GPS World's Signal Processing section offers exclusive daily news, features, opinion pieces, and analysis of GPS and GNSS technologies.
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Innovation: Better Weather Prediction Using GPS July 1, 2010
A team of Swiss researchers is using data from a network of GPS receivers and the technique of tomography to obtain profiles of how moisture is distributed with height, which might lead to better weather forecasts. More>>
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Innovation: GPS by the Numbers April 1, 2010
In his 200th Innovation column, Contributing Editor Richard Langley takes a look at GPS by the numbers, getting a sense of how GPS works by examining the key numbers that govern its remarkable capabilities, from zero to pi and beyond. More>>
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The System: Vistas from the Summit April 1, 2010
“This is an event where one gets one’s goals for the next year.” Paul Verhoef, program director for satellite navigation programs of the European Commission, may have exaggerated for effect, and for the benefit of his audience and hosts at the Munich Satellite Navigation Summit in March. But...More>>
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News
GPS Wing Hosts Teleconference Today on SVN49 Mitigation Options March 26, 2010
The first of two teleconferences seeking public comment on mitigation options for SVN-49 is being held today at 4 p.m. EDT, hosted by the U.S. Air Force GPS Wing. The teleconference number is 1–800–366–7242 passcode: 6530000#. Notice of the public comment period was published today in the...More>>
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News
IFEN to Host SX-NSR Software Receiver Workshop March 22, 2010
IFEN GmbH is hosting a SX-NSR Software Receiver Workshop during the IEEE/ION PLANS Conference, on May 5. The workshop focuses on multi-sensor, multi-frequency GNSS signal analysis with the company's SX-Navigation software receiver.More>>
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Precise GPS Orbital Data from IGS: Current Status January 14, 2010
The International GNSS Service (IGS) has further improved the quality of the products made available to the GNSS community. The accuracy of the Final GPS Orbits (available weekly with a delay of about two weeks) from IGS is now about 2 centimeters, based on an analysis of discontinuties between...More>>
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Multi-GNSS Signal Generator October 29, 2009
The Spirent GSS6300 Multi-GNSS Signal Generator is an addition to Spirent’s Multi-GNSS product portfolio, joining the recently launched GSS6700 Multi-GNSS Simulation System and the GSS8000 Multi-GNSS Constellation Simulator. The Spirent Communications product portfolio provides comprehensive GPS,...More>>
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JAVAD GNSS Triumph Technologies Releases SVN49 Charts September 8, 2009
JAVAD GNSS has released additional charts showing its multipath tracking of GPS satellite SVN49. According to JAVAD, "The anomalies in the recently launched SVN49(PRN1) was a chance to demonstrate the advanced multipath reduction capabilities of JAVAD GNSS Triumph technologies."More>>
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News
GNSS Vulnerabilities Conference Discusses Solutions to Jamming, Interference September 8, 2009
The September conference on GNSS Vulnerabilities and Solutions focused on several aspects of GNSS vulnerability, among them increasing criminal activity: the appearance of low-cost jammers capable of blocking the L1 and L2 frequencies of GPS and Galileo, plus mobile phones. Criminals are now using...More>>
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JAVAD GNSS Announces Triumph Multipath Mitigation on SVN49 Tracking August 19, 2009
JAVAD GNSS of San Jose, California, has announced that “The anomalies in the recently launched SVN49(PRN1) was a chance to demonstrate the advanced multipath reduction capabilities of JAVAD GNSS Triumph technologies.More>>
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