Invention Grant
- Patent Title: Multiple CCP layers in magnetic read head devices
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Application No.: US12930756Application Date: 2011-01-14
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Publication No.: US07990660B2Publication Date: 2011-08-02
- Inventor: Kunliang Zhang , Min Li , Yu-Hsia Chen
- Applicant: Kunliang Zhang , Min Li , Yu-Hsia Chen
- Applicant Address: US CA Milpitas
- Assignee: Headway Technologies, Inc.
- Current Assignee: Headway Technologies, Inc.
- Current Assignee Address: US CA Milpitas
- Agency: Saile Ackerman LLC
- Agent Stephen B. Ackerman
- Main IPC: G11B5/127
- IPC: G11B5/127
Abstract:
An improved CPP magnetic read device whose oxide barrier comprises at least two separate CCP layers is disclosed. These two CCP layers differ in the PIT and IAO treatments that they received relative to the PIT/IAO treatment that would be used when only a single CCP layer is formed.
Public/Granted literature
- US20110117388A1 Multiple CCP layers in magnetic read head devices Public/Granted day:2011-05-19
Information query
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