Abstract: An electrical receptacle providing standard alternating current (AC) power connectors and multiple side-mounted auxiliary ports. Auxiliary ports may include direct current (DC) power delivery means, such as USB ports, and/or unpowered ports, such as audio/visual equipment connectors or network ports.

Abstract: The disclosure discloses a shift register, a gate drive circuit, a driving method thereof, and a display device, and the shift register includes: an input sub-circuit, an output sub-circuit, and an output control sub-circuit, where the input sub-circuit is configured to provide a signal of a first reference voltage signal terminal to a pull-up node under control of an input signal terminal; the output sub-circuit is configured to provide a signal of a clock signal terminal to a first signal output terminal under control of a potential of the pull-up node; and the output control sub-circuit is configured to provide a signal of the first signal output terminal to a second signal output terminal under joint control of an output control signal terminal, a third reference voltage signal terminal, and a fourth reference voltage signal terminal.

Abstract: A lens module reducing flare and having no dark edges includes a bracket and a sensor. The bracket includes a supporting portion, a first receiving groove, and a second receiving groove. The supporting portion is formed at a junction between the first receiving groove and the second receiving groove. The supporting portion comprises an arc surface. The sensor is received in the first receiving groove. The sensor includes a photosensitive area and a non-photosensitive area surrounding the photosensitive area. The arc surface faces the sensor. A center of a circle of the arc surface falls within the non-photosensitive area. Light reflected by the arc surface falls outside the sensor.

Abstract: The present invention relates to a method of concentrating microorganisms and a method of extracting nucleic acids using diatomaceous earth and developed a technology capable of concentrating microorganisms about 4-8 times using the modified diatomaceous earth and directly extracting nucleic acids from the concentrated microorganism using dimethyl adipimidate (DMA). It is expected to significantly reduce external contamination, cost, time and complexity by enabling microbial concentration and nucleic acid extraction techniques in one tube.

Abstract: The present invention relates to phenyl [a]indole[2,3-g]quinolizine compounds represented by formula (I), a preparation method therefor, a pharmaceutical composition, and applications thereof. Specific applications are applications in the preparation of drugs for treating diseases related to a proprotein convertase subtilisin Kexin-9 (PCSK9), comprising the applications in the preparation of drugs for treating hyperlipemia, hypercholesterolemia, hypertriglyceridemia, fatty liver deformation, atherosclerosis, obesity and other metabolic diseases.

Abstract: A prefabricated steel-wood composite joint includes square pipe columns, steel-wood composite beams, and a beam-column connecting assembly for connecting the square pipe columns and the steel-wood composite beams. Each square pipe column includes connecting corner columns and connecting side plates. Each steel-wood composite beam includes a top flange, a bottom flange and wood webs for connecting the top flange and the bottom flange. The beam-column connecting assembly is a central column connecting assembly or a corner column connecting assembly. By a special structural design, the composite joint realizes effective beam-column connection without a welded connection and a bolted connection and has tenacity and good seismic performance. The components of the composite joint can be prefabricated in a factory, are high in precision and are assembled on site, so that construction is easy and convenient, procedures are simplified, and the construction period is effectively shortened.

Abstract: A pixel circuit includes a scanning signal terminal configured to receive a scanning signal, a data voltage terminal configured to receive a data voltage signal, a switching sub-circuit coupled to the scanning signal terminal and the data voltage terminal, and a latch sub-circuit coupled to the switching sub-circuit. The switching sub-circuit is configured to transmit the data voltage signal to the latch sub-circuit in response to receiving the scanning signal. The latch sub-circuit is configured to latch the data voltage signal to generate a first latch signal in a first display period and a second latch signal in a second display period.

Abstract: Provided are a screen frame and a laser projection display device. The screen frame includes a plurality of side frames that are connected end to end, where a joint of each two of the plurality of side frames is provided with at least two connectors and receiving grooves corresponding to the at least two connectors in a one to one manner, and the at least two connectors have inserting portions extendable into the receiving grooves, at least one inserting portion of the inserting portions is provided with a telescopic engaging member, and a side wall of a receiving groove which is corresponding to an inserting portion having the engaging member is provided with a receiving hole corresponding to the engaging member; the engaging member is configured to extend into the receiving hole for positioning; and the inserting portions are connected to side walls of the receiving grooves by fasteners.

Abstract: A prefabricated steel-wood composite joint includes square pipe columns, steel-wood composite beams, and a beam-column connecting assembly for connecting the square pipe columns and the steel-wood composite beams. Each square pipe column includes connecting corner columns and connecting side plates. Each steel-wood composite beam includes a top flange, a bottom flange and wood webs for connecting the top flange and the bottom flange. The beam-column connecting assembly is a central column connecting assembly or a corner column connecting assembly. By a special structural design, the composite joint realizes effective beam-column connection without a welded connection and a bolted connection and has tenacity and good seismic performance. The components of the composite joint can be prefabricated in a factory, are high in precision and are assembled on site, so that construction is easy and convenient, procedures are simplified, and the construction period is effectively shortened.

