Passive three dimensional track of non-cooperative targetsthrough opportunistic use of global positioning system (GPS) andGLONASS signals

F. Marc de Piolenc piolenc at mozcom.com
Fri Nov 23 23:08:00 PST 2001


Damn. If this really works it is a cheap countermeasure to
low-observable ("stealth") technology. In effect, everybody within the
GPS and/or GLONASS coverage area has his own multistatic radar available
7/24.

I wonder if this has actually been implemented...

Marc de Piolenc

mean-green at hushmail.com wrote:
> 
> US Pat. 6,232,922
> 
> Passive three dimensional track of non-cooperative targets through opportunistic use of global positioning system (GPS) and GLONASS signals
> 
> Abstract
> A method and apparatus for utilization of GPS, GLONASS or other existing RF signals is disclosed. These existing RF signals are scattered by targets, with a receiver of these scattered signals providing processing to extract three dimensional track of these objects.





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