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Subject: 
Re: THOUGHTS on mapping with Lego Robot ( added to searching walls)
Newsgroups: 
lugnet.robotics
Date: 
Sat, 31 May 2003 15:21:04 GMT
Viewed: 
2362 times
  
In lugnet.robotics, PeterBalch <PeterBalch@compuserve.com> wrote:
> 
> Steve Baker wrote:
> 
> > There is no known convenient/cheap
> > GPS-like system with the properties we desire.
> 
> What about ultrasonic beacons at each corner of the room? Then use the
> old-fashioned Hyperfix calculations.
> 
> It should cost only a few dollars in hardware - and six months of software
> development :-).
> 
> Are they available off the shelf or are there any plans published?
> 
> Peter

We have developed this some time ago. Have a look at

http://www.convict.lu/Jeunes/beacon_2.htm

and

http://www.convict.lu/Jeunes/beacon.htm

Cheers



Message is in Reply To:
  Re: THOUGHTS on mapping with Lego Robot ( added to searching walls)
 
(...) What about ultrasonic beacons at each corner of the room? Then use the old-fashioned Hyperfix calculations. It should cost only a few dollars in hardware - and six months of software development :-). Are they available off the shelf or are (...) (23 years ago, 30-May-03, to lugnet.robotics)

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