Abstract: An online fast processing method for real-time data based on edge computing. In the method, a dynamic online de-noising method is adopted to remove noise contained in speeds to ensure the effectiveness and accuracy of de-noising results; for the displacement integrated online, an efficient method is adopted for dynamic online de-noising to further reduce the effectiveness of drift in the displacement value on final integration results; and under the condition of ensuring the accuracy of an integration method, an integration algorithm is embedded into an edge device to realize fast calculation and analysis of data near a data source and realize dynamic fast integration of online signals based on the edge device, which provides effective references for efficient processing and calculation of data.

Abstract: Embodiments of the present invention relate to the technical field of oscilloscopes and disclose a method and an apparatus for decoding an oscilloscope signal and an oscilloscope. The method includes: obtaining a voltage signal; converting the voltage signal into a digital signal; determining whether the digital signal matches a decoding protocol; and if so, decoding the digital signal according to the decoding protocol, and outputting decoding result information. In the embodiments, the digital signal is decoded according to the decoding protocol, to generate the decoding result information without relying on a hardware device for decoding, so that when a new protocol is used for decoding, decoding compatibility may be improved without changes in hardware.

Abstract: The present invention belongs to the field of the digital twin, and relates to a digital twin framework of weld joint fatigue based on a structural stress method. The framework is divided into an off-line stage and an on-line stage, wherein the off-line stage comprises establishing a finite element model, calculating equivalent structural stress, and training an artificial intelligence algorithm; and the on-line stage comprises reading sensor data, predicted by the artificial intelligence algorithm, counting by a rainflow counting method and calculating remaining life by cumulative damage. The framework combines five methods, i.e. a finite element method, a structural stress method, the artificial intelligence algorithm, an upper envelope method, the rainflow counting method, and a Miner linear cumulative damage method.

Abstract: The present invention belongs to the technical field of signal processing, and relates to an online fast processing method for real-time data based on edge computing. In the present invention, a dynamic online de-noising method is adopted to remove noise contained in speeds to ensure the effectiveness and accuracy of de-noising results; for the displacement integrated online, an efficient method is adopted for dynamic online de-noising to further reduce the effectiveness of drift in the displacement value on final integration results; and under the condition of ensuring the accuracy of an integration method, an integration algorithm is embedded into an edge device to realize fast calculation and analysis of data near a data source and realize dynamic fast integration of online signals based on edge computing, which provides effective references for efficient processing and calculation of data.

Abstract: A method for monitoring an unmanned aerial vehicle (UAV) includes: acquiring, by a processor of the UAV, a UAV monitoring message, wherein the UAV monitoring message includes information on one or more of: identification information related to the UAV and status information related to the UAV; composing, by the processor of the UAV, a Service Discovery Frame (SDF) carrying the UAV monitoring message, the SDF being compliant with a Neighbor Awareness Networking (NAN) protocol; wirelessly broadcasting, by the UAV, the SDF carrying the UAV monitoring message; receiving the broadcasted SDF by a user terminal; acquiring the UAV monitoring message from the received SDF by the user terminal; and outputting the UAV monitoring message through an interface of the user terminal.

Abstract: A method for controlling an unmanned aerial vehicle includes obtaining flight status information of a target aircraft, determining a relative direction of the target aircraft relative to the unmanned aerial vehicle according to the flight status information of the target aircraft, and communicatively connecting an automatic dependent surveillance broadcast (ADS-B) device of the unmanned aerial vehicle to a target antenna selected from a plurality of antennas of the unmanned aerial vehicle according to the relative direction and radiation patterns of the plurality of antennas, so that the ADS-B device obtains and analyzes an ADS-B signal from the target aircraft received by the target antenna. The radiation patterns of the plurality of antennas are different from each other.

Abstract: Embodiments of the present invention relate to the technical field of oscilloscopes and disclose a method and an apparatus for processing an oscilloscope signal and an oscilloscope. The method for processing the oscilloscope signal includes: obtaining a voltage signal; determining high and low level signals in the voltage signal according to a reference voltage; determining a valid digital signal from the high and low level signals; and displaying a waveform image of the digital signal. According to the embodiments of the present invention, the voltage signal may be converted into the digital signal without digital processing on the voltage signal via a hardware device such as an analog converter, thereby reducing costs of the oscilloscope and facilitating user operation and carrying.

