US 12,445,781 B2
Display device
Jung Hun Noh, Yongin-si (KR); Yi Joon Ahn, Seoul (KR); and Jae Woo Im, Seoul (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Dec. 13, 2021, as Appl. No. 17/549,624.
Application 17/549,624 is a continuation of application No. 16/296,251, filed on Mar. 8, 2019, granted, now 11,201,194.
Claims priority of application No. 10-2018-0091069 (KR), filed on Aug. 6, 2018.
Prior Publication US 2022/0102443 A1, Mar. 31, 2022
Int. Cl. H04R 17/00 (2006.01); G09G 3/34 (2006.01); H04R 1/02 (2006.01); H05K 7/20 (2006.01); H10K 59/00 (2023.01); H10K 59/80 (2023.01)
CPC H04R 17/00 (2013.01) [H04R 1/028 (2013.01); H10K 59/00 (2023.02); G09G 3/344 (2013.01); H04R 2499/11 (2013.01); H04R 2499/15 (2013.01); H05K 7/20963 (2013.01); H05K 2201/10128 (2013.01); H10K 59/8731 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel;
a sound generator disposed on one surface of the display panel; and a porous layer disposed adjacent to the sound generator,
wherein the porous layer includes a nonporous first coupling layer, a second coupling layer, and an intermediate layer interposed between the first and second coupling layers and including a plurality of air pockets, and
wherein the first coupling layer and the intermediate layer contact side surfaces of the sound generator, and do not overlap the sound generator in a thickness direction of the display panel, the thickness direction being normal to the one surface of the display panel.