 | | RE: IR scanner
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| There is the classic Polaroid ultrasonic range finder. I think someone here was working on one of these or similar for lego? They work on the reflected signal approach. Now I thought you wanted to do off board triangulation. You can accomplish that (...) (25 years ago, 30-Nov-99, to lugnet.robotics)
| | | | | Ultrasonic range finder
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| I'm interested in "ultrasonic range finder" type of sensors. One that can return a rough raw value that can be converted into a distance (from the sensor to an object in front of it) would be great. By rotating it, and coupled with an angle sensor (...) (25 years ago, 30-Nov-99, to lugnet.robotics)
| | | | | Re: IR scanner
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| Jim Thomas <lego-robotics@crynwr.com> wrote in message news:BFBCB00A4D7BD21...TRW.COM... (...) here (...) reflected (...) How about several (>= 3) light sources in an otherwise dimly lit room, and the robot tracking them with a light sensor mounted (...) (25 years ago, 30-Nov-99, to lugnet.robotics)
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