公开(公告)号：US20170221422A1

公开(公告)日：2017-08-03

申请号：US15377800

申请日：2016-12-13

Applicant: Samsung Display Co., Ltd.

Inventor： Young In Hwang ,  Ji Hye Kong ,  Yong Sung Park ,  Dong Bum Lee ,  In Ho Choi

IPC: G09G3/3291 ,  G09G3/3266

CPC classification number: G09G3/3291 ,  G09G3/3233 ,  G09G3/3266 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2300/0871 ,  G09G2310/0289 ,  G09G2310/08 ,  G09G2330/028

Abstract: A pixel includes a first transistor connected between a data line and a first node, a second transistor including a second electrode connected to a second node, and a gate electrode connected to the first node, a third transistor connected between a reference power supply and the first node, a fourth transistor including a first electrode connected to a first power supply, and a second electrode connected to a first electrode of the second transistor, a capacitor including a first electrode connected to the first node, and a second electrode connected to the second node, an organic light emitting diode connected between the second node and a second power supply, a fifth transistor connected to an anode of the organic light emitting diode, and a sixth transistor including a first electrode connected to the fifth transistor, and a second electrode connected to an initialization power supply.

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：US11580910B2

公开(公告)日：2023-02-14

申请号：US17208648

申请日：2021-03-22

Applicant: Samsung Display Co., LTD.

Inventor： Yong Sung Park ,  Hyun Woo Kim ,  Dae Hyun Noh ,  Seung Bin Lee

IPC: G09G3/32 ,  G09G3/3266 ,  H01L27/32 ,  G09G3/3233 ,  H01L51/00

Abstract: A display device includes a display panel including a first display area; a second display area protruding in a first direction from the first display area; and a first non-display area adjacent to a side of the second display area. Each of the first display area and the second display area includes subpixels that display an image and scan lines electrically connected to the subpixels. The first non-display area includes dummy pixels; a common scan line electrically connected to the dummy pixels; load matching switch elements respectively disposed between the scan lines and the common scan line; and a load matching driving circuit that outputs load matching control signals to control turn-on and turn-off of the load matching switch elements.

公开(公告)号：US11222941B2

公开(公告)日：2022-01-11

申请号：US16746289

申请日：2020-01-17

Applicant: Samsung Display Co., LTD.

Inventor： Yong Sung Park ,  Wonjang Ki ,  Dae-Hyun Noh ,  Minsu Lee ,  Seung Bin Lee

IPC: H01L29/08 ,  H01L27/32 ,  G09G3/3266 ,  G09G3/3275 ,  H01L51/56

Abstract: A display device includes an active pattern disposed on a substrate, a first transistor, a first scan line, a first power voltage line, a first electrode pattern and an organic light-emitting layer disposed on the substrate. The first transistor includes a first gate electrode disposed in a first overlapping area of the active pattern where the first gate electrode overlaps the active pattern. The first scan line is disposed adjacent to the first gate electrode. The first power voltage line includes a first electrode portion and a second electrode portion. The first electrode portion overlaps the first gate electrode. The second electrode portion extends from the first electrode portion in a direction crossing the first scan line and overlaps the first scan line.

公开(公告)号：US11195898B2

公开(公告)日：2021-12-07

申请号：US16547519

申请日：2019-08-21

Applicant: Samsung Display Co., Ltd.

Inventor： Minsu Lee ,  Yong Sung Park ,  Dae-Hyun Noh ,  Seung Bin Lee

IPC: H01L27/32 ,  H01L51/52 ,  H01L23/528 ,  H01L23/50 ,  G09G3/3233

Abstract: An organic light emitting diode display device includes a substrate, a light emitting layer, a first power supply wire, a second power supply wire, a connection pattern, and an upper electrode. The substrate has a display region, a peripheral region surrounding the display region and including first, second, and third peripheral regions, and a pad region disposed on one side of the peripheral region. The light emitting layer is disposed in the display region on the substrate. The first power supply wire is disposed in the second and third peripheral regions and a part of the first peripheral region on the substrate. The second power supply wire is disposed in the display region, the first peripheral region, and the third peripheral region on the substrate without being disposed in the second peripheral region, and is located inward of the first power supply wire.

公开(公告)号：US11017719B2

公开(公告)日：2021-05-25

申请号：US16567578

申请日：2019-09-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyo Jung Kim ,  Tae Young Kim ,  Yong Sung Park ,  Jong Woo Park ,  Mi Seon Seo ,  Keun Soo Lee ,  Ki Ju Im ,  Dae Youn Cho ,  Young Tae Choi ,  Hyun Cheol Hwang

IPC: G09G3/3233 ,  H01L27/32

Abstract: A display device includes a plurality of pixels. Each pixel includes a first transistor that controls an amount of current received from a first power supply voltage line connected via a second node to an organic light emitting diode in response to a voltage of a first node, a second transistor connected between a data line and the second node and that includes a first gate electrode connected to a first scan line, a light emitting line connected to a gate electrode of at least one light emitting transistor located in a current path between the first power supply voltage line and the organic light emitting diode, and a seventh transistor connected between one of at least one second gate electrode of the second transistor and the light emitting line. Accordingly, a threshold voltage of a switching transistor included in each of the plurality of pixels may be negatively shifted.

