IMID 2024, Jeju, Korea

Novel Pixel Circuit Compensating for Sub-threshold Swing Variations and Threshold Voltage Shifts of Depletion Mode a-IGZO TFT in AMOLED Displays 

Hyunwoo Kim, Jinho Moon, Yongchan Kim, and Hojin Lee

Abstract

 We proposed a novel pixel circuit for AM-OLED displays with double gate structure based on a-IGZO TFTs. The proposed pixel circuit compensates for the operation in depletion mode and the variation in VTH and S∙S of the driving TFT.