Newsgroups: comp.robotics
Path: brunix!news.Brown.EDU!agate!howland.reston.ans.net!torn!govonca!knights
From: knights@govonca.gov.on.ca (Shawn Knight)
Subject: Re: UltraSonic Sensors
Message-ID: <1994Mar14.142329.6606@govonca.gov.on.ca>
Organization: Government of Ontario
References: <CMG3pL.3AL@dcs.hull.ac.uk>
Date: Mon, 14 Mar 1994 14:23:29 GMT
Lines: 18

In <CMG3pL.3AL@dcs.hull.ac.uk> cspgk@dcs.hull.ac.uk (G Kirkham) writes:

>I'm interested in finding out what the current situation is with using
>UltraSonic Senors for 3D positioning. I know LOGITECH produce a 3D mouse
>whereby positional info. is related to the host comp. in terms of X,Y,Z
>and pitch,roll and yaw.

>I was wondering if anybody had any experiences with using such sensors for
>achieving accuracies/repeatabilities of around +- 1mm ? Are there any
>papers relating to such a subject, tackling issues such as interference by
>external sources and limitations of an ultrasonic system.

>I would appreciate any help and I can be contacted on
>G.Kirkham@dcs.hull.ac.uk
> 
>George

I too would like this information!   Thanx.
