公开(公告)号：US11818928B2

公开(公告)日：2023-11-14

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: H01L29/08 ,  H10K59/131 ,  H05K1/18 ,  H10K59/121

CPC classification number: H10K59/131 ,  H05K1/189 ,  H10K59/1213 ,  H10K59/1216 ,  H05K2201/10128

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.

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.

公开(公告)号：US11985873B2

公开(公告)日：2024-05-14

申请号：US17444401

申请日：2021-08-04

Applicant: Samsung Display Co., Ltd.

Inventor： Dongyoub Lee ,  Heejin Kim ,  Kitae Kim ,  Juhyun Shin

IPC: H10K59/131 ,  H10K59/40

CPC classification number: H10K59/131 ,  H10K59/40

Abstract: A display device includes: a display area having a plurality of sub-pixels; a plurality of pad electrodes in a peripheral area outside the display area; a first organic insulating layer comprising an opening overlapping the plurality of pad electrodes; and an integrated circuit overlapping the plurality of pad electrodes and electrically connected to the plurality of pad electrodes, wherein a distance between an edge of the first organic insulating layer defining the opening and an edge of the integrated circuit is 40 micrometers (μm) or more.