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:
Jul. 08, 2008

Filed:

May. 30, 2006
Applicant:

Gangqiang LI, Palo Alto, CA (US);

Inventor:

Gangqiang Li, Palo Alto, CA (US);

Assignee:

Agilent Technologies, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 59/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

A multi-channel high field asymmetric waveform ion mobility spectrometer (FAIMS) is provided. The apparatus provides for substantially simultaneous FAIMS analysis of plurality of ions from a single sample. The apparatus has a analyzer region comprising a hollow electrode, a plurality of plate electrodes positioned parallel to and distanced from the hollow electrode, a contact for applying an high voltage asymmetric waveform to the hollow electrode and a plurality of contacts for applying a compensation voltage to the plurality of plate electrodes. A method for substantially simultaneous FAIMS analysis of plurality of ions from a single sample is also provided.


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Li, Gangqiang. (2008). Multi-channel high-field asymmetric waveform ion mobility spectrometry (U.S. Patent No. 7397027). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7397027

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