archive: SETI Search Schemes

SETI Search Schemes

willcox@voicenet.com
Wed, 26 Aug 1998 18:27:34 +0600

SETIzens,

Todays Mystery is:

Chip Cohen wrote:
*No Paul; I was referring to the fact that the receive effort is not using
*Doppler Invariant Pattern Recognition for the polychromatic FHSS modality.
(end quote)

Okay, "doppler invariant", although I don't see how do do a spread spectrum
scan, even less what the algorithm would be to freq. hop.
I can vaguely grasp the idea of attemping to correlate "channelized" signals.
I would like to understand this level of sophistication just out of curiosity.
Have been wondering about noise reduction schemes, and simultaneous
wide and narrow band runs.
Sock it to me!

John Willcox
40 00 00 N
75 30 30 W

Project Argus Observatory FN20fa