Experienced leader returns to Galileo helm, now within ESA

November 24, 2015By

The European Space Agency (ESA) has unexpectedly announced a new leadership team. The naming of eight senior leaders to the heads of various departments brings back one figure very well-versed in Galileo matters to head the Galileo program and navigation-related activities: Paul Verhoef. Verhoef was the European Commission coordinator for Galileo activities from 2005 to 2011. In a rare weekend... read more

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Verhoef named Galileo director by ESA Council

November 23, 2015By
Paul Verhoef

The European Space Agency (ESA) has named Paul Verhoef its new Director of Galileo Programme and Navigation-Related Activities. Verhoef, former coordinator for Galileo activities with the European Commission, was named as one member of a new senior leadership team after a special meeting of the ESA Council in Paris on Nov. 21. At the weekend meeting, the agency selected several new managers for... read more

Innovation: Enhanced Loran

November 23, 2015By

A Wide-Area Multi-Application PNT Resiliency Solution
Enhanced Loran could furnish the wide-area complementary solution to GPS that is urgently needed for critical infrastructure components. This article highlights the state of current eLoran technology and discusses future potential. read more

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UTC to retain leap second at least until 2023

November 23, 2015By

The ITU World Radiocommunication Conference (WRC-15), in session in Geneva Nov. 2-27, has decided that further studies are required on the impact and application of a future reference time-scale, including the modification of Coordinated Universal Time (UTC) and suppressing the so-called “leap second.” Leap seconds are added periodically to adjust to irregularities in the earth’s rotation in relation to UTC, the... read more

ULA won’t bid on GPS III launch contract

November 17, 2015By

The United Launch Alliance (ULA) declined Nov. 16 to submit a bid to launch the first GPS III satellite, leaving the field wide open for commercial launch service SpaceX, reports Space News. The first GPS III satellite is expected to launch in 2018. SpaceX is likely to win the U.S. Air Force launch contract by default. Every operational GPS mission... read more

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Research Online: Positioning with LTE signals

November 12, 2015By
Rover positions obtained with 2D LTE versus GPS track.

Positioning with LTE Signals An alternative to GNSS in urban canyons can be provided by signals from cellular base stations, particularly new signals from long-term evolution (LTE) networks, since LTE coverage will be high in cities. Wide LTE downlink bandwidth provides good resolution of multipath components, which also assists positioning. A test used a universal software radio peripheral N210 synchronized... read more

Next-generation GLONASS-K2 won’t launch until 2017 at earliest

November 12, 2015By

The test flight of the first GLONASS-K2 satellite — a new generation GLONASS satellite with a design life of 10 years — is expected to take place from late 2017 to early 2018, RIA Novosti reports. The Russian news agency quoted Nikolai Testoyedov, CEO of Information Satellite Systems—Reshetnev, speaking at the 2015 Dubai Air Show. According to Testoyedov, the GLONASS-K2 satellites had difficulty being equipped following... read more

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System of Systems: New BeiDou TMBOC Signal Tracked

November 11, 2015By

New BeiDou TMBOC Signal Tracked Similar Structure to Future GPS L1C China’s new third-generation BeiDou satellites are broadcasting some new signals in space. The newest signal, which just began broadcasting from a satellite launched on Sept. 30, is similar to the future GPS L1C signal with time-division BOC(1,1) and BOC(6,1) signals. Such a type of modulation is called time-multiplexed binary... read more

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