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. 14, 2023

Filed:

Mar. 06, 2020
Applicant:

Asml Netherlands B.v., Veldhoven, NL;

Inventors:

Kuo-Feng Tseng, San Jose, CA (US);

Zhonghua Dong, Sunnyvale, CA (US);

Yixiang Wang, Fremont, CA (US);

Zhong-wei Chen, San Jose, CA (US);

Assignee:

ASML Netherlands B.V., Veldhoven, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 23/203 (2006.01); G01N 23/2252 (2018.01); G01N 23/2254 (2018.01); G01N 23/2276 (2018.01);
U.S. Cl.
CPC ...
G01N 23/203 (2013.01); G01N 23/2252 (2013.01); G01N 23/2254 (2013.01); G01N 23/2276 (2013.01); G01N 2223/309 (2013.01); G01N 2223/33 (2013.01);
Abstract

Disclosed herein is an apparatus comprising: a source configured to emit charged particles, an optical system and a stage; wherein the stage is configured to support a sample thereon and configured to move the sample by a first distance in a first direction; wherein the optical system is configured to form probe spots on the sample with the charged particles; wherein the optical system is configured to move the probe spots by the first distance in the first direction and by a second distance in a second direction, simultaneously, while the stage moves the sample by the first distance in the first direction; wherein the optical system is configured to move the probe spots by the first distance less a width of one of the probe spots in an opposite direction of the first direction, after the stage moves the sample by the first distance in the first direction.


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