Abstract: The present disclosure provides a circular stapler including an instrument body, a handle assembly and a staple pushing rod; wherein an indicator and a strike part are disposed in the instrument body, and the indicator is rotatably connected to the instrument body; when the stapler is in an initial state, the indicator is in a first position area and pressed against the strike part; when the stapler is in a firing state, the indicator is moved to a second position area and separated from the strike part; when the stapler being fired, the indicator returns to the first position area from the second position area, strikes the strike part and emits a strike sound. The strike sound prompts an operator that firing has been successfully completed, so that the operator can know the firing state of the stapler in time and user experience of the operator can be improved.

Abstract: A method and apparatus for limiting an RF alternating magnetic field in MRI. The method includes: measuring a perpendicular distance between a local coil placed on a scanned part of a patient and the center of a detection hole of a magnetic resonance (MR) scanner; based on the perpendicular distance, determining a deviation between the B1 field strength at the position of the local coil during an MR scan and the B1 field strength at the center of the detection hole; based on the deviation, computing a conversion coefficient for conversion between the B1 field strength at the position of the local coil and the B1 field strength at the center of the detection hole; based on the B1 field strength required when the surface temperature of the local coil is equal to a safe temperature upper limit and the conversion coefficient, computing a maximum permissible field strength of the B1 field at the center of the detection hole.

Abstract: Provided in embodiments of the present invention are a data scrambling method and device. The data scrambling method includes: a first device determining pieces of scrambling information corresponding to multiple physical channels, wherein different physical channels correspond to different pieces of scrambling information; and the first device performing descrambling of a received physical channel and/or scrambling of a physical channel to be transmitted based on the scrambling information.

Abstract: The present disclosure is directed toward a system that allows a promotion and marketing system to provide promotions to users of the promotion and marketing system for establishments that are currently not affiliated with the promotion and marketing system.

Abstract: The present disclosure provides one embodiment of a semiconductor structure. The semiconductor structure includes a semiconductor substrate; a first conductive feature and a second conductive feature disposed on the semiconductor substrate; and a staggered dielectric feature interposed between the first and second conductive feature. The staggered dielectric feature includes first dielectric layers and second dielectric layers being interdigitated. The first dielectric layers include a first dielectric material and the second dielectric layers include a second dielectric material being different from the first dielectric material.

Abstract: This application discloses an image segmentation method in the field of artificial intelligence. The method includes: obtaining an input image and a processing requirement; performing multi-layer feature extraction on the input image to obtain a plurality of feature maps; downsampling the plurality of feature maps to obtain a plurality of feature maps with a reference resolution, where the reference resolution is less than a resolution of the input image; fusing the plurality of feature maps with the reference resolution to obtain at least one feature map group; upsampling the feature map group by using a transformation matrix W, to obtain a target feature map group; and performing target processing on the target feature map group based on the processing requirement to obtain a target image.

Abstract: The present disclosure is directed to methods of treating or preventing RNA virus infections and retroviral diseases, such as HIV and AIDS, comprising administering to a subject in need an effective amount of (a) a capsid inhibitor and (b) an adenosine derivative disclosed herein. Compositions comprising an effective amount of an adenosine derivative and an effective amount of a capsid (CA) inhibitor are also provided.

Abstract: The second electronic device displays a first window and a second window. The first window includes first content projected by the first electronic device onto the second electronic device. The second window includes second content. The second electronic device sends received information about a first operation and the second content to the first electronic device, where the first operation is used to drag the second content from the second window to the first window. In response to the received information about the first operation and the second content, the first electronic device sends projection data including the first content and the second content to the second electronic device. In response to the received projection data, the second electronic device updates content in the first window to the first content and the second content.

Abstract: The disclosure provides a transistor array and a method for manufacturing the same, and a semiconductor device and a method for manufacturing the same. The method for manufacturing a transistor array may include the following operations. A wafer is provided. The wafer is partially etched from a first surface of the wafer along a first direction, to form a grid-like etched trench and a transistor pillar array, here the transistor pillar array includes multiple transistor pillars arranged in an array, each of the multiple transistor pillars is located at a corresponding grid point of the grid-like etched trench and has a first preset thickness smaller than an initial thickness of the wafer; and the first direction is a thickness direction of the wafer and is perpendicular to the first surface. An insulating material is deposited in the grid-like etched trench to form an insulating layer.

Abstract: A light-emitting substrate has a light-emitting region and a test region. A plurality of light-emitting device groups and a plurality of driving circuits are disposed in the light-emitting region. The driving circuits include at least one selected driving circuit, and a selected driving circuit includes at least one first-type output terminal and at least one second-type output terminal. The first-type output terminal is electrically connected to the light-emitting device group. A power line is electrically connected to the light-emitting device groups. A first test pad and a second test pad are disposed in the test region. The first test pad is electrically connected to a second-type output terminal of the selected driving circuit, and the second test pad is electrically connected to the power line. The first test device group is electrically connected to the first test pad and the second test pad.

Abstract: A linear vibration motor, including a housing, a weight suspended in the housing, at least two driving assemblies driving the weight to horizontally vibrate, and an elastic connector elastically supporting the weight. The weight includes an inner wall enclosing to form a through hole, each driving assembly includes a solenoid fixed to the housing and a magnet assembly fixed to the inner wall, the magnet assembly includes first magnets arranged at two sides of the solenoid along a vibrating direction of the weight, the first magnets are magnetized along a direction perpendicular to the vibrating direction, the first magnets at two sides of the solenoid have poles of a same polarity opposite to each other, each first magnet includes a common magnet located between two adjacent solenoids and shared by two adjacent driving assemblies. A driving force of the linear vibration motor is significantly improved.

