reprinting original record
JPS5210102A (en) * 1975-07-15 1977-01-26 Canon Inc Recording medium
JPS5542393A (en) * 1978-09-11 1980-03-25 Philips Nv Recoding carrier
JPS5555448A (en) * 1978-10-19 1980-04-23 Philips Nv Record carrier
JPS55101143A (en) * 1979-01-29 1980-08-01 Teac Co Optical reproducing disc
JPS5885936A (ja) * 1981-11-16 1983-05-23 Toshiba Corp 光学的情報記録再生装置
JPS58185049A (ja) * 1982-04-22 1983-10-28 Hitachi Ltd スタンパとその製造方法

Also Published As

Publication number Publication date
JPH0447911B2 (enrdf_load_stackoverflow) 1992-08-05

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