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:
Jul. 06, 2021

Filed:

Jul. 02, 2019
Applicants:

Takeshi Horiuchi, Tokyo, JP;

Hideki Shiro, Kanagawa, JP;

Hiroshi Hinohara, Kanagawa, JP;

Ryo Ogawa, Kanagawa, JP;

Inventors:

Takeshi Horiuchi, Tokyo, JP;

Hideki Shiro, Kanagawa, JP;

Hiroshi Hinohara, Kanagawa, JP;

Ryo Ogawa, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/172 (2014.01); H04N 19/176 (2014.01); H04N 19/597 (2014.01); H04L 9/08 (2006.01); G06F 21/12 (2013.01);
U.S. Cl.
CPC ...
H04N 19/597 (2014.11); G06F 21/121 (2013.01); H04L 9/0822 (2013.01); H04N 19/172 (2014.11); H04N 19/176 (2014.11);
Abstract

A distribution system includes circuitry to: encrypt a part of each of a plurality of images constituting a video image, the part having an angle of view other than a normal angle of view; provide a decryption key to a receiving client terminal operated by an authorized viewer; decrypt the part of each of the plurality of images having the angle of view other than the normal angle of view by using the decryption key provided; and display the video image based on other part of each of the plurality of images that is not encrypted having the normal angle of view and the decrypted part of each of the plurality of images having the angle of view other than the normal angle of view.


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