公开(公告)号：US12243971B2

公开(公告)日：2025-03-04

申请号：US17683889

申请日：2022-03-01

Applicant: Samsung Display Co., LTD.

Inventor： Ki Hyun Pyo ,  Jin Seon Kwak ,  Kyung Bae Kim ,  Yeon Kyung Kim ,  Ji Hye Lee

IPC: H01L33/62 ,  H01L33/38

Abstract: A display device according to some embodiments includes a substrate, a first power line extending in a first direction on the substrate, and configured to transmit a first alignment signal or a first driving voltage, a second power line extending in the first direction on the substrate, and configured to transmit a second alignment signal or a second driving voltage, a first electrode extending in a second direction that is substantially perpendicular to the first direction, configured to receive the first alignment signal or the first driving voltage, and electrically connected to the first power line, a second electrode spaced apart from the first electrode, extending in the second direction, configured to receive the second alignment signal or the second driving voltage, and electrically connected to the second power line, and a light emitting element between the first electrode and the second electrode.

公开(公告)号：US12131702B2

公开(公告)日：2024-10-29

申请号：US18107659

申请日：2023-02-09

Applicant: Samsung Display Co., LTD.

Inventor： Ji Hye Lee ,  Kyung Bae Kim ,  Ki Hyun Pyo ,  Sung Chul Hong

IPC: G09G3/3233 ,  H01L25/16 ,  H01L27/12

CPC classification number: G09G3/3233 ,  H01L25/167 ,  H01L27/124 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2300/0819 ,  G09G2300/0842

Abstract: A display device includes a pixel including a first sub-pixel to third sub-pixels, each arranged in a first direction and emitting light of a color, a first to third vertical power lines, each extending in a second direction different from the first direction, overlapping the first to third sub-pixels, respectively, and transmitting first to third powers, respectively, a first to third horizontal power lines, each extending in the first direction and electrically connected to the first to third vertical power lines through a contact hole, respectively. Voltages of the first power, the second power, and the third power are different from each other.

公开(公告)号：US11271032B2

公开(公告)日：2022-03-08

申请号：US16901850

申请日：2020-06-15

Applicant: Samsung Display Co., Ltd.

Inventor： Yu Jin Lee ,  Kyung Bae Kim ,  Ji Hye Lee ,  Chong Chui Chai

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

Abstract: A display device is provided. The display device includes a first electrode including a first electrode surface extending in a first direction and a second electrode surface connected to one end of the first electrode surface and extending in a second direction that is different from the first direction, a second electrode including a third electrode surface extending in the first direction and spaced apart from the first electrode surface and facing the first electrode surface, and a fourth electrode surface extending in the second direction and spaced apart from the second electrode surface and facing the second electrode surface, and at least one light emitting element between the first electrode and the second electrode and including a first light emitting element between the first electrode surface and the third electrode surface and a second light emitting element between the second electrode surface and the fourth electrode surface.

公开(公告)号：US10235955B2

公开(公告)日：2019-03-19

申请号：US15160922

申请日：2016-05-20

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Hee Kim ,  Ji Hye Lee ,  Chong Chul Chai

IPC: G09G3/36 ,  G11C19/18 ,  G11C19/28

Abstract: A stage circuit includes an output part configured to supply a carry signal to a first output terminal and a scan signal to a second output terminal, in response to a voltage of a first node, a voltage of a second node, and a first clock signal being supplied to a first input terminal, a controller configured to control the voltage of the second node in response to the first clock signal being supplied to the first input terminal, a pull-up part configured to control the voltage of the first node in response to a carry signal of a previous stage being supplied to a second input terminal, and a pull-down part configured to control the voltage of the first node in response to the voltage of the second node and the carry signal of a next stage being supplied to a third input terminal.

公开(公告)号：US09768413B2

公开(公告)日：2017-09-19

申请号：US14991836

申请日：2016-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Hoon Yim ,  Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Jae Bok Kim ,  Dong Kyu Seo ,  Won Jun Song ,  Ji Hye Lee ,  Da Hea Im ,  Yoon Hyeung Cho ,  Won Suk Han

IPC: H01L51/00 ,  H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5253 ,  H01L27/3244 ,  H01L51/5234 ,  H01L51/5281 ,  H01L2251/301 ,  H01L2251/558

Abstract: An organic light emitting diode (OLED) display according to the present disclosure includes a substrate, a thin film transistor on the substrate, a first electrode on the thin film transistor and electrically coupled to the thin film transistor, an organic emission layer on the first electrode, a second electrode on the organic emission layer, and a capping layer on the second electrode, wherein a thickness of the second electrode is about 65 Å to about 125 Å, and wherein a thickness of the capping layer is about (500*1.88/n) Å to about (700*1.88/n) Å, n being an optical constant of the capping layer.

