US Patent 8170756 Excavating system utilizing machine-to-machine communication

A method for enhancing productivity for an excavating operation is disclosed. The method includes establishing a machine-to-machine communication system for a fleet of machines, including at least two machines. The method also includes removing material during the excavating operation with at least a first machine of the fleet of machines. The method additionally includes operating a second machine of the fleet of machines in a mode involving contact between at least the first machine and the second machine. The method further includes employing the machine-to-machine communication system to effect controlled contact between at least the first machine and the second machine.