Wireless Proximity Control for Mobile Multifunction Device Safety
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Solution Overview
Problem
Modern multifunction devices (MFDs) face safety concerns due to the permanent disablement of features in mobile user interfaces, as they are unaware of user proximity, which can lead to unsafe operations when users are not within visual distance, especially during mobile device usage or maintenance.
Innovation Solution
A system and method for automatically and wirelessly activating or deactivating safety features in a mobile MFD user interface based on user proximity, using a proximity detection mechanism paired with the device via a wireless communication link, such as Bluetooth, to ensure features are only enabled when the user is within a programmed range.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If features are permanently disabled in mobile user interface due to safety concerns, then safety is improved, but user accessibility and convenience deteriorate
Solution Approach 1:
The patent applies dynamics by transitioning from a static, permanently disabled feature state to a dynamic state where features are automatically activated or deactivated based on real-time proximity detection. The system continuously monitors user proximity and adjusts feature availability accordingly, allowing safe remote operation when the user is far from the device while enabling full functionality when the user is nearby.
2Ease of operation
If features are permanently enabled in mobile user interface, then user accessibility is improved, but safety deteriorates when user is not within visual distance
Solution Approach 1:
The patent implements feedback by using proximity detection mechanisms to continuously monitor user location relative to the MFD and automatically adjusting feature availability based on this feedback. When the proximity sensor detects that the user is within a safe distance, features are activated; when the user moves away, features are deactivated, creating a closed-loop safety system that responds to real-time conditions.
3Reliability
If proximity detection mechanism is added to MFD, then safety control is improved, but device complexity increases
Solution Approach 1:
The patent replaces complex mechanical safety systems with electronic proximity detection mechanisms. Instead of using physical barriers, locks, or mechanical interlocks, the system uses sensors (such as ultrasonic, infrared, or RFID sensors) to detect user proximity and automatically control feature availability, simplifying the overall system while improving safety responsiveness.
Data Source
AI summary
A system and method for wirelessly activating or deactivating features that are safety issues associated with a mobile multi-function device user interface based on user proximity. A mobile telecommunication device configured with a mobile multifunction device user interface can be paired with a multifunction device utilizing a wireless communication link (e.g., Bluetooth). A proximity detection mechanism with respect to the wireless communication link can be configured in association with the mobile telecommunication device to set a user proximity range. A permanently disabled feature due to safety concerns can be automatically enabled when the mobile user interface device is within the programmed range. The features can be automatically disabled if the mobile user interface device is out of range. Such an approach controls the device functionality based on the user proximity for correct and safe operation of the device.