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. 17, 2026
Filed:
Feb. 27, 2023
Kabushiki Kaisha Toshiba, Tokyo, JP;
Yasuyuki Tanaka, Kawasaki Kawagana, JP;
Mitsuru Kanda, Kita Tokyo, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A communication system according to an embodiment includes an edge device generating edge data and a service device making use of the edge data. The edge device generates a message authentication code by using a shared key shared with the service device. The edge device transmits first communication data representing communication data in which the message authentication code is assigned to the edge data. The service device verifies source of generation of the edge data included in the first communication data. The verification is performed in accordance with verification result of verifying the message authentication code included in the first communication data by using a shared key shared with the edge device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile