公开(公告)号：US20210343227A1

公开(公告)日：2021-11-04

申请号：US17367396

申请日：2021-07-04

Applicant: Samsung Display Co., Ltd.

Inventor： Kyong Hwan Oh ,  Ji Hyun Ka ,  Ki Myeong Eom ,  Hai Jung In ,  Jin Jeon ,  Won Kyu Kwak ,  Hyun Lee ,  Hwan Soo Jang ,  Jin Tae Jeong

IPC: G09G3/20

Abstract: A display device includes pixels coupled to first scan lines, second scan lines, emission control lines, and data lines; a first scan driver to supply a scan signal to each of the first scan lines at a first frequency to drive the display device at a first driving frequency, and to supply the scan signal to each of the first scan lines at a second frequency to drive the display device at a second driving frequency lower than the first driving frequency; a second scan driver to supply a scan signal to each of the second scan lines at the first frequency to drive the display device at the first driving frequency, and to supply the scan signal to each of the second scan lines at the second frequency to drive the display device at the second driving frequency; an emission driver to supply an emission control signal to each of the emission control lines at the first frequency; and a data driver to supply a data signal to each of the data lines in response to the scan signal supplied to each of the first scan lines.

公开(公告)号：US20210118365A1

公开(公告)日：2021-04-22

申请号：US17137794

申请日：2020-12-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Hwi Kim ,  Na Young Kim ,  Chul Ho Kim ,  Wang Jo Lee ,  Jin Jeon

IPC: G09G3/3233 ,  G09G3/3275 ,  G09G3/3266 ,  H01L27/32

Abstract: A pixel circuit includes first to fifth transistors, a capacitor, and a light emitting element. The first transistor is coupled between first and second power lines, and includes a gate electrode coupled to a first node and a back-gate electrode coupled to a second node. The second transistor is coupled between a data line and the first node, and includes a gate electrode coupled to a first scan line. The third transistor is coupled between a third power line and the first node, and includes a gate electrode coupled to a reference scan line. The fourth transistor is coupled between a second node and a fourth power line, and includes a gate electrode coupled to a second scan line. The fifth transistor is coupled between a first power line and the one electrode of the first transistor, and includes a gate electrode coupled to a light-emitting control line.

公开(公告)号：US10854690B2

公开(公告)日：2020-12-01

申请号：US16686800

申请日：2019-11-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Injun Bae ,  Donghwi Kim ,  Chulho Kim ,  Jin Jeon

IPC: H04L27/32 ,  H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes a substrate including a display area and a sensor area, the sensor area including an auxiliary display area and a transmitting area, first display elements arranged over the display area, second display elements arranged over the auxiliary display area, transmitting units arranged in the transmitting area and configured to transmit at least a portion of light incident on the transmitting units, and an optical layer including a mesh pattern covering at least the second display elements.

公开(公告)号：US10720108B2

公开(公告)日：2020-07-21

申请号：US16505653

申请日：2019-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Jeon

IPC: G09G3/3258 ,  G09G3/3225 ,  G09G3/3266 ,  G09G3/3275

Abstract: An organic light emitting display device may include a display panel, a power supply, and a display driver. The display panel may comprise a plurality of scan lines, a plurality of data lines, and a plurality of pixels connected to the scan lines and to the data lines. The power supply may supply a first pixel voltage and a second pixel voltage to the pixels. The display driver may control the display panel. The display panel may display a first image in a first frame frequency during a first driving mode, and display a second image in a second frame frequency that is lower than the first frame frequency during a second driving mode, according to a control by the display driver.

公开(公告)号：US10566406B2

公开(公告)日：2020-02-18

申请号：US16144276

申请日：2018-09-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Mi Hae Kim ,  Min Ho Ko ,  Seung Woo Sung ,  Ki Myeong Eom ,  Jin Jeon

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

Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.

公开(公告)号：US20180158410A1

公开(公告)日：2018-06-07

申请号：US15885513

申请日：2018-01-31

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Jeon

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2320/0233 ,  G09G2320/0242 ,  G09G2320/0247 ,  H01L27/3216 ,  H01L27/3218 ,  H01L27/3262 ,  H01L27/3272 ,  H01L27/3276

Abstract: An OLED display is disclosed. In one aspect, the display includes a scan line transmitting a scan signal, a data line crossing the scan line and transmitting a data voltage, and a driving voltage line crossing the scan line and configured to transmit a driving voltage. The display also includes a switching transistor electrically connected to the scan line and the data line. The display further includes a driving transistor and a compensation transistor. A driving gate electrode and a driving drain electrode are respectively connected to a compensation source electrode and a compensation drain electrode. The display also includes a light blocking layer at least partially covering the compensation transistor and an OLED electrically connected to the driving transistor.

公开(公告)号：US09552770B2

公开(公告)日：2017-01-24

申请号：US14597100

申请日：2015-01-14

Applicant: Samsung Display Co., Ltd.

