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. 03, 2018

Filed:

Mar. 26, 2014
Applicant:

Shimadzu Research Laboratory (Shanghai) Co., Ltd., Shanghai, CN;

Inventors:

Xiaoqiang Zhang, Shanghai, CN;

Wenjian Sun, Shanghai, CN;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 49/00 (2006.01); H01J 49/06 (2006.01); H01J 49/34 (2006.01);
U.S. Cl.
CPC ...
H01J 49/063 (2013.01); H01J 49/004 (2013.01); H01J 49/0031 (2013.01); H01J 49/062 (2013.01); H01J 49/065 (2013.01); H01J 49/34 (2013.01);
Abstract

An ion guiding device () and method, the ion guiding device () having: a group of electrode arrays distributed along an axis in space, and a power supply providing an asymmetric alternating current (AC) electric field substantially along the axis; the AC field asymmetrically alternates between positive and negative along the axis to drive the ions move in the direction corresponding to said AC electric field such that ions are guided into said ion guiding device () in a continuous or quasi-continuous flow manner while being guided out in a pulsed manner along the axis.


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