US 12,207,499 B2
Pixel and a display device including the same
Oh-Kyong Kwon, Seoul (KR); Minjae Jeong, Hwaseong-si (KR); and Kyunghoon Chung, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Gyeonggi-Do (KR); and IUCF-HYU (Industry-University Cooperation Foundation Hanyang University), Seoul (KR)
Filed by Samsung Display Co., Ltd., Yongin-Si (KR); and IUCF-HYU (Industry-University Cooperation Foundation Hanyang University), Seoul (KR)
Filed on May 18, 2022, as Appl. No. 17/747,060.
Claims priority of application No. 10-2021-0084245 (KR), filed on Jun. 28, 2021.
Prior Publication US 2022/0415991 A1, Dec. 29, 2022
Int. Cl. G09G 3/3266 (2016.01); G09G 3/3275 (2016.01); H10K 59/121 (2023.01); H10K 59/131 (2023.01)
CPC H10K 59/1216 (2023.02) [G09G 3/3266 (2013.01); G09G 3/3275 (2013.01); H10K 59/1213 (2023.02); H10K 59/131 (2023.02); G09G 2310/061 (2013.01)] 24 Claims
OG exemplary drawing
 
1. A pixel, comprising:
a light emitting diode including an anode and a cathode;
a first capacitor connected between a first node and a second node;
a second capacitor connected between the second node and a third node;
a first transistor including a first electrode connected to the second node, a second electrode electrically connected to the anode of the light emitting diode, and a gate electrode connected to the first node;
a second transistor including a first electrode connected to the third node, a second electrode connected to a reference voltage line through which a reference voltage is provided, and a gate electrode connected to a first scan line through which a first scan signal is provided;
a third transistor including a first electrode electrically connected to the first node, a second electrode connected to the reference voltage line, and a gate electrode connected to a second scan line through which a second scan signal is provided; and
a fourth transistor including a first electrode connected to a data line, a second electrode connected to the third node, and a gate electrode connected to a third scan line through which a third scan signal is provided.