Study of Atmospheric ‘Froth’ May Help GPS Communications

February 26, 2015By

GPS World Innovation editor Richard Langley has co-authored a study, described below, exploring how irregularities in Earth’s upper atmosphere can distort GPS signals, an important step toward mitigation. read more

Rohde & Schwarz Offers Simultaneous Time Domain and Spectrum Analysis

February 25, 2015By

Rohde & Schwarz has added the R&S RTM-K18 spectrum analysis and spectrogram option to its R&S RTM oscilloscope family, making the R&S RTM the only oscilloscope in its class that can analyze the time domain while simultaneously analyzing the spectrum, logic and serial protocol. Interactions such as those that occur in electronic devices with RF components are quickly analyzed in... read more

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When in Rome…Check Galileo’s Performance

February 20, 2015By

The Thales Alenia Space plant in the eastern suburbs of Rome is home to a facility that provides a troubleshooting platform for the Galileo ground network and an assessment of the performance of the satnav constellation. read more

Third, Fourth Galileo FOC Satellites Confirmed Fit for Soyuz Launch

February 17, 2015By

The third and fourth Galileo Full Operational Capability (FOC) satellites are a confirmed “fit” for their Arianespace Soyuz launch March 27, having made initial contact with the mission’s dual-payload dispenser in French Guiana, according to Arianespace. The fit check was completed over a two-day period inside the Spaceport’s S1A payload preparation building. The two satellites were installed separately, with the... read more

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DoT Hosts Third Workshop on GPS Adjacent Band Compatibility

February 13, 2015By

The U.S. Department of Transportation will host a third workshop to continue discussions of the GPS Adjacent Band Compatibility Assessment on March 12. The workshop will focus on the following topics: Identification of GPS and GNSS receivers to be considered for testing that are representative of the current categories of user applications Discussion of a GPS/GNSS receiver test plan. Anyone... read more

GATE Facility Recertified as Galileo Test Bed

February 11, 2015By

The German Galileo test and development infrastructure GATE has been recertified to serve as a Galileo open‐air test laboratory, for receiver integrity testing (RAIM) for safety‐of‐life (SoL) applications, and for Galileo SIS ICD conformance of signal characteristics and signal quality. The GATE facility, in Berchtesgaden, is operated by IFEN GmbH. Certification was conducted by TÜV SÜD, an international service corporation... read more

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Russia, China Sign Satellite Navigation Agreement

February 10, 2015By

Russia and China have signed a cooperation agreement on satellite navigation, a Russian Space Agency spokesperson told RIA Novosti on Tuesday. Roscosmos chief Igor Komarov met with Xu Dazhe, the leader of China’s National Space Administration, on an official visit in Beijing. “The first provision to set up a committee and a protocol were signed during the first working session. Igor Komarov and Xu Dazhe discussed... read more

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Raytheon GPS Ground Program Passes Review

February 9, 2015By

The ground control system (OCX) that Raytheon is developing for the next-generation GPS program has passed a Pentagon review, reports Reuters. The program will be monitored to ensure it stays on track, a senior Air Force official said on Feb. 6 as reported by the news service. Major General Roger Teague, director of space programs for the Air Force acquisition chief, said a review... read more