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:
Apr. 29, 2014
Filed:
Dec. 05, 2011
Chad Liao, Hsinchu, TW;
Futang Peng, San Jose, CA (US);
Chuan LI, San Jose, CA (US);
Alina Wang, New Taipei, TW;
Zhao-li Zhang, San Jose, CA (US);
Wei Fang, Milpitas, CA (US);
Jack Jau, Los Altos Hills, CA (US);
Chad Liao, Hsinchu, TW;
Futang Peng, San Jose, CA (US);
Chuan Li, San Jose, CA (US);
Alina Wang, New Taipei, TW;
Zhao-Li Zhang, San Jose, CA (US);
Wei Fang, Milpitas, CA (US);
Jack Jau, Los Altos Hills, CA (US);
Hermes Microvision, Inc., Hsinchu, TW;
Abstract
A method for filtering noises in an image scanned by charged particles includes steps of grouping pixels with similar types in the image into a plurality of pixel groups; and removing noises for each pixel group in the image according to a corresponding noise model to obtain the scanned image with better quality and/or contrast. A system for filtering noises in an image scanned by charged particles is also disclosed.