Abstract: The present disclosure relates to a backlight module and a display device. The backlight module includes a lamp panel including a first surface and a second surface opposite to each other, wherein the first surface comprises a light source array, a first back plate connected with the lamp panel at a side of the second surface of the lamp panel, a second back plate connected with the first back plate at a side of the first back plate away from the lamp panel, an optical film layer located on the first surface of the lamp panel; at least one light-transmitting support column comprising a base portion and a protrusion portion located on an upper surface of the base portion, the protrusion portion passing through the lamp panel and protruding from a side of the first surface of the lamp panel to support the optical film layer.

Abstract: An internal circulation type clathrate hydrate-based cold storage system and method are provided in the field of industrial refrigeration. The internal circulation type clathrate hydrate-based cold storage system includes a water chilling unit, a hydrate-based cold storage tank, a gas disturbance device, a concentration measurement system, a heat exchange system, a direct-current power supply and circuit control system, and a system monitoring device. The water chilling unit provides a secondary refrigerant at a low temperature. The secondary refrigerant flows through an evaporator coil in the hydrate-based cold storage tank for a heat exchange. The gas disturbance device induces hydrate nucleation. The concentration measurement system monitors a concentration of a hydrate solution in real time. The heat exchange system is equipped with a finned tube heat exchanger with a fan.

Abstract: The present invention relates to a method of preparing a black phosphorus nanosheet and application, belonging to the technical field of functional material production. In the method, the black phosphorus sheet is used as the electrolytic anode, and an electrochemical reaction system is constructed together with an inert electrode and an alkaline aqueous electrolyte, wherein the alkaline aqueous electrolyte comprises an N-N dimethylformamide solution dissolved with epoxy resin. In alkaline aqueous electrolyte, the prepared black phosphorus nanosheet structure tends to be more stable, not easy to be damaged and the oxidation degree is reduced. Under alkaline conditions, it is conducive to improve the intercalation and stripping effect of black phosphorus material of anode and make the black phosphorus exfoliation more complete.

Abstract: The present disclosure provides a display device. The display device includes: a display panel including an display area and a peripheral area surrounding the display area; a backlight module at a light incident side of the display panel; where the backlight module includes a backplane, a light guide plate and a plurality of light strips, the backplane includes a first polygonal bottom plate, and a plurality of first side plates connected to the first bottom plate at an edge of the first bottom plate, the light guide plate is located between the first bottom plate and the display panel, and the light strips are located between the first side plates and the light guide plate; and an assembly frame assembled to the display panel and the backlight module at an edge of the display panel and an edge of the backlight module.

Abstract: A silicon optical chip with integrated antenna array comprises a wavelength division multiplexer, antenna array, photodiode, amplifier, and electro-optical modulator. The wavelength division multiplexer is configured to receive an optical signal with a plurality of wavelengths and to divide the optical signal into a plurality of wavelength division optical signals, or is configured to integrate a plurality of wavelength division optical signals into optical signals to output. The antenna array is configured to receive or transmit radio frequency signals. The amplifier is signally connected to the photodiode and the antenna and is configured to amplify the radio frequency signal received by the antenna. The electro-optical modulator is signally connected to the amplifier and the wavelength division multiplexer and is configured to transform the amplified radio frequency signal into wavelength division optical signals to input to the wavelength division multiplexer.

Abstract: Embodiments of this application disclose a route planning method and apparatus. The method includes obtaining request failure information in response to detecting a route planning request failure event, obtaining a failure event occurrence time, and generating a request failure log based on the request failure information and the failure event occurrence time, and sending the request failure log to a cloud, to cause an application deployed in the cloud to perform signal blind area marking on a road for route planning based on the request failure log. The technical solutions can identify a road in a signal blind area, to provide a planned route with covered communication and a more stable positioning network.

