公开(公告)号：US11437413B2

公开(公告)日：2022-09-06

申请号：US17126995

申请日：2020-12-18

Applicant: LG Display Co., Ltd.

Inventor： Cheolho Lee ,  Sunhwan Kim

IPC: H01L27/24 ,  H01L27/12 ,  H01L23/00

Abstract: A display device includes a display panel including a display area and a non-display area, a first output pad set, a second output pad set, and a buffer pad set that are disposed in the non-display area, and a path change circuit. In an exemplary embodiment, the path change circuit is configured to change a signal delivery path such that a signal delivered through the first output pad set or the second output pad set is delivered through the buffer pad set, when an enable signal is input.

公开(公告)号：US10672698B2

公开(公告)日：2020-06-02

申请号：US16215331

申请日：2018-12-10

Applicant: LG Display Co., Ltd.

Inventor： Daekyung Kim ,  Wansik Lim ,  Jaesung Jeon ,  Ri Yu ,  Cheolho Lee ,  Joohye Kang

IPC: H01L23/498 ,  H01L23/31 ,  H01L23/00 ,  G02F1/1345 ,  H05K1/00 ,  H05K1/14

Abstract: A chip on film according to the present disclosure includes a base film, a plurality of signal wirings on an upper surface and a lower surface of the base film to transmit a signal in two signal paths, a driving unit on one surface of the upper surface and the lower surface of the base film, a first pad and a second pad on one surface of the upper surface and the lower surface of the base film, and a plurality of through holes between the first pad and the second pad and electrically connect to the signal wiring.