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Subject: 
RE: Ultrasonic Mapping Robot
Newsgroups: 
lugnet.robotics
Date: 
Mon, 24 Apr 2000 16:09:35 GMT
Original-From: 
Robb Greathouse <rgreathouse@interems(saynotospam).com>
Viewed: 
555 times
  
This month's Circuit Cellar has an article on a Robot Boat that navigates
using digital compass and GPS to navigate through waypoints.

Adding an ultrasonic sensor would be an interesting setup.

Robb,


-----Original Message-----
From: Andy Gombos [mailto:gombos@ne.infi.net]
Sent: Sunday, April 23, 2000 6:52 PM
To: lego-robotics@crynwr.com
Subject: Ultrasonic Mapping Robot


Hello

I have another idea for a mapping robot that maps out a room and it's
obstacles.
This time I think that I could use an ultrasonic sensor to map obstacles
out to a distance, then have the RCX figure out the maximum distance
that can be moved forward without hitting anything. After this, the
obstacle mapping continues, and the clear path searching finds a new
mapping line. Then the map is uploaded to a computer, and plotted. This
map could be used to plot waypoints in the room for the robot to follow
to do a task.

    Now I want to know, Is this feasible? I think the only hard part
would be changing the array so that the new mapped values match in
positito with the old ones. Any ideas on this?

Andy



Message has 1 Reply:
  Re: Ultrasonic Mapping Robot
 
I have developed an ultrasonic tracking system, called the UlTra System, that tracks a lightweight, piezoelectric ultrasonic transmitter over a 100 ft x 100 ft area. I have both a 2-D and 3-D tracking version. Unfortunately, the cost of this system (...) (24 years ago, 24-Apr-00, to lugnet.robotics)

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