35results about How to "Reduce the number of triggers" patented technology

The embodiment of the invention provides a method and a terminal for processing random access. The method comprises the steps that: the terminal triggers primary random access through a media access control (MAC) and successfully accesses network equipment; when a scheduling request (SR) is triggered, the terminal judges whether to trigger secondary random access; if not, the terminal does not execute the random access; the terminal receives an RS-related parameter carrying radio resource control (RRC) reconfiguration message sent by the network equipment; and the terminal determines physicaluplink control channel (PUCCH) resources according to the SR-related parameters and sends the SR by using the PUCCH resources. When the method and the terminal for processing the random access are used in the embodiment of the invention, whether to trigger the primary random access is judged after the primary random access succeeds, the secondary random access is not required to be triggered, theSR is sent through the effective PUCCH resources, so that the triggering time of the random access are greatly reduced. Thus, the access performance of the network system is improved.

The invention provides a wind-driven generator which comprises propellers, a hub, a tower, a propeller regulation device and a protection device, wherein the protection device comprises a second proximity switch, a second limit stop and a limit switch; the second proximity switch and the limit switch are fixed on a bracket of a propeller regulation motor; the second limit stop is fixed on a propeller regulation disc; and the second proximity switch is used for detecting whether each propeller is at a feathering shutdown angle. In the wind-driven generator provided by the invention, a rotary encoder is used for acquiring propeller parameters such as propeller rotation speed, propeller pitch angle and the like, and a first proximity switch or the second proximity switch is used for judging the accuracy of the propeller pitch angle of the propellers detected by the rotary encoder, so that failure of the rotary encoder can be found in time. Besides, the limit switch can be triggered when the propeller pitch angle is at a limit protection angle, thereby providing dual protection for the wind-driven generator, avoiding propeller breaking, runaway or other accidents, lowering the maintenance cost of the wind-driven generator and greatly reducing the triggering frequency of the limit switch.

The invention discloses a power system control method based on the event-triggered dynamic triggering mechanism. a PMU is connected to a generator for dynamic and real-time monitoring; an output y(t)of the PMU is transmitted to a sensor, wherein the sensor is used for receiving and storing signals; an event generator is introduced after the sensor and a control process is operated by the event generator; a retainer is connected after the event generator and is used for keeping an output y(tk) of the event generator constant in [tk,tk+1] during the process of event triggering sampling; if a dynamic triggering strategy is satisfied, then triggering, i.e., non-uniform sampling, is carried out by the event generator; an output y(tk) is obtained by updating data; then an input u(t) of a controller is updated; finally, the updated input u(t) is transmitted to an executor and returned to the generator to continue updating the output y(t); the above steps are cycled. Compared with the prior art, the invention has the following advantages: the dynamic triggering mechanism relates not only to the current output and error, but also to the previous one; adding internal dynamic variables makesit easier to control and adjust the system's event triggering strategy.

The invention discloses a destruction-resistant routing method oriented on a GEO / LEO double-layer satellite network, and a GEO / LEO double-layer satellite network architecture adopted in the method. With the idea of hierarchical clustering, routing table calculation of an LEO in a covering domain is managed by taking a GEO layer with redundancy as a management layer of an LEO layer and a GEO as a cluster head, so that the destruction-resistant function of the architecture is sufficiently played; simultaneously, a link state evaluation model is designed; therefore, the purpose of comprehensively evaluating the link state by setting different variables in different angles can be achieved; rerouting of the GEO layer to the whole satellite network is promoted by setting six threshold values for the link state, so that the purposes of realizing the destruction-resistant performance and avoiding congestion can be achieved; therefore, a satellite destruction-resistant routing strategy has better transformation application prospect in the fields of aerospace and social economy; and the destruction-resistant routing method belongs to the technical field of satellite communication.

The invention discloses a reverse transmission method and system of power distribution data, and a computer readable storage medium. The method comprises the following steps: obtaining power distribution service data in a management information area; selecting information according to a scheduling policy, and selecting a target data scheduling policy in multiple data scheduling policies, wherein the multiple data scheduling policies comprise a data priority transmission policy, a data traffic monitoring transmission policy, and a data packaging transmission policy; allocating the power distribution service data to storage locations of corresponding data types; determining a transmission priority of the power distribution service data of each storage location according to the target data scheduling policy; and sending the power distribution service data of each storage location to a production control area through a reserve isolation device according to the transmission priority from high to low. By adoption of the technical scheme disclosed by the invention, the timeliness and reliability of the reverse data transmission of the power distribution service data in the management information area to the production control area are improved.

