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Home › System and method for determining whether defect in perpendicular recording disk drive is from thermal asperity or defect in magnetically soft underlayer

System and method for determining whether defect in perpendicular recording disk drive is from thermal asperity or defect in magnetically soft underlayer

US Patent 7271967 · Granted Sep 18, 2007

Estimated economic value: $160,000 ⓘ

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