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:
Aug. 27, 2019

Filed:

Dec. 15, 2017
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Masaru Kurota, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/64 (2006.01); H04N 9/31 (2006.01); G06F 3/14 (2006.01); H04N 5/445 (2011.01);
U.S. Cl.
CPC ...
G06F 3/1446 (2013.01); H04N 5/64 (2013.01); H04N 9/3147 (2013.01); H04N 9/3185 (2013.01); G09G 2320/0693 (2013.01); G09G 2356/00 (2013.01); G09G 2370/20 (2013.01); H04N 5/445 (2013.01);
Abstract

When each of a plurality of projection devices projects an image on a screen, in order to easily determine whether or not an association between identification information of each of the plurality of projection devices and positional relationship of each of the plurality of projection devices is correct, an image for notifying of an association between a predetermined area included in a display pattern and an external projection device is projected, and a communication unit of a projection device transmits information related to the association between the predetermined area included in the display pattern and the external projection device, which is inputted by an input unit, to the external projection device.


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