公开(公告)号：US20230098125A1

公开(公告)日：2023-03-30

申请号：US17944455

申请日：2022-09-14

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Mitsuhiro TANI ,  Shinnosuke NAGASAWA ,  Fumiyasu KONNO

IPC: B60W50/14 ,  B60W40/04 ,  H04R1/28

Abstract: A vehicle approach notification system includes a filter; a notification sound controller which generates a signal corresponding to a notification sound for notifying of approaching of a vehicle, based on a sound signal obtained from a notification-sound sound source; and a setter which obtains vehicle information of the vehicle, and sets, according to the vehicle information, at least one of the notification-sound sound source to be used in generation of the notification sound, a filter property to be applied to the filter, or a control parameter to be applied to the notification sound controller in generation of the notification sound. The notification sound controller outputs the signal generated, through the filter to an exterior loudspeaker provided to the vehicle.

公开(公告)号：US20200307452A1

公开(公告)日：2020-10-01

申请号：US16822679

申请日：2020-03-18

Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

Inventor： Fumiyasu KONNO ,  Ichiro OHNO ,  Shinnosuke NAGASAWA

IPC: B60Q5/00 ,  B60W50/14 ,  B60W40/04

Abstract: A vehicle proximity notification device for notifying a vehicle approach using a first speaker and a second speaker provided in the vehicle includes a sound source that outputs a signal that corresponds to a sound for notifying an approach of the vehicle and that is input to the first speaker and the second speaker; and an information processor that changes a phase of at least one signal out of a signal input to the first speaker and a signal input to the second speaker in accordance with a speed of the vehicle.

公开(公告)号：US20200314540A1

公开(公告)日：2020-10-01

申请号：US16822590

申请日：2020-03-18

Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

Inventor： Fumiyasu KONNO ,  Ichiro OHNO ,  Shinnosuke NAGASAWA

IPC: H04R3/12 ,  H04R3/04 ,  H04R5/04 ,  H04R5/02 ,  B60R11/02

Abstract: A sound processing device includes: a sound source that outputs a common sound signal to a first speaker for a vehicle exterior and a second speaker for a vehicle interior that are mounted on the vehicle; a notification sound controller that outputs a signal corresponding to a notification sound for notifying an approach of the vehicle to the first speaker based on the sound signal output from the sound source; and an acceleration sound controller that outputs a signal corresponding to an acceleration sound of the vehicle to the second speaker based on the sound signal output from the sound source.