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August 6, 2016

Air Force Announces a New Competition for GPS III Launch Services

[Updated August 19, 2016, to include Air Force responses to Inside GNSS questions.] The U.S. Air Force has announced a new competition for the next GPS III satellite launch, scheduled for 2019. The request for proposal (RFP) for an Evolved Expendable Launch Vehicle (EELV) Launch Service, due from the industry by September 19, follows a draft RPF that received “extensive industry engagements,” the Air Force said.

July 29, 2016

GAO Watchdog Report: Military Space Acquisition Process, Including GPS, Still Fractured, Costly

A new report from the Government Accountability Office (GAO) outlines how, after decades of debate, the Department of Defense (DoD) system for buying and integrating space systems remains complex and fractured — causing delays, cost overruns, and cancellations among the department's many space programs, including GPS.

July 27, 2016

Surprise GPS Receiver Tests Involving Ligado Spectrum Effort

[Updated August 2, 2016] A government agency is poised to release a surprise test plan for GPS receivers that appears to incorporate a highly controversial yardstick for determining when a service in adjacent frequencies interferes with GPS signals.

July 20, 2016

Attempted Coup in Turkey Leads to Cancellation of COSPAR Conference


COSPAR 2016, originally scheduled for July 30 to August 7 in Istanbul, Turkey, has been cancelled due to the recent attempted coup by elements in the national army.

July 15, 2016

Pursued by GPS-Aided Advertisers? Check the Small Print

When we’re using a mobile location-based application such as getting driving directions from Google Maps, it’s not surprising to see advertisements from local businesses showing up in our browsers. Customized advertising, after all, is Google’s bread and butter.

But as owners of GNSS-enabled mobile devices move around through the world, they are often followed by similar unsolicited offers and advertising from apparently random sources.

What’s that all about?

July 15, 2016

GPS Directorate Seeks Public Comment On Interface Specification Changes for Signals in Space

The GPS Directorate is requesting public comments on proposed changes to several interface specification (IS) and Interface Control documents (ICDs) for GPS signals in space. GPS receiver designers will be particularly interested in the changes as they affect how GPS signals should be processed in user equipment.

July 8, 2016

Department of Transportation Calls for More Testing of GPS/GNSS Receivers for Adjacent Band Compatibility

A Federal Register notice published on July 7, 2016 announced Department of Transportation (DoT) plans to conduct additional testing of GPS/GNSS receivers this month as part of  their Adjacent Band Compatibility (ABC) Study. The notice was issued by DoT Assistant Secretary for Research and Technology Gregory Winfree.

July 5, 2016

Federal Agencies Plan Shutdown of 37 Differential GPS Stations

The U.S. Coast Guard, the U.S. Army Corps of Engineers (USACE), and the Department of Transportation (DoT) released a Federal Register notice today (July 5, 2016) announcing a reduction of the Nationwide Differential Global Positioning System (NDGPS).

The planned reduction calls for the shutdown and decommissioning of 37 DGPS sites, leaving 46 operational sites available to users in coastal areas. Termination of the NDGPS broadcasts is scheduled to occur on August 5, 2016.

June 30, 2016

Army Plans Awards, Solicitations for Assured PNT with(out) GPS

The U.S. Army will soon release new contracts and a post-Milestone B solicitation as part of its shift to a system of systems approach for making sure warfighters have the position, navigation, and timing (PNT) information they need regardless of issues with getting the GPS signal.

The Assured PNT (APNT) approach incorporates multiple sensors and an open architecture into an integrated whole that is resilient and easy to update, explained Kevin Coggins, the direct reporting program manager for PNT.

June 30, 2016

White Paper, Press Conference Reveal China’s Current Plans for BeiDou Navigation System

A white paper published by the Chinese government earlier this month outlining the action plan for the BeiDou Navigation Satellite System (BDS) and a press conference featuring the director of the BDS management office provided new details on the progress for China’s GNSS program.

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