Abstract: A display module, a display device and a method of forming a display module are provided. The display module includes: a display sounding structure including a display panel and an auxiliary layer connected to the display panel; an excitation source configured to drive the display panel, the display module further includes a supporting frame, and the display panel is connected to the supporting frame through the auxiliary layer; or an excitation source configured to drive the auxiliary layer to vibrate and sound, the auxiliary layer is a transparent film layer arranged at a light-emitting side of the display panel cooperating with the display panel to form a sounding chamber in an enclosing manner.

Abstract: An ultrasonic fingerprint recognition module is described that includes sensing units distributed in the form of array, where the sensing units include: a receiving electrode layer having a plurality of receiving electrodes distributed in the form of array; a piezoelectric material layer disposed on one side of the receiving electrode layer; an emission electrode layer disposed on a side of the piezoelectric material layer distal to the receiving electrode layer, and including a plurality of rows of emission electrodes; a selection circuit having an input terminal which is connected with an excitation signal and an output terminal which is connected with the emission electrode for selecting to transmit the excitation signal to the plurality of emission electrodes; and a pixel receiving circuit connected to the receiving electrode layer that receives a fingerprint signal.

Abstract: A fingerprint identification substrate, a fingerprint identification method and a display device are provided. The fingerprint identification substrate includes a base substrate, a transmitting part and a receiving part provided on the base substrate, and a fingerprint detector. At least a portion of the transmitting part and at least a portion of the receiving part may be provided in a single layer. The transmitting part is configured to generate an ultrasonic signal. The receiving part is configured to receive the ultrasonic signal reflected by a finger, convert the ultrasonic signal into an electric signal, and output the electric signal to the fingerprint detector. The fingerprint detector is configured to determine fingerprint information according to the electric signal output from the receiving part.

Abstract: A display apparatus for detecting three-dimensional (3D) spatial information. The display apparatus includes a display panel having a plurality of active subpixels in a display area configured with multiple gaps respectively between at least some active subpixels, the display panel including a counter substrate at front and a backplane substrate at back; an optical layer at a back side of the backplane substrate; multiple light sensors attached discretely on a back side of the optical layer and substantially aligned with the multiple gaps in the display area; and a light source on the backplane substrate and configured to provide an infrared light signal in a direction toward a field of view beyond the counter substrate. The multiple light sensors are configured to detect respective infrared light signals reflected from multiple different regions of an object in the field of view for collectively deducing 3D spatial information of the object.

Abstract: Disclosed are a display device and a display method thereof. The display device includes a data acquisition portion and a display portion. The data acquisition portion is configured to acquire light field information, and the data acquisition portion includes a plurality of first optical structures and a plurality of photosensitive unit groups, the first optical structures are at a light incident side of the photosensitive unit groups, and the first optical structures are in one-to-one correspondence with the photosensitive unit groups. The display portion is configured to display the light field information acquired by the data acquisition portion, the display portion includes a plurality of second optical structures and a plurality of sub-pixel groups, the second optical structures are at a light exit side of the sub-pixel groups, and the sub-pixel groups are in one-to-one correspondence with the second optical structures.

Abstract: A fingerprint identification and detection circuit, a fingerprint identification and detection method and a display device are provided. The fingerprint identification and detection circuit includes a storage capacitor, a capacitor control circuit and a photoelectric conversion element; the photoelectric conversion element is configured to, when in a photoelectric conversion state, convert a received optical signal into a corresponding electrical signal; the capacitor control circuit is provided between the storage capacitor and the photoelectric conversion element, and is configured to perform control to store at least part of the electrical signal to the storage capacitor under control of a capacitor control signal.

Abstract: The present disclosure discloses a method for executing an operation action on a display screen and a device for executing an operation action. Firstly, a gazing position of an operator's eyes on the display screen and a corresponding operation position of the operator's operating portion on the display screen are determined, then a corresponding operation is executed for content displayed on the display screen according to the operation action of the operating portion, when it is determined that the gazing position of the operator's eyes on the display screen is consistent with the corresponding operation position of the operator's operating portion on the display screen.

