Abstract: An electro-conductive B4C—TiB2 has a microstructure in which large B4C grains are coated by small TiB2 grains. The composite ceramic includes 10˜30% by volume of TiB2. A method for preparing the electro-conductive B4C—TiB2 composite ceramic includes: (1) weighing B4C, TiC, and amorphous B powder; (2) mixing evenly and drying thoroughly the powders; and (3) loading the mixed powder into a graphite mold; and placing the graphite mold in a spark plasma sintering furnace for sintering under vacuum, where the sintering is performed at 2000° C. and 50 MPa for 5˜20 min.

Abstract: Systems and methods including one or more processors and one or more non-transitory storage devices storing computing instructions configured to run on the one or more processors and cause the one or more processors to perform acts of: in response to receiving search queries at a search engine, storing search event data and ranking features in one or more databases; generating, using the search event data and the ranking features, a training dataset comprising training event samples; executing a hybrid labeling procedure that assigns labels to the training event samples based, at least in part, on individual engagement information associated with the training event samples; and training a personalized ranking model to rank search results using the training event samples and the labels. Other embodiments are disclosed herein.

Abstract: A mask, a display panel, and an electronic equipment are provided. The mask allows an opening pattern to be moved to a side of a repeat region. Based on this structure, the display panels with the same resolution and different sizes may use the masks with the same size, and differences between these masks are merely different distances between the opening patterns and edges of the repeat regions, thus solving at least one technical problem existing in conventional 8K electronic equipment that the masks with the different sizes require to be manufactured for the display panels with the different sizes.

Abstract: Systems and methods including one or more processors and one or more non-transitory computer readable media storing computing instructions that, when executed on the one or more processors, perform: receiving historical in-session user activity information; receiving, via a graphical user interface (GUI) of a user device, a partial search query from a user; analyzing the partial search query based on the historical in-session user activity information using one or more query suggestion systems to determine a respective score for respective suggested search queries from each of the one or more query suggestion systems; determining a respective absolute position metric for the respective suggested search queries from each of the one or more query suggestion systems; determining a respective efficiency metric for each of the one or more query suggestion systems based on the respective absolute position metric; analyzing the respective efficiency metric for each of the one or more query suggestion systems to dete

Abstract: A bowl can be adsorbed on the table top, comprises a bowl body, a notch is opened at the bottom of the bowl body, a silicone suction cup is arranged in the notch, the silicone suction cup is protruding downward of the bowl body by a predetermined length, the silicone suction cup is used for adsorbing the table top, the bottom of the bowl body abuts on the table top. Based on the above structure, the bottom of the bowl body abuts against the table top closely, so that the gap between the bowl body and the silicone suction cup is hidden in the notch, the user cannot touch the silicone suction cup, the fingers cannot be inserted into the gap between the bowl body and the silicone suction cup, which greatly improves the adsorption stability of the bowl.

Abstract: The disclosure provides a semiconductor package substrate made from non-metallic material having a first top surface, a second bottom surface opposite from the first surface, and at least one side surface, the substrate includes at least two pads positioned on the first surface and suitable for receiving an electronic element, an encapsulant material layer covering the first surface, at least two terminals positioned on the second surface and electrically connected to the pads, and a portion of at least one of the two terminals is exposed at the at least one side surface and structured as a wettable flank.

Abstract: An electrical connector includes: an insulative housing having a base and a tongue forwardly extending from the base; plural conductive terminals insert-molded with the insulative housing; an insulative shell enclosing the insulative housing and having a top wall, a bottom wall opposite to the top wall, a pair of side walls connecting the top wall and the bottom wall, and a glue filling chamber formed at a rear side thereof; a metal reinforcement being insert-molded with the bottom wall of the insulative shell for mounting on an external circuit board; and a fluidal type waterproofing glue being injected into the glue filling chamber to form a waterproof rubber plate, wherein the bottom wall of the insulative shell is provided with a mold hole that runs through a rear end surface thereof and the mold hole is blocked from the glue filling chamber in a vertical direction.

Abstract: The present application provides a display panel. The display panel includes: gate driver on array (GOA) units arranged along a first direction; clock signal lines arranged along a second direction and arranged at one side of the GOA units; the connection lines, each of the connection lines being extended along the second direction and connected between the corresponding clock signal line and the corresponding GOA units; and a first electrode arranged at one side of the GOA units, the clock signal lines, and the connection lines. The first electrode includes an opening, and the opening is arranged corresponding to at least one of the clock signal lines and/or at least one of the connection lines.

Abstract: A radio frequency switch connector includes: a metal case; an insulator defining an inserting hole and received in the metal case; an elastic terminal retained to the insulator and having a first soldering portion; and a fixed terminal retained in the insulator and having a second soldering portion, wherein the first soldering portion and the second soldering portion are aligned with each other in a first direction so as to define an imaginary center line in the first direction, the base of the outer case is asymmetrical at two sides of the imaginary center line so as to shift a weight of the radio frequency switch connector.

Abstract: A screen capturing method includes: In a screen split state, an electronic device displays N applications respectively by using N split screens, where one split screen is configured to display an interface of one application, and N is a positive integer greater than 1; further, the electronic device receives a screen capturing operation for a target split screen, where the target split screen includes at least one split screen; finally, in response to the screen capturing operation, the electronic device displays, in full screen, an interface of an application corresponding to each split screen in the target split screen, and generates a screenshot picture, where the screenshot picture includes a full-displayed interface of the application corresponding to each split screen in the target split screen.

