Abstract: An antenna structure and a high-frequency multi-band wireless communication terminal are provided. The antenna structure includes: a metal plate, on which a first accommodation groove is provided; an antenna unit, including a radiating patch and a first coupling piece; and a radio frequency module, where the radio frequency module is disposed on a first side of the metal plate, and the radio frequency module is electrically connected to the radiating patch; where at least one of the radiating patch and the first coupling piece is disposed inside the first accommodation groove, the radiating patch is insulated from the metal plate, the first coupling piece is insulated from the metal plate, the radiating patch and the first coupling piece are disposed opposite to each other, the radiating patch is insulated from the first coupling piece, the first coupling piece is located between the radiating patch and the radio frequency module.

Abstract: The disclosure relates to KRASG12D inhibitor compounds having the structure of Formula (A) or Formula (B), pharmaceutical compositions thereof, and methods of use thereof for inhibiting, treating, and/or preventing KRASG12D mutation-associated diseases, disorders and conditions.

Abstract: A material conveying device includes a base frame, a first conveying unit, a second conveying unit and a transfer assembly. The first conveying unit is provided on the base frame, the second conveying unit is provided on the base frame, and the transfer assembly is provided on the base frame and can transfer a material between the first conveying unit and the second conveying unit. The present disclosure further provides a processing equipment facilitating material distribution and a material distribution method.

Abstract: A processing unit such as a graphics processing unit (GPU) includes a plurality of vector signal processors (VSPs) that include multiply/accumulate elements. The processing unit also includes a plurality of registers associated with the plurality of VSPs. First portions of first and second matrices are fetched into the plurality of registers prior to a first round that includes a plurality of iterations. The multiply/accumulate elements perform matrix multiplication and accumulation on different combinations of subsets of the first portions of the first and second matrices in the plurality of iterations prior to fetching second portions of the first and second matrices into the plurality of registers for a second round. The accumulated results of multiplying the first portions of the first and second matrices are written into an output buffer in response to completing the plurality of iterations.

Abstract: Various embodiments disclose a method for operating a printer apparatus that includes a print head. The method includes causing a media hub to retract a media in a retract direction along a media path. Further, the method includes causing a first media sensor to generate a first signal during retraction of the media. Furthermore, the method includes monitoring the first signal to detect at least one of a leading edge or a trailing edge of a label of the plurality of labels. Upon detecting the at least one of the leading edge or the trailing edge of the label, causing the media hub to retract the media by at least a predetermined distance, wherein the predetermined distance is a distance between the print head and the first media sensor.

Abstract: An error associated with a read operation corresponding to a memory die of a memory sub-system is detected. In response to detecting the error, a first read throughput level of the memory sub-system is identified. A quantity of queues receiving operation requests is decreased, the decreased quantity of queues corresponding to a second read throughput level. A read retry operation associated with the memory die is initiated at the second read throughput level.

Abstract: A read operation is performed on a set of memory cells addressable by a first wordline (WL), wherein the set of memory cells is comprised by an open translation unit (TU_of memory cells of a memory device. Respective threshold voltage offset bins for each WL of a second plurality of WLs coupled to respective sets of memory cells comprised by the open TU are determined based on a threshold voltage offset bin associated with the first WL. Respective default threshold voltages for each WL of the first plurality of WLs are updated based on the respective threshold voltage offset bins for each WL of the second plurality of WLs.

Abstract: Disclosed are a system and a method for detecting a centroid of a complementary single pixel. The system includes a lens group, a single-pixel detector assembly, a Digital Micromirror Device (DMD) and an acquisition and processing unit. The acquisition and processing unit generates two-dimensional modulation matrices A and B which are loaded into the DMD; the lens group processes light reflected or transmitted from a target object, such that an image of the target object is imaged on the DMD; and the acquisition and processing unit is connected with data output ends of two single-pixel detectors in respective, to calculate the centroid of the target object. The DMD modulates an image signal of the target object according to modulation information A and B; the single-pixel detector assembly includes a first single-pixel detector and a second single-pixel detector.

Abstract: An encoding method includes pre-encoding a current video frame in a video stream, to obtain a pre-encoded current video frame, when there is no I frame in M encoded video frames that have been encoded before the current video frame, determining whether the current video frame is a scene switching frame in which scene switching has occurred relative to a previous video frame, based on the pre-encoded current video frame and a pre-encoded previous video frame to the current video frame, M being a preset positive integer, and encoding the current video frame into an I frame when the current video frame is the scene switching frame, and encoding the current video frame into a P frame when the current video frame is not the scene switching frame.

