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. 24, 2026
Filed:
Nov. 04, 2021
Nec Corporation, Tokyo, JP;
Seito Nagashima, Tokyo, JP;
Sawaka Seki, Tokyo, JP;
Takashi Nunomoto, Tokyo, JP;
Takumi Shiba, Tokyo, JP;
Hitomi Ito, Tokyo, JP;
Kosei Kobayashi, Tokyo, JP;
Masaru Yanai, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
This driving assistance system is provided with: a position specification unit that specifies the positions of vehicles passing along a road; a selection unit that selects a first vehicle from the vehicles; an area-setting that sets, around the first vehicle, an attention call area of a prescribed shape that moves following the movement of the first vehicle; a notification unit that notifies a second vehicle that has entered the attention call area of the presence of the first vehicle; and, an area change unit that expands the attention call area according to the state of the first vehicle.