Abstract: The present disclosure relates a backlight module and a display device to improve surface uniformity of the backlight module. The backlight module includes: a first region and a second region surrounding the first region; a backplate; a light source located at a side of the backplate pointing to a light exiting direction of the backlight module and also located in the first region; and a first structure located at a side of the light source away from the backplate, where the first structure includes scattering dots; where the scattering dots are located in the first region and the second region, and within a unit projected area, an area of orthographic projection of the scattering dots in the first region is smaller than an area of orthographic projection of the scattering dots in the second region, or the scattering dots are located in the second region.

Abstract: A display device is provided. The display device includes a first display panel and a second display panel stacked in a first direction. The first display panel includes a first substrate, and light-emitting units on a side of the first substrate away from the second display panel. The light-emitting units include first light-emitting units and second light-emitting units. One first light-emitting unit includes a first light-emitting layer, and a distance between the first light-emitting layer and the first substrate in the first direction is D1. One second light-emitting unit includes a second light-emitting layer, and a distance between the second light-emitting layer and the first substrate in the first direction is D2, where D1>D2. The second display panel includes a reflective surface on a side of the first substrate away from the light-emitting units.

Abstract: A display device includes at least one display unit, a cover disposed on a display surface side of the at least one display unit, a housing that accommodates the at least one display unit, and a first anti-scattering part disposed on the cover and extending between the display nit and the inner surface of the housing. The first anti-scattering part is inclined at an acute angle with respect to the rear direction of the display unit.

Abstract: A display panel including a display region including first and second display regions, and sub-pixels in the display region, data lines electrically connected to the sub-pixels and including first data lines in the first display region and second data lines located in the second display region; a shift register in the first display region and including cascaded shift units, each shift unit being divided into at least two sub-units, and one sub-unit being located at a side of one sub-pixel connecting lines electrically connected to the sub-units of the shift units, one of the first data lines overlapping with one of the connecting lines in a direction perpendicular to a plane of the display panel; and compensation structures located in the second display region, and each overlapping with at least one of the second data lines in the direction.

Abstract: A display panel and a display device are provided. The display panel includes a display area, a light transmission area, a first frame area, a crack detection line in the first frame area, and two first connection lines. The first frame area surrounds the light transmission area and the display area surrounding the first frame area. At least a portion of the crack detection line extends along a circumferential direction of the light transmission area. The crack detection line is connected to the two first connection lines. Each first connection line of the two first connection lines includes a first end connected to the crack detection line and a second end away from the first end. A distance between two first ends of the two first connection lines is larger than a distance between two second ends of the two first connection lines.

Abstract: A display panel includes first circuit groups and gate signal lines. The first circuit groups are in a transition region and arranged along a first direction to form a first circuit row. One or more first circuit rows are arranged along a second direction. The first direction intersects the second direction. An i-th row of the first circuit rows in are electrically connected to an i-th gate signal line, and adjacent first circuit groups have a first spacing region. The first spacing region has a dimension of L1 along the first direction. A j-th row of the first circuit rows is electrically connected to a j-th gate signal line, and adjacent first circuit groups along the j-th gate signal line have a second spacing region. The second spacing region has a dimension of L2 along the first direction, where L1>L2.

Abstract: A spatial light modulator and a holographic 3D display device are provided. The spatial light modulator includes a first liquid crystal panel configured to adjust a phase of first light; a second liquid crystal panel configured to adjust an amplitude of the first light, located on one side of the first liquid crystal panel; a quarter-wave plate located on a side of the second liquid crystal panel away from the first liquid crystal panel; and a polarizer located on a side of the quarter-wave plate away from the first liquid crystal panel. A difference between a refractive index of second liquid crystal molecules along a direction of the liquid crystal optical axis and a refractive index perpendicular to the direction of the liquid crystal optical axis is ?n, a thickness of the second liquid crystal layer is d, a wavelength of the first light is ?1, and 0.5?1??n×d?0.75?1.