Abstract: A video encoding method includes obtaining a current image frame, performing video image enhancement on a target region in the current image frame, to generate an image-enhanced image frame, the target region including a region in which hopping occurs in a pixel value of a pixel in the current image frame, and encoding the image-enhanced image frame.

Abstract: A video processing collaboration method includes transmitting a video processing capability request and a video analysis capability request to a terminal device, receiving video processing capability information and video analysis capability information from the terminal device based on the video processing capability request and the video analysis capability request, determining a video processing collaboration configuration based on the video processing capability information and a video analysis collaboration configuration based on the video analysis capability information, allocating an image processing task to the terminal device, to the cloud server, or to both the terminal device and the cloud server, based on the video processing collaboration configuration, and allocating an image analysis task to the terminal device, to the cloud server, or to both the terminal device and the cloud server, based on the video analysis collaboration configuration.

Abstract: Disclosed are a system and a method for detecting a centroid of a complementary single pixel. The system includes a lens group, a single-pixel detector assembly, a Digital Micromirror Device (DMD) and an acquisition and processing unit. The acquisition and processing unit generates two-dimensional modulation matrices A and B which are loaded into the DMD; the lens group processes light reflected or transmitted from a target object, such that an image of the target object is imaged on the DMD; and the acquisition and processing unit is connected with data output ends of two single-pixel detectors in respective, to calculate the centroid of the target object. The DMID modulates an image signal of the target object according to modulation information A and B; the single-pixel detector assembly includes a first single-pixel detector and a second single-pixel detector.

Abstract: The present invention relates to a method for purifying key intermediates of Citalopram, i.e. 4-[4-(dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-hydroxymethylbenzonitrile and a salt thereof. The method comprises dissolving crude 4-[4-(dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-hydroxymethylbenzonitrile (compound of formula I containing formaldehyde impurity) with an organic solvent, adding a washing solution, controlling the temperature, stirring, leaving to stand for layering, and removing the aqueous layer, so as to obtain a purified organic solution of 4-[4-(dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-hydroxymethylbenzonitrile. The method provided by the present invention can effectively remove aldehyde group-containing impurities in the intermediate. The method of the present invention has the advantages of simple operation, cheap raw materials and mild conditions, and is suitable for large-scale industrial production.

Abstract: Embodiments of the present disclosure provide a puncture device and a puncture system. The puncture device includes a puncture needle mechanism, a mobile mechanism, and a clamping mechanism. The clamping mechanism is provided on the mobile mechanism and is capable of clamping or releasing the puncture needle mechanism. The puncture device enables a puncture operation to be performed remotely, ensures that image assistance is available in real-time during the puncture operation, and improves the precision, safety, and smoothness of the puncture operation.

Abstract: A system can include a memory device containing blocks made up of wordlines respectively connected to sets of memory cells, and a processing device, operatively coupled with the memory device to perform operations including responsive to receiving a read request that specifies a block, determining a value of a metric reflective of a number of programmed wordlines of the block. The operations can also include responsive to determining, based on the value of the metric, that the block is in a partially programmed state, identifying a read voltage offset corresponding to the value of the metric, and performing, using the read voltage offset, a read operation responsive to the read request.

Abstract: Disclosed are a dynamic error measurement apparatus, system, and method for an electricity meter. The measurement apparatus includes a test signal generation unit configured to generate a voltage test signal and two-circuit current test signals, output the voltage test signal to a measurement unit, and output the two-circuit current test signals to the measurement unit and a current summation unit; the measurement unit configured to determine two-circuit electric energy values based on the voltage test signal and the two-circuit current test signals, and output the two-circuit electric energy values to a calculation control unit; the current summation unit configured to determine a combined current signal based on the two-circuit current test signals; and the calculation control unit configured to determine a total electric energy value based on the two-circuit electric energy values. The system includes a standard meter and a measurement apparatus.

Abstract: The present invention relates to novel use of koumine, an alkaloid monomer from Gelsemium elegans Benth., or a pharmaceutically acceptable salt thereof, and more particularly to use of koumine or its pharmaceutically acceptable salt in the preparation of a medicament for the treatment of inflammatory bowel disease.