KR920001298U - Optical Disk - Google Patents

Optical Disk

Info

Publication number
KR920001298U
KR920001298U KR2019900008465U KR900008465U KR920001298U KR 920001298 U KR920001298 U KR 920001298U KR 2019900008465 U KR2019900008465 U KR 2019900008465U KR 900008465 U KR900008465 U KR 900008465U KR 920001298 U KR920001298 U KR 920001298U
Authority
KR
South Korea
Prior art keywords
optical disk
disk
optical
Prior art date
Application number
KR2019900008465U
Other languages
Korean (ko)
Other versions
KR930004913Y1 (en
Inventor
박규태
Original Assignee
주식회사 에스케이씨
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 주식회사 에스케이씨 filed Critical 주식회사 에스케이씨
Priority to KR2019900008465U priority Critical patent/KR930004913Y1/en
Publication of KR920001298U publication Critical patent/KR920001298U/en
Application granted granted Critical
Publication of KR930004913Y1 publication Critical patent/KR930004913Y1/en

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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
    • G11B33/148—Reducing friction, adhesion, drag
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
KR2019900008465U 1990-06-15 1990-06-15 Optical disk KR930004913Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019900008465U KR930004913Y1 (en) 1990-06-15 1990-06-15 Optical disk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019900008465U KR930004913Y1 (en) 1990-06-15 1990-06-15 Optical disk

Publications (2)

Publication Number Publication Date
KR920001298U true KR920001298U (en) 1992-01-28
KR930004913Y1 KR930004913Y1 (en) 1993-07-26

Family

ID=19299931

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019900008465U KR930004913Y1 (en) 1990-06-15 1990-06-15 Optical disk

Country Status (1)

Country Link
KR (1) KR930004913Y1 (en)

Also Published As

Publication number Publication date
KR930004913Y1 (en) 1993-07-26

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19960629

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee