Vehicle Network Controller Route-Based Signal Duration Selection
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Solution Overview
Problem
Existing vehicle communication systems often switch between wireless networks based on signal strength, leading to frequent disconnections and decreased data transfer rates due to constant network negotiation, as they fail to account for the duration of connectivity along a known route.
Innovation Solution
A method and system that utilize a Global Positioning System (GPS) receiver and network controller to identify and connect to wireless networks providing the longest signal duration along a known route, minimizing network switches and optimizing data transfer by pre-identifying available networks and their signal characteristics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If the vehicle selects the wireless network with the strongest signal for data transfer, then the signal quality is improved, but the system experiences frequent network switching and decreased effective data transfer rate
Solution Approach 1:
The system performs preliminary actions by tracking the vehicle's location over time to identify known routes and pre-determining which wireless networks will be available along these routes. Before the vehicle actually travels the route, the system has already analyzed signal duration data and identified the optimal network to connect to, eliminating the need for real-time signal strength comparisons and frequent network switching during data transfer.
Solution Approach 2:
The system serves itself by using its own GPS tracking data and signal duration measurements to make autonomous network selection decisions. The network controller automatically identifies known routes, retrieves pre-stored signal duration information for networks along those routes, and selects the optimal network without requiring external intervention or complex real-time signal strength analysis, thereby maintaining stable connections and maximizing effective data transfer rate.
2Strength
If the vehicle switches to a wireless network when signal strength exceeds a threshold, then the connection quality is improved, but data transfer time is lost during network negotiation
Solution Approach 1:
The system performs preliminary actions by pre-identifying known routes through GPS tracking and storing signal duration information for various wireless networks along these routes before actual travel occurs. When the vehicle needs to transfer data, the network controller immediately queries the pre-stored information and selects the optimal network, avoiding real-time network negotiation and connection establishment delays that would occur with threshold-based switching.
3Reliability
If the system constantly monitors and switches between wireless networks based on signal strength, then the connection reliability is improved, but the device complexity and processing requirements increase
Solution Approach 1:
The system performs preliminary actions by using GPS tracking to identify known routes and pre-storing signal duration information for wireless networks along these routes. This pre-processing transforms the complex real-time decision-making problem into a simple lookup and comparison task, significantly reducing control system complexity while maintaining connection reliability through informed network selection.
Solution Approach 2:
The system uses lightweight, simple data structures to store network information (network identifiers and signal duration values) that can be quickly queried and discarded after use. This approach avoids the need for complex real-time signal analysis algorithms and heavy computational resources, maintaining low device complexity while achieving reliable network selection through pre-collected data.
Data Source
AI summary
A method of controlling data communication between a vehicle and a plurality of wireless networks includes tracking a location of the vehicle over time to identify a known route, and tracking a signal duration for each of the plurality of wireless networks. One of the plurality of wireless networks that provides the longest signal duration for the vehicle, and which is available for data communication with the vehicle along the identified known route, is identified. When a current route of the vehicle is the same as the known route, data communication from the vehicle is connected to the available wireless network identified as providing the longest signal duration for the vehicle when moving along the identified known route.