US 12,223,883 B2
Display device and method for driving the same
Byungchang Yu, Yongin-si (KR); Oh-Kyong Kwon, Seoul (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 Apr. 25, 2023, as Appl. No. 18/139,113.
Claims priority of application No. 10-2022-0087955 (KR), filed on Jul. 18, 2022.
Prior Publication US 2024/0021144 A1, Jan. 18, 2024
Int. Cl. G09G 3/32 (2016.01)
CPC G09G 3/32 (2013.01) [G09G 2310/0267 (2013.01); G09G 2320/0247 (2013.01); G09G 2330/028 (2013.01)] 27 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel including a pixel; and
a panel driver configured to drive the display panel,
wherein the pixel includes:
a light emitting element;
a first capacitor including a first electrode connected to a first node and a second electrode connected to a second node;
a second capacitor including a first electrode connected to the second node and a second electrode connected to a third node;
a first transistor including a first electrode connected to the second node, a second electrode connected to the light emitting element, and a gate electrode connected to the first node;
a second transistor connected between the second electrode of the second capacitor and a data line, and configured to operate depending on a first scan signal provided from the panel driver;
a third transistor connected between the second electrode of the second capacitor and the second transistor, and configured to operate depending on a first light emitting control signal provided from the panel driver;
a fourth transistor connected between a reference voltage line, which is to receive a reference voltage, and the first electrode of the first capacitor, and configured to operate depending on a second scan signal provided from the panel driver; and
a fifth transistor connected between the reference voltage line and the second electrode of the second capacitor, and configured to operate depending on a third scan signal provided from the panel driver,
wherein the second scan signal has an activation level for a first period, and the first light emitting control signal has a deactivation level for the first period.