Patent ID: 11865592
Assignee: MURATA MANUFACTURING CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC B  G  H | IPC B  G  H

Claim 18:
19. A cleaning method of cleaning a surface of a translucent body with a cleaning device, the cleaning device including a translucent body in a field of view of an imaging device, a vibrator to vibrate the translucent body, a driver to drive the vibrator, and a warmer that to warm the translucent body, the cleaning method comprising:
determining whether foreign matter is adhered to the surface of the translucent body;
controlling the driver such that vibration of the translucent body has a vibration acceleration of about 1.5×105 m/s2 when it is determined that the foreign matter is adhered to the surface of the translucent body;
warming the translucent body with the warmer when it is determined that the foreign matter is adhered to the surface of the translucent body when the driver is controlled such that vibration of the translucent body has a prescribed vibration acceleration; and
controlling, after the translucent body is warmed, the driver such that vibration of the translucent body has a resonant frequency.