JPH01103016U - - Google Patents

Info

Publication number
JPH01103016U
JPH01103016U JP1987196270U JP19627087U JPH01103016U JP H01103016 U JPH01103016 U JP H01103016U JP 1987196270 U JP1987196270 U JP 1987196270U JP 19627087 U JP19627087 U JP 19627087U JP H01103016 U JPH01103016 U JP H01103016U
Authority
JP
Japan
Prior art keywords
start position
recording
optical disc
recording start
pregroove
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
JP1987196270U
Other languages
English (en)
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 filed Critical
Priority to JP1987196270U priority Critical patent/JPH01103016U/ja
Publication of JPH01103016U publication Critical patent/JPH01103016U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Manufacturing Optical Record Carriers (AREA)

Description

【図面の簡単な説明】
第１図は、この考案の一実施例を示す記録用光
デイスクの正面図およびその記録面の一部拡大図
である。第２図は、ＣＤ規格のデイスク寸法を説
明するＣＤの断面図である。第３図は、光デイス
ク原盤から第１図の光デイスクを作り、さらにこ
の光デイスクにデータの記録を行なうシステム全
体の構成例を示すブロツク図である。 １０…光デイスク、１２…プリグルーブ、１４
…データ領域開始位置認識用ピツト。

Claims (1)

    【実用新案登録請求の範囲】
  1. プリグルーブ形成時に、規格に基づく記録開始
    位置に相当するトラツク上へ記録開始位置認識用
    のピツトを併せて形成してなる記録用光デイスク
    。
JP1987196270U 1987-12-24 1987-12-24 Pending JPH01103016U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987196270U JPH01103016U (ja) 1987-12-24 1987-12-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987196270U JPH01103016U (ja) 1987-12-24 1987-12-24

Publications (1)

Publication Number Publication Date
JPH01103016U true JPH01103016U (ja) 1989-07-12

Family

ID=31486897

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987196270U Pending JPH01103016U (ja) 1987-12-24 1987-12-24

Country Status (1)

Country Link
JP (1) JPH01103016U (ja)

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