5G Fixed Wireless Access Self-Installation via Pre-Stored Sync Parameters
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Solution Overview
Problem
The challenge in deploying Fifth Generation (5G) wireless access networks is the intermittent signal quality due to multipath wave propagation and fading, especially in areas with low 5G coverage, making it difficult for Fixed Wireless Access (FWA) devices to identify and connect to 5G signals during installation without technician intervention.
Innovation Solution
FWA devices are configured to scan for 5G signals by obtaining and using synchronization signal parameters, either stored or obtained through a SIM update, to detect and measure 5G signal strength, enabling self-installation and reducing the need for technician-assisted setup.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If FWA devices perform automatic scanning for 5G signals during installation, then ease of operation is improved, but reliability deteriorates due to intermittent signal quality from multipath propagation and fading
Solution Approach 1:
The system performs preliminary actions by storing synchronization signal parameters and 5G network information in advance before installation. The FWA device uses pre-stored synchronization signal parameters to initiate scanning, which prepares the device ahead of time to quickly identify 5G signals when installed, thereby improving both ease of operation and signal detection reliability despite intermittent signal conditions
Solution Approach 2:
The patent introduces an intermediary mechanism by using stored synchronization signal parameters as a mediator between the FWA device and the 5G network. These parameters act as a reference that helps the device filter and identify valid 5G signals from intermittent or degraded signals, enabling reliable detection even in challenging propagation conditions while maintaining automatic installation capability
2Productivity
If FWA devices use stored synchronization signal parameters for scanning, then productivity is improved through faster installation, but measurement precision deteriorates in areas with low 5G coverage
Solution Approach 1:
The system performs preliminary actions by storing synchronization signal parameters and 5G network information in advance before installation. The FWA device uses pre-stored synchronization signal parameters to initiate scanning, which prepares the device ahead of time to quickly identify 5G signals when installed, thereby improving both ease of operation and signal detection reliability despite intermittent signal conditions
Solution Approach 2:
The system implements feedback by continuously monitoring signal quality metrics and using this information to adjust scanning parameters and signal selection. The FWA device measures signal strength and quality, compares these measurements against thresholds and stored parameters, and uses this feedback to identify the strongest reliable signals, thereby maintaining measurement precision even in low-coverage areas while preserving fast installation capability
3Productivity
If FWA devices simultaneously transfer data over 5G and 4G LTE interfaces, then productivity is improved through increased bandwidth, but device complexity increases
Solution Approach 1:
The system applies dynamics by implementing dynamic interface management where the FWA device can flexibly switch between 5G and 4G LTE interfaces based on real-time signal conditions. The device dynamically selects which interface to use for data transfer, allowing it to optimize performance by using 5G when available and falling back to 4G when necessary, thereby achieving high productivity without requiring complex simultaneous multi-interface operation
Solution Approach 2:
The FWA device embodies universality by being designed to operate on multiple wireless interfaces (5G and 4G LTE) with a single unified architecture. The device can function on either interface independently or in combination, making it universally adaptable to different network conditions. This multi-functionality allows the device to achieve high data transfer capabilities without requiring separate specialized hardware for each interface type, thereby managing complexity effectively
Data Source
AI summary
The present disclosure provides a method comprising attaching, by a fixed wireless access device, to a Fourth Generation (4G) Long Term Evolution (LTE) base station, causing, by the fixed wireless access device, the 4G LTE base station to add a Fifth Generation (5G) New Radio (NR) base station as a secondary base station for the fixed wireless access device, scanning, by the fixed wireless access device, for 5G wireless signals associated with the 5G NR base station and generating, by the fixed wireless access device, an indication of signal strength for the 5G wireless signals associated with the 5G NR base station.