Abstract: A display panel including a display area, subpixels located in the display area, and a shift register. The shift register includes a plurality of stages of shift units that are cascaded. Each of the plurality of stages of shift units is electrically connected to one control signal line of a plurality of control signal lines and at least two of the subpixels respectively and is configured to output a driving signal to the at least two of the subpixels in response to a control signal. The shift register is located in the display area, and at least one control signal line of the plurality of control signal lines is located in the display area.

Abstract: A driving circuit, a driving method and a microfluidic substrate are provided. The driving circuit includes a first switching unit, a second switching unit, a reset unit, a first capacitor, and a second capacitor. In a first stage of a driving process of the driving circuit, the first switching unit is turned on, a first voltage signal is transmitted to a first node, the second switching unit is turned on, a second voltage signal is input to an output terminal of the driving circuit, and the driving circuit outputs an AC signal. In a second stage of the driving process, the first switching unit is turned off, the valid signal output by the second scan signal terminal controls the reset unit to be turned on, a third voltage signal is input to the output terminal of the driving circuit for reset, and the driving circuit outputs a DC signal.

Abstract: A display panel and a method for forming a display panel and a display device are provided. The display panel includes a substrate structure including a first substrate; a first structure layer including at least one first film layer located on a side of the first substrate adjacent to a light-exiting surface of the display panel, and a second structure layer located on a side of the first structure layer away from the substrate structure. The substrate structure is adjacent to and in contact with the first structure layer, and the second structure layer is adjacent to and in contact with the first structure layer. An average refractive index of the substrate structure is n1, an average refractive index of the first structure layer is n2, a refractive index of the second structure layer is n3, and n1<n2<n3.

Abstract: A liquid crystal display device includes a first liquid crystal display panel in which a first main pixel including subpixels is arranged in a matrix, and that displays a color image, and a second liquid crystal display panel that includes a second main pixel corresponding to a plurality of the first main pixel, and that displays a monochrome image. The second main pixel is divided into a plurality of regions, and has pixel electrodes disposed in the plurality of regions and a plurality of light shields. At least a portion of the plurality of light shields is formed from a switching element that connects to each of the pixel electrodes, and the plurality of light shields is arranged in a staggered manner. The light shields positioned within one set of the regions formed from adjacent regions forms one set of the light shields.

Abstract: A support assembly and a display apparatus are provided. The support assembly includes first and second support units. The first support unit includes a first recessing portion. The second support unit includes a first embedding portion. The first support unit includes first and second surfaces that are opposite to each other. The second support unit includes a third surface and a fourth surface that are opposite to each other. Operating states of the support assembly include a first state and a second state. In the first state, the first embedding portion is embedded in the first recessing portion. In the second state, the first surface and the third surface are disposed in a same horizontal plane, the first surface and the third surface abut against each other, and the second surface and the fourth surface are located at a same side of the support assembly.

Abstract: A display panel and a display apparatus are provided in the present disclosure. The display panel includes a control chip in the non-display region on a first side, where the control chip is at least electrically connected to a data line; and along the second direction, the first side is adjacent to the display region; and includes a heating drive element in the non-display region on the first side, where the heating drive element is electrically connected to a heating wiring through a heating bus. The display panel further includes a gate drive element in the non-display region on a second side, where the gate drive element is electrically connected to a gate electrode line and electrically connected to the control chip through a first lead. Along a third direction, the heating bus is not overlapped with the first lead, where the third direction is perpendicular to the substrate.

Abstract: A tactile presentation device includes a movable part, a base, a guider, and one or more actuators. The movable part includes a first main surface and presents tactile to a user by being displaced in a predetermined one axial direction parallel to the first main surface. The base supports the movable part in a displaceable manner. The guider connects the base and the movable part, and regulates a displacement direction of the movable part in the one axial direction by sliding in the one axial direction. The actuator displaces the movable part in the one axial direction from one end side of the movable part in the one axial direction. When the number of actuators is one, the actuator is located on a symmetry axis of the movable part parallel to the one axial direction.

