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Title: Sensor sentinel computing device

Patent ·
OSTI ID:1279970

Technologies pertaining to authenticating data output by sensors in an industrial environment are described herein. A sensor sentinel computing device receives time-series data from a sensor by way of a wireline connection. The sensor sentinel computing device generates a validation signal that is a function of the time-series signal. The sensor sentinel computing device then transmits the validation signal to a programmable logic controller in the industrial environment.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000
Assignee:
Damico, Joseph P. (Pacific Grove, CA)
Patent Number(s):
9,405,283
Application Number:
13/240,948
OSTI ID:
1279970
Resource Relation:
Patent File Date: 2011 Sep 22
Country of Publication:
United States
Language:
English

References (2)

Method and apparatus for real-time control patent December 1990
System and method for sensor data validation patent March 2008