System and method for friend or foe identification
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United States of America Patent
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Jul 25, 2017
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app pub date -
Mar 22, 2011
filing date -
Mar 22, 2010
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Abstract
A system for use in identifying one of an unmanned ground vehicle and an unmanned aerial vehicle includes a signal emitter associated with the unmanned vehicle. The signal emitter includes at least one quantum cascade laser. The signal emitter emits a signal having a wavelength between approximately 2 μm and approximately 30 μm, and the signal is detectable to identify the unmanned vehicle as friendly at a distance from the signal emitter greater than approximately 1 meter.
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