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.
Patent No.:
Date of Patent:
Mar. 20, 2018
Filed:
Dec. 28, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Taketomo Naruse, Yokohama, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A system includes a first communication apparatus having an acquisition unit to acquire connection information and a public key stored in a first memory of a short distance wireless communication unit of a second communication apparatus, an encryption unit to encrypt, by using the acquired public key, data to be processed by the second communication apparatus, and a transmission unit to transmit the encrypted data to the second communication apparatus via an established long distance communication. The second communication apparatus includes a decryption unit to decrypt, by a private key which corresponds to the public key and is stored in a second memory of the second communication apparatus, the transmitted encrypted data. While the second communication apparatus operates in a power saving state, the public key is acquired by the first communication apparatus, and the private key is not able to be acquired by the first communication apparatus.