Abstract: A phase shifter includes a printed circuit board and a trace located on the printed circuit board that is configured to transmit signals. The printed circuit board includes a first part covered by the trace and a second part not covered by the trace, where the second part includes at least one hollowed out area near the trace.

Abstract: The present invention provides a human CD16+ natural killer cell line and a CAR-expressing human CD16+ natural killer cell line. These human CD16+ natural killer cell line and a CAR-expressing human CD16+ natural killer cell line does not include synthetic, genetically modified or purposely deliberately delivered polynucleotide encoding the CD16 receptor and are non-tumorigenic cell lines. Therefore, this human CD16+ natural killer cell line and a CAR-expressing human CD16+ natural killer cell line might provide considerable long-term safety for disease treatment.

Abstract: A dynamic straightening method for a left/right tilt. The method includes: drawing an unevenness curve according to a distance from a shapemeter to a surface of a plate, where there are a plurality of unevenness curves; using a barycentric formula to obtain a first barycentric coordinate of each unevenness curve; calculating a tilt value of a straightening roll corresponding to each unevenness curve according to the first barycentric coordinate of each unevenness curve; determining an unevenness curve of a current straightening roll; adjusting the straightening roll according to the tilt value of the straightening roll corresponding to the unevenness curve, to straighten the plate; and going back to the step of determining an unevenness curve of a current straightening roll until the plate is totally straightened. Such method improves plate straightening accuracy by dynamically adjusting parameters of the straightening roll.

Abstract: This disclosure provides a system and method for user interaction in complex web 3D scenes, including a receiving module, a transmission module and a 3D model module. The receiving module receives molecular data. The transmission module analyzes the received molecular data and then enters the two branch modules at the same time. The branch modules include: a view layer unit: processing browser rendering and 3D model construction, the data generated by the branch will finally be presented on the browser page; a data layer unit: processing 3D picking-related business logic, and establishing a list of related model index information for atoms and covalent bonds in molecular data. The 3D model module: establishes a one-to-one correspondence between color and 3D model. This invention simplifies the display model of the molecule for the picking of web 3D molecular visualization and reduces the computational cost of the model data on the rendering.

Abstract: A sealing structure of a humidifier includes a main structure, a left end cover, and a right end cover. The left end cover and the right end cover are arranged on left and right end faces of the main structure, respectively. A dry air inlet tube is connected to a top end face of the left end cover, and a dry air outlet tube is connected to a top end face of the right end cover. A wet air outlet tube and a wet air inlet tube are connected to left and right sides of a top end face of the main structure, respectively. Membrane tubes are arranged on an inner side of the main structure. Potting resin layers are arranged on both ends of the membrane tubes. High-temperature resistant sealant layers are arranged at connecting portions between each end cover and the main structure.

Abstract: A phase shifter includes: an input port configured to receive a radio frequency signal; an output port configured to output a radio frequency signal whose phase is changed; The output port and changing the phase of the radio frequency signal; and a replaceable dielectric board made of dielectric material and covering at least a part of the feed line.

Abstract: A control method and a time aware bridge device for a seamless Precision Time Protocol (PTP) are provided. The control method includes: utilizing the time aware bridge device to pre-configure a first control signal source as a master control signal source, and pre-configure a second control signal source as a backup control signal source; utilizing the time aware bridge device to determine whether one or more packets from the master control signal source conform to at least one predetermined rule to generate a determination result; and selectively configuring the second control signal source as the master control signal source according to the determination result.

Abstract: Complicated system fault diagnosis method and system based on a multi-stage model are provided. The method includes: establishing an integer-order mathematical model, a 0.1-level fractional order mathematical model, and a 0.01-level fractional order mathematical model of a permanent magnet synchronous motor system; designing an integer-order status observer based on the integer-order mathematical model, designing a 0.1-level fractional order status observer based on the 0.1-level fractional order mathematical model, and designing a 0.01-level fractional order status observer based on the 0.01-level fractional mathematical model; corresponding residual values can be obtained by the observers and compared with corresponding threshold values to judge whether there is a fault. The system includes first through third modules. Observers with different accuracy degrees are set up and the permanent magnet synchronous motor system is diagnosed through the observers.