The invention relates to the technical field of spectral analysis, in particular to a laser induced spectrum data processing method based on wavelet analysis, which can improve the spectral analysis precision and efficiency and solve the problems that the current laser induced spectrum analysis results are influenced by ineffective measurement data, and the like. The laser induced spectrum data treatment method based on wavelet analysis comprises the following steps: (1) acquiring an effective measurement pattern template G<m>, extracting the effective measurement pattern template when a substance standard sample to be measured is calibrated, and carrying out calibration operation with the corresponding measurement data of the effective measurement pattern template to acquire calibration parameters; and (2) processing actual spectrum measurement data of the measured sample, comparing the actually measured spectrum data with the effective measurement pattern template in actual measurement, keeping the effective spectrum measurement data, and calculating the effective measurement spectrum data based on the calibration parameters to obtain the element content information of the measured sample. The invention can effectively improve the measurement precision, and acquire the effective measurement data of required number based on laser excitation measurement of limited number of time, thereby effectively prolonging the service life of a laser measurement system.

The invention discloses a multistage serial-parallel conversion circuit, which is characterized by comprising at least three stages of D trigger groups. The first stage of D trigger groups comprises n cascaded D triggers with the same first clock signals; the second stage of D trigger groups comprises n*m cascaded D triggers with the same second clock signals; the third stage of D trigger groups comprises n*m cascaded D triggers with the same third clock signals; in the first stage of D trigger groups, the output end of the ath D trigger is connected with the input end of the ath D trigger in the second stage of D trigger groups; the output end of the ((m-1)*n+a)th D trigger in the second stage of D trigger groups is connected with the input end of the (m*n+a)th D trigger in the second stage of D trigger groups and is also connected with the input end of the ((m-1)*n+a)th D trigger in the third stage of D trigger groups; and n, m and a are all natural numbers, and a< / =n.

An embodiment of the invention relates to a data processing method. The method comprises the steps of updating pre-stored bidding information of a DSP (Demand Side Platform) according to a response of the DSP when a bidding request is sent to the DSP; calculating a participation rate of the DSP according to the bidding information; when the participation rate is smaller than a first preset threshold, reducing a triggering probability of the DSP according to a preset rule, thereby obtaining a target triggering probability; and when the bidding request is sent again, determining whether the bidding request is sent to the DSP or not according to the target triggering probability. Embodiments of the invention furthermore disclose a data processing apparatus and an electronic device. According to the technical scheme provided by the method, the apparatus and the electronic device, a triggering frequency of the DSP with a low response frequency can be reduced and the number of DSPs needed to be triggered can be reduced under the condition of ensuring the bidding efficiency and effect, so that the network bandwidth can be saved and the server performance can be improved.

The embodiment of the invention discloses an aperiodic communication remote observer of an intelligent ship. The aperiodic communication remote observer comprises a ship end event triggering module, aship end position information prediction module, a control end position information prediction module, a control end event triggering module, a position observation module, a total disturbance observation module and a speed observation module, wherein the ship end event triggering module is used for outputting position information obtained after a conduction task is executed at the previous triggering moment or actual position information of a ship at the current moment based on a preset ship end event triggering mechanism; and the ship end position information prediction module is used for outputting the obtained position prediction information and the like. According to the invention, the communication efficiency between the sensor and the observer can be improved, the reliability of ship observation is improved, the sampling calculation burden and the communication cost can be reduced, the dependence on ship motion parameter information is reduced, and the observation is easy to realize.

The invention discloses an optical module circuit and an optical module, the optical module circuit comprises a power supply input end, a transimpedance amplifier, a power supply circuit, a slow power-on circuit, a voltage division circuit and a discharge circuit, wherein the power supply circuit provides a working voltage for a photoelectric detector when a power supply voltage input by a power supply input end is greater than or equal to a first preset voltage value; the slow power-on circuit controls the trans-impedance amplifier to be powered on earlier than the photoelectric detector whenthe power supply voltage input by the power supply input end is greater than or equal to a first preset voltage value. When the power supply voltage input by the power supply input end is smaller than a first preset voltage value, the voltage division circuit divides the power supply voltage of the power supply circuit so as to accelerate the power-off speed of the power supply circuit. When thepower supply voltage input by the power supply input end of the discharge circuit is smaller than a first preset voltage value, the power supply circuit is powered off earlier than the trans-impedanceamplifier. The optical module circuit is used for reducing the triggering frequency of overcurrent protection.

The invention provides a method for detecting and defending ransomware based on access permission. The method comprises steps of setting a sensitive folder in the to-be-monitored system, setting a defense script for the to-be-monitored system, configuring the defense script for the to-be-monitored system, monitoring a system API required by file traversal in real time, intercepting all processes for calling the file to traverse the system API, setting the processes as concerned processes, and searching software corresponding to the concerned processes in the white list; when the software corresponding to the concerned process does not exist in the white list, judging whether a folder traversed by calling a system API by the concerned process is in a sensitive folder list or not; when the folder traversed by calling the system API by the concerned process is a sensitive folder, calling the system API by the concerned process; performing process injection on the concerned process, monitoring all file operating system APIs of the concerned process, providing file operations performed by each file operating system API of the concerned process for a user to confirm, and performing corresponding operations on actions of the concerned process according to a confirmation result of the user.

