Abstract: The present disclosure provides a voice interaction system, a voice interaction method, and a smart device. The system includes: a voice interaction unit, a photoelectric sensing unit, and an instruction control unit configured to determine whether the voice interaction unit is in an on state, determine, when the voice interaction unit is in the on state, whether the voice interaction unit receives a target voice instruction within a predetermined time; control, when the target voice instruction is received within the predetermined time, a smart device to perform an action corresponding to the target voice instruction according to the target voice instruction of the user received and identified by the voice interaction unit; and send, when the voice instruction is not received within the predetermined time, a standby instruction to the voice interaction unit.

Abstract: Provided is a spliced display panel, including: a plurality of display panels, adjacent display panels in the plurality of display panels splice are spliced; a seam between at least two adjacent spliced display panels; and an optical assembly located on a light emitting side of the plurality of display panels, an orthographic projection of the optical assembly on the display panel covers an orthographic projection of the seam on the display panel. The optical assembly includes: a spacer portion and a prism portion provided on the spacer portion, the prism portion includes a plurality of prisms, and an orthographic projection of at least one prism in the plurality of prisms on the display panel overlaps with the orthographic projection of the seam on the display panel.

Abstract: A color filter, a preparation method therefore, an array substrate and a display device are provided. The color filter includes a plurality of filter units (20) provided on a base substrate (10) for transmitting light of different colors, and a light shielding layer (30) located between adjacent filter units (20) for transmitting light of different colors. The filter unit (20) includes a first surface facing the base substrate (10), a second surface facing away from the base substrate, and a third surface connecting the first surface and the second surface. The light shielding layer (30) is provided on the third surface of at least one of two adjacent filter units (20) transmitting light of different colors.

Abstract: An information processing method, an apparatus, a system, an electronic device and a storage medium are provided. The method includes: generating, by a first functional component, a resource graph by abstracting a capability of an IoT device; where the resource graph is configured to manage and/or orchestrate an available capability of a heterogeneous IoT device; acquiring, by a second functional component, a task to be processed, and producing a computation graph corresponding to the task to be processed; and performing, by a third functional component, a task allocation based on the resource graph and the computation graph.

Abstract: The present disclosure provides a recombinant adeno-associated vector comprising a codon-optimized sequence encoding CYP4V2 linked to selected gene expression regulatory sequences and its use in treating Bietti Crystalline Dystrophy (BCD).

Abstract: A calibration system and a calibration method for a phased-array antenna are provided. The calibration system includes a receiving probe, a parameter tester, an upper computer and a beam controller. The receiving probe may acquire a beam signal, which is radiated by a to-be-tested phased-array antenna according to a provided microwave signal, at a preset position. The parameter tester may generate a test parameter according to the microwave signal and the beam signal. The upper computer may determine whether the to-be-tested phased-array antenna meets a preset index according to the test parameter, and in a case where the to-be-tested phased-array antenna does not meet the preset index, calculate the test parameter according to a genetic algorithm to generate optimized beam control data. The beam controller may generate a control voltage according to the optimized beam control data, and transmit the control voltage to the to-be-tested phased-array antenna.

Abstract: A hybrid multiple access communications method includes obtaining, by a terminal, first indication information from a network side device, where the first indication information is used to indicate the terminal to perform data transmission by using at least two multiple access modes; and performing, by the terminal based on indication of the first indication information, data transmission by using the at least two multiple access modes.

Abstract: A display substrate has a display region including a functional region and a main display region; the functional region has at least one functional unit, each of which has a blank region, a winding region and a circuit region; the display substrate includes a base substrate, and plural conductive layers on the base substrate; the plural conductive layers form at least one hollow pattern, each of which is in the blank region; the conductive layers include a first signal line, which includes first, second and third line segments in the main display region, the circuit region and the winding region, respectively; extending directions of the first and second line segments are the same, the third line segment electrically connects the first and second line segments together, and the third line segment includes at least two line sub-segments with different extending directions.

Abstract: The present disclosure provides a holographic antenna and an electronic device, and belongs to the field of communication technology. The holographic antenna includes a resonant structure, which includes a first and a second dielectric substrate opposite to each other, a first electrode layer on a side of the first dielectric substrate close to the second dielectric substrate, a second electrode layer on a side of the second dielectric substrate close to the first dielectric substrate, and a tunable dielectric layer between the first and second electrode layers. The first electrode layer includes slit openings therein, and the second electrode layer includes patch electrodes thereon; orthographic projections of a slit opening and a patch electrode corresponding to each other on the first dielectric substrate at least partially overlaps with each other; and the orthographic projection of the slit opening on the first dielectric substrate at least includes an arc segment.

Abstract: Disclosed are a winding structure for an electric motor and an electric motor. The electric motor comprises an iron core (1) and a multi-phase winding structure (2), wherein the iron core (1) is provided with a plurality of grooves (11) arranged in the circumferential direction, and one side of the iron core (1) is an inserting side, and the other side is a welding side; the multi-phase winding structure (2) is arranged in the plurality of grooves (11) of the iron core (1), each phase of the winding structure (2) comprises N parallel winding sub-windings formed by a plurality of hairpin conductors of different shapes, and N is a positive even number; and the conductors, forming each phase of the winding structure (2), of the same sub-winding are located on a non-adjacent conductor layer corresponding to the grooves (11).

