Drone Delivery Maintenance Scheduling for Higher Uptime

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Solution Overview

Problem

Drones in delivery systems face issues with decreased uptime due to the need for maintenance, such as recharging batteries and replacing parts, which conventional systems fail to optimize effectively.

Innovation Solution

A method and system that coordinates drone-based delivery systems by determining maintenance tasks and synchronizing them with delivery tasks using a coordination program, ensuring drones are positioned for maintenance before collecting packages, thereby maximizing uptime.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If drones are used for automated delivery, then productivity and uptime are improved, but maintenance needs decrease uptime

Engineering Contradiction:
Improvedelivery operations uptimeVSAvoiddrone operational availability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs maintenance tasks before delivery operations by predicting maintenance needs based on performance information and scheduling maintenance during idle periods. The coordination program determines maintenance tasks and schedules them in advance, ensuring drones are serviced before their next delivery task, thus preventing maintenance-related disruptions to delivery operations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously monitors drone performance information (battery levels, component status, operational metrics) and uses this feedback to predict when maintenance is needed. The coordination program adjusts maintenance scheduling based on real-time performance data, optimizing the balance between keeping drones operational and performing necessary maintenance.

Inventive Principle:
Principle #23Feedback

2Reliability

If maintenance tasks are performed on drones, then reliability is improved, but loss of time occurs

Engineering Contradiction:
Improvedrone maintenance qualityVSAvoidmaintenance downtime
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system schedules maintenance tasks during idle periods before delivery operations begin. By predicting maintenance needs in advance and performing them during non-operational times, the system ensures maintenance is completed without disrupting delivery schedules, thus minimizing time loss while maintaining reliability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The coordination program continuously monitors drone performance and dynamically adjusts maintenance scheduling to maintain continuous delivery operations. When drones complete deliveries and return to idle state, maintenance is performed immediately during this idle period, ensuring no unnecessary downtime occurs and delivery operations continue uninterrupted.

Inventive Principle:
Principle #20Continuity of useful action

3Reliability

If drones require recharging and part replacement, then reliability is maintained, but productivity decreases

Engineering Contradiction:
Improvedrone operational reliabilityVSAvoiddelivery throughput
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system predicts battery depletion and component failure before they occur, scheduling recharging and part replacement during idle periods. The coordination program calculates when drones will need maintenance based on performance data and schedules these tasks in advance, ensuring drones are ready for their next delivery task without interrupting the overall delivery throughput.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system enables drones to autonomously return to designated locations for recharging and maintenance when performance indicators suggest it is needed. The coordination program manages the scheduling and routing of drones to maintenance stations, allowing the system to self-regulate maintenance needs without external intervention, thus maintaining productivity while ensuring reliability.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12579498B2Maintenance aware robot-based delivery system
Publication Date: 2026.03.17 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US12579498B2 patent drawing
  • US12579498B2 patent drawing
  • US12579498B2 patent drawing

AI summary

A method, a computer program product, and a computer system coordinate a robot-based delivery system. The method includes receiving performance information associated with a delivery robot indicative of operational parameters. The method includes determining maintenance tasks and a time required therefor prior to a delivery task assigned to the delivery robot based on the performance information. The method includes determining a location on a delivery arrangement based on the maintenance tasks and the time. The delivery arrangement includes a package conveyor on which the package is placed and moved therealong and a delivery robot conveyor on which the delivery robot is to be placed and moved therealong. The method includes transmitting an instruction to the delivery robot to land on the delivery robot conveyor at the location such that the one or more maintenance tasks being performed is synchronized with the delivery robot being prepared for the delivery task.