公开(公告)号：US11238809B2

公开(公告)日：2022-02-01

申请号：US16901079

申请日：2020-06-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun Park ,  Dong Woo Kim ,  An Su Lee ,  Kang Moon Jo

IPC: G09G3/3266 ,  G09G3/3225 ,  G09G3/3275

Abstract: A scan signal driver including: a plurality of stages for outputting scan signals and sensing signals, wherein a kth stage among the stages is connected to a kth scan signal line and a kth sensing signal line, and wherein the kth stage includes: a first output unit configured to output a scan clock signal input to a fit scan clock terminal to the kth scan signal line as a kth scan signal and to output a sensing clock signal input to a first sensing clock terminal to the kth sensing signal line as a k sensing signal when a pull-up node has a gate-on voltage; and a second output unit configured to output a carry clock signal input to a first carry clock terminal as a kth carry signal to a carry output terminal when the pull-up node has the gate-on voltage.

公开(公告)号：US11201204B2

公开(公告)日：2021-12-14

申请号：US16596952

申请日：2019-10-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kang Moon Jo ,  Dong Woo Kim ,  Sung Jae Moon ,  Jun Hyun Park ,  An Su Lee

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

Abstract: A display device including: a substrate; an active layer disposed on the substrate and including active patterns; a first conductive layer disposed on the active layer; a second conductive layer disposed on the first conductive layer and including a data line; a third conductive layer disposed on the second conductive layer; and a light-emitting element disposed on the third conductive layer, wherein the first conductive layer includes a scan line, a first voltage line, and a second voltage line, the third conductive layer includes a third voltage line connected to the first voltage line and a fourth voltage line connected to the second voltage line, the first voltage line and the second voltage line extend in a first direction, the third voltage line and the fourth voltage line extend in a second direction, and the third voltage line and the fourth voltage line are alternately arranged in the first direction.

公开(公告)号：US20210210575A1

公开(公告)日：2021-07-08

申请号：US17206932

申请日：2021-03-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JUN HYUN PARK ,  Kang Moon Jo ,  Dong Woo Kim ,  Sung Jae Moon ,  An Su Lee ,  Woong-sik Choi

IPC: H01L27/32

Abstract: According to an exemplary embodiment, an organic light emitting diode display includes: a substrate; a semiconductor layer; a first gate insulating layer disposed on the oxide semiconductor layer; a first gate layer disposed on the first gate insulating layer; a first interlayer insulating layer disposed on the first gate layer; a first data layer disposed on the first interlayer insulating layer; a second interlayer insulating layer disposed on the first data layer; a driving voltage line and a driving low voltage line disposed on the second interlayer insulating layer and separated from each other; an upper insulating layer covering the driving voltage line and the driving low voltage line; and an anode disposed on the upper insulating layer and overlapping the driving voltage line or the driving low voltage line.

公开(公告)号：US11017720B2

公开(公告)日：2021-05-25

申请号：US16709309

申请日：2019-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Chong Chui Chai ,  Dong Woo Kim ,  Kyoung Ju Shin ,  Bo Yong Chung

IPC: G09G3/3233 ,  H01L29/786 ,  G09G3/3266 ,  G09G3/3275 ,  H01L27/12 ,  G09G3/36

Abstract: A pixel includes a plurality of transistors, a storage capacitor, and an organic light emitting diode. A first transistor controls the amount of current from a first driving power source to the organic light emitting diode based on a data voltage. A second transistor is connected to a data line and is turned on based on a scan signal. A third transistor coupled to the first transistor and is turned on based on the scan signal. A first stabilizing transistor is coupled to the third transistor or between the first and third transistors and is turned off when the third transistor is turned off.

公开(公告)号：US20200235183A1

公开(公告)日：2020-07-23

申请号：US16735962

申请日：2020-01-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun Park ,  Dong Woo Kim ,  Sung Jae Moon ,  Kang Moon Jo

IPC: H01L27/32

Abstract: A display device having high resolution includes: a first conductive layer, an active pattern, second to fourth conductive layers, and a pixel electrode sequentially formed on a substrate, with first to fourth insulating layers separately interposed therebetween, the first conductive layer including a lower pattern, the active pattern including a source region, a channel region, and a drain region, the second conductive layer including a gate electrode overlapping the channel region and a driving gate electrode connected to the gate electrode, the third conductive layer including a capacitor electrode overlapping the driving gate electrode, the fourth conductive layer including an additional capacitor electrode overlapping the capacitor electrode. The driving gate electrode and the capacitor electrode may form a storage capacitor, the pixel electrode and the additional capacitor electrode may form a first additional capacitor, and the capacitor electrode and the additional capacitor electrode may form a second additional capacitor.

公开(公告)号：US09947253B2

公开(公告)日：2018-04-17

申请号：US14976024

申请日：2015-12-21

Applicant: Samsung Display Co., Ltd

Inventor： Se Hyoung Cho ,  Dong Woo Kim ,  Kyung Hoon Kim ,  Il Gon Kim ,  Kang Moon Jo

IPC: G09G3/36 ,  G09G3/00

CPC classification number: G09G3/006 ,  G09G3/3677 ,  G09G2310/0286 ,  G09G2310/08 ,  G09G2330/08 ,  G09G2330/10 ,  G09G2330/12

Abstract: There are provided a display device capable of detecting a defect of a scan driver. The display device includes pixels positioned in regions demarcated by scan lines and data lines, a scan driver including a plurality of stages connected to the scan lines, an inspection unit connected to the stages to detect whether the stages are defective, and including first transistors turned on when a control signal is supplied, and a timing controller supplying the control signal, wherein the timing controller detects a position of a defective stage by reducing a period during which the control signal is supplied.

