Cognitive radio networks (CRNs) represent an innovative paradigm in wireless communications that optimises the usage of the limited radio frequency spectrum. By enabling unlicensed secondary users to ...

Researchers have developed a new chip-sized microwave photonic filter to separate communication signals from noise and suppress unwanted interference across the full radio frequency spectrum. The ...

The National Telecommunications and Information Administration announced Wednesday that it’s looking to significantly modernize the systems and software it utilizes for managing spectrum as the ...

In today’s hyperconnected world, wireless communication faces a critical challenge known as the “spectrum crunch.” Spectrum crunch results from more devices vying for limited frequencies, creating an ...

This spring, the University of Notre Dame welcomes the development of a critical strategy at the national level. It’s about the radio frequency spectrum, the natural resource used by all sorts of high ...

Proposed legislation regarding the sharing of radio frequency spectrum space between government and industry could negatively impact U.S. national security, Navy Vice Adm. Jeffrey Trussler said in his ...

Per the NOI, "Leveraging today’s tools to understand tomorrow’s commercial spectrum usage can help identify ... more efficient spectrum use." The U.S. Federal Communications Commission is requesting ...

UAlbany's Mustafa Aksoy is leading the development of machine-learning algorithms that can detect and remove radio frequency interference that impairs the accuracy of U.S. satellite measurements.

The National Oceanic and Atmospheric Administration produces monthly climate data records based on information drawn from microwave sensors that are particularly vulnerable to RF interference. Credit: ...

Spectrum Slit a light sculpture visualizes RF activity with an SDR receiver and sixty?four filament LEDs, helping you see ...