UAV Staging Pad Assignment Using Drift-Based Geofiducial Matching
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Solution Overview
Problem
The manual assignment of unmanned aerial vehicles (UAVs) to staging pads is laborious, time-consuming, and prone to human error, leading to potential UAV damage and mission failures due to incorrect registration.
Innovation Solution
An automated system that uses fitness test missions and geofiducial navigation to enable UAVs to self-assign to available staging pads within a terminal area, eliminating the need for human intervention in the registration process and reducing errors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual assignment of UAVs to staging pads is performed by human operators, then the process allows for direct visual inspection and association of identifiers, but it is laborious, time-consuming, and prone to human error
Solution Approach 1:
The UAV autonomously performs the assignment process by detecting its own location, identifying the staging pad, and communicating with the nest manager system without human intervention. The system self-registers by matching detected pad identifiers with available pads in the software, eliminating manual labor while maintaining accuracy through automated detection and verification protocols
Solution Approach 2:
The manual mechanical process of visual inspection and manual software entry is replaced with an automated electronic system using cameras, image processing algorithms, and wireless communication. The UAV's camera captures pad identifiers, software automatically processes images to extract information, and digital communication transmits data to the nest manager, substituting human cognitive and manual operations with automated electronic systems
2Ease of operation
If manual registration is performed, then human operators can directly associate UAV identifiers with staging pad identifiers, but the process is high-touch and laborious
Solution Approach 1:
The UAV independently completes the entire registration workflow including self-detection of pad identifiers, self-matching with available pads in the nest manager system, and self-registration without requiring human operators to manually input data or verify assignments, thereby simplifying operation while dramatically improving productivity
Solution Approach 2:
The system pre-loads the list of available staging pads into the nest manager software before UAV arrival. When the UAV detects a pad identifier, the system has already prepared the matching context, enabling immediate automated assignment without requiring operators to manually search or configure settings, thus streamlining the operation
3Ease of manufacture
If incorrect pad placement occurs due to human error, then UAVs may be damaged or missions aborted, but manual assignment processes are inherently error-prone
Solution Approach 1:
The system implements a feedback loop where the UAV's detected pad identifier is communicated to the nest manager, which verifies the assignment against available pads and provides confirmation or correction. This closed-loop verification ensures that only valid assignments are executed, preventing errors while maintaining the simplicity of automated operation
Solution Approach 2:
The nest manager software acts as an intermediary between the UAV's detection system and the physical staging pad assignment. It receives detected identifiers, validates them against the list of available pads, and confirms assignments before execution, serving as a safety layer that prevents incorrect placements while enabling automated operation
Data Source
AI summary
A method for automated assignment of a staging pad to an unmanned aerial vehicle (UAV) includes: launching the UAV from a launch location; tracking a drift of the UAV from the launch location; determining a subsequent position of the UAV after the launching based upon geofiducial navigation; calculating an estimated position of the launch location by offsetting the subsequent position by the drift; attempting to match the estimated position to an available staging pad of a plurality of staging pads; and assigning the UAV to the available staging pad when the estimated position successfully matches to the available staging pad.