07-03-2017 дата публикации
Номер: KR1020170024363A
Принадлежит:
The present invention relates to a refrigerator, more specifically, to a refrigerator including a door which becomes variably transparent and enables a user to look at the inside. According to an embodiment of the present invention, the refrigerator comprises: a cabinet having a storage chamber arranged therein; a lighting device which illuminates the inside of the storage chamber; the door having a panel assembly which is arranged to be able to rotate on the cabinet, opens and closes the storage chamber, has an opening, and has a front side panel located on a front side; a knock sensor module including a microphone module, which senses sound wave generated by knock vibration applied to the door, and a module MiCOM which determines whether the sensed sound wave is a certain type of knock; and a control unit which is arranged to be separated from the module MiCOM, receives a knock-on signal through the module MiCOM, and operates the lighting device to enable the user to look at the storage ...
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