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:
Nov. 20, 2018

Filed:

Sep. 15, 2016
Applicant:

Washington State University, Pullman, WA (US);

Inventors:

Brian H. Clowers, Pullman, WA (US);

William F. Siems, Spokane, WA (US);

Assignee:

WASHINGTON STATE UNIVERSITY, Pullman, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/62 (2006.01); H01J 49/00 (2006.01); H01J 49/40 (2006.01);
U.S. Cl.
CPC ...
G01N 27/622 (2013.01); H01J 49/0036 (2013.01); H01J 49/0027 (2013.01); H01J 49/40 (2013.01);
Abstract

The methods herein provide for analysis of ion populations. Certain aspects include: obtaining a first data set that includes: a first binary On-OFF frequency sweep across a range of frequencies resulting in a first raw data in the time domain and obtaining a second data set that includes: a second binary On-OFF frequency sweep 180° out of phase from the first binary On-OFF frequency sweep so as to result in a second raw data in the time domain from received ion current resulting from the second binary On-OFF frequency sweep. Thereafter the two data sets are combined to provide for raw mobility signals of the ion populations in the time domain for each m/z over a range of selected m/z values. Additional aspects include a hybrid system for performing the methods disclosed herein.


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