Abstract: The present disclosure provides a display control method for a display panel and a display device. The display panel includes an array substrate and an opposite substrate, wherein the array substrate is provided with data lines, scan lines and pixel units arranged in an array, the opposite substrate includes a black matrix, and the method includes: inputting an alternating current signal to the black matrix so as to form an alternating electric field between the black matrix and the array substrate, so that impurity ions between the array substrate and the opposite substrate are in a motion state under an action of the alternating electric field, rather than being adsorbed on the array substrate and the opposite substrate.

Abstract: The disclosure discloses a data voltage storage circuit, a method for driving the same, a liquid crystal display, and a display device, and the data voltage storage circuit includes a voltage input subcircuit, a storage control subcircuit, and an output control subcircuit; and the storage control subcircuit stores a data signal input to the first node, so that the data signal can be stored for a long period of time. The three subcircuits above cooperate with each other so that a signal output end can be provided with a signal of a second reference voltage signal end or a common voltage signal end using the simple structure to thereby lower the difficulty of a fabrication process thereof, narrow a space to be occupied by the circuit, and improve a pixel aperture ratio.

Abstract: A shift register unit, drive method thereof, gate drive device and display device. The shift register unit includes: an input subcircuit; a reset subcircuit; an output subcircuit configured to provide a clock signal at a clock signal end to a current stage shift register unit output end in response to a voltage signal at the pull-up node and a control signal having a first voltage level, and to disable an output at the current stage output end in response to the control signal having a second voltage level; a pull down control subcircuit configured to provide a second voltage signal having a low voltage level to a pull-down node in response to the voltage signal at the pull-up node, and to provide the voltage signal having a high voltage level to the pull-down node in response to the voltage signal having a high voltage level; and a pull down subcircuit.

Abstract: A display panel and a display device are provided. The display panel has a display region and a peripheral region on a periphery of the display region and includes: an array substrate; an opposed substrate, opposite to the array substrate; a sealant, in the peripheral region so that the array substrate and the opposed substrate are bonded to form a cell; and a black matrix layer, between the array substrate and the opposed substrate. At least one opening in the peripheral region is provided in the black matrix layer, the at least one opening includes a first annular opening which is between the sealant and the display region and surrounds the display region, and the black matrix layer is disconnected at a position of the at least one opening.

Abstract: The present invention provides a shift register unit and its driving method, a gate drive circuit and a display device, which can at least partially alleviate the problem of noise interference caused by non-release of the coupling capacitance of the thin film transistor itself in the GOA circuit.

Abstract: A pixel circuit includes a scanning signal terminal configured to receive a scanning signal, a data voltage terminal configured to receive a data voltage signal, a switching sub-circuit coupled to the scanning signal terminal and the data voltage terminal, and a latch sub-circuit coupled to the switching sub-circuit. The switching sub-circuit is configured to transmit the data voltage signal to the latch sub-circuit in response to receiving the scanning signal. The latch sub-circuit is configured to latch the data voltage signal to generate a first latch signal in a first display period and a second latch signal in a second display period.

Abstract: The disclosure discloses a shift register, a gate drive circuit, a driving method thereof, and a display device, and the shift register includes: an input sub-circuit, an output sub-circuit, and an output control sub-circuit, where the input sub-circuit is configured to provide a signal of a first reference voltage signal terminal to a pull-up node under control of an input signal terminal; the output sub-circuit is configured to provide a signal of a clock signal terminal to a first signal output terminal under control of a potential of the pull-up node; and the output control sub-circuit is configured to provide a signal of the first signal output terminal to a second signal output terminal under joint control of an output control signal terminal, a third reference voltage signal terminal, and a fourth reference voltage signal terminal.

Abstract: A shift register, a driving method, a gate driving circuit, and a display device are provided. The shift register includes an input circuit and an output control circuit. The input circuit transmits a first signal from a first power terminal or a second signal from a second power terminal to the output control circuit under control of an input signal, a first clock signal and a second clock signal. The output control circuit transmits the first signal from the first power terminal or the second signal from the second power terminal to a signal output terminal under control of the first clock signal and the second clock signal. The input signal input to the shift register is delayed and output to a signal input terminal of a shift register in a next row.

Abstract: The present disclosure provides an organic electroluminescent array substrate and a display device comprising the organic electroluminescent array substrate. The organic electroluminescent array substrate comprises: a pixel array, in which each pixel has a light-emitting region; and a pixel definition layer for defining the light-emitting region of each pixel, wherein the pixel definition layer has a volume resistivity of 107 to 1010 ?·m.

Abstract: A touch display panel includes: a plurality of electrode blocks arranged in an array and spaced apart in an active area; an inner common electrode line surrounding the active area and disposed in a non-active area, a spacing area being provided between the active area and a portion of the inner common electrode line located away from a side where a driving circuit area is located; a plurality of dummy touch driving electrode lines arranged in parallel and running through the active area, the plurality of dummy touch driving electrode lines arranged in parallel being in one-to-one correspondence with and electrically connected to at least electrode blocks close to the spacing area; and switch circuits disposed in the spacing area that are in one-to-one correspondence with the electrode blocks electrically connected to the dummy touch driving electrode lines.

