公开(公告)号：US11587975B2

公开(公告)日：2023-02-21

申请号：US16998470

申请日：2020-08-20

Applicant: Samsung Display Co., LTD.

Inventor： Jee Hoon Kim ,  Jae Seol Cho ,  Jong Moo Huh ,  Sung Jae Moon ,  Hui-Won Yang ,  Kang Moon Jo

IPC: H01L27/15 ,  H01L33/38 ,  H01L33/58 ,  H01L33/62

Abstract: A display device includes a substrate; a semiconductor layer disposed on the substrate; a gate insulating film disposed on the semiconductor layer; a gate layer disposed on the gate insulating film and insulated from the semiconductor layer; an insulating film disposed on the semiconductor layer and the gate layer; and a metal layer disposed on the insulating film, wherein the semiconductor layer and the gate layer are electrically connected through the metal layer, and the semiconductor layer overlaps the gate layer in a plan view.

公开(公告)号：US10861385B2

公开(公告)日：2020-12-08

申请号：US15155165

申请日：2016-05-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Won Kim ,  Sung Ho Kim ,  Jong Moo Huh

IPC: G09G3/3233 ,  G09G3/3225 ,  H01L27/32 ,  H01L29/786 ,  H01L27/12

Abstract: A display device includes: a first pixel including a first organic light emitting diode and a first driving transistor for controlling a driving current flowing to the first organic light emitting diode; a second pixel including a second organic light emitting diode and a second driving transistor for controlling a driving current flowing to the second organic light emitting diode; and a third pixel including a third organic light emitting diode and a third driving transistor for controlling a driving current flowing to the third organic light emitting diode, wherein the first driving transistor, the second driving transistor, and the third driving transistor include a different number of unit transistors from one another, and the first pixel, the second pixel, and the third pixel have different colors from one another.

公开(公告)号：US10032849B2

公开(公告)日：2018-07-24

申请号：US15400387

申请日：2017-01-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Ho Kim ,  Jong Moo Huh

IPC: H01L29/08 ,  H01L21/00 ,  H01L27/32 ,  H01L51/56 ,  H01L27/12 ,  H01L33/32 ,  H01L51/50 ,  H01L51/05

Abstract: An organic light emitting diode display includes a substrate, a semiconductor, a gate electrode, a source electrode connected to a first portion of the semiconductor, a drain electrode connected to a second portion of the semiconductor, and a pixel electrode connected to the drain electrode. Each of the source electrode, the drain electrode, and the pixel electrode includes a barrier metal layer, a low resistance metal layer, a metal oxide layer, and a contact assistant layer disposed between the low resistance metal layer and the metal oxide layer. The source electrode, the drain electrode, and the pixel electrode each have a step shape.

公开(公告)号：US10217767B2

公开(公告)日：2019-02-26

申请号：US15434150

申请日：2017-02-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Ho Kim ,  Dong Won Kim ,  Jong Moo Huh

IPC: H01L27/12 ,  H01L27/32 ,  H01L29/786

Abstract: A thin film transistor array panel includes a substrate and a thin film transistor disposed on a surface of the substrate. The thin film transistor includes a semiconductor, a source electrode, and a drain electrode that are disposed on a same layer as one another. The semiconductor is between the source electrode and the drain electrode. The thin film transistor array panel further includes a buffer layer disposed between the semiconductor and the substrate and including an inorganic insulating material. The first edge of the buffer layer is substantially parallel to an adjacent edge of the semiconductor, a second edge of the buffer layer is substantially parallel to an adjacent edge of the source electrode, and a third edge of the buffer layer is substantially parallel to an adjacent edge of the drain electrode.

公开(公告)号：US10084031B2

公开(公告)日：2018-09-25

申请号：US15630697

申请日：2017-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Hyun Park ,  Sang Kyung Lee ,  Jong Moo Huh

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52 ,  H01L27/12 ,  H01L29/786 ,  H01L29/66

CPC classification number: H01L27/3276 ,  H01L27/1225 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1262 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3262 ,  H01L29/66969 ,  H01L29/78648 ,  H01L29/7869 ,  H01L51/5206 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/301 ,  H01L2251/308 ,  H01L2251/558

Abstract: A transistor substrate may include a base substrate, a data line, a conductive layer, a semiconductor layer, a gate electrode, and a pixel electrode. The data line may directly contact the base substrate. The conductive layer may directly contact the base substrate and may be spaced from the data line. The semiconductor layer may overlap the conductive layer, may be spaced from the conductive layer, and may include a source electrode and a drain electrode. The source electrode may be electrically connected to the data line. The gate electrode may overlap the semiconductor layer. The pixel electrode may be electrically connected to the drain electrode.

