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Remotely monitoring field assets

  • US 8,269,604 B2
  • Filed: 01/14/2009
  • Issued: 09/18/2012
  • Est. Priority Date: 01/14/2009
  • Status: Expired due to Fees
First Claim
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1. A method of remotely monitoring a plurality of field assets, the method comprising:

  • conducting device discovery to find a communication path through a master controller, included among two or more potential master controllers, to an operations center and, during device discovery, assigning master controller duties to the master controller;

    communicating, through the master controller to the field assets, a trigger event sent from a central data server;

    monitoring a plurality of states for individual field assets of the field assets;

    encoding and compressing only a portion of the plurality of monitored states; and

    responsive to the trigger event, transmitting through the communication path the encoded and compressed portion of the plurality of monitored states.

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