Abstract: The present invention relates to a composition, a preparation method therefor, and a use thereof. The composition comprises a PEDF-derived short peptide (PDSP), a stabilizer, and a buffer agent. The pH of the composition ranges from 4 to 9. The stabilizer is a copolymer of vinyl pyrrolidone and vinyl acetate. The buffer agent is selected from a citric acid buffer system, a phosphoric acid buffer system, a boric acid buffer system, a histidine buffer system, or a combination thereof. The composition has improved stability, small irritation to eyes, and/or high bioavailability.

Abstract: There is provided a phase shifter having a phase shift region and a peripheral region, and including a first substrate, a second substrate and a dielectric layer between such two substrates; the first substrate includes a first dielectric substrate, a first electrode and a first auxiliary structure; the second substrate includes a second dielectric substrate, a second electrode and a second auxiliary structure; the phase shift region includes overlapping regions; the first electrode and the second electrode are located in the phase shift region, and have orthographic projections, on the first dielectric substrate, overlapped at least partially in the overlapping regions; the first auxiliary structure is in the peripheral region and on a side, close to the dielectric layer, of the first dielectric substrate; the second auxiliary structure is in the peripheral region and on a side, close to the dielectric layer, of the second dielectric substrate.

Abstract: Disclosed is a satellite communication handover method, which includes: determining a scene where a user equipment is located according to a measurement report of the user equipment, determining a handover parameter corresponding to the scene, and sending a handover command is sent to the user equipment to instruct the user equipment to perform handover when the user equipment satisfies a first handover condition which is based on the handover parameter.

Abstract: A coreless planar coil and a power transformer. The coreless planar coil includes a coil body arranged in a plane and configured to produce an alternating magnetic field for delivering signal or power; and a first metal ring arranged around the coil body in the plane and configured to produce a first magnetic field having a direction opposite to the alternating magnetic field produced by the coil body.

Abstract: Embodiments of this application provide a display panel and a manufacturing method thereof, and a terminal device, which are applied to the field of terminal technologies. The display panel includes a rigid substrate, a driving circuit layer arranged on the rigid substrate, and a first organic layer structure, a conductive layer and a second organic layer structure that are sequentially arranged away from the rigid substrate, where the rigid substrate and the driving circuit layer are arranged bypassing a bendable region, and first organic layer structure, the conductive layer, and the second organic layer structure are distributed in at least a first peripheral region, the bendable region, and a binding region.

Abstract: An information processing method based on an IoT device, an information processing apparatus based on an IoT device, an information processing system based on an IoT device, an electronic device, and a storage medium are provided, where the method includes: discovering the IoT device; and detecting a capability of the IoT device; abstracting, for each IoT device, the IoT device into a corresponding node based on the capability of corresponding IoT device; generating, based on the abstracted node, a resource knowledge graph, where the node represents at least part of the capabilities of one IoT device; an edge in the resource knowledge graph represents a relationship between two adjacent nodes; and the resource knowledge graph is configured to manage and/or orchestrate the available capability on a heterogeneous IoT device.

Abstract: This disclosure relates to techniques for determining a dissociation constant of a reservoir that includes methane hydrate and generating a methane hydrate production output that may be used to inform certain decisions related to processing a reservoir that includes the methane hydrate. In some embodiments, the techniques may include determining the dissociation constant using multiple pressures measured at different flowrates at time points from within a wellbore.

Abstract: A pseudo-reference electrode comprising a pseudo-reference glass material backed by a silver conductor comprising silver metal, wherein the pseudo-reference glass material is a chalcogenide glass comprising a silver chalcogenide Ag2Ch, wherein Ch denotes a chalcogen, or a halide glass comprising a silver halide and at least one glass-forming oxide of a metal or a metalloid, a mixture of two or more of these glasses, or a composite of at least one of these glasses. This pseudo-reference electrode can be used in ion-selective electrode (ISE) sensors and ion-selective field effect transistors (ISFETs).

Abstract: Disclosed are a solid-liquid separation anti-soiling toilet, a mounting method and a use. The solid-liquid separation anti-soiling toilet is composed of a processor, a solid container, a liquid reservoir and an exhaust device, where the processor is connected to the solid container, the processor includes a housing, and a clamping device and a drying device which are arranged inside the housing, excreta generated after use of the toilet enters the clamping device of the processor, a liquid in the excreta enters the liquid reservoir after passing through the clamping device, a solid in the excreta is pressed and dried into a sheet inside the clamping device, and enters the solid container, and hot air flow generated by the drying device is used for drying the solid inside the clamping device, and is exhausted outwards through the exhaust device connected to the housing of the processor.

Abstract: The present disclosure relates to an aerothermodynamic environment-friendly toilet, a mounting method, and an application of the aerothermodynamic environment-friendly toilet. The toilet includes a receiver, a processor, a solid storage device, a liquid storage device and a drying device. The toilet is odorless by using an aerothermodynamics principle. When no one uses the toilet, a fan at an exhaust port is used for exhausting a small amount of air from each cavity of the toilet to control an odor source unidirectionally; after use of the toilet, a waste treatment button is triggered, then hot air flow moves downwards, which downwards ejects air at an upper portion of a lower conical port of a reception guider of the receiver.