Abstract: The present application discloses display substrate having a base substrate; an insulating layer on the base substrate; and an electrode layer on a side of the insulating layer distal to the base substrate and having a plurality of electrode blocks. The insulating layer has a first side distal to the base substrate and a second side opposite to the first side and proximal to the base substrate. Each of the plurality of electrode blocks has a third side distal to the base substrate and a fourth side opposite to the third side and proximal to the base substrate. The first side of the insulating layer in the inter-electrode block region has a first height relative to a surface of the base substrate greater than a second height of the fourth side of an adjacent electrode of the plurality of electrode blocks relative to the surface of the base substrate.

Abstract: Methods, apparatus and systems for outdoor target tracking are described. In one example, a described system comprises: a transmitter, a receiver, and a processor. The transmitter is configured for transmitting a first wireless signal through a wireless multipath channel. The receiver is configured for receiving a second wireless signal through the wireless multipath channel. One of the transmitter and the receiver is a located device at a known location. The other of the transmitter and the receiver is a moving device. The second wireless signal differs from the first wireless signal due to the wireless multipath channel which is impacted by a movement of the moving device. The processor is configured for: obtaining a plurality of time series of channel information of the wireless multipath channel based on the second wireless signal, computing a spatial-temporal information (STI), and tracking the moving device based on the STI.

Abstract: A filter structure and a method for manufacturing the same, and a display device. The filter structure includes a base substrate and a plurality of filter units positioned on the base substrate, at least part of the filter units including a quantum dot filter layer. The filter units further include a reflective structure whose orthographic projection on the base substrate surrounds the orthographic projection of the quantum dot filter layer on the base substrate. A distance between a plane of the reflective structure away from the base substrate and the base substrate is greater than a distance between a plane of the quantum dot filter layer close to the base substrate and the base substrate.

Abstract: A method for manufacturing a light field display device and a light field display device are provided, the method includes: forming a plano-concave lens layer on a substrate, and the plano-concave lens layer comprises a plurality of plano-concave lenses arranged in an array and a plurality of alignment marks arranged at preset positions; forming a first planarization layer covering the plano-concave lens layer to form a microlens array, the first planarization layer having a refractive index greater than a refractive index of the plano-concave lens layer; attaching the light-emitting side of the display panel to a side of the microlens array away from the substrate according to the alignment mark.

Abstract: The present invention provides a Bluetooth headset speaker, comprising a bracket, a diaphragm, a voice coil, a washer, a magnet, a U cup, a pad, a first tuning cloth, and a second tuning cloth, wherein the first tuning cloth is fixedly connected to the one side outer wall of the bracket, the one side outer wall of the bracket corresponding to the first tuning cloth is symmetrically provided with through grooves, a through hole is opened on the one side outer wall of the bracket, the second tuning cloth is fixedly connected to one side outer wall of the through hole. Compared with the existing headset speakers, the pad designed by the present invention is internally welded and does not need to be covered with glue, which not only can effectively reduce the production process, but also improves the simplicity of the appearance of the speaker and improves the integration degree of the overall structure of the speaker.

Abstract: Disclosed herein are methods and compositions useful in targeting a payload to, or editing a target nucleic acid, where a governing gRNA molecule is used to target, optionally inactivate, a Cas9 molecule or a Cas9 molecule/gRNA complex.

Abstract: Methods, apparatus and systems for qualified wireless sensing are described. In one embodiment, a described method comprises: transmitting a wireless signal from a Type 1 device to a Type 2 device through a wireless multipath channel of a venue; obtaining a time series of channel information (TSCI) of the wireless multipath channel based on the wireless signal; performing a qualification test based on the TSCI for at least one to-be-qualified device, which is at least one of: the Type 1 device, a module of the Type 1 device, an integrated circuit (IC) of the Type 1 device, the Type 2 device, a module of the Type 2 device, or an IC of the Type 2 device; determining that each of the at least one to-be-qualified device is a qualified device based on a determination that a respective qualification criterion associated with the to-be-qualified device is satisfied, to obtain at least one qualified device; and performing a task based on the TSCI using the at least one qualified device.