Abstract: Embodiments of the present invention relate to the technical field of oscilloscopes and disclose a method and an apparatus for processing oscilloscope data and an oscilloscope. The method for processing the oscilloscope data includes: collecting measured data; storing the measured data in a storage space; sending a measured data read request to at least one function module, to cause the at least one function module to read the measured data from the storage space according to the measured data read request, respectively, and process the measured data; respectively receiving processing result information returned after the at least one function module processes the measured data; and outputting the processing result information. The measured data is stored in the storage space to call relevant data from the storage space as needed for observation, analysis, comparison or playback.

Abstract: Embodiments of the present invention relate to the technical field of oscilloscopes and disclose a method and an apparatus for decoding an oscilloscope signal and an oscilloscope. The method includes: obtaining a voltage signal; converting the voltage signal into a digital signal; determining whether the digital signal matches a decoding protocol; and if so, decoding the digital signal according to the decoding protocol, and outputting decoding result information. In the embodiments, the digital signal is decoded according to the decoding protocol, to generate the decoding result information without relying on a hardware device for decoding, so that when a new protocol is used for decoding, decoding compatibility may be improved without changes in hardware.

Abstract: Embodiments of the present invention relate to the technical field of oscilloscopes and disclose a method and an apparatus for processing an oscilloscope signal and an oscilloscope. The method for processing the oscilloscope signal includes: obtaining a voltage signal; determining high and low level signals in the voltage signal according to a reference voltage; determining a valid digital signal from the high and low level signals; and displaying a waveform image of the digital signal. According to the embodiments of the present invention, the voltage signal may be converted into the digital signal without digital processing on the voltage signal via a hardware device such as an analog converter, thereby reducing costs of the oscilloscope and facilitating user operation and carrying.

Abstract: A method for controlling an unmanned aerial vehicle (UAV) includes obtaining flight status information of an aircraft detected by an automatic dependent surveillance-broadcast (ADS-B) receiver carried by the UAV, obtaining flight status information of the UAV, and controlling a flight status of the UAV according to the flight status information of the aircraft and the flight status information of the UAV.

Abstract: Disclosed herein are polybutadiene grafted isoprene rubber, processes for preparing polybutadiene grafted isoprene rubber, mixed compositions and vulcanized forms thereof.

Abstract: The method for preparation of polyisoprene includes conducting polymerization reaction of isoprene in a first organic solvent under the presence of rare earth catalyst I and rare earth catalyst II, to obtain polyisoprene with bimodal molecular weight distribution, wherein the polymerization reaction conditions are controlled to ensure the peak molecular weight of the high molecular weight component fraction in the polyisoprene is 1×106-2×106 and the peak molecular weight of the low molecular weight component fraction is 2×105-4×105, and the weight ratio of content of the high molecular weight component fraction to the low molecular weight component fraction is 1-25:1. The molecular weight distribution of the polyisoprene obtained with the method provided is bimodal distribution; therefore, the polyisoprene not only has the mechanical properties of polyisoprene with high molecular weight, but also has the processability of polyisoprene with low molecular weight.

Abstract: Disclosed herein are polybutadiene grafted isoprene rubber, processes for preparing polybutadiene grafted isoprene rubber, mixed compositions and vulcanized forms thereof.

Abstract: The method for preparation of polyisoprene includes conducting polymerization reaction of isoprene in a first organic solvent under the presence of rare earth catalyst I and rare earth catalyst II, to obtain polyisoprene with bimodal molecular weight distribution, wherein the polymerization reaction conditions are controlled to ensure the peak molecular weight of the high molecular weight component fraction in the polyisoprene is 1×106-2×106 and the peak molecular weight of the low molecular weight component fraction is 2×105-4×105, and the weight ratio of content of the high molecular weight component fraction to the low molecular weight component fraction is 1-25:1. The molecular weight distribution of the polyisoprene obtained with the method provided is bimodal distribution; therefore, the polyisoprene not only has the mechanical properties of polyisoprene with high molecular weight, but also has the processability of polyisoprene with low molecular weight.