Abstract: A Fresnel projection screen includes: a Fresnel layer; a first micro-structure layer disposed at a light incident side of the Fresnel layer, the first micro-structure layer including a plurality of micro-structures that are configured to diffusely reflect a portion of light incident thereon and refract another portion of the light; and a reflective layer disposed on a side of the Fresnel layer away from the first micro-structure layer.

Abstract: The disclosure provides a quantum dot composition, a quantum dot luminescent material, a preparation method thereof and a light-emitting device containing the same. The quantum dot composition includes a microemulsion, a polymer precursor dispersing the microemulsion, wherein the microemulsion includes quantum dots, a dissolution medium dissolving the quantum dots, and an emulsifier encapsulating the dissolution medium.

Abstract: Provided is an image enhancement method, performed by a data processing device, the method including: performing a first edge-preserving filtering on an original image to obtain a first processed image; obtaining a detail feature of the original image based on the original image and the first processed image; determining a second processed image according to the detail feature and the first processed image; and processing the second processed image in a guided image filtering manner by using the original image as a first guidance image, to obtain a third processed image, and outputting the third processed image to be displayed.

Abstract: The present invention discloses a thermally activated delayed fluorescence material and application thereof in an organic electroluminescence device. The thermally activated delayed fluorescence material is a compound having the general structure of Formula I or Formula II: In Formula I and Formula II, R1 is a cyano, p is 1, 2 or 3, q is 1, 2 or 3, m is 1 or 2, n is 1 or 2, Ar1 is a phenyl substituted with one or more groups selected from C1-6 alkyl, methoxy, ethoxy, or phenyl, Ar2 and Ar3 are selected from the following groups: and X is bromine or iodine. The present invention further discloses application of the thermally activated delayed fluorescence material as a host material or a luminescent dye of a luminescent layer of an organic electroluminescence device.

Abstract: Provided are a locking mechanism and a washing machine. The washing machine includes a washing drum, the washing drum includes a container body having a via hole. The locking mechanism includes a locking shell connected to the container body and internally provided with an accommodating cavity communicated with the via hole; and a locking member inserted into the accommodating cavity.

Abstract: Disclosed is a washing machine. The washing machine comprises an impeller, a decelerating clutch and an impeller connection assembly, wherein the decelerating clutch has a rotary shaft; and the impeller connection assembly is clamped and clamped and fixedly connected to the rotary shaft, so that the impeller is clamped and fixedly connected to the rotary shaft in a detachable way, thereby reducing the difficulties of the assembly and disassembly of the impeller, and prolonging the service life of the washing machine.

Abstract: The present invention relates to a depositable ionic organic functional material having a structure selected from the formulas (21) to (26). The depositable ionic organic functional material can be used in high-efficiency blue to red OLEDs. The present invention also relates to an organic electroluminescent device using the depositable ionic organic functional material as a dopant in the organic light-emitting layer thereof.

Abstract: A color wheel includes a base substrate and at least one fluorescent block. The base substrate includes a first annular portion and a second annular portion. The at least one fluorescent block is arranged on the first annular portion. The fluorescent block is configured to emit fluorescent light in a predetermined wavelength band after being irradiated with a laser beam. The second annular portion includes at least one color filtering portion, and the color filtering portion is configured to filter the fluorescent light. An inner circumference of the second annular portion is not smaller than an outer circumference of the first annular portion, or an outer circumference of the second annular portion is not larger than an inner circumference of the first annular portion.

Abstract: Provided are a washing machine and a washing drum thereof. The washing drum comprises a large container and a small container. The small container is detachably disposed in the large container, and an opening of the small container and an opening of the large container are positioned opposite to each other. In a washing process, clothes needing special care can be placed in the small container so that water in the large container does not enter the small container, thereby realizing separating washing of the clothes needing special care. If there are no clothes needing special care, the small container can be detached from the large container to perform a normal washing operation.

Abstract: Provided are a screen frame and a laser projection display device. The screen frame includes a plurality of side frames that are connected end to end, where a joint of each two of the plurality of side frames is provided with at least two connectors and receiving grooves corresponding to the at least two connectors in a one to one manner, and the at least two connectors have inserting portions extendable into the receiving grooves, at least one inserting portion of the inserting portions is provided with a telescopic engaging member, and a side wall of a receiving groove which is corresponding to an inserting portion having the engaging member is provided with a receiving hole corresponding to the engaging member; the engaging member is configured to extend into the receiving hole for positioning; and the inserting portions are connected to side walls of the receiving grooves by fasteners.