Abstract: The embodiments of the present disclosure provide a display panel, a display device, and a method for displaying Braille information. The display panel includes a plurality of scan lines, data lines, and display circuits arranged at intersections of the plurality of scan lines and the plurality of data lines. The display circuit includes a switch configured to be turned on or off according to a scan signal from the scan line, and a dot element coupled to the switch. The dot element includes a substrate, an electrode provided on the substrate, a thermosensitive layer provided on the electrode, and a dot key arranged on the thermosensitive layer. The electrode is coupled to the switch, and configured to be applied with a data signal from the data line when the switch is turned on. The thermosensitive layer is configured to be heated by the electrode to protrude the dot.

Abstract: Embodiments of the present disclosure provide a texture acquisition device, a method for manufacturing a texture acquisition device, and a texture acquisition method. The texture acquisition device includes: a display panel; a backlight layer including a plurality of light sources spaced apart from each other, the light sources being configured to emit light toward a light exit side of the display panel; and a plurality of photoelectric sensors, wherein the texture acquisition device is configured in such a way that the light emitted by the light source is irradiated to a region between adjacent light sources after being reflected by an object to be detected on the display panel, to form an optical path, and at least one photoelectric sensor is provided in the optical path so as to detect the light reflected by the object to be detected to recognize an texture image of the object to be detected.

Abstract: An identity recognition device, and an substrate and an identity recognition circuit are disclosed. In the substrate, a plurality of second recognition output lines are added to be arranged in pairs with first recognition output lines. A control signal loaded to the control signal line will be coupled to the first and second recognition output lines by the parasitic capacitance between the control signal line and the recognition output lines to cause similar signal interference to the first and second recognition output lines. During the identity recognition time period, the signal interference in the electric signal outputted by the first recognition output line can be removed by utilizing the similar noise signal received by the second recognition output line, in such a way to improve the signal-to-noise ratio and detection precision of the identity recognition signal.

Abstract: A fingerprint sensing display apparatus having a plurality of subpixel regions spaced apart by an inter-subpixel region is provided. The fingerprint sensing display apparatus includes a counter substrate; an array substrate facing the counter substrate, wherein the array substrate includes a plurality of light emitting elements configured to emit light toward the counter substrate, at least a portion of the light being totally reflected by a surface of the counter substrate away from the array substrate; a plurality of photosensors on a side of the array substrate away from the counter substrate; and a first light shielding layer and a second light shielding layer between the plurality of photosensors and the plurality of light emitting elements, the second light shielding layer is on a side of the first light shielding layer away from the plurality of light emitting elements.

Abstract: An ultrasonic induction circuit is provided, a first electrode of an ultrasonic sensor is electrically connected with a first terminal of the ultrasonic sensing circuit, a second electrode is electrically connected with a second terminal of a first potential supply sub-circuit, and the first terminal of the first potential supply sub-circuit is electrically connected with a first potential supply end. A gate of M1 is electrically connected with the second electrode and the second terminal of the compensation sub-circuit. The second electrode is electrically connected with the first terminal of the compensation sub-circuit. The first electrode is coupled to the second potential supply end. The first terminal of the signal output sub-circuit is electrically connected to the second electrode of the first transistor, and the second terminal is electrically connected to the second terminal of the ultrasonic induction circuit.

Abstract: A touch display panel, a touch screen and an electronic device. The touch display panel includes a first substrate and a plurality of touch sensors located on a light incident side of the first substrate. Each touch sensor includes a plurality of first metal wires arranged in parallel and a second metal wire group connected with the plurality of first metal wires, each touch sensor is connected with a touch detection circuit, and the plurality of first metal wires form a metal wire grid polarizer.

Abstract: An optical sensing touch screen, a touch display device and a touch detection method are provided. The optical sensing touch screen includes a plurality of touch regions, each touch region is provided with one or more optical sensing units, and the one or more optical sensing units in each touch region are connected with a touch detection chip through an independent touch-signal reading line corresponding to the touch region.

Abstract: A method for measuring a liquid includes the steps of providing a microfluidic device which is configured to contain a liquid to be measured and include a plurality of predetermined measurement regions, wherein a plurality of photosensors are disposed at the plurality of predetermined measurement regions, irradiating light of constant intensity onto the microfluidic device so that at least one photosensor of the plurality of photosensors receives light passing through the liquid, acquiring a plurality of photocurrent values output by the plurality of photosensors, and measuring the physical parameters of the liquid according to the plurality of photocurrent values.

Abstract: A photosensitive touch substrate, a fabrication method thereof, and a display apparatus. A method for fabricating a photosensitive touch substrate according to an embodiment of the present disclosure includes: forming a first electrode, a light emitting material layer, and a second electrode of a light emitting device on a substrate; forming a first electrode, a photosensitive functional layer, and a second electrode of a photosensitive device on the substrate. The first electrode of the light emitting device and one of the first electrode and the second electrode of the photosensitive device are formed by a one-time mask process.

Abstract: A pixel structure is disclosed. The pixel structure includes a plurality of sub-pixel groups arranged in an array, wherein each sub-pixel group is constituted by 6 sub-pixels of different colors arranged in two rows and three columns respectively. In each row of the sub-pixels, a square pixel unit is constituted by at most two adjacent sub-pixels. The present application further discloses a display panel and a driving method of said pixel structure.

