During a recent morning rush hour, a signal problem near Quincy Center froze the commutes of Red Line riders. At the JFK/UMass Station, a couple hundred riders stood shoulder to shoulder, waiting and ...

Experienced designers of 10 Gbits/sec (10G) Ethernet, SONET/OTN, Infiniband (QDR/FDR), and Fibre channel (16/8GFC) products are well aware that the maintenance of signal quality is far more difficult ...

No audio available for this content. Question: What are the main challenges facing GNSS/GPS-based autonomous solutions in terms of signal integrity, jamming and spoofing, and how are these being ...

While serving on the National Security Council staff in the Biden administration, I was tasked with strengthening the resilience of U.S. critical infrastructure, namely its reliance on GPS for ...

The omnipresent system that people use for navigation and positioning is increasingly vulnerable. Can it be improved?

This website by John Hopkins University covers many informative topics in the area of signal and systems. Each topic usually has some written tutorial as well as an interactive web applet. Some of the ...

The development of more advanced technologies to process radiofrequency signals could further advance wireless communication, allowing devices connected to the internet to share information with each ...