GNSS

The System: Galileo Accomplishes In-Orbit Validation

March 1, 2014By

Galileo Accomplishes In-Orbit Validation Nucleus of Four Now Operational: It “Works, and Works Well” The European Space Agency (ESA) announced fulfillment of the in-orbit validation (IOV) of Galileo on February 10. IOV was achieved with four satellites, the minimum number needed to perform navigation fixes. “IOV was required to demonstrate that the future performance that we want to meet when... read more

Recording and Replay for Multiple Constellations and Frequency Bands

March 1, 2014By
Figure 10. Live and replayed drive around in Coventry.

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 also discuss the benefits of the different test approaches to the development and characterization of various GNSS receiver types. read more

GNSS Receiver from Galileo Satellite Navigation Now on Cadence Core

February 25, 2014By

A software-based GNSS receiver is now available on Tensilica ConnX DSP IP cores, according to an announcement by Cadence Design Systems and Galileo Satellite Navigation, Ltd. (GSN), a developer of multi-system GNSS products including software receiver technology. The core is being demonstrated at the Cadence booth at Mobile World Congress, being held this week in Barcelona, Spain. The GSN GNSS... read more

This article is tagged with , , and posted in GNSS News, Latest News, Receiver Design

Rx Networks Launches BeiDou Services

February 24, 2014By

Rx Networks, Inc., a mobile location technology and services company, has completed the upgrade of its GPStream Global Reference Network (GRN) to include the BeiDou constellation. A top-tier GNSS semiconductor vendor has already incorporated this new feature so its platform can take advantage of the extra satellites now available in the BeiDou constellation, the company said. Global real-time assistance and... read more

Septentrio, Imec Co-Design Antenna for High-Precision GNSS

February 24, 2014By
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Imec and Septentrio have collaborated to design multi-frequency GNSS antenna that simultaneously receives all GPS, GLONASS, BeiDou, and Galileo bands. Developed under the European Community’s Seventh Framework Programme project Handheld, the compact antenna can be integrated in multi-frequency handheld GNSS devices for high-precision location applications up to 1 centimeter. The announcement came at the Mobile World Congress being held this week in... read more

This article is tagged with , , , , , , and posted in Galileo, Latest News, Survey

LabSat 3 Updates Include Extended Recording

February 21, 2014By
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Racelogic’s latest update to the LabSat 3 simulator allows the use of 128-Gbyte SD cards, giving up to nine hours of high-quality RF recording. Also included in the update is the ability to use external USB hard drives and the addition of a serial/USB NMEA output, generated by the internal GPS engine during a replay. The multi-constellation, stand-alone, battery-powered GPS/GLONASS/Beidou... read more

This article is tagged with and posted in Featured Stories, Latest News, Simulators & Tools

New GPS IIF Satellite Launched

February 21, 2014By
A United Launch Alliance Delta IV lifts off from Space Launch Complex-37 with the Air Force's Global Positioning System (GPS) IIF-5 satellite. This launch marked the 25th Delta IV flight since the first flight in 2002.

News compiled with the assistance of CANSPACE listserv. After a brief delay due to concerns over solar radiation trends, the GPS IIF-5 satellite was successfully launched at the end of the designated launch window at 01:59 UTC on February 21. The satellite, attached to the launch rocket’s upper stage, was initially placed in a highly elliptical orbit. Following a third... read more

ESA Helps Prepare Satnav Mass Market for Galileo Services

February 18, 2014By
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With the first Galileo services set to begin this year, the European Space Agency (ESA) is working directly with European manufacturers of mass-market satnav chips and receivers to ensure that their products are Galileo-ready. “Our objective is to make sure, ahead of the European Union’s declaration of early Galileo services that mass-market devices are ready and able to make use... read more

This article is tagged with , , and posted in Featured Stories, GNSS News, Latest News