公开(公告)号：US20250006044A1

公开(公告)日：2025-01-02

申请号：US18700737

申请日：2021-11-04

Applicant: NEC CORPORATION

Inventor： Seito NAGASHIMA ,  Sawaka SEKI ,  Takashi NUNOMOTO ,  Takumi SHIBA ,  Hitomi ITO ,  Kosei KOBAYASHI ,  Masaru YANAI

IPC: G08G1/01 ,  G08G1/00 ,  G08G1/09 ,  G08G1/0965

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.

公开(公告)号：US20240406692A1

公开(公告)日：2024-12-05

申请号：US18699906

申请日：2021-11-04

Applicant: NEC Corporation

Inventor： Seito NAGASHIMA ,  Sawaka SEKI ,  Takashi NUNOMOTO ,  Takumi SHIBA ,  Hitomi ITO ,  Masaru YANAI ,  Kosei KOBAYASHI

IPC: H04W4/46 ,  H04W4/021

Abstract: A detection means detects an object. A warning area setting means sets a warning area around the detected object. A notification means notifies a moving entity in the warning area of the presence of the detected object. The warning area setting means sets the warning area of a size according to at least one of detection quality information on detection accuracy of the detected object and notification communication quality information on communication quality of communication used for notifying the moving entity.