Abstract: A light source module and a display module are provided. The light source module includes: a substrate; a plurality of first light sources spaced on the substrate, each of the plurality of first light sources being configured to emit visible light; a depth sensor on the substrate; and a first blocking member configured to shield visible light but transmit invisible light. The depth sensor includes a second light source configured to emit invisible light and a light receiving member configured to sense invisible light, an orthographic projection of the second light source on the substrate is located within an orthographic projection of a gap between two adjacent first light sources on the substrate, an orthographic projection of the first blocking member on the substrate at least partially covers the orthographic projection of the second light source on the substrate.

Abstract: The present disclosure discloses an indoor unit of an air conditioner and an air conditioner. The indoor unit of the air conditioner includes an indoor unit housing, a heat exchanger, a conduit and one or more storage parts provided outside the indoor unit housing and/or inside the indoor unit housing, wherein one end of the conduit is connected to a liquid separator of the heat exchanger, the other end of the conduit is connected to a gas collecting pipe of the heat exchanger, and the conduit is used for heat exchange with the one or more storage parts.

Abstract: An ultrasonic sensing module, an ultrasonic sensing device and a control method thereof, and a display device. The ultrasonic sensing module includes a first electrode layer, a piezoelectric layer, a receiving electrode layer and an emission electrode layer. The first electrode layer is on a first side of the piezoelectric layer; the receiving electrode layer and the emission electrode layer insulated from the receiving electrode layer are on a second side of the piezoelectric layer; and the second side is opposite to the first side.

Abstract: An ultrasonic fingerprint recognition sensor and a manufacturing method thereof, and a display device are disclosed. The ultrasonic fingerprint recognition sensor includes a resonant cavity, a receiver electrode, a drive electrode, and a piezoelectric thin film layer between the receiver electrode and the drive electrode, the resonant cavity is on a side, closer to the piezoelectric thin film layer, of the receiver electrode, and is configured to increase vibration amplitude of the piezoelectric thin film layer.

Abstract: A detection panel, a display apparatus, a method for driving the detection panel, and a method for manufacturing the detection panel are provided. The detection panel includes an upper electrode layer, a piezoelectric material layer and a conductive backing layer which are sequentially stacked. The piezoelectric material layer is configured to change an electric field between the upper electrode layer and the conductive backing layer under an ultrasonic wave, and generate an ultrasonic wave under an electric field. The conductive backing layer includes a plurality of noise elimination members, and each of the noise elimination members has a dimension in a direction parallel to the detection panel that gradually decreases in a direction distal to the piezoelectric material layer.

Abstract: At least one embodiment of this disclosure provides a display apparatus for solving the problem of a low identification precision due to a relatively large distance between the finger and the fingerprint identification device. The display apparatus comprises a display panel and at least one fingerprint identification device. Each fingerprint identification device comprises a plurality of identification units arranged in an array, each identification unit being provided with a photosensitive element. The photosensitive element is used for performing photoelectric conversion of incident light. The fingerprint identification device further comprises a collimating filter layer arranged on a light entrance surface of the photosensitive element.

Abstract: A pixel circuit includes a driving sub-circuit and a photosensitive detection circuit. The driving sub-circuit is coupled to a self-luminescent device. The driving sub-circuit is configured to drive the self-luminescent device to emit light. The photosensitive detection circuit is configured to detect a luminance of the self-luminescent device, and transmit an electrical signal for characterizing the luminance of the self-luminescent device to a signal readout terminal.

Abstract: A display panel includes a sub-pixel array and a plurality of photosensitive units. The sub-pixel array includes as first sub-pixel, a second sub-pixel and a third sub-pixel that are capable of emitting light of different colors. The plurality of photosensitive units are disposed under a light-emitting surface of the sub-pixel array. Each of the plurality of photosensitive units includes a photosensitive device, and the photosensitive device includes a photosensitive layer; and an orthographic projection of the photosensitive layer in the photosensitive device on a panel surface of the display panel has overlapping regions with orthographic projections of the first sub-pixel, the second sub-pixel and the third sub-pixel on the panel surface of the display panel.

Abstract: Provided is a fingerprint recognition circuit, including a resetting sub-circuit, a fingerprint sensing sub-circuit, a signal acquiring sub-circuit, and a driving sub-circuit, the resetting sub-circuit is connected to the reading node, the resetting port, a first port for resetting the reading node; the fingerprint sensing sub-circuit is connected to the reading node for acquiring fingerprint information, converting it into a detection signal to output to the reading node; the signal acquiring sub-circuit is connected to the reading node, the driving sub-circuit and a power port to output a signal of the reading node to the driving sub-circuit; the driving sub-circuit is connected to a reading port, the signal acquiring sub-circuit, an output port and a second port, outputs the signal output by the signal acquiring sub-circuit through the reading port in a fingerprint recognition stage, outputs the signal of the reading port to the output port in a display stage.

Abstract: A texture detection circuit, a charging circuit, driving methods and a touch display panel are provided. The texture detection circuit includes a first photosensitive element and a switching sub-circuit. A first electrode of the first photosensitive element is connected with a signal readout line. A second electrode of the first photosensitive element is connected with the switching sub-circuit. The switching sub-circuit is connected with a reverse power end and a charging sub-circuit, and is configured to switch a connection state of the second electrode of the first photosensitive element between a first connection state and a second connection state. The first connection state is a state in which the second electrode of the first photosensitive element is connected with the reverse power end. The second connection state is a state in which the second electrode of the first photosensitive element is connected with the charging sub-circuit.