US 11,723,243 B2
Organic light emitting display device including a connecting structure with dummy pad on flexible substrate
Young Eun Nam, Suncheon-si (KR); and Cheol Hwan Eom, Asan-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Oct. 26, 2020, as Appl. No. 17/79,613.
Claims priority of application No. 10-2019-0153761 (KR), filed on Nov. 26, 2019.
Prior Publication US 2021/0159304 A1, May 27, 2021
Int. Cl. H10K 59/131 (2023.01); H10K 59/88 (2023.01); G09G 3/3208 (2016.01)
CPC H10K 59/131 (2023.02) [H10K 59/88 (2023.02); G09G 3/3208 (2013.01)] 21 Claims
OG exemplary drawing
 
1. An organic light emitting display device, comprising:
a substrate having a display area and a non-display area at least partially surrounds the display area;
a pixel structure disposed in the display area on the substrate;
a via insulating layer disposed in the non-display area on the substrate and having a contact hole;
a lower pad disposed on the via insulating layer; and
a connecting structure including:
a flexible substrate disposed on the lower pad;
an upper pad disposed between the flexible substrate and the lower pad; and
an upper dummy pad spaced apart from the upper pad in a first direction on a bottom surface of the flexible substrate,
wherein the first direction is a direction in which the lower pad is spaced apart from the pixel structure.