Title:
CANCELLATION OF NOISE OF A WIPER SYSTEM IN A VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/175535
Kind Code:
A1
Abstract:
The invention concerns a method of cancelling noise produced in a cabin of a vehicle by a wiper system. The method is implemented by a noise cancellation device, and comprises receiving (401) feedforward data related to wiper noise. Such feedforward data can be issued from sensors collocated with elements of the wiper system, or from an ECU controlling motor operation of the wiper system. It further comprises generating (403) a noise cancellation control signal based on the feedforward data and based on a model of propagation of the wiper noise in the cabin and transmitting (404) the noise cancellation control signal to a speaker system of the vehicle.
Inventors:
DEBSKI JACEK (DE)
Application Number:
PCT/EP2022/054284
Publication Date:
August 25, 2022
Filing Date:
February 21, 2022
Export Citation:
Assignee:
VALEO SYSTEMES DESSUYAGE (FR)
International Classes:
G10K11/178
Foreign References:
| US10235987B1 | 2019-03-19 | |||
| FR2906397A1 | 2008-03-28 | |||
| US20140112496A1 | 2014-04-24 | |||
| US20200357378A1 | 2020-11-12 | |||
| US10235987B1 | 2019-03-19 |
Attorney, Agent or Firm:
VALEO VISIBILITY (FR)
Download PDF: