TAG: GPS

Out in Front: Resilient navigation and timing

January 11, 2016By
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Advocacy in the U.S. capital urges augmentation of GPS/GNSS with eLoran and other “complementary terrestrial PNT services to increase resilience.” See the Resilient Navigation and Timing Foundation’s website, rntfnd.org. This is assuredly a good thing, a worthy cause. I’ve come to believe, however, that true resilience goes beyond what we normally think of as position and timing sensors. Stimulus comes... read more

2015 in review: Year of the GPS for 2 and 19 SOPS

January 6, 2016By
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By 50th Space Wing Public Affairs, Schriever Air Force Base Throughout the years, GPS has achieved historic milestones and garnered recognition for its contributions to the betterment of humanity. 2015 was no different. GPS, operated by the dedicated men and women of the 2nd and 19th Space Operations Squadrons at Schriever Air Force Base, Colorado, is also the world’s largest military satellite constellation.... read more

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Expert Opinions: How many GNSS signals for a consumer-grade device?

December 23, 2015By
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Question: What is the optimum number of GNSS signals to include/process in a consumer-grade PNT device? A: A chip should support four signals, being GPS/GLONASS/Galileo/Beidou, but only process two of them — choice depending on region, geopolitical sensitivity, constellation availability — dropping to one to save power when satellite availability is good. Two constellations give enough satellites for accuracy and... read more

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GPS-guided cruising now an option for truckers

December 23, 2015By
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GPS-guided cruise control is now in production for new models of Kenworth long-haul trucks that have the Paccar MX-13 engine. By anticipating the terrain ahead using GPS, Kenworth Predictive Cruise Control delivers optimal fuel economy by ensuring the engine and transmission are in the most efficient operating mode. The system is available as a factory-installed option. read more

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GPS World unveils new look for magazine, website

November 19, 2015By

CLEVELAND, Ohio — November 18, 2015 — GPS World relaunched this week with a redesigned print magazine and website, GPSWorld.com. Both feature a new logo, new design and widened coverage. The GPS World brand has expanded its technical coverage to include all GNSS and Position, Navigation & Timing (PNT) solutions, trends and applications. “We celebrated GPS World’s 25th anniversary in 2014 by... read more

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ComNav Highlights M300 Pro GNSS Receiver, New OEM Boards

September 23, 2015By

Andy Yin, international sales director at ComNav Technology Ltd., talks about the company’s M300 Pro and new OEM boards at INTERGEO 2015, which was held Sept. 15-17 in Stuttgart, Germany. The M300 Pro GNSS reference station receiver integrates ComNav’s new-generation OEM board and includes web service and remote control features. The first OEM board, which can support all GNSS constellations... read more

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Apple Acquires GPS Company Coherent Navigation

May 18, 2015By

Apple has acquired Coherent Navigation, according to various media reports. Coherent Navigation is a Bay Area GPS firm founded in 2008 by engineers from Stanford and Cornell. One of its areas of focus was high-integrity GPS (iGPS), an enhanced version of GPS that uses both normal, high-altitude GPS satellites and lower-altitude voice and data satellites from Iridium to increase the accuracy of... read more

Veripos Offshore PPP Services Improve Accuracy

March 11, 2015By

Veripos, a supplier of high-precision GNSS positioning facilities to offshore and associated industries, has upgraded its Apex and Apex² precise point positioning (PPP) services. The services now typically provide users with a horizontal position accuracy of better than 5 cm and 12 cm in the vertical at the two sigma (95 percent) confidence level. The enhanced levels of performance, now available to... read more