Cellular Connectivity Guidance Using GNSS Path Segmentation
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Solution Overview
Problem
Existing systems fail to provide effective guidance and connectivity when in areas without cellular connectivity, such as urban areas, and existing systems do not provide effective solutions to address the loss of cellular connectivity, preventing the user equipment from performing certain functions such as emergency calls or running certain software applications.
Innovation Solution
Implementing a system with a display, a first receiver configured to receive a first signal, a second receiver configured to receive a second signal, a global navigation satellite system receiver, and processing circuitry to generate a notification on the display, a notification indicating the loss of cellular connectivity, and a notification providing guidance to reach the nearest connectivity, using specific colors to indicate segments of the paths where cellular connectivity is present, segments where only emergency calls may be made, and regions without cellular connectivity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If the system provides detailed notification and guidance functionality, then user experience and information availability improve, but device complexity increases
Solution Approach 1:
The system segments the path to connectivity by dividing it into multiple segments with different connectivity characteristics (full connectivity, emergency calls only, no connectivity). Each segment is color-coded and displayed separately on the map interface, allowing users to understand the connectivity status at different locations along their path without overwhelming system complexity.
Solution Approach 2:
The notification system serves multiple functions: it detects connectivity loss, determines user location via GNSS, retrieves path information from a server, displays visual notifications with timing control, and provides segmented path information with connectivity status. This multi-functionality addresses various information needs without requiring separate systems for each function.
2Measurement precision
If the system monitors and tracks connectivity status continuously, then connectivity loss detection precision improves, but energy consumption increases
Solution Approach 1:
The notification is displayed periodically based on timing criteria rather than continuously. The system determines when to display the notification by evaluating time-based conditions (e.g., displaying after a threshold time since connectivity loss or at specific intervals), which reduces energy consumption compared to continuous monitoring and display while maintaining adequate detection precision.
3Ease of operation
If the system provides comprehensive path information and navigation guidance, then ease of operation improves, but device complexity increases
Solution Approach 1:
The system uses an intermediary server to store and provide path information and connectivity data. Instead of implementing complex path calculation and storage capabilities within the electronic device itself, the device communicates with an external server that maintains the path database and connectivity information, thereby reducing device complexity while providing comprehensive navigation guidance.
Solution Approach 2:
The system adds a visual dimension to path information by displaying a map interface with color-coded segments representing different connectivity zones. This visual representation transforms abstract connectivity data into intuitive visual information, improving ease of operation without significantly increasing device complexity.
Data Source
AI summary
Embodiments herein provide various apparatuses and techniques for providing a notification indicating guidance to reaching cellular connectivity in the event of a loss of cellular connectivity and for guiding a user of a user equipment to a location with cellular connectivity. In an embodiment, the notification may be generated based on expiration of a timer, a screen unlock operation, or an application connection failure. The notification may indicate how long ago the cellular connectivity loss occurred and how far away a nearest location with a cellular connectivity was. In an embodiment, the user equipment may display a map interface based on user input selecting the notification. The map interface may show a map of the current location of the user equipment, a nearest location with cellular connectivity to the user equipment, and a path, which includes a tracked path of user equipment and a proposed path to the nearest location with cellular connectivity.