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:
May. 17, 2016

Filed:

Oct. 09, 2015
Applicant:

Olympus Corporation, Shibuya-ku, Tokyo, JP;

Inventors:

Yoshinobu Omata, Hachioji, JP;

Kazumasa Kunugi, Hachioji, JP;

Tetsuo Kikuchi, Hachioji, JP;

Assignee:

Olympus Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G03B 13/36 (2006.01); H04N 5/232 (2006.01); G01B 11/14 (2006.01); G02B 7/34 (2006.01);
U.S. Cl.
CPC ...
H04N 5/23212 (2013.01); G01B 11/14 (2013.01); G02B 7/34 (2013.01); G03B 13/36 (2013.01);
Abstract

An imaging device which includes an imaging element having a phase difference detection pixel, and which performs autofocus using AF areas each including a plurality of sub-areas, the imaging device comprising: a calculation section configured to perform correlation calculation based on a focus detection signal corresponding to each of the plurality of sub-areas and output a degree of reliability; an AF area selection section configured to select an AF area including a large number of sub-areas in each of which the degree of reliability calculated corresponding to the plurality of sub-areas is higher; a moving body prediction calculation section configured to perform moving body prediction calculation using distance measurement data that is calculated by the correlation calculation based on a focus detection signal of the selected AF area; and a focus control section configured to perform focus adjustment based on a result of the moving body prediction calculation.


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