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    Pixel circuit for forming a slim bezel
    1.
    发明授权
    Pixel circuit for forming a slim bezel 有权

    公开(公告)号：US11862090B2

    公开(公告)日：2024-01-02

    申请号：US17989357

    申请日：2022-11-17

    Applicant: LG Display Co., Ltd.

    Inventor： Taehwi Kim ,  Juhnsuk Yoo ,  Jungchul Kim

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

    CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2310/0278 ,  G09G2320/0233

    Abstract: A pixel circuit and a display device including the same are disclosed. The pixel circuit includes: a driving transistor which includes a first electrode connected to a first node, a gate electrode connected to a second node, and a second electrode connected to a third node, and supplies a driving current to a light emitting device; a first transistor that is electrically connected between the first node and the second node; a second transistor that is electrically connected between the first node and a data voltage; a third transistor that is electrically connected between the first node and a power supply line that supplies a high potential voltage; and a storage capacitor that includes a first electrode connected to the high potential voltage and a second electrode connected to the second node.

    Electroluminescent display
    4.
    发明授权
    Electroluminescent display 有权

    公开(公告)号：US10127859B2

    公开(公告)日：2018-11-13

    申请号：US15621866

    申请日：2017-06-13

    Applicant: LG Display Co., Ltd.

    Inventor： Sungwook Chang ,  Juhnsuk Yoo ,  Jungchul Kim ,  Sungwook Yoon ,  Hoyoung Ko

    IPC: G09G3/3258 ,  G09G3/3233 ,  H01L27/32

    Abstract: An electroluminescent display is disclosed. An electroluminescent display comprises a display panel including a plurality of pixels, each of the plurality of pixels including subpixels. A pixel circuit of each subpixels includes a driving transistor configured to drive the electroluminescent diode, a first switching transistor configured to supply a first voltage to a gate of the driving transistor in response to a first scan signal, a second switching transistor configured to supply a second voltage to the gate of the driving transistor in response to a second scan signal, a third switching transistor configured to supply the second voltage to a first electrode of the driving transistor in response to the second scan signal, a fourth switching transistor configured to supply a first supply voltage to a second electrode of the driving transistor in response to an emission control signal, a first capacitor between a first node connected to the gate electrode of the driving transistor and a second node connected to the second electrode of the driving transistor, and a second capacitor between the second node and a power supply line supplied with the second voltage or the first supply voltage.

    Pixel Circuit and Display Device Including the Same
    5.
    发明公开
    Pixel Circuit and Display Device Including the Same 审中-公开

    公开(公告)号：US20230206844A1

    公开(公告)日：2023-06-29

    申请号：US17989357

    申请日：2022-11-17

    Applicant: LG Display Co., Ltd.

    Inventor： Taehwi Kim ,  Juhnsuk Yoo ,  Jungchul Kim

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

    CPC classification number: G09G3/3233 ,  G09G3/3291 ,  G09G3/3266 ,  G09G2300/0426 ,  G09G2310/0278 ,  G09G2300/0842 ,  G09G2320/0233

    Abstract: A pixel circuit and a display device including the same are disclosed. The pixel circuit includes: a driving transistor which includes a first electrode connected to a first node, a gate electrode connected to a second node, and a second electrode connected to a third node, and supplies a driving current to a light emitting device; a first transistor that is electrically connected between the first node and the second node; a second transistor that is electrically connected between the first node and a data voltage; a third transistor that is electrically connected between the first node and a power supply line that supplies a high potential voltage; and a storage capacitor that includes a first electrode connected to the high potential voltage and a second electrode connected to the second node.

    Organic light emitting display
    6.
    发明授权
    Organic light emitting display 有权

    公开(公告)号：US10565929B2

    公开(公告)日：2020-02-18

    申请号：US16016438

    申请日：2018-06-22

    Applicant: LG Display Co., Ltd.

    Inventor： Daekyu Kim ,  Jungchul Kim ,  Heekwang Kang ,  Junyoung Kwon

    IPC: G09G3/32 ,  G09G3/3241 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3291

    Abstract: An organic light emitting display comprises a display panel having a plurality of pixels, a gate drive circuit that drives scan lines and emission lines on the display panel, and a data drive circuit that drives data lines on the display panel, (n−1)th and nth pixels arranged in a row, a transistor array having a driving transistor, a sampling transistor, and a first initial transistor, and a capacitor connected between an initial voltage input terminal and the sampling transistor. A gate electrode of the first initial transistor for initializing the driving transistor of the nth pixel is connected to a scan line in the (n−1)th pixel.