Abstract: Embodiments of the present disclosure provide a touch sensing element comprising a plurality of touch sensing units and a touch display device. The touch sensing unit comprises a plurality of first touch sensing subunits at least capable of receiving a driving signal and comprising an electrode block array. In the electrode block array of the first touch sensing subunit, any two adjacent electrode blocks in the row direction or in the column direction are connected to each other. The touch sensing element can be applied in a display device for realizing touch control, which increases the aperture ratio of pixels of the display device and facilitates improvement of the image quality and the visual effect of the display device.

Abstract: A shift register, a driving method, a gate driving circuit, and a display device are provided. The shift register includes an input circuit and an output control circuit. The input circuit transmits a first signal from a first power terminal or a second signal from a second power terminal to the output control circuit under control of an input signal, a first clock signal and a second clock signal. The output control circuit transmits the first signal from the first power terminal or the second signal from the second power terminal to a signal output terminal under control of the first clock signal and the second clock signal. The input signal input to the shift register is delayed and output to a signal input terminal of a shift register in a next row.

Abstract: The present invention discloses a shift register for a touch display panel and a driving method thereof, a driving circuit and a display apparatus. The shift register includes a pull-up unit, a pull-down unit and an output unit, the pull-up unit controls a potential of the pull-up node according to input signals of the input terminal, the second signal terminal and the reset terminal and a potential of the pull-down node, the pull-down unit controls the potential of the pull-down node according to an input signal of the first signal terminal and the potential of the pull-up node, and the output unit controls an output signal of the output terminal according to the input signals of the first signal terminal and the second signal terminal and the potentials of the pull-down node and the pull-up node.

Abstract: The disclosure provides an array substrate and a touch display device and relates to the field of touch technology. The array substrate includes a plurality of pixels arranged in an array, and a plurality of touch electrode lines arranged along a direction of data lines. There is at least one of the touch electrode lines distributed in each of the pixels. In the pixels of the same row, the touch electrode lines have different arrangement positions relative to corresponding pixels.

Abstract: Embodiments of the present disclosure provide a display panel, a method of manufacturing the display panel, a fingerprint identification device, and a method of identifying a fingerprint. The display panel includes first and second substrates. The first substrate is formed with switch transistors arranged in an array, and photosensitive elements arranged in an array and connected with the switch transistors. The second substrate is formed with conductive contact members, the contact members each have an end adjacent to the first substrate, and the end of each of the contact members is spaced from the first substrate so that when the second substrate is deformed by a force, the end of at least one of the contact members electrically contacts the first substrate so that at least one of the switch transistors in a position corresponding to the at least one of the contact members is turned on.

Abstract: A display circuit includes a switch component configured to output a data voltage signal to the latch component under control of a scanning signal; a latch component configured to output a first control signal under control of a reset signal in a case where the switch component is turned off, and output the first control signal or a second control signal to the charging component according to the data voltage signal in a case where the switch component is turned on; and a charging component configured to write a first signal to a display component in the case where the switch component is turned off, and in the case where the switch component is turned on, write the first signal to the display component under control of the first control signal and write a second signal to the display component under control of the second control signal.

Abstract: Disclosed are a self-capacitive touch panel and a display device. The self-capacitive touch panel includes a display area including a plurality of data lines, touch electrodes and common electrodes, wherein orthographic projections of the touch electrodes and the data liens onto the self-capacitive touch panel are not overlapped with each other; the common electrodes are arranged at a layer same as a layer on which the touch electrodes are and insulated from the touch electrodes, and orthographic projections of the common electrodes and the data lines onto the self-capacitive touch panel are overlapped with each other.

Abstract: The embodiments of the present application provide a shift register and a method for driving the same. The shift register comprises: an input unit, a pull-up unit, a reset unit, a pull-down control unit, a pull-down unit and a pull-up holding unit. The input unit is configured to couple a first voltage terminal to a pull-up point. The pull-up unit is configured to couple a clock signal terminal to an output signal terminal. The reset unit is configured to couple a second voltage terminal to the pull-up point. The pull-down control unit is configured to selectively couple one of the second voltage terminal and a third voltage terminal to a pull-down point. The pull-down unit is configured to couple the second voltage terminal to the pull-up point and the output signal terminal. The pull-up holding unit is configured to couple a fourth voltage terminal to the pull-up point.

Abstract: A shift register unit, a driving method, a gate driving circuit and a display device are provided. The shift register unit includes: a charging module, a reset module, a pull-up module, a first pull-down module, a second pull-down module and a compensation module. In a denoising phase, the first pull-down module can denoise the pull-up node and the output terminal respectively under the control of a pull-down node, a third power supply signal from a third power supply signal terminal and a switch power supply signal from a switch power supply terminal. Therefore, noises of the pull-up node and the output terminal in the shift register unit are reduced, the output effect of the shift register unit is improved and the problem of noise existing in driving process of the shift register unit is solved.

Abstract: The present disclosure provides a pixel circuit, a driving method thereof and a display panel. In the pixel circuit, the storage module stores a written data signal at a first node, and then the potential of the second node is controlled according to the stored data signal, so that the pixel circuit outputs a driving signal for driving a pixel unit to emit light under the control of key nodes (i.e. the first node and a second node) to achieve normal light emission of the pixel. When the pixel circuit is applied in a display device, the data signal stored by the storage module may replace a data signal input from a data line when a still picture is displayed.