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    Display device
    41.
    发明授权
    Display device 有权

    公开(公告)号：US11422651B2

    公开(公告)日：2022-08-23

    申请号：US16911970

    申请日：2020-06-25

    Applicant: Japan Display Inc.

    Inventor： Yoshiro Aoki ,  Takashi Nakamura ,  Masahiro Tada ,  Hirotaka Hayashi ,  Makoto Shibusawa ,  Yutaka Umeda ,  Miyuki Ishikawa

    IPC: G06F3/00 ,  G06F3/041 ,  G02F1/1333 ,  G06F3/044 ,  G06F3/047 ,  H01L27/32 ,  H01L51/52

    Abstract: According to one embodiment, a lateral-electric-field liquid crystal display device includes a light-emitting display layer including OLEDs and a driving circuit controlling light emission of the OLEDs, a moisture impermeable film provided to be laminated on the light-emitting display layer to prevent infiltration of moisture into the light-emitting display layer, an optical substrate provided separately from the moisture impermeable film and subjecting light from the light-emitting display region to optical processing, a first touch electrode group serving as one electrode group of touch electrodes and provided on a back surface of the optical substrate, and an extraction electrode group formed to be laminated on the moisture impermeable film, the extraction electrode group and the optical substrate have an overlapping part in plan view, and electrodes of the first touch electrode group being electrically connected to electrodes of the extraction electrode group in the overlapping part.

    Liquid crystal display device
    42.
    发明授权
    Liquid crystal display device 有权

    公开(公告)号：US10241605B2

    公开(公告)日：2019-03-26

    申请号：US15434559

    申请日：2017-02-16

    Applicant: Japan Display Inc.

    Inventor： Takanori Tsunashima ,  Takashi Nakamura ,  Masahiro Tada ,  Kazuhide Mochizuki

    IPC: G06F3/041 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368 ,  G06F3/044 ,  G09G3/36 ,  G02F1/1333

    Abstract: According to one embodiment, a liquid crystal display device includes touch-sensor electrodes, an array substrate including pixel electrodes, gate lines, source lines, switching elements, a light-shielding layer, and a plurality of stripe-like common electrodes, a counter-substrate, and a liquid crystal layer, wherein the common electrodes included in the array substrate are used not only as electrodes for display, but also as touch-sensor electrodes and, in a touch operation, a touch drive signal is input to each drive unit electrode including a plurality of common electrodes, and the light-shielding layer is divided into parts each of which corresponds to the drive unit electrode, and is provided to extend across a region opposed to a region of the drive unit electrode.

    Display device
    45.
    发明授权
    Display device 有权
    显示设备

    公开(公告)号：US09411478B2

    公开(公告)日：2016-08-09

    申请号：US14257091

    申请日：2014-04-21

    Applicant: Japan Display Inc.

    Inventor： Miyuki Ishikawa ,  Masahiro Tada ,  Takashi Nakamura ,  Yutaka Umeda ,  Hirotaka Hayashi ,  Yoshiro Aoki ,  Takanori Tsunashima

    IPC: G02F1/1333 ,  G06F3/044 ,  G06F3/041

    CPC classification number: G06F3/044 ,  G02F1/13338 ,  G06F3/0412

    Abstract: According to one embodiment, a display device includes a display panel having a counter substrate, an array substrate and a liquid crystal layer held therebetween, a counter electrode provided on the counter substrate, a pixel electrode arranged on the array substrate in a matrix, a sensor circuit arranged between rows of the plurality of pixel electrodes and configured to read out intensity of capacitive coupling between the sensor circuit and a dielectric, and a counter electrode drive circuit configured to pulsatively drive a common voltage added to the counter electrode during a period of driving the sensor circuit, wherein the sensor circuit comprises a detection electrode configured to form capacitance between the sensor circuit and the dielectric and to form capacitance between the sensor circuit and the counter electrode, and wherein the counter electrode comprises an aperture including at least a portion opposed to the detection electrode.

    Abstract translation: 根据一个实施例，显示装置包括显示面板，其具有对置基板，阵列基板和夹在其间的液晶层，设置在相对基板上的对置电极，以矩阵形式布置在阵列基板上的像素电极， 传感器电路，其布置在所述多个像素电极的行之间并且被配置为读出所述传感器电路和电介质之间的电容耦合的强度;以及对电极驱动电路，被配置为在一段时间期间脉动地驱动添加到所述对电极的公共电压 驱动所述传感器电路，其中所述传感器电路包括被配置为在所述传感器电路和所述电介质之间形成电容并且在所述传感器电路和所述对电极之间形成电容的检测电极，并且其中所述对电极包括孔，所述孔包括至少一部分 与检测电极相对。

    Display device
    46.
    发明授权
    Display device 有权
    显示设备

    公开(公告)号：US09335856B2

    公开(公告)日：2016-05-10

    申请号：US14152143

    申请日：2014-01-10

    Applicant: Japan Display Inc.

    Inventor： Keiichi Saito ,  Hideyuki Takahashi ,  Takashi Nakamura ,  Satoru Tomita ,  Masahiro Tada ,  Hirotaka Hayashi ,  Takashi Okada ,  Yoshiro Aoki ,  Takanori Tsunashima

    IPC: G06F3/045 ,  G06F3/041 ,  G06F3/044

    CPC classification number: G06F3/0412 ,  G06F3/0416 ,  G06F3/044

    Abstract: According to one embodiment, a display device includes a display pixel allocated at a matrix state in a display area, an image-reading device which detects strength of capacitive coupling by a dielectric material coming close to or making contact with the display area, and a control portion which controls each transistor of the image-reading device. The image-reading device includes a detection electrode which forms capacitance between the detection electrode and the dielectric material, a pre-charge gate line, a coupling pulse line, a readout gate line, a pre-charge line and a readout line. These lines supply a signal which drives the image-reading device. The image-reading device further includes a pre-charge transistor, an amplification transistor, a readout transistor, a compensation transistor, and a power-source switching transistor.

    Abstract translation: 根据一个实施例，显示装置包括在显示区域中以矩阵状态分配的显示像素，图像读取装置，其通过接近或与显示区域接触的电介质材料来检测电容耦合的强度，以及 控制部分，其控制图像读取装置的每个晶体管。 图像读取装置包括在检测电极和电介质材料之间形成电容的检测电极，预充电栅极线，耦合脉冲线，读出栅极线，预充电线和读出线。 这些线路提供驱动图像读取装置的信号。 图像读取装置还包括预充电晶体管，放大晶体管，读出晶体管，补偿晶体管和电源开关晶体管。

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