ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,494, issued on April 29, was assigned to LG INNOTEK Co. LTD. (Seoul, South Korea).
"Optical apparatus and driving method therefor" was invented by Do Won Yi (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical apparatus and a driving method therefor according to an embodiment are disclosed. The optical apparatus comprises: a lens assembly including a liquid lens; and a control circuit for generating a driving signal for driving the liquid lens, wherein the driving signal includes a first section and a second section having driving signals with different waveform shapes."
The patent was filed on Sept. 18, 2020, under Applicat...