Patent ID: 6134070
Filing Date: 2000-10-17
Classification: G11B

Abstract:
A servo tracking data recording tape, the tape comprising a plurality of bands of tracks along the length of the tape, the plurality of bands of tracks including at least one data band having a plurality of data tracks and a servo band dedicated for servo information, wherein the servo band includes substantially uniformly written servo carrier information across a predetermined servo carrier width along the length of the tape with at least one encoded track pitch defined therein, each encoded track pitch having alternating erased and non-erased portions along the length of the tape for defining at least one servo track, the alternating erased and non-erased portions of the at least one encoded track pitch include encoded information representative of at least one characteristic of the tape, and further wherein the encoded information is provided by varying the length of one or more of the erased portions and one or more of the non-erased portions.