Charting the Evolution of Signal-in-Space Performance by Data Mining 400,000,000 Navigation Messages By Liang Heng, Grace Xingxin Gao, Todd Walter, and Per Enge There are four important requirements...
The September “Innovation” column in this magazine, “It’s Not All Bad: Understanding and Using GNSS Multipath,” by Andria Bilich and Kristine Larson, mentions the use of multipath in...
By Wei Liu, Xingqun Zhan, Li Liu, and Mancang Niu A comprehensive methodology combines spectral-separation and code-tracking spectral-sensitivity coefficients to analyze interference among GPS,...
A Prototype System for Navigation in GPS-Challenged Environments By Chris Rizos, Dorota A. Grejner-Brzezinska, Charles K. Toth, Andrew G. Dempster, Yong Li, Nonie Politi, Joel Barnes, Hongxing Sun,...
Spirent Communications today introduced the GSS6300M range of multi-channel GPS and multi-GNSS simulators for receiver integrators, application developers, aftercare and production testing...
Rohde & Schwarz adds ERA GLONASS to its reliable test solution for in vehicle emergency call systems. Photo: Rohde & Schwarz Effective January 1, 2015, all new car models introduced...
Spectracom’s GSG-6 Series multi-frequency GNSS signal simulator. Photo: Spectracom Spectracom has added capability to simulate India’s global navigation satellite system, IRNSS, and Japan’s...
NVS Technologies has released updated firmware for its NV08C receiver series. Firmware v0206 is compatible with current and preceding hardware revisions of the NV08C receiver series. Firmware v0206...
Actions Necessary to Reduce Vulnerability and Ensure Availability By Brad Parkinson (From the 25th Anniversary GNSS History Special Supplement) Introduction Brad Parkinson About 40 years ago , we...
In GPS World’s annual Simulator Buyers Guide, we feature simulator tools, devices, and software from six prominent companies. Also available as a downloadable PDF. CAST Navigation CAST-SGX GPS...
One of two Galileo satellites, safely in its protective container, is unloaded from an Air France Boeing 747 at Cayenne–Félix Eboué Airport in French Guiana. News from the European Space Agency...
Aircraft position as obtained by Galileo-only receiver during Netherlands flight. The European Space Agency’s Galileo satellites have achieved their first aerial fix of longitude, latitude...
M3 Systems is now offering the StellaNGC multi-constellation GNSS simulator based on the National Instruments (NI) vector signal transceiver. The simulator is designed for the testing of satellite...
A performance assessment demonstrates the ability of a networked group of users to locate themselves and each other, navigate, and operate under adverse conditions in which an individual user would...
“Based on the analysis performed, LightSquared should not be permitted to use the L-Band spectrum for a densely-deployed, non-integrated terrestrial-only network. Such a network would cause...
Mark Sampson By Mark Sampson, Racelogic GNSS is changing. The days of only American GPS satellites providing signals to the civilian population are gone as new constellations are launched. GLONASS...
Rockwell Collins has received a 2 million contract from the Air Force Research Laboratory (AFRL) to develop and demonstrate a secure software-defined radio (SDR) GNSS receiver capability. GNSS...
Richard Langley describes the ionosphere study to CBC News reporter Shane Fowler. (Screen capture from CBC News video) CBC News interviewed GPS World Innovation Editor Richard Langley about...
JAVAD GNSS has published a chart showing that it has tracked the IRNSS (Indian Regional Navigational Satellite System) L5 signal. Shortly after the Indian Space Research Organization (ISRO) released...
An Answer for Precise Positioning Research By Thomas Pany, Nico Falk, Bernhard Riedl, Tobias Hartmann, Günter Stangl, and Carsten Stöber INNOVATION INSIGHTS by Richard Langley WHAT IS THE IDEAL...
Mobile phone jammer Kawartha Lakes , phone mobile jammer truck
Since 2006Mobile phone jammer Kawartha Lakes,phone mobile jammer truck,Just for the record: what is reported in “Detecting False Signals With Automatic Gain Control” (April GPS World ) is what we introduced a long time ago and is reflected in one of our videos, and...
