Abstract: Provided is a method of forming a cup-shaped aluminum-magnesium-alloy article by rotary extrusion, including the following steps. (1) Blanking. (2) Performing rotary extrusion: placing a cylindrical billet into a concave die cavity, wherein a peripheral wall of the cavity of the concave die is provided with at least two symmetrical axial grooves; inserting a convex die into the concave die cavity, wherein an end of a working region of the convex die is provided with a groove of a trapezoidal cross section; subjecting the convex die to forward extrusion and heating, and simultaneously rotating and heating the concave die, wherein an integral torque is formed during the extrusion process of the convex die by using the cylindrical billet inside the groove having a trapezoidal cross section, and wherein a synchronized rotation with the concave die is achieved by using a metallic billet that flows into the axial groove. (3) Demolding.

Abstract: An organic molecule having a structure of formula I: wherein T and V is independently from another selected from the group consisting of R1 and R2; and R1 has a structure of formula II: which is bonded via the position marked by the dotted line, wherein Ar1 is C6-C60-aryl.

Abstract: The present invention provides a test method for toxicity of raw dinotefuran drug on early life stage of fish. The method includes: preparing a standard diluent, preparing test drug liquids, selecting a test organism, toxicant exposure of the embryos, toxicant exposure of larvae, monitoring and controlling test conditions, observation in the test, and statistically analyzing data and drawing results.

Abstract: A test method for the combined toxicity of chlorpyrifos and butachlor, which comprises the following steps: A. Experimental organisms: The zebrafish wild type AB strain is used in the experiment. After the purchase, it is domesticated in the laboratory, and the experimental fishes for collecting fish eggs have been kept in this laboratory for more than 1 month. Through the combined toxicity test and single pesticide test, it is convenient to increase the reference data and improve the mutual comparison of the data according to the impact of different environments and different agents on the animals. Better balance and offset the effects of irrelevant variables, making the experimental results more convincing. The probit analysis method is used to calculate the pesticides on larvae based on the number and the time of death of fish larvae, and the data is reasonably analyzed and processed to avoid reliance on single effect.

Abstract: An object detection method and a neural network system for object detection are disclosed. The object detection method acquires a current frame of a sequence of frames representing an image sequence, and extracts a feature map of the current frame. The extracted feature map is pooled with information of a pooled feature map of a previous frame to thereby obtain a pooled feature map of the current frame. An object is detected from the pooled feature map of the current frame. A dynamic vision sensor (DVS) may be utilized to provide the sequence of frames. Improved object detection accuracy may be realized, particularly when object movement speed is slow.

Abstract: The present disclosure relates to the field of display technologies, and provides a display panel and a driving method thereof, and a display device. The display panel includes: an ultrasonic echo acquisition circuit and a light emitting circuit. The acquisition circuit includes a first circuit and an ultrasonic wave receiving sensor, wherein the first circuit has a first node coupled to the ultrasonic wave receiving sensor, a second node and a third node coupled to a scan signal terminal, a fourth node and a fifth node coupled to a control signal terminal, and a sixth node being an output terminal. The light emitting circuit includes a second circuit and a light emitting diode.

Abstract: A dispersion device includes a first dispersion generating system, a second dispersion generating system and an outlet end element including a first outlet corresponding to the first dispersion generating system and a second outlet corresponding to the second dispersion generating system.

Abstract: A method for pushing data in a Content-Centric Networking (CCN) network comprises receiving a message from a source at an input interface device of a node device in the CCN network, the node device executing a CCN protocol. A determination is made that the received message is an interest-notification message. The received message is identified as the interest-notification message by including a Type field, a Content Name field, and a Cacheable Object field. The Type field indicates that the received message is pushing data within the CCN network. The Content Name field associates a hierarchical name to the data being pushed within the CCN network. The Cacheable Object field includes a cacheable object representing the data being pushed within the CCN network. The cacheable object is extracted in response to the received message being an interest-notification message. The cacheable object is placed in a cache at the node device.

Abstract: A method and an apparatus for non-access stratum (NAS) message processing during handover in an evolved network are provided. The method includes the following steps. An evolved packet core (EPC) receives a message which indicates that a UE is being handed over sent by a source evolved NodeB (S-eNB), and stops sending an NAS message to the UE temporarily. The EPC receives a message which indicates that the UE returns to an S-eNB service area sent by the S-eNB. The EPC sends the NAS message to the UE through the S-eNB, if needed. With the method and the apparatus, the EPC can acquire a location of the UE in time in the case of a handover failure of the UE, a time limit of a retransmission timer is set precisely, and a specific implementation for forwarding an NAS message through an X2 interface is provided.

Abstract: A dielectric resonator, a dielectric filter using the dielectric resonator, a transceiver, and a base station. The dielectric filter includes a body made of a solid-state dielectric material, where a plurality of indentations are disposed at a first surface of the body and where at least one of a hole or a groove is disposed between adjacent indentations of the plurality of indentations, and a conducting layer, wherein the first surface and other surfaces of the body, surfaces of the plurality of the indentations, and an interior of the at least one of the hole or the groove are covered with the conducting layer.

