Drone Flight Path Planning via Virtual Key Frame Trajectory

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Solution Overview

Problem

Controlling drone aircraft vehicles is challenging due to the need for precise timing and navigation skills, especially when managing flight paths and camera parameters, often requiring multiple operators and leading to difficulties in achieving desired results due to communication issues between operators.

Innovation Solution

A system and process that utilize a virtual three-dimensional model to plan and execute flight paths and camera configurations, allowing users to specify key locations and parameters, calculate trajectories, and preview the execution, enabling autonomous control of drone aircraft vehicles and their payloads.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional two-stick controller is used for drone control, then pilot can control flight path, but control precision and timing requirements become extremely difficult for average pilots

Engineering Contradiction:
Improveease of vehicle controlVSAvoidtiming precision
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system pre-calculates and stores optimal control commands for various flight scenarios before actual flight. When the pilot selects a desired flight path mode, the pre-computed commands are automatically executed, eliminating the need for real-time precise manual control while maintaining high timing precision through automated execution.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

An automated control system acts as an intermediary between the pilot's high-level intent (selecting flight path modes) and the low-level precise control commands required by the drone. This intermediary layer handles the complex timing and precision requirements, translating simple pilot inputs into precisely timed control actions.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If pilot controls both flight path and camera parameters simultaneously, then complete control is achieved, but operator workload and complexity increase significantly

Engineering Contradiction:
Improvecontrol capabilityVSAvoidcontrol system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system merges flight path control and camera parameter control into a unified automated system. By combining these control functions and automating their coordination, the system maintains complete control capability over both vehicle and camera while reducing the operational complexity for the pilot, who only needs to select desired outcomes rather than manually coordinate multiple parameters.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The automated control system serves itself by automatically adjusting camera parameters based on the selected flight path mode without requiring separate manual intervention. The system self-coordinates the timing and parameters of both flight and camera controls, eliminating the need for multiple operators or complex manual coordination.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If multiple operators are used to manage flight and camera controls, then control capability is maintained, but communication problems and coordination difficulties arise

Engineering Contradiction:
Improvecontrol capabilityVSAvoidoperational reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system merges the functions of multiple operators into a single automated control system that manages both flight path and camera parameters. This unified system eliminates communication problems and coordination difficulties between operators while maintaining complete control capability through automated integration of all control functions.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

An automated control system serves as an intermediary that replaces human operators, eliminating communication and coordination issues. This intermediary automatically manages the coordination between flight and camera controls, ensuring reliable operation without the interpersonal communication problems that arise when multiple human operators are involved.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9947230B2Planning a flight path by identifying key frames
Publication Date: 2018.04.17 FUZHOU LIGHTFLOW TECH CO LTD
  • US9947230B2 patent drawing
  • US9947230B2 patent drawing
  • US9947230B2 patent drawing

AI summary

A flight path of a physical aircraft vehicle is planned. A specification of a plurality of key locations within a virtual environment is received. A trajectory between the plurality of key locations is determined. A three-dimensional virtual preview of a flight on the trajectory is provided. Instructions for the physical aircraft vehicle to at least in part follow the trajectory is generated.