知搜-全球专利检索

  1. Login
  2. Sign Up

Search Results

40 records (took 0.022 seconds)

    Organic light emitting display device capable of compensating for deviation and deterioration in pixel
    13.
    发明授权
    Organic light emitting display device capable of compensating for deviation and deterioration in pixel 有权

    公开(公告)号：US10403211B2

    公开(公告)日：2019-09-03

    申请号：US15236178

    申请日：2016-08-12

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Hai Jung In ,  Dong Gyu Kim ,  Bo Yong Chung

    IPC: G09G3/325 ,  G09G3/3291 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/3233

    Abstract: An organic light emitting display device includes pixels, a sensor configured to extract at least one of deviation information of first transistors of the pixels and deterioration information of OLEDs of the pixels in a sensing period, and a converter configured to change a bit of first data input from the outside by using at least one of the deviation information and the deterioration information, and to generate second data, wherein a pixel at an ith horizontal line includes an OLED, a first transistor configured to control an amount of a current that flows from a first power source via the OLED in response to a voltage of a first node, second and third transistors configured to turn on when a scan signal is supplied to an ith scan line, and a fourth transistor configured to turn on when a control signal is supplied to an ith control line.

    ORGANIC LIGHT EMITTING DISPLAY DEVICE
    15.
    发明申请
    ORGANIC LIGHT EMITTING DISPLAY DEVICE 审中-公开
    有机发光显示装置

    公开(公告)号：US20170061866A1

    公开(公告)日：2017-03-02

    申请号：US15236178

    申请日：2016-08-12

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Hai Jung In ,  Dong Gyu Kim ,  Bo Yong Chung

    IPC: G09G3/325 ,  G09G3/3291 ,  G09G3/3266

    Abstract: An organic light emitting display device includes pixels, a sensor configured to extract at least one of deviation information of first transistors of the pixels and deterioration information of OLEDs of the pixels in a sensing period, and a converter configured to change a bit of first data input from the outside by using at least one of the deviation information and the deterioration information, and to generate second data, wherein a pixel at an ith horizontal line includes an OLED, a first transistor configured to control an amount of a current that flows from a first power source via the OLED in response to a voltage of a first node, second and third transistors configured to turn on when a scan signal is supplied to an ith scan line, and a fourth transistor configured to turn on when a control signal is supplied to an ith control line.

    Abstract translation: 有机发光显示装置包括像素，被配置为在感测周期中提取像素的第一晶体管的偏差信息和OLED的劣化信息中的至少一个的传感器，以及被配置为改变第一数据的位的转换器 通过使用偏差信息和劣化信息中的至少一个从外部输入，并且产生第二数据，其中第i个水平线上的像素包括OLED，第一晶体管被配置为控制从 经由OLED响应于第一节点的电压的第一电源，配置成当扫描信号被提供给第i扫描线时导通的第二和第三晶体管，以及配置为当控制信号为 提供给第i个控制线。

    Scan driver and driving method thereof
    16.
    发明授权
    Scan driver and driving method thereof 有权
    扫描驱动器及其驱动方法

    公开(公告)号：US09552789B2

    公开(公告)日：2017-01-24

    申请号：US14251524

    申请日：2014-04-11

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Hae-Yeon Lee ,  Bo Yong Chung

    IPC: G06F1/04 ,  G06F1/10 ,  G09G5/00 ,  G09G3/36

    CPC classification number: G09G3/3677

    Abstract: A scan driver includes a plurality of stages arranged sequentially and configured to respectively output a scan signal; and a switching unit configured to receive a plurality of clock signals, to select clock signals of the plurality of clock signals according to a selection control signal, and to input the selected clock signals to the plurality of stages.

    Abstract translation: 扫描驱动器包括顺序地布置并被配置为分别输出扫描信号的多个级; 以及开关单元，被配置为接收多个时钟信号，以根据选择控制信号选择所述多个时钟信号的时钟信号，并将所选择的时钟信号输入到所述多个级。

    Scan driver
    17.
    发明授权
    Scan driver 有权

    公开(公告)号：US11817042B2

    公开(公告)日：2023-11-14

    申请号：US17827272

    申请日：2022-05-27

    Applicant: Samsung Display Co., Ltd.

    Inventor： Yang Hwa Choi ,  Bo Yong Chung

    IPC: G09G3/32 ,  G09G3/3266

    CPC classification number: G09G3/32 ,  G09G3/3266 ,  G09G2300/0852 ,  G09G2310/0264 ,  G09G2310/0286 ,  G09G2310/06

    Abstract: A scan driver includes a first transistor including gate, first, and second electrodes coupled to a Q node, a scan clock line, and a scan line. A second transistor includes gate and first electrodes coupled to a scan carry line, and a second electrode coupled to the Q node. A third transistor includes gate and first electrodes coupled to a first control line and a sensing carry line. A fourth transistor includes a gate and first electrode coupled to the sensing carry line and the third transistor first electrode. A fifth transistor includes gate, first, and second electrodes coupled to a fourth transistor second electrode, a second control line, and a node. A capacitor includes first and second electrodes coupled to the fifth transistor first and gate electrodes. A sixth transistor includes gate, first, and second electrodes coupled to a third control line, the node, and the Q node.

    Scan driver
    18.
    发明授权
    Scan driver 有权

    公开(公告)号：US11348513B2

    公开(公告)日：2022-05-31

    申请号：US16941140

    申请日：2020-07-28

    Applicant: Samsung Display Co., Ltd.

    Inventor： Yang Hwa Choi ,  Bo Yong Chung

    IPC: G09G3/32 ,  G09G3/3266

    Abstract: A scan driver includes a first transistor including gate, first, and second electrodes coupled to a Q node, a scan clock line, and a scan line. A second transistor includes gate and first electrodes coupled to a scan carry line, and a second electrode coupled to the Q node. A third transistor includes gate and first electrodes coupled to a first control line and a sensing carry line. A fourth transistor includes a gate and first electrode coupled to the sensing carry line and the third transistor first electrode. A fifth transistor includes gate, first, and second electrodes coupled to a fourth transistor second electrode, a second control line, and a node. A capacitor includes first and second electrodes coupled to the fifth transistor first and gate electrodes. A sixth transistor includes gate, first, and second electrodes coupled to a third control line, the node, and the Q node.

    Scan driver for sequentially driving and simultaneously driving a plurality of scan lines and display device having the same
    20.
    发明授权
    Scan driver for sequentially driving and simultaneously driving a plurality of scan lines and display device having the same 有权

    公开(公告)号：US10937371B2

    公开(公告)日：2021-03-02

    申请号：US16414663

    申请日：2019-05-16

    Applicant: Samsung Display Co., Ltd.

    Inventor： Bo Yong Chung ,  Dongwoo Kim ,  Yeonkyung Kim ,  Chong Chul Chai

    IPC: G09G3/3266

    Abstract: A scan driver includes circuit stages each including a first input part to transfer a signal of a first node to a first output part having a second node in response to a first clock signal, a second input part to transfer a carry signal to the first node in response to a second clock signal that is different from the first clock signal, a holding part to maintain a signal of the second node, the first output part to transfer a third clock signal that is different from the first and second clock signals to an output terminal in response to the signal of the second node, a second output part to transfer the first clock signal to the output terminal in response to a signal of a third node, and a simultaneous driving part to turn off the second output part in response to the third clock signal.

Patent Agency Ranking