Patent ID: 11937641
Assignee: KT&G CORPORATION
Field: Other consumer goods (Other fields)
Classification: CPC A  H | IPC A

Claim 9:
10. An aerosol generating device comprising:
a heater assembly configured to heat a cigarette accommodated in;
an accommodation space of the aerosol generating device, the heater assembly comprising:
a heating element that extends in a longitudinal direction of the cigarette and includes a ferromagnetic substance that generates heat by an external magnetic field, and
a temperature sensor that measures a temperature of the heating element;

a coil that applies an alternating magnetic field to the heating element;
a power supply unit that supplies power to the coil; and
a controller that controls the power supplied to the coil,
wherein the heater assembly is disposed at an inner end portion of the accommodation space, and
wherein the controller controls an amplitude of an alternating current applied to the coil by amplifying a direct current supplied from a battery.