21 results about "Remote guidance" patented technology

The invention relates to the field of electric power systems, in particular to an electric power facility remote intelligent maintenance method and system. The method comprises the following steps: collecting three kinds of heterogeneous monitoring data of vibration spectrum, infrared thermal imaging and partial discharge signals; mapping the data to a three-dimensional feature fusion space, and calculating a mahalanobis distance to generate a fusion feature matrix; extracting spatio-temporal features by using a convolutional long-short-term memory network, and outputting a triple diagnosis result including a fault type, a severity level and an evolution trend; searching a dynamic maintenance scheme in a maintenance strategy knowledge graph based on the diagnosis result; solving an optimal resource scheduling scheme by adopting an improved Hungary algorithm in combination with the geographic topology and the resource state; the maintenance operation is remotely guided through the augmented reality terminal, and real-time verification is carried out; and collecting the maintained data, carrying out residual analysis, and reversely optimizing the knowledge graph. The method realizes full-process intelligent management, improves timeliness and reliability of operation and maintenance of electric power facilities, and is suitable for a remote intelligent maintenance scene of an electric power system.

The application relates to the technical field of medical equipment, and particularly discloses a head-mounted operation camera system and method, wherein the system comprises a shell; a main control board is arranged in the shell; a universal joint is connected to the front of the shell; and a camera module is connected to the universal joint; the camera module comprises a front cover and a rear cover; a CMOS module is arranged between the front cover and the rear cover; a replaceable optical filter is arranged in front of the front cover; and the replaceable optical filter and the front cover are both provided with magnets; an image processing module arranged in the main control board sequentially completes original image processing, exposure regulation and control, stroboscopic suppression, focus calibration, resolution optimization and color correction to generate optimized image data. The main control board analyzes the image in real time, evaluates the image quality, drives the CMOS module to optimize the acquisition parameters and continues to acquire, and forms a closed-loop imaging regulation and control mechanism; the real-time remote guidance and postoperative review improve the operation quality. The rear of the shell and the front of a separate wearing and fixing sheet are provided with multiple-stage magnet sheets, the shell is fixed on the head of an operator through clamping of an operating cap, and the shell is convenient to wear and deploy.

The invention is suitable for the technical field of medical imaging, and provides a robot remote guidance method, device and system, and the method comprises the steps: obtaining a left and right eye image group sequence collected by a binocular camera through first electronic equipment of an operation end, and determining a target disparity map of each left and right eye image group, taking the integer part and the decimal part of the pixel value of each pixel in the target disparity map as a first channel value and a second channel value respectively, taking a preset placeholder as a third pixel value of the pixel to obtain a three-channel disparity map, and compressing the three-channel disparity map and the reference image into a target compressed file, sending the target compressed file and the parameter information of the binocular camera to the head-mounted device of the guidance end; and the head-mounted device restores the target three-dimensional coordinates and the color information of each spatial point from the target compressed file according to the parameter information, and renders and displays all spatial points according to the target three-dimensional coordinates and the color information, so that the data transmission efficiency and the data quality can be improved on the premise of ensuring the accuracy of remote operation guidance.

The application is a kind of method for remotely guiding infrared observation equipment to observe target, belonging to the technical field of remote guidance, which comprises the following steps: a remote control terminal locates the observation target and obtains target position information, and then wirelessly transmits the target information to first, second and third infrared observation equipment; the remote control terminal estimates the optimal observation distance based on the estimated size of the target and the field of view angle and resolution of the first infrared observation equipment; the remote control terminal guides the first, second and third infrared observation equipment to move to the optimal observation distance from the target position and to the positions of the three apexes of the inscribed regular hexagon in the circle for cooperative target observation; the remote control terminal remotely controls the real-time adjustment of the direction, position and focal length of each infrared observation equipment based on the video stream images returned by the first, second and third infrared observation equipment. The application is used to remotely and real-timely guide infrared observation equipment to observe the specified target.

The present invention relates to the field of rendezvous guidance technology, and particularly relates to a rendezvous guidance method, device, computing device and storage medium for deep space exploration. Among them, the method is applied to the on-board guidance system of a tracking spacecraft, and includes: when the tracking spacecraft reaches the orbital position from the Earth to space, guiding according to the guidance instructions of the ground control system, so that the tracking spacecraft reaches the remote anchor point from the orbital position; performing autonomous remote guidance based on the pre-acquired orbital information of the remote anchor point and the nominal value of the near anchor point, so that the tracking spacecraft reaches the near anchor point from the remote anchor point; performing autonomous near guidance based on the nominal value of the near anchor point and the orbital information of the target spacecraft, so that the tracking spacecraft performs autonomous rendezvous and docking with the target spacecraft. In this solution, by inserting a remote anchor point and a near anchor point, the tracking spacecraft can directly dock with the target spacecraft from far to near after being launched into orbit from the Earth, which can greatly reduce the waste of time and fuel.

