Original disk fabrication method, magnetic recording medium...

Details Original disk fabrication method, magnetic recording medium... Original disk fabrication method, magnetic recording medium...

2008-02-15

2010-10-19

Tzeng, Fred (Department: 2627)

Dynamic magnetic information storage or retrieval

Record medium

Disk

Reexamination Certificate

active

07817377

ABSTRACT:
It is made possible to fabricate a bit-patterned magnetic recording medium having a high recording density and making favorable address deciphering possible. An original disk fabrication method for irradiating a photosensitive resin film with an electron beam to draw a pattern, the method includes: irradiating the electron beam by using a plurality of blanking signals every rotation of a stage per bit unit, when drawing the pattern in a part corresponding to an address part on a photosensitive resin film.

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Office Action in Japanese Patent Application No. 2007-038336, dated Feb. 19, 2010, and English-language translation.

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