Method to make PMR head with integrated side shield (ISS)

A PMR head comprises a substrate, a magnetic pole formed over the substrate, the pole having a pole tip having a cross-sectional tapered shape wherein the pole tip is surrounded by a write gap layer, an integrated shield comprising side shields on the substrate laterally surrounding the pole tip and...

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Bibliographic Details
Main Authors Han, Cherng-Chyi, Guan, Lijie, Smyth, Joe, Dovek, Moris
Format Patent
LanguageEnglish
Published 15.11.2011
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Summary:A PMR head comprises a substrate, a magnetic pole formed over the substrate, the pole having a pole tip having a cross-sectional tapered shape wherein the pole tip is surrounded by a write gap layer, an integrated shield comprising side shields on the substrate laterally surrounding the pole tip and a trailing shield overlying the pole tip and integral with the side shields.