By John P. McIntire, Duy K. Nguyen, Eric T. Vinande, and Frederick C. Webber U.S. Air Force Research Laboratory / Presented at ION ITM, January 2017 Detection of artillery blasts at a near distance...
The GPS Directorate is soliciting public comments on several Proposed Interface Revision Notices (PIRNs). Comments are due June 25. Download or view the proposed changes on GPS.gov. Minutes from the...
Tallysman, manufacturer of economical high-performance GNSS antennas and related products, has introduced a through-hole mount dual-band plus L-band GNSS antenna, the TW3892. The introduction of this...
I’m Walking Here! INNOVATION INSIGHTS with Richard Langley OVER THE YEARS , many philosophers tried to describe the phenomenon of inertia but it was Newton, in his Philosophiæ Naturalis...
Telit, a global enabler of the Internet of Things (IoT), has introduced advanced positioning modules in the SE868xx-Ax family featuring multi-constellation GNSS receivers with 9 square millimeter...
PORTLAND, Oregon — Spectracom announced at the ION-GNSS conference the introduction of new capabilities for its GSG line of GPS GNSS constellation simulators. These features reinforce...
Logan Scott Spectrum regulation is much like land-use zoning: certain services are kept separate to avoid disturbing the neighbors. The U.S. Federal Communications Commission (FCC) has in effect...
By Philip Mattos, STMicroelectronics R&D Ltd. A one-chip multiconstellation GNSS receiver, now in volume production, has been tested in severe urban environments to demonstrate the benefits...
Update (2/9/17): The Wildwood transmitter is back on the air after a presumed lightning strike affected transmissions. The transmitter stopped broadcasting at 5:35 a.m. EST on Feb. 9. Testing took...
Pierre Delsaux speaks at an EU breakfast on space policy . (Photo: European Union) Responding to a suggestion about the Galileo outage this past summer to the effect of “these things happen,” a...
Photo: Lockheed Martin The National Space-Based Positioning, Navigation and Timing (PNT) Advisory Board has scheduled a meeting for June 6-7 at the Westin Hotel in Alexandria, Virginia, reports the...
Air Force General John W. Raymond (Photo: USAF) In a move to enhance the United States’ space superiority capabilities, the United States Space Command (USSPACECOM) was formally re-established....
UAVs made international headlines this month with an apparent attack on Venezuelan President Maduro in Caracas on Aug. 4 during his speech at a military parade. The attack seems to have been mounted...
The Harris-supplied navigation payload before integration into the second GPS III SV. (Photo: L3Harris) As the U.S. Air Force prepares to launch its second next-generation GPS III satellite,...
This month, the University of Texas at Austin became a major research hub for the U.S. Army Futures Command. On Oct. 12, the Futures Command broke ground on a $130 million research facility at the...
U-blox has received PTCRB certification of its TOBY-R202 and TOBY-R200 LTE Cat 1 modules for T-Mobile’s U.S. 4G LTE network. The u-blox Toby module. Photo: uBlox Both modules will be...
MarketReports.biz has published a detailed market research study focused on the GNSS Market across the global, regional and country level. The GNSS Market 2017 report provides a 360-degree analysis...
Alan Cameron In February I had the privilege of addressing the European Space Agency’s (ESA’s) Navigation Days conference in the Netherlands. An internal ESA event, Navigation Days gathers...
Improving Single-Frequency RTK in the Urban Enviornment By Mojtaba Bahrami and Marek Ziebart A look at how Doppler measurements can be used to smooth noisy code-based pseudoranges to improve the...
Photo: Ministry of Defense of the Russian Federation Israeli security officials publicly accused Russia of disrupting and spoofing GPS signal reception in Israeli airspace throughout the month of...
Since 2006Gps,xmradio,4g jammer headphones connect,wireless microphone jammer harmonica,By Saeed Daneshmand, Ali Jafarnia-Jahromi, Ali Broumandan, and Gérard Lachapelle Most anti-spoofing techniques are computationally complicated or limited to a specific spoofing scenario. A new...
