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:
Feb. 15, 2022
Filed:
Jan. 15, 2019
Applicant:
Nec Corporation, Tokyo, JP;
Inventor:
Tadayuki Oono, Tokyo, JP;
Assignee:
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/12 (2009.01); H04W 24/02 (2009.01);
U.S. Cl.
CPC ...
H04W 4/12 (2013.01); H04W 24/02 (2013.01);
Abstract
In order to make it possible to suppress increase in the cost of message retransmission, this message delivery device delivers a message, stores a history relating to the success or failure of the delivery to each of destinations of the message in a history storage unit, when the delivery of the message has failed, determines on the basis of the history whether to perform retransmission of the message, and when determining to perform the retransmission, performs the retransmission of the message.