Abstract: An aerosol generating apparatus according to an embodiment may include a housing; a heater configured to heat an aerosol generating material inserted into the housing; an optical sensor configured to sense an optical signal reflected from a user's hand; and a processor configured to: obtain fingerprint information of a user from the optical signal sensed by the optical sensor, determine whether the user is authorized to use the aerosol generating apparatus based on the obtained fingerprint information, obtain heart rate information from the sensed optical signal based on the user being determined to be an authorized user, and control power supplied to the heater based on the heart rate information.

Abstract: An aerosol generating device according to one embodiment may include: a housing that forms an exterior of the aerosol generating device and includes an opening into which a cigarette is inserted; a heater that generates an aerosol by heating the cigarette; a battery that supplies power to the heater; a temperature sensor that senses a temperature of an internal component of the aerosol generating device; and a controller that prevents abnormal operation of the aerosol generating device based on the temperature of the internal component sensed by the temperature sensor.

Abstract: An aerosol generating device according to an aspect may include a display; and a processor configured to monitor states of a plurality of modules included in the aerosol generating device, determine an overall state of the aerosol generating device based on monitoring results, and control the display to output an visual information representing the overall state.

Abstract: An aerosol generating device may include a housing forming an exterior of the aerosol generating device; a heater configured to heat an aerosol generating article inserted through a first surface of the housing; a battery electrically connected to the heater; a weather information sensor exposed through a second surface of the housing and configured to measure weather information surrounding the housing; and a controller configured to adjust power supplied from the battery to the heater, wherein the controller is further configured to control an amount of the power supplied from the battery to the heater such that the heater is heated according to at least one from among a target temperature of a pre-heating section and a target temperature of a smoking section that is determined.

Abstract: An aerosol generating device includes: a heater configured to heat an aerosol generating material; a battery configured to supply power to the heater; a communication interface configured to communicate with an external device; and a processor configured to receive a result of user authorization from the external device through the communication interface and operate based on the result of the user authorization.

Abstract: According to some embodiments, an aerosol generating device may include a battery, a first control circuit configured to convert power received from the battery into a pulse width modulation (PWM) signal, a heater configured to heat an aerosol generating article based on the PWM signal received from the first control circuit, and a second control circuit configured to transmit an instruction for causing the first control circuit to generate the PWM signal, in response to a user input to the first control circuit. The first control circuit may determine abnormal operation of the second control circuit, and the second control circuit may determine abnormal operation of the aerosol generating device. Accordingly, the aerosol generating device may determine a more specific operation state and prevent abnormal operation of the heater.

Abstract: An aerosol generating device according to one embodiment may include: a housing that forms an exterior of the aerosol generating device and includes an opening into which a cigarette is inserted; a heater that generates an aerosol by heating the cigarette; a battery that supplies power to the heater; a temperature sensor that senses a temperature of an internal component of the aerosol generating device; and a controller that prevents abnormal operation of the aerosol generating device based on the temperature of the internal component sensed by the temperature sensor.

Abstract: According to one or more embodiments, an aerosol-generating device may be provided, the aerosol-generating device including: a cigarette insertion detection sensor detecting whether a cigarette is inserted into an accommodation space of the aerosol-generating device; a heater heating the cigarette inserted in the accommodation space; at least one temperature sensor measuring temperatures of at least two locations inside the aerosol-generating device; and a controller configured to determine whether the aerosol-generating device is in an overheated state based on temperatures measured by the temperature sensor when the cigarette inserted into the accommodation space is detected by the cigarette insertion detection sensor, and automatically perform a heating operation using the heater after waiting until the overheated state is finished when it is determined that the aerosol-generating device is in an overheated state.

Abstract: An aerosol-generating device includes a housing having an opening configured to receive an aerosol-generating article; an accommodating space configured to accommodate the aerosol-generating article inserted through the opening; a heat-dissipating structure comprising an inner wall forming the accommodating space, and an outer wall surrounding the inner wall such that an inner space is formed between the inner wall and the outer wall; and a coil arranged between the outer wall and the housing, and configured to generate an induced magnetic field, wherein the inner wall is configured to generate heat by the induced magnetic field generated from the coil.