Abstract: A texture recognition device and an operation method of a texture recognition device are provided. The texture recognition device includes a light source array and an image sensor array. The light source array includes a plurality of light sources; the image sensor array is at a side of the light source array and includes a plurality of image sensors, and the plurality of image sensors are configured to receive light emitted from the plurality of light sources and reflected to the image sensors by a texture for a texture image collection; each of the image sensors includes a plurality of signal switches, and a signal of each of the image sensors is read through the plurality of signal switches for forming one image pixel of the texture image.

Abstract: The present disclosure provides a display apparatus and a method for manufacturing the same. The display apparatus includes: a self-luminous display module, a fingerprint identification module below the self-luminous display module, at least two light shield layers between the self-luminous display module and the fingerprint identification module, and a planarization layer correspondingly arranged on one side, facing the self-luminous display module, of each light shield layer. Each light shield layer includes a plurality of mutually-independent openings; openings of one of the at least two light shield layers and openings of another of the at least two light shield layers overlap in a direction perpendicular to the fingerprint identification module; the planarization layer between two adjacent light shield layers includes a groove; and the groove and the openings do not overlap in the direction perpendicular to the fingerprint identification module, and a light blocking part is arranged in the groove.

Abstract: Embodiments of the present disclosure provide a touch panel and a driving method thereof, and a touch device. The touch panel includes a plurality of touch electrodes and at least one first switch element. Each of the at least one first switch element is provided between two touch electrodes of the plurality of touch electrodes, and is configured to be turned on according to a first signal from a first signal terminal such that the corresponding touch electrodes among the plurality of touch electrodes are connected via the at least one first switch element to form a coil.

Abstract: A fingerprint identification method, a fingerprint identification device, a display panel and a readable storage medium are provided. The fingerprint identification method includes: controlling at least one first light emitting unit in a first light emitting array to emit light; receiving, at a plurality of first positions in the first light emitting array, reflected signals caused by the light of the at least one first light emitting unit, respectively, as a plurality of first reflected light signals; and performing a fingerprint identification based on distances between the plurality of first positions in the first light emitting array and the at least one first light emitting unit and the plurality of first reflected light signals.

Abstract: An electrical signal detection module includes a photoelectrical signal application circuitry, an operational amplifier, a gain control circuitry and a master control circuitry. The gain control circuitry includes at least two gain control sub-circuitries connected in parallel to each other, and a discharge switching sub-circuitry connected in parallel to the gain control sub-circuitries. Each gain control sub-circuitry includes a gain switching sub-circuitry and a gain capacitive sub-circuitry connected in series to each other. The master control circuitry is configured to apply a discharge switching signal to the discharge switching sub-circuitry, and apply a gain switching control signal to the corresponding gain switching sub-circuitry. The gain switching sub-circuitry is configured to control a first end and a second end of the gain switching sub-circuitry to be electrically connected to each other in accordance with the gain switching control signal.

Abstract: A fingerprint identification circuit and a driving method thereof, a fingerprint identification module, and a display device are provided. The fingerprint identification circuit includes a plurality of first signal receiving circuit groups, a plurality of second signal receiving circuit groups, and a plurality of first signal acquisition lines. The plurality of first signal acquisition lines are arranged in one-to-one correspondence with the plurality of first signal receiving circuit groups, and each first signal acquisition line is connected with multiple first acquisition signal input terminals of multiple signal receiving circuits in a corresponding one of the first signal receiving circuit groups.

Abstract: An array substrate, a touch panel and a manufacturing method of an array substrate are provided. The array substrate includes a base substrate and a plurality of gate lines, a plurality of data lines, a common electrode layer and a plurality of pixel units arranged in an array disposed on the base substrate. Each of the pixel units includes a plurality of sub-pixel units defined by gate lines and data lines disposed to intersect each other laterally and vertically. The common electrode layer includes a plurality of common electrode blocks that double as self-capacitance electrodes, each of the common electrode blocks is connected with at least one wire, and the wires are in the middle of sub-pixel units of a same column.

