| UNAVCO
 


Knowledge Base
Comms Test Reports Articles RSS Feed
Custom Cavity-Type Notch Filter for Mitigating GPS/GNSS Interference from Iridium Data Transmitters
Viewed 42785 times since Mon, Oct 24, 2011
The Iridium satellite communication system uses the 1616-1626.5 MHz band to uplink with orbiting communication satellites. UNAVCO Inc. uses iridium communication links to download GPS data from remote GPS stations located at high latitudes. The L1... Read More
Iridium & GPS/GNSS Inteference from Iridium Data Transmitters
Viewed 18516 times since Mon, Oct 24, 2011
Update: GPS/GNSS Interference From Iridium Data TransmissionsThe Iridium satellite communication system broadcasts in the 1610 to 1626.5 MHz band. UNAVCO Inc. uses iridium communication links to download GPS data from remote GPS stations. The L1 freq... Read More
Iridium & GPS Antenna Interference Test (2008)
Viewed 10659 times since Mon, Nov 16, 2009
Iridium test Version 1.0 Last Modified: 01-12-2008 Author: Nic Flores Abstract UNAVCO uses Iridium communications links to download GPS data from remote stations. The communication frequency of an Iridium antenna is in the band of 1610 to 1626.5 MHz;... Read More
BGAN Test Report: Hughes 9201 Terminal (2009)
Viewed 3963 times since Tue, Feb 2, 2010
BGAN Test Report: Hughes 9201 Terminal UNAVCO April 2009 General Information The Hughes terminal is very simple to operate and to set up. The initial configuration straight out of the box does require a connection to a computer. However after... Read More
Real Time GPS Data Transmission Using VSAT Technology (paper, GPS Solutions, V5 N4, pp. 10-19, 2002)
Viewed 3651 times since Mon, Jan 19, 2009
Real Time GPS Data Transmission Using VSAT Technology Michael E. Jackson1*, Chuck Meertens1, Oivind Ruud1, Spencer Reeder1, Warren Gallaher1, and Chris Rocken2 1University NAVSTAR Consortium (UNAVCO), University Corporation for Atmospheric... Read More
GPS Data (BINEX) Streaming via Iridium Short Burst Data (SBD) Mode Preliminary Report (report, 2007)
Viewed 3154 times since Thu, Feb 19, 2009
GPS Data (BINEX) Streaming via Iridium Short Burst Data (SBD) Mode Preliminary Report 3/20/2007 Rev.2 Performed under UNAVCO sub-contract by: Alberto Behar, PhD Purpose: This is a report for a system that is able to stream GPS position data (BINEX... Read More

Last modified: Monday, 12-May-2014 00:18:29 UTC