Abstract: A semiconductor power device includes an active region that has a drift region of a first conductivity type and a body region of a second, opposite conductivity type. A super junction region is arranged at least partially between the drift region and the body region. The super junction region has a first pillar of the first conductivity type and at least a portion of a second pillar of the second conductivity type. The first pillar is arranged adjacent to the portion of the second pillar. At least one of: a doping concentration of the first pillar is constant and a doping concentration of the portion of the second pillar decreases, or the doping concentration of the first pillar increases and the doping concentration of the portion of the second pillar is constant.

Abstract: Methods and systems are herein provided for determining operating conditions of a magnetic resonance (MR) scanner based on data of one or more implants of a patient and storing the data of the one or more implants are provided. In one examples, a method comprises obtaining data of one or more implants of a patient from one or more sources; determining one or more configurations of each of the one or more implants; displaying, via a graphical user interface (GUI), the data and the one or more configurations; determining a recommendation configuration based on the one or more configurations; determining a selected configuration via user input to the GUI; and determining operating conditions of an MRI scanner based on the selected configuration for an MRI exam.

Abstract: The present disclosure discloses a detection method and system of power equipment based on a multispectral image, and relates to the field of smart grid information technology. The method includes: obtaining an image of power equipment to be detected, where the image is one of an infrared image, an ultraviolet image, and a visible image; inputting the image into a pre-trained pixel-based power equipment detection model for detection, and performing classified prediction on pixels in the image to obtain a predicted result; and outputting a predicted image based on the predicted result, where the predicted image is power equipment image with background information removed, and is marked with a name of each piece of equipment. With the implementation of the present disclosure, efficiency and accuracy of power equipment detection can be improved.

Abstract: This application provides a chroma block prediction method and apparatus. The method includes: obtaining chroma values of chroma samples; obtaining, luma values of luma samples corresponding to the chroma samples; obtaining, from the luma values, a first luma set and a second luma set; grouping the chroma values into a first chroma set and a second chroma set; determining a scaling coefficient in a linear model based on an average value of luma values in the first luma set, an average value of luma values in the second luma set, an average value of chroma values in the first chroma set, and an average value of chroma values in the second chroma set; determining, based on the scaling coefficient, an offset factor in the linear model; and determining prediction information of the chroma block based on the scaling coefficient and the offset factor.

Abstract: An intelligent air-assisted spraying device for orchards includes a traction mechanism, a spaying system, a collecting system, and a processing-controlling system. The traction mechanism is provided with a spray tank. The spaying system includes a main body connected to the spray tank and multiple spraying tubes, first ends of the spraying tube are communicated with the main body, and second ends of the spraying tubes are capable of rotating. The collecting system is configured to collect a contour and a volume of the canopy, and branch and leaf density of a fruit tree. The processing-controlling system is configured to obtain multiple spraying areas, calculate an air outlet angle of each spraying tube, and control a rotation of the second end of each spraying tube according to the air outlet angle. The device can adjust the spraying direction of each spraying tube, and the quality of pesticide application can be improved.

Abstract: Provided is an electrolyte additive, including a compound of formula (1), wherein R1 is selected from a substituted or unsubstituted five-membered heterocyclic group, a substituted or unsubstituted six-membered heterocyclic group, or a substituted or unsubstituted amino group; L is a sulfone group, a sulfate ester group, or a sulfonate ester group; and R2 is selected from a substituted or unsubstituted C1-18 alkyl group, a substituted or unsubstituted C1-18 alkoxy group, a substituted or unsubstituted conjugated five-membered carbocyclic group or heterocyclic group, a substituted or unsubstituted conjugated six-membered carbocyclic group or heterocyclic group, a di(C1-6 alkyl)amino group, a di(C6-12 aryl)amino group, a tri(C1-6 alkyl)silyl group, a substituted or unsubstituted C3-6 alkenyl group, a substituted or unsubstituted C3-6 alkynyl group, or a substituted or unsubstituted ester group.

Abstract: The present application relates to a voltage driving circuit and system and a household appliance.