The invention belongs to the technical field of intelligent control, and discloses a multi-agent system consistency method, a storage medium and a computer, and the multi-agent system consistency method comprises the steps: building a multi-agent dynamic model interfered by external disturbance; according to the communication topology among the multiple agents, determining an estimation method of each agent to the own state and the neighbor node state; determining a controller according to the multi-agent dynamic model and state estimation; determining an event triggering condition; and enabling each agent to perform event triggering condition detection according to the event triggering condition determined in the fourth step. According to the MAS model established by the invention, external interference is considered, continuous communication between adjacent agents is not needed, a strategy for event triggering condition detection is optimized, the triggering frequency can be remarkably reduced, system resources are saved, and the calculation burden is relieved.

The invention provides a data read-write method, a read-write device and a dynamic random access memory. The method includes: entering a page read-write mode according to a mode selection command, wherein the page read-write mode command is configured through a mode register of the dynamic random access memory; receiving page read-write commands, wherein the page read-write commands comprise a page read-write enable command and a cross read command, the page read-write enable command is configured through a first reserved bit of a read-write command of the dynamic random access memory, the cross read command is configured through a second reserved bit of the read-write command of the dynamic random access memory, and the cross read command is used for controlling cross read-write data in aplurality of storage block groups; and executing cross page read-write operation according to the page read-write command.

The invention relates to a transformer voiceprint anomaly detection method based on multi-band self-supervision. The method comprises the following steps: acquiring and preprocessing voiceprint data of a transformer; performing feature extraction on the collected voiceprint data; a self-supervised multilayer full-connection neural network model is designed, working voiceprint data features of the transformer are self-supervised and learned, and differences between the voiceprint data features are judged; in the self-supervised learning, when continuous voiceprint data features are input, the multi-layer full-connection neural network model outputs a continuous voiceprint data anomaly monitoring difference degree result; and identifying and detecting the abnormal frequency feature vector by using a template matching algorithm, and performing separate registration on the abnormal frequency feature vector to realize generalization identification and detection. According to the method, the key features in the transformer voiceprint are reserved, the parameters of the non-key frequency band are compressed, the feature vector dimension is reduced, the calculation burden is reduced, the system analysis speed is increased, the workload of professionals is greatly saved, and the precision deviation caused by manual intervention is reduced.

The invention relates to the technical field of nonlinear system control, and provides a nonlinear system adaptive event trigger control method and system, and the method comprises the steps: obtaining a reference signal and controller output at an initial moment, obtaining nonlinear system control input at the initial moment, obtaining a first auxiliary variable through an auxiliary system, and obtaining a second auxiliary variable through coordinate transformation; obtaining a second auxiliary variable, and obtaining an estimated value of a disturbance term through a nonlinear disturbance observer; a dynamic signal in a dynamic event triggering mechanism is obtained, the controller output is updated through the virtual controller and the dynamic event triggering fuzzy controller in sequence, and the controller output is returned to the auxiliary system; wherein a dynamic event triggering mechanism of the dynamic event triggering fuzzy controller dynamically adjusts a threshold parameter of an event triggering condition; based on the second auxiliary variable, an adaptive law is obtained to update the virtual controller. And the triggering frequency of a dynamic event triggering mechanism is reduced.

The invention discloses a multistage serial-parallel conversion circuit, which is characterized by comprising at least three stages of D trigger groups. The first stage of D trigger groups comprises n cascaded D triggers with the same first clock signals; the second stage of D trigger groups comprises n*m cascaded D triggers with the same second clock signals; the third stage of D trigger groups comprises n*m cascaded D triggers with the same third clock signals; in the first stage of D trigger groups, the output end of the ath D trigger is connected with the input end of the ath D trigger in the second stage of D trigger groups; the output end of the ((m-1)*n+a)th D trigger in the second stage of D trigger groups is connected with the input end of the (m*n+a)th D trigger in the second stage of D trigger groups and is also connected with the input end of the ((m-1)*n+a)th D trigger in the third stage of D trigger groups; and n, m and a are all natural numbers, and a< / =n.

The present invention discloses a radio frequency pulse multimode weighting-based high-resolution fast magnetic resonance imaging method. The method includes the following steps that: a hyperpolarized gas is collected; proton MR positioning imaging is performed, so that position information can be obtained; multimode weighting is performed on different regions of the original K space of an imaging object through using radio frequency pulses, 2-dimensional or 3-dimensional coding is performed on the imaging object in a Cartesian coordinate system, the echo signals of the imaging object are collected; and a reconstructed image is obtained through the echo signals. With the method of the invention adopted, image artifacts in a phase encoding direction caused by a K-space filtering effect can be decreased; the improvement of the SNR of the image can be facilitated; the number of the times of excitation in the phase encoding direction can be reduced, and imaging time can be greatly shortened; and a K-space radio frequency pulse multimode weighting method is adopted, so that more image details can be reserved.

