公开(公告)号：US12135487B2

公开(公告)日：2024-11-05

申请号：US18301483

申请日：2023-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun-Chol Bang ,  Won Kyu Kwak ,  Dong Wook Kim ,  Jin Woo Park ,  Sun-Ja Kwon

IPC: G02F1/1362 ,  G02F1/1368

Abstract: A display device includes a first display area including a plurality of first pixel areas and a second display area including a plurality of second pixel areas and a plurality of light transmitting areas. Each of the plurality of first pixel areas includes at least one first pixel to display an image. Each of the plurality of second pixel areas includes at least one second pixel to display the image. The light transmitting area does not include a pixel capable of displaying the image and has higher light transmittance than the second pixel area. In the second display area, at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a first direction, and at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a second direction different from the first direction.

公开(公告)号：US12087230B2

公开(公告)日：2024-09-10

申请号：US18226273

申请日：2023-07-26

Applicant: Samsung Display Co., Ltd.

Inventor： Seong Min Wang ,  Young In Hwang ,  Jin Woo Park ,  Yong Ho Yang

IPC: G09G3/3266 ,  G09G3/3258 ,  H01L27/12 ,  H01L29/786 ,  H10K59/131

CPC classification number: G09G3/3266 ,  H01L29/78648 ,  H10K59/131 ,  G09G3/3258 ,  G09G2300/0426 ,  G09G2310/0286 ,  G09G2310/0297 ,  G09G2320/0247 ,  H01L27/124

Abstract: A display device may include a first pixel coupled to an emission control line, and an emission control stage for selectively coupling the emission control line to a first or second supply voltage line. The emission control stage may include: a first emission control transistor including a first electrode coupled to the first supply voltage line, a second electrode coupled to the emission control line, and a main gate electrode coupled to a first node; a second emission control transistor including a first electrode coupled to the emission control line, a second electrode coupled to the second supply voltage line, and a main gate electrode coupled to a second node; and a third emission control transistor including a first electrode coupled to the first supply voltage line, a second electrode coupled to the first node, a main gate electrode coupled to the second node, and a sub-gate electrode.

公开(公告)号：US11756487B2

公开(公告)日：2023-09-12

申请号：US17940094

申请日：2022-09-08

Applicant: Samsung Display Co., Ltd.

Inventor： Seong Min Wang ,  Young In Hwang ,  Jin Woo Park ,  Yong Ho Yang

IPC: G09G3/3266 ,  H01L29/786 ,  H10K59/131 ,  H01L27/12 ,  G09G3/3258

CPC classification number: G09G3/3266 ,  H01L29/78648 ,  H10K59/131 ,  G09G3/3258 ,  G09G2300/0426 ,  G09G2310/0286 ,  G09G2310/0297 ,  G09G2320/0247 ,  H01L27/124

Abstract: A display device may include a first pixel coupled to an emission control line, and an emission control stage for selectively coupling the emission control line to a first or second supply voltage line. The emission control stage may include: a first emission control transistor including a first electrode coupled to the first supply voltage line, a second electrode coupled to the emission control line, and a main gate electrode coupled to a first node; a second emission control transistor including a first electrode coupled to the emission control line, a second electrode coupled to the second supply voltage line, and a main gate electrode coupled to a second node; and a third emission control transistor including a first electrode coupled to the first supply voltage line, a second electrode coupled to the first node, a main gate electrode coupled to the second node, and a sub-gate electrode.

公开(公告)号：US11735117B2

公开(公告)日：2023-08-22

申请号：US15979099

申请日：2018-05-14

Applicant: Samsung Display Co., Ltd.

Inventor： Chul Kyu Kang ,  Yong Sung Park ,  Jin Woo Park ,  Dong Sun Lee

IPC: G09G3/3266 ,  G09G3/3291 ,  G11C19/28

CPC classification number: G09G3/3266 ,  G09G3/3291 ,  G11C19/28 ,  G09G2310/0202 ,  G09G2310/0286

Abstract: A circuit stage including a first transistor including a first electrode and a gate electrode, the first electrode being coupled to a first input terminal and the gate electrode being coupled to a second input terminal configured to receive a first clock signal, an output circuit coupled to the second input terminal and a second power input terminal, an input circuit coupled to a second electrode of the first transistor and to a third input terminal, the third input terminal being configured to receive a first control clock signal, the input circuit being configured to control voltages of the second node and a third node, a first driving circuit coupled to a first power input terminal and to a fourth input terminal configured to receive a second control clock signal, and a second driving circuit coupled to the fourth input terminal and the third node.