Abstract: The present disclosure provides a brightness regulating method, a regulating system and a displaying device. The method is applied to a displaying device. The displaying device includes a backlight module. The regulating method includes acquiring maximum grayscale values of the light areas and a maximum grayscale value of the backlight source; according to the maximum grayscale values of the light areas and the maximum grayscale value of the backlight source, obtaining a plurality of first brightness parameters; according to the plurality of first brightness parameters, obtaining a second brightness parameter; and subsequently, according to the second brightness parameter and the initial brightnesses of the light areas, regulating brightnesses of the light areas.

Abstract: The invention provides a device (1200) comprising (i) a light generating device (100), (ii) an air ionizer device (500), and (iii) an airflow device (600), wherein: (A) the device (1200) comprises one or more first openings (710) and a front part (750) comprising one or more second openings (720); (B) the air ionizer device (500) is configured to generate in an operational mode positively charged particles at a first electrode (510) and negatively charged particles at a second electrode (520); (C) the airflow device (600) is configured to generate in the operational mode a first airflow (610) entraining the positively charged particles and a second airflow (620) entraining the negatively charged particles; wherein the one or more first openings (710) are configured upstream of the airflow device (600) and the electrodes (510,520); wherein a first part (721) of the one or more second openings (720) is configured downstream of the airflow device (600) and the first electrode (510), and a second part (722) of th

Abstract: A method for optimizing design and manufacture of a self-supporting structure based on multi-axis 3D printing are provided, which comprises the following steps: using a structural topology optimization method based on an SIMP model to achieve the optimal configuration design of a complex structure, converting an image into a binary image, and post-processing the result of topology optimization; determining an overhanging angle of a structure boundary, and determining the printing direction of different printing partitions according to the classification; performing integrated optimization of angle constraints; extracting structural information, establishing a 3D solid model, and then partitioning and slicing the model, and generating a printing path for self-supporting multi-axis 3D printing manufacturing. The present disclosure has the beneficial effects that the self-supporting structure is generated in the optimization process, no additional support is needed in the printing process.

Abstract: A combined disc-type cavitation structure for underwater navigation of an underwater vehicle has an underwater vehicle and a fairing. A plurality of cavitators having sequentially increased outer diameters are sequentially arranged in the fairing. A cavitator receiving groove matched with the cavitator located on the front side is arranged in the center of the front surface of the cavitator located on the rear side in every two adjacent cavitators. The plurality of cavitators can be integrated into a whole by means of the cavitator receiving groove. The cavitator located at the front-most end is a first cavitator, and the remaining cavitators are second cavitators. The first cavitator is connected to the underwater vehicle by means of a buffer. Each second cavitator is respectively connected to the underwater vehicle by means of a driving device configured to axially move the corresponding second cavitator.

Abstract: The embodiment of the invention discloses a diversified recommendation method for news based on graph neural network and its device, which comprises the followings: word segmentation processing is performed on the target news text to obtain a word segmentation set, and vectorization processing is performed on the word segmentation set, so that each word segmentation in the word segmentation set has a word segmentation embedding vector; vectorization processing is performed on a target user group, so that each user in the target user group has a user embedding vector; the word segmentation embedding vector and the user embedding vector are input into the attention mechanism algorithm to obtain the news embedding vector; a graph neural network is constructed according to the user embedding vector and the news embedding vector, and the recommendation model is trained to obtain diversified recommendation results.

Abstract: The present disclosure provides a brightness regulating method. The brightness regulating method is applied to a displaying device. The displaying device includes a backlight module. The regulating method includes: dividing a backlight source of the backlight module into a plurality of light areas; acquiring pixel quantities and pixel grayscale values of pixels within pixel areas corresponding to each of the light areas; according to the pixel quantities and the pixel grayscale values, determining brightness parameters of the light areas; and according to the brightness parameters, regulating brightnesses of the light area. Because, in the process of the brightness regulation, each of the light areas corresponds to one brightness parameter, the light areas can be individually regulated according to the severity degrees of the halo phenomenon in the different areas, whereby, while alleviating the halo phenomenon, the brightness regulation has a better pertinence and a better effect.

Abstract: A flexible service-based architecture (SBA) for next generation communication networks is described. In an embodiment, a method performed by a system comprising a processor comprises receiving a service request for provision of a data communication service to a communication device via a communication network comprising a plurality of different network resources defined by resource components and sub-components of the resource components. In response to receiving the service request, accessing network resource abstraction information that identifies the resource components, and the sub-components respectively associated with the resource components, and selecting a subset of the different network resources for the provision of the data communication service to the communication device based a service criterion associated with the data communication service.

Abstract: Aspects of the subject disclosure may include, for example, determining a service requirement of a user device, and obtaining at a network edge, via a standard interface, first network information of a wireline network and second network information of a wireless network. The first network information and the second network information are provided to a first microservice at the network edge. The first microservice is configured to select, in near real-time, at least one of the wireline or wireless networks according to the first network information and the second network information to obtain a network selection. The network selection is further based on supporting information obtained in non-real-time from a second microservice in communication with the first microservice. A network connection to the user device is coordinated according to the network selection, wherein a service according to the service requirement is supported via the network connection. Other embodiments are disclosed.

Abstract: An asymmetric deblocking method for deblocking a boundary between a P block and a Q block such that 5 samples within the P block and 7 or 3 samples within the Q block are modified. The method includes determining a value refP based on at least p5, determining a value refQ based on at least qx, wherein qx is q3 or q7; determining a value refMiddle based on at least p0 and q0, wherein p0 is directly adjacent to the boundary and q0 is directly adjacent to the boundary; performing a linear interpolation between refP and refMiddle; and performing a linear interpolation between refQ and refMiddle.