Category Archives: satellites

Fighting Wildfires with UAS

This excellent  article discusses the use of UAS, satellites and lidar to fight wildfires. The Fort McMurray wildfire in Canada, imaged above with the Japanese satellite Suomi NPP burned for more than six weeks and is now the largest on … Continue reading

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Separating Lidar Signal from Sunlight

This research paper begins with the premise that sunlight contamination dominates the backscatter noise in space-based lidar measurements during the daytime. The background scattered sunlight is highly variable and dependent upon the surface and atmospheric albedo. The scattered sunlight contribution … Continue reading

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SpaceX Gets GPS Satellite Launch

It was reported last week that the U.S. Air Force will save 40 percent by buying a GPS satellite launch from Elon Musk’s SpaceX compared with what United Launch Alliance has been charging, the head of the Space and Missile … Continue reading

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GNSS Options for UAS

Jeff Fagerman at Lidar USA has provided the second article on the issue of obtaining control for lidar mapping missions. In this one he describes the options for obtaining decimeter level control in the 10 to 50 cm range and … Continue reading

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The Next Imaging Frontier

The lead story in this week’s Lidar News Today eNewsletter written by Brent Gelhar is a must read. This important document provides a wealth of information on the latest developments in remote sensing platforms. From UAS and Geiger Mode to … Continue reading

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Earth Imaging Satellite Constellations

Planet Labs is another group that claims they have the largest constellation of earth imaging satellites. With 87 toaster size, low earth orbit satellites in circling the earth as we speak it is an amazing story and a glimpse into … Continue reading

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