公开(公告)号：US20210125560A1

公开(公告)日：2021-04-29

申请号：US17062971

申请日：2020-10-05

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Hyun PARK ,  Chong Chul CHAI ,  Young Wan SEO ,  An Su LEE ,  Bo Yong CHUNG ,  Kang Moon JO

IPC: G09G3/3258

Abstract: A pixel circuit includes a first switching element including a control electrode connected to a first node, an input electrode which receives a first power voltage and an output electrode connected to a third node, a second switching element including a control electrode which receives a compensation gate signal, an input electrode connected to a second node and an output electrode connected to the third node, a third switching element including a control electrode which receives a write gate signal, an input electrode connected to the first node and an output electrode connected to the second node, a storage capacitor including a first electrode which receives an initialization voltage and a second electrode connected to the first node, a program capacitor which receives a data voltage and connected to the second node, and an organic light emitting element connected to the third node and which receives a second power voltage.

公开(公告)号：US20200273402A1

公开(公告)日：2020-08-27

申请号：US16597771

申请日：2019-10-09

Applicant: Samsung Display Co., Ltd.

Inventor： Young Wan SEO ,  Min Kyu WOO ,  Cheol Gon LEE ,  Mee Hye JUNG

IPC: G09G3/3233

Abstract: A display device includes a plurality of pixels, each of the pixels including an organic light emitting diode and a plurality of transistors configured to control a current applied to the organic light emitting diode, wherein an aging frame includes an aging period in which at least one of the plurality of transistors is aged, wherein at least one of the plurality of transistors is in a turn-off state in the aging period, and wherein a potential difference between one electrode and an other electrode of a transistor of the plurality of transistors is equal to or greater than a reference potential difference, the reference potential difference being a difference value between a high level and a low level of a first power source voltage.

公开(公告)号：US20200090595A1

公开(公告)日：2020-03-19

申请号：US16569027

申请日：2019-09-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun PARK ,  Sun Kwang KIM ,  Young Wan SEO ,  Cheol Gon LEE ,  Yang Hwa CHOI

IPC: G09G3/3291 ,  G09G3/3266 ,  G09G3/3233 ,  G09G3/3258

Abstract: A display device includes an initialization voltage line to which an initialization voltage is applied, a first driving voltage line to which a first driving voltage is applied, and a pixel connected to the initialization voltage line and the first driving voltage line. The pixel includes a first transistor to control a driving current flowing between a first electrode and a second electrode according to a voltage applied to a first node, a light emitting element between the first transistor and the first driving voltage line, and a first capacitor between the first node and the initialization voltage line. During an initialization period in which the light emitting element is initialized, the initialization voltage is changed from a first level voltage to a second level voltage lower than the first level voltage and the first driving voltage is changed from a first high-level voltage to a first low-level voltage.

公开(公告)号：US20170060313A1

公开(公告)日：2017-03-02

申请号：US15239719

申请日：2016-08-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Sun KIM ,  Young Wan SEO ,  Yu Jin LEE

IPC: G06F3/041 ,  H01L27/12

CPC classification number: G06F3/0412 ,  G06F3/044 ,  G06F2203/04103 ,  H01L27/124

Abstract: An array substrate for a touch sensor in-cell type display device is disclosed. The array includes a base substrate, a plurality of pixels disposed on the base substrate and including a plurality of pixel rows and a plurality of pixel columns, a gate line extending in a first direction on the base substrate and disposed above and below in each pixel row, a data line extending in a second direction intersecting with the first direction on the base substrate and disposed in every two pixel columns, a touch sensing line extending in the second direction on the base substrate and parallel to the data line, a plurality of touch blocks provided by grouping the plurality of pixels by a predetermined number on the base substrate, and a common electrode disposed in each of the plurality of touch blocks.

Abstract translation: 公开了一种用于触摸传感器单元格式显示装置的阵列基板。 所述阵列包括基底基板，设置在所述基底基板上的多个像素，所述多个像素包括多个像素行和多个像素列，在所述基底基板上沿第一方向延伸并且设置在每个像素的上方和下方的栅极线 行，沿与第一方向相交的第二方向在基底基板上延伸并且布置在每两个像素列中的数据线，在基底基板上沿第二方向延伸并平行于数据线的触摸感测线，多个 通过在基底基板上分组多个像素预定数量而提供的触摸块以及设置在多个触摸块中的每一个中的公共电极。

公开(公告)号：US20170010708A1

公开(公告)日：2017-01-12

申请号：US15064027

申请日：2016-03-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yu Jin LEE ,  Ji-Sun KIM ,  Young Wan SEO ,  Chong Chul CHAI

IPC: G06F3/044 ,  G06F3/041

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

Abstract: A display device includes: a first substrate including a touch region for sensing a touch and a peripheral area surrounding the touch region; a second substrate facing the first substrate; thin film transistors positioned on the first substrate; pixel electrodes connected to the thin film transistors; common electrodes arranged to transmit a common voltage; sensing wires connected to the common electrodes and arranged to transmit a detection signal for sensing a touch; and a transparent electrode layer positioned on a first surface of the second substrate, the transparent electrode layer having a portion overlapping the peripheral area, and having at least one opening positioned over the touch region.

