Invention Grant
- Patent Title: Magnetic sensor, magnetic detector, and magnetic head
- Patent Title (中): 磁传感器，磁检测器和磁头
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Application No.: US13017935Application Date: 2011-01-31
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Publication No.: US08488282B2Publication Date: 2013-07-16
- Inventor: Tomoyuki Sasaki , Tohru Oikawa , Kiyoshi Noguchi
- Applicant: Tomoyuki Sasaki , Tohru Oikawa , Kiyoshi Noguchi
- Applicant Address: JP Tokyo
- Assignee: TDK Corporation
- Current Assignee: TDK Corporation
- Current Assignee Address: JP Tokyo
- Agency: Oliff & Berridge, PLC
- Priority: JP2010-038854 20100224
- Main IPC: G11B5/33
- IPC: G11B5/33
Abstract:
A magnetic sensor comprises a channel, a ferromagnetic body and first and second reference electrodes on the channel, a magnetic shield covering a part of the channel opposing the ferromagnetic body, and an insulating film disposed between the channel and the magnetic shield, while the magnetic shield has a through-hole extending toward the part of the channel opposing the ferromagnetic body.
Public/Granted literature
- US20110205666A1 MAGNETIC SENSOR, MAGNETIC DETECTOR, AND MAGNETIC HEAD Public/Granted day:2011-08-25
Information query
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