Master carrier for magnetic transfer

Details Master carrier for magnetic transfer Master carrier for magnetic transfer

2008-05-06

2008-05-06

Bernatz, Kevin M. (Department: 1794)

Dynamic magnetic information storage or retrieval

Record copying

Contact transfer

C428S826000, C428S836000, C428S141000, C428S692100

Reexamination Certificate

active

07369336

ABSTRACT:
A master carrier for magnetic transfer having a data region and a servo pattern region that has a pattern of fine projections arrayed in the track direction thereof in accordance with the preformat signal information to be transferred onto an in-plane magnetic recording medium is disclosed. The data region has a projection formed of a material such as carbon-based material that differs from the material of the servo pattern region.

REFERENCES:
patent: 6347016 (2002-02-01), Ishida et al.
patent: 7115328 (2006-10-01), Nakamura et al.
patent: 2002/0051307 (2002-05-01), Nishikawa et al.
patent: 11-273070 (1999-10-01), None
patent: 2001-126247 (2001-05-01), None

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