Abstract: This application disclosures a method for calibrating filament current data of an X-ray tube. The method includes obtaining a first value of tube current to be calibrated and a value of filament current to be calibrated, the tube current to be calibrated and the filament current to be calibrated corresponding to a first calibration point; performing an emission operation based on the first value of the tube current to be calibrated and the value of the filament current to be calibrated; determining an actual value of the tube current during the emission operation; determining a difference between the actual value of the tube current and the first value of the tube current to be calibrated; and calibrating, based on the difference, the first calibration point.

Abstract: Embodiments of the present disclosure provide methods and apparatuses for assigning network address prefix. A method performed by a control plane function may comprise: receiving, from a terminal device, a request for assigning a network address prefix; determining whether the network address prefix is assigned by the control plane function or a user plane function; transmitting, to the user plane function, a PFCP Session Modification Request for requesting the user plane function to assign the network address prefix, if it is determined that the network address prefix is assigned by the user plane function; receiving, from the user plane function, a PFCP Session Modification Response including an assigned network address prefix; and transmitting the assigned network address prefix to the terminal device. The specific procedure for the terminal device to obtain the network address prefix from a network entity not directly requested by the terminal device may be defined.

Abstract: Disclosed are architectural compositions, including aqueous paint and stain compositions, that utilized copolymers including bio-based cross-linking monomers and their synthetic analogues that are comparable to copolymers including DAAM cross-linking monomers. The bio-based cross-linking monomers are preferably synthetic version of the bio-based cross-linking monomers.

Abstract: A scrubber includes: a main scrubber body; a scrubbing brush including a front cleaning brush and a rear cleaning brush; a front suction port facing toward the front cleaning brush and a rear suction port facing toward the rear cleaning brush; a front flow-guiding channel in communication with the main suction port and the front suction port; and a rear flow-guiding channel in communication with the main suction port and the rear suction port. A central axis of the front flow-guiding channel and a central axis of the rear flow-guiding channel intersect in the front flow-guiding channel.

Abstract: Provided is a floor washing machine. The floor washing machine includes a main body, a handle and a scrubber brush assembly. The scrubber brush assembly includes a housing having a front end and a rear end; a first roller brush disposed at the front end of the housing; a second roller brush disposed at the rear end of the housing; a motor and two transmission mechanisms. The two transmission mechanisms respectively drive the two roller brushes to operate. The first roller brush has a first rotational speed. The second roller brush has a second rotational speed. The first rotational speed is greater than the second rotational speed.

Abstract: A floor brush, including: a housing; a first rolling brush; a second rolling brush; a front spraying plate; a rear spraying plate; a first scraper; a second scraper; a first sewage wiping member; a second sewage wiping member; a front evenly-spreading plate; and a rear evenly-spreading plate. A front suction port is defined between the first scraper and the first rolling brush, and a rear suction port is defined between the second scraper and the second rolling brush.

Abstract: A method and a memory device are provided. A controller of the memory device retrieves a first command from a host memory. The controller stores a first identifier of the first command in a set-aside buffer of the memory device. The controller retrieves a second command from the host memory.

Abstract: A repair device for burnout of a stator iron core in a giant hydraulic turbine generator, and a repair method thereof are provided. The repair device includes toothed plates, ventilation slots, binding holes, ventilation holes, and binding cables. Each of the toothed plates is matched with a burnout area in the middle of the iron core, such that two ends of the toothed plate are in contact with plate assemblies. The binding cables rotatably pass through the binding holes and are pulled tightly to bind the toothed plates and coil bars into an integral structure. The present disclosure solves the problem of influence on the power generation benefit during the flood season due to long re-lamination cycle after burnout of the middle of the stator iron core of the hydraulic turbine generator.

Abstract: A video coding includes: obtaining basic coding information and a basic quantization parameter corresponding to a current image in a video, and computing loss information of the current image based on the basic coding information; mapping the basic quantization parameter to obtain an initial enhanced quantization parameter; performing a bit rate computation using the initial enhanced quantization information to obtain an initial enhanced bit rate, and adjusting the initial enhanced quantization parameter when there is a difference between the initial enhanced bit rate and a preset target enhanced bit rate, to obtain a target enhanced quantization parameter; coding the loss information based on the target enhanced quantization parameter to obtain target enhanced coding information, and obtaining target coding information corresponding to the current image based on the basic coding information and the target enhanced coding information.

Abstract: The present disclosure provides a method in a network node implementing a Network Function, NF. The method includes: transmitting, to another NF, information indicating an identifier, ID, of each of one or more backup entities for one or more contexts in the NF. The information is included in a binding indication or a separate indication from the binding indication. The one or more backup entities are one or more backup NF instances or one or more backup NF service instances.

Abstract: A semiconductor device including a device isolation region is provided. The semiconductor device includes first active regions disposed on a substrate, and an isolation region between the active regions. The isolation region includes a first portion formed of a first insulating material, and a second portion formed of a second insulating material, having different characteristics from those of the first insulating material. The first portion is closer to the first active regions than the second portion. The second portion has a bottom surface having a height different from that of a bottom surface of the first portion.

