US 12,238,965 B2
Light emitting display apparatus and multi-screen display apparatus including the same
Byungjin Kim, Paju-si (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Nov. 11, 2021, as Appl. No. 17/524,686.
Claims priority of application No. 10-2020-0153377 (KR), filed on Nov. 17, 2020.
Prior Publication US 2022/0158139 A1, May 19, 2022
Int. Cl. H10K 50/86 (2023.01); G09F 9/302 (2006.01); H10K 50/844 (2023.01)
CPC H10K 50/86 (2023.02) [G09F 9/3026 (2013.01); H10K 50/844 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A light emitting display apparatus comprising:
a substrate;
a light emitting device layer including a light emitting device disposed on the substrate;
a dam pattern portion disposed at an edge portion of the substrate and in contact with the light emitting device layer;
an encapsulation layer disposed on the light emitting device layer and including an organic material disposed in an inner region surrounded by the dam pattern portion; and
a device isolation portion disposed at the edge portion of the substrate to isolate the light emitting device,
wherein the dam pattern portion includes:
a discontinuous dam pattern disposed along the edge portion of the substrate and configured to include a plurality of line dam patterns spaced apart from one another to have a gap space, and
a continuous dam pattern disposed on the discontinuous dam pattern,
wherein the continuous dam pattern includes a plurality of protruding patterns protruding into the gap space between the plurality of line dam patterns.