公开(公告)号：US20200243006A1

公开(公告)日：2020-07-30

申请号：US16567578

申请日：2019-09-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyo Jung KIM ,  Tae Young KIM ,  Yong Sung Park ,  Jong Woo Park ,  Mi Seon SEO ,  Keun Soo LEE ,  Ki Ju IM ,  Dae Youn CHO ,  Young Tae CHOI ,  Hyun Cheol HWANG

IPC: G09G3/3233 ,  H01L27/32

Abstract: A display device includes a plurality of pixels. Each pixel includes a first transistor that controls an amount of current received from a first power supply voltage line connected via a second node to an organic light emitting diode in response to a voltage of a first node, a second transistor connected between a data line and the second node and that includes a first gate electrode connected to a first scan line, a light emitting line connected to a gate electrode of at least one light emitting transistor located in a current path between the first power supply voltage line and the organic light emitting diode, and a seventh transistor connected between one of at least one second gate electrode of the second transistor and the light emitting line. Accordingly, a threshold voltage of a switching transistor included in each of the plurality of pixels may be negatively shifted.

公开(公告)号：US10403689B2

公开(公告)日：2019-09-03

申请号：US15985545

申请日：2018-05-21

Applicant: Samsung Display Co., Ltd.

Inventor： Yong Sung Park ,  Min Woo Byun

IPC: H01L27/32 ,  G09G3/3258 ,  H01L51/52 ,  G09G3/3266 ,  G09G3/3275 ,  H01L51/50

Abstract: A display device includes: a display panel including a display area and a non-display area adjacent to the display area; a gate driver disposed in the non-display area; and an emission driver disposed in the non-display area. The display panel includes a pad portion to which signals are input, and the pad portion includes a pad group including pads to which signals transmitted to the gate driver and the emission driver are input. In the pad group, a distance between an emission frame signal input pad and a pad adjacent to the emission frame signal input pad is greater than a distance between a scan frame signal input pad and a pad adjacent to scan frame signal input pad.

公开(公告)号：US09691822B2

公开(公告)日：2017-06-27

申请号：US14789435

申请日：2015-07-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Deuk Jong Kim ,  Tak-Young Lee ,  Won Kyu Lee ,  Hae-Yeon Lee ,  Ji Hye Kong ,  Hyun Tae Kim ,  Yong Sung Park ,  Yong Ho Yang ,  Dong-Beom Lee ,  Deok-Young Choi

IPC: G06F3/038 ,  H01L27/28 ,  H01L27/12 ,  H01L27/32 ,  G09G3/3233

CPC classification number: H01L27/28 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2320/0238 ,  G09G2320/043 ,  H01L27/12 ,  H01L27/3276

Abstract: An organic light emitting diode display including: a substrate; a plurality of first signal lines on the substrate extending in a first direction; a first insulating layer covering the substrate and the first signal lines; a plurality of auxiliary signal lines formed on the first insulating layer and overlapping the first signal lines; a second insulating layer covering the auxiliary signal lines; a plurality of first signal line connecting members formed on the second insulating layer while overlapping parts of the auxiliary signal lines; a plurality of second signal lines crossing the first signal lines; a plurality of switching transistors and a plurality of driving transistors connected with the first signal lines and the second signal lines; and a plurality of organic light emitting diodes electrically connected to the driving transistors, where the first signal line connecting members connect the first signal lines to the auxiliary signal lines.

公开(公告)号：US20150249119A1

公开(公告)日：2015-09-03

申请号：US14332251

申请日：2014-07-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hai Jung In ,  Yong Sung Park

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

CPC classification number: H01L27/3269 ,  H01L27/3246 ,  H01L27/3258 ,  H01L51/5209 ,  H01L51/5218

Abstract: An organic light-emitting display and a method of manufacturing an organic light-emitting display are described. According to an aspect, the organic light-emitting display includes a substrate, a photodiode on the substrate, a planarization layer covering the photodiode, a first electrode on the planarization layer, a pixel defining layer at least partially exposing the first electrode, an organic layer covering the first electrode which is exposed by the pixel defining layer and a second electrode covering the pixel defining layer and the organic layer.

Abstract translation: 对有机发光显示器和有机发光显示器的制造方法进行说明。 根据一个方面，有机发光显示器包括衬底，衬底上的光电二极管，覆盖光电二极管的平坦化层，平坦化层上的第一电极，至少部分地暴露第一电极的像素限定层，有机发光显示器 覆盖由像素限定层露出的第一电极的层和覆盖像素限定层和有机层的第二电极。