Abstract: A touch display device includes a backlight module (2) comprising a backlight iron frame (22); and a liquid crystal touch display panel (1) arranged on a light-emitting side of the backlight module; the liquid crystal touch display panel includes a touch electrode (11); and a compensation electrode (R) arranged on a side of the touch electrode facing the backlight module. The compensation electrode and the backlight iron frame are electrically connected with a ground signal terminal; and the touch electrode and the compensation electrode constitute a capacitor (C), a product of a capacitance value of the capacitor and a resistance value of the compensation electrode is smaller than a pulse width of a touch signal applied on the touch electrode, and an order of magnitude of the product is smaller than an order of magnitude of the pulse width of the touch signal.

Abstract: A display panel, a display module and a display device, and relates to the field of display technology and includes: a first base substrate and a second base substrate arranged oppositely; a liquid crystal layer and a plurality of conductive layers, wherein the liquid crystal layer and the plurality of conductive layers are located between the first base substrate and the second base substrate; and a plurality of heating elements, wherein the plurality of heating elements are distributed in at least one of the conductive layers.

Abstract: A display substrate, a preparation method and driving method therefor, and a display apparatus. The display substrate includes a substrate and a switch structure arranged on the substrate, the switch structure being electrically connected to a control signal terminal, a signal input terminal and a signal output terminal. The switch structure comprises a switching unit. The switching unit comprises a first transistor and a second transistor; and the types of the first transistor and the second transistor are opposite. The first transistor comprises: a first active layer, a first gate electrode, a first source electrode, and a first drain electrode. The second transistor comprises: a second active layer, a second gate electrode, a second source electrode, and a second drain electrode.

Abstract: The application discloses a touch display device, including a liquid crystal display panel, a touch electrode, and a backlight module on a light incident side of the liquid crystal display panel. The backlight module includes a metal back plate. The touch display device further includes a shielding electrode on a side of the touch electrodes facing the backlight module, both the shielding electrode and the metal back plate are grounded. The touch electrode and the shielding electrode form a capacitor, and the product of a capacitance value of the capacitor and a resistance value of the shielding electrode is smaller than a pulse width of touch signals applied to the touch electrodes.

Abstract: Provided is a touch display substrate. The touch display substrate includes a base substrate, including a display region and a non-display region; a plurality of touch electrodes disposed in the display region; and a plurality of signal transmission circuits, a plurality of first control lines, a plurality of second control lines, a target signal line, and a plurality of touch signal lines that are disposed in the non-display region.

Abstract: A display substrate, a preparation method and driving method therefor, and a display apparatus. The display substrate includes a substrate and a switch structure arranged on the substrate, the switch structure being electrically connected to a control signal terminal, a signal input terminal and a signal output terminal. The switch structure comprises a switching unit. The switching unit comprises a first transistor and a second transistor; and the types of the first transistor and the second transistor are opposite. The first transistor comprises: a first active layer, a first gate electrode, a first source electrode, and a first drain electrode. The second transistor comprises: a second active layer, a second gate electrode, a second source electrode, and a second drain electrode.

Abstract: A touch display device includes a backlight module (2) comprising a backlight iron frame (22); and a liquid crystal touch display panel (1) arranged on a light-emitting side of the backlight module; the liquid crystal touch display panel includes a touch electrode (11); and a compensation electrode (R) arranged on a side of the touch electrode facing the backlight module. The compensation electrode and the backlight iron frame are electrically connected with a ground signal terminal; and the touch electrode and the compensation electrode constitute a capacitor (C), a product of a capacitance value of the capacitor and a resistance value of the compensation electrode is smaller than a pulse width of a touch signal applied on the touch electrode, and an order of magnitude of the product is smaller than an order of magnitude of the pulse width of the touch signal.

Abstract: A substrate in an array substrate includes a light aperture region and a winding region arranged around the light aperture region. On the substrate, an orthographic projection of a first winding in each first signal line is overlapped with an orthographic projection of a second winding in a corresponding second signal line. In this way, the distance between two adjacent signal lines in the winding region is larger, and the parasitic capacitance generated between them is smaller.

Abstract: Provided is a black matrix structure including a plurality of crossed black matrix strips. A side surface of the black matrix strip has a roughness less than 2 ?m and is intersected with a reference plane. The reference plane being parallel to a plane defined by crossing of the plurality of black matrix strips.

Abstract: A display substrate and a manufacturing method therefor, and a display device. The display substrate comprises: a substrate, the substrate comprising a blind hole area; a buffer layer covering one side of the substrate; an organic film layer provided on the surface of the buffer layer away from the substrate and having a first opening in the blind hole area; a passivation layer provided on the side of the organic film layer away from the substrate and having a second opening in the blind hole area; and a transparent electrode layer covering the passivation layer and the buffer layer in the second opening.

