Subject:
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Re: IR and the Casio Fiva tablet pc , and voice recogination .. a fully mobile robot..
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Newsgroups:
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lugnet.robotics
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Date:
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Fri, 9 Feb 2001 12:58:09 GMT
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Viewed:
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621 times
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lego-robotics@crynwr.com (Steve Baker) writes:
>
> The power from a light source decreases with the square of the range. In
> a small room with walls that reflect IR well, your signal shouldn't have to
> travel much more than twice the size of the room - worst case. My 'lego'
> room is 23 feet square and has non-shiney walls in dark green paint
For infra_red_ that may be about the same thing as black.
A good idea in many places is to point the IR upwards,
assuming that (a) there is a ceiling and (b) it is not dark green.
Jürgen
--
Jürgen Stuber <stuber@loria.fr>
http://www.loria.fr/~stuber/
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