公开(公告)号：US11411062B2

公开(公告)日：2022-08-09

申请号：US16739714

申请日：2020-01-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Wook Kim ,  Won Kyu Kwak ,  Jin Woo Park ,  Hyun-Chol Bang ,  Sun-Ja Kwon ,  Jeong Woo Park

IPC: H01L29/18 ,  H01L21/00 ,  H01L27/32

Abstract: An exemplary embodiment of the present invention provides a display device including a first display area having a plurality of first pixel regions and a second display area having both a plurality of second pixel regions and a plurality of light transmissive regions. The second display area includes a plurality of scan lines. The second pixel region includes a plurality of pixel electrodes and a voltage line disposed on a same layer as the pixel electrodes. The voltage line overlaps the scan line to be parallel therewith in the light transmissive region.

公开(公告)号：US11296154B2

公开(公告)日：2022-04-05

申请号：US16663789

申请日：2019-10-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Woo Park ,  Won Kyu Kwak ,  Dong Wook Kim ,  Hyun-Chol Bang

IPC: H01L27/32 ,  H01L27/12 ,  H01L51/52

Abstract: A display device includes a display panel including a first region and a second region, and a sensing module on a rear side of the display panel. The first region includes a first pixel area to display an image. The second region includes a second pixel area to display the image and a transmission area to transmit light output by the sensing module. The second region overlaps the sensing module. The second pixel area overlaps a first layer that blocks light output by the sensing module. The transmission area does not overlap the first layer.

公开(公告)号：US20200227508A1

公开(公告)日：2020-07-16

申请号：US16739714

申请日：2020-01-10

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Wook Kim ,  Won Kyu Kwak ,  Jin Woo Park ,  Hyun-Chol Bang ,  Sun-Ja Kwon ,  Jeong Woo Park

IPC: H01L27/32

Abstract: An exemplary embodiment of the present invention provides a display device including a first display area having a plurality of first pixel regions and a second display area having both a plurality of second pixel regions and a plurality of light transmissive regions. The second display area includes a plurality of scan lines. The second pixel region includes a plurality of pixel electrodes and a voltage line disposed on a same layer as the pixel electrodes. The voltage line overlaps the scan line to be parallel therewith in the light transmissive region.

公开(公告)号：US10451909B2

公开(公告)日：2019-10-22

申请号：US15285664

申请日：2016-10-05

Applicant: Samsung Display Co., Ltd.

Inventor： Seong Mo Hwang ,  Jin Woo Park

IPC: G02F1/1335 ,  G02F1/1333 ,  G06F3/041 ,  G06F3/044 ,  G02F1/1337 ,  G02F1/1343 ,  G02F1/1362

Abstract: A liquid crystal display panel including a first substrate, a second substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. The first substrate includes a first base substrate, a thin film transistor disposed on the first base substrate, a color filter disposed on the first base substrate, and a first alignment layer disposed on the thin film transistor and the color filter. The second substrate includes a second base substrate, a second alignment layer disposed on a first surface of the second base substrate, a touch electrode disposed on a second surface of the second base substrate, a connecting electrode disposed on the second surface, and a connecting line disposed on the second surface. The first surface faces the first substrate, and the second surface is opposite to the first surface. The touch electrode includes a crystallized indium tin oxide.

公开(公告)号：US09837626B2

公开(公告)日：2017-12-05

申请号：US14957788

申请日：2015-12-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Myungjong Jung ,  Jin Woo Park

IPC: H01L51/50

CPC classification number: H01L51/5044

Abstract: An organic light emitting device includes a first light-emitting layer between an anode and a cathode, the first light-emitting layer including a first light-emitting part and a second light-emitting part, a second light-emitting layer spaced apart from the first light-emitting layer and including a third light-emitting part and a fourth light-emitting part, the third light-emitting part overlapping the first light-emitting part and not overlapping the second light-emitting part, and the fourth light-emitting part not overlapping either of the first light-emitting part and the second light-emitting part, an intermediate layer between the first light-emitting layer and the second light-emitting layer, a hole transport region to inject/transport a hole into the first light-emitting part, the second light-emitting part, and the fourth light-emitting part, and an electron transport region to inject/transport an electron into the second light-emitting part, the third light-emitting part, and the fourth light-emitting part.

公开(公告)号：US20170199608A1

公开(公告)日：2017-07-13

申请号：US15404032

申请日：2017-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Soo Jung ,  Jin Woo Park ,  Ho Youn Kim ,  Hyun Chul Oh ,  Ung Soo Lee ,  Jun Young Lee ,  Su Hyuk Choi

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G06F2203/04103 ,  G06F2203/04111

Abstract: A display device and a method of manufacturing the same are disclosed. In one aspect, the display device includes a display area and a non-display area adjacent to the display area, a first substrate including a touch sensor in the display area and a touch sensor pad in the non-display area, and a second substrate opposing the first substrate, the second substrate including a pixel in the display area and a connection pad in the non-display area. An interlayer in the display area is provided between the first substrate and the second substrate, a plurality of conductive balls electrically connects the touch sensor pad and the connection pad, and an inter-bar in the non-display area is provided between the first substrate and the second substrate. The inter-bar is disposed adjacent to the connection pad, and the conductive balls have an average diameter that is greater than the height of the inter-bar.