GNSS

The launch of 4 and declaration of Galileo operations

November 30, 2016By

“Now that we can rely on the powerful Ariane 5, we can anticipate the quicker completion of Galileo deployment, permitting the system to enter full operation,” said Paul Verhoef, ESA’s Director for the Galileo Programme and Navigation-related Activities, following the successful launch Nov. 17 of four satellites at once. Verhoef made the following further remarks to GPS World regarding Galileo’s future. The... read more

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New GNSS weather datasets available from TechDemoSat-1

November 29, 2016By

New weather datasets, which could prove highly valuable for weather forecasting and for longer term climate monitoring, have just been made available from the Space GNSS Receiver-Remote Sensing Instrument (SGR-ReSI) instrument on board TechDemoSat-1, a small technology demonstration satellite launched by Surrey Satellite Technology Ltd (SSTL) in 2014. With support from the European Space Agency, SSTL and the National Oceanography... read more

Editor Alan Cameron to speak at IGNSS 2016 in Sydney

November 29, 2016By

GPS World Editor and Publisher Alan Cameron will deliver the keynote address at IGNSS 2016, which will be held Dec. 6-8 at the Colombo Theatres, UNSW Australia, Sydney. Cameron will speak on “The Future — Navigated Autonomously.” The International GNSS Society (IGNSS) hosts the event, which is the Southeast Asian region’s premiere conference on GNSS and related position, navigation and timing (PNT) technologies. The conference will bring together... read more

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Abstracts sought for ION GNSS+ 2017

November 28, 2016By

The Institute of Navigation is now seeking abstract submissions for its largest annual conference, ION GNSS+. ION GNSS+ is the world’s largest technical meeting and showcase of GNSS technology, products and services. This year’s conference will bring together international leaders in GNSS and related positioning, navigation and timing fields to present new research, introduce new technologies, discuss current policy, demonstrate... read more

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Research: Algorithm based on BeiDou/GPS/IMU and anomalous driving detection

November 21, 2016By

By Rui Sun and Hongyang Bai, Nanjing University of Aeronautics and Astronautics, and Ke Han, Jun Hu and Washington Y. Ochieng, Imperial College London. Presented at ION GNSS+ 2016. An Integrated Algorithm Based on BeiDou/GPS/IMU and its Application for Anomalous Driving Detection This paper introduces an integrated algorithm for detecting lane-level anomalous driving. Lane-level high accuracy vehicle positioning is achieved... read more

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4 Galileos launched at once, speeding constellation completion

November 17, 2016By

An Ariane 5 rocket has launched four additional Galileo satellites, accelerating deployment of the new satellite navigation system. The Ariane 5, operated by Arianespace, lifted off from Europe’s Spaceport in Kourou, French Guiana, at 13:06 GMT (14:06 CET, 10:06 local time) carrying Galileo satellites 15-18. The first pair was released 3 hours, 25 minutes after liftoff, while the second separated... read more

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Research: Accelerating GNSS software receivers

November 16, 2016By

By Carles Fernandez–Prades, Javier Arribas and Pau Closas, Centre Tecnologic de Telecomunicacions de Catalunya, Spain. Presented at ION GNSS+, September 2016. This paper addresses both the efficiency and the portability of a computer program in charge of the baseband signal processing of a GNSS receiver. Efficiency, in this context, refers to optimizing the speed and memory requirements of the software... read more

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4 Galileos a ‘go’ for Thursday launch

November 15, 2016By

This week’s Arianespace flight with four European Galileo navigation system spacecraft has been approved for a morning liftoff on Nov. 17 following the launch readiness review held Monday at the Spaceport in French Guiana. Designated Flight VA233 in Arianespace’s numbering system, the launch will deploy its quartet of Galileo spacecraft during a nearly four-hour flight, with liftoff set at exactly 10:06:48 a.m.... read more

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