The researchers, led by Todd Humphreys and funded by the U.S. Army, examined the downlink signal structure of the SpaceX Starlink constellation of ultrafast ...
She has worked in government, for non-profits, and in corporate communications, editing a variety of publications for audiences ranging from federal government contractors to teachers. [Radionavigation Lab](https://radionavlab.ae.utexas.edu/) has been reverse-engineering signals sent from thousands of Starlink internet satellites to ground-based receivers. Army, examined the downlink signal structure of the SpaceX Starlink constellation of ultrafast broadband satellites in low-Earth-orbit (LEO), reported signal that can be exploited to produce pseudorange measurements. the signalโs structure. Senior Editor Tracy Cozzens joined GPS World magazine in 2006.