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:
Sep. 16, 2025

Filed:

Oct. 23, 2023
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota, JP;

Inventor:

Chunghan Lee, Toyota, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/00 (2006.01); H04L 43/10 (2022.01); H04L 69/22 (2022.01);
U.S. Cl.
CPC ...
H04L 43/10 (2013.01); H04L 69/22 (2013.01);
Abstract

A first communication node includes, in a first message generated by a first application addressed to a second communication node, a first communication node for tracking said first message among a plurality of communication nodes, and adding location information indicating the location of the first trace information to a predetermined position before the first message in the first packet containing the first message, transmit the first packet to which the first trace information and the location information have been added.


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