Abstract: An aerosol generating device includes: an opening configured to receive a cigarette; an accommodation space configured to accommodate the cigarette inserted through the opening; a coil surrounding the accommodation space and configured to generate an induced magnetic field; a susceptor configured to generate heat due to the induced magnetic field generated from the coil; a heat dissipating structure surrounding the coil and having a double wall structure including a vacuum inner space; and a shielding portion configured to block the induced magnetic field generated from the coil and disposed between the coil and the heat dissipating structure.

Abstract: An error analysis device for an aerosol generating device includes: a communication interface configured to receive log data from the aerosol generating device; and a processor configured to determine at least one error that occurred in the aerosol generating device based on the log data that is received. The log data according to an embodiment may include logs corresponding to events that occurred in the aerosol generating device.

Abstract: Provided is a method of controlling a temperature of a heater of an aerosol generating device based on temperature and humidity. The method includes detecting an external temperature and an external humidity of the aerosol generating device; determining a temperature profile of the heater; outputting a plurality of adjustment values; determining an adjustment value from among the plurality of adjustment values based on a user input; fine-tuning the temperature profile based on the determined adjustment value; and controlling power supplied to the heater based on the fine-tuned temperature profile, wherein at least one of the temperature profile and the plurality of adjustment values is determined based on at least of the external temperature and the external humidity.

Abstract: An aerosol generating system includes a holder including: a heater configured to heat an aerosol generating article; a holder battery configured to supply electric power to the heater; and a holder processor configured to measure a remaining charge value of the holder battery; and a cradle detachably coupled to the holder and including: a cradle battery having a greater battery capacity than the holder battery; and a cradle processor configured to: identify whether the holder is coupled to the cradle, receive a remaining charge value of the holder battery from the holder processor based on the holder being coupled to the cradle, and control the cradle battery to supply electric power to the heater based on the received remaining charge value being greater than or equal to a preset reference value.

Abstract: An aerosol generating device and system determine whether an aerosol generating substance is separated from the aerosol generating device based on an amount of change in inductance while power is blocked from being supplied to a heater.

Abstract: An aerosol generating device includes: a heater configured to heat an aerosol generating substance; a battery configured to supply power to the heater; a thermoelectric element arranged adjacent to the heater, and configured to absorb heat from the heater and convert the absorbed heat into electric power; and a controller configured to charge the battery by using the converted power based on a heating time of the heater.

Abstract: An aerosol generating device includes a heating element of which inner surface have different portions having different structures such that the portions of the heating element may heat corresponding areas of an aerosol generating article which is inserted in the aerosol generating device at different temperatures, thereby providing a good quality of aerosol to the user.

Abstract: An aerosol generating article includes an aerosol generator including a first aerosol generating material which does not include nicotine; a tobacco filler arranged adjacent to an end of the aerosol generator and including a second aerosol generating material including nicotine; a cooler arranged adjacent to an end of the tobacco filler and configured to cool aerosol; and a mouth piece arranged adjacent to an end of the cooler.

Abstract: An aerosol generating system includes an aerosol generating article accommodated in an aerosol generating device to generate an aerosol when heated by the heater, wherein the aerosol generating article comprises: a base portion configured to generate the aerosol when heated; a medium portion arranged at a downstream end of the base portion; and a thermally conductive wrapper surrounding at least a portion of each of the base portion and the medium portion, and configured to transfer heat from the heater, and wherein the heater is arranged to surround the aerosol generating article such that a surface area of the base portion surrounded by the heater is larger than a surface area of the medium portion surrounded by the heater.

Abstract: An aerosol generating device includes: a holder configured to generate aerosols; and a cradle which displays, on the display, data obtained from the sensor and an indicator for activating a user interface, outputs through the user interface a plurality of pre-stored temperature profiles in response to a first user input of selecting the indicator, and in response to a second user input of selecting any one of the plurality of the pre-stored temperature profiles, transmits the selected temperature profile to the holder such that the holder controls a temperature profile used to heat an aerosol generating material based on the selected temperature profile.

Abstract: An aerosol generating device includes an accommodation portion configured to accommodate an aerosol generating article through an opening, a heater configured to heat the accommodation portion and move along a longitudinal direction of the accommodation portion; and a heater support that supports the heater and move the heater along the longitudinal direction of the accommodation portion, wherein the heater moves between a first position corresponding to a first point of the aerosol generating article and a second position corresponding to a second point of the aerosol generating article, and wherein the first position and the second position differ according to specifications of the aerosol generating article.