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Inside GNSS magazine • Volume 9 Number 6

November/December 2014

Online News, Articles, and Features

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Technical Article

Reliable GPS-Based Timing for Power Systems

A Multi-Layered, Multi-Receiver Architecture

Researchers from the University of Illinois at Urbana-Champaign are testing a multi-layered, multi-receiver architecture that protects GPS-based timing against jamming, spoofing, and receiver malfunctions. The results, so far, are good.

Technical Article

Evaluating the Performance of Navigation Payloads

The Error Vector Magnitude/Code Tracking Error Relationship

Engineers at the Indian Space Research Organization show that a code tracking error varies linearly with error vector magnitude, a parameter to quantify various impairments of a satellite’s navigation payload.

Technical Article

Tracking IRNSS Satellites

For Multi-GNSS Positioning in Finland

A team of Finnish researchers describe the results of a recent successful campaign to track signals from the Indian Regional Navigation Satellite System now under development.

Columns & Editorials
Brussels View

EU and Russia: Lost in Space?

Washington View

Higher Aspirations for GNSS

Space – the next GPS frontier. Higher-than-GNSS-orbit applications could spur cooperation.

Working Papers

MEOSAR: New GNSS Role in Search & Rescue

Cospas-Sarsat, a 32-year-old emergency reporting system, is replacing its low Earth orbit satellite component with a GNSS-based architecture to improve its worldwide service. This article describes changes in the space segment and the new signals and user beacons that will be part of this modernization.

GNSS Solutions

What are the actual performances of GNSS positioning using smartphone technology?

Thinking Aloud

Year 10

Let Us Rejoice!

If humans had six fingers per hand and foot, would we be inclined to the
duodecimal and become whizzes at fractions and closer friends with

GNSS Hotspots

GNSS Hotspots

Hotspots in Beijing; Philadelphia, Pennsylvania; Plesetsk Cosmodrome, Russia; Atlanta, Georgia; 317 Million Miles from Earth

1st GPS III Launch Slips to FY17, India Lofts Third IRNSS Spacecraft
into Orbit, U.S. Agencies Dodge eLoran Relaunch, 8th GPS IIF Satellite
Launches and Most Tariffs on GPS Equipment May Soon End

Thought Leadership Series

Multi-GNSS Precise Positioning

New Solutions, New Challenges

More GNSS providers, more satellites, more signals. That must mean more accuracy, more easily — right? Well, not necessarily.

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