High speed glide test for screening magnetic disc...

Details High speed glide test for screening magnetic disc... High speed glide test for screening magnetic disc...

2005-11-29

2005-11-29

Garber, Charles (Department: 2856)

Measuring and testing

Surface and cutting edge testing

Roughness

Reexamination Certificate

active

06968731

ABSTRACT:
A system and a method for measuring micro-waviness of a magnetic recording disk using a high-speed glide test are disclosed. The HSG test is a viable production-level test methodology for high performance media that require well-controlled and low micro-waviness.

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patent: 6568252 (2003-05-01), Boutaghou

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