Abstract: A multicast service processing method and an access point are disclosed. The method includes: generating, by an access point (AP), a first group addressed frame and an individually addressed frame based on a multicast packet, where the first group addressed frame is encrypted by a first multicast key, and the individually addressed frame is encrypted by a unicast key of a second terminal.

Abstract: Provided are a high-strength and high-conductivity Cu—Ag—Sc alloy and a preparation method thereof. The preparation method includes the following steps: (1) placing metal Ag and metal Sc in an electric-arc furnace and performing smelting under a vacuum condition, performing cooling to normal temperature in the furnace to obtain an Ag—Sc intermediate alloy; (2) placing the Ag—Sc intermediate alloy, an electrolytic copper and the metal Ag in an induction furnace and performing heating to 1200-1300° C. under a vacuum condition, keeping at the temperature for 10-60 min for smelting, then performing casting and cooling to normal temperature in the furnace to obtain ingots; (3) heating the ingots to 700-850° C. under an inert atmosphere, then performing water quenching to normal temperature to obtain heat-treated ingots; and (4) heating the heat-treated ingots to 400-500° C. under an inert atmosphere, then performing air cooling to normal temperature to obtain the high-strength and high-conductivity Cu—Ag—Sc.

Abstract: The disclosure provides an outer rotor assembly and a brushless motor. The outer rotor includes a housing, a rotating shaft, a fan, and a magnetic tile assembly. The housing includes a side wall and an end wall, the side wall and the end wall are of an integrated structure, and a shaft hole is formed in a center of the end wall. One end of the rotating shaft extends into the housing and penetrates out of the shaft hole, and the rotating shaft is fixedly connected with the shaft hole. The fan is fixedly connected with one end of the rotating shaft penetrating out of the shaft hole. And the magnetic tile assembly is disposed within the housing and fixedly connected to the side wall.

Abstract: According to various embodiments, a networking device in a network receives traffic from the network. The networking device duplicates the traffic into a duplicate traffic copy. The networking device encapsulates the duplicate traffic copy into a multicast frame. The networking device sends, via a multicast address, the multicast frame to a network sensor in the network for analysis, wherein the multicast address is reserved in the network for traffic analysis.

Abstract: Disclosed are a pyrazolone-fused pyrimidine compound, a preparation method for same and applications thereof. Provided in the present invention is the pyrazolone-fused pyrimidine compound as represented by formula (II). The compound has improved inhibitory activity with respect to WEE1 kinase.

Abstract: A frequency combination corresponding to target data to be transmitted is determined. The frequency combination includes at least two different frequencies. Ultrasonic waves of frequencies in the frequency combination are sent within a predetermined duration.

Abstract: A flexible displaying substrate includes: a first flexible film layer; a first barrier layer provided on a first surface of the first flexible film layer; a second barrier layer provided on one side of the first barrier layer further away from the first flexible film layer; and a second flexible film layer is provided between the first barrier layer and the second barrier layer; wherein at least one of a surface of the first barrier layer further away from the first flexible film layer and a surface of the second barrier layer closer to the first flexible film layer is provided with a slot, and a first orthographic projection of the second flexible film layer on the first flexible film layer and a second orthographic projection of the slot on the first flexible film layer at least partially overlap.

Abstract: A displaying base plate includes a displaying region and a non-displaying region; the non-displaying region includes a substrate, and a first wiring unit, a first planarization part, at least one blocking wall, a second planarization part and a packaging layer located on the substrate; the first wiring unit is provided with a slot; the first planarization part and the blocking wall are provided on one side of the first wiring unit further away from the substrate; the first planarization part is closer to the displaying region than the blocking wall; orthographic projections of the first planarization part on the substrate and the blocking wall on the substrate do not intersect or overlap; the second planarization part is configured to at least fill and level up the slot in the first wiring unit that is located at the region between the first planarization part and the blocking wall.

Abstract: Provided are antibodies that specifically recognize B7 homology 3 protein (B7-H3).

Abstract: The invention, which discloses a blockchain consensus method, apparatus and system, relates to the technical field of computers.

Abstract: A composition for producing a glass fiber, including the following components with corresponding percentage amounts by weight: SiO2: 57.4-60.9%; Al2O3: greater than 17% and less than or equal to 19.8%; MgO: greater than 9% and less than or equal to 12.8%; CaO: 6.4-11.8%; SrO: 0.1-1.5%; Na2O+K2O: 0.1-1.1%; Fe2O3: 0.05-1%; TiO2: lower than 0.8%; and SiO2+Al2O3: lower than or equal to 79.4%. The total weight percentage of the above components in the composition is greater than 99%. The weight percentage ratio of Al2O3+MgO to SiO2 is between 0.43 and 0.56, and the weight percentage ratio of CaO+MgO to SiO2+Al2O3 is greater than 0.205. The composition can significantly increase the glass modulus, effectively reduce the glass crystallization rate, secure a desirable temperature range (?T) for fiber formation and enhance the refinement of molten glass, thus making it particularly suitable for high performance glass fiber production with refractory-lined furnaces.

Abstract: Disclosed herein is a control method and a control device of cleaning equipment, the method including: controlling the cleaning equipment to stop running straight, when a collected first ADC value is greater than a first preset value; and then controlling the cleaning equipment to turn in a preset direction, then controlling the cleaning equipment to stop turning, when a collected second ADC value is less than a second preset value; and then calculating a first turn angle and a first running distance; next, controlling the cleaning equipment to run straight forward for the first running distance and then stop running straight, and finally controlling the cleaning equipment to turn the first turn angle in the preset direction, then controlling the cleaning equipment to run straight. By adopting embodiments of the present disclosure, efficiency and precision of cleaning equipment in cleaning a pool can be improved.

