Invention Grant
- Patent Title: Methods and apparatus for optical image stabilization
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Application No.: US17249256Application Date: 2021-02-25
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Publication No.: US11223767B1Publication Date: 2022-01-11
- Inventor: Yoshihisa Tabuchi , Tomofumi Watanabe
- Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
- Applicant Address: US AZ Phoenix
- Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
- Current Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
- Current Assignee Address: US AZ Phoenix
- Agency: Dickinson Wright PLLC
- Main IPC: H04N5/232
- IPC: H04N5/232 ; H04N5/225

Abstract:
Various embodiments of the present technology may provide methods and apparatus for optical image stabilization. A system may include an actuator control circuit responsive to a sensor and a feedback signal from an actuator. The actuator control circuit may be configured to calibrate a gain applied to a drive signal based on a measured difference value of the feedback signal generated by the actuator control circuit and a predetermined difference value.
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