Abstract: The application discloses a touch display device, including a liquid crystal display panel, a touch electrode, and a backlight module on a light incident side of the liquid crystal display panel. The backlight module includes a metal back plate. The touch display device further includes a shielding electrode on a side of the touch electrodes facing the backlight module, both the shielding electrode and the metal back plate are grounded. The touch electrode and the shielding electrode form a capacitor, and the product of a capacitance value of the capacitor and a resistance value of the shielding electrode is smaller than a pulse width of touch signals applied to the touch electrodes.

Abstract: The present disclosure provides a display panel including at least one pixel region located in a display area, each pixel region includes: at least one first pixel including at least one display light-emitting sub-pixel and at least one near-infrared light-emitting sub-pixel, wherein the near-infrared light-emitting sub-pixel is configured to emit near-infrared light; and at least one second pixel including at least one display light-emitting sub-pixel and at least one near-infrared receiving sub-pixel, wherein the near-infrared receiving sub-pixel is configured to receive near-infrared light reflected from an external object and generate a measurement signal responsive to the external object. The present disclosure also provides a display device including the display panel, and a method for determining the position of an external object by the display device.

Abstract: A substrate in an array substrate includes a light aperture region and a winding region arranged around the light aperture region. On the substrate, an orthographic projection of a first winding in each first signal line is overlapped with an orthographic projection of a second winding in a corresponding second signal line. In this way, the distance between two adjacent signal lines in the winding region is larger, and the parasitic capacitance generated between them is smaller.

Abstract: Provided is a black matrix structure including a plurality of crossed black matrix strips. A side surface of the black matrix strip has a roughness less than 2 ?m and is intersected with a reference plane. The reference plane being parallel to a plane defined by crossing of the plurality of black matrix strips.

Abstract: A rapid discharging circuit, a display device, a rapid discharging method and a display control circuit are provided. The rapid discharging circuit includes a discharging unit. A control end of the discharging unit is connected to a driving IC, a first end thereof is connected to a gate line of the display device, and a second end thereof is connected to a display level end of the display device which is connected to the driving IC. The discharging unit is configured to control the display level end to write a first level into the gate line when the display device is powered off abnormally.

Abstract: Disclosed is a touch display panel, a display device and a method for manufacturing a touch display panel. The touch display panel includes a ground wire and a switching element. The ground wire is configured to allow static electricity in the touch display panel to be discharged through the ground wire. The switching element is configured to be turned on or turned off according to an operating state of the touch display panel to control whether the static electricity is discharged through the ground wire.

Abstract: A shift register unit, a gate driving circuit, a display device and a driving method are provided. The shift register unit includes an input circuit, an output circuit, a first reset circuit, a second reset circuit and a common reset circuit. The input circuit is configured to control a level of a first node in response to an input signal; the output circuit includes an output terminal and is configured to output an output voltage signal to the output terminal under control of the level of the first node; the common reset circuit includes a reset control terminal and is configured to reset the first node when a reset turn-on signal is input to the reset control terminal; and the first reset circuit is configured to provide the reset turn-on signal to the reset control terminal in response to a first reset signal.

Abstract: A display panel and a display device are provided. The display panel includes a base substrate and an encapsulation substrate which are oppositely arranged and are connected in cell alignment through sealant, a planarization layer on one side of the sealant facing the base substrate, a first metal layer on one side of the planarization layer facing the base substrate, wherein the first metal layer has a first area and a second area, an orthographic projection of the second area on the encapsulation substrate has a first overlapping area with an orthographic projection of the sealant on the encapsulation substrate, and a first isolation layer on one side of the second area away from the base substrate.

Abstract: A display panel and a display test apparatus and a method of testing the display panel are provided. The display panel includes an array substrate; a test device disposed on the array substrate and configured to receive a test signal from a display test apparatus to test a plurality of pixel units of the display panel; and a connection device disposed on the array substrate and configured to be electrically connectable to the display test apparatus electrically, the test device receives a discharge signal from the display test apparatus to discharge the plurality of pixel units in response to a switch of a connection state between the connection device and the display test apparatus from electrical connection to electrical disconnection.

Abstract: Embodiments of the present disclosure provide a color filter substrate and a method of manufacturing the same, and a display panel. The color filter substrate includes a base substrate and a light shielding pattern on the base substrate. The light shielding pattern is provided with a groove, which divides the light shielding pattern into an outer light shielding sub-pattern corresponding to a peripheral region of the color filter substrate and an inner light shielding sub-pattern arranged at a position corresponding to a display area of the color filter substrate; an electrically conductive pattern is provided in at least part of a region in the groove and electrically connected with the inner light shielding sub-pattern and/or the outer light shielding sub-pattern.