光記録媒体およびその使用方法

Optical recording medium and its use method

Abstract

PROBLEM TO BE SOLVED: To surely provide application software to only a prescribed user and to prevent an illegal copy by recording a discrimination code in a recording area excepting a user area. SOLUTION: In the optical recording medium 1, the discrimination code is recorded in an area in a control track part 2 in the recording area 4, and this area is an area inaccessible by user. Further, a user area 3 of sector numbers 2-15 can be recorded with provided information, etc., and is a once writable area. The discrimination code is recorded in the control track part 2 in the recording area 4, and the destruction and the fabrication of the discrimination code and prevented, and the illegal copy is prevented effectively. For writing the discrimination code in the control track part 2, the pattern of the discrimination code is formed on an answering part of a stamper molding a substrate of an optical recording medium 1, and the pattern can be transferred from the stamper at a substrate molding time to be written in.
(57)【要約】 【課題】 ソフトウエアの違法複製等を有効に防止でき る光記録媒体およびその使用方法を提供する。 【解決手段】 ユーザー領域以外の記録エリアに識別コ ードを記録したことを特徴とする光記録媒体およびその 使用方法。

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Cited By (3)

    Publication numberPublication dateAssigneeTitle
    JP-2005332379-ADecember 02, 2005Konica Minolta Photo Imaging Inc, コニカミノルタフォトイメージング株式会社Recording medium with backup program recorded therein
    KR-100630035-B1September 28, 2006마츠시타 덴끼 산교 가부시키가이샤Information recording medium,and method and apparatus for recording and reproducing information using the same
    KR-100707807-B1April 13, 2007소니 가부시끼 가이샤데이터기록매체, 데이터기록장치, 데이터기록방법,데이터재생장치 및 데이터재생방법