Dynamic Flight Path Variation for UAVs

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Solution Overview

Problem

Unmanned aerial vehicles (UAVs) face inefficiencies due to their inability to update flight plans after deployment, leading to issues with multiple orders, returns, and cancellations, as consumers find it difficult to modify or reschedule deliveries once the UAV has begun its flight.

Innovation Solution

A method that allows for dynamic flight path variation by receiving and processing order updates during flight, using state information such as location, propulsion status, and payload status to update the flight plan, enabling changes like returning to an origin, updating delivery areas, or adding waypoints, and verifying delivery through communication with delivery modules.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the flight plan is fixed after deployment, then the system reliability is improved, but the adaptability deteriorates

Engineering Contradiction:
Improvesystem reliabilityVSAvoidadaptability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent implements dynamic flight plan updates by allowing the flight management system to receive and process order updates during flight execution. The system dynamically adjusts flight paths, delivery locations, and waypoints based on real-time order modifications while maintaining reliable flight control through structured update protocols and state information validation.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the flight plan can be updated in real-time, then the adaptability is improved, but the device complexity increases

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the flight plan into modular components including flight paths, waypoints, delivery locations, and state information. This segmentation allows selective updates of specific segments based on order changes without requiring complete flight plan reconfiguration, thereby managing system complexity while enabling real-time adaptability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system implements feedback mechanisms where order updates from the ground station are continuously communicated to the UAV, and the flight management system processes these updates to generate revised flight plans. This closed-loop feedback enables real-time adaptability through a structured communication and processing framework that manages complexity.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If the flight plan is updated frequently, then the adaptability is improved, but the loss of time increases

Engineering Contradiction:
ImproveadaptabilityVSAvoidtime loss
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent performs preliminary actions by pre-calculating alternative flight paths and evaluating state information (propulsion status, payload status, location) before executing flight plan updates. This preparation reduces the time required for actual updates during flight, enabling frequent adaptability adjustments with minimal time loss.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20230306355A1Dynamic flight path variation for unmanned aerial vehicles
Publication Date: 2023.09.28 ZIPLINE INTERNATIONAL INC
  • US20230306355A1 patent drawing
  • US20230306355A1 patent drawing
  • US20230306355A1 patent drawing

AI summary

A flight plan of an unmanned aerial vehicle (UAV) may be updated based on an order update corresponding to an order being delivered by the UAV. A determination may be made that the initial flight plan should be updated to fulfill the order including the order update. The initial flight plan may be updated based on the order update and state information corresponding to the UAV. The updated flight plan may transmitted to a flight controller of the UAV for execution of the updated flight plan.