Abstract: A touch pad structure, including a casing having an opening, a touch pad disposed in the opening, an actuating component swingingly disposed in the casing, a switch, and a supporting plate detachably disposed in the casing, is provided. The touch pad has a fulcrum end connected to the casing and a free end opposite thereto. The actuating component is disposed corresponding to the free end and has a fulcrum portion, a first contacting portion, and a second contacting portion. The first contacting portion is located between the fulcrum portion contacting the touch pad and the second contacting portion. The switch is disposed at the free end and located between the touch pad and the first contacting portion. The supporting plate is disposed corresponding to the free end. The actuating component is located between the supporting plate and the switch. The first or second contacting portion abuts against the supporting plate.

Abstract: A circuit design includes a flexible film, an electrode pattern, and a connecting circuit. The flexible film has a visible area and a bending area and includes an external conductive connection. The electrode pattern is disposed in the visible area of the flexible film. The connecting circuit is electrically connected to the electrode pattern and disposed in the bending area of the flexible film. The bending area has a first portion and a second portion. The first portion is located between the visible area and the second portion. A width of one end of the second portion connected to the first portion is smaller than a width of the first portion. The external conductive connection is electrically connected to the connecting circuit and located at another end of the second portion.

Abstract: The present invention relates to a cavity phase shifter with a housing having at least one cavity and a transmission line mounted in the cavity. The transmission line is provided with an input end and an output end. The output end of the transmission line is electrically connected to another transmission line outside the cavity without the aid of a cable. The cavity phase shifter also includes a movable element mounted within the cavity. Movement of the movable element is configured to adjust a phase shift experienced by an RF signal that travels between the input end and output end of the transmission line. The cavity phase shifter can be provided in a base station antenna having a reflector; a feed board mounted forwardly of the reflector; and a radiating element extending forwardly from the feed board. The phase shifter is mounted rearward of the reflector.

Abstract: A titanium aluminide (TiAl) coating capable of improving high-temperature oxidation resistance of titanium alloys and a preparation method thereof are provided. The TiAl coating includes ?-AlF3 nanoparticles, and a content of the ?-AlF3 nanoparticles is 5-30 vol. % of the TiAl coating. The preparation method of the TiAl coating includes: using a TiAl alloy target and an ?-AlF3 target as raw materials, and performing magnetron sputtering on a substrate surface to prepare a coating; the magnetron sputtering is double-target co-sputtering, and a substrate temperature during the magnetron sputtering is 150° C., the TiAl alloy target is performed direct current sputtering with a power of 0.5-2 kW, and the ?-AlF3 target is performed radio frequency sputtering with a power of 0.07-0.2 kW. After the coating is obtained by the double-target co-sputtering, the obtained coating is heat-treated at 600-800° C. for 5-20 h to obtain a final coating.

Abstract: The present application provide a silicon-oxygen compound, a secondary battery using it, and related battery modules, battery packs, and devices. The silicon-oxygen compound provided by the present application has a formula of SiOx, in which x satisfies 0<x<2. The silicon-oxygen compound contains both sulfur and aluminum element, and the sulfur element is present in an amount of 20 ppm˜300 ppm. The mass ratio of sulfur element to aluminum element is from 1.5 to 13.0. A secondary battery uses the silicon-oxygen compound provided in the present application, so that the secondary battery can have both long-cycle performance and high initial coulombic efficiency.

Abstract: An embodiment is a semiconductor structure. The semiconductor structure includes a substrate. A fin is on the substrate. The fin includes silicon germanium. An interfacial layer is over the fin. The interfacial layer has a thickness in a range from greater than 0 nm to about 4 nm. A source/drain region is over the interfacial layer. The source/drain region includes silicon germanium.

