Invention Grant
- Patent Title: Low offset and high sensitivity vertical hall effect sensor
- Patent Title (中): 低偏移和高灵敏度垂直霍尔效应传感器
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Application No.: US14478317Application Date: 2014-09-05
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Publication No.: US09252355B2Publication Date: 2016-02-02
- Inventor: Johan Vanderhaegen , Chinwuba Ezekwe , Xinyu Xing
- Applicant: Robert Bosch GmbH
- Applicant Address: DE Stuttgart
- Assignee: Robert Bosch GmbH
- Current Assignee: Robert Bosch GmbH
- Current Assignee Address: DE Stuttgart
- Agency: Maginot Moore & Beck LLP
- Main IPC: H01L27/22
- IPC: H01L27/22 ; H01L43/06 ; G01R33/07 ; G01R33/00

Abstract:
A vertical Hall Effect sensor is provided having a high degree of symmetry between its bias modes, can be adapted to exhibit a small pre-spinning systematic offset, and complies with the minimal spacing requirements allowed by the manufacturing technology (e.g., CMOS) between the inner contacts. These characteristics enable the vertical Hall Effect sensor to have optimal performance with regard to offset and sensitivity.
Public/Granted literature
- US20150069563A1 Low Offset and High Sensitivity Vertical Hall Effect Sensor Public/Granted day:2015-03-12
Information query
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