By John Keller
Military & Aerospace Electronics Online

WASHINGTON, 2 Oct. 2008. The U.S. Department of Homeland Security (DHS) Science and Technology Directorate in Washington is asking industry for information on potential computer and software solutions to help unattended ground sensors (UGS) determine the difference between humans and animals during security operations along the U.S. borders.

Unattended sensors placed along the nation's borders use seismic, non-imaging passive infrared, acoustic, or magnetic sensor technology, which can detect people trying to sneak across the borders on foot ... Full Story