Kim, Jung Chul
(Mobile Business Unit, LG Display, Paju-si, Gyeonggi-do, Korea)
,
Yoo, Juhn Suk
(Mobile Business Unit, LG Display, Paju-si, Gyeonggi-do, Korea)
,
Hwang, Han Wook
(Mobile Business Unit, LG Display, Paju-si, Gyeonggi-do, Korea)
,
Choi, Hyun Chul
(Mobile Business Unit, LG Display, Paju-si, Gyeonggi-do, Korea)
,
Ha, Yong Min
(Mobile Business Unit, LG Display, Paju-si, Gyeonggi-do, Korea)
,
Kim, Hyun Jae
(School of Electric and Electronic Engineering, Yonsei University, Seoul, Korea)
A novel driving technology is introduced and adopted to low-temperature poly-crystalline silicon and oxide (LTPO) active-matrix organic light-emitting diode (AMOLED) display for flicker improvement at low frequency operation. The proposed LTPO pixel driving scheme can compensate for the hysteresis o...
A novel driving technology is introduced and adopted to low-temperature poly-crystalline silicon and oxide (LTPO) active-matrix organic light-emitting diode (AMOLED) display for flicker improvement at low frequency operation. The proposed LTPO pixel driving scheme can compensate for the hysteresis of the p-type driving TFT (D-TFT). The measurement results show that flicker performance is less than −50 dB ranging from 1 Hz to 10 Hz. With new driving technology, the LTPO AMOLED display can be operated at a low refresh rate without noticeable artifacts such as flicker.
A novel driving technology is introduced and adopted to low-temperature poly-crystalline silicon and oxide (LTPO) active-matrix organic light-emitting diode (AMOLED) display for flicker improvement at low frequency operation. The proposed LTPO pixel driving scheme can compensate for the hysteresis of the p-type driving TFT (D-TFT). The measurement results show that flicker performance is less than −50 dB ranging from 1 Hz to 10 Hz. With new driving technology, the LTPO AMOLED display can be operated at a low refresh rate without noticeable artifacts such as flicker.
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