2008 Apr 22, 4:34Anti-anti GPS. Wait, they need a second positioning scheme to make this work? Lame. "A first signal is transmitted from a portable unit including the receiver to a component of a second positioning
system that is different from the GPS. A second signal is
gps gps-jamming patent 2008 Apr 22, 4:33Reaction to Phrack's howto on GPS jammer. Sounds like the article wants to make it into a bigger issue than it is: "Information in the article that appears in the current issue of the online hacker
magazine Phrack potentially puts at risk GPS devices use
gps gps-jamming phrack government
Some rights reserved