April 5, 2018

Ligado Decision May Be At Hand

The federal government is rumored to be nearing a decision about Ligado Networks’ request to repurpose its satellite frequencies to also support a ground-based telecom network. Those frequencies neighbor the band used by GPS. Testing done both several years ago and more recently has shown such a system could seriously interfere with GPS receivers.

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By Dee Ann Divis
June 30, 2015

LightSquared Launches GPS Receiver Tests while Adjacent Band Interference Study Stalls

Reed Hundt. Wikimedia Commons photo by Ben Stanfield

[Updated July 1, 2015] Even as government researchers weather another delay in a study aimed at preventing GPS disruptions, the company at the heart of the issue has launched its own test of what it deems to be economically significant GPS receivers.

LightSquared, the Virginia firm seeking to rezone satellite frequencies to support a nationwide, ground-based, wireless broadband network, expects results this fall.

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By Inside GNSS