    Organic light emitting diode (OLED) display and driving method thereof
    7.
    发明授权
    Organic light emitting diode (OLED) display and driving method thereof 有权

    公开(公告)号：US10535300B2

    公开(公告)日：2020-01-14

    申请号：US15188447

    申请日：2016-06-21

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Jungchul Kim ,  Junyoung Kwon

    IPC: G09G3/3233

    Abstract: Provided is an organic light emitting diode (OLED) display which includes a driving circuit and pixels arranged on pixel rows. In a (j−1)-th horizontal period, the driving circuit samples a threshold voltage of a driving Transistor (DT) of each pixel arranged on the (j−1)-th pixel row, and initializes a voltage of a gate electrode of a driving TFT of each pixel arranged on the j-th pixel row. In addition, in a j-th horizontal period, the driving circuit samples a threshold voltage of the driving TFT of each pixel arranged on the j-th pixel row.

    Narrow bezel large area organic light emitting diode display
    8.
    发明授权
    Narrow bezel large area organic light emitting diode display 有权

    公开(公告)号：US09735388B2

    公开(公告)日：2017-08-15

    申请号：US14939088

    申请日：2015-11-12

    Applicant: LG Display Co., Ltd.

    Inventor： Jungchul Kim

    IPC: H01L51/52 ,  H01L27/32 ,  G09G3/3225

    CPC classification number: H01L51/5228 ,  G09G3/3225 ,  H01L27/3276 ,  H01L51/5253

    Abstract: The present disclosure relates to a narrow bezel large area organic light emitting diode display. An organic light emitting diode display includes a substrate having a display area and a non-display area; a gate driver disposed in the non-display area; a ground line overlapping on the gate driver with a passivation layer; an anode electrode disposed in the display area; an organic light emission layer disposed in the display area and stacked on the anode electrode; and a cathode electrode stacked on the organic light emission layer and contacting the ground line.

    Display device and method of forming a display device
    9.
    发明授权
    Display device and method of forming a display device 有权
    显示装置及形成显示装置的方法

    公开(公告)号：US09373299B2

    公开(公告)日：2016-06-21

    申请号：US13939361

    申请日：2013-07-11

    Applicant: LG DISPLAY CO., LTD.

    Inventor： Taro Hasumi ,  Jino Lee ,  Jungchul Kim ,  Jaehee Park ,  Sehwan Na

    IPC: G09G3/36 ,  G02F1/1345 ,  H01L27/32

    CPC classification number: G09G3/3696 ,  G02F1/13452 ,  H01L27/3276

    Abstract: A display device and method of forming a display device are provided. A display device includes: a first auxiliary electrode coupled to a first power voltage supply line; a second auxiliary electrode coupled to a second power voltage supply line with a first link electrode; an active area, comprising: scan lines; data lines; first voltage lines; second voltage lines; and pixels; and a display drive circuit configured to supply data voltages to data links coupled to the data lines, wherein the first auxiliary electrode, the second auxiliary electrode, the first power voltage supply line, the second power voltage supply line, the data links, and the display drive circuit being in a bezel area corresponding to an area outside the active area, the second auxiliary electrode being between the first auxiliary electrode and the active area, the first auxiliary electrode being between the second auxiliary electrode and the display drive circuit.

    Abstract translation: 提供一种形成显示装置的显示装置和方法。 显示装置包括：耦合到第一电源电压线的第一辅助电极; 耦合到具有第一连接电极的第二电源电压线的第二辅助电极; 活动区域，包括：扫描线; 数据线 第一电压线 第二电压线; 和像素; 以及显示驱动电路，被配置为向耦合到数据线的数据链路提供数据电压，其中第一辅助电极，第二辅助电极，第一电源电压供给线，第二电源电压线，数据链路和 显示驱动电路位于与有源区域外的区域对应的边框区域中，第二辅助电极位于第一辅助电极和有源区域之间，第一辅助电极位于第二辅助电极和显示驱动电路之间。

    Pixel Circuit and Display Device Including the Same
    10.
    发明公开
    Pixel Circuit and Display Device Including the Same 审中-公开

    公开(公告)号：US20240087530A1

    公开(公告)日：2024-03-14

    申请号：US18514762

    申请日：2023-11-20

    Applicant: LG Display Co., Ltd.

    Inventor： Taehwi Kim ,  Juhnsuk Yoo ,  Jungchul Kim

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

    CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2310/0278 ,  G09G2320/0233

    Abstract: A pixel circuit and a display device including the same are disclosed. The pixel circuit includes: a driving transistor which includes a first electrode connected to a first node, a gate electrode connected to a second node, and a second electrode connected to a third node, and supplies a driving current to a light emitting device; a first transistor that is electrically connected between the first node and the second node; a second transistor that is electrically connected between the first node and a data voltage; a third transistor that is electrically connected between the first node and a power supply line that supplies a high potential voltage; and a storage capacitor that includes a first electrode connected to the high potential voltage and a second electrode connected to the second node.

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