公开(公告)号：US20200091268A1

公开(公告)日：2020-03-19

申请号：US16406243

申请日：2019-05-08

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonjong Cho ,  Seokje Seong ,  Jaehyun Lee

IPC: H01L27/32 ,  H01L27/12

Abstract: Provided is a display device including: a substrate having a display area and a peripheral area outside the display area; a first transistor and a second transistor each located over the display area of the substrate and arranged at different levels on the substrate; and a plurality of wirings located over the peripheral area of the substrate, wherein the plurality of wirings include first wirings and second wirings, the first wirings and the second wirings being located at different levels on the substrate and are alternately arranged with each other.

公开(公告)号：US11917872B2

公开(公告)日：2024-02-27

申请号：US16406243

申请日：2019-05-08

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonjong Cho ,  Seokje Seong ,  Jaehyun Lee

IPC: H01L27/12 ,  H10K59/131 ,  H10K59/121

CPC classification number: H10K59/131 ,  H01L27/1225 ,  H10K59/1216

Abstract: Provided is a display device including: a substrate having a display area and a peripheral area outside the display area; a first transistor and a second transistor each located over the display area of the substrate and arranged at different levels on the substrate; and a plurality of wirings located over the peripheral area of the substrate, wherein the plurality of wirings include first wirings and second wirings, the first wirings and the second wirings being located at different levels on the substrate and are alternately arranged with each other.

公开(公告)号：US11910675B2

公开(公告)日：2024-02-20

申请号：US17811976

申请日：2022-07-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoonjong Cho ,  Donghwi Kim ,  Jin Jeon

IPC: H10K59/131 ,  H01L29/786 ,  H01L27/12 ,  H10K50/80 ,  H10K50/88 ,  H10K59/121

CPC classification number: H10K59/131 ,  H01L27/124 ,  H01L27/1225 ,  H01L27/1255 ,  H01L29/7869 ,  H01L29/78651 ,  H10K50/80 ,  H10K50/88 ,  H10K59/1213 ,  H10K59/1315

Abstract: A display device includes a first thin-film transistor (TFT) including a first semiconductor layer including silicon semiconductor and a first gate electrode insulated from the first semiconductor layer, a first interlayer insulating layer covering the first gate electrode, a second TFT arranged on the first interlayer insulating layer and including a second semiconductor layer including oxide semiconductor and a second gate electrode insulated from the second semiconductor layer, a second interlayer insulating layer covering the second gate electrode, a first power supply voltage line arranged on the second interlayer insulating layer, a first planarization layer covering the first power supply voltage line, and a data line arranged on the first planarization layer and at least partially overlapping the first power supply voltage line.

公开(公告)号：US20220254849A1

公开(公告)日：2022-08-11

申请号：US17384860

申请日：2021-07-26

Applicant: Samsung Display Co., Ltd.

Inventor： Wangwoo Lee ,  Sungho Kim ,  Seokje Seong ,  Jinsung An ,  Minwoo Woo ,  Jiseon Lee ,  Yoonjong Cho

IPC: H01L27/32 ,  H01L51/52

Abstract: A display panel includes: a substrate including a first area, a second area, and a third area, first display elements in the first area, and second display elements in the second area; first pixel circuits in the first area and respectively connected to the first display elements; second pixel circuits in the third area and respectively connected to the second display elements; a first organic insulating layer covering the first pixel circuits; and connection wirings respectively connecting the second pixel circuits to the second display elements, wherein the connection wirings include a first connection wiring and a second connection wiring, the first connection wiring being disposed on the first organic insulating layer, and the second connection wiring being disposed under the first organic insulating layer.

公开(公告)号：US20230006025A1

公开(公告)日：2023-01-05

申请号：US17851444

申请日：2022-06-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wangwoo Lee ,  Sungho Kim ,  Seokje Seong ,  Jinsung An ,  Minwoo Woo ,  Seunghyun Lee ,  Jiseon Lee ,  Yoonjong Cho

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes: a substrate including a main display area and an auxiliary display area, the auxiliary display area including a component area and a middle area; a main pixel circuit, and a main display element connected to the main pixel circuit; a first auxiliary display element arranged in the component area; a first auxiliary pixel circuit, a second auxiliary pixel circuit, and a second auxiliary display element connected to the second auxiliary pixel circuit, which are arranged in the middle area; a connection wiring connecting the first auxiliary display element and the first auxiliary pixel circuit; and a reflection reduction layer provided between the substrate and the first auxiliary display element to correspond to the first auxiliary display element, in which the first auxiliary display element includes a first auxiliary pixel electrode, and the reflection reduction layer completely overlaps the first auxiliary pixel electrode. in a plan view

公开(公告)号：US11387312B2

公开(公告)日：2022-07-12

申请号：US17003522

申请日：2020-08-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoonjong Cho ,  Donghwi Kim ,  Jin Jeon

IPC: H01L27/32 ,  H01L29/786

Abstract: A display device includes a first thin-film transistor (TFT) including a first semiconductor layer including silicon semiconductor and a first gate electrode insulated from the first semiconductor layer, a first interlayer insulating layer covering the first gate electrode, a second TFT arranged on the first interlayer insulating layer and including a second semiconductor layer including oxide semiconductor and a second gate electrode insulated from the second semiconductor layer, a second interlayer insulating layer covering the second gate electrode, a first power supply voltage line arranged on the second interlayer insulating layer, a first planarization layer covering the first power supply voltage line, and a data line arranged on the first planarization layer and at least partially overlapping the first power supply voltage line.

公开(公告)号：US11328665B2

公开(公告)日：2022-05-10

申请号：US17110725

申请日：2020-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongsoo Lee ,  Kyunghyun Baek ,  Sewan Son ,  Yoonjong Cho ,  Moosoon Ko ,  Yeonha Baek ,  Seokje Seong ,  Jinsung An ,  Inhyuck Yeo ,  Seongjun Lee ,  Jaehyun Lee

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A pixel including: a light-emitting diode; a first PMOS transistor including a first electrode connected to a node and a second electrode transmitting a driving current to the light-emitting diode; a second transistor connected between a data line and the node and turned on by a first scan signal; a third NMOS transistor connected between a gate electrode and the second electrode of the first transistor and turned on by a first emission control signal; a fourth NMOS transistor connected between the gate electrode of the first transistor and a first initialization voltage line and turned on by a second emission control signal; a fifth transistor connected between a driving voltage line and the node and turned on by the first emission control signal; and a sixth transistor connected between the second electrode of the first transistor and the light-emitting diode and turned on by the first emission control signal.