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Skyaid Watch communication technology possibilities updated 10/12/02
Smart Antennas (8,000 web pages at Google)
The following image is from ArrayComm http://www.arraycomm.com/Technology/more_on.html
Layered Space Time <- BLAST = Bell Labs
Layers Space Time
BLAST covers multiple antennas at both the transmitting and
receiving sites - Skyaid Watch would only have multiple antennas at one end
of the transmittion link. See also BLAST
in Skyaid Watch Functions.
http://www.bell-labs.com/project/blast/
http://mars.bell-labs.com/who/hochwald/papers/spie/
http://www.darpa.mil/ito/psum2000/H648-0.html DARPA work by Bell Labs
Acoustic Time Reversal
http://www-mpl.ucsd.edu/people/geoff/ He has a PhD on the subject and is doing research at Scripps in California New Scientist article on his work Oct 2001 showed 1 kbit/sec transmission thru multipath ocean. between single point an a vertical array for transmission and reception.