Abstract: A power supply conversion topology of a multiphase switch capacitor resonant cavity conversion circuit with full-wave output rectification. The power supply conversion topology includes at least k conversion switch capacitors and one output switch capacitor which are sequentially connected in series through conductors and are connected to two ends of input power supply. When a transformer ratio N is an even number, k=N/2; when transformer ratio N is not an even number, k is smallest integral greater than N/2; and lower end of output switch capacitor is grounded, and two ends of output switch capacitor are connected with output interfaces. Power supply conversion topology further includes k switch resonant cavity converters. When transformer ratio N is even number, k=N/2; and when transformer ratio N is not even number, k is smallest integral greater than N/2. The invention further discloses two power supply conversion structures based on power supply conversion topology.

Abstract: A control system of an electronic-controlled oil-gas dual fuel engine includes electronic control pumps, fuel gas injection electromagnetic valves, a fuel gas control device and a fuel oil control device. The fuel gas control device and the fuel oil control device are electrically connected with a control device of the engine. The fuel gas control device is electrically connected with the fuel gas injection electromagnetic valves and controls the opening time and the opening duration of each fuel gas injection electromagnetic valve installed on a pipeline between a natural gas rail and a cylinder cover air inlet channel of the engine. The fuel oil control device is electrically connected with the electronic control pumps, and controls the starting time and the operation duration of the electronic control pump, and the electronic control pumps are installed on a pipeline between an engine fuel oil rail and a cylinder cover fuel injector.

Abstract: The present disclosure provides a method and an apparatus for monitoring road data, an electronic device and a storage medium, and relates to the field of intelligent transportation. A specific implementation solution involves: acquiring a feature expression of a road; predicting, according to the feature expression of the road and a pre-trained change prediction model, a probability that road data of the road will change; and collecting the road data of the road based on the probability that the road data will change.

Abstract: A method, a system, and a non-transitory storage medium are described which provide for generating, by a wireless station of a multi-radio access technology (RAT) radio access network (RAN) that includes a new radio (NR) RAN and a RAN of a Long Term Evolution (LTE) network, a non-system information block (SIB) message that includes cell reselection priority information and NR stand-alone (SA) neighboring cell information, wherein an order of priority configures an end device attached to the LTE RAN to reselect to a first radio frequency (RF) channel of a first NR SA neighboring cell; and broadcasting the non-SIB message to the end device.

Abstract: A base station may define power saving profiles, and may define, for the power saving profiles, sets of features and parameter settings for each feature of the sets of features. The base station may store the power saving profiles, the sets of features, and the parameter settings in a data structure, and may receive, from a user equipment, data identifying a service utilized by the user equipment or an operation mode of the user equipment. The base station may retrieve, from the data structure, a single power saving profile based on the data identifying the service utilized by the user equipment or the operation mode of the user equipment, and may enable, for the user equipment, a corresponding set of features and corresponding parameter settings of the single power saving profile based on the single power saving profile being retrieved from the data structure.

Abstract: A method, a device, and a non-transitory storage medium are described in which beam configuration management service is provided. A network device of a wireless access network provides the service that includes identifying redundant configurations across carriers associated with a cell group, and links the common beam configurations to these carriers. The service also includes identifying any difference in beam configurations relative to the common beam configurations for a carrier. The service may transmit this beam configuration information in a control plane message to an end device. The end device may use the beam configuration information.

Abstract: A pixel arrangement structure, a display substrate, and a display device. The pixel arrangement structure comprises pixel groups (10) extending in a first direction and arranged in a second direction, and each pixel group (10) comprises a first sub-pixel row (100), a second sub-pixel row (200), and a third sub-pixel row (300). The first sub-pixel row (100) comprises a plurality of first sub-pixels (110), the second sub-pixel row (200) comprises a plurality of second sub-pixel pairs (210), and the third sub-pixel row (300) comprises a plurality of third sub-pixels (310). The pitches of the plurality of first sub-pixels (110), the plurality of second sub-pixel pairs (210), and the plurality of third sub-pixels (310) in the first direction are same.

Abstract: An amino-imine metal complex represented by Formula I, its preparation method and an application thereof are provided. The complex is used as a main catalyst in catalysts for olefin polymerization, and can catalyze the polymerization of ethylene at a relatively high temperature to prepare branched polyethylene having high molecular weight.

Abstract: A user equipment (UE) can receive a first data stream and a second data stream; store data units of the second data stream, as stored data units, in a buffer while a retransmission operation is performed for the first data stream; determine that a threshold is satisfied with regard to the buffer, wherein the threshold is associated with a counter that is maintained based on the storing of the data units; and provide the stored data units based on determining that the threshold is satisfied.

Abstract: A display panel includes a base, a plurality of first pixels disposed on the base, and at least one second pixel disposed on the base. The base has a plurality of island regions spaced apart and a plurality of bridge regions connecting the plurality of island regions. Each bridge region includes a first region and two second regions disposed on two opposite sides of the first region. Each second region is directly connected to a corresponding one of the plurality of island regions. The base includes a plurality of openings, each opening is disposed between two adjacent bridge regions. Each island region is provided with at least one first pixel therein. The at least one second pixel is disposed in at least one of second regions of the plurality of bridge regions.

