Huawei published a patent related to ultrasonic cleaning of car windows

Huawei has published a patent related to “window cleaning method, window cleaning device, and vehicle”, with the publication number CN112739583B.

As per the detail, this is an intelligent vehicle and a window cleaning device, and a window cleaning method applied in the intelligent vehicle can be applied to the field of intelligent driving. The vehicle includes a window, a detection device, and a plurality of ultrasonic transducers

The ultrasonic transducer is to convert the input electrical power into mechanical power (ie, ultrasonic waves) and then transmit it out, while consuming a small part of the power itself.

The patent claims that the vehicle window is detected by a detection device to obtain detection information, and when it is determined that there is debris on the glass according to the detection information, the plurality of ultrasonic transducers are controlled to work to detect all The glass is cleaned. By using a plurality of ultrasonic transducers to replace the wiper in the prior art to clean the glass, power consumption can be reduced and cleanliness can be improved.