Abstract: Systems and methods for a flow activated choke device that is activated by the choke device directly interacting with the flow of fluid in an upstream direction. More specifically, a choke device formed of chain like materials that is configured to be extended in a first mode and compacted in a second mode, wherein the choke device moves from the first mode to the second mode responsive to an upward fluid flow rate being greater than a flow rate threshold.

Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The embodiments of the present application provide a method and a device for routing a data packet, and a method and a device for controlling a data packet transmission. The data packet routing method includes: receiving a first message transmitted by a first node; and determining a transmission path of the data packet according to the first message. The method provided in the present application achieves that a node in a relay network can determine a condition for transmitting the data packet by using other transmission paths, thereby effectively using multiple transmission paths to implement the data packet transmission.

Abstract: The present invention provides a method for determining an IOT service, comprising the following steps of: acquiring, by a first node, IOT capacity information and/or IOT preference information from a second node; and, determining, by the first node, an IOT behavior of a UE according to the acquired IOT capacity information and/or IOT preference information. The present application further discloses a corresponding equipment for determining an IOT service. The present application further discloses a method and equipment for controlling an IOT service behavior, and a method and equipment for selecting a core network node. With the present application, the overhead for signaling resources can be effectively reduced, and the utilization ratio of resources can be improved.

Abstract: The present disclosure provides a multi-screen video display method, a video display device, a computer apparatus, and a medium. The video display method includes: selecting in response to a first operation and a second operation of a user, a start point and an end point in a multi-screen control icon of a graphical user interface, and showing a sub-layout according to the start point and the end point, wherein the multi-screen control icon comprises multiple sub-icons, the sub-icons are objects respectively mapping sub-screens in the multi-screen display to the graphical user interface, and the sub-layout comprises all covered sub-icons from the start point to the end point; determining the sub-layout in response to a third operation of the user; and generating a video display template in response to a fourth operation of the user, and showing a video display on the graphical user interface.

Abstract: A toy vehicle booster is presented herein. The toy vehicle booster includes a booster assembly with linked booster wheels positioned on opposite sides of a track section. The booster's track section includes a central wall that defines two pathways between the linked booster wheels. Consequently, either one of the linked booster wheels can compress a first toy vehicle of a first size that is traveling within one of the two pathways against the central wall to accelerate the first toy vehicle through the track portion. Additionally or alternatively, the linked booster wheels can engage both sides of a second toy vehicle of a second size that is traveling along both of the two pathways to accelerate the second toy vehicle.

Abstract: A video segmentation method and apparatus, an electronic device, and a computer-readable storage medium, related to the technical field of video processing. The method comprises: acquiring a video frame to be processed in a target-video, and information to be segmented in the video frame to be processed; determining a tilt angle corresponding to the video frame to be processed according to the information to be segmented; performing correction processing on the video frame to be processed according to the tilt angle, to obtain a corrected video frame; and performing image segmentation on the corrected video frame according to the information to be segmented, to determine an image to be played.

Abstract: A multi-material inspection system and velocity measurement method of critically refracted longitudinal wave based on single-angle wedges belong to the field of nondestructive testing of high-end equipment. The method includes the following steps: designing a transmitting wedge and a receiving wedge with the same inclination angle, and building phased array ultrasonic-based inspection systems of critically refracted longitudinal wave; estimating a longitudinal wave velocity range of a material to be tested, calculating and optimizing a phased array ultrasonic delay law, and building a relation between a longitudinal wave velocity and an amplitude of critically refracted longitudinal wave; reading and interpolating the arrival time of a received signal, and calculating a longitudinal wave velocity of the material to be tested; determining an optimal delay law, and exciting and receiving a critically refracted longitudinal wave.

Abstract: Provided herein are methods and compositions for dynamically controlling and targeting multiple immunosuppressive mechanisms in cancer. Some aspects provide cells engineered to produce multiple effector molecules, each of which modulates a different immunosuppressive mechanisms of a tumor, as well as methods of using the cells to treat cancer, such as ovarian, breast, or colon cancer.

Abstract: A quantization method for a plurality of partial sums of a convolution neural network based on a computing-in-memory hardware includes a probability-based quantizing step and a margin-based quantizing step. The probability-based quantizing step includes a network training step, a quantization-level generating step, a partial-sum quantizing step, a first network retraining step and a first accuracy generating step. The margin-based quantizing step includes a quantization edge changing step, a second network retraining step and a second accuracy generating step. The quantization edge changing step includes changing a quantization edge of at least one of a plurality of quantization levels. The probability-based quantizing step is performed to generate a first accuracy value, and the margin-based quantizing step is performed to generate a second accuracy value. The second accuracy value is greater than the first accuracy value.

