Unmanned Flying Object Flight Controller Battery and Time Zone Compliance

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Solution Overview

Problem

Current unmanned flying objects lack efficient methods to determine whether they can arrive at a destination within a permitted time zone and battery constraints, leading to potential unauthorized flights after the allowed time, and do not account for charging availability along their routes.

Innovation Solution

The unmanned flying object includes a controller that assesses the remaining battery life and flight route to determine if it can reach the next point within the allowed time zone, and if not, it either charges at a nearby point or adjusts its route to ensure arrival before the time limit, utilizing a storage for charge availability information and a position measurer to optimize navigation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of moving object

If the unmanned flying object continues flying after battery depletion or time zone end, then the flight duration is extended, but it violates permitted flight time regulations and may cause unauthorized flights

Engineering Contradiction:
Improveflight durationVSAvoidcompliance with permitted flight time
Core Design Contradiction:
Duration of action of moving objectVSReliability

Solution Approach 1:

The controller performs preliminary assessment before departure to calculate whether the unmanned flying object can arrive at the next way point before the end time of the permitted flight time zone. This advance calculation prevents unauthorized flights by ensuring compliance is verified before the flight actually begins, rather than reacting after the fact.

Inventive Principle:
Principle #10Preliminary action

2Loss of time

If the unmanned flying object selects a direct route to destination, then the flight time is reduced, but it may not arrive before the end time of permitted flight zone

Engineering Contradiction:
Improveflight timeVSAvoidarrival before time limit
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The controller dynamically adjusts the flight route based on real-time calculations. It determines whether to fly directly to the destination or to intermediate way points by comparing the calculated arrival time against the end time of the permitted flight zone. This dynamic routing ensures the unmanned flying object arrives before the time limit while optimizing the flight path.

Inventive Principle:
Principle #15Dynamics

3Device complexity

If the unmanned flying object does not check charging availability, then the navigation system is simpler, but it cannot plan routes considering battery constraints

Engineering Contradiction:
Improvenavigation system complexityVSAvoidroute planning capability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The system performs preliminary checks of charging availability at way points before finalizing the flight route. The controller acquires information about whether charging devices are available at candidate way points and incorporates this information into the route selection process, ensuring the unmanned flying object can recharge if needed before battery depletion.

Inventive Principle:
Principle #10Preliminary action

4Productivity

If multiple unmanned flying objects depart simultaneously, then the overall productivity increases, but collision risk between objects increases

Engineering Contradiction:
Improveoverall productivityVSAvoidcollision risk
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The controller determines expected arrival times at way points and uses this feedback information to manage departures of multiple unmanned flying objects. By monitoring and coordinating arrival times, the system can schedule departures to avoid collisions while maintaining high productivity, ensuring objects do not occupy the same space at the same time.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10974615B2Unmanned flying object, flight control method, and recording medium storing program
Publication Date: 2021.04.13 PANASONIC INTELLECTUAL PROPERTY CORP OF AMERICA
  • US10974615B2 patent drawing
  • US10974615B2 patent drawing
  • US10974615B2 patent drawing

AI summary

An unmanned flying object includes a battery remaining quantity acquirer that acquires a remaining quantity of a battery; an arrival decider that, when the unmanned flying object starts traveling from a first point at which the unmanned flying object is currently located to a second point through which the unmanned flying object passes next to the first point, decides whether the unmanned flying object can arrive at the second point, on the basis of an end time of a time zone in which the unmanned flying object is permitted to fly and the remaining quantity of the battery; and a flight controller that, if it is decided that the unmanned flying object can arrive at the second point, causes the unmanned flying object to depart for the second point.