[1] [1] 】PHAM S T, CHEW M T.Sensor signal filtering in quadrotor control［C］//IEEE Sensors Applications Symposium, 2014:293-298.

[12] [12] KRAJNIK T, VONASEK V, FISER D, et al.AR-drone as a platform for robotic research and education［C］//International Conference on Reseach & Education in Robotics, 2011:172-186.

[15] [15] MADGWICK S O H, HARRISON A J L, VAIDYANATHAN R.Estimation of IMU and MARG orientation using a gradient descent algorithm［C］//IEEE International Conference on Rehabilitation Robotics (ICORR), 2011:1-7.