Abstract: Provided in the present invention is a nicotinic acid derivative B having an anti-inflammatory and immunosuppressive activity, and the structural general formula thereof is I, wherein, R1 and R2 are different substitution sites on a main chain, and R11?, R21?, R31?, R12?, R22?, and R32? are different substitution sites on a side chain. The nicotinic acid derivative B compound provided in the present invention has a good anti-inflammatory and anti-autoimmune disease activity, and a high selectivity.

Abstract: The present disclosure provides a nicotinic acid derivative A with an anti-inflammation activity. The nicotinic acid derivative A has a general structural formula shown in formula (I), where R1 and R2 are different substitution sites of a main chain, and R1? and R2? are different substitution sites of a side chain. In the present disclosure, the nicotinic acid derivative A has desirable anti-inflammation, anti-tumor, and anti-platelet aggregation activities, and strong selectivity, and shows a remarkable clinical application value.

Abstract: A method of forming a structure on a substrate is provided. The method includes depositing a dipole dopant containing (DDC) layer including a dipole dopant on a first and second region of a dielectric layer (DL) of the substrate. A hardmask (HM) is deposited over the DDC deposited on the first and the second regions. A patterned photoresist layer (PR) is formed over the HM. The PR includes a first portion that is positioned over the first region and an opening that is positioned to expose a portion of the HM that is disposed over the second region of the substrate. The HM and DDC within the second region are etched and at least a portion of the DL is exposed within the second region. The PR is removed and the substrate is annealed to diffuse the dipole dopant into a portion of the DL disposed in the first region.

Abstract: A heart valve prosthesis delivery device can be modified in situ to facilitate retrieval of the device from a patient after delivery of a heart valve prosthesis. The device can include a nose cone that permits enclosures of the device to be drawn together in an aligned configuration, reducing the likelihood that the device will get caught on the prosthesis or vasculature as the device is retrieved from the patient.

Abstract: A flat-panel display device described herein includes a display screen; a display backplate; a chassis slidably arranged on the display backplate; a fixing support, a motion module arranged on the chassis, wherein the motion module includes a first telescopic assembly and a second telescopic assembly arranged on the fixing support; a first speaker arranged on the chassis; and a second speaker connected to the second telescopic assembly. The first telescopic assembly is matched with the display backplate and configured to drive the chassis, the first speaker, the second speaker and the second telescopic assembly to move back and forth in a first direction relative to the display backplate. The second telescopic assembly is configured to drive the second speaker to move back and forth in a second direction relative to the display backplate and the first speaker.

Abstract: A concentrated solar power generation system includes a movable platform having a groove, a Fresnel lens located in the groove of the movable platform, a header located below the Fresnel lens, a plurality of heat collection tubes arranged in a circular array, a reflector with a tapered surface, and a support base. The header has a water circulation pipe, an inlet pipe and an outlet pipe. The inlet pipe and the outlet pipe each are communicated to the water circulation pipe. A lower end of each of the heat collection tubes is fixed on the support seat, and an upper end of each of the heat collection tubes contacts the water circulation pipe. The reflector is mounted on the support base and located in a space enclosed by the heat collection tubes.

Abstract: A method for increasing an amplitude of reciprocal axial extensions and contractions of a shock tool configured to induce axial oscillations in a drillstring during drilling operations includes (a) selecting the shock tool. The shock tool has a central axis and an axial length. The shock tool includes an outer housing, a mandrel telescopically disposed within the outer housing, and a first annular piston fixably coupled to the mandrel. The shock tool has a first amplitude of reciprocal axial extension and contraction at a pressure differential between a first fluid pressure in the outer housing and a second fluid pressure outside the outer housing. In addition, the method includes (b) fixably coupling a second annular piston to the mandrel of the shock tool and increasing the axial length of the shock tool after (a). The second annular piston is axially spaced from the first annular piston.

Abstract: A solar cell string production equipment includes first and second conveying devices, first and second carrying devices, and a transfer device. The first conveying device has a first continuous conveyor belt, the second conveying device has a second continuous conveyor belt, and the first and second continuous conveyor belts can turn and convey in the vertical direction. Back and front films are laid on the first conveying device. The first conveying device can transport the back film on the first continuous conveyor belt to the second continuous conveyor belt. The transfer device can transport the pressing tool from the terminal of the second continuous conveyor belt to the front film on the first continuous conveyor belt. The second carrying device can transport the pressing tool and front film stacked together to the second continuous conveyor belt. A solar cell string production method is further provided.

Abstract: The disclosure provides methods of treating viral infection using trispecific binding proteins comprising four polypeptide chains that form three antigen binding sites that specifically bind a CD38 polypeptide (e.g., human and/or cynomolgus monkey CD38 polypeptides), a CD28 polypeptide, and a CD3 polypeptide.