Recording medium, recording apparatus, and reading apparatus
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United States of America Patent
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-
Dec 11, 2007
Grant Date -
Apr 13, 2006
app pub date -
Nov 21, 2005
filing date -
Feb 25, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a recording material, physical characteristic information of the recording medium, and more specifically, material information representing the material of the disc, is recorded. Accordingly, a recording apparatus and a reading apparatus easily and accurately determine the physical characteristics of the disc, thereby making it possible to provide suitable setting for performing an operation.
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