Liquid lens control device
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United States of America Patent
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Sep 10, 2024
Grant Date -
Aug 11, 2022
app pub date -
Jul 9, 2020
filing date -
Jul 9, 2019
priority date (Note) -
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Abstract
A liquid lens control apparatus according to an embodiment includes: a liquid lens containing a first liquid and a second liquid that form an interface with a first electrode and a second electrode; a lens driver applying a voltage to the first electrode and the second electrode to control the interface, and including a plurality of switching elements; a temperature sensing unit sensing a temperature of the liquid lens; and a control unit controlling the lens driver so that the interface forms a target interface, wherein the control unit controls switching states of the plurality of switching elements of the lens driver to be maintained during a temperature sensing period in which the temperature sensing unit operates.
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