Abstract: A method for fabricating a touch display substrate and a touch display substrate are provided to solve the problem that existing touch electrodes of the micron-scale line width cannot meet the high PPI requirement. The fabrication method includes forming functional layers of an organic light-emitting diode (OLED) device on a base substrate sequentially to obtain an OLED substrate; and forming a linear touch electrode with a nano-scale line width on the OLED substrate by electronic sputtering and transferring.

Abstract: A touch display substrate and a touch detection method thereof. The touch display substrate includes: a base substrate, and a photo-sensitive touch element and an Organic Light-Emitting Diode (“OLED”) device that are arranged on the base substrate sequentially. The photo-sensitive touch element includes a touch electrode layer, a photo-sensitive material layer, an insulating layer and an ITO layer that are arranged sequentially, wherein an orthographic projection of a touch sensing area of the touch electrode layer completely covers an orthographic projection of a pattern of the photo-sensitive material layer, and is within an orthographic projection of the ITO layer. The arrangement of the photo-sensitive touch element neither changes the sequence of manufacturing the layers of the display substrate, nor affects the illumination of the touch display substrate and is suitable for manufacturing a large-size touch screen.

Abstract: An optical pressure touch device, a manufacturing method thereof, and a touch display apparatus, so as to reduce the influence on the display effect while realizing the touch function. The optical pressure touch device includes a first substrate, a second substrate opposite to the first substrate, a light source, and a photodetector array and a touch scanning circuit located on a side of the first substrate facing the second substrate, the touch scanning circuit being electrically connected to a photodetector in the photodetector array. A gap exists between the touch scanning circuit and the second substrate, and the light source is used to generate a light field within the gap.

Abstract: Embodiments of the present disclosure provide an array substrate and a display device. The array substrate includes a three-dimensional imaging device configured to acquire three-dimensional imaging information of a target object; and a processing circuit connected to the three-dimensional imaging device and configured to receive three-dimensional imaging information from the three-dimensional imaging device and generate a three-dimensional image of the target object based on the three-dimensional imaging information.

Abstract: Disclosed are an optical fingerprint identification device and a display panel including the same. The optical fingerprint identification device includes a light emitting structure and a photosensitive sensor. The light emitting structure includes a transparent first electrode, an opaque second electrode, an electroluminescent layer between the first electrode and the second electrode, and a through hole penetrating the first electrode, the electroluminescent layer and the second electrode. The photosensitive sensor is disposed on a side of the second electrode facing away from the electroluminescent layer, and is configured to receive light rays transmitted through the through hole and acquire fingerprint information according to the received light rays.

Abstract: Embodiments of the present disclosure disclose a display panel, a display apparatus, and a method for manufacturing a display panel. The display panel includes: a display unit comprising an array substrate, a modulation structure and a black matrix having at least one hole, wherein the modulation structure is located between the black matrix and the array substrate; light emitting unit located between the modulation structure and the array substrate, and configured to emit light onto the modulation structure to generate structured light emitted from the modulation structure, so that the structured light passes through the at least one hole; and a light receiving unit, configured to receive reflected structured light obtained by the structured light being reflected by a measured object.

Abstract: Disclosed are a pattern recognition device, an array substrate and a display apparatus. The pattern recognition device includes: a base substrate; and a plurality of pattern recognizers on the base substrate, at least one of the plurality of pattern recognizers including a photosensitive structure and an optical path selector. The photosensitive structure includes a first light-shielding electrode, a photoelectric conversion and a second light-shielding electrode which are arranged in a stacked manner, the first light-shielding electrode including a light-transmitting region; and the optical path selector is configured to direct pattern light rays having a predetermined angle with respect to a surface of the pattern recognition device to the light-transmitting region.

Abstract: Disclosed are a pattern recognition device, an array substrate and a display apparatus. The pattern recognition device includes: a base substrate; and a plurality of pattern recognizers on the base substrate, at least one of the plurality of pattern recognizers including a photosensitive structure and an optical path selector. The photosensitive structure includes a first light-shielding electrode, a photoelectric conversion and a second light-shielding electrode which are arranged in a stacked manner, the first light-shielding electrode including a light-transmitting region; and the optical path selector is configured to direct pattern light rays having a predetermined angle with respect to a surface of the pattern recognition device to the light-transmitting region.

Abstract: The embodiments of the present disclosure provide an optical fingerprint recognition apparatus and a display panel. The apparatus comprises: a light emitting structure (1), a collimating structure (2) and a plurality of photosensitive sensors (3); the light emitting structure (1) is used for generating detecting light; the collimating structure (2) is used for filtering the detecting light reflected by a finger, such that light with a scattering angle in a predetermined range transmits through the collimating structure (2); the photosensitive sensors (3) are used for receiving the light transmitted through the collimating structure (2) and acquiring fingerprint information according to the received light. The embodiments of the present disclosure are used for manufacturing a display panel. The present disclosure can enhance accuracy of the recognized fingerprint information during an optical fingerprint recognition process.

