Abstract: A method for heating a motor, a system for heating a motor, an air conditioner, and a storage medium. The method includes controlling, in response to determining that the motor needs to be preheated, two-phase drive bridge arms of a motor driver to generate periodically varying currents in corresponding two-phase circuits to realize preheating of the motor.

Abstract: The invention belongs to the field of computer security and discloses a blockchain-based anonymous authentication method for the Internet of Vehicles across trusted authorities, including registering the vehicle (with onboard unit) and roadside unit in their respective trusted authorities. When the vehicle enters different trusted authority domains, both the onboard unit and roadside unit generate corresponding authentication parameters and transmit them to the consortium blockchain of the Internet of Vehicles for verification and signature, obtaining authenticated data signed by the consortium blockchain. The onboard unit and roadside unit receive and verify the authenticated data, and upon successful verification, the onboard unit calculates a session key. The onboard unit uses the session key to sequentially transmit data with the roadside unit and the consortium blockchain.

Abstract: A method includes: determining a state of connected mode discontinuous reception (CDRX) between a terminal device and a network device; determining, in response to the state indicating that the CDRX is in an unconfigured state, whether to trigger a reconnection based on at least one of a duration of the unconfigured state of the CDRX or a data transceiving condition of the terminal device; and triggering, in response to determining to trigger the reconnection, a reconnection operation between the terminal device and the network device.

Abstract: The present invention relates to a crystal form of a free state of (R)-3-(3-((S)-2-(4-(2-chlorophenoxy)-2-oxo-2,5-dihydro-1H-pyrrol-1-yl)-4-methylpentanoylamino)-1H-pyrazol-1-yl)-2-hydroxypropylnicotinate (compound A) or a pharmaceutically acceptable salt thereof, a pharmaceutical composition and a preparation method thereof, and a use of the crystal form in the preparation of a medicament for treating diabetes and related symptoms.

Abstract: A polishing composition includes an anionic abrasive; a pH adjuster; a transition metal catalyst; and an amino acid. A method of polishing a substrate includes the steps of: applying the polishing composition described herein to a surface of a substrate, wherein the surface comprises tungsten or molybdenum; and bringing a pad into contact with the surface of the substrate and moving the pad in relation to the substrate.

Abstract: Disclosed are compounds of Formula (I): and pharmaceutically acceptable salts thereof, and methods of using the compounds for treatment of cancer and inhibiting VRK1, as well as pharmaceutical compositions comprising such compounds.

Abstract: This disclosure relates to a method for chemically modifying metal oxide particles, including a) adjusting the pH of a liquid dispersion of metal oxide particles to a pH value where the zeta potential of the metal oxide particles is from at least about ?20 mV to at most about 20 mV; and b) adding a quaternary silane to the liquid dispersion of metal oxide particles to form chemically modified metal oxide particles. This disclosure further relates to polishing compositions including the chemically modified metal oxide particles, and methods of polishing semiconductor substrates using the polishing compositions.

Abstract: A distributed microwave radar imaging method includes obtaining a first echo signal received by a first microwave radar, where the first microwave radar is disposed at a first height; obtaining a second echo signal received by a second microwave radar, where the second microwave radar is disposed at a second height, and the first height is lower than the second height; determining a first radar imaging result image of a detected target based on the first echo signal; determining a second radar imaging result image of the detected target based on the second echo signal; fusing the first radar imaging result image and the second radar imaging result image to obtain a target fused image; and determining outline information of the detected target based on the target fused image.

Abstract: This disclosure relates to a polishing composition that includes an abrasive, at least two pH adjusters, a barrier film removal rate enhancer, a low-k removal rate inhibitor; and an azole-containing corrosion inhibitor. This disclosure also features a method of using the polishing composition to polish a substrate containing copper and silicon oxide.

Abstract: This disclosure relates to a method that includes applying a polishing composition to a substrate including elemental silicon on a surface of the substrate; and bringing a pad into contact with the surface of the substrate and moving the pad in relation to the substrate. The polishing composition includes 1) at least one abrasive; 2) at least one silicon removal rate enhancer; 3) at least one compound that has a pKa of at least 10; 4) at least one pH adjusting agent; and 5) water, wherein the composition has a pH of at least 10.

