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Sensor interface with mobile terminal satellite modem and global location system

  • US 7,877,208 B1
  • Filed: 09/28/2006
  • Issued: 01/25/2011
  • Est. Priority Date: 09/29/2005
  • Status: Active Grant
First Claim
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1. A sensor monitoring system at an asset location, comprising:

  • a satellite modem;

    a master device that interfaces with said satellite modem for delivery of sensor data to a remote location; and

    a slave device that is coupled to a sensor that is designed to measure a physical quantity based on interaction by said sensor with a physical environment in which said sensor is placed, said slave device also being configured to communicate sensor measurement data to said master device via a wired serial interface for delivery to a remote location using said satellite modem, wherein said slave device includes a controller that controls entry of said slave device into a low power state and waking of said slave device upon an occurrence of an physical event at detected by said sensor.

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