Abstract: Provided are a preparation of semicarbazide-sensitive amine oxidase inhibitor and the use thereof. In particular, disclosed are a compound as shown in formula I, or a stereoisomer or racemate or pharmaceutically acceptable salt thereof. Also disclosed is that the above-mentioned compound can inhibit semicarbazide-sensitive amine oxidase.

Abstract: An electronic cigarette body, a vaporization device, and an electronic cigarette are provided. The electronic cigarette body includes a housing provided with a power supply. One end of the housing is configured to be connected to the vaporization device, and an airflow channel is provided in the housing. A heating portion and a heated portion in an airflow communication with the heating portion are provided in the airflow channel. One end of the vaporization device is provided with a mouthpiece and the other end of the vaporization device is configured to be connected to the electronic cigarette body. The electronic cigarette includes the electronic cigarette body and the vaporization device. The electronic cigarette body, the vaporization device, and the electronic cigarette provided in this application may enrich flavors of the vapor vaped by a user and improve the user's experience.

Abstract: Provided are a JAK kinase inhibitor, preparation and use thereof. In particular, provided is a compound of Formula I, wherein each group is as described in the specification. The compound has an excellent JAK inhibitory activity, and therefore can be used to prepare pharmaceutical compositions for the treatment of cancer and other diseases related to JAK activity.

Abstract: An electronic vaporization device including a vaporizable material storage device and a body is provided. The vaporizable material storage device stores a vaporizable material. The body detachably connects to the vaporizable material storage device. The body includes a processing circuit, a power supply, and a detection apparatus. The power supply electrically connects to the processing circuit, where the processing circuit controls the power supply to provide first electric power to the vaporizable material storage device to vaporize the vaporizable material. The detection apparatus electrically connects to the processing circuit.

Abstract: An electronic vaporization device body is provided. The electronic vaporization device body includes a housing. The housing includes an accommodation region for accommodating a vaporizable material storage device. A bottom surface of the accommodation region includes a hollow ventilation structure, a liquid blocking member, and a supporting portion. A region surrounded by the hollow ventilation structure forms a first gas channel. The liquid blocking member has a cover, and the cover is located in the accommodation region and covers the first gas channel. The supporting portion is disposed between the hollow ventilation structure and the cover to support the cover on the hollow ventilation structure, and the supporting portion is provided with a second gas channel in communication with the first gas channel and the accommodation region.

Abstract: The present application relates to an electronic vaporization apparatus and an operation method therefor. An electronic vaporization apparatus used in combination with a wireless communication device is provided. The electronic vaporization apparatus includes an electronic vaporization apparatus body and an electronic vaporizer, where the electronic vaporizer is connected to the electronic vaporization apparatus body in a pluggable manner.

Abstract: A time-domain filtering method is provided, including: determining a to-be-filtered image frame in a group of pictures; extracting a relative motion feature of the to-be-filtered image frame, where the relative motion feature represents relative motion complexity between image contents of the to-be-filtered image frame and image contents of the remaining image frames in the group of pictures; and determining a target filtering magnitude corresponding to the relative motion feature, and performing time-domain filtering on the to-be-filtered image frame by using the target filtering magnitude.

Abstract: Embodiments of the present disclosure provide a method, an electronic device and a computer storage medium for determining the size of group of pictures. The method includes: determining a plurality of candidate sizes; computing motion complexity of picture sets corresponding to the plurality of candidate sizes; and performing preset operation based on the motion complexity of each of the picture sets, and selecting a target size from the plurality of candidate sizes as the GOP size according to the operation result, the GOP including continuous to-be-encoded picture frames in the picture set corresponding to the target size.

Abstract: The present application relates to a vaporization device. The provided vaporization device includes an e-liquid storage component and a body. The e-liquid storage component includes an electrical coupling point. The body is electrically coupled to the e-liquid storage component, and includes a body shell, a power supply component holder, a power supply component, a charging conductive component and a magnetically conductive component. The body shell includes a cavity. The power supply component holder is disposed in the cavity, and includes a first end and a second end opposite to each other. The power supply component is disposed on the power supply component holder. The charging conductive component is disposed at the second end of the power supply component holder. The magnetically conductive component is disposed at the second end of the power supply component holder.

Abstract: A method is provided for estimating a signal's angle of arrival (AOA) in a communications system. Starting values for each of a horizontal AOA and a vertical AOA are estimated. The estimated vertical AOA starting value is used to select a horizontal PDOA trace of horizontal PDOA calibration data. The selected horizontal PDOA trace is interpolated to determine a best horizontal AOA estimate for a current iteration. The estimated horizontal AOA starting value is used to select a vertical PDOA trace of vertical PDOA calibration data. The selected vertical PDOA trace is interpolated to determine a best vertical AOA estimate for the current iteration. After each iteration, determining if a maximum number of iterations has been reached or if the best horizontal or vertical AOA estimate has not changed by a predetermined amount. When one of these is true, the best horizontal and vertical AOA estimates are used.

