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Engineering Commons

Open Access. Powered by Scholars. Published by Universities.®

Electrical and Computer Engineering

Old Dominion University

2019

Energy detection

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Full-Text Articles in Engineering

Performance Of Cognitive Radio Networks With Unknown Dynamic Primary User Signals, Sara L. Macdonald Jul 2019

Performance Of Cognitive Radio Networks With Unknown Dynamic Primary User Signals, Sara L. Macdonald

Electrical & Computer Engineering Theses & Dissertations

The current static assignment of RF spectrum in the United States and other parts of the world has led to a large portion of the RF spectrum to be geographically and temporally underutilized. While the amount of RF spectrum is finite, the demand for spectrum continues to increase making it necessary to increase utilization of many bands. Several innovative methods for allowing licensed primary users (PUs) to share spectrum with unlicensed secondary users (SUs) have being proposed. Of these methods Cognitive Radio (CR) has emerged as a promising technology that enables SUs to dynamically access spectrum after first sensing the …


Radio Frequency Toolbox For Drone Detection And Classification, Abdulkabir Bello Apr 2019

Radio Frequency Toolbox For Drone Detection And Classification, Abdulkabir Bello

Electrical & Computer Engineering Theses & Dissertations

The continuous development of inexpensive embedded sensors has led to the rapid proliferation of new civilian use of unmanned aerial vehicle (UAVs) or drones. It is now easier for civilians to own drones as the cost falls. As we all know drones have a variety of important applications and can also be used for negative effects too. These drones can pose a threat to the security of the population either civilian, organization or industry. There is a need for Radio Frequency Signal Classification (RF-Class) toolbox which can monitor, detect, and classify RF signals from drone communication system. The ability to …