公开(公告)号：US20170061880A1

公开(公告)日：2017-03-02

申请号：US15232698

申请日：2016-08-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yang Hwa Choi ,  Keum Nam Kim ,  Dong Woo Kim

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0465 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/08 ,  G09G2320/0238 ,  G09G2320/045

Abstract: A pixel includes a driving transistor including a gate connected to a first node, a first electrode connected to a second node, and a second electrode connected to an OLED, a first transistor configured to receive a first emission control signal and connected between a first power source and the second node, a second transistor configured to receive a scan signal and connected between the first and second nodes, a third transistor configured to receive the scan signal and including a first electrode configured to receive a data voltage, and a second electrode connected to a third node, a fourth transistor configured to receive a second emission control signal and connected between the third node and the OLED, a fifth transistor configured to receive the scan signal and connected between the OLED and an initializing power source, and a storage capacitor connected between the first node and the third node.

Abstract translation: 像素包括驱动晶体管，其包括连接到第一节点的栅极，连接到第二节点的第一电极和连接到OLED的第二电极，第一晶体管被配置为接收第一发射控制信号并连接在第一电源 源极和第二节点，被配置为接收扫描信号并连接在第一和第二节点之间的第二晶体管，被配置为接收扫描信号并且包括被配置为接收数据电压的第一电极的第三晶体管，以及连接到第二晶体管的第二电极 连接到第三节点，被配置为接收第二发射控制信号并连接在第三节点和OLED之间的第四晶体管，被配置为接收扫描信号并连接在OLED和初始化电源之间的第五晶体管，以及存储电容器 连接在第一节点和第三节点之间。

公开(公告)号：US20170032739A1

公开(公告)日：2017-02-02

申请号：US15215476

申请日：2016-07-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Keum Nam Kim ,  Dong Woo Kim ,  Yang Hwa Choi

IPC: G09G3/3233 ,  G09G3/3258 ,  G09G3/3275 ,  G09G3/3266

Abstract: A pixel of an organic light emitting display device includes a first transistor connected between a data line and a first node, a second transistor connected between a second node and a third node, a third transistor connected between the second node and a fourth node, a fourth transistor connected between the first node and the second node, a fifth transistor connected between the third node and an initializing power source, a sixth transistor connected between a first power source and the third node, a capacitor connected between the first node and the fourth node, and an organic light emitting diode (OLED) connected between the second node and a second power source.

Abstract translation: 有机发光显示装置的像素包括连接在数据线和第一节点之间的第一晶体管，连接在第二节点和第三节点之间的第二晶体管，连接在第二节点和第四节点之间的第三晶体管， 连接在第一节点和第二节点之间的第四晶体管，连接在第三节点和初始化电源之间的第五晶体管，连接在第一电源和第三节点之间的第六晶体管，连接在第一节点和第四节点之间的电容器 节点和连接在第二节点和第二电源之间的有机发光二极管（OLED）。

公开(公告)号：US20160218116A1

公开(公告)日：2016-07-28

申请号：US14958011

申请日：2015-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Kang Moon JO ,  Kyung-Hoon Kim ,  Dong Woo Kim ,  Il Gon Kim ,  Se Hyoung Cho

IPC: H01L27/12 ,  H01L29/24 ,  H01L29/66 ,  H01L23/31 ,  H01L21/768 ,  H01L21/441 ,  H01L23/29 ,  H01L29/786 ,  H01L21/56

CPC classification number: H01L27/124 ,  H01L21/563 ,  H01L23/293 ,  H01L23/3171 ,  H01L27/1248 ,  H01L2924/0002 ,  H01L2924/00

Abstract: A display device includes: a gate electrode, a gate line, and data lines on a substrate, the data lines in a same layer as the gate line; a gate insulating layer on the gate line; a semiconductor member on the gate insulating layer; an etch stopper layer on the semiconductor member and the gate insulating layer; a first passivation layer on the etch stopper layer; a source electrode on the first passivation layer and the etch stopper layer and connected to the data lines; a drain electrode on the etch stopper layer; a common electrode on the first passivation layer and separated from the source electrode and the drain electrode; a second passivation layer on the source electrode, the drain electrode and the common electrode; and a pixel electrode on the second passivation layer and connected to the drain electrode.

Abstract translation: 显示装置包括：栅电极，栅极线和衬底上的数据线，数据线与栅极线在同一层中; 栅极线上的栅极绝缘层; 栅极绝缘层上的半导体部件; 半导体部件上的蚀刻停止层和栅极绝缘层; 蚀刻停止层上的第一钝化层; 在第一钝化层上的源电极和蚀刻停止层并连接到数据线; 蚀刻停止层上的漏电极; 在第一钝化层上的公共电极并与源电极和漏电极分离; 源电极，漏电极和公共电极上的第二钝化层; 以及在所述第二钝化层上并连接到所述漏电极的像素电极。

公开(公告)号：US12295217B2

公开(公告)日：2025-05-06

申请号：US17130912

申请日：2020-12-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun Park ,  Sung Jae Moon ,  An Su Lee ,  Dong Woo Kim ,  Kang Moon Jo ,  Yong Duck Son

IPC: H10K59/126 ,  H10K50/844 ,  H10K59/124 ,  H10K59/131 ,  H10K59/38 ,  H10K59/80

Abstract: A display device including: a substrate including a display area and a non-display area; a light-emitting element disposed in the display area; an encapsulation layer covering the light-emitting element; a driving unit disposed in the non-display area; a dam surrounding the display area and overlapping the driving unit, and a shielding layer overlapping the driving unit.