Abstract: Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a substrate, an active structure layer disposed on the substrate, a first source-drain structure layer disposed on a side of the active structure layer away from the substrate, and a second source-drain structure layer disposed on a side of the first source-drain structure layer away from the substrate. The active structure layer includes a first active layer and a second active layer. The first source-drain structure layer includes a first active via and a first source-drain electrode, and the first source-drain electrode is connected to the first active layer through the first active via; and the second source-drain structure layer includes a second active via and a second source-drain electrode, and the second source-drain electrode is connected to the second active layer through the second active via.

Abstract: Described herein are non-Class I engineered CRISPR-Cas systems and components thereof, formulations thereof, cells thereof, and organisms thereof. Methods of making and using the CRISPR-Cas system described herein.

Abstract: The present application provides systems, methods and compositions used for targeted gene modification, targeted insertion, perturbation of gene transcripts, nucleic acid editing. Novel nucleic acid targeting systems comprise components of Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR) systems and transposable elements.

Abstract: A gas pressure regulating device is provided which comprises a housing, in which a first mounting cavity for installing a level-1 depressurization mechanism and a second mounting cavity for installing a level-2 depressurization mechanism are provided in sequence along the air intake direction; the level-1 depressurization mechanism comprises a sliding sleeve, and a mounting tubing which is communicated with the gas inlet is formed inside the first mounting cavity, and the sliding sleeve is slidably assembled between an outer wall of the mounting tubing and an inner wall of the first mounting cavity; the other end of the sliding sleeve is provided with a gas discharge orifice and a sealing gasket, and the gas inlet connector is in communication with the first mounting cavity through the gas discharge orifice; the sliding sleeve slides along the axial direction to adjust the openness of the gas outlet to realize the level-1 depressurization.

Abstract: The present application discloses an array substrate having a plurality of first thin film transistors and a plurality of second thin film transistors. Each of the plurality of first thin film transistors includes a silicon active layer. The array substrate includes a base substrate; a silicon layer having a plurality of silicon active layers respectively for the plurality of first thin film transistors; and a UV absorption layer on a side of the silicon layer distal to the base substrate, and including a plurality of UV absorption blocks. Each of the plurality of UV absorption blocks is on a side of the one of the plurality of silicon active layers distal to the base substrate, and is insulated from the one of the plurality of silicon active layers.

Abstract: The present disclosure can provide a transparent display panel, a preparation method thereof and a display device. The transparent display panel includes a bearing layer disposed between a base substrate and a liquid crystal layer and including a plurality of concave structures, and a plurality of reflecting structures located between the bearing layer and the liquid crystal layer, where an orthographic projection of the concave structure on the base substrate covers an orthographic projection of one or more reflecting structures on the base substrate.

Abstract: A micro-interface strengthening reaction system and method for preparing polyethylene by using a solution process are provided. The system includes a pre-polymerization reactor and a polymerization reactor connected in sequence. The pre-polymerization reactor is provided with a pre-polymerization micro-interface generators, and the polymerization reactor is provided with a micro-interface generator. The system further includes a desolvation tower for removing solvents and impurities from the polyethylene product. A polyethylene inlet is disposed at a middle part of the desolvation tower, and the polyethylene inlet is connected with the flash tank bottom outlet. A nitrogen micro-interface generator for dispersing and breaking high-temperature nitrogen into micro-bubbles is disposed within the desolvation tower.

Abstract: A submerged propylene hydration micro-interface strengthening reaction system and a method are proposed. The system includes a reactor, a first micro-interface generator and a second micro-interface generator. Through the micro-interface generators, the propylene is broken to form micron-scale bubbles, which are mixed with reactants and deionized water to form a gas-liquid emulsion, so as to increase a phase boundary area between gas and liquid phases, and achieve a strengthening mass transfer effect under a lower preset operating condition. The micro-scale bubbles can be fully mixed with the deionized water to from a gas-liquid emulsion. By fully mixing gas and liquid phases, it can ensure that the deionized water in the system is in full contact with propylene, and they are fully in contact with the catalyst, which effectively improves the efficiency of preparing isopropanol.

