GPS

August 20, 2018

The Death of Old Time? – NIST Cutting WWV

The deck of a tall ship rolled heavily beneath me as a freshening wind whistled through the rigging. A sextant in one hand and a stop watch in the other, I carefully listened. “Tock, Tock, Tock, Tock… the time is now fourteen hours, fifty-eight minutes, Coordinated Universal Time… Dong.” I clicked the stop watch in preparation for checking and winding the ship’s chronometers and measuring the height of the sun at local apparent noon.

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By Inside GNSS
August 13, 2018

Public Interface Control Working Group and Forum for NAVSTAR GPS Set for Sept. 12

The Global Positioning Systems (GPS) Directorate will host the 2018 Public Interface Control Working Group and Open Public Forum on September 12, 2018 for the following NAVSTAR GPS public documents: IS-GPS-200 (Navigation User Interfaces), IS-GPS-705 (User Segment L5 Interfaces), IS-GPS-800 (User Segment L1C Interface), ICD-GPS-240 (NAVSTAR GPS Control Segment to User Support Community Interfaces), and ICD-GPS-870 (NAVSTAR GPS Control Segment to User Support Community Interfaces).

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By Inside GNSS
July 17, 2018

GPS Budget On Track for Near-Full Funding

Senate Seeks Report on OCX Alternative

Both the Senate Appropriations Committee and the Senate Armed Services Committee have now passed their spending bills, largely agreeing with the White House and their House counterparts on funding levels for the GPS program with the exceptions of nearly tripling the House cut to the GPS IIIF program and taking a shot across the bow of the new GPS ground system.

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By Dee Ann Divis
July 10, 2018

Curtiss-Wright Highlights A-PNT Solutions for Ground Vehicles in GPS/GNSS-Denied Environments at JNC

Curtiss-Wright’s Defense Solutions division announced that it will highlight its family of commercial-off-the-shelf (COTS)-based modules and LRU solutions designed for system integrators seeking to rapidly and cost-effectively deploy Assured Position, Navigation and Timing (A-PNT) services at the 2018 Joint Navigation Conference, July 9-11 (Booth #109), the largest U.S. military Positioning, Navigation and Timing (PNT) conference of the year with joint service and government participation.

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By Inside GNSS
June 21, 2018

FAA Now Has Improved GPS Coverage Across U.S. as GEO 5 joins WAAS

The Federal Aviation Administration’s Geosynchronous Earth Orbiting 5 Wide Area Augmentation System (WAAS) navigation payload, developed by Raytheon’s Intelligence, Information and Services business, is now operational and fully integrated into the WAAS network. The GEO 5 payload joins two others already on orbit in correcting GPS satellite signal ionospheric disturbances, timing issues, and minor orbit adjustments, giving users increased coverage, improved accuracy, and better reliability.

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By Inside GNSS
June 20, 2018

GPS IIIF: The Air Force Decides to Stick With Lockheed

Over at least half a dozen years the GPS III Follow On program has taken a number of dramatic turns only to wind up, in true soap opera fashion, with the same leading characters headed to the altar.

At the end of the latest episode, the field of suitors for the multi-billion-dollar GPS IIIF contract narrowed suddenly in April when two of the three corporate hopefuls abruptly left the field.

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By Dee Ann Divis