Abstract: A rotary shifter having a housing with a bezel cover. A knob is rotatably secured to the housing and is selectively rotatable between each of Reverse Neutral and Drive positions. A push button is configured within the rotary knob and, upon depressing, communicates with a sensor and switch within the housing for establishing the Park position. In a related variant, a Sport position lock ring is secured to a stem of the knob in a normally biasing engagement with an underside of the bezel cover to prevent shifting to the Sport position, the knob being vertically depressed in a counter direction to the bias in order to vertically unseat the lock ring and to permit subsequent rotation to the Sport position. A Sport position spring can also be provided supporting an underside of the plunger housing locker forming a portion of the plunger housing subassembly.

Abstract: A flow monitoring system is described for monitoring flow of a mixed-phase sample comprising at least a first phase and a second phase having different electrical conductivities, the second phase being a liquid or a gas and substantially electrically non-conductive and the first phase being a liquid and having a conductivity higher than the second phase.

Abstract: The present disclosure discloses an experimental apparatus and method for simulating transport of a sand-carrying fluid in a fracturing fracture. The apparatus may include a spiral proppant transport device, a stirred tank, a screw pump, a liquid transport pump, a pressure gauge, a proppant transport and distribution system, a cyclone desander, a waste liquid recycle container, a proppant recycle container, and a fracturing fluid tank. The spiral proppant transport device may be communicated with the stirred tank. The waste liquid recycle container and the fracturing fluid tank may be communicated with the stirred tank via the liquid transport pump. A bottom end of the stirred tank may be communicated with the proppant transport and distribution system through the screw pump. It is possible to simulate the sand-carrying fluid paved under a closure pressure by setting a computer to precisely control a transparent cuboid fracture member including hydraulic tanks.

Abstract: Embodiments of the present disclosure provide an image registration method and apparatus, and an image stitching method and device. The image registration method includes: calculating a correlation coefficient image between a reference image and a floating image; calculating a gradient image of the correlation coefficient image; determining a pixel with extreme correlation coefficient in the correlation coefficient image according to a pixel with extreme gradient in the gradient image; and registering the reference image and the floating image according to the pixel with extreme correlation coefficient. The above image registration method and apparatus have high universality, require a small amount of calculation, and can ensure real-time operation and obtain a more accurate registration result. The image stitching method and device are realized based on the image registration method, thereby improving the speed and accuracy.

Abstract: Provided are an image reconstruction method, a device and a microscopic imaging device. The method includes calculating a gray value at each fiber center in a fiber bundle (04) in a reconstructed image according to a gray value at a center position of each fiber, determined in one or more sample images; performing a spatial interpolation using the gray value at the fiber center to obtain gray values of other pixel points in the fiber bundle (04) in the reconstructed image, so as to form the reconstructed image. This image reconstruction method greatly accelerates the speed of image reconstruction, and is helpful to remove the grating (022) and fiber bundle (04) cellular grid residues in the reconstructed image and improve the imaging quality of the reconstructed image.

Abstract: The present application provides a multi-system integrated antenna, including reflective plate, intelligent antenna array and base station antenna array both disposed on reflective plate. Intelligent antenna array is at lower end of reflective plate, and includes intelligent antenna subarrays each composed of plurality of intelligent antenna array elements. Base station antenna array includes first base station antenna array elements and second base station antenna array elements. First base station antenna array elements are located at upper end of reflective plate, and second base station antenna array elements are embedded in gaps of intelligent antenna array elements, and enclose intelligent antenna array elements of two adjacent intelligent antenna subarrays. Intelligent antenna array gaps are fully used by second base station antenna array element, increasing base station antenna array elements without increasing reflective plate size. Antenna gain, and facilitating antenna miniaturization is achieved.

Abstract: A solar cell backsheet includes a weathering layer, a first adhesive layer, a polyethylene terephthalate (PET) layer, a second adhesive layer, and a functional layer. The weathering layer, the first adhesive layer, the PET layer, the second adhesive layer, and the functional layer are arranged in said sequence. The functional layer includes a milky layer and a transparent layer, the milky layer and the transparent layer being integrally formed.

Abstract: A wireless network device comprises a wireless signal driver, an application-driver framework that includes a bidirectional interface and an application interface. The application-driver framework is configured for application-agnostic and driver-agnostic communication. The bidirectional interface communicatively couples the wireless signal driver to the application-driver framework. The bidirectional interface includes an abstraction layer via which driver-agnostic command signals and driver-agnostic event signals are communicated with the application-driver framework and via which driver-specific command signals and driver-specific event signals are communicated with the wireless signal driver. The application interface is configured to interface with applications and with the application-driver framework.

Abstract: An integrated circuit may include orthogonal multi-phase scheduling circuitry. The scheduling circuitry may include a number of orthogonal scheduling circuits each of which is configured to receive different command types and to output a single winning command. The scheduling circuitry may further include a phase assignment circuit for receiving the winning commands from the orthogonal scheduling circuits and for assigning the received winning commands to different corresponding phase groups. Each orthogonal scheduling circuit may include command buffers, command arbiters, a global arbiter, and associated safe checking circuits.