Title:
OPTICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/091212
Kind Code:
A1
Abstract:
An embodiment provides an optical device comprising: a lens assembly which includes a liquid lens comprising a first liquid and a second liquid forming an interface therebetween; a temperature sensor which senses the temperature of the liquid lens; and a controller which controls a driving signal for the liquid lens, wherein the controller controls the driving signal by using a first function when the sensed temperature is in a first temperature range and by using a second function different from the first function when the sensed temperature is in a second temperature range.
Inventors:
KIM UI JUN (KR)
Application Number:
PCT/KR2020/015282
Publication Date:
May 14, 2021
Filing Date:
November 04, 2020
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G02B3/14; G02B26/00; H04N5/225
Foreign References:
| JP2011530722A | 2011-12-22 | |||
| JP2008515021A | 2008-05-08 | |||
| US20080277480A1 | 2008-11-13 | |||
| US20180136372A1 | 2018-05-17 | |||
| KR20180087082A | 2018-08-01 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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