Vehicle Display Cleaning via Touch Event Monitoring
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Solution Overview
Problem
In ride-hail Autonomous Vehicles and public displays, existing methods for cleaning entertainment screens are inefficient and may expose users to chemicals and health risks due to lack of determination of when and how often cleaning is necessary.
Innovation Solution
A touchscreen device with integrated sensors and a processor that detects touch events to determine when a cleaning alert is needed, adjusting thresholds based on user input, and a system that includes a cleaning apparatus for automated or manual cleaning, also considering user health status.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If employees manually clean displays frequently, then display cleanliness is improved, but chemical exposure and labor inefficiency increase
Solution Approach 1:
The display device automatically monitors its own cleanliness status through sensors and triggers cleaning operations based on detected contamination levels, eliminating the need for manual inspection and reducing unnecessary chemical usage. The system serves itself by autonomously determining when cleaning is required.
Solution Approach 2:
The system continuously monitors touch events and environmental factors, using this feedback to dynamically adjust cleaning frequency and timing. The sensor data provides real-time information about display contamination, enabling the system to clean only when necessary rather than following a fixed schedule.
2Reliability
If displays are cleaned frequently, then cleanliness is maintained, but screen wear and chemical usage increase
Solution Approach 1:
The display autonomously monitors its own condition and initiates cleaning only when contamination thresholds are exceeded, preventing excessive cleaning that would accelerate screen wear. The system tracks its own usage patterns and environmental exposure to determine optimal cleaning intervals.
Solution Approach 2:
Instead of cleaning on a fixed schedule, the system applies cleaning action only partially - specifically when contamination levels warrant it. This avoids the excessive cleaning that would occur with frequent scheduled maintenance, reducing screen wear while maintaining adequate cleanliness.
3Ease of operation
If cleaning is performed based on fixed schedule, then maintenance simplicity is improved, but cleaning efficiency and resource optimization worsen
Solution Approach 1:
The system uses real-time sensor feedback from touch events and environmental monitoring to dynamically adjust cleaning schedules. This replaces fixed schedules with adaptive timing that responds to actual contamination conditions, improving resource efficiency while maintaining operational simplicity through automated decision-making.
Solution Approach 2:
The cleaning schedule transitions from a static fixed timetable to a dynamic system that adjusts based on real-time conditions. The system adapts cleaning frequency and timing according to actual usage patterns and environmental factors, optimizing efficiency without complicating operation through automated adjustments.
Data Source
AI summary
Systems and methods for managing a display cleaning system are provided. The system may include a touchscreen device having a display operatively coupled to a cleaning apparatus. The touchscreen device may include an algorithm for detecting when and how often to clean the display. For example, the algorithm may be executed to monitor touch events on the display, such that when a certain number of touch events are detected, it will determine that the screen needs to be cleaned. Thresholds for cleaning may be adjusted based on user input. The touchscreen device may be integrated, for example, in an autonomous vehicle.