Dynamic Spectrum Acquisition for Rural Wireless Connectivity

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Solution Overview

Problem

Wireless networks in rural environments face challenges due to reduced user density, infrastructure, and seasonal variations, leading to poor connectivity and performance, despite regulatory restrictions on spectrum availability and transmit power.

Innovation Solution

A method and system for configuring wireless devices to enhance network performance by identifying the largest continuous spectral range, reserving it, and defining transmitter characteristics, while maintaining compliance with local and national requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Power

If wireless devices operate with higher transmit power to improve connectivity in rural environments, then network coverage and performance are improved, but compliance with regulatory spectrum availability and power restrictions is violated

Engineering Contradiction:
Improvetransmit powerVSAvoidregulatory compliance
Core Design Contradiction:
PowerVSReliability

Solution Approach 1:

The system dynamically adjusts transmitter characteristics including power levels based on real-time spectral availability data from the database. The wireless device can operate at higher power when spectrum is available and reduce power when regulatory constraints apply, enabling adaptive compliance while maximizing connectivity performance.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes operational parameters by identifying the largest continuous spectral range from available frequency regions and configuring the transmitter to operate within those specific frequency bands. This allows the system to optimize power usage across different spectral regions while maintaining regulatory compliance.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If wireless devices use more spectral regions to improve network performance, then connectivity and data throughput are enhanced, but interference with other services and regulatory violations increase

Engineering Contradiction:
Improvenetwork performanceVSAvoidspectrum interference
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary spectral analysis by querying the database for available spectral regions before transmitting. This advance planning allows the device to identify and reserve the largest continuous spectral range, ensuring optimal performance while avoiding frequencies that would cause interference with protected services.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The geolocation database acts as an intermediary between the wireless device and the spectrum environment. It provides authoritative information about available spectral regions and regulatory constraints, enabling the device to make informed decisions about which frequency bands to use, thereby maximizing performance while minimizing interference.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If wireless devices perform comprehensive spectral scanning to identify available frequency regions, then optimal spectral selection is achieved, but device complexity and processing time increase

Engineering Contradiction:
Improvespectral availability detectionVSAvoidspectral analysis complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system extracts only the essential information needed for operation by querying the database for pre-analyzed spectral availability data rather than performing complete spectral analysis. The device retrieves the largest continuous spectral range directly from the database, significantly reducing processing complexity while maintaining accurate spectral detection.

Inventive Principle:
Principle #2Taking out (Extraction)

4Area of stationary object

If wireless networks deploy more infrastructure such as cell towers to improve rural connectivity, then network coverage is enhanced, but infrastructure cost and deployment complexity increase

Engineering Contradiction:
Improvenetwork coverage areaVSAvoidinfrastructure complexity
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The wireless device performs self-configuration by automatically identifying available spectral regions and optimizing its transmitter characteristics without requiring manual infrastructure deployment. This enables improved rural connectivity through software-based spectral optimization rather than requiring additional physical cell towers, reducing infrastructure complexity and deployment costs.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20240179579A1Dynamic spectrum acquisition and power management for wireless devices
Publication Date: 2024.05.30 DAVIES MICHAEL
  • US20240179579A1 patent drawing
  • US20240179579A1 patent drawing
  • US20240179579A1 patent drawing

AI summary

The provisioning of wireless networks in rural environments still represents a significant issue for network operators or government regulators or authorities. This arises from a variety of factors including reduced densities of users, reduced infrastructure such as cellular network towers and increase distances coupled with seasonal variations such as inclement weather in the winter, leaves on trees during the summer etc. Embodiments of the invention allow for wireless networks and more particularly wireless devices within the wireless network to provide increased connectivity and performance within rural wireless networks whilst maintaining compliance with the applicable local, region and national requirements as defined in the applicable specifications.