US Patent 11291250 Aerosol generating device and method for controlling same

An aerosol generating device includes: a case into which a cigarette is to be inserted; a cap detachably coupled to a top portion of the case; a cover configured to slide on a top surface of the cap so as to open or close a cigarette insertion hole; a first sensor configured to sense whether the cigarette insertion hole is open or closed; and a controller configured to determine whether the cigarette insertion hole is open or closed based on a signal sensed by the first sensor and set an operational mode of the aerosol generating device as an ON mode or an OFF mode based on a result of the determining.