Abstract: A data transmission method and a device are provided, so as to resolve problems of low resource utilization and inability to meet a requirement on a data transmission delay. The method includes: sending, by a terminal device, a random access request message to a network device by using a first random access resource; sending, by the network device to the terminal device, a random access response message that includes first information, where the first information is used to indicate a transmission resource allocated by the network device to the terminal device; and sending, by the terminal device based on a result of comparing a size of the transmission resource with a size of an RRC message and/or a result of comparing the size of the transmission resource with a size of second data, first data to the network device by using a specified message.

Abstract: A computer system includes a processor circuit, first and second memory systems, and a configurable memory assistance circuit. The processor circuit is used to run at least one application. The application issues a memory access operation. The configurable memory assistance circuit is in communication with the first and second memory systems and the processor circuit. The configurable memory assistance circuit accelerates the memory access operation for the application using data as the data is in transit between the first and second memory systems.

Abstract: Methods and apparatuses for verifying HeNB. A method reduces and/or avoids affecting the operator's network due to the attack from HeNB, and ensures the safety of the users who have accessed the network.

Abstract: An inorganic ultraviolet LED device, includes a bracket, a curved lens, a press ring, a wire and an ultraviolet chip. A “T”-shaped recess is formed on the upper end of the bracket. The ultraviolet chip is fixed within the recess and connected to a welding layer at the lower end of the bracket through the wire. The curved lens is placed on a step of the recess. An inclined surface is formed on a contact surface of the step contacting with the curved lens. One end of the press ring is connected to the bracket, and the other end thereof presses against the curved lens. Deformation of the press ring is implemented under a pressure action of a pressure head, thereby implementing high-strength bonding of the device. Self-positioning is achieved through a curved surface of the lens and the contact with the inclined surface of the bracket.

Abstract: A data processing method and device, a storage medium and an electronic device are disclosed. The method includes: reading M*N feature map data of all input channels and weights of a preset number of output channels, here a value of M*N and a value of the preset number are respectively determined by preset Y*Y weights; inputting the read feature map data and the weights of the preset number of output channels into a multiply-add array of the preset number of output channels for a convolution calculation; here a mode of the convolution calculation includes: not performing the convolution calculation in a case that the feature map data or the weights of the output channels are zero, and selecting one from same values for the convolution calculation in a case that there are a plurality of feature map data with the same values; and outputting a result of the convolution calculation.

Abstract: This application provides a communication method, apparatus, and system. The communication method includes: a centralized unit receives a data packet sent in a multicast manner. The centralized unit generates a PDCP data unit based on the data packet, where the PDCP data unit includes the data packet and a PDCP header. The centralized unit sends the PDCP data unit to a distributed unit. The distributed unit receives the PDCP data unit from the centralized unit, where the PDCP data unit includes the PDCP header, a synchronization protocol header, and a payload. The distributed unit generates a MAC data unit, where the MAC data unit includes a MAC header, an RLC header, the PDCP header, and the payload.

Abstract: The present application provides an image processing method, an image processing device, a computer storage medium and a terminal, the image processing method includes: determining convolution kernels of at least two sizes for feature extraction; performing sparsity constraint for the determined convolution kernels of at least two sizes for feature extraction through a preset objective function; and performing feature extraction on an image based on the convolution kernels subjected to the sparsity constraint.

Abstract: Underfill materials with graded moduli for semiconductor device assemblies, and associated methods and systems are disclosed. In one embodiment, the underfill material between a semiconductor die and a package substrate includes a matrix material, first filler particles with a first size distribution, and second filler particles with a second size distribution different than the first size distribution. Centrifugal force may be applied to the underfill material to arrange the first and second filler particles such that the underfill material may form a first region having a first elastic modulus and a second region having a second elastic modulus different than the first elastic modulus. Once the underfill material is cured, portions of conductive pillars coupling the semiconductor die with the package substrate may be surrounded by the first region, and conductive pads of the package substrate may be surrounded by the second region.

Abstract: The disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The disclosure provides a method and apparatus for configuring a relay node. A first node transmits to a second node a message that carries information on a radio bearer for a user accessing the second node. Configuration of the radio bearer for data transmission in a multi-hop network is realized through the above method and apparatus.

Abstract: An X-ray device including a sensing panel and a scintillator layer is provided. The sensing panel includes a substrate and a first pixel. The first pixel is disposed on the substrate and includes a first light sensing component and a first switch component. The first switch component is disposed on the first light sensing component. The scintillator layer is disposed on the sensing panel, and the first switch component is disposed between the scintillator layer and the first light sensing component.

Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). According to the present application, a method for transmitting control signaling in a relay network comprises: a second relay node acquires a first control signaling and a second control signaling, wherein the first control signaling contains an F1AP message; the second relay node processes the first control signaling and the second control signaling in the same manner or different manners; and the second relay node transmits the first control signaling and the second control signaling to a first relay node.