Invention Grant
- Patent Title: Domain control in bottom shield of MR sensor
- Patent Title (中): MR传感器底屏蔽域控制
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Application No.: US12391404Application Date: 2009-02-24
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Publication No.: US08194360B2Publication Date: 2012-06-05
- Inventor: Declan Macken , Eric W. Singleton
- Applicant: Declan Macken , Eric W. Singleton
- Applicant Address: US CA Cupertino
- Assignee: Seagate Technology LLC
- Current Assignee: Seagate Technology LLC
- Current Assignee Address: US CA Cupertino
- Agency: HolzerIPLaw, PC
- Main IPC: G11B5/127
- IPC: G11B5/127
Abstract:
A shield for a read element of a magnetic recording head includes a first domain with boundaries remote from the read element and stabilized with a patterned bias element. The patterned bias element comprises a topographical pattern of grooves formed on the shield substrate.
Public/Granted literature
- US20100214698A1 DOMAIN CONTROL IN BOTTOM SHIELD OF MR SENSOR Public/Granted day:2010-08-26
Information query
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