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Opposing the FCC’s Ligado Decision Not surprisingly, the primary topic at the July 1 meeting of the National Space-based Positioning, Navigation and Timing Advisory Board was the Federal...

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Hemisphere GPS announces the Eclipse P300 and Eclipse P301 OEM modules — its next-generation high‑performance compact modules for RTK GNSS applications. Based on new Hemisphere GPS multi-function...

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Illustration of side-lobe signals from GPS satellites. (Image: ESA) Two European Space Agency studies found that the signal from navigation satellites orbiting Earth could be used to navigate the...

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Seven technologies that put GPS in mobile phones around the world — the how and why of location’s entry into modern consumer mobile communications. By Frank van Diggelen, Broadcom Corporation...

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A team of Canadian and German researchers have obtained precise three-dimensional positions using measurements from the four prototype Galileo satellites now in orbit. The two In-Orbit Validation...

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u-blox and Rohde & Schwarz (R&S), a supplier of test and measurement equipment, have successfully concluded a simulation of the European Galileo satellite positioning system. The...

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The annual ION GNSS+ 2020 Conference scheduled to take place Sept. 21-25 in St. Louis, Missouri, will now be held entirely virtually. The Institute of Navigation (ION) made the decision after careful...

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By Frank van Diggelen, Global Locate, Inc. This update to a frequently requested article first published here in 1998 explains how statistical methods can create many different position accuracy...