US 11,683,964 B2
Organic light emitting diode display having electrode structure for improved display quality
Kang Moon Jo, Hwaseong-si (KR); Chong Chui Chai, Seoul (KR); Jun Hyun Park, Suwon-si (KR); and An Su Lee, Seoul (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Aug. 10, 2020, as Appl. No. 16/988,984.
Claims priority of application No. 10-2019-0134476 (KR), filed on Oct. 28, 2019.
Prior Publication US 2021/0126079 A1, Apr. 29, 2021
Int. Cl. H01L 27/14 (2006.01); H01L 27/32 (2006.01); G09G 3/3208 (2016.01); H01L 27/12 (2006.01); H01L 51/52 (2006.01)
CPC H01L 27/3276 (2013.01) [G09G 3/3208 (2013.01); H01L 27/1255 (2013.01); H01L 27/3262 (2013.01); H01L 27/3265 (2013.01); H01L 51/52 (2013.01); H01L 51/5203 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An organic light emitting diode display comprising:
a substrate;
a semiconductor pattern disposed on the substrate;
a first conductive layer disposed on the semiconductor pattern and including a first gate electrode having an island-shaped structure, a second gate electrode having an island-shaped structure, and a third gate electrode having an island-shaped structure; and
a second conductive layer disposed on the first conductive layer and including a first initialization voltage line overlapping the first gate electrode, a scan line overlapping the second gate electrode and a control signal line overlapping the third gate electrode,
wherein the control signal line is electrically connected to the third gate electrode, the scan line is electrically connected to the second gate electrode, and
the first initialization voltage line, the scan line, and the control signal line extend in a first direction.