Disclosed are a remote medical guidance method and system based on virtual reality, belonging to the technical field of medical guidance. The method includes: obtaining an action sequence of remote guidance personnel for medical operations; and generating a three-dimensional operation model based on the action sequence and displaying the three-dimensional operation model in an operation live scene. The present disclosure achieves remote guidance of medical operations based on virtual reality, eliminating the need to relocate patients or medical personnel and avoiding missing the optimal treatment time window.

The invention discloses an infant airway collaborative intubation safety control system based on different-place mixed reality. The system aims at solving the problems of space synchronization robustness and predictive time delay compensation in remote guidance, a mapping relation between a local coordinate system and a remote coordinate system is established through a space synchronization module, a long short-term memory (LSTM) network is used for predictive compensation of a remote expert track, and visual lag is eliminated. The core safety mechanism comprises the steps that the airway dynamic model module generates a real-time dynamic signed distance field (D-SDF); the risk prediction module calculates the dynamic collision risk probability of the laryngoscope tail end and the dynamic airway wall in real time. The tactile feedback device responds to the risk probability, adopts a variable admittance control strategy, generates an operation viscous sense by nonlinearly increasing virtual damping, and activates a virtual stiffness item pointing to a safety area when the risk exceeds a critical value, so as to apply a reverse elastic restoring force and realize active safety avoidance in a physical level. And the submillimeter precision and safety of the airway operation of the infant are ensured.

The invention discloses a lunar orbit rendezvous remote guidance rapid iterative guidance method. The method comprises the following steps: acquiring an initial orbit state corresponding to an initial moment and an orbit target state corresponding to a terminal moment; establishing a nonlinear equation set of a design variable and a terminal track state; based on the near-circular orbit element representation forms of the terminal orbit state and the orbit target state, the nonlinear equation set of the design variables and the terminal orbit state is converted; determining an iteration initial value and a convergence condition; and on the basis of the determined iteration initial value and the convergence condition, iterative solution is conducted on the converted design variable and the nonlinear equation set of the terminal track state till the convergence condition is met, the final design variable is obtained, and guidance is completed. The method is high in iteration efficiency, high in calculation speed and suitable for any orbital transfer frequency, the component of each orbital transfer can be specified at will, and the method is particularly suitable for meeting the requirements for on-orbit real-time generation of the remote guidance orbital transfer strategy of the moon orbit intersection and remote guidance strategy reconstruction under the fault condition.

An interventional robotic device paired with an imaging device, for which a remote user selects targets or 'waypoints' on a remote interface and the robot subsequently maneuvers to satisfy commands implied by those targets or waypoints is described herein. By coupling a robotic targeting device to an ultrasound imager, the imaging plane is adjusted to match the measured position and orientation of the instrument tip, and / or the plane and robotic device adjusts to be optimally positioned and oriented relative to an anatomic target. By coupling a robotic targeting device to a multi-plane-capable ultrasound imager, the anticipated trajectory and / or intersection point of the instrument on / in the imaging planes may be displayed atop the ultrasound image. By coupling a robotic targeting device to an ultrasound system that has needle visualization enhancement features, the measured position and orientation of the instrument is used as inputs to the visualization features to most effectively enhance the instrument.

The present invention discloses a rapid iterative guidance method for lunar orbit rendezvous and remote guidance, comprising: obtaining an initial orbital state corresponding to an initial moment and an orbital target state corresponding to a terminal moment; establishing a nonlinear equation group of design variables and terminal orbital states; transforming the nonlinear equation group of design variables and terminal orbital states based on the near-circular orbit element representation of the terminal orbital state and the orbital target state; determining iterative initial values ​​and convergence conditions; iteratively solving the nonlinear equation group of the transformed design variables and terminal orbital states based on the determined iterative initial values ​​and convergence conditions until the convergence conditions are met, obtaining the final design variables, and completing the guidance. The method of the present invention has high iterative efficiency and fast calculation speed, is applicable to any number of orbit changes, and the components of each orbit change can be arbitrarily specified. It is particularly applicable to the needs of on-orbit real-time generation of lunar orbit rendezvous and remote guidance orbit change strategies and reconstruction of remote guidance strategies under fault conditions.

