“We conclude that LightSquared’s proposed mobile broadband network will impact GPS services and that there is no practical way to mitigate the potential interference at this time.” These words...
An experimental GPS receiver, built by Surrey Satellite Technology Limited (SSTL), has successfully achieved a GPS position fix at 23,300 kilometers altitude – the first position fix above the GPS...
The design and verification of a new class of portable wideband record-and-playback system considers the relative merits and limitations of both simulator and record/replay approaches. The authors...
Photo: Galileo Analysis of new Galileo signals at an experimental ground-based augmentation system (GBAS) compares noise and multipath in their performance to GPS L1 and L5. Raw noise and multipath...
Downtown Seattle, a typical test-case environment. Multi-Constellations Working in a Dense Urban Future GNSS receivers in cell phones will soon support four or more satellite constellations and...
The European GNSS Agency (GSA) Wednesday published a contract notice in the Official Journal of the European Union inviting operators to bid for the provision of EGNOS services over the 2014-2021...
Five Challenges, One Key Technology, the Political Battlefield — and a GPS Mafia Part 2 of a Two-Part Story. Read Part 1 here. By Bradford W. Parkinson and Stephen T. Powers, with Gaylord Green,...
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...
PRN 17, the first IIR-M satellite launched in September 2005, began broadcasting the second GPS civil signal, L2C, in December 2005. PRN 17 is the first in the new generation of GPS satellites with...
CAST Navigation of Tewksbury, Massachusetts introduced its SGX GPS Satellite Simulator. With its compact size — 7 × 11× 3 inches — and weighing in at just over 4 pounds, the SGX is CAST’s...
u-blox is launching the u-blox 7, its next-generation core positioning technology platform. Supporting all deployed as well as soon-to-be deployed GNSS, the platform is based on the UBX-G7020...
The U.S. Department of Transportation will host a third workshop to continue discussions of the GPS Adjacent Band Compatibility Assessment on March 12. The workshop will focus on the following...
Rohde & Schwarz will be demonstrating its SMBV100A simulator at ION GNSS+ 2014, and is offering a new Wireless Standards poster for visitors to its booth. Rohde & Schwarz will be...
Looking Closely at Received GPS Carrier Phase By Johnathan York, Jon Little, and David Munton The stability of a received GPS signal determines how well the receiver can track the signal and the...
This week nearly all the global navigation satellite systems will push their spatial presence one or two steps further, or higher, if they perform as scheduled. Rarely if ever has there been such a...
Photo: Spirent Communications Spirent Communications’ new SS6425 multi-frequency GNSS record and playback (RPS) test system provides RF recordings for more constellations (GPS, GLONASS,...
Tim Reynolds First and foremost, let’s give a big hand to Adam and Anastasia, the two Galileo FOC satellites that were successfully launched on March 27. Following the not-so-successful...
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Since 2006Mobile phone jammer australia,mobile phone jammer components,PlanetiQ has signed a contract with Antrix Corporation Limited, the commercial arm of the Indian Space Research Organization (ISRO), for the launch of PlanetiQ’s first two weather satellites on...