DE20204536U1 - DVD player or recorder - Google Patents

DVD player or recorder

Info

Publication number
DE20204536U1
DE20204536U1 DE20204536U DE20204536U DE20204536U1 DE 20204536 U1 DE20204536 U1 DE 20204536U1 DE 20204536 U DE20204536 U DE 20204536U DE 20204536 U DE20204536 U DE 20204536U DE 20204536 U1 DE20204536 U1 DE 20204536U1
Authority
DE
Germany
Prior art keywords
recorder
dvd player
dvd
scanning
laser device
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 - Lifetime
Application number
DE20204536U
Other languages
German (de)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE20204536U priority Critical patent/DE20204536U1/en
Publication of DE20204536U1 publication Critical patent/DE20204536U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B7/127—Lasers; Multiple laser arrays
    • 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
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/254—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (4)

1. DVD-Player/Recorder, dadurch gekennzeichnet, dass er mit einem Gamma-Laser-Gerät als Abtast-/Brenn-Einheit ausgestattet ist.1. DVD player / recorder, characterized in that it is equipped with a gamma laser device as a scanning / burning unit. 2. DVD-Player und/oder Recorder, dadurch gekennzeichnet, dass er mit einem Röntgen-Laser-Gerät als Abtast-/Brenn-Einheit ausgestattet ist.2. DVD player and / or recorder, characterized, that he was using an x-ray laser device as the scanning / burning unit Is provided. 3. DVD-Scheibe für den DVD-Player und/oder Recorder aus den Ansprüchen 1 und 2, dadurch gekennzeichnet, dass sie aus einer speziellen Beschichtung, die nur mit Röntgen oder Gamma-Laserstrahl zu beschreiben oder zu lesen ist, besteht.3. DVD disc for the DVD player and / or recorder from the Claims 1 and 2, characterized, that they are made of a special coating that only with x-rays or Gamma laser beam to be written or read exists. 4. DVD-Scheibe nach Anspruch 3, dadurch gekennzeichnet, dass sie aus Glas oder Quarz-Glas besteht.4. DVD disc according to claim 3, characterized, that it is made of glass or quartz glass.
DE20204536U 2002-03-21 2002-03-21 DVD player or recorder Expired - Lifetime DE20204536U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20204536U DE20204536U1 (en) 2002-03-21 2002-03-21 DVD player or recorder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20204536U DE20204536U1 (en) 2002-03-21 2002-03-21 DVD player or recorder

Publications (1)

Publication Number Publication Date
DE20204536U1 true DE20204536U1 (en) 2002-08-14

Family

ID=7969241

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20204536U Expired - Lifetime DE20204536U1 (en) 2002-03-21 2002-03-21 DVD player or recorder

Country Status (1)

Country Link
DE (1) DE20204536U1 (en)

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Legal Events

Date Code Title Description
R086 Non-binding declaration of licensing interest
R207 Utility model specification

Effective date: 20020919

R150 Term of protection extended to 6 years

Effective date: 20050608

R157 Lapse of ip right after 6 years

Effective date: 20081001