TAG: Department of Defense

Raytheon Demonstrates Advanced GPS OCX Capabilities

June 12, 2015By

On June 3, Raytheon demonstrated the advanced capabilities of the GPS Next Generation Operational Control System (GPS OCX) to key U.S. Department of Defense  (DoD) and other stakeholders through a series of realistic operational demonstrations. The demonstrations, which incorporated software that will be delivered with the Launch and Checkout System, validated how automation will improve system efficiency and effectiveness. GPS OCX... read more

Device Tracks Soldiers’ Movements without GPS

June 9, 2015By
The Warfighter Integrated Navigation System, center, uses inertial systems to determine a Soldier's location in the absence of a GPS signal. On the left, a smaller version of WINS. On the right, the Defense Advanced GPS Receiver, which soldiers use now for position, navigation, and timing. All three devices were on display at the DOD Lab Day, May 14, at the Pentagon. (Photo: U.S. Army/C. Todd Lopez)

When GPS satellites can’t be seen due to dense jungle canopy, or they are blocked due to enemy interference, soldiers will still be able to track their location digitally using the Warfighter Integrated Navigation System (WINS), a device now under development at the Communications Electronics Research Development and Engineering Center (CERDEC). During the U.S. Department of Defense Lab Day held May 14 at the Pentagon,... read more

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Obstacles in the Orbit Path of GPS III

February 25, 2015By

A Lockheed Martin vice president has stated that the first GPS III satellite will likely launch in 2017, not 2016 as had been projected in the most recent update. The company is readying the first satellite for launch availability by the end of 2015, for launch as early as the end of this year, but Space News reports that Mark... read more

USAF FY16 Budget Plus $10B More, Please!

February 11, 2015By

The long-anticipated 2016 President’s Budget (PB) was submitted to Congress in early February. The PB is the spark that ignites the lengthy and often contentious congressional budget process, including: adopting a budget resolution framework, developing numerous discretionary spending bills, reconciling legislation between the House and Senate, approving continuing resolution stop-gap measures and finally, hopefully, appropriating funds for various programs — including the... read more

DOD Announces Start of Civil Navigation Message Broadcasting

April 29, 2014By

The Department of Defense announced that U.S. Air Force Space Command will begin broadcasting Civil Navigation (CNAV) messages on all operational GPS satellites capable of transmitting the L2C and L5 signals. L2C and L5 are the first of several new civil capabilities being added to GPS as part of the GPS modernization program announced in 1999. The L2C signal is... read more

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Out in Front: Complements of the Season

February 1, 2014By
Alan Cameron

In the wake of last month’s Expert Advice column on eLoran — “The Low Cost of Protecting America” by Dana Goward of the Resilient Navigation and Timing Foundation —  come several positive comments and encouraging developments. Rather than rehearse all the arguments why we should care about this, I’ll repeat the one word that I heard most often in GNSS... read more

DoT Disses DoD’s GPS Chops

January 9, 2014By

The departing Deputy Secretary of Transportation, John Porcari, wrote a letter in the closing days of 2013 opposing the U.S. Air Force’s announced plans to begin broadcasting Civil Navigation (CNAV) message-populated L2C and L5 signals as early as April 2014. Military personnel are incensed over what they see as Porcari’s impugning, when not ignoring, the Air Force 35-year track record... read more