Dynamic Simulation of Passive Walker Based on Virtual Gravity Theory. - Heng Cao; Yu Wang 127; Jun Zhu; Zhengyang Ling (ICIRA, 2009)

Design frame of a leg exoskeleton for load-carrying augmentation. - Heng Cao; Zhengyang Ling; Jun Zhu; Yu Wang 127; Wei Wang (ROBIO, 2009)

Design and Control of a Hydraulic-Actuated Leg Exoskeleton for Load-Carrying Augmentation. - Heng Cao; Jun Zhu; Chunming Xia; Hong Zhou; Xiao Chen; Yu Wang 127 (ICIRA (1), 2010)

A novel pump-valve coordinated controlled hydraulic system for the lower extremity exoskeleton. - Jinlin Jiang; Yu Wang 127; Heng Cao; Jun Zhu; Xinbin Zhang (Trans. Inst. Meas. Control, 2020)