中科微点-全球专利检索

  1. Login
  2. Sign Up

Search Results

32 records (took 0.021 seconds)

    Scan driver
    1.
    发明授权
    Scan driver 有权

    公开(公告)号：US11967269B2

    公开(公告)日：2024-04-23

    申请号：US17938031

    申请日：2022-10-04

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Chul Kyu Kang ,  Sung Hwan Kim ,  Soo Hee Oh ,  Dong Sun Lee ,  Sang Moo Choi

    IPC: G06F3/01 ,  G09G3/32

    CPC classification number: G09G3/32 ,  G09G2310/0267 ,  G09G2310/08

    Abstract: A scan driver includes: a first transistor having a first electrode coupled to an output scan line, a second electrode coupled to a first power line, and a gate electrode coupled to a first node; a second transistor having a first electrode coupled to a first clock line, a second electrode coupled to the output scan line, and a gate electrode coupled to a second node; a third transistor having a first electrode coupled to the first node, a second electrode coupled to a first input scan line, and a gate electrode coupled to a second clock line; and a fourth transistor having a first electrode coupled to the second node and a second electrode and a gate electrode, which are coupled to a second input scan line, wherein the first input scan line and the second input scan line are different from each other.

    Display device and driving method thereof
    3.
    发明授权
    Display device and driving method thereof 有权

    公开(公告)号：US11521561B2

    公开(公告)日：2022-12-06

    申请号：US17395979

    申请日：2021-08-06

    Applicant: Samsung Display Co., Ltd.

    Inventor： Sung Hwan Kim ,  Chul Kyu Kang ,  Hyun-Chol Bang ,  Soo Hee Oh ,  Dong Sun Lee

    IPC: G09G3/3291 ,  G09G3/3266 ,  H01L27/32

    Abstract: A display device includes: scan, control, and emission control signal lines, signals transmitted thereby being different from one another; data and driving voltage lines; a first transistor including a first gate electrode and first source and drain; a second transistor including a second gate electrode connected to a first scan line, a second source connected to a first data line, and a second drain connected to the first source; a light-emitting element; a control transistor including a control gate electrode connected to a first control line and between the driving voltage line and the first source or the light-emitting element and the first drain; and an emission control transistor in series between the light-emitting element and the control transistor, the control transistor and the first transistor, or the driving voltage line and the control transistor, and an emission control gate electrode connected to the emission control signal line.

    Display device having dummy terminals
    4.
    发明授权
    Display device having dummy terminals 有权

    公开(公告)号：US09930784B2

    公开(公告)日：2018-03-27

    申请号：US15208247

    申请日：2016-07-12

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Dong Sun Lee

    IPC: H05K1/18 ,  H05K1/11 ,  H01L51/52 ,  G02F1/1345

    CPC classification number: H05K1/181 ,  G02F1/13458 ,  H01L51/52 ,  H05K1/111 ,  H05K2201/09781 ,  H05K2201/0979 ,  H05K2201/10128 ,  Y02P70/611

    Abstract: A display device includes a substrate including a peripheral area with an integrated circuit chip disposed therein. A first pad portion, overlaps the integrated circuit chip, and includes a plurality of first dummy terminals, and a plurality of first connecting terminals electrically connected to the integrated circuit chip. The plurality of first dummy terminals is not electrically connected to the integrated circuit chip. A second pad portion, disposed in the peripheral area, includes a plurality of second connecting terminals electrically connected to a printed circuit board. A plurality of first connecting wires electrically connect each of the plurality of first connecting terminals to one or more of the plurality of second connecting terminals. At least one of the plurality of first connecting terminals is disposed between the plurality of first dummy terminals. The plurality of first connecting wires is not electrically connected to the plurality of first dummy terminals.

    DISPLAY DEVICE
    5.
    发明申请
    DISPLAY DEVICE 有权
    显示设备

    公开(公告)号：US20170076655A1

    公开(公告)日：2017-03-16

    申请号：US15360942

    申请日：2016-11-23

    Applicant: Samsung Display Co., Ltd.

