Image-Based Weed Control Using Localized Treatment Selection

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Current weed control methods, particularly in industrial and railway areas, are time-consuming, resource-intensive, and environmentally costly, as they often rely on widespread herbicide use, which can be unnecessary and harmful.

Innovation Solution

An apparatus and system that utilize image processing and machine learning algorithms to determine the most appropriate vegetation control technology for specific areas based on imagery analysis, allowing for targeted application of herbicides and non-herbicide methods, reducing chemical usage and optimizing resource allocation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If widespread herbicide spraying is used for weed control, then vegetation control effectiveness is improved, but environmental impact and chemical usage increase

Engineering Contradiction:
Improveweed control effectivenessVSAvoidenvironmental impact
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system applies different vegetation control technologies to different locations based on image analysis. Herbicides are sprayed only where vegetation is detected, while other areas receive mechanical or thermal treatment, or no treatment at all. This localized approach maintains control effectiveness while reducing overall chemical usage and environmental impact.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The treatment area is divided into multiple zones based on vegetation detection. The processing unit segments the environment into areas requiring herbicide treatment, areas suitable for mechanical/thermal treatment, and areas requiring no treatment. This segmentation enables targeted application of appropriate control methods to each zone.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If manual weed control is used, then environmental impact is reduced, but time consumption and resource usage increase

Engineering Contradiction:
Improveenvironmental impactVSAvoidweed control efficiency
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

Manual mechanical weed control is replaced with an automated system combining image processing, machine learning analysis, and automated actuation of multiple vegetation control technologies. The system detects vegetation through cameras, processes images to identify treatment needs, and automatically activates appropriate control mechanisms, dramatically improving productivity while maintaining environmentally friendly approaches.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system enables the vegetation control apparatus to autonomously identify, classify, and treat vegetation without manual intervention. The image processing and machine learning algorithms allow the system to self-determine the most appropriate treatment method for each detected vegetation area, eliminating the need for manual assessment and decision-making.

Inventive Principle:
Principle #25Self-service

3Reliability

If herbicide based technologies are used extensively, then weed control coverage is improved, but chemical usage and cost increase

Engineering Contradiction:
Improveweed control coverageVSAvoidherbicide usage
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

Herbicide application is restricted to specific locations where vegetation is detected and where herbicide treatment is determined to be most effective. Other locations receive alternative treatments or no treatment, significantly reducing the quantity of herbicide required while maintaining adequate control coverage through the use of multiple treatment modalities.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system incorporates multiple vegetation control technologies (herbicide spraying, mechanical treatment, thermal treatment) that can be selectively activated. This multi-functionality allows the system to achieve comprehensive weed control coverage by choosing the most appropriate method for each location, reducing dependence on herbicides alone.

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

4Manufacturing precision

If image processing and analysis are implemented, then treatment precision is improved, but device complexity increases

Engineering Contradiction:
Improvetreatment precisionVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

An image processing unit acts as an intermediary between the camera system and the vegetation control technologies. This intermediary processes images to extract vegetation information, determines treatment requirements, and translates visual data into control signals for the appropriate treatment mechanisms, managing system complexity through modular functional decomposition.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP4122795A1Apparatus for weed control
Publication Date: 2023.01.25 BAYER AG
  • EP4122795A1 patent drawingFigure 1
  • EP4122795A1 patent drawingFigure 2
  • EP4122795A1 patent drawingFigure 3a~3e

AI summary

The present invention relates to an apparatus for weed control. It is described to provide (210) a processing unit with at least one image of an environment. The processing unit analyses (220) the at least one image to determine at least one vegetation control technology from a plurality of vegetation control technologies to be used for weed control for at least a first part of the environment. An output unit outputs (230) information that is useable to activate the at least one vegetation control technology.