UAV Flight Simulation Using Real Controller and Flight Data

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Solution Overview

Problem

Learning to control unmanned aerial vehicles (UAVs) can be challenging and may result in damage, making it advantageous to train users in a virtual environment where real UAVs are not at risk.

Innovation Solution

A simulated virtual environment is created using an identical remote controller and flight control system to the real UAV, allowing users to practice controlling the UAV without risking the actual vehicle, with data processed and transmitted to a display device for visual and textual feedback.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users practice controlling a real UAV, then control skills are developed, but the UAV is at risk of damage

Engineering Contradiction:
Improvecontrol skillsVSAvoidUAV safety
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent creates a virtual copy of the UAV and its control system that replicates the physical UAV's flight dynamics, sensor responses, and control characteristics. This virtual replica allows users to practice control skills in a risk-free environment while maintaining fidelity to the actual UAV's behavior, thus resolving the contradiction between skill development and UAV safety.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The simulation system serves as an intermediary between the user and the real UAV. Users interact with the virtual environment through the same remote controller interface, and the simulation mediates the learning process before users operate the actual UAV, protecting the real UAV from damage while still enabling skill acquisition.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a simulation environment is created, then UAV damage risk is reduced, but training realism may be compromised

Engineering Contradiction:
ImproveUAV safetyVSAvoidtraining accuracy
Core Design Contradiction:
ReliabilityVSMeasurement precision

Solution Approach 1:

The simulation meticulously copies the physical UAV's flight model, sensor characteristics, and control response curves to ensure training realism. By replicating the actual UAV's behavior patterns and system responses in the virtual environment, the simulation maintains high training accuracy while eliminating physical damage risks.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The simulation environment is prepared in advance with all possible flight scenarios, sensor responses, and control situations that users might encounter. This preliminary creation of a comprehensive virtual training environment allows users to practice extensively before real UAV operation, ensuring both safety and training effectiveness.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11276325B2Systems and methods for flight simulation
Publication Date: 2022.03.15 SZ DJI TECH CO LTD
  • US11276325B2 patent drawing
  • US11276325B2 patent drawing
  • US11276325B2 patent drawing

AI summary

A method includes receiving, at a display device, simulated flight data from a flight control system on-board an unmanned aerial vehicle (UAV) when the UAV is in a simulation mode; and displaying, on a visual display of the display device, simulated flight state information of the UAV in response to the simulated flight data. The display device is configured to display real flight data when the UAV is in a flight mode.