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.
Patent No.:
Date of Patent:
May. 20, 2014
Filed:
Jul. 29, 2013
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Richard E. Soltis, Saline, MI (US);
Gopichandra Surnilla, West Bloomfield, MI (US);
Carolyn Parks Hubbard, Canton, MI (US);
Kenneth John Behr, Farmington Hills, MI (US);
Timothy Joseph Clark, Livonia, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Various systems and methods are described for an exhaust gas sensor coupled to an exhaust system of an engine. One example method comprises, during selected engine fueling conditions, alternating between applying different voltages to the sensor; and identifying an amount of alcohol in fuel injected to the engine based on sensor outputs at the different voltages.