Abstract: The present disclosure provides a photoelectric sensor, an array substrate, a display panel and a display device. The photoelectric sensor is used for fingerprint recognition, and includes a first electrode layer, being lighttight. The photoelectric sensor further includes a first transparent electrode layer, disposed opposite to the first electrode layer and receiving incident light, and a light sensing layer, located between the first electrode layer and the first transparent electrode layer. The light sensing layer includes a plurality of nanocrystalline silicon particles with different particle sizes.

Abstract: Disclosed are a touch device and a display device, where the touch device includes: an array substrate, a plurality of sensing elements arranged on the array substrate to recognize a fingerprint, and a plurality of filter structures arranged on a side of the plurality of sensing elements; the side is away from the array substrate: each of the plurality of filter structures comprises a plurality of filter layers arranged in a stack, each of the plurality of filter layers comprises light-transmitting areas and light-shielding areas on a periphery of the light-transmitting areas, orthographic projections of any two of the light-transmitting areas of the plurality of filter layers onto the array substrate have an overlapping area; the overlapping area is smaller than an area of an orthographic projection of any one of the light-transmitting areas of the plurality of filter layers onto the array substrate.

Abstract: A microfluidic device, a method of using a microfluidic device and a micro total analysis system are provided. The microfluidic device includes a first substrate, and the first substrate includes a base substrate and a pixel array. The pixel array includes a plurality of pixels and is on the base substrate, and each of the plurality of pixels includes a driving electrode. Driving electrodes of two adjacent pixels are in different layers.

Abstract: A touch substrate and a display device. The touch substrate includes a substrate; and a touch unit and a light emitting unit disposed on the substrate successively. An orthographic projection of the touch unit and that of the light emitting unit on the substrate at least partially overlap.

Abstract: A display panel, a display device and an image pickup method therefor are provided. The display panel includes a display region and an image pickup apparatus, wherein in a plan view of the display panel, at least a portion of the image pickup apparatus is located in the display region.

Abstract: A display panel and a display device are provided in embodiments of the disclosure, the display panel having a display region and a non-display region surrounding the periphery of the display region, and comprising: a first display substrate; a second display substrate, which is arranged opposite to, aligned with and assembled together with the first display substrate; a signal shielding frame, in the non-display region and between the first display substrate and the second display substrate; and signal antennas within the signal shielding frame, the signal shielding frame being configured to shield at least an inward transmission of the signal from the signal antennas towards the display region, so as to enable merely an outward transmission of the signal from the signal antennas towards an outer side of the display panel.

Abstract: The embodiments of the present disclosure disclose a touch panel and a display apparatus. The touch panel includes a display unit comprising a plurality of pixel units; and a fingerprint recognition sensor disposed on one side of the display unit which is opposite to a light emitting surface of the display unit, wherein the display unit further comprises at least one via hole disposed between two adjacent pixel units, and a light divergence member disposed on one side of each via hole which is close to the fingerprint recognition sensor. The light divergence member is configured to irradiate reflected light obtained as light emitted by the pixel units is reflected by a touch body onto the fingerprint recognition sensor.

Abstract: A microfluidic substrate and the driving method for the microfluidic substrate are provided. The microfluidic substrate may include a base substrate (10) and a plurality of detecting modules (100) on the base substrate (10). Each of the detecting modules (100) may include a switching unit (1), a driving electrode (3), and a photosensor (2). The photosensor (2) may have a first terminal (21) and a second terminal (23). A signal output terminal (13) of the switching unit (1) may be connected to both the driving electrode (3) and the second terminal (23) of the photosensor (2).

Abstract: Disclosed is a display device, including a display panel having a plurality of pixel units, a protection cover plate disposed on a light exit surface of the display panel, and a plurality of light sensing devices for pattern recognition disposed on one side of the pixel unit facing away from the light exit surface, and a light collimating member disposed between the protection cover plate and the plurality of light sensing devices, wherein orthogonal projections of the light sensing device and the pixel unit on the display panel do not overlap each other, and the light collimating member has a light transmitting area above the light sensing device and a light shielding area outside the light transmitting area.

Abstract: The present disclosure provides a force touch sensor, a display device and a driving method thereof. The force touch sensor comprises a driving electrode, a sensing electrode, a piezoelectric material layer and a piezoresistive material layer, wherein the piezoelectric material layer and the piezoresistive material layer are disposed between the driving electrode and the sensing electrode.

Abstract: The present disclosure provides a display substrate, a method for manufacturing the same and a display device. The display substrate includes a base substrate; light-emitting devices for displaying on the base substrate; driver thin film transistors on the base substrate for driving the light-emitting devices for displaying to emit light; optical fingerprint identification devices on the base substrate; and switch thin film transistors on the base substrate for controlling the optical fingerprint identification devices. The optical fingerprint identification devices are in a display area of the display substrate. Each film layer of each driver thin film transistor and a corresponding same film layer of each switch thin film transistor are in an identical layer and are made of the same material.