Subscriber Device Diagnostics for Drive-Test-Free Coverage Assessment
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Solution Overview
Problem
RF drive tests for assessing mobile network coverage and quality of service are resource-intensive and time-consuming, and users face challenges in configuring their devices for optimal network performance without operator access privileges.
Innovation Solution
A system and method that continuously collects and validates wireless network signals from subscriber devices, using machine learning to diagnose malfunctions and adjust device configurations without requiring operator access, by distinguishing between first and second device configuration parameters, and performing diagnostics based on historical snapshots and network usage information.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If RF drive tests are used to assess network coverage and quality of service, then measurement precision is improved, but loss of time and productivity deteriorate
Solution Approach 1:
The patent creates virtual copies of drive test measurements by collecting and analyzing actual device measurement data from multiple subscriber devices. Instead of performing physical drive tests, the system reconstructs network performance metrics from aggregated device reports, achieving similar assessment accuracy without the time cost of actual drive tests.
Solution Approach 2:
Subscriber devices automatically perform measurements and report network performance data without requiring external intervention. The devices self-configure measurement parameters and autonomously report findings to the network management system, eliminating the need for specialized drive test personnel and vehicles.
2Device complexity
If operator access privileges are required to configure device parameters, then device complexity is reduced, but ease of operation deteriorates
Solution Approach 1:
The system introduces an automated intermediary service that mediates between user configuration requests and operator-level device parameters. The service translates user-friendly configuration inputs into appropriate device parameter adjustments, enabling users to configure devices without direct operator privileges while maintaining system security and integrity.
Solution Approach 2:
The system dynamically changes device configuration parameters based on automatically collected measurement data and diagnostic results. Instead of requiring manual user configuration, the system autonomously adjusts parameters such as network selection, signal measurement thresholds, and service quality settings based on real-time conditions and historical performance data.
3Adaptability or versatility
If manual user configuration is required for optimal network performance, then adaptability is improved, but productivity deteriorates
Solution Approach 1:
The system implements continuous feedback loops where measurement data from subscriber devices is automatically collected, analyzed, and used to generate configuration recommendations. The system monitors network performance metrics in real-time and automatically adjusts device parameters based on feedback from actual network conditions, achieving optimal performance without manual intervention.
Solution Approach 2:
The system performs preliminary configuration actions by pre-configuring devices with optimal parameters based on historical data and predicted network conditions. Before users need to manually configure devices, the system has already prepared and applied appropriate settings based on anticipated network scenarios and device usage patterns.
Data Source
AI summary
In one embodiment, a system determines diagnostics information for a terminal. The system generates a support ticket for the terminal based on the diagnostics information of the terminal, the support ticket corresponding to one of a plurality of carrier operators. The system attaches the diagnostics information to the support ticket such that the support ticket includes diagnostics information for the terminal at a time when the support ticket is opened. The system sends the support ticket to the carrier operator.