OPTICAL STORAGE MEDIUM AND PLAYER
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United States of America Patent
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N/A
Issued Date -
Feb 5, 2009
app pub date -
Jan 25, 2006
filing date -
Jan 28, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An optical storage medium that allows the user to recognize a given disk as a hybrid one, no matter whether the disk is loaded into a single format player or a multi-format player, is provided. The optical storage medium includes a stack of first and second storage layers with mutually different storage densities. Management information indicating the presence of the second storage layer is stored on the first storage layer.
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