Skip to main content
. Author manuscript; available in PMC: 2009 Nov 5.
Published in final edited form as: Int J Rob Res. 2008 Feb 1;27(2):263–273. doi: 10.1177/0278364907084588

Table 5.

Impedance Parameters Derived by Experimental Tuning

Knee Impedance
Ankle Impedance
Mode k1 (Nm/deg) k2 (Nm/deg3) b (N s m–1) θe (deg) k1 (Nm/deg)) k2 (Nm/deg3) b (Nms/deg) θe (deg)
1 7.5 0 0 14 4.5 0 0 –8
2 1.0 0.006 0 16 4.5 0 0 –25
3 0 0 0.005 0 0.5 0 0 0
4 0.08 0 0.08 30 0.75 0 0 –3