公开(公告)号：US12016211B2

公开(公告)日：2024-06-18

申请号：US18161844

申请日：2023-01-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yeon Hong Kim ,  Eun Hye Ko ,  Eun Hyun Kim ,  Kyoung Won Lee ,  Sun Hee Lee ,  Jun Hyung Lim

IPC: H10K59/126 ,  G09G3/3208 ,  H01L27/12 ,  H01L29/786 ,  H10K50/80 ,  H10K59/12 ,  H10K59/131 ,  H10K59/121

CPC classification number: H10K59/126 ,  H10K59/1315 ,  H01L27/124 ,  H10K59/1201 ,  H10K59/1213

Abstract: A display device includes a substrate, a corrosion prevention layer on the substrate and including an inorganic material, a first conductive layer on the corrosion prevention layer and including aluminum or an aluminum alloy, a first insulating film on the first conductive layer, a semiconductor layer on the first insulating film and including a channel region of a transistor, a second insulating film on the semiconductor layer, and a second conductive layer on the second insulating film and including a barrier layer, which includes titanium, and a main conductive layer, which includes aluminum or an aluminum alloy, wherein the semiconductor layer includes an oxide semiconductor, and the barrier layer is between the semiconductor layer and the main conductive layer and overlaps the channel region of the transistor.

公开(公告)号：US20220140029A1

公开(公告)日：2022-05-05

申请号：US17579699

申请日：2022-01-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Ho PARK ,  Yeon Hong Kim ,  Jin Yeong Kim ,  Jin Taek Kim ,  Soo Hyun Moon ,  Mi Jin Park ,  Tae Hoon Yang ,  Sung-Jin Lee ,  Jin Woo Lee ,  Kwang Taek Hong

IPC: H01L27/32 ,  G09G3/3233 ,  G09G3/3258

Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic light emitting diode,

公开(公告)号：US11233104B2

公开(公告)日：2022-01-25

申请号：US16937035

申请日：2020-07-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Ho Park ,  Yeon Hong Kim ,  Jin Yeong Kim ,  Jin Taek Kim ,  Soo hyun Moon ,  Mi Jin Park ,  Tae Hoon Yang ,  Sung-Jin Lee ,  Jin Woo Lee ,  Kwang Taek Hong

IPC: G09G3/30 ,  H01L27/32 ,  G09G3/3233 ,  G09G3/3258 ,  H01L27/12

Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic light emitting diode.