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:
Dec. 17, 2024

Filed:

Sep. 20, 2019
Applicant:

Hitachi High-tech Corporation, Tokyo, JP;

Inventors:

Mitsutoshi Kobayashi, Tokyo, JP;

Atsushi Miyamoto, Tokyo, JP;

Yoshinobu Hoshino, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 37/22 (2006.01); H01J 37/28 (2006.01);
U.S. Cl.
CPC ...
H01J 37/222 (2013.01); H01J 37/28 (2013.01); H01J 2237/153 (2013.01); H01J 2237/226 (2013.01);
Abstract

Provided is a method for adjusting a field-of-view of a charged particle microscope device, in which reference data for a sample is set, a plurality of regions of interest are set for the reference data, a rough sampling coordinate group is set for each of the plurality of regions of interest, the sample is irradiated with charged particles based on the sampling coordinate group to obtain a corresponding pixel value group, a plurality of reconstructed images corresponding to the plurality of regions of interest are generated based on the pixel value group, a correspondence relationship among the plurality of regions of interest is estimated based on the plurality of reconstructed images, and the plurality of regions of interest are adjusted based on the correspondence relationship. Here, the sampling coordinate group is set based on the reference data.


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