Abstract: A benzene selective hydrogenation reaction system and a method are provided. The system includes a benzene refiner, a first hydrogenation reactor, a second hydrogenation reactor and a separator which are connected in sequence. The first hydrogenation reactor is provided with a first inlet and a first outlet, and the second hydrogenation reactor is provided with a second inlet and a second outlet. The first inlet is connected to the discharge port of the benzene refiner; the first outlet is connected to the second inlet; the second outlet is connected to the separator. The catalyst outlet is connected to the first hydrogenation reactor for recycling the catalyst into the first hydrogenation reactor. Two micro-interface units are respectively disposed within the first hydrogenation reactor and the second hydrogenation reactor, and the micro-interface units are used for dispersing and breaking hydrogen into micro-bubbles with a micron-scale diameter.

Abstract: A driving backplane includes a base, and a pixel driving circuit, a first electrode and a first piezoelectric block that are disposed in the sub-pixel region. The pixel driving circuit is disposed on the base. The first electrode is disposed at a side of the pixel driving circuit away from the base. The first electrode includes a first sub-electrode pattern and a second sub-electrode pattern that are in a same layer and are spaced apart to be insulated from each other, and the first sub-electrode pattern is electrically connected to the pixel driving circuit. The first piezoelectric block is disposed between the pixel driving circuit and the first electrode, and the first sub-electrode pattern and the second sub-electrode pattern are in contact with the first piezoelectric block.

Abstract: Disclosed are a non-oriented electrical steel sheet with excellent magnetic properties and a manufacturing method thereof, wherein the mass percentage of the chemical components thereof are: C: 0-0.005%; Si: 2.1-3.2%, Mn: 0.2-1.0%, P: 0-0.2%, Al: 0.2-1.6%, N: 0-0.005%, Ti: 0-0.005%, Cu: 0-0.2%, and the balance of Fe and inevitable impurities; and at the same time, (the S content for forming MnS+the S content for forming CuxS)/the S content in the steel is required to be less than or equal to 0.2. The process for manufacturing the non-oriented electrical steel sheet of the present invention is simple and convenient, the chemical components of the steel are easy to control, the manufacturing process is stable, and the technical requirements are easy to realize.

Abstract: A display panel is provided. The display panel includes a base substrate; a first conductive layer on the base substrate, and in an encapsulated area and a peripheral area of the display panel; a second conductive layer on a side of the first conductive layer away from the base substrate, and in the encapsulated area and the peripheral area; an organic insulating layer between the first conductive layer and the second conductive layer, and limited in the encapsulated area; a first inorganic insulating layer between the first conductive layer and the second conductive layer, and on a side of the organic insulating layer away from the base substrate; and a second inorganic insulating layer between the organic insulating layer and the first conductive layer. The first inorganic insulating layer covers the organic insulating layer.

Abstract: A benzene selective hydrogenation reaction system and a method are provided. The system includes a benzene refiner, a first hydrogenation reactor, a second hydrogenation reactor and a separator which are connected in sequence. The first hydrogenation reactor is provided with a first inlet and a first outlet, and the second hydrogenation reactor is provided with a second inlet and a second outlet. The first inlet is connected to the discharge port of the benzene refiner; the first outlet is connected to the second inlet; the second outlet is connected to the separator. The catalyst outlet is connected to the first hydrogenation reactor for recycling the catalyst into the first hydrogenation reactor. Two micro-interface units are respectively disposed within the first hydrogenation reactor and the second hydrogenation reactor, and the micro-interface units are used for dispersing and breaking hydrogen into micro-bubbles with a micron-scale diameter.