The embodiment of the invention discloses printing equipment capable of preventing ink deposition. The printing equipment comprises a main ink box, a second-level ink box, a spray head, an ink inlet pipe, an ink outlet pipe, a liquid level sensor, a control circuit and a circulating pump, the ink inlet pipe is connected with the main ink box and the spray head, the ink outlet pipe is connected with the spray head and the second-level ink box, the input end of the circulating pump is connected with the second-level ink box, the output end of the circulating pump is connected with the main ink box, in the vertical height, the bottom position of the main ink box is higher than the bottom position of the second-level ink box and lower than the top position of the second-level ink box, the liquid level sensor is used for sending a second-level ink box liquid level highest signal to the control circuit when the liquid level of the second-level ink box reaches the liquid level highest point; and the control circuit is used for controlling the circulating pump to start when receiving the highest liquid level signal of the second-level ink box. According to the embodiment of the invention, the ink in the spray head can flow, and the deposition of the ink in the nozzle is reduced.

The invention discloses an electric vehicle charging scheduling method based on an event triggering consistency algorithm. The method considers the balance among factors such as system economy, power distribution level limitation and electric vehicle battery performance degradation. In order to effectively reduce the communication pressure of the network, an event triggering mechanism is adopted in the process of transmitting and updating the individual electricity price of the electric vehicle. Based on a proposed event triggering consistency algorithm, the problem of distributed electric vehicle charging coordination is solved, and an optimal charging strategy of the system is obtained. According to the invention, on the basis of ensuring that the charging scheduling task is effectively completed, on-demand transmission of the individual electricity prices among the electric vehicles is realized, the communication pressure of the network is obviously reduced, the communication congestion of the network is avoided, and the safe and stable operation of the whole electric vehicle charging scheduling system is ensured.

The invention belongs to the technical field of intelligent networked automobiles, and particularly relates to an intelligent networked automobile formation control method based on event triggering, which comprises the following steps of: measuring and receiving state information of a front automobile and an own automobile through internet-of-vehicles communication and an own automobile sensor; estimating the measured vehicle state information by using a Kalman filter; inputting the acquired and processed state information into an upper layer controller; the expected acceleration and the actual vehicle state are input into a lower-layer controller to correct the opening degree of a throttle valve and the brake pressure; and outputting a self-vehicle acceleration transmission value according to the event triggering strategy. According to the invention, the communication frequency and energy consumption between vehicles are reduced by using an event triggering strategy, Kalman filtering is introduced to carry out state estimation on information received by a self-vehicle sensor, the following precision is improved, the following error is reduced, and the internal triggering time is increased; a linear optimal quadratic form (LQR) is adopted to design a following control law, the control target of the formation is achieved, and the safety of following vehicles is guaranteed.

The invention discloses a fast fluorescence lifetime imaging method based on a single-photon avalanche diode detector. The method uses a single-photon avalanche diode as a detection device, and performs photon sampling through discrete and aliasing multiplexed detection windows. Through the principle of Monte Carlo simulation, the fluorescence decay curve is fitted, and the fluorescence lifetime is calculated. The whole circuit work is divided into the preparation stage of detection, the detection stage and the readout stage. In the detection stage, the laser excites the fluorescence of the sample to be tested, and uses the control of the working state of the SPAD and the gating signal to control the gating of the avalanche pulse caused by the photon to realize the window detection of discrete and aliasing, and record the detected data down. The invention utilizes the discrete and aliasing multiplexing detection method to expand the optimal detection range of the time detection window method and reduce detection errors. Two counting modules are integrated in each pixel unit, so that two sets of data can be sampled after a single fluorescence excitation, which can effectively improve the imaging speed.

The invention discloses a driving signal generation method and system of a solid-state power amplifier. According to the invention, dynamic process detection is firstly carried out on all driving signals, the driving signals of the whole period to which fault signals belong are removed after anomaly detection, anomaly quantity and the abnormal driving signals are obtained in a detection process, the anomaly quantity and the abnormal driving signals are fed back to a signal source for adjustment, and then the driving signals are refilled; when the abnormal driving signals are detected in the dynamic process detection, a driving circuit does not need to be directly locked, and the abnormal signals are fed back, adjusted and filled in time, so that a guarantee is provided for normal work of a power amplifier; and the fault signals are removed through the dynamic process detection, so that the number of times of triggering of a latch-up protection circuit is reduced fundamentally, the working efficiency of the power amplifier is improved, the service life of devices is prolonged, and energy consumption in the detection process is reduced.