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. 16, 2017
Filed:
May. 22, 2014
Universiti Putra Malaysia, Selangor, MY;
Mohd Nizar Hamidon, Selangor, MY;
Nasser Lotfivandvahed, Selangor, MY;
Universiti Putra Malaysia, Serdang, MY;
Abstract
The present invention relates to an artificial olfactory system (), comprising of an inlet (); a gas chamber () having a detector means, connected to a data acquisition system (); a heater () and a plurality of fans (); a humidity absorber (); an outlet (); a vacuum pump (); characterized by the detector means having a plurality of sensors () in each of a plurality of clusters (), wherein the plurality of sensors () in each of the plurality of clusters () comprises identical sensors capable of responding to a particular gas or vapor. The present invention also relates to a method for detecting a gas or a vapor from the artificial olfactory system (), comprising the step of exposing the gas or vapor to the plurality of sensors () to produce a plurality of output signals from the plurality of sensors (); transferring the plurality of output signals to the data acquisition system (); extracting median data from the plurality of output signals; applying a principal component analysis (PCA), neural network, and least square regression analysis on the median data from all of the plurality of clusters ().