One of the more interesting facets of GPS is that, at least from the receiver ... The first, a mixer board, receives the signal via an active antenna and converts it to a lower frequency.

With this incredible distance in mind, and given the size of the antenna on most GPS-equipped devices, it’s no wonder that the received signal is very weak. So weak, in fact, that it’s ...

Also, routes, waypoints and tracks created on your adventures can be downloaded from your GPS onto the digital map(s) in Fugawi for analysis. Also enjoy the included Fugawi PDA Edition for both Palm ...

The signal was part of the Lunar GNSS Receiver Experiment (LuGRE) experiment, a co-mission between NASA and the Italian Space Agency. Being able to make use of GPS signals will allow future ...

The last time we've heard about it was back in late January, when we learned it managed to set a distance record for GPS signals by catching ... which comprises a weak-signal GNSS receiver ...

According to NASA, the joint public-private mission has already successfully demonstrated the ability to use Earth-based GPS signals on ... for highest altitude GNSS signal acquisition at 209,900 ...