METHOD AND DEVICE FOR SWITCHING MODES Russian patent published in 2017 - IPC H02J13/00 A61B5/02 

FIELD: electricity.

SUBSTANCE: according to the mode switching method used in a household appliance containing at least one fan and air conditioner and/or a humidifier and/or air purifier, it is determined whether the user is in a sleep state, if the user is in a sleeping state, switch the current mode of operation of the household appliance in silent mode. When operating in silent mode: determining the stage of the user's sleep according to the physiological data collected by the wearable device, and regulate the fan rotation speed in the household electrical appliance, depending on the stage of the user's sleep. Moreover, the regulation of the fan speed in the household appliance, depending on the stage of the user's sleep, includes adjusting the fan speed depending on the stage of the user's sleep and air quality so that the fan speed increases with deteriorating air quality and decreases when moving from the shallow sleep state to the state of deep sleep.

EFFECT: providing automatic switching of the current operating mode to silent mode.

14 cl, 14 dwg