Identification of program information on a recording medium
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United States of America Patent
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Dec 4, 2007
Grant Date -
N/A
app pub date -
Jun 16, 1998
filing date -
Jun 16, 1998
priority date (Note) -
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Abstract
A system and method of identifying programs contained on a disk of any format, including, for example, either a single-sided or a double-sided disk with either a single-layer or multi-layer tracks, are presented. In particular, a dual-sided recording medium is disclosed having respective program data on the first and the second sides of said medium. In addition, the medium has a first area on the first side and a second area on the second side, and the areas have laser encoded data representing individualized information relating to said respective program data. The areas may or may not overlap each other depending on the configuration chosen. Also disclosed is an apparatus for laser encoding the above-described recording medium, and a method for processing a disk having more than one laser encoded areas.
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