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:
Nov. 03, 2026

Filed:

Dec. 16, 2021
Applicant:

Nec Corporation, Minato-ku, JP;

Inventors:

Kei Yanagisawa, Tokyo, JP;

Hiroaki Aminaka, Tokyo, JP;

Kosei Kobayashi, Tokyo, JP;

Jun Takasawa, Tokyo, JP;

Kazuki Ogata, Tokyo, JP;

Assignee:

NEC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08G 1/01 (2006.01); G08G 1/04 (2006.01); G08G 1/052 (2006.01);
U.S. Cl.
CPC ...
G08G 1/052 (2013.01); G08G 1/04 (2013.01);
Abstract

The communication system includes a communication circuit configured to communicate with the vehicle, and a detection circuit configured to detect speed information corresponding to the speed of the vehicle, and on the basis of the speed information, the communication circuit communicates with the vehicle by using a first frequency when the speed is a first speed, and communicates with the vehicle by using a second frequency lower than the first frequency when the speed is a second speed higher than the first speed.


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Yanagisawa, Kei. (2026). Communication system, communication method, and storage medium (U.S. Patent No. 12784584). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12784584

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