Aircraft Near-Field Data Exchange for Secure Maintenance
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Solution Overview
Problem
Current aircraft communication systems, such as WiFi and datalink services, are vulnerable to interception and require heavy, costly hardware, increasing weight and operational costs due to the need for equipment and antennas, which is not desirable for secure data exchange between aircraft and ground operators.
Innovation Solution
Implementing a near-field communication interface within the aircraft and a handheld device with a compatible near-field communication interface for secure, local data exchange, utilizing peer-to-peer communication and cryptographic protocols to minimize eavesdropping risks and reduce hardware requirements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of stationary object
If WiFi and datalink services are used for data exchange, then communication distance is improved, but security against interception deteriorates
Solution Approach 1:
The patent introduces a portable computing device as an intermediary between the aircraft system and ground operators. Data is transmitted from the aircraft to the portable device via near-field communication, then forwarded to ground operators through cellular networks. This intermediary approach allows secure local transmission while using public networks only for non-sensitive routing, resolving the contradiction between communication distance and security.
2Adaptability or versatility
If WiFi and datalink services are implemented, then communication capability is improved, but device complexity and weight increase
Solution Approach 1:
The patent extracts the heavy, complex communication hardware (WiFi antennas, datalink equipment) from the aircraft and relocates it to a portable computing device that the maintenance operator carries. The aircraft only needs a lightweight near-field communication interface, while the portable device handles all complex communication functions, significantly reducing aircraft hardware requirements and weight.
3Reliability
If dedicated communication hardware is installed on aircraft, then communication reliability is improved, but cost of operation increases
Solution Approach 1:
The patent makes the communication system universal by using a portable computing device that can serve multiple functions: near-field communication with the aircraft, cellular network connectivity for ground communication, and data processing. This single multi-functional device replaces multiple dedicated systems, reducing hardware costs and operational expenses while maintaining reliability through cryptographic protocols.
Data Source
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AI summary
An aircraft system (90) for exchanging data between an aircraft (10) having multiple aircraft systems (20) and an operator, includes a first near-field communication interface (40) located within the aircraft (10) and operably coupled to at least some of the multiple aircraft systems (20) and a handheld device (70) having a second near-field communication interface (78) and a method of securely transferring information between the first near-field communication interface (40) located within the aircraft (10) and the handheld device (70).