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Andrew Drogan

Ultrasonic Senesor? - 4 views

Maybe, we could put the ultrasonic sensor on the NXT. We could put our fingers in front of the sensor right before the race would start. We could program the ultrasonic to go when our fingers are ...

started by Andrew Drogan on 06 Dec 11 no follow-up yet
Thomas Corcoran

NXT Basic-1: NXT Basic - Ultrasonic Sensor - 1 views

  • The Ultrasonic Sensor uses the same scientific principle as bats: it measures distance by calculating the time it takes for a sound wave to hit an object and return – just like an echo
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    basic review on the ultra sonic sensor
Thaddeus McKeon

LEGO LAB blog: NXT Programming, Lesson 2 - 2 views

    • Thaddeus McKeon
       
      graet way to use the turn table
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    another way to utilize the ultrasonic sensor
Thaddeus McKeon

Google Image Result for http://www.vincentolislagers.nl/blog/wp-content/uploads/2010/03... - 7 views

    • Thaddeus McKeon
       
      could pivot constantly, almost like radar
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    3rd motor used as an ultrasonic pivot graet for scanning
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    this looks very useful and easy to add to what we allready have
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    there are touch sensors on the front which are attached to angled levers which help the robot detect objects from different angles
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    Hi thad from LiNsey
Thaddeus McKeon

Building Robots with LEGO® Mindstorms® NXT > Solving a Maze > Building a Maze... - 1 views

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    I know it doesn't say much but this single-motored nxt can rotate it's ultrasonic sensor allowing it to see multiple walls at once
Declan Coen

electricbricks » Line Follower in LabVIEW. State Machines - electricbricks - ... - 6 views

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    this is a possible way we can program the line folllower excluding the ultrasonic sensor
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    you can use the ultra sonic sensor for the maze bot later
Anthony DiVirgilio

Read Ultrasound (cm) - LabVIEW 2009 LEGO MINDSTORMS NXT Module Help - National Instruments - 3 views

    • Anthony DiVirgilio
       
      here is a good code example for the ultrasonic sensor
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    shows how to use basic ultrasonics in labview
Anthony DiVirgilio

LEGO.com MINDSTORMS : Products - SENSORS - 9846 - 2 views

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    this sensor is able to detect proximity
Bryan Kelleher

Add an Ultrasonic (Sonar) sensor to ClareBot Lego NXT MindStorms Robot DrGraeme.net fre... - 7 views

    • Thaddeus McKeon
       
      also shows how to program in a different version though
  • Adding a vertical ultrasonic sensor to ClareBot allows the robot to go around an arena without touching the walls
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    shows how to build a simple wall following robot
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    Although this is an older version, the placement of the Ultra sonic sensor is a good thought
Andrew Drogan

Wall Follower - Top View - YouTube - 2 views

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    Another great video for wall detectio using the ultrasonic sensor.
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    this is a great video because it enables the robot to keep track of the wall it is following and be on the look out for other walls to trace. this could also work for us because we have 3 motors: 2 for drving and turning and 1 for the ultra- sonic sensor
Thomas Corcoran

obstacle avoidance - 5 views

  • In this study, a path correction and obstacle avoidance method for a bipedal intelligent robot, using an ultrasonic sensor and electronic compass sensor, is proposed. The proposed method is implemented on an autonomous humanoid robot (the ARSR) comprised by the Lego NXT Intelligent Bricks. One ultrasonic sensor and one electronic compass sensor are installed on the ARSR to detect environmental information including obstacles, the distance to the obstacle, and the directional angle of the robot. Based on the obtained information, an obstacle avoidance and path correcting method is proposed to decide the ARSR’s behavior so that it can avoid obstacles automatically and move effectively to the destination area. Three obstacle avoidance experiments are carried out to confirm the effectiveness of the proposed method.
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    what to use for obstacle avoidance
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    I think this is a good idea!
Alexander Laferriere

chowmillersumobots - 8 views

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    the robot designs on this page are possible for our criteria. the majority of them have a ramp like structure on the front for pushing and flipping
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    the ramp on the front seems to be the easiest way to win based on other designs ive seen.
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    this has some good ideas
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    the terminator looks like a fun approach to this project
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    i wish i could see some of the videos but i cant right now i wanted to see if thee were any changes to ramp in general
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    the sumobotofdestruction looks cool and doable
Nick Laferriere

Programming Solutions for the LEGO Mindstorms NXT - Which approach is best for you? | R... - 1 views

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    Programming Solutions for the LEGO Mindstorms
Thomas Helm

Light sensor and Ultrasonic thats it - 4 views

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    this could work but what if the robot turned and started going the wrong direction back towards the start???? it only follows the walls which could lead the robot back to the start not the finish
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    anyrobot we do is basically going to be folllowing the wall though and it would have to go all the way to the end to start going back to the beginning
Thomas Helm

Something to use - 6 views

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    This is im pretty sure everything we have
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    i think that this is a great idea
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    this would probably work very well and if we added a touch sensor *i dont know if they had one* which would activate the ultrasonic sensor and it would search and pick a path
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    That was a good idea declan thanks buddy
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    OK 0_0
Alexander Laferriere

Sumobots - 3 views

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    i thing that this proves that a big plow in the front may be a good idea
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    Jarid had posted a link as well with the plow as a v shape. this would work if your going for pushing someone off the table
Alexander Laferriere

RoboChallenge - 3 views

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    some good ideas for design
Alexander Laferriere

Sumo Bots - Science Olympiad Student Center Event Wiki - 0 views

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    this has some good explinations of designs
Alexander Laferriere

Sumo Robot Contest [Including How To Videos] - 2 views

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    this shows that the robots will be better at pushing if that have alot of torque
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    shows a great example of an inclined plane
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