Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a cartridge, which includes an inner wall defining an insertion space into which a stick is inserted and a chamber formed between the inner wall and an outer wall to store an aerosol-generating substance, a wick, which is disposed adjacent to one end of the insertion space, which is elongated so as to be connected to the chamber, and which has formed therein a hollow portion, a heater, which is configured to heat the wick, and a probe member, which is elongated such that at least a portion thereof is disposed in the insertion space. When the stick is inserted into the insertion space, the at least the portion of the probe member is inserted into the stick.

Abstract: Provided is a device including: a battery configured to supply power; a heater configured to heat an aerosol generating material by receiving power from the battery; a sensor; at least one output unit; and a controller, wherein the controller detects a user's puff by using the sensor and controls at least one output unit based on puff characteristic data based on a result of the detection.

Abstract: Disclosed is an aerosol generating device including a real-time clock (RTC) configured to output time information measured from a reference time; a non-volatile memory; and a processor configured to: store the time information in the non-volatile memory when a preset operation is performed, when the RTC is initialized, restore the time information by correcting the reference time based on an initial reference time and an accumulated elapsed time from the initial reference time, and when the preset operation is performed again, store updated time information reflecting an elapsed time from the corrected reference time in the non-volatile memory.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device includes an elongated container comprising an inner wall and an outer wall, wherein the inner wall defines an insert space configured to accommodate insertion of an aerosol-generating member, and wherein a chamber configured to store liquid is defined between the inner wall and the outer wall; a wick disposed at an end of the insert space; a heater configured to heat the wick; a passage formed between the insert space and the wick; and a sensor disposed adjacent to the insert space and configured to obtain color information about the aerosol-generating member inserted in the insert space.

Abstract: Provided herein is an ultrasonic-based aerosol generation device. The aerosol generation device according to some embodiments of the present disclosure includes a liquid reservoir configured to store an aerosol-forming substrate in a liquid state, a wick configured to absorb the stored aerosol-forming substrate, an ultrasonic vibrator configured to vaporize the absorbed aerosol-forming substrate through ultrasonic waves to generate an aerosol, and a controller configured to control the ultrasonic vibrator. Here, at least a portion of the wick and at least a portion of the ultrasonic vibrator may be implemented to have a flat shape and may be disposed to come in close contact with each other. In this way, a vaporization area may be maximized, and vapor production may be significantly enhanced.

Abstract: Disclosed is an aerosol-generating device which includes a power converter for supplying an alternating power to an induction coil, and controls switching elements in the power converter to change an operation mode of a power converter based on a temperature profile such that the power converter operates in a full bridge mode in a preheating section and operates in a half bridge mode in a smoking section.

Abstract: In an aerosol generating apparatus and a method of providing a smoking restriction function in the aerosol generating apparatus, a smoking initiation request is received from a user, and supply of power to a heater is controlled according to whether the smoking initiation request satisfies a smoking restriction condition.

Abstract: The aerosol generating device includes a storage tank configured to store an aerosol-generating material; a wick configured to absorb the aerosol-generating material stored in the storage tank; a vibrator configured to atomize the aerosol-generating material absorbed in the wick into an aerosol by generating ultrasonic vibrations; a discharge passage configured to discharge the aerosol to an outside of the aerosol generating device; and a structure located at one end of the discharge passage and configured to press the wick toward the vibrator such that contact between the wick and the vibrator is maintained.

Abstract: An aerosol generating device includes a storage tank configured to store an aerosol generating material; a compressed air generator configured to generate compressed air; and a nozzle including an inlet end through which compressed air flows in and an outlet end through which the compressed air flows out, wherein the aerosol generating material stored in the storage tank is atomized into an aerosol by colliding with the compressed air discharged from the outlet end of the nozzle.

Abstract: A tobacco rod, an aerosol-generating article including the same, and an aerosol generation device used with the aerosol-generating article are provided. The tobacco rod according to some embodiments of the present disclosure may include a first filter segment, a second filter segment, and a cavity segment which is formed by the first filter segment and the second filter segment and filled with a tobacco material. Here, at least one of the first filter segment and the second filter segment may include a paper material that is grease-resistant or water-resistant. Accordingly, a problem that vapor production is decreased due to moisture absorption from components of smoke can be addressed, and a heat-resistant tobacco rod can be manufactured.