Abstract: This application discloses signal processing methods and apparatuses, in the field of radar technologies, and may be applied to scenarios such as intelligent transportation (for example, intelligent transportation, assisted driving, or autonomous driving), a smart home, and a robot. In an example method, a first range time-domain signal of a first subband and a second range time-domain signal of a second subband adjacent to the first subband are obtained. The first range time-domain signal and the second range time-domain signal are synthesized and superposed to obtain a third range time-domain signal. A first peak point and a second peak point of the third range time-domain signal are obtained. A constant phase error ?err between the first range time-domain signal and the second range time-domain signal is obtained based on the first peak point and the second peak point.

Abstract: The present disclosure provides a method and apparatus for processing three dimensional graphic data, a device, a storage medium and a product, relating to a field of artificial intelligence, in particular to a field of autonomous driving. The specific implementation is: receiving a data compression request for a target graphic element in a three dimensional electronic map, and obtaining at least one vertex data corresponding to the target graphic element; extracting a global coordinate matrix with a shared attribute in the at least one vertex data; extracting local coordinate data with a private attribute respectively corresponding to the at least one vertex data; and sending, in response to a graphic drawing request for the target graphic element, the global coordinate matrix and the local coordinate data respectively corresponding to the at least one vertex data to a graphic display device.

Abstract: A polishing composition includes an anionic abrasive; a pH adjuster; a transition metal catalyst; and an amino acid. A method of polishing a substrate includes the steps of: applying the polishing composition described herein to a surface of a substrate, wherein the surface comprises tungsten or molybdenum; and bringing a pad into contact with the surface of the substrate and moving the pad in relation to the substrate.

Abstract: Provided are a method for controlling a full bus load to discharge in a household electrical appliance and related apparatuses. In the method, in response to determining that a half bus load is turned on and a full bus load is turned off, a voltage difference between a first DC power and a second DC power is determined to obtain a voltage difference. The first DC power and the second DC power are obtained by converting three-phase power through a three-level active PFC unit. Subsequent to the voltage difference between the first DC power and the second DC power being determined, a full bus load is controlled to be turned on or off based on the voltage difference to stabilize a half bus voltage in a predetermined voltage interval.

Abstract: A polishing composition includes at least one abrasive, at least one organic acid, at least one anionic surfactant comprising at least a phosphate, at least one phosphonic acid compound having a molecular weight below 500 g/mol, at least one azole containing compound, at least one alkylamine compound having a 6-24 carbon alkyl chain, and an aqueous solvent, and optionally, a pH adjuster.

Abstract: The present disclosure relates to a compound of formula (I) or a pharmaceutically acceptable salt thereof and pharmaceutical composition comprising the compound of formula (I). The present composition also relates to methods treating a disease or disorder associated with ubiquitin-specific protease 28 (USP28), methods of treating cancer, and methods of inhibiting USP28.

Abstract: The provided is a battery power control method and system for a new energy ship. The battery power control method for a new energy ship includes: respectively enabling battery packs to supply power to buses, where a bidirectional direct current (DC)-DC converter is disposed between adjacent ones of the buses to form a looped bus, and loads respectively draw power from annular segments of the looped bus; checking power supply states of regions of the buses; and by controlling the bidirectional DC-DC converter between the adjacent buses, dispatching surplus energy of a bus to an energy-deficient bus. The provided employs smaller-capacity bidirectional DC-DC converters, can flexibly dispatch energy between various battery packs, and can effectively balance remaining capacities between the battery packs. The provided has a small and controllable system risk when the bus is short-circuited, and does not compromise power performance of the ship in a single-point fault.

Abstract: The present disclosure relates to a compound of formula (I) or a pharmaceutically acceptable salt thereof. The present disclosure further relates to methods of treating a disease or disorder associated with ubiquitin-specific protease 28 (USP28) and methods of inhibiting USP28.

Abstract: Disclosed is a method for detecting leakage of a full-capacity liquefied natural gas (LNG) storage tank by acoustic emission. The method includes: detecting an amplitude of system noise by an acoustic sensor, and determining a signal acquisition threshold; acquiring an amplitude of ambient noise; acquiring an amplitude of the acoustic signal excited by the analog sound source at the distance of 0.1 m from the acoustic sensor and an amplitude of the acoustic signal excited by the analog sound source at the distance of x m from the acoustic sensor, and calculating, an attenuation coefficient of an acoustic signal passing through the outer wall of the storage tank; determining a maximum detection range of the acoustic sensor; and continuously moving the acoustic sensor on the outer wall of the storage tank in a step smaller than the maximum detection range, to perform an LNG leakage detection.