%0 Journal Article %T A sensing device for gasoline engine speed of a miniature Portable Unmanned Helicopter %A Lin, Chang-Jun %A Ozaki, Hiroaki %A Qiu, Hua %A Yue, Yong %J International Journal of Signal and Imaging Systems Engineering %V 3 %N 3 %P 164-168 %@ 1748-0698 %D 2010-01-01 %I Inderscience Publishers %~ DeepDyve