NASA successfully launched eight Cyclone Global Navigation Satellite System (CYGNSS) microsatellites this morning (December 15, 2016) from Cape Canaveral Air Force Station in…

By Inside GNSS

GPS III satellites in production. Image Source: Lockheed Martin. The U.S. Air Force has approved Lockheed Martin’s current GPS satellite ground control system…

By Inside GNSS

Septentrio’s PolaRx5 GNSS receiver. Image source: Septentrio. Septentrio has released its 5.1.0 firmware for the PolaRx5 product line of GNSS reference receivers. The…

By Inside GNSS

Europe’s satellite navigation system, Galileo, is about  to go operational on December 15 when the European Commission makes a Declaration of Initial Services…

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After months of testing, the European Space Agency (ESA) has announced that Galileo satellites 13 and 14 are transmitting healthy navigation signals and…

By Inside GNSS

This webinar has taken place. A recorded version is available now to those who register. Europe’s satellite navigation system, Galileo, is about to…

By Inside GNSS

Ligado Networks has announced a cooperation agreement with Topcon Positioning Systems that removes another barrier to the wireless broadband company’s proposed 5G network…

By Inside GNSS

Eliza Schmidkunz is cofounder and partner in Gibbons Media and Research LLC, publishers of Inside GNSS. From 2006 through 2016, she was a…

By Inside GNSS

Federal officials are finally moving on a year-old, two-phase plan to establish a long delayed backup for the GPS system.

By Inside GNSS

The Air Force’s Global Positioning Systems Directorate contracted the CUP2 upgrade. Lockheed Martin has announced a major upgrade to modernize the GPS ground…

By Inside GNSS

u-blox SAM-M8Q GNSS receiver. Thalwil, Switzerland-based u-blox has released its SAM-M8Q GNSS receiver with integrated antenna. The compact SAM-M8Q module speeds time to…

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Return to main article: "Interference Localization from Space: Theoretical Background"

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The navigation sensors for location-based services (LBS) are complex technical systems. Modern technical science can answer most questions about the optimality of particular…

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Pavel Kovar is a professor of radio engineering, radionavigation, and avionics systems at the Czech Technical University in Prague. He was a designer…

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One of 12 magnetograms recorded at Greenwich Observatory during the Great Geomagnetic Storm of 1859 1996 soccer game in the Midwest, (Rick Dikeman…

By Inside GNSS