Abstract translation: 显示装置包括：第一基板，包括用于感测触摸的触摸区域和围绕触摸区域的外围区域; 面对所述第一基板的第二基板; 位于第一基板上的薄膜晶体管; 连接到薄膜晶体管的像素电极; 布置成传输公共电压的公共电极; 感测连接到公共电极并且布置成传输用于感测触摸的检测信号的线; 以及位于所述第二基板的第一表面上的透明电极层，所述透明电极层具有与所述周边区域重叠的部分，并且具有位于所述触摸区域上方的至少一个开口。

公开(公告)号：US20240381721A1

公开(公告)日：2024-11-14

申请号：US18512015

申请日：2023-11-17

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hoon LEE ,  Hae Min KIM ,  Young Wan SEO ,  Geun Ho LEE

IPC: H10K59/131 ,  H10K59/124 ,  H10K59/35 ,  H10K59/40 ,  H10K59/88

Abstract: A display device includes a substrate including a main area and a sub-area, the main area including a display area and a non-display area surrounding the display area, and the sub-area including a demultiplexer area and a bending area positioned between the demultiplexer area and the main area, and a circuit layer disposed on the substrate and including pixel circuits arranged at a first pitch in a second direction crossing the first direction, data lines connected to the pixel circuits, and demultiplexer circuits arranged in the demultiplexer area at the first pitch in the second direction and including first switches and second switches. The circuit layer further includes first lines and second lines respectively connected to the first switches and the second switches, and shield lines disposed between adjacent first lines and second lines, respectively.

公开(公告)号：US20240120345A1

公开(公告)日：2024-04-11

申请号：US18363937

申请日：2023-08-02

Applicant: Samsung Display Co., LTD.

Inventor： Hae Min KIM ,  Young Wan SEO ,  Geun Ho LEE ,  Kyung Hoon CHUNG

IPC: H01L27/12 ,  G01R31/28 ,  H01L25/16

CPC classification number: H01L27/124 ,  G01R31/2884 ,  H01L25/167

Abstract: A display device comprises a display area comprising a plurality of pixels, and a data line and a gate line electrically connected to the plurality of pixels, a non-display area disposed adjacent to the display area, a plurality of pads disposed on a side of the non-display area, a gate control line electrically connected to at least one of the plurality of pads and that supplies a gate control signal, a driving voltage line electrically connected to at least one of the plurality of pads and that supplies a driving voltage, an antistatic circuit electrically connected to the gate control line, a scan driver that generates a gate signal based on a gate control signal received from the gate control line and that supplies the gate signal to the gate line, and a shielding layer integral to the driving voltage line to overlap the top of the antistatic circuit.

公开(公告)号：US20150116615A1

公开(公告)日：2015-04-30

申请号：US14449703

申请日：2014-08-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Young Wan SEO ,  Yeong-Keun KWON ,  Ji-Sun KIM

IPC: G02F1/1362 ,  G02F1/1343

CPC classification number: G02F1/136286 ,  G09G3/3611 ,  G09G3/3614 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2320/0204

Abstract: A display device includes pixels, gate lines, and data lines on a substrate. The pixels include sub-pixels, and each sub-pixel includes a respective one of a plurality of first electrodes connected to one of the gate lines and one of the data lines. The first electrode of the sub-pixel at an n-th row and the first electrode of the sub-pixel at an (n+2)-th row in a same column are connected to different ones of the data lines. The sub-pixels in the n-th and (n+2)-th rows in the same column emit the same color of light.

Abstract translation: 显示装置包括基板上的像素，栅极线和数据线。 像素包括子像素，并且每个子像素包括连接到栅极线之一和数据线之一的多个第一电极中的相应一个。 第n行的子像素的第一电极和同一列中第（n + 2）行的子像素的第一电极连接到不同的数据线。 同一列中第n和第（n + 2）行中的子像素发出相同的光色。

公开(公告)号：US20230292560A1

公开(公告)日：2023-09-14

申请号：US18051951

申请日：2022-11-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JUN HYUN PARK ,  Hyeong Seok KIM ,  Young Wan SEO ,  Yu Jin LEE ,  Cheol Gon LEE

IPC: H10K59/126 ,  G09G3/3233 ,  H01L27/12

CPC classification number: H10K59/126 ,  G09G3/3233 ,  H01L27/1248 ,  G09G2320/0233 ,  G09G2300/0426 ,  G09G2300/0809

Abstract: A display device includes a display panel having a general area including first subpixels, and a sensor area including second subpixels and light-transmitting area. Each of the first subpixels and the second subpixels includes a first active layer disposed on a substrate and formed of a first material, a first gate layer disposed on the first active layer, a second gate layer disposed on the first gate layer, a second active layer disposed on the second gate layer and formed of a second material different from the first material, a third gate layer disposed on the second active layer, and a light-blocking layer disposed between the substrate and the first active layer and overlapping the second active layer in a thickness direction.

公开(公告)号：US20230225178A1

公开(公告)日：2023-07-13

申请号：US17962357

申请日：2022-10-07

Applicant: Samsung Display Co., LTD.

Inventor： Ji Sun KIM ,  Young Wan SEO

IPC: H01L27/32 ,  G09G3/3233

CPC classification number: H01L27/3223 ,  G09G3/3233 ,  G09G2300/0413 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  H01L27/3213 ,  H01L27/3276

Abstract: A display device includes a substrate including a front portion, a first side portion extending from a first side of the front portion, a second side portion extending from a second side of the front portion, and a corner portion between the first side portion and the second side portion and having a cutout pattern, a first display area including first pixels in the front portion, and a second display area including second pixels and dummy pixel driving units in the cutout pattern of the corner portion. Each of the second pixels includes a subpixel light emitting unit emitting light and a subpixel driving unit connected to the subpixel light emitting unit. Any one of the dummy pixel driving units is closer to an edge of the cutout pattern than the subpixel driving unit of any one of the second pixels is the edge of the cutout pattern.