公开(公告)号：US20170025631A1

公开(公告)日：2017-01-26

申请号：US15080518

申请日：2016-03-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Dong Kyu Seo ,  Ji Hye Lee ,  Da Hea Im ,  Sang Hoon Yim ,  Yoon Hyeung Cho ,  Won Suk Han

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L51/5092

Abstract: An organic light emitting element according to an example embodiment of the present disclosure includes: an anode and a cathode facing each other; an emission layer between the anode and the cathode; an electron transfer layer between the emission layer and the cathode; and a buffer layer between the cathode and the electron transfer layer, wherein the buffer layer includes an inorganic metal halide having p-type semiconductor characteristics.

Abstract translation: 根据本公开的示例性实施例的有机发光元件包括：彼此面对的阳极和阴极; 阳极和阴极之间的发射层; 发射层和阴极之间的电子转移层; 以及在阴极和电子转移层之间的缓冲层，其中缓冲层包括具有p型半导体特性的无机金属卤化物。

公开(公告)号：US20160351819A1

公开(公告)日：2016-12-01

申请号：US15004638

申请日：2016-01-22

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Dong Kyu Seo ,  Ji Hye Lee ,  Da Hea Im ,  Sang Hoon Yim ,  Won Suk Han

IPC: H01L51/00 ,  H01L27/32

CPC classification number: H01L51/0061 ,  H01L27/3206 ,  H01L27/3248 ,  H01L51/0059 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5088

Abstract: An organic light emitting diode includes: a first electrode and a second electrode that face each other; a middle layer on the first electrode; a hole transport layer on the middle layer; and an emission layer between the hole transport layer and the second electrode, wherein the middle layer includes a bipolar material formed by combining a first material including at least selected from a group 1 element, a group 2 element, a lanthanide metal, with a second material including a halogen element.

Abstract translation: 有机发光二极管包括：彼此面对的第一电极和第二电极; 第一电极上的中间层; 中间层上的空穴传输层; 以及空穴传输层和第二电极之间的发射层，其中中间层包括通过将包含至少选自第1族元素，第2族元素，镧系金属的第一材料与第二种 材料包括卤素元素。

公开(公告)号：US12156416B2

公开(公告)日：2024-11-26

申请号：US18448840

申请日：2023-08-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Dong Kyu Seo ,  Ji Hye Lee ,  Sang Hoon Yim ,  Won Suk Han

IPC: H10K50/17 ,  H10K50/00 ,  H10K50/13 ,  H10K50/16 ,  H10K50/18 ,  H10K102/00

Abstract: According to an embodiment of the present disclosure, an organic light emitting diode includes: a first electrode; a second electrode overlapping the first electrode; an emission layer positioned between the first electrode and the second electrode; an electron injection layer positioned between the emission layer and the second electrode; and an electron injection delay layer positioned between the emission layer and the electron injection layer, wherein the electron injection layer includes a first material made of a metal and a second material made of a metal halide, and the electron injection delay layer has a thickness of about 20 Å to about 140 Å.

公开(公告)号：US11894415B2

公开(公告)日：2024-02-06

申请号：US17688831

申请日：2022-03-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yu Jin Lee ,  Kyung Bae Kim ,  Ji Hye Lee ,  Chong Chul Chai

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

CPC classification number: H01L27/156 ,  H01L33/38 ,  H01L33/62 ,  H01L2933/0066

Abstract: A display device is provided. The display device includes a first electrode including a first electrode surface extending in a first direction and a second electrode surface connected to one end of the first electrode surface and extending in a second direction that is different from the first direction, a second electrode including a third electrode surface extending in the first direction and spaced apart from the first electrode surface and facing the first electrode surface, and a fourth electrode surface extending in the second direction and spaced apart from the second electrode surface and facing the second electrode surface, and at least one light emitting element between the first electrode and the second electrode and including a first light emitting element between the first electrode surface and the third electrode surface and a second light emitting element between the second electrode surface and the fourth electrode surface.

公开(公告)号：US11550087B2

公开(公告)日：2023-01-10

申请号：US17237000

申请日：2021-04-21

Applicant: Samsung Display Co., Ltd.

Inventor： No Kyung Park ,  Kyung Bae Kim ,  Ji Hye Lee

IPC: G02B5/28 ,  G09G3/32 ,  H01L25/075

Abstract: The display device may include a substrate; at least one pixel along a first direction on the substrate and including first, second, and third emission areas, in each of which a plurality of light emitting elements are provided; a light blocking pattern corresponding to an area between the first to third emission areas; and a color filter layer including a first color filter pattern provided on the first emission area, a second color filter pattern provided on the second emission area, and a third color filter pattern provided on the third emission area. Here, the pixel may include a first storage capacitor, a second storage capacitor, and a third storage capacitor on the substrate and corresponding to one of the first to third color filter patterns.