公开(公告)号：US12147144B2

公开(公告)日：2024-11-19

申请号：US17556490

申请日：2021-12-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Young Kim ,  Byonggwon Song ,  Hongsuk Kim ,  Hoon Song ,  Kanghee Won ,  Hongseok Lee ,  Sunghee Jung

IPC: G02F1/29 ,  G02F1/31 ,  G06F3/01 ,  G02B30/00 ,  G02B30/22

Abstract: Provided is a beam deflector including: a first electrode layer including a plurality of electrode patterns that are arranged in a first direction; a second electrode layer provided to oppose the first electrode layer; a liquid crystal layer provided between the first electrode layer and the second electrode layer in a second direction perpendicular to the first direction, and including a plurality of liquid crystal molecules; an input channel unit including a plurality of input channels; a demultiplexer configured to divide each of the input channels into a preset number of divided channels, and connect the divided channels to the electrode patterns; and a control circuit connected to the demultiplexer, and configured to control an output signal output from the divided channels to the first electrode layer.