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:
Apr. 26, 2022

Filed:

Mar. 04, 2021
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Tomoyuki Shiozaki, Kanagawa, JP;

Hiroshi Toriumi, Kanagawa, JP;

Yoichiro Imai, Tokyo, JP;

Daiyu Ueno, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 17/55 (2021.01); H04N 5/225 (2006.01); H04N 5/232 (2006.01); H04N 5/77 (2006.01);
U.S. Cl.
CPC ...
G03B 17/55 (2013.01); H04N 5/2252 (2013.01); H04N 5/22521 (2018.08); H04N 5/23241 (2013.01); H04N 5/772 (2013.01);
Abstract

An apparatus includes a first sensor configured to acquire a first temperature at a predetermined position, a second sensor configured to acquire a second temperature at a position different from the predetermined position, a controller configured to limit a predetermined function, and a prediction unit configured to obtain an environmental temperature based on a difference between the first temperature and the second temperature, and information about temporal variation of the difference between the first temperature and the second temperature in a case where the predetermined function is performed.


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