Data stream recording/reproducing apparatus, recording/reproducing method, and recording medium
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Mar 23, 2004
Grant Date -
N/A
app pub date -
Mar 21, 2000
filing date -
Mar 31, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A data stream is recorded and reproduced and a recording medium for the same are adapted to record in a control track an identification mark for identifying a specific track within a unit of plural tracks by superposing the identification mark upon a control pulse. A magnetic head travels along a predetermined path in the unit of plural tracks during a high-speed playback operation by phase-locking a rotational phase signal of a cylinder with a divided signal of the control pulse having a specific phase according to the reproduced identification mark.
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