Abstract: According to some embodiments, there may be provided an aerosol-generating article including a tobacco medium section prepared from a mixture including tobacco powder and thermally conductive powder. The mixture may include, based on dry weight, less than 20 wt % of the thermally conductive powder.

Abstract: An aerosol generation device providing a customized smoking experience and an aerosol-generating article applied thereto are provided. The aerosol generation device according to some embodiments of the present disclosure may include a housing which forms an accommodation space for accommodating an aerosol-generating article, and a heater part configured to heat the aerosol-generating article accommodated in the accommodation space to generate an aerosol. Here, the aerosol-generating article may include an aerosol-forming substrate part and an additive accommodation part in which an additive is accommodated, and the heater part may include a user control-type heater configured to heat the additive accommodation part. The user control-type heater may heat the additive accommodation part on the basis of a user input to provide a customized smoking experience according to a user's preferences.

Abstract: An aerosol generation device having a differentiated heating function and an aerosol-generating article applied thereto are provided. The aerosol generation device according to some embodiments of the present disclosure may include a housing configured to form an accommodation space for accommodating an aerosol-generating article and a heater part configured to heat the aerosol-generating article accommodated in the accommodation space to generate an aerosol. Here, the heater part may include a first heating part configured to heat a first part of the aerosol-generating article and a second heating part configured to heat a second part of the aerosol-generating article. At least one opening may be formed in the second heating part to heat the first part and the second part of the aerosol-generating article in a differentiated manner.

Abstract: Provided is a heater assembly for aerosol generating devices, the heater assembly including a thermally conductive element that has a cylindrical shape and includes an accommodation space for accommodating a cigarette, a flexible heater that surrounds at least a portion of an outer surface of the thermally conductive element, and an adhesion member that surrounds the flexible heater such that the flexible heater closely adheres to the thermally conductive element.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device includes comprising an inner wall and an outer wall, wherein the inner wall defines an insert space configured to accommodate insertion of an aerosol-generating member, and wherein a chamber configured to store liquid is defined between the inner wall and the outer wall; a wick disposed at an end of the insert space; a heater configured to heat the wick; a passage formed between the insert space and the wick; and an infrared sensor disposed adjacent to the insert space.

Abstract: 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.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a body having formed therein a first insertion space; a heater configured to heat the first insertion space; a sensing circuit connected to the heater; and a sensor configured to detect a change in a magnetic field of the sensing circuit, wherein the sensing circuit comprises a first part, a second part, and a third part which are each electrically conductive, wherein the first part and the second part are elongated with the third part extending between the first part and the second part to electrically connect the first part and the second part to each other, and wherein the sensor is disposed between the first part and the second part.

Abstract: An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a cartridge, which includes a chamber configure to store a liquid, a wick for receiving the liquid from the chamber, and a heater for heating the wick, a case, to which the cartridge is detachably coupled and which has an insertion space formed to accommodate insertion of a stick therein, a first circuit including the heater, and a second circuit for sensing the temperature of the heater. The second circuit includes a first resistor, which is disposed to be in contact with or adjacent to the heater to receive heat from the heater, wherein a resistance value of the first resistor is variable based on changes in the temperature thereof, a second resistor connected to the first resistor, and a sensor for acquiring the value of current applied to the second resistor.

Abstract: An aerosol-generating device is disclosed. the aerosol-generating device comprising: a container, which extends vertically and has a chamber defined between an outer wall and an inner wall thereof for storing a liquid, the inner wall having a inserting space into which a stick is inserted; a wick disposed below the inserting space and connected to the chamber to absorb the liquid; and a heater disposed near the wick, wherein a passage is formed between the inserting space and the wick, wherein the passage has: a first passage positioned adjacent to the wick; a second passage positioned adjacent to the inserting space to be connected to the inserting space; and a third passage positioned between the first passage and the second passage to connect the first passage to the second passage, the third passage having a width that is less than a width of the first passage and less than a width of the second passage.