Agricultural Machine Route Generation Without Avoidance Path Segments

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Solution Overview

Problem

Existing route generation systems for automated agricultural machines fail to properly generate routes that exclude avoidance actions, leading to inappropriate automated travel routes.

Innovation Solution

A route generation system that acquires data from a manually driven vehicle traveling along the intended route, removes paths associated with avoidance actions, and generates an automated travel route based on the modified path.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the travel path is used directly to generate the automated travel route, then the route generation process is simple, but the generated route includes avoidance actions that are inappropriate for automated travel

Engineering Contradiction:
Improveroute generation process simplicityVSAvoidautomated travel route appropriateness
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The system extracts and removes path segments associated with avoidance actions from the manually driven vehicle's travel path. By identifying portions where the vehicle deviated to avoid oncoming vehicles and excluding these segments, the system generates a clean automated travel route that reflects only the intended path without temporary avoidance maneuvers.

Inventive Principle:
Principle #2Taking out (Extraction)

2Quantity of substance

If avoidance action paths are included in the automated travel route, then the route covers all actual travel segments, but the automated vehicle will perform unnecessary avoidance actions reducing travel efficiency

Engineering Contradiction:
Improveroute coverage completenessVSAvoidautomated travel efficiency
Core Design Contradiction:
Quantity of substanceVSProductivity

Solution Approach 1:

The system selectively removes only the avoidance action segments from the travel path while preserving all other necessary route segments. This extraction process maintains complete coverage of the intended travel path while eliminating portions that would cause unnecessary deviations and efficiency losses in automated operation.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS20250093887A1Route generation system and route generation method for automated travel of agricultural machine
Publication Date: 2025.03.20 KUBOTA CORP
  • US20250093887A1 patent drawing
  • US20250093887A1 patent drawing
  • US20250093887A1 patent drawing

AI summary

A route generation system for automated travel of an agricultural machine includes a processor configured or programmed to generate an automated travel route of the agricultural machine. The processor is configured or programmed to acquire, from a vehicle that manually travels along a route that the agricultural machine is scheduled to travel automatically while recording a travel path, data representing the travel path; remove, from the travel path, a path associated with an avoidance action performed to avoid an oncoming vehicle; and generate an automated travel route of the agricultural machine based on the travel path from which the path associated with the avoidance action has been removed.