Autonomous Field Route Linking for Shared Straight Travel Paths

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Solution Overview

Problem

Existing autonomous travel systems for work vehicles require adjustments in travel route positions when multiple routes are set in the same field, leading to inefficient management and increased creation trouble.

Innovation Solution

An autonomous travel system incorporating a first and second travel route creation unit, an interlocking route creation unit, storage unit, route selection unit, and travel control unit, allowing for the creation of interlocking travel routes where positions of straight routes coincide, enabling efficient management and automatic creation of secondary routes from primary ones.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple travel routes are created in the same field independently, then each route can be optimized for specific work requirements, but the positions of the routes need to be adjusted manually and management becomes complex

Engineering Contradiction:
Improveroute optimization for specific work requirementsVSAvoidroute management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple travel route creations by making them share common straight routes. The route creation units are configured to identify and reuse straight routes from previously created routes, combining multiple routes into a unified structure that reduces management complexity while maintaining adaptability for different work requirements.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The straight routes created in the field serve multiple functions and can be shared by different travel routes. Instead of creating separate independent routes, the system allows multiple routes to utilize the same straight route segments, making the route structure universal and applicable to various work scenarios without requiring separate management for each route.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple travel routes are created independently, then each route can be customized, but the creation process becomes troublesome and time-consuming

Engineering Contradiction:
Improveroute customizationVSAvoidroute creation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system performs preliminary action by creating straight routes that can be reused by multiple travel routes. When a straight route is created once, it is stored and can be automatically referenced by subsequent route creations, eliminating the need to recreate the same straight segments and significantly reducing the time and effort required for route customization.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements copying by allowing travel routes to reference and reuse straight routes from previously created routes. Instead of manually recreating straight routes for each new travel route, the system copies the route definition data and establishes references, enabling rapid customization of new routes based on existing proven paths.

Inventive Principle:
Principle #26Copying

3Area of stationary object

If straight routes are disposed at intervals for multiple travel routes, then coverage of the field can be ensured, but position alignment between routes requires manual adjustment

Engineering Contradiction:
Improvefield coverageVSAvoidroute position alignment
Core Design Contradiction:
Area of stationary objectVSEase of operation

Solution Approach 1:

The patent merges the straight route definitions across multiple travel routes, so that when a straight route is created for one travel route, it becomes available for use by other travel routes. This eliminates the need for manual position alignment adjustments, as the system automatically ensures consistent positioning by reusing the same straight route objects across multiple routes while maintaining proper field coverage.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12171155B2Travel routing and control for autonomous field travel system
Publication Date: 2024.12.24 YANMAR POWER TECH CO LTD
  • US12171155B2 patent drawing
  • US12171155B2 patent drawing
  • US12171155B2 patent drawing

AI summary

An autonomous travel system equipped with a first travel route creation unit, a second travel route creation unit, a linked route creation unit, and a storage unit. The first travel route creation unit is capable of creating a first travel route. The second travel route creation unit is capable of creating a second travel route. The linked route creation unit has a function for creating the second travel route in conjunction with the creation of the first travel route by the first travel route creation unit and/or a function for creating the first travel route in conjunction with the creation of the second travel route by the second travel route creation unit. The storage unit stores, in association with each other, the travel route created by the first travel route creation unit or the second travel route creation unit, and the travel route created by the linked route creation unit.