The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 01, 2011

Filed:

Apr. 30, 2009
Applicant:

Mark C. Hansen, Kokomo, IN (US);

Inventor:

Mark C. Hansen, Kokomo, IN (US);

Assignee:

Delphi Technologies, Inc., Troy, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 27/26 (2006.01); B60R 21/16 (2006.01); G08B 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method includes measuring a first frequency response of an electrode at a first frequency across a range of environmental conditions, measuring a second frequency response of the electrode at a second frequency across the range of environmental conditions, and comparing the first and second frequency responses measured to define a data set representing an effect of the environmental conditions. An occupant detection system includes an electrode and a detector circuit. The detector circuit is configured to measure an actual frequency response of the electrode and compare the actual frequency response to the data set to determine the effect of the current environmental condition.


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