Dynamic Spectrum Management Using FFT Signal Analysis

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Solution Overview

Problem

Existing spectrum management systems face challenges in efficiently managing and optimizing the limited wireless communications spectrum due to the diverse range of devices operating at different frequencies and technological standards, leading to difficulties in effective regulation and utilization.

Innovation Solution

A system utilizing a monitoring sensor, FFT engine, data analysis engine, and Multi-Access Edge Computing (MEC) layer to analyze electromagnetic environments, detect signals of interest, and optimize network resources through a programmable rules and policy editor, enabling real-time adjustments to enhance spectrum utilization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional spectrum management systems are used to regulate diverse wireless devices, then regulatory control is maintained, but spectrum utilization efficiency deteriorates due to the inability to dynamically adapt to different devices and standards

Engineering Contradiction:
Improvespectrum utilization efficiencyVSAvoidmanagement system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic spectrum management by enabling the system to adaptively adjust spectrum allocation in real-time based on detected signal characteristics, device types, and network conditions. The spectrum management system transitions from static regulatory control to dynamic optimization, improving spectrum utilization efficiency while maintaining manageable complexity through automated decision-making algorithms.

Inventive Principle:
Principle #15Dynamics

2Productivity

If the spectrum management system monitors and analyzes all electromagnetic signals, then spectrum optimization improves, but system complexity and computational requirements increase

Engineering Contradiction:
Improvespectrum optimization capabilityVSAvoidanalysis system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent extracts and focuses analysis only on relevant signals of interest by implementing signal detection and classification mechanisms that identify and filter out unnecessary electromagnetic signals. This selective approach allows the system to optimize spectrum utilization for targeted applications without being overwhelmed by analyzing all signals in the electromagnetic environment.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces an intermediary layer of signal analysis and classification between raw electromagnetic detection and spectrum management decisions. This intermediary processing layer, implemented through the FFT engine and detection engine, simplifies the overall system complexity by preprocessing signals and presenting only relevant information to the spectrum management logic.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If real-time spectrum analysis is performed to identify available frequencies and signal characteristics, then network resource optimization improves, but processing time and computational energy increase

Engineering Contradiction:
Improvenetwork resource optimizationVSAvoidcomputational energy consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The patent applies partial action by performing FFT analysis and signal detection only on specific frequency bands and time periods where spectrum optimization is most beneficial. Rather than continuously analyzing all frequencies at full resolution, the system selectively applies processing resources to critical spectrum regions, reducing overall computational energy consumption while maintaining effective network resource optimization.

Inventive Principle:
Principle #16Partial or excessive action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The system effectively identifies available frequencies, modulation types, and signal origins, prioritizing applications, and optimizing network performance by dynamically managing spectrum resources.

Implementation Method 1

a Fast Fourier Transform (FFT) engine operable to perform an FFT on the RF data and to create frequency domain information

Methodology Applied
Scientific EffectFast Fourier Transform:

Data Source

PatentUS12490103B2System, method, and apparatus for providing optimized network resources
Publication Date: 2025.12.02 DIGITAL GLOBAL SYSTEMS INC
  • US12490103B2 patent drawing
  • US12490103B2 patent drawing
  • US12490103B2 patent drawing

AI summary

Systems, methods, and apparatuses for providing optimization of network resources. The system is operable to monitor the electromagnetic environment, analyze the electromagnetic environment, and extract environmental awareness of the electromagnetic environment. The system extracts the environmental awareness of the electromagnetic environment by including customer goals. The system is operable to use the environmental awareness with the customer goals and/or user defined policies and rules to extract actionable information to help the customer optimize the network resources.