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Pat. 10908384 United States, Int. Cl.22 G02B 3/12, G02B 1/06, G02B 3/14, G02B 7/02, G02B 7/09, G02B 26/08, G02F 1/03, G05F 1/59, H02M 3/07, H04N 5/225, H04N 5/232. Circuit for controlling voltage for driving liquid lens and camera module and optical device comprising same : Appl. N 16/345889 : Filed 31.10.2017 : Pub. 02.02.2021 : / Young Seop Moon ; Assignee Lg Innotek Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10908384/en?oq=US10908384.html (дата обращения: ДД.ММ.ГГГГ).