Tracking method for
disc consisting of single spiral land and groove tracks with radially shifted
sector header
Method of tracking a
disc that a land track and a groove track is alternately connected
and the sector header is radially shifted.
·
Enables easy detection of the land and groove connecting point by comparing
a polarity of tracking error signal at a connecting point to
it at the immediately preceding sector header.
·
Enables continuous recording or reproduction over the entire surface of the
disc.
[References]
·
DVD Specifications for Rewritable Disc: Part I, Index 2.6.3,
2.7.1.2.4, 2.7.2.1, 5.1.1, 5.1.3, 5.2.1.1; Fig. 2.7.1.3-5,
5.2.1.1-2, ; Annex L
[Offering Patent]
·
USP 5,946,285
Copyright(C) 2002-2005 DVD 6C LICENSING AGENCY All Rights Reserved.
