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:
Jan. 12, 2016

Filed:

Apr. 03, 2013
Applicant:

Hitachi High-technologies Corporation, Minato-ku, Tokyo, JP;

Inventors:

Natsuki Tsuno, Tokyo, JP;

Hideyuki Kazumi, Tokyo, JP;

Takafumi Miwa, Tokyo, JP;

Yoshinobu Kimura, Tokyo, JP;

Hajime Kawano, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 37/26 (2006.01); H01J 37/244 (2006.01); H01J 37/28 (2006.01); H01J 37/21 (2006.01);
U.S. Cl.
CPC ...
H01J 37/261 (2013.01); H01J 37/244 (2013.01); H01J 37/28 (2013.01); H01J 37/21 (2013.01); H01J 2237/2806 (2013.01); H01J 2237/2809 (2013.01); H01J 2237/2817 (2013.01); H01J 2237/30472 (2013.01);
Abstract

An automatic setting method of an observation condition to facilitate analysis of an image and a sample observation method by automatic setting in an observation method of a structure of a sample by the electronic microscope and an electronic microscope having an automatic setting function are provided. The method includes a step of irradiating a fixed position in an observation region with an intermittent pulsed electron beam; a step of detecting a time change of an emission electron from the sample by the intermittent electron beam; and a step of setting the observation condition of the electronic microscope from the time change of the emission electron.


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