公开(公告)号：US20220013620A1

公开(公告)日：2022-01-13

申请号：US17369188

申请日：2021-07-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Huntae KIM ,  Sungun Park ,  Dongyoub Lee ,  Jiwon Han

IPC: H01L27/32 ,  H05K1/18

Abstract: A display apparatus having a display panel that includes a first pad portion is provided. A flexible printed circuit board is configured to attach to the display panel. The flexible printed circuit board includes a second pad portion that is configured to electrically connect to the first pad portion. The first pad portion includes a plurality of first signal pads, a first test pad, and a first alignment pad having a first shape. The second pad portion comprises a second alignment pad having a second shape. The second alignment pad includes a first portion and a second portion that are spaced apart from each other. The first shape and the second shape are configured to form a predetermined alignment mark when the flexible printed circuit board is attached to the display panel at a predetermined position.