5SAKAKIBARA Y, KAN K, HOSODA Y, et al. Foot trajectory for a quadruped walking machine E C]//Pro- ceedings of the IEEE Intematioanal on Intelligent Robots and Systems. Ibaraki, Japan:the IEEE Press, 1990:315- 322.
6LI Yibin, LI Bin, RUAN Jiuhong, et al. Research of mammal bionic quadruped robots: a review[ C]. The 5th IEEE CIS & RAM 2011 ( In press).
7BUEHLER M. Dynamic locomotion with one, four and six-legged robots[J].JOURNAL-ROBOTICS SOCIETY OF JAPAN, 2002, 20(3) :15-20.
8RAIBERT M, BLANKESPOOR K, NELSON G, et al. BigDog, the rough-terrain quadruped robot [ C ]//Proceedings of the 17th International Federation of Automa- tion Control. Seoul, Korea: IFAC,2008 : 10822-10825.
9KIM H K, WON D, KWON O, et al. Foot trajectory generation of hydraulic quadruped robots on uneven ter- rain [ C]//Proceedings of the 17th International Federa- tion of Automation Control. Seoul, Korea: IFAC, 2008 : 3021-3026.
10SEMINI C. HyQ-design and development of a hydrauli- cally actuated quadruped robot [ D ]. Genoa, Italy & Italian Institute of Technology and University of Genoa, 2010.