Inventor： Hwa-Young Song ,  Dong-Hwi Kim ,  Jin Jeon

IPC: G09G5/10 ,  G09G3/32

CPC classification number: G09G3/3233 ,  G09G2300/0861 ,  G09G2320/0606 ,  G09G2320/0613

Abstract: An emission driver, organic light-emitting diode (OLED) display including the same, and electronic device are disclosed. In one aspect, the emission driver includes first through (n)th emission circuits configured to output a plurality of emission control signals. The emission circuits are connected to a display panel of an OLED display via emission-lines. The emission driver also includes a plurality of first switches configured to electrically connect the emission circuits in series when the first switches are turned on and a plurality of second switches configured to electrically connect the emission circuits in parallel when the second switches are turned on. The second switches are further configured to be turned off when the first switches are turned on and the second switches are further configured to be turned on when the first switches are turned off.

Abstract translation: 公开了一种包括其的发射驱动器，有机发光二极管（OLED）显示器和电子设备。 一方面，发射驱动器包括被配置为输出多个发射控制信号的第一至第（n）个发射电路。 发射电路通过发射线连接到OLED显示器的显示面板。 发射驱动器还包括多个第一开关，其被配置为当第一开关导通时将串联的发射电路电连接，并且多个第二开关被配置为当第二开关导通时并联电连接发射电路。 第二开关进一步构造成当第一开关被接通时被关断，并且第二开关进一步被配置为当第一开关被断开时被接通。

公开(公告)号：US20170011685A1

公开(公告)日：2017-01-12

申请号：US15203644

申请日：2016-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Jeon

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2320/0233 ,  G09G2320/0242 ,  G09G2320/0247 ,  H01L27/3216 ,  H01L27/3218 ,  H01L27/3262 ,  H01L27/3272 ,  H01L27/3276

Abstract: An OLED display is disclosed. In one aspect, the display includes a scan line transmitting a scan signal, a data line crossing the scan line and transmitting a data voltage, and a driving voltage line crossing the scan line and configured to transmit a driving voltage. The display also includes a switching transistor electrically connected to the scan line and the data line. The display further includes a driving transistor and a compensation transistor. A driving gate electrode and a driving drain electrode are respectively connected to a compensation source electrode and a compensation drain electrode. The display also includes a light blocking layer at least partially covering the compensation transistor and an OLED electrically connected to the driving transistor.

Abstract translation: 公开了一种OLED显示器。 在一个方面，显示器包括扫描线，其传送扫描信号，穿过扫描线并传送数据电压的数据线以及与扫描线交叉并被配置为传输驱动电压的驱动电压线。 显示器还包括电连接到扫描线和数据线的开关晶体管。 显示器还包括驱动晶体管和补偿晶体管。 驱动栅电极和驱动漏电极分别连接到补偿源电极和补偿漏电极。 显示器还包括至少部分地覆盖补偿晶体管的光阻挡层和电连接到驱动晶体管的OLED。

公开(公告)号：US09412802B2

公开(公告)日：2016-08-09

申请号：US14256234

申请日：2014-04-18

Applicant: Samsung Display Co., Ltd.

Inventor： Chae-Han Hyun ,  Seung-Kyu Lee ,  Jin Jeon

IPC: H01L27/32

CPC classification number: H01L27/3276 ,  H01L27/3246

Abstract: Provided are an organic light emitting display apparatus and a method of manufacturing the same. The apparatus includes a substrate including a display area and a peripheral area outside the display area, a plurality of thin film transistors (TFTs) disposed in the peripheral area of the substrate, a first insulating layer covering the plurality of TFTs, a plurality of conductive layers disposed on the first insulating layer to be located above the plurality of TFTs and to be mutually separated to correspond to spaces among the plurality of TFTs, a second insulating layer covering spaces among the plurality of conductive layers, and an opposite electrode corresponding to the display area and the peripheral area of the substrate, covering the second insulating layer, and being in contact with at least portions of the conductive layers.

Abstract translation: 提供一种有机发光显示装置及其制造方法。 该装置包括：基板，包括显示区域和显示区域外部的外围区域;多个薄膜晶体管（TFT），设置在基板的外围区域;第一绝缘层，覆盖多个TFT;多个导电 设置在所述第一绝缘层上的层，其位于所述多个TFT的上方，并且彼此分离以对应于所述多个TFT中的空间，覆盖所述多个导电层中的空间的第二绝缘层和对应于所述多个TFT的对置电极 显示区域和基板的外围区域，覆盖第二绝缘层，并且与导电层的至少一部分接触。

公开(公告)号：US12046189B2

公开(公告)日：2024-07-23

申请号：US18315263

申请日：2023-05-10

Applicant: Samsung Display Co., LTD.

Inventor： Na Young Kim ,  Dong Hwi Kim ,  Jin Jeon

IPC: G09G3/32 ,  G09G3/3225 ,  G09G3/3233 ,  G09G3/3258 ,  G09G3/3266

CPC classification number: G09G3/32 ,  G09G3/3225 ,  G09G3/3233 ,  G09G3/3258 ,  G09G3/3266 ,  G09G2310/0278 ,  G09G2320/0247 ,  G09G2330/028

Abstract: A pixel for a display device includes a light-emitting element, a first transistor including a first electrode electrically connected to a first node and controlling a driving current, a second transistor electrically connected between a data line and the first node and being turned on in response to a first scan signal supplied through a first scan line, a third transistor electrically connected between the second node and a third node electrically connected to a second electrode of the first transistor and being turned on in response to the first scan signal, and a fourth transistor being turned on in response to a second scan signal supplied through a second scan line, and applying a bias voltage to the first transistor. The fourth transistor is turned on at a first frequency. The second and third transistors are turned on at a second frequency different from the first frequency.