公开(公告)号：US20230378392A1

公开(公告)日：2023-11-23

申请号：US18099914

申请日：2023-01-20

Applicant: SEMES CO., LTD.

Inventor： In Ho KIM ,  Jae Youl KIM ,  Cheol Yong SHIN ,  Jin Woo JANG

IPC: H01L33/00 ,  H01L25/075 ,  H01L33/20

CPC classification number: H01L33/005 ,  H01L25/0753 ,  H01L33/20

Abstract: A particle alignment device for a micro LED display, the particle alignment device includes a glass electrode arranged on one surface of the glass substrate on which a pattern is formed, a gripper supporting a glass substrate, the gripper including a gripper electrode interposed between the glass substrate and the gripper, a resistance unit connecting the glass electrode, and an AC signal generator connected to the gripper electrode to generate an AC signal. The glass electrode and the gripper electrode are arranged to oppose each other with the glass substrate interposed therebetween.