发明授权
- 专利标题: Side-by-side magnetic head configuration with flared pole tip layer and read sensor sharing same plane
- 专利标题(中): 并排磁头配置带扩口极尖层和读取传感器共享同一平面
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申请号: US10884367申请日: 2004-06-30
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公开(公告)号: US07692893B2公开(公告)日: 2010-04-06
- 发明人: Vladimir Nikitin , Samuel Wei-san Yuan
- 申请人: Vladimir Nikitin , Samuel Wei-san Yuan
- 申请人地址: NL Amsterdam
- 专利权人: Hitachi Global Storage Technologies Netherlands, B.V.
- 当前专利权人: Hitachi Global Storage Technologies Netherlands, B.V.
- 当前专利权人地址: NL Amsterdam
- 代理机构: Merchant & Gould
- 主分类号: G11B5/265
- IPC分类号: G11B5/265 ; G11B5/29 ; G11B5/31 ; G11B5/39
摘要:
A method and apparatus for processing sub-micron write head flare definition is provided. The method for processing a perpendicular magnetic head forms a portion of a perpendicular write head, where the portion of the write head includes a first pole layer, a coil layer, a second pole layer and a write pole, the method forms a portion of a magnetic read head adjacent to the portion of the perpendicular write head, where the portion of the read head includes a shield layer and a sensor, the method also laps the write pole concurrently with the sensor to define a flare position of the pole tip and to define a sensor height, where the flare position of the pole tip is defined in the same photo-lithography step as the back edge of the sensor.
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