Presentation 2014-03-19
Design of virtual coupling using FIR approximation of fractional derivative
Shohei KOBATA, Masayuki KAWAI,
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Abstract(in English) This research studies haptic interface with a virtual coupling including fractional derivative. Virtual coupling in virtual reality is commonly composed of virtual stiffness and damping between virtual objects and the real world. In a system with long sampling rate, however, the virtual stiffness has to be set low and the system only presents virtual objects with soft surface. For this issue, this research proposes a virtual coupling with virtual stiffness and fractional derivative instead of virtual damping using finite impulse response; FIR approximation. This paper shows the theoretical effect of the virtual coupling with fractional derivative, and the influence of parameters analyzing the passivity of the system. Finally, we perform experiments to show the effect.
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Keyword(in English) Virtual coupling / analysis of passivity / Fractional derivative
Paper # HIP2013-105
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Committee HIP
Conference Date 2014/3/10(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Design of virtual coupling using FIR approximation of fractional derivative
Sub Title (in English)
Keyword(1) Virtual coupling
Keyword(2) analysis of passivity
Keyword(3) Fractional derivative
1st Author's Name Shohei KOBATA
1st Author's Affiliation Faculty of Engineering, Fukui University()
2nd Author's Name Masayuki KAWAI
2nd Author's Affiliation Faculty of Engineering, Fukui University
Date 2014-03-19
Paper # HIP2013-105
Volume (vol) vol.113
Number (no) 501
Page pp.pp.-
#Pages 5
Date of Issue