Abstract: A batching system for producing special cables includes a motor, a loading plate, wire pulling rollers, a transmission steel pipe and a batching motor; the transmission steel pipe is rotatably connected to an upper end surface of the loading plate by a bracket; the motor is fixedly arranged on a side wall of a mounting bracket; the wire pulling rollers are rotatably connected to an upper end surface of the loading plate; the system further includes: a wiring mechanism, a replacing mechanism and a driving mechanism; the wiring mechanism is coaxially and fixedly connected with an outer end surface of the transmission steel pipe; the replacing mechanism is sleeved on the outer end surface of the transmission steel pipe; the driving mechanism is fixedly mounted on a lower end surface of the loading plate; a winding mechanism for winding wires is coaxially and fixedly arranged on the transmission steel pipe.

Abstract: Disclosed are discloses an insulation detection circuit for voltage balance, comprising a bus battery, a bus positive voltage dividing circuit, a bus negative voltage dividing circuit, a differential amplification circuit and a MCU module. The bus battery is respectively connected with the bus positive voltage dividing circuit and the bus negative voltage dividing circuit, the bus positive voltage dividing circuit and the bus negative voltage dividing circuit is respectively connected with the differential amplification circuit, and the differential amplification circuit being connected with the MCU module; the bus battery is configured for supplying power to each module; the bus positive voltage dividing circuit is configured for converting a positive voltage of the bus from high voltage to detectable low voltage; the bus negative voltage dividing circuit is configured for converting a negative voltage the bus from high voltage to detectable low voltage.

Abstract: Disclosed is a high voltage signal and low voltage signal sampling and transmission system based on a high voltage MCU, including a sampling unit, a high voltage processing unit, a communication unit and a low voltage processing unit. The sampling unit includes a bus voltage sampling module, a phase voltage detection module and an IGBT temperature detection module. The high voltage processing unit adopts the high voltage MCU, and the high voltage MCU is configured to perform state monitoring and analog-to-digital conversion on the three-way analog detection signals, and output a digital signal to the communication unit; the communication unit adopts an isolated communication unit to transmit the three-way digital signal converted by the high voltage MCU to the low voltage processing unit; the low voltage processing unit adopts a low voltage MCU to realize sampling and communication of high and low voltage sampling signals.

Abstract: Disclosed are a current calibration method and a system by compensating a voltage of a current sensor, the method comprises: obtaining a power supply sampling voltage Vcc by performing ADC sampling on a power supply of the current sensor, and obtaining a ground plane sampling voltage VGND_sensor by performing analog-to-digital converter (ADC) sampling on a voltage of the ground plane; sampling a current of the current sensor to obtain a sensor sampling voltage Vout, and compensating the voltage of the current sensor to calibrate the sensor sampling voltage Vout, wherein the calibrated sensor sampling voltage Vout_correct is: V out_correct = ( V out - V GND_sensor ) · V nom V cc - V GND_sensor wherein Vnom is a rated voltage of the power supply of the current sensor; and obtaining a calibrated sensor sampling voltage according to the calibrated sensor current value and a conversion coefficient of sampling voltage-current.

Abstract: The disclosure discloses an algebraic decoding method and a decoder for a (n, n(n?1), n?1) permutation group code in a communication modulation system. The basic principle of the decoding method is: assuming that two code elements p(r1)=s1 and p(r2)=s2 can be correctly detected in a received real vector with a length of n, including their element values s1, s2 and position indices r1, r2 in the vector, an intermediate parameter w is determined by solving an equation (r1?r2)w=(s1?s2)(mod n); and each code element is calculated by w according to p(i)=(s1+(n?r1+i)w)(mod n), i=1, 2, . . . , n. The decoder is mainly composed of multiple n-dimensional registers, a w calculator, n code element calculators, and a code element buffer. In the disclosure, in a case where a receiver only correctly detects two code elements in a transmitted codeword with a length of n, the codeword can be correctly decoded by using the received information of the two code elements.

Abstract: A method is described for full waveform inversion using a b-spline projection that produces an earth model that can be used for seismic imaging. The method may be executed by a computer system.

Abstract: An OLED display panel has a display region including sub-pixel regions. The sub-pixel regions include red sub-pixel regions. The OLED display panel includes: a base, light-emitting devices disposed on the base and located in the red sub-pixel regions, and color resist layers disposed in the red sub-pixel regions and located at light-exit sides of the light-emitting devices. A light-emitting device has a microcavity structure, and a length of the microcavity of the light-emitting device is in a range from 100 nm to 500 nm. The light-emitting device is configured to emit red light. The color resist layer is configured such that a transmittance of light with a wavelength of 585 nm or above is greater than a transmittance of light with a wavelength of below 585 nm.

Abstract: A composition for producing a glass fiber, including the following components with corresponding percentage amounts by weight: SiO2: 57.4-60.9%; Al2O3: greater than 17% and less than or equal to 19.8%; MgO: greater than 9% and less than or equal to 12.8%; CaO: 6.4-11.8%; SrO: 0-1.6%; Na2O+K2O: 0.1-1.1%; Fe2O3: 0.05-1%; TiO2: lower than 0.8%; and SiO2+Al2O3: lower than or equal to 79.4%. The total weight percentage of the above components in the composition is greater than 99%. The weight percentage ratio of Al2O3+MgO to SiO2 is between 0.43 and 0.56, and the weight percentage ratio of CaO+MgO to SiO2+Al2O3 is greater than 0.205. The composition can significantly increase the glass modulus, effectively reduce the glass crystallization rate, secure a desirable temperature range (?T) for fiber formation and enhance the refinement of molten glass, thus making it particularly suitable for high performance glass fiber production with refractory-lined furnaces.