Power Line Interference Mitigation for Vehicle Data Exchange
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Solution Overview
Problem
Current communication systems for vehicles, such as aircraft, face challenges in establishing reliable broadband connections over power lines for data exchange with remote computer systems, particularly due to interference issues in airport environments.
Innovation Solution
The implementation of a power line communication system that includes a modem coupled to a local area network and a power line, along with an interference management server that allocates communication channels within a specified frequency range to mitigate interference, enabling efficient data exchange between vehicles and remote computer systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If broadband communication is established over power lines for vehicle data exchange, then data exchange capability is improved, but interference from other radio communications degrades signal quality
Solution Approach 1:
The frequency spectrum is divided into multiple communication channels, allowing the system to segment the available bandwidth and select channels that minimize interference. The interference management server allocates specific channels to reduce overlap with other radio communications while maintaining broadband data exchange capability.
Solution Approach 2:
The interference management server continuously monitors the radio environment and uses this feedback to dynamically adjust channel allocations. By receiving information about interference levels and adapting channel assignments accordingly, the system maintains optimal communication performance despite changing interference conditions.
2Productivity
If multiple communication channels are allocated within a frequency range, then data exchange efficiency is improved, but channel management complexity increases
Solution Approach 1:
An interference management server is introduced as an intermediary component that handles channel allocation and management tasks. This server acts as a mediator between the communication system and the complex task of coordinating multiple channels, centralizing the management function to reduce overall system complexity while maintaining high data exchange efficiency.
3Productivity
If power line communication is used for vehicle monitoring, then maintenance operations are improved, but existing radio communications cause interference
Solution Approach 1:
The system converts the harmful interference from existing radio communications into a useful resource by using interference patterns to identify and avoid problematic frequency channels. The interference management server analyzes the radio environment, including interference signals, and uses this information to select optimal channels that minimize disruption to maintenance operations while leveraging the existing radio spectrum.
Data Source
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AI summary
Systems and methods to exchange data between a vehicle and a remote computer system, are disclosed. In one embodiment, a system to exchange data between a vehicle and a remote computer system comprises at least one power line adapted to couple to the vehicle, a local area network, a modem coupled to the local area network and the at least one power line, and a power line interference server comprising logic to allocate communication channels within a specified frequency range on the power line. Other embodiments may be described.