Field Track Path Selection for Multi-Vehicle Coverage Updates

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Solution Overview

Problem

Conventional guidance systems for agricultural vehicles are inefficient in dynamically updating track paths, leading to repeated operations and missed coverage areas, especially when multiple vehicles with different operational widths operate in a field, resulting in suboptimal path planning and potential collisions.

Innovation Solution

The implementation of path selection circuitry that generates and updates maps to identify covered, claimed, and available paths based on vehicle positions and operational widths, allowing for dynamic path planning and efficient path allocation among vehicles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional guidance systems are used for multiple vehicles, then path planning is provided, but path updates are inefficient leading to repeated operations and missed coverage areas

Engineering Contradiction:
Improvefield operation efficiencyVSAvoidtime for repeated operations
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system continuously monitors vehicle positions, operational widths, and field coverage status, then dynamically updates track path assignments based on real-time feedback. This closed-loop control prevents repeated operations by detecting coverage status and adjusting paths accordingly.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The guidance system transitions from static pre-planned paths to dynamic real-time path allocation. The system adapts path assignments based on current vehicle positions, operational parameters, and coverage status, enabling efficient coordination of multiple vehicles with different operational widths.

Inventive Principle:
Principle #15Dynamics

2Productivity

If multiple vehicles with different operational widths operate in a field, then coverage capacity increases, but path planning becomes complex leading to suboptimal paths and potential collisions

Engineering Contradiction:
Improvefield coverage capacityVSAvoidpath planning complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system segments the field into discrete track paths and assigns them to specific vehicles based on operational width compatibility. Each vehicle receives a tailored set of paths that match its capabilities, simplifying individual vehicle navigation while coordinating the fleet overall.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The central guidance system acts as an intermediary that processes vehicle positions, operational widths, and coverage status to mediate path assignments. This intermediary coordinates between multiple vehicles with different capabilities, preventing collisions and optimizing overall field coverage efficiency.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If real-time path updates are implemented, then coverage optimization improves, but system complexity and data processing requirements increase

Engineering Contradiction:
Improvecoverage accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The guidance system performs multiple functions using a unified platform: it tracks vehicle positions, calculates coverage status, generates path assignments, and communicates with all vehicles. This multi-functional approach achieves precise coverage monitoring without proportionally increasing system complexity.

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

Data Source

PatentUS12085955B2Methods, apparatus, and articles of manufacture to select track paths for one or more vehicles in a field
Publication Date: 2024.09.10 DEERE & CO
  • US12085955B2 patent drawing
  • US12085955B2 patent drawing
  • US12085955B2 patent drawing

AI summary

Methods, apparatus, systems, and articles of manufacture to select track paths for one or more vehicles in a field are disclosed. An example apparatus includes input interface circuitry to obtain a request for a first track path for a first vehicle, path instruction generation circuitry to, in response to the request, obtain information defining a plurality of track paths in a field, and select, based on the request, the first track path from the plurality of track paths, and update circuitry to update the information to indicate that the first track path is claimed by the first vehicle.