Integrated Tractor Guidance Module for Lower-Cost Steering Control
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Solution Overview
Problem
The high cost and complexity of precision farming guidance systems due to numerous discrete elements and varied chassis increase costs and installation time, necessitating a more integrated and modular solution.
Innovation Solution
A highly integrated precision agriculture guidance system that combines a steering actuator, guidance computer, inertial measurement unit, user interface, and wireless connectivity into a single device, utilizing a modular approach for simplified upgradability and cost reduction, while being water and contaminant resistant.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple discrete elements (computers, actuators, terminals) are used in the guidance system, then functional completeness is achieved, but system cost and complexity increase
Solution Approach 1:
The patent combines multiple discrete elements (guidance computer, steering actuator, inertial measurement unit, user interface, and wireless connectivity) into a single integrated device mounted on the vehicle steering column. This merging eliminates the need for separate chassis, connectors, and power supplies for each component, thereby reducing system complexity while maintaining all required functions.
Solution Approach 2:
The integrated device serves multiple functions simultaneously: it acts as a guidance computer, steering actuator, sensor platform, user interface, and wireless communication hub. This multi-functionality allows a single device to replace what would traditionally require multiple separate components, reducing overall system complexity.
2Adaptability or versatility
If multiple discrete elements and varied chassis are used, then system functionality is comprehensive, but installation time increases
Solution Approach 1:
By integrating all guidance system components into a single device, the patent eliminates the need for installing multiple separate components and their associated mounting hardware. This single-device approach significantly reduces installation time while preserving comprehensive system functionality.
3Device complexity
If a highly integrated design is implemented, then cost and installation time are reduced, but upgradability may be limited
Solution Approach 1:
The integrated device employs a modular architecture where the guidance computer, inertial measurement unit, and other components are organized as separate functional modules that can be independently upgraded or replaced. This segmentation within integration allows maintenance of upgradability despite the integrated design.
Solution Approach 2:
The system incorporates software-updatable modules and reconfigurable hardware components that allow the integrated device to be upgraded without physical replacement of the entire system. This dynamic approach enables functionality improvements while maintaining the integrated structure.
Data Source
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AI summary
Cost of a precision farming guidance system is driven in part by the number of discrete system elements installed in a tractor including the steering actuator, guidance computer, user terminals, and the associated cable harnesses. An integrated guidance system (100) arranges and integrates these separate elements into a base chassis (10) and removable computer module (1400) to reduce cost and complexity while retaining flexibility to adapt to different vehicle configurations and to incorporate improved guidance computer technology into a common design platform.