Re: [76attendees] RFID and toilets

Warren Kumari <wkumari@google.com> Sun, 15 November 2009 03:02 UTC

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Date: Sun, 15 Nov 2009 12:02:32 +0900
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From: Warren Kumari <wkumari@google.com>
To: Randall Gellens <rg+ietf@qualcomm.com>
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Cc: 76attendees@ietf.org, "Zuniga, Juan Carlos" <JuanCarlos.Zuniga@interdigital.com>
Subject: Re: [76attendees] RFID and toilets
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On Sat, Nov 14, 2009 at 6:22 PM, Randall Gellens <rg+ietf@qualcomm.com>; wrote:
> At 3:23 PM +0900 11/11/09, Warren Kumari wrote:
>
>>  Where I work we have Toto brand toilet seats, but instead of having
>>  the controls connected to the seat they are on a separate box on the
>>  wall (much more convenient to reach). Anyway, we discovered that the
>>  communication from the control to the seat itself is over an IR link
>>  -- for April Fools day we used a learning universal remote to learn
>>  the various commands. I couldn't quite bring myself to use it on a
>>  victim though....
>
> Doesn't IR need a clear line of sight to work?  Might be a problem with
> toilets :-)

Nah, the ceiling is reflective enough (and the receiver sensitive
enough) that a normal universal remote bounced off the ceiling paint
will work just fine (actually a little too well as the seats in all
the stalls got the "go" signal...

W


>
> --
> Randall Gellens
> Opinions are personal;    facts are suspect;    I speak for myself only
> -------------- Randomly selected tag: ---------------
> If you want to recapture your youth, cut off his allowance.
>                                           --Al Bernstein
>



-- 

Warren "Ace" Kumari
Once again I am tying a new keyboard, so please excuse the even worse
than usual typing!