Abstract: A display panel including light-sensing devices and light-detection circuits. The light-detection circuit includes a sensing module, a reading module, and a resetting module. The sensing module includes a control terminal electrically connected to the light-sensing device and the resetting module, an input terminal electrically connected to a first signal line, and an output terminal electrically connected to the reading module. Further, a first light-sensing device is electrically connected to the control terminal of the sensing module in a first light-detection circuit, and a second light-sensing device is electrically connected to the control terminal of the sensing module in a second light-detection circuit. The second light-detection circuit further includes a first capacitor, and the first capacitor is electrically connected to the control terminal of the sensing module in the second light-detection circuit.

Abstract: Provided are a driver board, a display panel, and a display apparatus. The driver board includes a driver circuit. The driver circuit includes N pixel electrodes, N pixel switches, a data switch, and a storage capacitor, N is a positive integer, and N?2. The storage capacitor includes a reference electrode and a counter electrode. A control terminal of the pixel switch receives a gating signal, a first terminal of the pixel switch is connected to the counter electrode, and a second terminal of the pixel switch is connected to the pixel electrode. The driver board further includes data lines, and each data line is connected to the counter electrode via the data switch.

Abstract: A gene sequencing structure, a gene sequencing device and a gene sequencing method are provided. The gene sequencing structure includes a substrate, a thin-film transistor array layer located on the substrate and including thin-film transistors that include a first electrode, and a second electrode; an ion-sensitive layer located on a side of the semiconductor layer away from the substrate; a micro-hole layer located on a side of the ion-sensitive layer away from the substrate, including a through-hole passing through the micro-hole layer, at least partially overlapping the semiconductor layer, and used for receiving a to-be-tested single-stranded nucleic acid inside; a conductive structure, located on a side of the layer away from the substrate and electrically connected to the first electrode or the second electrode; and a detection chip, located on a side of the conductive structure away from the substrate and electrically connected to the conductive structure.

Abstract: A holographic display system, a holographic display method and an electronic device are provided. The holographic display system includes a backlight module configured to emit a backlight beam, a spatial light modulator configured to perform phase and amplitude modulations on the backlight beam, and a plurality of liquid crystal grating modules that are sequentially arranged in a first direction. Based on a polarization direction of incident light, a liquid crystal grating module is capable of changing or maintaining a propagation direction of the incident light. A first optical rotator disposed on a light-incident side of the liquid crystal grating module is capable of rotating the polarization direction of the incident light, to make at least one liquid crystal grating module change the propagation direction of the incident light, and at least one liquid crystal grating module do not change the propagation direction of the incident light within a preset duration.

Abstract: A display panel includes a display area, a non-display area at least partially surrounding the display area, a plurality of heating wires, a first voltage terminal, and a second voltage terminal. The plurality of heating wires are arranged in the display area. The plurality of heating wires extend along a first direction and are arranged along a second direction. The first direction intersects with the second direction. Each heating wire of the plurality of heating wires includes a first signal end and a second signal end. The first signal end and the second signal end of the same heating wire are arranged on a first side of the display area along the first direction. The first voltage terminal and the second voltage terminal are arranged in the non-display area.

Abstract: A backlight module, a display module, and a display device are provided. The backlight module includes a light-emitting area including a first light-emitting area and a second light-emitting area. The second light-emitting area at least partially surrounds the first light-emitting area. The backlight module also includes a light-emitting structure including a plurality of light-emitting elements distributed in the light-emitting area, and a diffusion plate located on a side of a light exiting surface of the light-emitting structure and at least partially located in the light-emitting area. The backlight module also includes a reflection structure located on a surface of the diffusion plate facing the light-emitting structure. The reflection structure overlaps with the first light-emitting area.