Abstract: Embodiments disclosed herein relate generally to forming an effective metal diffusion barrier in sidewalls of epitaxy source/drain regions. In an embodiment, a structure includes an active area having a source/drain region on a substrate, a dielectric layer over the active area and having a sidewall aligned with the sidewall of the source/drain region, and a conductive feature along the sidewall of the dielectric layer to the source/drain region. The source/drain region has a sidewall and a lateral surface extending laterally from the sidewall of the source/drain region, and the source/drain region further includes a nitrided region extending laterally from the sidewall of the source/drain region into the source/drain region. The conductive feature includes a silicide region along the lateral surface of the source/drain region and along at least a portion of the sidewall of the source/drain region.

Abstract: A display back panel may include a substrate, an insulating layer disposed on one side of the substrate and including a plurality of recesses, the plurality of recesses including a bottom surface, a first electrode disposed on a surface of the insulating layer away from the substrate, a pixel defining layer disposed on a surface of the first electrode away from the substrate and including a plurality of openings, a light-emitting layer disposed in the plurality of openings and covering the first electrode, and a second electrode disposed on a surface of the light-emitting layer away from the substrate. Therein, the first electrode may reflect waveguide light laterally propagated by the light-emitting layer, thereby improving a light-emitting efficiency of the light-emitting layer. Further, the reflected waveguide light may not be absorbed by the second electrode, thereby enhancing an external quantum effect of the light-emitting layer.

Abstract: An optical device includes a range finding module. The range finding module includes a first light condenser unit, a light emitting unit and a light receiving unit. The first light condenser unit defines an optical axis and a hole disposed along the optical axis. The first light condenser unit, the light emitting unit and the light receiving unit are sequentially arranged along the optical axis. The light is emitted by the light emitting unit, passes through the hole, reaches an object, is reflected by the object, is converged by the first light condenser unit and is received by the light receiving unit to generate an electrical signal.

Abstract: A touch pad structure, including a casing having an opening, a touch pad disposed in the opening, an actuating component swingingly disposed in the casing, a switch, and a supporting plate detachably disposed in the casing, is provided. The touch pad has a fulcrum end connected to the casing and a free end opposite thereto. The actuating component is disposed corresponding to the free end and has a fulcrum portion, a first contacting portion, and a second contacting portion. The first contacting portion is located between the fulcrum portion contacting the touch pad and the second contacting portion. The switch is disposed at the free end and located between the touch pad and the first contacting portion. The supporting plate is disposed corresponding to the free end. The actuating component is located between the supporting plate and the switch. The first or second contacting portion abuts against the supporting plate.

Abstract: A method for identifying a reef-shoal reservoir in a faulted lacustrine basin based on a basement structure-paleogeomorphology-seismic facies progressive constraint, including: analyzing a basement structure of a work area; establishing a paleogeomorphology classification standard according to thickness, reflection structure and stratigraphic dip; based on well-seismic calibration and forward modeling, establishing a seismic facies classification standard for reef-shoal facies belts under different paleo-geomorphic conditions, and quantitatively predicting and describing a reservoir in the reef-shoal facies belts using seismic facies-controlled inversion; and according to analysis results of basement structure characteristic, paleogeomorphology classification and seismic facies, establishing a method for predicting a favorable reservoir.

Abstract: This application provides a silicon-based material, a preparation method thereof, and a secondary battery, a battery module, a battery pack, and an apparatus associated therewith. The silicon-based material includes a core structure and a coating layer provided on at least partial surface of the core structure, where the core structure includes both a silicon phase and a lithium metasilicate phase, and a particle size P of the lithium metasilicate phase is ?30 nm. The silicon-based material of this application can not only increase energy density of a secondary battery with the silicon phase, but also improve structural stability and chemical stability of the silicon-based material, so that the secondary battery can deliver satisfactory and balanced cycling performance and first-cycle coulombic efficiency in overall.