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:
Sep. 06, 2016

Filed:

Jan. 13, 2015
Applicant:

Hermes Microvision Inc., Hsinchu, TW;

Inventors:

Chiyan Kuan, Danville, CA (US);

Joe Wang, Campbell, CA (US);

Van-Duc Nguyen, Pleasanton, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06K 9/54 (2006.01); G06T 5/50 (2006.01); G06T 5/40 (2006.01);
U.S. Cl.
CPC ...
G06T 5/50 (2013.01); G06T 5/40 (2013.01); G06T 2207/20172 (2013.01); G06T 2207/20216 (2013.01); G06T 2207/30148 (2013.01);
Abstract

This invention relates to methods and systems for enhance the signal-to-noise ratio of an image scanned by a charged particle beam. In an embodiment, a sequence of grayscales of a pixel is recorded first, extreme values of the sequence of grayscales are then identified and removed, and the remained grayscales are used to determine a nominated grayscale of the pixel.


Find Patent Forward Citations

Loading…