Invention Publication
- Patent Title: TRANSFER METHOD AND TRANSFER DEVICE OF LIGHT-EMITTING ELEMENT FOR DISPLAY
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Application No.: US18552143Application Date: 2022-03-11
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Publication No.: US20240178017A1Publication Date: 2024-05-30
- Inventor: Ik Kyu YOU , Jin Seok YANG
- Applicant: SEOUL VIOSYS CO., LTD.
- Applicant Address: KR Ansan-si
- Assignee: SEOUL VIOSYS CO., LTD.
- Current Assignee: SEOUL VIOSYS CO., LTD.
- Current Assignee Address: KR Ansan-si
- International Application: PCT/KR2022/003411 2022.03.11
- Date entered country: 2023-09-22
- Main IPC: H01L21/67
- IPC: H01L21/67 ; H01L21/66 ; H01L25/075 ; H01L25/13

Abstract:
A transfer method of a light-emitting element for a display, according to one or more embodiments of the present disclosure, comprises: producing a wafer having unit pixels; cutting the wafer on a temporary substrate to unify the unit pixels; measuring electrical or optical characteristics of the unified unit pixels; and transferring, to a carrier substrate, the unit pixels selected according to the electrical or optical characteristics, wherein the selected unit pixels are transferred to the carrier substrate in predetermined area-units encompassing a plurality of unit pixels.
Information query
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