20110196679 | Systems And Methods For Machine To Operator Communications - Systems and methods for machine to operator communications are disclosed. For example, one disclosed system includes a concentrator having a memory; a radio transmitter; and a processor in communication with the memory and the radio transmitter, the processor configured to: request information associated with a status of a machine; receive information associated with the request; determine a message based on the received information; generate an audio signal based on the message; and transmit the audio signal to the radio transmitter. | 08-11-2011 |