Mobile-Object Delivery Routing for Direct or Transshipment Paths

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Solution Overview

Problem

Existing autonomous delivery technologies fail to optimize delivery routes to achieve the shortest time due to the selection of direct or transshipment methods without considering the performance differences between mobile objects.

Innovation Solution

An information processing device that acquires and calculates delivery times for both direct and transshipment routes, determining the optimal route by comparing direct delivery time with transshipment delivery time based on the performance differences between mobile objects, and controlling the delivery process to minimize overall time.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If direct delivery is selected without considering mobile object performance differences, then the delivery procedure is simple, but the delivery time cannot be optimized to the shortest time

Engineering Contradiction:
Improvedelivery timeVSAvoiddelivery procedure complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The system changes the delivery procedure parameter from fixed direct delivery to dynamic selection between direct delivery and transshipment delivery based on mobile object performance parameters (speed, capacity). The control device calculates delivery times for both procedures and selects the optimal one, transforming a static procedure into a dynamic adaptive procedure that optimizes delivery time while managing complexity through automated calculation.

Inventive Principle:
Principle #35Parameter changes

2Loss of time

If transshipment delivery is always used to utilize performance differences between mobile objects, then delivery time can be optimized, but the delivery procedure becomes more complex

Engineering Contradiction:
Improvedelivery timeVSAvoiddelivery procedure complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The delivery procedure is made dynamic by allowing the system to switch between direct delivery and transshipment delivery modes based on real-time performance parameters of mobile objects. The control device dynamically calculates and compares delivery times for both procedures, selecting the optimal mode rather than using a fixed transshipment approach, thereby optimizing delivery time while adapting complexity to actual needs.

Inventive Principle:
Principle #15Dynamics

3Productivity

If mobile objects of different performance are used for delivery, then delivery efficiency can be improved through transshipment, but the system complexity increases due to coordination requirements

Engineering Contradiction:
Improvedelivery efficiencyVSAvoidsystem coordination complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The control device acts as an intermediary that coordinates between mobile objects of different performance levels. It calculates delivery times considering the specific speed and capacity parameters of each mobile object, determines the optimal delivery procedure (direct or transshipment), and manages the transshipment coordination when beneficial. This intermediary approach enables efficient utilization of diverse mobile object performances while centralizing the complexity management in the control system.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250321105A1Information processing device and control method
Publication Date: 2025.10.16 MITSUBISHI ELECTRIC CORP
  • US20250321105A1 patent drawing
  • US20250321105A1 patent drawing
  • US20250321105A1 patent drawing

AI summary

An information processing device includes an acquisition unit that acquires delivery position information, map information, speed information, and transshipment position information, a calculation unit that calculates a direct delivery time based on the delivery position information and so on and calculates a transshipment delivery time based on the delivery position information, the map information, and so on, and a control unit that executes control when the direct delivery time is shorter than the transshipment delivery time so that the first mobile object delivers the parcel from a start point to a delivery destination point and executes control when the transshipment delivery time is shorter than the direct delivery time so that the first mobile object moves to the transshipment position, the parcel is transshipped to the second mobile object and then the second mobile object moves to the delivery destination point.