Abstract: Embodiments of this application disclose a noise cancellation apparatus and method. The noise cancellation apparatus includes a main control unit and a noise cancellation processing circuit. The main control unit determines a noise cancellation parameter based on a noise cancellation level index or a feature value for determining a matching degree between a headset and an ear canal of a user. The noise cancellation processing unit obtains an inverse phase noise of an ambient noise based on the noise cancellation parameter. After the inverse phase noise is mixed with a played downlink audio signal, the ambient noise can be canceled. In addition, because the noise cancellation parameter is determined from a preset noise cancellation parameter library based on the received or autonomously determined noise cancellation level index, instead of being uniformly configured, a noise cancellation level can be flexibly adjusted.

Abstract: Embodiments of the disclosure provide a method, a device, an apparatus, and a storage medium for video production. The method includes: presenting a text setup interface in a displayed video producing window; receiving a first trigger operation; displaying object attribute information corresponding to the video production object in the first information display area; receiving a second trigger operation; and displaying, in the second information display area, video related text corresponding to the video production object. According to the method, a simple and easy operation video production platform is provided for a video producer. A text setting interface of a video to be manufactured is presented on the video production platform, and a function item for video text generation is provided for the video producer.

Abstract: A display module includes a structure. The display module includes a display panel, a flexible circuit board and an adhesive structure. The display panel has a light exit side and a backlight side opposite to the light exit side. The flexible circuit board includes a main body portion, a neck portion and a connection portion. The neck portion is located between the main body portion and the connection portion. An end of the main body portion away from the neck portion is connected to an edge of the display panel. The connection portion, the neck portion and at least part of the main body portion are located on the backlight side of the display panel. The adhesive structure is located between the main body portion and the display panel, and at least part of the adhesive structure is located in an edge area of the main body portion proximate to the neck portion.

Abstract: A chip with built-in verification is shown. The signals of key nodes within the chip are collected as operational information. Verification hardware built into the chip includes a plurality of registers, which are programmed to define a branch-type trigger condition. The branch-type trigger condition is formed by sequence-related events. The verification hardware includes an arithmetic module that generates a debugging prompt in response to the branch-type trigger condition defined in the plurality of registers being satisfied by the operational information.

Abstract: Provided in the present invention are a polar marine-derived macrocyclic lactam compound, and a preparation method therefor and the use thereof. Provided in the present invention is a macrocyclic lactam compound as represented by formula 1 or a pharmaceutically acceptable salt thereof. The compound has a novel structure and good inflammation inhibitory activity, and provides a new candidate compound for developing an anti-inflammatory drug.

Abstract: Systems, methods, and computer program products for identifying a candidate product in an electronic marketplace based on a visual comparison between candidate product image visual content and input query image visual content. Embodiments generate and store descriptive image signatures from candidate product images or selected portions of such images. A subsequently calculated visual similarity measure serves as a visual search result score for the candidate product in comparison to an input query image. Any number of images of any number of candidate products may be analyzed, such as for items available for sale in an online marketplace. Image analysis results are stored in a database and made available for subsequent automated on-demand visual comparisons to an input query image. The embodiments enable substantially real time visual based product searching of a potentially vast catalog of items.

Abstract: Provided are a method and apparatus for analyzing a laying stress on a cable. The method for analyzing a laying stress on a cable includes: segmenting, according to cable grounding manners, cable laying manners and cable bending types that correspond to the discrete points of pipeline detection in a cable laying channel, the discrete points; and performing, according to segmentation information and measurement information of the discrete points, stress analysis calculation on minimum segments in which the discrete points are located. In the present application, stress analysis of each segment of the cable during the cable laying process is achieved in real time, providing data support for laying the cable. Workers responsible for laying the cable can adopt corresponding protective measures during the laying process according to a stress analysis result so that the cable can be really protected, improving the safety of the cable during the cable laying process.