The Harris-supplied navigation payload before integration into the second GPS III SV. (Photo: Harris) L3Harris Technologies announced the successful completion of the all-stock merger between Harris...
A new Glonass-M navigation satellite is now aloft, preparing to join Russia’s GLONASS constellation. The satellite launched Dec. 11 at 11:54 Moscow time aboard a Soyuz-2.1b launch vehicle...
Improving Navigation Continuity Using Parallel Cascade Identification By Umar Iqbal, Jacques Georgy, Michael J. Korenberg, and Aboelmagd Noureldin To reliably navigate with fewer than four...
Previous research suggests that not until halfway through a rupture (90 seconds for a magnitude-9 quake) can magnitude be predicted. Geodetic GNSS data could bring this down to as little as 10...
Tallysman, a manufacturer of high-performance GNSS antennas and related products, has introduced a magnetic-mount triple-band (plus L-band) GNSS antenna, TW7972, and a dual-band antenna, TW7872....
Airborne lidar/INS/GNSS: Algorithm Uses Fuzzy Controlled Scale Invariant Feature Transform Sensor role reversal: Lidar with its superior performance can replace GNSS in the integration solution by...
Experimenting with GPS on Board High-Altitude Balloons By Peter J. Buist, Sandra Verhagen, Tatsuaki Hashimoto, Shujiro Sawai, Shin-Ichiro Sakai, Nobutaka Bando, and Shigehito Shimizu In this...
It’s been a couple of months since we ran an update on unmanned aircraft, so there are lots of news items to dust off and maybe look at more closely. I suppose we’ve all seen those...
Global ionospheric map calculated with NeQuick G for the 18 09 2019 at 07 UT (DOY 261, 2019). (Image: GSA) News from the European GNSS Agency (GSA) A version of the NeQuick G algorithm using a new...
Ashton Carter, U.S. deputy secretary for Defense, and John Porcari, deputy secretary for Transportation, have written an official letter to the assistant secretary of Commerce stating that “there...
The mini choke ring antenna (right) with a traditionally sized antenna. Harxon, manufacturer of high-precision antennas in China, has released a new patented mini choke ring antenna, the HX-CSX610A....
Since we’re running essentially a navigation magazine, someone had the bright idea that maybe we could bring together the monthly review of UAS/UAV activities combined with some hint of navigation...
Septentrio debuted the AsteRx-m2a and AsteRx-m2a UAS GNSS OEM engines at Commercial UAV 2017, held Oct. 24-26 in Las Vegas. The two new OEM boards provide precise and reliable multi-frequency,...
The SMW200A GNSS simulator adds a high-end solution to the Rohde & Schwarz portfolio of satellite navigation system simulators. It can be extended to up to four RF outputs and allows GNSS...
By Alan Cameron Perhaps you don’t track suspected criminals in your spare time, nor do you design or supply a GNSS product that does so. Still, the fresh Supreme Court ruling on GPS use for this...
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...
A solar flare in 2015. (Photo: Photo: Solar Dynamics Observatory, NASA) You wake up and turn on the TV. Your usual shows aren’t airing. You flip on the radio and learn that the Paris and Tokyo...
By Alan Cameron Perhaps you don’t track suspected criminals in your spare time, nor do you design or supply a GNSS product that does so. Still, the fresh Supreme Court ruling on GPS use for this...
CAD model of the antenna system: The antennas will be arranged so that the center of mass is at the center of the tube. Each antenna will be counterbalanced. (NASA) Researchers at NASA’s Armstrong...
Broadcom Limited is offering a mass-market, dual-frequency GNSS receiver device, the BCM47755, designed to enhance location-based services (LBS) applications for mobile phones, tablets and fitness...
Since 2006Gps,xmradio,4g jammer headphones bose,rf jammer problems,The U.S. Department of Transportation awarded contracts to 11 companies to demonstrate their technologies’ ability to act as a backup for GPS. We wanted to know a bit more about what each of them...
