Aircraft Wireless Device Management System
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Solution Overview
Problem
The increasing use of cellular devices on aircraft poses safety concerns due to electromagnetic interference and challenges in enforcing federal regulations, particularly in cargo airlines where monitoring is difficult.
Innovation Solution
A Wireless Management System (WMS) that uses sensors and a processor to automatically transition wireless devices between operational modes, such as normal, disabled, and airborne modes, based on flight conditions, ensuring compliance with regulations by deactivating transmitters during flight.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If wireless devices are allowed to operate freely on aircraft, then ease of operation is improved, but electromagnetic interference risk increases
Solution Approach 1:
The system performs preliminary detection of flight conditions (takeoff, landing, cruising) using sensors before making decisions about wireless device operation. By detecting the aircraft's state in advance, the system proactively enables or disables transmitters at appropriate times, preventing electromagnetic interference before it occurs while allowing device operation when safe
Solution Approach 2:
The system continuously monitors flight conditions through sensors and uses this feedback to dynamically adjust the operational state of wireless devices. The processor receives real-time data about aircraft motion and automatically transitions devices between enabled and disabled states, creating a closed-loop control system that responds to changing flight conditions
2Device complexity
If manual monitoring methods are used to enforce regulations, then device complexity is reduced, but enforcement reliability deteriorates
Solution Approach 1:
The wireless device autonomously determines its own operational state based on detected flight conditions. The device's own processor analyzes sensor data and automatically enables or disables the transmitter without requiring external monitoring or human intervention, making the system self-regulating and eliminating the need for complex monitoring infrastructure
Solution Approach 2:
The system replaces manual monitoring mechanisms with an automated electronic control system. Instead of relying on human operators to observe and enforce regulations, the patent uses sensors, processors, and automatic control logic to detect flight conditions and enforce transmitter shutdown, substituting mechanical/human monitoring with electronic automation
3Object-affected harmful factors
If transmitters are deactivated during flight, then electromagnetic interference is reduced, but loss of information increases
Solution Approach 1:
The system dynamically adjusts the operational state of wireless transmitters based on real-time flight conditions. Rather than maintaining a fixed disabled state throughout the patent, the system transitions devices between enabled and disabled states according to the aircraft's phase of flight, allowing communication when safe (e.g., during ground operations or cruising) while preventing interference during critical phases (takeoff, landing)
Data Source
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AI summary
A method of management of a wireless device in an aircraft may include transitioning the wireless device from a first mode to a second mode based on data that is indicative of a change in flight condition of the aircraft. One of these modes may be a state of the device in which a transmitter of the device is deactivated and the other mode may be a state of the device in which the transmitter is activated. The data indicative of the change in flight condition may either be downloaded to the device from an external source, acquired from a sensor(s) embedded in the device, or may be determined based on both the data acquired by the sensor(s) and data downloaded to the device.