Dynamic magnetic information storage or retrieval – Head – Core
Reexamination Certificate
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.
Chen Yingjian
Dang Xiaozhong
He Qing
Liu Francis
Stoev Kroum
Cao Allen
Harrison, Esq. Joshua C.
Sawyer Law Group
Western Digital (Fremont) Inc.
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