Abstract: Embodiments of the present disclosure provide a touch panel and a driving method thereof, and a touch device. The touch panel includes a plurality of touch electrodes and at least one first switch element. Each of the at least one first switch element is provided between two touch electrodes of the plurality of touch electrodes, and is configured to be turned on according to a first signal from a first signal terminal such that the corresponding touch electrodes among the plurality of touch electrodes are connected via the at least one first switch element to form a coil.

Abstract: Embodiments of the present disclosure provide a fingerprint identification device, an array substrate, a display device and a fingerprint identification method. The fingerprint identification device includes: a first gate line, a second gate line, a read signal line and a voltage dividing unit, wherein, a plurality of fingerprint identification units are defined by the second gate line and the read signal line intersecting with each other, and the fingerprint identification unit includes a photosensitive member and a thin film transistor; the first gate line is connected with the voltage dividing unit, the voltage dividing unit includes a pressure sensitive member and an equivalent resistor connected in series, and the second gate line is connected between the pressure sensitive member and the equivalent resistor.

Abstract: The present disclosure provides a touch panel including: a touch region having a plurality of ultrasonic signal detection circuits and a reference region having a plurality of reference circuits, each ultrasonic signal detection circuit includes an ultrasonic sensor and a first driving circuit; the ultrasonic sensor includes a first electrode, a second electrode, and a dielectric layer between the first electrode and the second electrode, the first driving circuit is configured to drive the ultrasonic sensor; each of the plurality of reference circuits includes a reference transceiver and a second driving circuit, the reference transceiver includes a third electrode, a fourth electrode, and a dielectric layer between the third electrode and the fourth electrode; the second driving circuit is configured to drive the reference transceiver; the dielectric layer of the ultrasonic sensor has piezoelectric sensitivity; the dielectric layer of the reference transceiver does not have the piezoelectric sensitivity.

Abstract: A circuit for generating and detecting ultrasonic sensing signals is provided. A piezoelectric device having a transmitting electrode and a receiving electrode is coupled to a biasing-and-sampling sub-circuit configured to set different bias voltages to the receiving electrode. The piezoelectric device is configured to transmit an ultrasonic signal upon applying an exciting pulse signal to the transmitting electrode and alternatively to generate a voltage signal at the receiving electrode upon receiving an echo signal based on the ultrasonic signal. A signal-collecting sub-circuit is coupled to the receiving electrode to determine a first sampling voltage based on the voltage signal at the receiving electrode in a first sampling period and a second sampling voltage based on the voltage signal at the receiving electrode in a second sampling period. An output sub-circuit is coupled to the signal-collecting sub-circuit for outputting the first sampling voltage and the second sampling voltage at a same time.

Abstract: A texture image acquisition method, a texture image acquisition circuit and a display panel are provided. The texture image acquisition circuit includes a photosensitive circuit, the texture image acquisition method includes: allowing the photosensitive circuit to receive light from a texture, and obtaining a first curve based on a signal amount accumulated by the photosensitive circuit within a first integral time period, the first curve being a time-varying curve of a residual signal amount which is a signal amount remaining after a signal amount, left over by the photosensitive circuit before the first integral time period, is released over time; obtaining a first acquisition value based on a signal amount accumulated by the photosensitive circuit within a second integral time period which is after the first integral time period; obtaining a first photosensitive signal of an image of the texture based on the first curve and the first acquisition value.

Abstract: A texture image acquisition circuit, a display panel and a texture image acquisition method. The texture image acquisition circuit includes a charge neutralization circuit and a first acquisition circuit, the charge neutralization circuit is electrically connected to the first acquisition circuit, the charge neutralization circuit receives a first control signal to cause a current flowing through the first acquisition circuit to be a first current, and the charge neutralization circuit is configured to receive a second control signal to cause a current flowing through the first acquisition circuit to be a second current, a direction of the second current and a direction of the first current are opposite to each other; the first acquisition circuit is configured to receive light from a texture and accumulate a first signal amount that is acquired after the light from the texture is converted, so as to acquire a first acquisition value.