Abstract: A backside emitter solar cell structure having a heterojunction, and a method and a device for producing the same. A backside intrinsic layer is first formed on the back side of the substrate, then a frontside intrinsic layer and a frontside doping layer are formed on the front side of the substrate, and finally a backside doping layer is formed on the back side of the substrate.

Abstract: A method of making a contact module of an electrical connector which includes a front tongue and an upper and lower rows of contacts with contacting portions exposed to two opposite surfaces of the tongue is characterized by the steps of: forming a first insulator to the lower row of contacts to have a base, a lower upright portion, and a rear mounting portion; mounting the upper row of contacts to the first insulator by inserting tails of the upper row of contacts through the mounting portion of the first insulator until respective bearing portions of the upper row of contacts bear against the mounting portion; removing a carrier strip from the bearing portions of the upper row of contacts; and molding a second insulator with the upper and lower rows of contacts and the first insulator to expose the upper and lower contacting portions.

Abstract: A method including pre-screening second images from a database for a search result based on a first image and also based on respective substring distances between first binary substrings for the first image and respective second binary substrings for each of the second images. The method further can include after the pre-screening, determining a respective image distance for each third image of third images of the search result, wherein the respective image distance is between the first image and the each third image of the third images of the search result, and after determining the respective image distance for each third image of the third images of the search result, when the respective image distance for a particular one of the third images is greater than a predetermined image distance threshold, removing the particular one of the third images from the search result before the search result is displayed on a user device requesting the search result. Other embodiments are disclosed.

Abstract: An NTC temperature measuring circuit, a respirator and a power-on self-test method for the respirator are provided. The NTC temperature measuring circuit includes temperature measuring module, switch module, control module and detection module; the control module is electrically connected to the temperature measuring module, the detection module and the switch module in respective; the switch module is electrically connected to the temperature measuring module and the detection module in respective; the temperature measuring module is configured to monitor a temperature of a detected part in a heating loop; the switch module is configured to switch the on-off between the temperature measuring module and the detection module; the detection module is configured to verify a temperature of the temperature measuring circuit; and the control module is configured to adjust the temperature of the detected part in the heating loop, and to judge the accuracy of the temperature measurement.

Abstract: The present invention provides a cryostat structure for a magnetic resonance imaging device and a magnetic resonance imaging apparatus comprising the same. The cryostat structure including: a casing which forms a ring-shaped chamber inside; a refrigerant container disposed in the chamber and housing a superconducting coil, so that the superconducting coil is immersed in the liquid refrigerant; a heat shield layer disposed between the casing and the refrigerant container for shielding heat radiation from the casing; the casing has a suction hole which is detachably sealed by a sealing cover, and an adsorption chamber is provided on one side of the casing facing the ring-shaped chamber, and an adsorbent capable of adsorbing overflowing elements from the casing or the refrigerant container or the heat shielding layer is contained in the adsorption chamber.

Abstract: A cold and hot compress pack includes a first sheet (110), a second sheet (120), a third sheet (130), a first weld seam (210), a second weld seam (220), a gas port (310) and at least two liquid ports (320). The first sheet (110), the second sheet (120) and the third sheet (130) are sequentially stacked one above another. The first weld seam (210) joins the first sheet (110), the second sheet (120) and the third sheet (130) at a same planimetric position. The second weld seam (220) surrounds the first sheet (110), the second sheet (120) and the third sheet (130) and joins them together at a same planimetric position. The second weld seam (220) is joined to one end of the first weld seam (210), thereby forming a first cavity (141) between the first sheet (110) and the second sheet (120) and a second cavity (142) between the second sheet (120) and the third sheet (130). The gas port (310) is arranged between any two of the liquid ports (320) so as to be spaced apart from both.

Abstract: The present disclosure provides a source driver, a display device, and a driving method. A plurality output channels of at least one source driver are grouped into a plurality of groups, and the plurality of output channel groups are provided with at least one multi-level voltage compensation unit. The at least one multi-level voltage compensation unit is configured to output compensation voltages, and then data voltages are outputted. As such, pixels in the display device can have the same charging voltage in the same time.

Abstract: The present disclosure discloses a Fiber Reinforced Polymer/Plastic (FRP) composite spiral stirrup confined concrete column and a compression design method. The FRP composite spiral stirrup includes an internal FRP spiral stirrup and an external FRP square stirrup. In the form of the FRP composite spiral stirrup, effective transverse stress transfer is established by effectively binding stirrups, which can give full play to the mechanical properties of the FRP bars, provide “dual confinement” for core concrete, and greatly improve the peak stress of the core concrete. Confining mechanisms of the FRP composite spiral stirrup to the concrete in different areas are analyzed, a confinement model and a bearing capacity calculation method for the FRP composite spiral stirrup confined concrete column are proposed, and a design method for the FRP composite spiral stirrup confined concrete column is proposed after an accurate calculation method for the bearing capacity is obtained.

Abstract: A test method for automatic driving includes: obtaining driving data of an automatic driving vehicle; determining at least one driving scene contained in the driving data according to the driving data and a preset scene analysis strategy, each of the at least one driving scene including at least one type of indicator parameter information; and testing the automatic driving vehicle according to respective types of indicator parameter information in the at least one driving scene.