[1] LAM A H F,LI W J. MIDS: GUI and TUI in mid2 air using MEMS Sensors[C].IEEE/RSJ International Conference,2002(2)1184-1189.

[2] HUMPHREYS D. An Input Device for the Control of 3D Graphics[R].Birimingham:Final Report of University of Birmingham,2003.

[3] ZHANG SH X,LI J.Strapdown Inertial Nauigation System[M].Beijing:Defense Industry Press,1992.(in Chinese)

[4] ZHANG R H,JIA H G, CHEN T, et al.. Attitude solution of strapdown inertial navigation system based on the method of quaternions[J].Opt. Precision Eng.,2008,30(10):1963-1971.(in Chinese)

[5] HOU X F, LIU R,ZHOU ZH R.Application of Accelerometer MMA7260 for Abstraction of Walking Character[J].Chinese Journal of Sensors and Actuators,2007,20(3):507-511. (in Chinese)

[7] DU H L, ZHANG R H, LIP,et al.. The attitude solution modules of strapdown inertial navigation system[J].Opt.Precision Eng.,2008,16(10):1956-1963.(in Chinese)