Abstract: Systems, apparatus, and methods for detecting air breathed by a user and/or one or more gases are provided herein. In some embodiments, an apparatus may include a test material adapted to reduce in size when exposed to one or more stimuli. In some embodiments, one or more chemicals may be disposed on the test material and, when exposed to the air breathed by the user, the one or more chemicals are adapted to transform from a first color to a second color. In some embodiments, when the test material reduces in size an intensity of the second color increases. The apparatus may further include a face mask. In this regard, the test material may be removably attached to the face mask. The apparatus may further include a spectrophotometer configured to determine if the one or more chemicals have transformed from the first color to the second color.

Abstract: Provided is a water outlet equipment adapted for a narrow space, an installation and an assembly method thereof. The water outlet equipment is installed within a single-bowl kitchen cabinet, and includes an external case having a base plate; a water pump sited on the base plate; an ice water tank secured above the water pump, an interior of the ice water tank being provided with a soda water tank; a compressor; a boiled water tank secured on the compressor, and is level with the ice water tank; a carbon dioxide cylinder in communication with the soda tank; a waterway plate anchored on the boiled water tank, and the waterway plate is in communication with the water pump, the boiled water tank, the compressor, the ice water tank, and the soda water tank, respectively.

Abstract: A flexible electroluminescent fiber for embroidery sequentially includes: metal core wires, a light-emitting layer, a transparent conductive layer, a filament, and a protective paint, wherein a quantity of the metal core wires is an even number, and the metal core wires are pasted together before being wrapped by the light-emitting layer; the light-emitting layer is coated with the transparent conductive layer; the protective paint and the filament are exterior to the transparent conductive layer; the metal core wires emit light through energizing; a diameter of the electroluminescent fiber is 0.1-0.3 mm, and a 20-36V safe voltage is applied for emitting light. The flexible electroluminescent fiber of the present invention has sufficient tensile force, and smooth and soft surface. Appearance and hand feeling of the present invention are the same as those of clothing textile fibers.

Abstract: Methods, systems, and devices for wireless communications are disclosed by the present application. A request to establish a call using a first connection may be received, the first connection using a first radio access technology to communicate with a radio access network. During execution of a procedure to establish the call, a command to handover communications from the first connection to a second connection that uses a second radio access technology to communicate with the radio access network may be received. The second connection may be established in response to the command, and a message indicating that the request to establish the call was successfully received may be transmitted over the second connection. Also, a message indicating that an alert of the call is being issued may be transmitted over the second connection.

Abstract: The present application provides an audio and video playing system, a playing method and a playing device. The system comprises: a display device; a directional sound output module configured to output a directional sound signal; a tracking element configured to monitor a target visual area and to monitor the target display area on the display screen; and a processor, connected with the directional sound output module and the tracking element respectively, and configured to acquire a first audio and video data to be output in the target display area, display image information of the first audio and video data in the target display area, and output sound information of the first audio and video data to the directional sound output module such that the directional sound output module output a directional sound signal towards the target visual area.

Abstract: Provided is a fusion protein of human serum albumin or a wild type thereof and human interleukin-2 or a mutation thereof, said fusion protein has a significantly extended in vivo half-life relative to recombinant interleukin-2, can be used alone for treating a tumor, and improves anti-tumor efficacy of an anti-PD-1 antibody or an anti PD-L1-antibody.

Abstract: Disclosed are components and methods for RNA-directed DNA cleavage and gene editing. The components include and the methods utilize a Cas9 protein from Neisseria and one or more RNA molecules in order to direct the Cas9 protein to bind to and optionally cleave or nick a target sequence.

Abstract: The present disclosure provides an image compression method, including steps of: acquiring a human-eye fixation point on an original image, and determining a fixation region and a non-fixation region of the original image according to the human-eye fixation point; and compressing the non-fixation region, and generating a compressed image according to the fixation region and the compressed non-fixation region. The present disclosure also provides an image display method, an image compression apparatus, an image display apparatus, and a computer readable medium.

Abstract: Provided a wave-absorbing impregnation glue liquid, including: two-component epoxy resin, a solvent, a polyether siloxane, and a carbon powder; wherein a mass ratio of the two-component epoxy resin to the solvent is 1:3˜1:5, a mass ratio of the two-component epoxy resin to the carbon powder is 3:1˜6:1, and a mass fraction of the polyether siloxane in the wave-absorbing impregnation glue liquid is 0.05%˜0.2%. A wave-absorbing impregnation glue liquid, a wave-absorbing honeycomb and their preparation methods are further provided.

Abstract: A compound heating apparatus includes a microwave generating unit and an infrared radiation generator disposed in a casing outwardly of a heating chamber of the casing. A light shield is disposed around the infrared radiation generator, and has a shield opening facing toward the heating chamber. A microwave blocker plate covers the shield opening. An air supply module is connected to the light shield to blow air to the light shield for causing heat radiant energy generated from the infrared radiation generator to pass acceleratedly by forced heat convection through microwave blocking holes of the microwave block plate to the heating chamber.

Abstract: The present disclosure provides an epoxy resin wave-absorbing composite material and a preparation method thereof. The method includes: heating an epoxy resin to 50° C.˜70° C., and adding carbon black, to obtain a mixture of the epoxy resin and the carbon black; heating the mixture of the epoxy resin and the carbon black to 100° C.˜120° C., adding a curing agent, and stirring and dissolving them to obtain a mixture of the epoxy resin, the carbon black, and the curing agent; and adding surface-treated hollow glass microbeads into the mixture of the epoxy resin, the carbon black, and the curing agent, and curing them to obtain the epoxy resin wave-absorbing composite material.

