US 12,289,966 B2
Display apparatus and method of manufacturing display apparatus
Chan-Jae Park, Suwon-si (KR); Kikyung Youk, Bucheon-si (KR); Sangduk Lee, Yongin-si (KR); Hyun A Lee, Seoul (KR); and Daehyuk Im, Daegu (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Appl. No. 17/624,223
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
PCT Filed Mar. 5, 2020, PCT No. PCT/KR2020/095020
§ 371(c)(1), (2) Date Dec. 30, 2021,
PCT Pub. No. WO2021/002738, PCT Pub. Date Jan. 7, 2021.
Claims priority of application No. 10-2019-0080130 (KR), filed on Jul. 3, 2019.
Prior Publication US 2022/0352290 A1, Nov. 3, 2022
Int. Cl. H10K 59/40 (2023.01); G02F 1/1345 (2006.01); H05K 3/32 (2006.01); H10K 59/131 (2023.01); H10K 71/00 (2023.01); H10K 85/10 (2023.01); H10K 59/12 (2023.01)
CPC H10K 59/131 (2023.02) [H10K 59/40 (2023.02); H10K 71/00 (2023.02); H10K 59/1201 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a display panel having a display region and a non-display region, the display panel comprising a plurality of panel pads disposed in the non-display region;
a flexible circuit board comprising a plurality of connection pads overlapping corresponding to the plurality of panel pads; and
a bonding layer disposed between the display panel and the flexible circuit board and including comprising a conductive polymer, wherein the bonding layer comprises:
a plurality of conductive portions overlapping the plurality of panel pads and the plurality of connection pads, the plurality of conductive portions having a first conductivity value; and
a plurality of non-conductive portions not overlapping the plurality of panel pads and the plurality of connection pads, each of the plurality of non-conductive portions fill a space between the display panel and the flexible circuit board, and the plurality of non-conductive portions having a second conductivity value smaller than the first conductivity value.