公开(公告)号：US20240234179A9

公开(公告)日：2024-07-11

申请号：US18224973

申请日：2023-07-21

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Won HAN ,  Chung Sic CHOI ,  Won Hee OH ,  Han Chun RYU ,  Jae Woo LEE

IPC: H01L21/67 ,  H01L21/677

CPC classification number: H01L21/67132 ,  H01L21/67144 ,  H01L21/67265 ,  H01L21/67766 ,  H01L25/167

Abstract: A light-emitting element transfer system includes raw film cutting device for forming a transfer member by cutting a raw film, a stretching device for stretching a transfer film with a plurality of light-emitting elements disposed thereon, a circuit board support member for supporting a circuit board and transport head for adsorbing the transfer member and transferring the light-emitting elements on the transfer film onto the circuit board by using the adsorbed transfer member.

公开(公告)号：US20240243107A1

公开(公告)日：2024-07-18

申请号：US18392633

申请日：2023-12-21

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Won HAN ,  Han Chun RYU

IPC: H01L25/075

CPC classification number: H01L25/0753

Abstract: A transfer film stretching device includes: a transfer film support unit having a top surface configured to receive a transfer film, the transfer film having light emitting elements arranged at a first distance mounted thereon; a first stretching unit outside the transfer film support unit and configured to move in one direction or another direction of a third direction while fixing an outer edge of the transfer film to stretch a width of the transfer film in an outer circumferential direction; and a second stretching unit between the first stretching unit and the transfer film support unit and movable in the one direction or the other direction of the third direction independently of the first stretching unit.

公开(公告)号：US20240136208A1

公开(公告)日：2024-04-25

申请号：US18224973

申请日：2023-07-20

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Won HAN ,  Chung Sic CHOI ,  Won Hee OH ,  Han Chun RYU ,  Jae Woo LEE

IPC: H01L21/67 ,  H01L21/677

CPC classification number: H01L21/67132 ,  H01L21/67144 ,  H01L21/67265 ,  H01L21/67766 ,  H01L25/167

Abstract: A light-emitting element transfer system includes raw film cutting device for forming a transfer member by cutting a raw film, a stretching device for stretching a transfer film with a plurality of light-emitting elements disposed thereon, a circuit board support member for supporting a circuit board and transport head for adsorbing the transfer member and transferring the light-emitting elements on the transfer film onto the circuit board by using the adsorbed transfer member.