Invention Grant
- Patent Title: Capping materials for magnetic read head sensor
- Patent Title (中): 磁读头传感器的封盖材料
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Application No.: US14012595Application Date: 2013-08-28
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Publication No.: US08958180B1Publication Date: 2015-02-17
- Inventor: Chando Park , Zheng Gao , Sangmun Oh , Susumu Okamura , James Mac Freitag
- Applicant: HGST Netherlands B.V.
- Applicant Address: NL Amsterdam
- Assignee: HGST Netherlands, B.V.
- Current Assignee: HGST Netherlands, B.V.
- Current Assignee Address: NL Amsterdam
- Agency: Patterson & Sheridan, LLP
- Main IPC: G11B5/39
- IPC: G11B5/39
Abstract:
Embodiments of the present invention generally relate to a magnetic head having a sensor structure comprising a pinned layer, a spacer layer, a free layer and a capping structure. The free layer has a topmost layer comprising CoB and the capping structure comprises an X layer, where X is an element such as Hf, Zr, Ti, V, Nb, or Ta.
Public/Granted literature
- US20150062759A1 CAPPING MATERIALS FOR MAGNETIC READ HEAD SENSOR Public/Granted day:2015-03-05
Information query
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