Abstract: An electronic device comprising an antenna structure including a signal reference ground, a first antenna, and a second antenna. The first antenna includes a first radiator and a first feeding line, where the first radiator has a first feeding point, is fed from the first feeding point through the first feeding line, and is electrically coupled to the signal reference ground. The second antenna includes a second radiator and a second feeding line, where the second radiator has a second feeding point and is fed from the second feeding point through the second feeding line, and the second feeding line includes a signal transmission line and a signal reference ground line that is electrically coupled to the first radiator.

Abstract: A method for regulating an unmanned aerial vehicle (UAV) includes receiving a UAV identifier and one or more types of contextual information broadcasted by the UAV. The UAV identifier uniquely identifies the UAV from other UAVs. The one or more types of contextual information includes at least geographical information of the UAV. The method further includes authenticating, via an authentication device, an identity of the UAV based on the UAV identifier to determine whether the UAV is authorized for operation, and transmitting a signal to a remote device in response to determining whether the UAV is authorized for operation.

Abstract: A device for removing unwanted objects from cut tobacco in a cut tobacco production line is disclosed, which includes: a raw cut tobacco feeding and conveying unit (N1), a heavy unwanted object removal unit (N2), a cut tobacco dispersion and recovery unit (N3), a moderate unwanted object removal unit (N4), a cut tobacco humidification unit (N5) and a light unwanted object removal unit (N6). An unwanted object removal method using the cut tobacco unwanted object removal device is also disclosed. The device and method of the disclosure can effectively remove unwanted objects from cut tobacco.

Abstract: The present application relates to a top plate jacking device and jacking construction method configured for V-shaped columns, the top plate jacking device comprising a temporary support pile comprises a plurality of pile holes arranged on a construction surface, a bottom end of the pile hole is cast-in-place with a bearing platform, a temporary support column is inserted on the bearing platform, a plurality of pillars are fixed at a top of the temporary support column, wherein comprises a plurality of vertically connected column segments, two adjacent column segments detachably connected vertically through a connecting component; a support block is provided at a top of the plurality of pillars, the top of the support block abuts against a lower surface of the top plate; a hydraulic jack is configured to jack the top plate and is provided with a plurality of intervals at the top of the temporary support column.

Abstract: A method for measuring drop time of a control rod cluster integrated with a rod position measurement device is provided, wherein the method is used to measure the drop time of each control rod cluster, and includes: Si, monitoring a voltage Ua of coils in Group A to capture a rod cluster drop signal; S2, searching a point (tmax, Vmax) with a maximum drop speed or with a local maximum drop speed; S3, retroactively calculating, from tmax, an end of a time period T4 when the control rod cluster starts to drop; S4, retroactively searching, from a minimum value point of a drop reference signal DROPref, a start of the time period T4 when the drop reference signal DROPref drops from a maximum value to 33% thereof; and S5, determining, from tmax forward, a time point t6 when a drop speed of the control rod cluster is lower than 0.

Abstract: An oral capsule formulation of a PARP inhibitor and a preparation method. The oral capsule formulation comprises a solid dispersion powder of an active ingredient 5-fluoro-1-(4-fluoro-3-(4-(pyrimidin-2-yl)piperazine-1-carbonyl)benzyl)quinazoline-2,4(1H,3H)-dione, a filler, a disintegrant, a glidant, and a lubricant, wherein less than 10 wt. % of the active ingredient in the solid dispersion powder is in a crystalline form. The defects of the fluidity, hygroscopicity and cohesiveness of the solid dispersion powder which result in the difficulty of production scale up of capsule formulation are addressed, and thus commercial scale production can be achieved, and the prepared capsule exhibits proper dissolution rate, excellent storage stability, meanwhile with a reasonable production cost.

Abstract: A liquid level measurement circuit includes: a probe, a reference electrical signal module and a potential conversion module, where the probe extends into a liquid level accommodation body, and the liquid level accommodation body accommodates a measurement liquid module. If the liquid level of said liquid is lower than a preset liquid level, a positive electrode conductor and/or a negative electrode conductor are/is not immersed in the measurement liquid, and an output end of the potential conversion module outputs a first electrical signal; and if the liquid level of the measurement liquid is not lower than the preset liquid level, the positive electrode conductor and the negative electrode conductor are immersed in the measurement liquid, and the output end of the potential conversion module outputs a second electrical signal. The accuracy of liquid level measurement can be improved.

Abstract: The present invention is directed to electrical circuits and methods. According to a specific embodiment, the present invention provides a voltage compensation mechanism for one or more single-phone avalanche diodes (SPADs). A reference voltage is generated based at least on an operating voltage of the SPADs. The reference voltage is coupled to a charge pump that generates a compensation voltage for the diodes. There are other embodiments as well.

Abstract: A full-face shaft tunnel boring machine system includes a tunnel boring machine cutterhead device for tunneling downwards in a shaft; a full-hydraulic formwork device for supporting and walling in a wellbore; and an upper muck-discharge system for vertically conveying rock mucks generated by tunneling. The tunnel boring machine cutterhead device comprises a vertical guide frame, a cutter-expanded boring head and an advanced cutterhead that are fixedly connected in a vertical order from top to bottom so as to form an integrated structure. The vertical guide frame is a hollow cylindrical structure and driven to rotate around an axis of the vertical guide frame by a power mechanism, and an outer wall of the vertical guide frame is provided with multiple sets of first guide rollers.