    Inventor： Seon I Jeong ,  Hwa Young Song ,  Min Kyu Woo ,  Dong Sun Lee

    IPC: G09G3/20 ,  G09G3/36

    CPC classification number: G09G3/2085 ,  G02F1/1345 ,  G09G3/3607 ,  G09G3/3685 ,  G09G3/3688 ,  G09G2300/0426 ,  G09G2300/043 ,  G09G2300/0814 ,  G09G2310/0297

    Abstract: A display device includes: a display panel including a plurality of gate lines on a substrate, a plurality of data lines crossing the gate lines, and a plurality of pixels, each of the pixels being coupled to one of the gate lines and to one of the data lines; a data driver configured to output data signals through a plurality of channel terminals; and a line selector configured to transmit the data signals to a plurality of data line blocks, each of the data line blocks including a plurality of data lines, wherein the line selector includes a plurality of thin-film transistors, and at least two of the thin-film transistors have different sizes.

    Abstract translation: 显示装置包括：显示面板，包括在基板上的多条栅极线，与栅极线交叉的多条数据线，以及多个像素，每个像素耦合到一条栅极线，并耦合到 数据线; 数据驱动器，被配置为通过多个信道终端输出数据信号; 以及线选择器，被配置为将数据信号发送到多个数据线块，每个数据线块包括多条数据线，其中线选择器包括多个薄膜晶体管，并且至少两个 薄膜晶体管具有不同的尺寸。

    Stage and scan driver using the same
    6.
    发明授权
    Stage and scan driver using the same 有权

    公开(公告)号：US12236894B2

    公开(公告)日：2025-02-25

    申请号：US18453290

    申请日：2023-08-21

    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

    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.

    Scan driver
    7.
    发明授权
    Scan driver 有权

    公开(公告)号：US11468826B2

    公开(公告)日：2022-10-11

    申请号：US17339808

    申请日：2021-06-04

    Applicant: Samsung Display Co., Ltd.

    Inventor： Chui Kyu Kang ,  Sung Hwan Kim ,  Soo Hee Oh ,  Dong Sun Lee ,  Sang Moo Choi

    IPC: G09G3/3266 ,  G09G3/32

    Abstract: A scan driver includes: a first transistor having a first electrode coupled to an output scan line, a second electrode coupled to a first power line, and a gate electrode coupled to a first node; a second transistor having a first electrode coupled to a first clock line, a second electrode coupled to the output scan line, and a gate electrode coupled to a second node; a third transistor having a first electrode coupled to the first node, a second electrode coupled to a first input scan line, and a gate electrode coupled to a second clock line; and a fourth transistor having a first electrode coupled to the second node and a second electrode and a gate electrode, which are coupled to a second input scan line, wherein the first input scan line and the second input scan line are different from each other.

    Organic light emitting display device and method for driving the same
    9.
    发明授权
    Organic light emitting display device and method for driving the same 有权

    公开(公告)号：US11151948B2

    公开(公告)日：2021-10-19

    申请号：US16450719

    申请日：2019-06-24

    Applicant: Samsung Display Co., Ltd.

    Inventor： Dong Sun Lee ,  Sang Moo Choi ,  Chui Kyu Kang ,  Soo Hee Oh

    IPC: G09G3/20 ,  G09G3/3291 ,  G09G3/3266 ,  G09G3/3225 ,  G09G3/3233

    Abstract: An organic light emitting display device includes: a pixel unit including a plurality of pixels; a scan driver for sequentially supplying a scan signal to the pixels through scan lines, wherein the scan signal includes k (k is a natural number) bias pulses for applying a bias voltage and one write pulse for applying a data voltage; a data corrector for correcting a first grayscale value that is a grayscale value of a (j, i) pixel (i and j are natural numbers) among the pixels, based on a difference between the first grayscale value and a second grayscale value that is a grayscale value of a (j+2k, i) pixel among the pixels; and a data driver for supplying a data voltage corresponding to each of the grayscale values to the pixel unit through a plurality of data lines.

Patent Agency Ranking