Abstract: Aspects of this disclosure include technologies for monitoring retail transactions, including regular and irregular transactions associated with a check-out machine. The disclosed technical solution utilizes various GUI elements, their configurations, and their interactions with a user to present retail transactions and their information thereof.

Abstract: A compound heating apparatus includes a microwave generating unit and an infrared radiation generator disposed in a casing outwardly of a heating chamber of the casing. A light shield is disposed around the infrared radiation generator, and has a shield opening facing toward the heating chamber. A microwave blocker plate covers the shield opening. An air supply module is connected to the light shield to blow air to the light shield for causing heat radiant energy generated from the infrared radiation generator to pass acceleratedly by forced heat convection through microwave blocking holes of the microwave block plate to the heating chamber.

Abstract: Provided a wave-absorbing impregnation glue liquid, including: two-component epoxy resin, a solvent, a polyether siloxane, and a carbon powder; wherein a mass ratio of the two-component epoxy resin to the solvent is 1:3˜1:5, a mass ratio of the two-component epoxy resin to the carbon powder is 3:1˜6:1, and a mass fraction of the polyether siloxane in the wave-absorbing impregnation glue liquid is 0.05%˜0.2%. A wave-absorbing impregnation glue liquid, a wave-absorbing honeycomb and their preparation methods are further provided.

Abstract: The present disclosure provides an epoxy resin wave-absorbing composite material and a preparation method thereof. The method includes: heating an epoxy resin to 50° C.˜70° C., and adding carbon black, to obtain a mixture of the epoxy resin and the carbon black; heating the mixture of the epoxy resin and the carbon black to 100° C.˜120° C., adding a curing agent, and stirring and dissolving them to obtain a mixture of the epoxy resin, the carbon black, and the curing agent; and adding surface-treated hollow glass microbeads into the mixture of the epoxy resin, the carbon black, and the curing agent, and curing them to obtain the epoxy resin wave-absorbing composite material.

Abstract: The present invention relates to a mobile phone clip with indicator lamps for wireless charging, comprising a clip body and clamping blocks, at least one end of the clamping block is connected with the clip body in a stretchable manner; charging indicator lamps are also arranged on the stretchable clamping blocks; a wireless charging module is arranged in the clip body; the charging indicator lamps are connected with PCBA of the wireless charging module through a soft cable; and the freely stretchable length of the soft cable is larger than the stretchable length when the clamping blocks are stretched to the largest degree. In the present invention, the charging indicator lamps are arranged on the clamping blocks of the mobile phone clip, and the charging indicator lamps indicate a charging state. In this way, whether the mobile phone is charging can be rapidly judged, to prompt a user.

Abstract: A bracket for a notebook or a tablet computer, includes a first, second, third, fourth, fifth, sixth support rods, a first, second stopper clips, a first, second synchronization rods. A front end of the first support rod is rotatably connected to the third support rod. A front end of the second support rod is rotatably connected to the fourth support rod. The third support rod is rotatably connected to the fifth support rod. The fourth support rod is rotatably connected to the sixth support rod. One end of the fifth support rod is rotatably connected to a first groove, and the other end is rotatably connected to a guide rail. One end of the sixth support rod is rotatably connected to a second groove, and the other end is rotatably connected to another guide rail. The bracket is convenient for retracting and placing, provides good stability and convenient for carrying.

Abstract: A bracket for a notebook or a tablet computer, includes a first, second, third, fourth, fifth, sixth support rods, a first, second stopper clips, a first, second synchronization rods. A front end of the first support rod is rotatably connected to the third support rod. A front end of the second support rod is rotatably connected to the fourth support rod. The third support rod is rotatably connected to the fifth support rod. The fourth support rod is rotatably connected to the sixth support rod. One end of the fifth support rod is rotatably connected to a first groove, and the other end is rotatably connected to a guide rail. One end of the sixth support rod is rotatably connected to a second groove, and the other end is rotatably connected to another guide rail. The bracket is convenient for retracting and placing, provides good stability and convenient for carrying.

Abstract: A physical unclonable function (PUF) circuit structure is provided, which comprises: n passive conductor groups and n XOR units, where each of the n passive conductor groups comprises m passive conductors, each of the m passive conductors comprises a first terminal connected to a power supply and a second terminal connected to an input terminal of a corresponding XOR unit of the n XOR units; and the second terminals of passive conductors within the same passive conductor group are connected to an input terminal of the corresponding XOR unit. In the circuit structure, the connection randomness of the passive conductors is achieved by using a different widths and/or different spaces of the passive conductors, and then a PUF function can be realized.

Abstract: Embodiments of the disclosure provide a display device and an assembling method thereof. The display device comprises a frame and a display module provided inside the frame, and the display module comprises a liquid crystal panel and a transparent cover plate. A transparent bonding adhesive is fully filled between a light exit surface of the liquid crystal panel and a surface of the transparent cover plate facing the liquid crystal panel and bonds the light exit surface of the liquid crystal panel with the surface of the transparent cover plate facing the liquid crystal panel. A support mechanism is disposed on an inner surface of the frame, and the support mechanism is bonded with the liquid crystal panel and/or the transparent cover plate.