公开(公告)号：US11362111B2

公开(公告)日：2022-06-14

申请号：US16991245

申请日：2020-08-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Ho Kim ,  Dong Won Kim ,  Jong Moo Huh

IPC: H01L27/12 ,  H01L27/32 ,  H01L29/786

Abstract: A thin film transistor array panel includes a substrate and a thin film transistor disposed on a surface of the substrate. The thin film transistor includes a semiconductor, a source electrode, and a drain electrode that are disposed on a same layer as one another. The semiconductor is between the source electrode and the drain electrode. The thin film transistor array panel further includes a buffer layer disposed between the semiconductor and the substrate and including an inorganic insulating material. The first edge of the buffer layer is substantially parallel to an adjacent edge of the semiconductor, a second edge of the buffer layer is substantially parallel to an adjacent edge of the source electrode, and a third edge of the buffer layer is substantially parallel to an adjacent edge of the drain electrode.

公开(公告)号：US10347705B2

公开(公告)日：2019-07-09

申请号：US15251678

申请日：2016-08-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Won Kim ,  Sung Ho Kim ,  Jong Moo Huh

IPC: H01L27/32 ,  H01L49/02 ,  H01L27/12 ,  H01L29/786

Abstract: An organic light emitting diode display, includes a substrate; a thin film transistor and a storage capacitor that are disposed and spaced apart from each other on the substrate; and an organic light emitting diode that is connected to the thin film transistor. The storage capacitor includes a capacitor lower electrode, a capacitor insulating layer disposed on the capacitor lower electrode, and a capacitor upper electrode disposed on the capacitor insulating layer. The capacitor lower electrode is a conducting oxide semiconductor into which hydrogen has diffused.

公开(公告)号：US20170047003A1

公开(公告)日：2017-02-16

申请号：US15155165

申请日：2016-05-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Won Kim ,  Sung Ho Kim ,  Jong Moo Huh

IPC: G09G3/3233 ,  H01L29/786 ,  G09G3/20 ,  H01L27/32

Abstract: A display device includes: a first pixel including a first organic light emitting diode and a first driving transistor for controlling a driving current flowing to the first organic light emitting diode; a second pixel including a second organic light emitting diode and a second driving transistor for controlling a driving current flowing to the second organic light emitting diode; and a third pixel including a third organic light emitting diode and a third driving transistor for controlling a driving current flowing to the third organic light emitting diode, wherein the first driving transistor, the second driving transistor, and the third driving transistor include a different number of unit transistors from one another, and the first pixel, the second pixel, and the third pixel have different colors from one another.

Abstract translation: 显示装置包括：包括第一有机发光二极管的第一像素和用于控制流向第一有机发光二极管的驱动电流的第一驱动晶体管; 包括第二有机发光二极管的第二像素和用于控制流向第二有机发光二极管的驱动电流的第二驱动晶体管; 以及包括第三有机发光二极管的第三像素和用于控制流向第三有机发光二极管的驱动电流的第三驱动晶体管，其中第一驱动晶体管，第二驱动晶体管和第三驱动晶体管包括不同数目 的单位晶体管，并且第一像素，第二像素和第三像素具有彼此不同的颜色。

公开(公告)号：US10886470B2

公开(公告)日：2021-01-05

申请号：US15483879

申请日：2017-04-10

Applicant: Samsung Display Co. Ltd.

Inventor： Hyuk Soon Kwon ,  Chun Gi You ,  Sun Park ,  Jong Moo Huh

IPC: H01L27/32 ,  H01L51/00

Abstract: An organic light emitting display device includes a substrate, a semiconductor pattern disposed on the substrate, a conductive line disposed in a different layer from the semiconductor pattern, a pixel electrode disposed on the conductive line and on the semiconductor pattern, and a connection electrode disposed in a same layer as the pixel electrode. The connection electrode may be connected to the semiconductor pattern and the conductive line.

公开(公告)号：US10748936B2

公开(公告)日：2020-08-18

申请号：US16232244

申请日：2018-12-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Ho Kim ,  Dong Won Kim ,  Jong Moo Huh

IPC: H01L27/12 ,  H01L27/32 ,  H01L29/786

Abstract: A thin film transistor array panel includes a substrate and a thin film transistor disposed on a surface of the substrate. The thin film transistor includes a semiconductor, a source electrode, and a drain electrode that are disposed on a same layer as one another. The semiconductor is between the source electrode and the drain electrode. The thin film transistor array panel further includes a buffer layer disposed between the semiconductor and the substrate and including an inorganic insulating material. The first edge of the buffer layer is substantially parallel to an adjacent edge of the semiconductor, a second edge of the buffer layer is substantially parallel to an adjacent edge of the source electrode, and a third edge of the buffer layer is substantially parallel to an adjacent edge of the drain electrode.