Latest News

OPUS Unavailable this Weekend for Station Upgrade

August 20, 2015By

The Continuously Operating Reference Station network’s Silver Spring facility will be go offline starting at about 2 p.m. Eastern time Friday, but is expected to be back online by noon Sunday. “Our alternate facility will have full data holdings,” the National Geodetic Survey says on its CORS website. The shutdown is for a building-wide upgrade. The Online Positioning User Service... read more

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Tallysman Launches Higher Gain Dual-Frequency Antenna

August 19, 2015By

Tallysman, a manufacturer of high-performance GNSS antennas, has launched a higher gain dual-frequency embedded antenna: the TW3870E. The TW3870E antenna has a typical gain of 35 dB which is required by some GNSS receivers, such as Trimble’s BD9xx family of receivers. The antenna is capable of receiving GPS L1/L2 and GLONASS G1/G2 signals. It employs Tallysman’s Accutenna technology, which can... read more

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Ohio State Fans ‘Spell Out’ with GPS — and Dot the I

August 19, 2015By

Four Ohio State University football fans trekked 19 miles to create the script “Ohio” logo on a GPS tracker. Even more impressive, they used Ohio Stadium as the dot on the “i,” similar to how the tuba player dots the “i” when the Ohio State marching band performs its famous “spell out” half-time routine. Reddit user Orweezy and his friends used Google... read more

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Nationwide Differential GPS Shutdown Proposed, Comments Sought

August 18, 2015By
oceantides

An Aug. 18 Federal Register notice proposes shutting down the Nationwide Differential Global Positioning System (NDGPS) in January 2016 because of a decline in its use, except for sites in coastal areas. The notice, issued by the U.S. Coast Guard (USCG), Transportation Department (DOT) and Corps of Engineers (USACE), reads: The Nationwide Differential Global Positioning System (NDGPS) service augments GPS... read more

New GNSS Market Report Assesses 2020 Outlook

August 17, 2015By

A new GNSS market research report by research firm RNCOS forecasts the global core GNSS market to grow at a Compound Annual Growth Rate (CAGR) of 9 percent during 2015-2020. The GNSS industry includes technology that allows any user having a compatible device to determine their position, velocity and local time by processing signals from satellites in space. Signals include GPS, Galileo, GLONASS, BeiDou... read more

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Trimble Launches VRS Now Service in Georgia

August 17, 2015By

Trimble has launched Trimble VRS Now correction service in Georgia. The commercial subscription service provides surveyors, civil engineers, and geospatial professionals in the region with instant access to real-time kinematic (RTK) GNSS corrections without the need for a base station. Using both the GPS and GLONASS constellations, the Trimble service delivers centimeter-level RTK corrections customized for each GNSS receiver’s location... read more

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Airbus, Lime Microsystems Partner on Robust Galileo Receiver

August 17, 2015By

Lime Microsystems and Airbus Defence and Space, with funding from Innovate UK (formerly the Technology Strategy Board), will jointly be developing robust GNSS products, according to a Lime Microsystems blog. Airbus D&S, using Lime’s Field Programmable RF (FPRF) transceiver technology, is developing a robust timing receiver that exploits signals from the new Galileo satellite navigation constellation. A highly integrated Field Programmable RF... read more

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Qualcomm Completes $2.4 Billion Acquisition of CSR

August 14, 2015By

Qualcomm Incorporated announced Thursday that its subsidiary Qualcomm Global Trading Pte. Ltd. has completed the acquisition of CSR. CSR is known to the GPS/GNSS industry as the maker of the SiRFstar series of chips, which are used in many consumer devices. Qualcomm started the acquisition process for CSR in October 2014. With this close of the acquisition, Cambridge Silicon Radio Limited, or CSR, is renamed Qualcomm Technologies... read more

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