Sensor-Guided Seed Release for Applied Material Zones

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Solution Overview

Problem

Current agricultural seeding systems apply materials such as fertilizer continuously, leading to inefficiencies and waste, as they do not account for precise placement relative to seed locations, which can result in unnecessary application and reduced productivity.

Innovation Solution

A system that senses and tracks the location of previously applied material, controlling seed release to target locations based on this information, allowing for precise placement of seeds relative to applied materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If material is applied continuously to the field, then coverage is ensured, but waste increases and productivity decreases due to unnecessary application

Engineering Contradiction:
Improvematerial wasteVSAvoidplanting efficiency
Core Design Contradiction:
Loss of substanceVSProductivity

Solution Approach 1:

The system transitions from uniform continuous material application to localized application only where seeds are present. Sensors detect seed locations and the control system activates material application only in those specific zones, eliminating waste in areas without seeds while maintaining effective coverage where needed.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system uses sensors to continuously monitor the field and provide feedback on seed locations and material application status. This feedback loop enables the control system to dynamically adjust material application timing and location, ensuring material is applied only when and where seeds are present, thereby reducing waste and improving efficiency.

Inventive Principle:
Principle #23Feedback

2Productivity

If material is applied continuously, then coverage is maintained, but unnecessary application occurs reducing overall efficiency

Engineering Contradiction:
Improveplanting efficiencyVSAvoidapplication time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system replaces continuous material application with periodic, event-driven application. Material is applied only at specific moments when seeds are detected in a given zone, creating a rhythmic pattern of application tied to seed placement events rather than continuous operation, thereby reducing unnecessary application time.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The system extracts the material application function from continuous operation and isolates it to specific trigger events. By separating the application action from continuous field coverage and linking it only to seed detection events, the system eliminates wasted application time while maintaining effective coverage.

Inventive Principle:
Principle #2Taking out (Extraction)

3Manufacturing precision

If seed placement is controlled based on material location, then precision improves, but system complexity increases

Engineering Contradiction:
Improveseed placement precisionVSAvoidcontrol system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The control system performs multiple functions using a unified approach: it processes sensor data about seed locations, determines material application timing, controls material delivery, and tracks placement precision all through a single integrated control architecture. This multi-functionality reduces overall system complexity compared to separate dedicated systems for each function.

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

Solution Approach 2:

The control system acts as an intermediary layer that processes information from sensors about material location and seed placement, translating this data into coordinated control signals for material application and seed delivery. This intermediary function simplifies the coordination between multiple system components by providing a centralized decision-making layer.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250275497A1Controlling seed placement based on prior material placement
Publication Date: 2025.09.04 DEERE & CO
  • US20250275497A1 patent drawing
  • US20250275497A1 patent drawing
  • US20250275497A1 patent drawing

AI summary

An indication of previously-applied material is obtained. A planting machine is controlled to plant seeds based on the indication of the previously-applied material.