Research Article
Four-Channel Teleoperation with Time-Varying Delays and Disturbance Observers
Figure 8
Simulation case hard wall impedance: with , , .
(a) Master position (blue -) and slave position (red - -) |
(b) Force reference (black ), (green -), master force (blue -), and slave force (red - -) |
(c) Force reference (black ), observed (red -) |
(d) Environment force (black ), observed (red -) |