公开(公告)号：US11462594B2

公开(公告)日：2022-10-04

申请号：US16878003

申请日：2020-05-19

Applicant: Samsung Display Co., Ltd.

Inventor： Ansu Lee ,  Sunkwang Kim ,  Hyungjin Song ,  Kangmoon Jo

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display apparatus includes a substrate including a display area including a first display device, a second display device, and a third display device. The display apparatus includes a first protection layer disposed on the first, second, and third display devices, a first color conversion layer disposed on the first protection layer corresponding to the first display device and including first quantum dots converting incident light into first light, a second color conversion layer disposed on the first protection layer corresponding to the second display device and including second quantum dots converting incident light into second light, and a third color conversion layer disposed on the first protection layer corresponding to the third display device and including light scattering particles converting incident light into third light.

公开(公告)号：US11176856B2

公开(公告)日：2021-11-16

申请号：US16274157

申请日：2019-02-12

Applicant: Samsung Display Co., Ltd.

Inventor： Donghee Shin ,  Hyungjin Song ,  Byoungsun Na ,  Yoomi Ra ,  Soohong Cheon

IPC: G09G3/00 ,  G09G3/36 ,  G02F1/1368 ,  G02F1/1362

Abstract: A display device and a method of inspecting signal lines of the display device facilitating inspection of a large number of signal lines are disclosed. According to one embodiment, the display device includes: a substrate; a first signal line disposed in a display area of the substrate; and a first inspection line disposed in a non-display area of the substrate and connected to the first signal line. The first inspection line includes: a first line connected to the first signal line; a second line disposed on a layer substantially the same as a layer on which the first line is disposed, the second line spaced apart from the first line; and a third line disposed on a layer different from the layer on which the first line and the second line are disposed with an insulating layer interposed therebetween, the third line overlapping at least a portion of the first line and a portion of the second line.

公开(公告)号：US20230255075A1

公开(公告)日：2023-08-10

申请号：US17967757

申请日：2022-10-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sunkwang Kim ,  Donghyeon Ki ,  Hyungjin Song ,  Dongyoon Lee ,  Seongyoung Lee

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L27/3279 ,  H01L51/56 ,  H01L2227/323

Abstract: A display apparatus includes a substrate including a data line extending in a first direction, a voltage line extending in the first direction, and a first circuit disposed in a non-display area and electrically connected to the data line and the voltage line, wherein the first circuit includes a thin-film transistor including a semiconductor layer and a gate electrode overlapping a semiconductor layer, where one side of the semiconductor layer is electrically connected to the data line and another side is electrically connected to the voltage line, a first capacitor including a first lower electrode not overlapping the semiconductor layer and a first upper electrode on the first lower electrode, and a second capacitor including a second lower electrode not overlapping the semiconductor layer and a second upper electrode on the second lower electrode, and the gate electrode is at a same layer as the data line and the voltage line.

公开(公告)号：US11626465B2

公开(公告)日：2023-04-11

申请号：US16914558

申请日：2020-06-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ansu Lee ,  Hyungjin Song ,  Kangmoon Jo

IPC: H01L27/32

Abstract: A display apparatus includes a substrate with a first area and a second area outside the first area, a plurality of pixels located in the first area, a power supply line located in the second area and having a through-hole penetrating the power supply line, a first insulating layer covering the power supply line and filling the through-hole thereof, a test pad located on the first insulating layer and electrically insulated from the power supply line, wherein the test pad overlaps a region defined by the through-hole, a second insulating layer covering the test pad, and a bridge located on the second insulating layer and electrically insulated from the test pad, and electrically connected to the power supply line via a first contact hole in the first insulating layer and the second insulating layer. The test pad is disposed beneath the bridge.

公开(公告)号：US10684521B2

公开(公告)日：2020-06-16

申请号：US16162368

申请日：2018-10-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Donghee Shin ,  Hyungjin Song ,  Byoungsun Na ,  Yoomi Ra ,  Soohong Cheon

IPC: G02F1/1362 ,  G02F1/1368 ,  G02F1/1343 ,  G09G3/36

Abstract: A display device including: a first substrate; a gate line extending along a first direction on the first substrate; a data line disposed on the first substrate, insulated from the gate line, and extending along a second direction that intersects the first direction; a gate electrode protruding from the gate line; a source electrode extending from the data line; a drain electrode spaced apart from the source electrode; a pixel electrode electrically connected to the drain electrode; and a storage electrode spaced apart from the gate line and the gate electrode. The drain electrode includes a first overlap portion overlapping the gate electrode and a second overlap portion overlapping the storage electrode, and the second overlap portion overlaps at least a part of the pixel electrode.