Abstract: UWB ranging methods and apparatus are disclosed. The method comprises a ranging communication with a plurality of responder devices, the ranging communication comprising: transmitting, by an initiator device, a polling signal in a time slot; receiving a respective response from each of the plurality of responder devices, overlapping and in a next time slot, each response comprising: synchronization bits, and a frame comprising Start of Frame Delimiter, and a Scrambled Timestamp Sequence; wherein the STS comprises a sequence of segments each preceded by a respective guard interval, wherein a specific one of the segments comprises data derived from a ranging key and a responder-identifier each unique to the respective responder among the plurality of responders, wherein a sequence-number of the specific segment is unique to the respective response, and wherein a remainder of the segments each comprise the same data derived from a predetermined common key and predetermined common data.

Abstract: A method is provided for estimating a signal’s angle of arrival (AOA) in a communications system. Starting values for each of a horizontal AOA and a vertical AOA are estimated. The estimated vertical AOA starting value is used to select a horizontal PDOA trace of horizontal PDOA calibration data. The selected horizontal PDOA trace is interpolated to determine a best horizontal AOA estimate for a current iteration. The estimated horizontal AOA starting value is used to select a vertical PDOA trace of vertical PDOA calibration data. The selected vertical PDOA trace is interpolated to determine a best vertical AOA estimate for the current iteration. After each iteration, determining if a maximum number of iterations has been reached or if the best horizontal or vertical AOA estimate has not changed by a predetermined amount. When one of these is true, the best horizontal and vertical AOA estimates are used.

Abstract: A storage device for an electronic vaporization device is provided. The storage device includes a housing and a base. The housing is provided with a mouthpiece and an air-outlet pipe in communication with the mouthpiece. The air-outlet pipe forms an air-outlet channel in a surrounding manner. A liquid blocking member is disposed in the air-outlet pipe. The liquid blocking member includes a ventilation portion and an outer periphery surrounding the periphery of the ventilation portion. The ventilation portion has at least one ventilation hole, and two ends of the ventilation hole are respectively in communication with the air-outlet channel. The outer periphery is in sealing contact with an inner wall of the air-outlet pipe in a circumferential direction, and is provided with a groove on a side facing away from the mouthpiece.

Abstract: An electronic vaporization device body is provided. The electronic vaporization device body includes a housing. The housing includes an accommodation region for accommodating a vaporizable material storage device. A bottom surface of the accommodation region includes a hollow ventilation structure, a liquid blocking member, and a supporting portion. A region surrounded by the hollow ventilation structure forms a first gas channel. The liquid blocking member has a cover, and the cover is located in the accommodation region and covers the first gas channel. The supporting portion is disposed between the hollow ventilation structure and the cover to support the cover on the hollow ventilation structure, and the supporting portion is provided with a second gas channel in communication with the first gas channel and the accommodation region.

Abstract: This application provides an electronic cigarette. The electronic cigarette includes an accommodation portion, a transmission portion, a heating portion, and an air-outlet channel. The accommodation portion includes a first accommodation region and a second accommodation region that are in communication with each other. The first accommodation region and the second accommodation region respectively extend in a first direction and a second direction. The first accommodation region is a heating region. The transmission portion includes a transmission end. The transmission end is capable of moving in the first accommodation region or the second accommodation region in an extension direction of the accommodation region where the transmission end is located; and the heating portion is configured to generate heat, to heat the first accommodation region. The air-outlet channel is in communication with an output end of the first accommodation region.

Abstract: An electronic cigarette body, a vaporization device, and an electronic cigarette are provided. The electronic cigarette body includes a housing provided with a power supply. One end of the housing is configured to be connected to the vaporization device, and an airflow channel is provided in the housing. A heating portion and a heated portion in an airflow communication with the heating portion are provided in the airflow channel. One end of the vaporization device is provided with a mouthpiece and the other end of the vaporization device is configured to be connected to the electronic cigarette body. The electronic cigarette includes the electronic cigarette body and the vaporization device. The electronic cigarette body, the vaporization device, and the electronic cigarette provided in this application may enrich flavors of the vapor vaped by a user and improve the user's experience.

Abstract: UWB ranging methods and apparatus are disclosed. The method comprises a ranging communication with a plurality of responder devices, the ranging communication comprising: transmitting, by an initiator device, a polling signal in a time slot; receiving a respective response from each of the plurality of responder devices, overlapping and in a next time slot, each response comprising: synchronization bits, and a frame comprising Start of Frame Delimiter, and a Scrambled Timestamp Sequence; wherein the STS comprises a sequence of segments each preceded by a respective guard interval, wherein a specific one of the segments comprises data derived from a ranging key and a responder-identifier each unique to the respective responder among the plurality of responders, wherein a sequence-number of the specific segment is unique to the respective response, and wherein a remainder of the segments each comprise the same data derived from a predetermined common key and predetermined common data.

Abstract: This application relates to a vaporization device. The vaporization device includes a housing, a top cap, a heating assembly, and a storage compartment. The housing and the top cap define the storage compartment. The top cap surrounds the heating assembly.

Abstract: This application relates to a vaporization device including a housing, a top cap and a heating assembly. The housing further has a storage chamber and a channel. The top cap further has a first top cap component and a second top cap component. The first top cap component has at least one through hole configured to suppress a flow rate of tobacco tar flowing from the storage chamber into the heating assembly.