Abstract: A jump starter device with a diagnostic function can include a jump starter section for jump start a vehicle, and a diagnostic section for diagnose a condition of the vehicle. The diagnostic section can include an analysis of the measured battery voltage. The diagnostic section can include a circuit to determine an internal resistance of the battery. The diagnostic section can include a circuit to determine a current of the vehicle.

Abstract: Systems and methods for stabilizing power levels from excessive oscillations in an optical line system of a communications network are provided. A method, according to one implementation, includes the step of detecting a perturbation of an optical power level in an optical line system having a plurality of cascaded optical power controllers. The method also includes the step of determining an estimated location to which a power controller of the plurality of cascaded optical power controllers is positioned downstream of the perturbation with respect to other power controllers of the plurality of cascaded optical power controllers. Based on the estimated location to which the power controller is positioned downstream of the perturbation, the method also includes the step of providing feedback in a control loop to reduce the effects of the perturbation.

Abstract: A conductive silver aluminum paste includes the following components by weight percentage: 80.0%-90.0% of silver powder; 0.3%-2.5% of aluminum powder; 0.0%-1.5% of silicon powder; 1.0%-6.0% of first-type glass powder; 0.5%-4.0% of second-type glass powder; and 7.0%-15.0% of organic vehicle. The first-type glass powder is Pb-Zn-B-O-M glass powder, and the second-type glass powders is Ba-B-O-M glass powder, M is at least one of alkali metal elements; the organic vehicle is a vehicle of organic resin and/or cellulose, and a content of the organic resin and/or the cellulose in the organic vehicle is not higher than 10.0% of a total mass of the organic vehicle. By introducing two different types of glass powder, the contact resistance between the metal grid and the PN junction layer is reduced, thereby obtaining high-performance silver aluminum pastes for N-type Topcon monocrystalline silicon cells and high-efficiency electrode metallization for N-type silicon solar cells.

Abstract: The present invention provides a packet processing method and system, and a network device. The method includes: receiving, by a first network device, a packet, where the packet includes match object information and match condition information; determining, by the first network device, a to-be-matched second network device according to the match object information, where the second network device includes one or more network devices; matching, by the first network device, device information of the second network device with the match condition information; and performing, by the first network device, forwarding processing or discarding processing on the packet according to a match result of matching the device information of the second network device with the match condition information. By using the method provided in the present invention, excessive occupation of network bandwidth can be reduced, and network resources can be saved.

Abstract: This application discloses a packet forwarding method, an apparatus, and a system, and belongs to the field of communication technologies. The method includes: A first node receives a first packet. The first node sends a second packet to a second node based on the first packet, where a source address of the second packet is obtained by translating a source address of the first packet, a destination address of the second packet is a destination address of the first packet, a packet payload of the second packet is a packet payload of the first packet, the second packet further includes a session identifier, and the session identifier is used by the second node to forward the second packet.

Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product that involve accessing a storage device. The method includes determining, in response to an access to the storage device via a first path being determined as timeout, whether an error on the first path is of a first error type. The method further includes causing the access to be suspended for at least a scheduled time period if the error on the first path is of the first error type. The method further includes resuming the access via a second path after the scheduled time period expires. With embodiments of the present disclosure, the capability of processing the problem of failure in accessing a storage device and the stability in accessing a storage device can be improved.

Abstract: The present disclosure relates to a method for monitoring failure of coated particles in fuel elements in a core of a pebble-bed high-temperature gas-cooled reactor, which is related to the technical field of nuclear reactor engineering and includes the following steps: S11, calculating an inventory of a short-lived noble gas fission nuclide; S12, obtaining a ratio of a release rate to a birth rate of the short-lived noble gas fission nuclide based on a temperature of the fuel elements using a Booth diffusion and release model; S13, deriving a theoretical expression for an activity concentration of the short-lived noble gas fission nuclide in a primary circuit using a migration model of the nuclide in the primary circuit; S14, obtaining an experimental measurement value of the activity concentration of the short-lived noble gas fission nuclide in the primary circuit at a sampling moment by gas sampling; S15, optimally calculating a failure fraction of the coated particles in the fuel elements and a share of u

Abstract: Systems, methods, and apparatuses for automatically prioritizing unperfected liens are described. A machine learning model may be trained to detect a risk of dealer default. Lien information corresponding to liens for vehicles associated with dealers may be received. Prioritized lien information may be generated based on selection of the liens that satisfy criteria. Financing information for vehicles may be received and correlated with the prioritized lien information. Furthermore, the machine learning model may be used to generate risk scores associated with the liens. The liens may be prioritized based on the aggregate risk scores.

Abstract: Systems, methods, and apparatuses for automatically detecting the risk of dealer default are described. A machine learning model may be trained using a gradient boosting technique on a dataset that includes historical lien information, historical dealer information, and historical vehicle default information. Lien information and financing information for vehicles may be received and correlated. Furthermore, a machine learning model may generate aggregate risk scores for dealers. Furthermore, determination of an aggregate risk score that exceeds a threshold risk score may cause the generation of a notification.

Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product that involve accessing a storage device. The method includes determining, in response to an access to the storage device via a first path being determined as timeout, whether an error on the first path is of a first error type. The method further includes causing the access to be suspended for at least a scheduled time period if the error on the first path is of the first error type. The method further includes resuming the access via a second path after the scheduled time period expires. With embodiments of the present disclosure, the capability of processing the problem of failure in accessing a storage device and the stability in accessing a storage device can be improved.

Abstract: The present invention discloses an automatic high-shear low-pressure force-controlled grinding device for a complicated curved surface and a machining method thereof, which belong to the field of complicated curved surface grinding technologies of difficult-to-machine materials. The device comprises a base, columns, an industrial robot, an electrical spindle, a force-controlled floating work holder, a workpiece chuck, a grinder plate, a six-dimensional force sensor, a rotary table, a triaxial precision displacement table, a safeguard hood, a safety door, and a pedestal. The grinder plate comprises a grinder plate substrate, a press plate, a lining plate, and an abrasive layer. Each module is effectively communicated, and a control system collects and processes signals as well as transmits commands to achieve automatic force-controlled grinding of the complicated curved surface.

Abstract: Aspects of the disclosure include an escalated authentication system based on user behavior patterns. A user's behavior pattern on a device is collected and/or learned. The collected or learned pattern can be compared to subsequent behavior patterns to determine whether the current user is genuine or suspicious. Users deemed suspicious are subject to increased authentication requirements, often on-the-fly.

Abstract: A method includes: setting up, by a first network device, a MACSec channel to a second network device according to the MACSec protocol; and sending, by the first network device, an ACP packet to the second network device by using the MACSec channel, where the ACP packet is carried in a MACSec frame, and a frame header of the MACSec frame carries identification information used to identify the ACP packet. By means of the packet transmission method, MACSec channel is set up between adjacent nodes in a self-organizing network according to the MACSec protocol, and an ACP packet is transmitted between the adjacent nodes by using the MACSec channel and processed.

Abstract: An coaxial connector includes: an insulating housing defining an upper face and a lower face; a first conductor retained in the housing; and a second conductor having a tubular portion surrounding the first conductor, wherein the tubular portion defines a circumferential locking groove at an inner face thereof.

Abstract: In general, embodiments relate to a method for providing solutions to hardware component failures, comprising: creating a device state chain using a device state path, a current device state, and a next device state for a device; identifying root cause of a hardware component failure in the device using the device state chain; performing a context-aware search in a shared storage using the root cause of the hardware component failure; and obtaining, in response to the context-aware search, a result specifying a proposed solution for the hardware component failure.

Abstract: In general, embodiments relate to a method for identifying hardware component failures, comprising: obtaining system logs that show a transition of device states for a device; using a normalization and filtering module to process and extract relevant data from the system logs and important keywords for the device; creating a device state path for the device from a healthy device state to an unhealthy device state using the extracted relevant data; obtaining the device state path for the device from a storage and a current device state of the device; predicting a next device state of the device based on the current device state using an analysis module; generating a device state chain using the device state path, current device state, and next device state; and identifying root cause of a hardware component failure using the device state chain.

Abstract: The present disclosure relates to a novel sp2-sp3 hybrid crystalline boron nitride and its preparation process. A novel sp2-sp3 hybrid crystalline boron nitride allotrope, named Gradia BN, is synthesized using sp2 or sp3 hybridized boron nitride as raw materials under high-temperature and high-pressure. The basic structural units of Gradia BN are composed of sp2 hybridized graphite-like structural units and sp3 hybridized diamond-like structural units. Gradia BN disclosed in the present disclosure is a class of new sp2-sp3 hybrid boron nitride allotrope, whose crystal structure can vary with the widths and/or crystallographic orientation relationships of internal sp2 and/or sp3 structural units, and may have variable physical properties.

Abstract: A kexec-based system update process wherein user-specific data is transferred on reboot of the second kernel. Upon initializing kexec load, buffer memory is assigned to the second kernel and the system loads control pages of fixed size for the second kernel boot, and also loads user-specific data onto extended control pages of variable size. Upon boot of the second kernel, the user-specific data is extracted from the extended control pages and transferred to the corresponding applications.

Abstract: This application provides a wearable device. The wearable device includes a cover, a screen component, an antenna bracket, a first antenna, a metal middle frame, a circuit board, and a bottom cover. The cover and the bottom cover are respectively connected to two sides of the metal middle frame, the screen component is connected to a side of the cover facing the bottom cover, and the circuit board is located in a space enclosed by the metal middle frame, the screen component, and the bottom cover. An accommodating space is jointly enclosed by an end of the screen component, an inner wall of the metal middle frame, and an inner wall of the cover, the antenna bracket is disposed in the accommodating space, and the first antenna is disposed on the antenna bracket and is connected to the circuit board by using a feedpoint.