Patent ID: 8340873

Claim:
A machine control and guidance system for an earthmoving machine, comprising: a plurality of sensors mounted on the earthmoving machine, each of said sensors sensing the position or orientation of a portion of the earthmoving machine and providing a wireless output signal indicating said position or orientation, and a portable digital media device, mounted on said earthmoving machine and in wireless communication with each of said plurality of sensors, said device having an associated display and a memory in which is stored, an application program which permits said device to determine the position of one or more portions of the earthmoving machine and to display the position of one or more portions of the earthmoving machine on said display, in which said application program stored in memory of said portable digital media device permits control data to be downloaded into memory such that said portable digital media device also displays the desired position of one or more portions of the earthmoving machine on said display while also displaying the actual position of one or more portions of the earthmoving machine on said display.