Optical disc and optical disc driving device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 18, 2001
Issued Date -
N/A
app pub date -
Oct 10, 2000
filing date -
Aug 25, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An optical disk having a plurality of substantially concentric tracks, each of which includes a plurality of segments each comprising a servo area ARs provided with servo pits for giving servo information to a disk drive and a data area ARd. Identification marks SGM, ADM, STM1, STM2 are recorded in the servo area ARs. The identification marks SGM, ADM, STM1, STM2 provide information for identifying the respective segments depending on the recording position in the servo area ARs.
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Family
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Cited Art Landscape
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