Abstract: The present disclosure relates to a three-dimensional (3D) printing ink for Pleurotus eryngii and a preparation method for and use of the 3D printing ink and a preparation method for 3D printed food of Pleurotus eryngii. The present disclosure adopts Pleurotus eryngii freeze-dried powder which reduces a moisture content of Pleurotus eryngii. In addition, the problem that the Pleurotus eryngii with high fiber content blocks a nozzle for 3D printing can be solved by making the Pleurotus eryngii into small particle powder, and bioactive substances in the Pleurotus eryngii can be retained as much as possible. The addition of hydrocolloid can improve rheological properties of the Pleurotus eryngii freeze-dried powder, which increases viscosity of the 3D printing ink for Pleurotus eryngii, and enhances mechanical strength of the 3D printing ink, such that the ink can maintain the print shape and is not easy to collapse.

Abstract: A metal cored wire for submerged arc welding, the wire comprising a steel sheath with a core comprising powders of: carbon in a range of about 0.3 wt. % to about 1.2 wt. %; silicon in a range of about 0.1 wt. % to about 3.0 wt. %; manganese in a range of about 9.0 wt. % to about 30 wt. %; chromium in an amount less than about 8 wt. %; nickel in an amount less than about 6 wt. %; molybdenum in an amount less than about 6 wt. %; tungsten in an amount less than about 5 wt. %; copper in an amount less than about 4 wt. %; niobium in an amount less than about 2 wt. %; vanadium in an amount less than about 2 wt. %; titanium in an amount less than about 2 wt. %; nitrogen in an amount less than about 0.4 wt. %; boron in an amount less than about 1 wt. %; at least one of: (i) sulfur in an amount less than about 0.3 wt. %; (ii) phosphorous in an amount less than about 0.03 wt. %; or a combination thereof; and the balance with iron.

Abstract: A wireless communication method may be applied to a movable platform. The movable platform and a terminal device can establish at least two wireless communication links between the movable platform and the terminal device, the at least two wireless communication links being configured to transmit image data captured by the movable platform to the terminal device. The method may include obtaining channel parameters of the at least two established wireless communication links, wherein the at least two established wireless communication links may comprise at least one public network communication link; and encoding the image data captured by the movable platform according to the channel parameters and sending the encoded image data to the terminal device over the at least two wireless communication links.

Abstract: A communication method, a communication apparatus, and a base station. The method includes: obtaining channel information from one or more of a baseband processing unit, an RRU, or an AAU; and establishing a channel between a base station and a network management device based on the channel information, where the base station includes one or more of the baseband processing unit, the RRU, or the AAU.

Abstract: A system for determining the viability of an embryo comprises an imaging device, an excitation device configured to direct an excitation energy at an embryo, a controller communicatively connected to the imaging device and the excitation device, configured to drive the excitation device and collect images from the imaging device at an imaging frequency, a processor performing steps comprising acquiring a set of images from the imaging device, performing a Fourier Transformation to generate a set of phasor coordinates, computing a D-trajectory, computing a set of values of additional parameters, comparing the set of values to a set of stored values related to embryos of known viability, and calculating a viability index factor of the embryo from the set of values and the set of stored values. Methods of calculating embryo viability and determining one or more properties of a tissue are also described.

Abstract: Systems and methods are provided for using size-reversing materials in vessels where direct heating is used to at least partially provide heat for reforming reactions under cyclic reforming conditions. An example of a size-reversing material is the combination of NiO and Al2O3. It has been discovered that size-reversing materials can undergo a phase transition that can assist with re-dispersion of metal at elevated temperatures. This can assist with maintaining catalytic activity for reforming over longer time periods in the presence of cyclic reforming conditions.

Abstract: A communication method includes obtaining downlink transmission data of an aerial vehicle that includes a communication module based on which the aerial vehicle establishes a first communication link not adopting a cellular network communication protocol and a second communication link adopting the cellular network communication protocol with a terminal device, sending the downlink transmission data to the terminal device based on the first communication link, determining a target data receiving mode from a first data receiving mode for receiving uplink transmission data sent by the terminal device based on the first communication link and a second data receiving mode for receiving the uplink transmission data based on the first communication link and the second communication link, and controlling the communication module to work in the target data receiving mode. The uplink transmission data includes at least one of feedback data or control data.

Abstract: An electronic device includes a display screen, a keyboard host, a hinge, an electrical connecting element, a first feed member, and a first ground member. The display screen is rotatably coupled to the keyboard host through the hinge. Both a housing of the display screen and a housing of the keyboard host are metal housings, a main radiating slot is formed between an edge of the display screen that is proximate to the hinge and an edge of the keyboard host that is proximate to the hinge, the electrical connecting element passes through the main radiating slot to electrically couple the display screen to the keyboard host, the first feed member and the first ground member are disposed in the main radiating slot, and the first feed member is located on a side of the first ground member that is far away from the electrical connecting element.

Abstract: Provide crystal forms of 5-fluoro-1-(4-fluoro-3-(4-(pyrimidin-2-yl) piperazine-1-carbonyl) benzyl) quinazoline-2, 4 (1H,3H)-dione and preparation method thereof.

Abstract: Methods and devices for single cell analysis using fluorescence lifetime imaging microscopy (FLIM) are disclosed. The methods utilize microfluidic devices which use traps to immobilize cells for FLIM analysis. The analysed cells may be sorted before or after imaging and may be plant, animal, or bacterial cells. Analysis of the FLIM data may use a phasor plot and may be used to identify a metabolic pattern of the single cells.

Abstract: The present invention relates to ferrous alloys with high strength, cost-effective corrosion resistance and cracking resistance for refinery service environments, such as amine service under sweet or sour environments. More specifically, the present invention pertains to a type of ferrous manganese alloyed steels for high strength and cracking resistance and methods of making and using the same.