Autonomous Farm UI Interlock for Accidental Touch Prevention
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Solution Overview
Problem
In autonomous agricultural systems, operators may unintentionally initiate operations due to inadvertent interactions with the user interface, such as a touchscreen, leading to potential accidents or inefficiencies.
Innovation Solution
A control system with a touchscreen display and a controller that includes a processor and memory, configured to receive and send signals to manage the unlocking and locking of control functions, preventing unintentional activations through interlock mechanisms like swipe gestures or threshold pressure inputs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the user interface is made simple and accessible, then ease of operation is improved, but the risk of unintentional activation increases
Solution Approach 1:
The system requires a preliminary action (first input) to unlock a control before it becomes active. This preliminary step ensures that subsequent activations are intentional, resolving the contradiction by adding a preparatory phase that prevents accidental operations while maintaining ease of use through a straightforward two-step process
Solution Approach 2:
An intermediary state (locked/unlocked) is introduced between the control and its full activation capability. The controller acts as a mediator that receives the first input, transitions the control to an unlocked state, and then requires a second input for actual operation. This intermediary mechanism prevents unintentional activation while preserving ease of operation
2Productivity
If control functions are made immediately accessible, then productivity is improved, but safety is compromised
Solution Approach 1:
The system implements a preliminary unlocking action that must occur before productivity-critical controls become active. This ensures that while productivity is maintained through quick access to controls, safety is preserved by requiring the deliberate preliminary input that prevents accidental activation during high-productivity operations
Solution Approach 2:
The control functions dynamically transition between locked and unlocked states based on operator input. This dynamic behavior allows the system to be restrictive when safety is at risk but permissive when the operator intentionally activates controls, thus balancing productivity and safety requirements
Data Source
AI summary
A control system for an autonomous agricultural system includes a display configured to display at least one control function associated with at least one operation. The display is configured to output a first signal indicative of a first input. The control system includes a controller comprising a processor and a memory. The controller is communicatively coupled to the display and configured to receive the first signal indicative of the first input and to send a second signal to the display indicative of instructions to display a second control in an unlocked state. The display is configured to output a third signal to the controller indicative of the second input. The controller is configured to receive the third signal and to output a fourth signal indicative of instructions to control the at least one operation of the autonomous agricultural system.