Writer with a hot seed zero throat and substantially flat...

Details Writer with a hot seed zero throat and substantially flat... Writer with a hot seed zero throat and substantially flat...

2005-06-28

2005-06-28

Cao, Allen (Department: 2652)

Dynamic magnetic information storage or retrieval

Head

Core

Reexamination Certificate

active

06912106

ABSTRACT:
A method and system for providing a recording head is disclosed. The method and system include providing a first pole, a second pole, a write gap and at least one coil. The write cap separates the first pole from the second pole. The coil(s) include a plurality of turns and is between the first and second poles. The first pole includes a pedestal that has a first portion and a second portion. The first portion includes a high moment electroplated material. The second portion includes a hot seed layer that has a high moment sputtered material. The second portion of the first pole is adjacent to the write gap.

REFERENCES:
patent: 5901432 (1999-05-01), Armstrong et al.
patent: 6282056 (2001-08-01), Feng et al.

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