A system for guiding a drone to an intended destination using a remote guidance system, independent of a global positioning system installed on the drone and independent of radio guidance. The system uses a two-way optical communication channel between the guidance system and the drone. The drone and the guidance system each have a light source emitting a beam of encoded light, such as a modulated laser beam, and having an extended field of illumination, and a detector receiving the impinging light beam. The guidance system can detect the angular location of the drone emission, and can transmit instructions optically to the drone, while the drone can receive flight path instructions from the guidance system. The drone can be launched from a position that is not in the line of sight of its intended destination and guided optically from the launch position to its intended target destination.

1. The name of the design product: sleep monitor (multiple lead). 2. The use of the design product: for people with symptoms of sleep breathing disorders (suspected) to complete wearing at home combined with remote guidance, and to monitor physiological parameters during sleep, to realize portable sleep breathing disorder screening and provide medical basis for subsequent diagnosis and treatment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: combined state reference drawing.

The present invention discloses a real-time panoramic three-dimensional digital construction site map supervision system and method. The system includes a data layer system, a core layer system, and an interaction layer system. The present invention realizes the fusion of multi-channel and multi-angle monitoring images; extracts key frame images, RTK, GPS, electronic compass and other information of the monitoring group in the form of time sequence, and combines the oblique photography real scene three-dimensional restoration technology to obtain a dynamically updated digital elevation model and orthophoto map of the construction site; fuses the orthophoto map with the satellite map, and realizes the rapid dispatching of the monitoring of engineering sites in multiple places around the world by the supervision department through the map indexing method, so as to have the ability of simultaneous remote guidance and supervision management for multiple engineering sites; multi-terminal interaction realizes the simultaneous collaborative supervision management of the same engineering site by multiple management departments, thereby improving the coherence and efficiency of cooperation among multiple departments.

An interventional robotic device paired with an imaging device, for which a remote user selects targets or ‘waypoints’ on a remote interface and the robot subsequently maneuvers to satisfy commands implied by those targets or waypoints is described herein. By coupling a robotic targeting device to an ultrasound imager, the imaging plane is adjusted to match the measured position and orientation of the instrument tip, and / or the plane and robotic device adjusts to be optimally positioned and oriented relative to an anatomic target. By coupling a robotic targeting device to a multi-plane-capable ultrasound imager, the anticipated trajectory and / or intersection point of the instrument on / in the imaging planes may be displayed atop the ultrasound image. By coupling a robotic targeting device to an ultrasound system that has needle visualization enhancement features, the measured position and orientation of the instrument is used as inputs to the visualization features to most effectively enhance the instrument. Inverse kinematics (IK) based constrained backdriving allows the user to only focus on the part they need to control and assists the rest of the motion kinematically in a human-in-the-loop fashion.

The embodiment of the invention provides a first-aid method and system based on environmental adaptability. The method comprises the following steps: firstly, collecting environment information such as temperature and humidity of an accident occurrence place, evaluating extra risks of the environment to the injury, and generating an environment factor evaluation result; and in combination with vital sign data of the wearable medical device and position information of the latest medical institution provided by the geographic positioning service, a personalized first-aid scheme is generated by using a deep learning algorithm. And then, continuously monitoring environment change by adopting a dynamic programming algorithm, predicting results of different decision paths, and creating an emergency scene simulation platform through a virtual reality technology to carry out rehearsal testing and optimize an emergency strategy. And finally, establishing real-time communication connection between on-site first-aid personnel and professional medical personnel by utilizing a 4G / 5G network, integrating opinions of multiple experts, improving a first-aid strategy, and generating a comprehensive scheme including remote guidance support and on-site first-aid action plans. According to the technical scheme provided by the embodiment of the invention, the first-aid response speed and accuracy are improved.

According to the remote monitoring system and method for the in-vitro liver perfusion equipment, medical staff can move and operate a tablet personal computer within a certain range in an operating room without constraint of the physical position of an equipment host, a patient and the equipment can be taken into consideration at the same time, it can be guaranteed that the equipment is normally controlled in a small space or in a multi-person operation scene, and the operation efficiency is improved. The flexibility of the working process is improved; through the Internet cloud, remote specialists can observe the whole perfusion process in real time as if they are personally on site, so that instant remote guidance is provided for evaluation of marginal donor liver and processing of complex conditions, and the utilization efficiency and the treatment level of medical resources are improved; the dual network architecture provides communication redundancy to a certain extent. Based on the alarm pushing function of the cloud platform, 7 * 24-hour state monitoring is realized, even if field personnel leave temporarily, key alarms can be known in time through mobile phones, and the safety is greatly improved.

