Electronic device for detecting selected visually perceptible indication information on an information storage medium for security comparison
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United States of America Patent
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-
May 6, 1997
Grant Date -
N/A
app pub date -
Mar 28, 1995
filing date -
Nov 29, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The electronic device, such as the game device, which can reduce a reading time of reading visually recognizable indication information formed in a CD-ROM, and which can ensure the security and effectively reject or exclude counterfeit products, is provided. The electronic device comprises a CD-ROM mounting unit on which a CD-ROM 12 having visually recognizable indication information is to be mounted; an information detection unit 18 detecting specific information selected out of unit information constituting the indication information; and a comparison unit 19 which stores base data D corresponding to data A to be compared, the comparison unit 19 comparing the specific information with the data A to be compared corresponding to the base data D and generating an output of the compared result.
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