US 12,336,396 B2
Coating layer disposed on a plurality of conductive particles between a display panel and a printed circuit board
Sang Hyeon Song, Suwon-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Dec. 20, 2021, as Appl. No. 17/555,615.
Claims priority of application No. 10-2020-0180660 (KR), filed on Dec. 22, 2020.
Prior Publication US 2022/0199749 A1, Jun. 23, 2022
Int. Cl. H10K 59/131 (2023.01); H01L 21/56 (2006.01); H01L 23/00 (2006.01); H01L 23/31 (2006.01); H01L 23/40 (2006.01); H05K 1/14 (2006.01); H05K 1/18 (2006.01); H05K 3/34 (2006.01); H05K 3/36 (2006.01); H10K 59/12 (2023.01)
CPC H10K 59/131 (2023.02) [H01L 21/561 (2013.01); H01L 23/3107 (2013.01); H01L 23/4012 (2013.01); H01L 24/25 (2013.01); H01L 24/73 (2013.01); H05K 1/147 (2013.01); H05K 1/189 (2013.01); H05K 3/3457 (2013.01); H05K 3/363 (2013.01); H10K 59/1201 (2023.02)] 15 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel including a plurality of pad electrodes arranged in a first direction;
a printed circuit board including a plurality of lead electrodes facing the plurality of pad electrodes, respectively;
a plurality of conductive particles disposed between the display panel and the printed circuit board at predetermined intervals;
a coating layer disposed on the plurality of conductive particles and having a thickness varying in the first direction from each of the plurality of lead electrodes toward each of the plurality of pad electrodes; and
a filling member disposed on the coating layer and including an insulating material, wherein the coating layer is disposed between the plurality of conductive particles and the filling member.