US 12,272,298 B2
Display apparatus
Junhyun Park, Suwon-si (KR); Jangmi Kang, Seoul (KR); and Minjae Jeong, Hwaseong-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-Si (KR)
Filed on Feb. 19, 2024, as Appl. No. 18/444,976.
Application 18/444,976 is a continuation of application No. 18/123,847, filed on Mar. 20, 2023, granted, now 11,908,396.
Application 18/123,847 is a continuation of application No. 17/540,075, filed on Dec. 1, 2021, granted, now 11,610,538, issued on Mar. 21, 2023.
Claims priority of application No. 10-2021-0022764 (KR), filed on Feb. 19, 2021.
Prior Publication US 2024/0194125 A1, Jun. 13, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G09G 3/32 (2016.01)
CPC G09G 3/32 (2013.01) [G09G 2300/0426 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/0267 (2013.01); G09G 2310/08 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a display panel comprising a pixel;
a gate driver configured to provide a gate signal to the pixel; and
a data driver configured to provide a data voltage to the pixel,
wherein the pixel comprises:
a light emitting element;
a driving switching element configured to apply a driving current to the light emitting element;
a bias switching element configured to provide a bias voltage to a first electrode of the driving switching element;
a data writing switching element configured to apply the data voltage to a fourth node; and
a reference switching element configured to apply a reference voltage to the fourth node, and
wherein the reference switching element is different from the bias switching element.