Kt&g Corporation

Wonkyeong Lee

Jae Sung Choi

Heon Jun Jeong

Min Kyu Kim

Dong Sung Kim

Soung Ho Ju

Paul Joon Sunwoo

According to an embodiment, an aerosol generating device includes a reservoir storing an aerosol generating material, a vibrator generating ultrasonic vibration to atomize the aerosol generating material into an aerosol, a drive circuit applying an alternating current (AC) voltage to the vibrator, a feedback circuit outputting a voltage proportional to a current supplied to the drive circuit, and a processor controlling a pulse width modulation (PWM) signal applied to the drive circuit, such that a value corresponding to the voltage is in a preset range defined by a first upper limit and a first lower limit.

Aerosol generating device including vibrator and method of operating the same

A wearable device includes a housing, a biometric information obtainer that is provided on one surface of the housing and obtains biometric information of a user, a functional material cartridge that is accommodated in the housing and stores a functional material, a mouthpiece connected to the functional material cartridge and configured to discharge the functional material, and a controller that provides a recommendation on inhalation of a functional material based on the biometric information obtained by the biometric information obtainer.

Wearable device

A heater assembly for an aerosol generating device includes a heating portion that heats an aerosol generating article by using electrical power applied thereto, and an expansion portion that is separated from the heating portion, and receives heat from the heating portion and heats the aerosol generating article.

Growing community of inventors

Gyeonggi-do, South Korea

Wonkyeong Lee