“OptRod: Operating Multiple Various Actuators Simultaneously by Projected Images” – ACM SIGGRAPH HISTORY ARCHIVES

“OptRod: Operating Multiple Various Actuators Simultaneously by Projected Images”

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    OptRod: Operating Multiple Various Actuators Simultaneously by Projected Images

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    We propose OptRod, to operate multiple various actuators simultaneously by PC’s projected images. A PC generates images as control signals and projects them to the bottom of OptRods by a projector. An OptRod receives the light and converts its brightness into a control signal for the attached actuator. By using multiple OptRods, the PC can simultaneously operate many actuators without any signal lines. Moreover, we can arrange various shape of surface easily by combining multiple OptRods. OptRod supports various functions by replacing the actuator unit connected to OptRod. We implemented a prototype of OptRod and evaluated the accuracy of communication by a projected image. As a result, it is revealed that the system can send information by 30 levels with 99.6% accuracy.

    In this paper, we propose OptRod, to operate multiple various actuators simultaneously by PC’s projected images. A PC generates images as control signals and projects them to the bottom of OptRods by a projector. An OptRod receives the light and converts its brightness into a control signal for the attached actuator. By using multiple OptRods, the PC can simultaneously operate many actuators without any signal lines. Moreover, we can arrange various shape of surface easily by combining multiple OptRods. OptRod supports various functions by replacing the actuator unit connected to OptRod.

References:


    [1]
    Sean Follmer, Daniel Leithinger, Alex Olwal, Akimitsu Hogge, and Hiroshi Ishii. 2013. inFORM: Dynamic Physical Affordances and Constraints Through Shape and Object Actuation. In Proceedings of the 26th Annual ACM Symposium on User Interface Software and Technology (UIST ’13). 417–426.

    [2]
    John Hardy, Christian Weichel, Faisal Taher, John Vidler, and Jason Alexander. 2015. ShapeClip: Towards Rapid Prototyping with Shape-Changing Displays for Designers. In Proceedings of the 33rd Annual ACM Conference on Human Factors in Computing Systems (CHI’15). 19–28.


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