Invention Grant
- Patent Title: Micro-LED transfer method and manufacturing method
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Application No.: US16347617Application Date: 2016-11-07
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Publication No.: US10944023B2Publication Date: 2021-03-09
- Inventor: Quanbo Zou
- Applicant: GOERTEK. INC
- Applicant Address: CN Weifang
- Assignee: GOERTEK. INC
- Current Assignee: GOERTEK. INC
- Current Assignee Address: CN Weifang
- Agency: Miles & Stockbridge P.C.
- Agent Ajay A. Jagtiani
- International Application: PCT/CN2016/104926 WO 20161107
- International Announcement: WO2018/082100 WO 20180511
- Main IPC: H01L33/00
- IPC: H01L33/00 ; H01L25/075 ; H01L33/62 ; H01L23/00

Abstract:
A micro-LED transfer method and manufacturing method. The micro-LED (303) transfer method comprises: bringing pickup units (305) of a transfer head in contact with micro-LEDs (303) on a carrier substrate (301), wherein the pickup units (305) are able to apply current to the micro-LEDs (303); applying current to the micro-LEDs (303) via the pickup units (305) to heat up bonding layers (302) between the micro-LEDs (303) and the carrier substrate (301) to be melted; picking up the micro-LEDs (303) from the carrier substrate (301) with the transfer head; bonding the micro-LEDs (303) onto a receiving substrate (307); and removing the transfer head from the micro-LEDs.
Public/Granted literature
- US20190319165A1 MICRO-LED TRANSFER METHOD AND MANUFACTURING METHOD Public/Granted day:2019-10-17
Information query
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