公开(公告)号：US12171130B2

公开(公告)日：2024-12-17

申请号：US17957250

申请日：2022-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： Ansu Lee ,  Sunkwang Kim ,  Hyungjin Song ,  Kangmoon Jo

IPC: H10K59/38 ,  H10K50/844 ,  H10K50/854 ,  H10K50/86 ,  H10K59/12 ,  H10K71/00

Abstract: A display apparatus includes a substrate including a display area including a first display device, a second display device, and a third display device. The display apparatus includes a first protection layer disposed on the first, second, and third display devices, a first color conversion layer disposed on the first protection layer corresponding to the first display device and including first quantum dots converting incident light into first light, a second color conversion layer disposed on the first protection layer corresponding to the second display device and including second quantum dots converting incident light into second light, and a third color conversion layer disposed on the first protection layer corresponding to the third display device and including light scattering particles converting incident light into third light.

公开(公告)号：US20240315094A1

公开(公告)日：2024-09-19

申请号：US18122245

申请日：2023-03-16

Applicant: Samsung Display Co., LTD.

Inventor： Sun Kwang Kim ,  Ki Nyeng Kang ,  Yoo Mi Ra ,  Kyung-Ho Park ,  Hyungjin Song ,  Kye Uk Lee ,  Hwan Young Jang

IPC: H10K59/131

CPC classification number: H10K59/131 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842

Abstract: A display device includes: a substrate; a first conductive layer disposed on the substrate and including a data line, an initialization voltage line, and a driving voltage line; and a semiconductor layer disposed on the first conductive layer. The semiconductor layer includes a first semiconductor, a second semiconductor, and a third semiconductor spaced apart from each other, the first semiconductor is electrically connected to the driving voltage line, the second semiconductor is electrically connected to the data line, the third semiconductor is electrically connected to the initialization voltage line, and the second semiconductor does not overlap the data line in a direction perpendicular to a surface of the substrate.

公开(公告)号：US20190227399A1

公开(公告)日：2019-07-25

申请号：US16162368

申请日：2018-10-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Donghee SHIN ,  Hyungjin Song ,  Byoungsun Na ,  Yoomi Ra ,  Soohong Cheon

IPC: G02F1/1362 ,  G02F1/1368 ,  G02F1/1343 ,  G09G3/36

Abstract: A display device including: a first substrate; a gate line extending along a first direction on the first substrate; a data line disposed on the first substrate, insulated from the gate line, and extending along a second direction that intersects the first direction; a gate electrode protruding from the gate line; a source electrode extending from the data line; a drain electrode spaced apart from the source electrode; a pixel electrode electrically connected to the drain electrode; and a storage electrode spaced apart from the gate line and the gate electrode. The drain electrode includes a first overlap portion overlapping the gate electrode and a second overlap portion overlapping the storage electrode, and the second overlap portion overlaps at least a part of the pixel electrode.

公开(公告)号：US12283650B2

公开(公告)日：2025-04-22

申请号：US17698425

申请日：2022-03-18

Applicant: Samsung Display Co., LTD.

Inventor： Soohong Cheon ,  Hyungjin Song ,  Seongyoung Lee

IPC: H01L33/62 ,  H01L27/15 ,  H01L33/38 ,  H01L33/40

Abstract: A display device includes an active pattern, a gate electrode, a gate signal line, and a light emitting diode. The active pattern is disposed on a substrate. The gate electrode is disposed on the active pattern and overlaps the active pattern in a plan view. The gate electrode defines a channel area in an area overlapping the active pattern in a plan view. The gate signal line is disposed on the gate electrode. The gate signal line overlaps the channel area in a plan view. The gate signal line transmits a gate signal to the gate electrode. The light emitting diode is disposed on the gate signal line.

公开(公告)号：US11903275B2

公开(公告)日：2024-02-13

申请号：US17381879

申请日：2021-07-21

Applicant: Samsung Display Co., Ltd.

Inventor： Hyungjin Song

IPC: H10K59/131 ,  G09G3/3266 ,  H10K59/121

CPC classification number: H10K59/131 ,  G09G3/3266 ,  H10K59/121

Abstract: A display device may include a first scan connection line connecting a first scan line connected to a first pixel and a first scan output transistor, a first sensing connection line connecting a first sensing line connected to the first pixel and a first sensing output transistor, the first sensing connection line crossing and overlapping the first scan connection line, a second sensing connection line connecting a second sensing line connected to a second pixel adjacent to the first pixel in a first direction and a second sensing output transistor, and a second scan connection line connecting a second scan line connected to the second pixel and a second scan output transistor, the second scan connection line crossing and overlapping the second sensing connection line.