The invention provides a long-distance guidance real-time deviation prediction method based on a pulse guidance model. The long-distance guidance real-time deviation prediction method based on the pulse guidance model comprises the steps that 1, the instantaneous orbit number of a tracker and the instantaneous orbit number of a target device at the t0 moment are obtained; 2) obtaining an autonomous rendezvous and docking guidance sequence which is autonomously planned by the tracker and is not executed; (3) tf is taken as a predicted time end point, and if it is judged that the equivalent starting time of the ith guidance pulse is within the range of [t0-tf], the step (4) is executed; otherwise, turning to step 8); 4) calculating to obtain an orbit instantaneous root before ith orbit control; 5) calculating a tracker instantaneous orbital element variable quantity caused by guidance control; 6) calculating the instantaneous orbital element of the tracker after guidance pulse control; 7) guiding pulse times i + 1; if i is less than or equal to n, turning to the step 4); otherwise, turning to step 8); 8) calculating a free flight orbit set; 9) calculating a relative trajectory under the target orbital system; and 10) calculating to obtain the deviation of the long-distance guide terminal.

1. The name of this design product: Smart Headband (Second Generation). 2. Purpose of this design product: to be used as a work aid for remote guidance of on-site services, equipment inspection, maintenance and complex manufacturing assembly. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The application is suitable for the field of medical imaging technology, and provides a robot remote guidance method, device and system. The method comprises the following steps: a first electronic device of an operation end acquires a left-eye image group sequence and a right-eye image group sequence collected by a binocular camera, determines a target disparity map of each left-eye image group and right-eye image group, takes an integer part and a decimal part of a pixel value of each pixel in the target disparity map as a first channel value and a second channel value respectively, takes a preset placeholder as a third pixel value of the pixel, obtains a three-channel disparity map, and compresses the three-channel disparity map and a reference image into a target compressed file, so as to send the target compressed file and parameter information of the binocular camera to a head-mounted device of a guidance end; the head-mounted device restores target three-dimensional coordinates and color information of each spatial point from the target compressed file according to the parameter information, and renders and displays all spatial points according to the target three-dimensional coordinates and the color information, so that the data transmission efficiency and data quality are improved under the premise of ensuring the accuracy of remote surgery guidance.

The application provides a terminal window adjustment method for super-fast rendezvous and docking remote guidance, and relates to the technical field of rendezvous and docking. The method comprises the following steps: acquiring guidance parameters of two-pulse guidance used by a tracking spacecraft in a remote guidance section; wherein the guidance parameters comprise a first pulse, a second pulse and a preset execution time of the second pulse; after the first pulse ends, predicting a first position of the tracking spacecraft at the terminal of the remote guidance according to the second pulse and the preset execution time; when the first position is not in a trace direction position fluctuation range of the terminal of the remote guidance, adjusting the preset execution time to complete the adjustment of the terminal window. The terminal window adjustment method for fast rendezvous and docking remote guidance can adjust the terminal window of the remote guidance, improve the accuracy of the terminal of the remote guidance and complete the super-fast rendezvous and docking task.

The present invention relates to the field of rendezvous guidance technology, and particularly to a long-range guidance method and device for integrating co-orbital and direct rendezvous based on an anchor point. Among them, the method is applied to the guidance system of a tracking spacecraft, and includes: obtaining the position parameters of a target anchor point, a co-orbital guidance terminal, and a rendezvous and docking terminal; obtaining a flag quantity used to characterize whether the tracking spacecraft is faulty, so as to determine a long-range guidance terminal from the co-orbital guidance terminal and the rendezvous and docking terminal; when the tracking spacecraft reaches the target anchor point, performing impulse guidance based on the position parameters of the target anchor point and the long-range guidance terminal, so that the tracking spacecraft reaches the long-range guidance terminal and completes the long-range guidance of the tracking spacecraft. In this solution, by reasonably designing the target anchor point, it is determined whether the tracking spacecraft is faulty before the tracking spacecraft reaches the target anchor point, and the long-range guidance terminal is determined according to whether there is a fault, so that the tracking spacecraft can take into account the autonomous long-range guidance in both normal and faulty situations.