Abstract: A display method for a display assembly, a display system, and a display device of a vehicle column A, and a storage medium. According to the display method, by means of a conversion relationship between a coordinate system of a target feature model and a camera coordinate system of a driver monitoring assembly and a conversion relationship between the coordinate system of the target feature model and a world coordinate system, a conversion relationship between the camera coordinate system and the world coordinate system is obtained, a coordinate of the display assembly in the world coordinate system can be converted into a coordinate in the camera coordinate system, and thus whether a driver watches the display assembly can be simply determined.

Abstract: A method for preparing an olefin-olefinic alcohol copolymer and an olefin-olefinic alcohol copolymer prepared by the method are provided. The catalyst used in the method for preparing the olefin-olefinic alcohol copolymer has a diimine metal complex as shown in Formula I.

Abstract: A trust rule between a first service and a second service in a plurality of services deployed in a distributed system is received; the trust rule defines whether the first service is allowed to access the second service. A trust tree is obtained for the distributed system, and the trust tree comprises a plurality of certificates for accessing the plurality of services. A first group of certificates is selected for the first service based on the trust rule and the trust tree, and the first group of certificates enables the first service to access the second service.

Abstract: A control system of an electronic-controlled oil-gas dual fuel engine includes electronic control pumps, fuel gas injection electromagnetic valves, a fuel gas control device and a fuel oil control device. The fuel gas control device and the fuel oil control device are electrically connected with a control device of the engine. The fuel gas control device is electrically connected with the fuel gas injection electromagnetic valves and controls the opening time and the opening duration of each fuel gas injection electromagnetic valve installed on a pipeline between a natural gas rail and a cylinder cover air inlet channel of the engine. The fuel oil control device is electrically connected with the electronic control pumps, and controls the starting time and the operation duration of the electronic control pump, and the electronic control pumps are installed on a pipeline between an engine fuel oil rail and a cylinder cover fuel injector.

Abstract: The present invention relates to an automatic history matching system for an oil reservoir based on transfer learning, comprising a data reading module, a population reinitializing module, an optimization module, a simulated calculation module, a comparative judgment module and an output module, wherein the data reading module reads an optimized result of an existing oil reservoir, outputs the optimized result to the population reinitializing module, obtains an initial population of a new oil reservoir by calculation and outputs the initial population to the optimization module; the optimized result is outputted to the simulated calculation module to obtain oil reservoir production simulated data, and the oil reservoir production simulated data is outputted to the comparative judgment module; when an error between the simulated data and observed data meets the requirement, the optimized result is outputted to the output module, and the system operation is completed; and if the error does not meet the requirem

Abstract: A test system and test method continuously and intelligently measures water content of subgrade in real time. The test system is based on the theory of resistivity, and is equipped with a wheeled machine to measure the water content of subgrade. The wheeled machine includes scroll roller. The test system includes: at least one set of electrode including four probes wherein detection parts of the four probes are linearly and equidistantly arranged on the scroll roller. The arrangement direction of the detection parts of the four probes is parallel to the axis of the scroll roller; a data integration apparatus is connected to the four probes and used for performing data calculation, analysis, and transmission; the electric source is connected to data integration apparatus and used for supplying a working current. The system and method can realize automatic signal collection, non-destructive detection of subgrade soil and dynamic water content measurement.

Abstract: A method, a system, and a non-transitory storage medium are described which provide for generating, by a wireless station of a multi-radio access technology (RAT) radio access network (RAN) that includes a new radio (NR) RAN and a RAN of a Long Term Evolution (LTE) network, a non-system information block (SIB) message that includes cell reselection priority information and NR stand-alone (SA) neighboring cell information, wherein an order of priority configures an end device attached to the LTE RAN to reselect to a first radio frequency (RF) channel of a first NR SA neighboring cell; and broadcasting the non-SIB message to the end device.

Abstract: The present disclosure provides a gearbox of a rail vehicle, which belongs to the technical field of gear transmission.

Abstract: A cellulose-silicon oxide composite superhydrophobic material and a preparation method thereof are disclosed. In the method, cellulose substrates with different surface topographies are pretreated by a low-temperature plasma, and then a first silicon oxide layer is deposited on the cellulose substrate by a low-temperature plasma-enhanced chemical vapor deposition method, then modified by a low-temperature plasma, and finally a second silicon oxide layer is deposited thereon, thereby preparing a micro-nano structured superhydrophobic surface on the cellulose substrate, to obtain a cellulose-silicon oxide composite superhydrophobic material, which is an environmentally friendly bio-based hydrophobic material.

Abstract: An improved cellular network communications scheme enables synchronization of end-to-end session parameters between a radio access network and user equipment. In one embodiment, a method is disclosed comprising receiving, at an access point, a first notification from user equipment (UE), the first notification including data representing a capability of the UE; receiving, at the access point, a second notification from the UE, the second notification including data representing a negotiated session parameter; detecting, by the access point, a change in quality of a network link associated with the UE; and disabling, by the access point, a transmission of a recommendation to the UE based on the negotiated session parameter.