Methods Synthesis of Central Pattern Generator Inspired Biped Walking Control

Author(s):  
Chengju Liu ◽  
Qijun Chen
2010 ◽  
Vol 29 (4) ◽  
pp. 1-9 ◽  
Author(s):  
Stelian Coros ◽  
Philippe Beaudoin ◽  
Michiel van de Panne

Robotica ◽  
2009 ◽  
Vol 28 (6) ◽  
pp. 869-884 ◽  
Author(s):  
Chenglong Fu ◽  
Feng Tan ◽  
Ken Chen

SUMMARYThis paper presents a control algorithm for biped walking by extension of previous work in the fields of central pattern generator (CPG) and passive walking. The algorithm takes advantage of the passive dynamics of walking, assisting only when necessary with an intermittent sinusoidal oscillator. The parameterized oscillator is used to drive the hip joint; the triggering and ceasing of the oscillator during a walking cycle can be modulated by the sensory feedback. The results from simulation indicate a stable, efficient gait, and robustness against model inaccuracy and environmental variation. We also examine the effects of oscillator parameters and link parameters on the gait, and design a controller to suppress the bifurcation phenomenon based on the error of prior step periods.


Author(s):  
Stelian Coros ◽  
Philippe Beaudoin ◽  
Michiel van de Panne

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