Cellular Voice Diagnostic Test System for Wireless Devices
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Solution Overview
Problem
Users of cellular wireless devices often encounter issues such as dropped calls, poor data throughput, and difficulties with eSIM profile installation and transfer, necessitating effective diagnostic tools for service technicians to identify and resolve these problems.
Innovation Solution
A diagnostic testing apparatus that processes cellular wireless binary metric data logs from wireless devices, categorizes observed functionality issues, and provides recommended actions for service technicians and users, including contacting the mobile network operator, adjusting device settings, repairing components, updating software, or replacing the device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If diagnostic testing is implemented to identify cellular wireless issues, then service technician efficiency is improved, but device complexity increases
Solution Approach 1:
The wireless device performs self-diagnosis by automatically collecting and analyzing its own operational data, including signal strength, call quality metrics, and eSIM status information. The diagnostics application on the device independently processes this data and generates reports without requiring complex external testing equipment or manual intervention from service technicians.
Solution Approach 2:
A cloud-based diagnostic server acts as an intermediary between the wireless device and the service technician. The server receives diagnostic data from the device, processes it through sophisticated algorithms, and delivers actionable insights to technicians via a simplified interface, thereby reducing the complexity burden on the device while maintaining high diagnostic capability.
2Measurement precision
If comprehensive diagnostic testing is performed to categorize functionality issues, then issue identification accuracy is improved, but diagnostic time increases
Solution Approach 1:
The system continuously collects and pre-processes operational data in the background, maintaining a database of device metrics including signal strength, call quality, and eSIM status. When diagnostics are requested, this pre-collected data is immediately available for analysis, eliminating the need for time-consuming real-time data gathering and enabling rapid, accurate issue identification.
Solution Approach 2:
The diagnostic testing is divided into multiple independent modules, each targeting specific functionality areas such as voice calls, data connectivity, and eSIM operations. Each module can be executed and analyzed separately, allowing the system to quickly identify and report on specific issues without requiring a complete comprehensive test of all device functions.
Data Source
AI summary
The described embodiments set forth techniques for diagnostic testing a wireless device configured for cellular wireless service. A test apparatus processes data logs obtained from the wireless device, categorizes observed cellular wireless functionality issues, and provides recommended actions for a service technician and/or a user to take. Exemplary cellular wireless issues include cellular wireless service connectivity, cellular voice call stability, and cellular eSIM profile installation and transfer failures. Recommended actions can include directing a user to contact a mobile network operator with particular observations, adjusting wireless device settings, repair of a wireless device component, updating wireless device software, or replacement of the wireless device.