Android Controlled Robot Extravaganza

We have no idea why, but since we featured Botiful, the Android-powered telepresence robot a few days ago, the tip line has been awash in robot/Android mashups. Here’s a few of the cool ones.

Using an Android as a remote control

[Stef] used a Samsung Galaxy S3 to control an old rc tank. The Android sends accelerometer and gyro data over Bluetooth to an Android where it powers a pair of H-bridges to turn the wheels.

Turning Android into a Robotic Operating System

ROS, or the Robot Operating System, provides a bunch of utilities for any type of robot such as point-cloud mapping to multi-joint arm control. [Lentin] sent in a guide on installing ROS on Android. So far, he can get accelerometer data, stills from the on-board camera, have the robot speak and use the small vibrator motor. Here’s a (somewhat limited) demo of [Lentin] playing with ROS in a terminal.

“Just a quick procrastination project”

Last May, [Josh] wrote in asking if a tread-based robot controlled through Skype would be a cool idea. We said ‘hell yeah’ and [Josh] scurried off to his workshop for a few months. He’s back with his tank-based robot. One really interesting bit is the robot responds to DTMF tones, allowing it to be controlled through Skype without any additional hardware. That’s damn clever. You can see a video of the SkypeRobot after the break.

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Inexpensive Robot Platform Combines Mass-produced Parts

Meet Bilibot, a modular robot that aims to lower the cost of entry for robotic tinkerers. It combines the Kinect, the iRobot Create, and an Ubuntu box running ROS using some laser cut mounting brackets. These are relatively inexpensive components but the most exciting thing is that there’s already a slew of example out there that use this hardware. For instance, we looked in on ROS body tracking in January that can be directly plucked and used with this hardware. You’ll recognize the base as the iRobot create which was used in video chat robot from last week. The brains of the operation come in a choice of three Linux boxes – two headless and one laptop – which have ROS pre-installed. Watch the open-source autonomy as it tools around the office in the video after the break.

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PR2 + Kinect

Willow Garage, the makers of the PR2 robot have been playing with the Kinect. You might be a little tired of seeing every little new project people are doing with it, but there’s something here we couldn’t help but point out. When we posted the video of the guy doing 3d rendering with the Kinect, many of the commenters were speculating on how to get full environments into the computer. Those of you that said, “just use two, facing each other” seem to have been on to something. You can see that they are doing exactly that in the image above. The blue point cloud is one Kinect, the red cloud another.   The Willow Garage crew are using this to do telemetry through the PR2 as well as some gestural controls.  You can download the Openkinect stack for the Robot Operating System here. Be sure to check out the video after the break to see the PR2 being controlled via the Kinect as well as some nice demonstrations of how the Kinect is seeing the environment.

[via BotJunkie]

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