US 12,133,442 B2
Display device
Hyunjae Na, Seoul (KR); Jaseung Ku, Seoul (KR); Kwan-Ho Kim, Yongin-si (KR); Gyeongnam Bang, Seoul (KR); Hoseok Son, Seoul (KR); and Sungyeon Cho, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Aug. 27, 2023, as Appl. No. 18/238,511.
Application 18/238,511 is a continuation of application No. 17/948,130, filed on Sep. 19, 2022, granted, now 11,758,790.
Application 17/948,130 is a continuation of application No. 17/402,870, filed on Aug. 16, 2021, granted, now 11,450,717, issued on Sep. 20, 2022.
Application 17/402,870 is a continuation of application No. 16/793,311, filed on Feb. 18, 2020, granted, now 11,094,757, issued on Aug. 17, 2021.
Application 16/793,311 is a continuation of application No. 16/012,767, filed on Jun. 20, 2018, granted, now 10,572,086, issued on Feb. 25, 2020.
Claims priority of application No. 10-2017-0108874 (KR), filed on Aug. 28, 2017.
Prior Publication US 2023/0422575 A1, Dec. 28, 2023
Int. Cl. G06F 3/044 (2006.01); G06F 3/041 (2006.01); H10K 59/40 (2023.01); H10K 77/10 (2023.01); G02B 1/11 (2015.01); G02B 5/30 (2006.01); H10K 102/00 (2023.01)
CPC H10K 59/40 (2023.02) [G06F 3/0412 (2013.01); G06F 3/0443 (2019.05); G06F 3/0446 (2019.05); G06F 3/0448 (2019.05); H10K 77/111 (2023.02); G02B 1/11 (2013.01); G02B 5/3016 (2013.01); G06F 2203/04102 (2013.01); G06F 2203/04111 (2013.01); G06F 2203/04112 (2013.01); H10K 2102/311 (2023.02)] 28 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel;
a sensing unit disposed on the display panel and comprising first and second sensing electrodes extending in a first direction and a third sensing electrode extending in a second direction crossing the first direction; and
a first dummy electrode,
wherein:
the first sensing electrode comprises a first extension extending in the first direction and a first branch extended from the first extension;
the second sensing electrode comprises a second extension extending in the first direction and spaced apart from the first extension in the second direction and a second branch extended from the second extension;
the third sensing electrode comprises a third extension extending in the second direction and a third branch extended from a first portion of the third extension to a second portion of the third extension;
the third extension and the third branch define a first opening;
the first opening is disposed between the first extension and the second extension in the second direction; and
the first dummy electrode is disposed in the first opening.