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Re: Motorola 33794 electric field imaging IC



Original poster: "Jim Lux by way of Terry Fritz <teslalist@qwest.net>" <jimlux@earthlink.net>


----- Original Message -----
From: "Tesla list" <tesla@pupman.com>
To: <tesla@pupman.com>
Sent: Friday, March 14, 2003 7:09 AM
Subject: RE: Motorola 33794 electric field imaging IC


 > Original poster: "by way of Terry Fritz <teslalist@qwest.net>"
<Marco.Denicolai@tellabs.com>
 >
 > Hi Jim,
 >
 > It seems to me (after a quick reading) that the device measures its own
 > generated E-field distortions and, from that, infers object
 > distance/position. I guess it performs some rudimenal vector algebric
 > inside

I think that's done in the attached microprocessor... the device itself just
makes the analog measurement


 >
 > What would be more interesting, IMHO, would be to find a good
 > application note about this device or the technical principle of
 > measurement described somewhere.
 >
 > We could then develop our own, ruggeded and properly shaped "whatever"
 > to picture the E-field around a TC.