On Sun, Jul 27, 2008 at 10:31 AM, Robert Dennison <[EMAIL PROTECTED]> wrote:


> A thinking SDR should be fascinating...
>

The word "cognitive" is kind of misleading. By convention, a Cognitive Radio
is one which, without operator intervention, will reconfigure itself based
on its current signal environment. That's a very limited sense of Cognitive
as far as modern AI is concerned. In a lot of ways, the CompSci term
"introspective" captures the more restricted SDR idea better.

A full-blown Cognitive Radio might be better thought of as primarily an
autonomous agent -- a particular chunk of software -- that happens to have
RF transducers attached to it. The "radio" capabilities extend far beyond
merely reconfiguring the transducers and protocols, which is all that's
implied by the conventional name. In particular, a full-up C/SDR is also
capable of, say, defining for itself completely innovative sequences of
actions based on, not just the signal environment, but also on the payloads
of selected signals which are identified by probability models of
unconnected systems, etc.

Think of a "smart" contesting SDR. It's doing a lot more than what's usually
contained in the conventional definition of a Cognitive Radio.

73
Frank
AB2KT

-- 
Travelling by airplane in the US is nothing more than mass training of
Americans to the requirements of the coming police state. The whole point is
to make you learn to acquiesce without question, en masse, to completely
absurd directives by dull functionaries wearing uniforms. -- Digby
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