Kt&g Corporation

Samsung Electronics Co., Ltd.

Lg Innotek Co., Ltd.

University of Southern California

Line Plus Corporation

Yonsei University

Coupang, Corporation

Lg Electronics Inc.

Skhynix Inc.

Samsung Sds Co., Ltd.

Nhn Corporation

Chung Ang University Industry Academic Cooperation

Industry-University Cooperation Foundation Sogang University

Konkuk University Industrial Cooperation Corp

Nhn Entertainment Corporation

Seung Won Lee

Shi Hwa Lee

Dae Nam Han

Yong Hwan Kim

Sung Wook Yoon

Jae Don Lee

Young Sam Shin

Min Young Son

Sang Kyu Park

Chae Seok Im

Min Kyu Jeong

Jeong Joon Yoo

Jae Min Lee

Seok Su Jang

Jong Sub Lee

Dong Sung Kim

Jihun Im

Hyojin Lim

Jun Hyuk Park

Seok Yoon Jung

Dong Gyun Kim

Soung Ho Ju

Ki Hong Kim

Hwi Kyeong An

Byeong Hoon Lee

Sun Kwon Kim

Mikyung Kang

Hee Jin Ahn

Koo Min

Yong Sam Shin

Dong-In Kang

Min Cheol Park

Tae Hun Kim

Hun Il Lim

Young Min Park

Sung Han Kim

Hyung Jin Jung

Jung Park

Jae Hoon Jung

Shi-hwa Lee

Joo Hyung Kim

Soo Jin Park

Wang Seop Lim

Won Jong Lee

Hye Jin Kim

Jun Hee Lim

Joon Ki Paik

Jong Seong Kim

Cheolmin Park

Seung Jin Kim

Sang Bin Lee

Suk Jin Kim

Jung Ah Park

Woo Hyek Choi

Kyoung Jin Lee

Do Hyeong Kim

Jeong Hoon Kim

Soo Yong Park

Kyung Moon Ji

Jeong Sik Kim

Sung Rok Oh

In Seoung Chun

Kyung Hoon Min

Myoung Kyhun Choi

Young Je Kim

Cheol Min Park

Hye Ri Shin

Jae Soon Choi

Si Yeon Cho

Jeongok Park

Ji Hye Jang

Nam Yeal Lee

Dong Sub Kwak

Pil Sea Lee

Jie Zhou

Chunyan Li

Chae Seok Lim

Dong In Kang

In Hye Yoon

Mi Kyung Kang

Min Yung Son

Kun-Hyung Lee

Soyeon Baek

Jeong Ju Lee

Hyungjin Jung

An aerosol generating device, including an inductance channel, includes: a heater configured to generate an aerosol by heating a cigarette; a cigarette insertion space into which the cigarette is inserted; a first inductance channel; a second inductance channel; and a controller configured to generate a control signal by using information received from the first inductance channel and the second inductance channel, wherein the controller measures, when an amount of a change in frequency of current flowing through the first inductance channel exceeds a first reference value due to an object adjacent to the cigarette insertion space, an amount of a change in frequency of current flowing through the second inductance channel and controls, when the measured amount of the change in frequency of the current is less than a second reference value, a power supply to the heater to be started.

Aerosol generating device including multiple inductance channels

Provided is an aerosol generating apparatus including: a heater configured to heat an aerosol generating article inserted into an accommodation space of the aerosol generating apparatus; a sensing module including at least one of an inductive sensor configured to detect a change in an inductance of the accommodation space or a temperature sensor configured to detect a change in a temperature of the heater; and a processor configured to: detect, via the sensing module, whether the aerosol generating article that is inserted into the accommodation space is at least partially moved from the accommodation space; and based on detecting that the aerosol generating article is at least partially moved from the accommodation space, control a power supply to the heater, based on at least one of the change in the inductance or the change in the temperature acquired via the sensing module.

Aerosol generating apparatus for controlling power of heater and operation method thereof

An aerosol generating device may include: a heater; a wetting detection module configured to generate a wetting signal by being electrically shorted as the wetting detection module comes into contact with a liquid introduced from outside the aerosol generating device or a liquid leaked from inside the aerosol generating device; and a control circuit configured to determine whether the wetting signal indicating an electrical short has been received from the wetting detection module, and control the heater based on a determination that the wetting signal has been received.

Aerosol generating device and method of operation thereof

An aerosol generating device includes: a heater configured to heat an aerosol generating material to generate an aerosol; a battery configured to supply power to the heater; a controller configured to determine an operating state of the aerosol generating device divided into a heating state and a non-heating state; a first circuit unit configured to control operation of the heater; and a second circuit unit configured to control charging and discharging of the battery, wherein the controller communicates with the first circuit unit in the heating state, communicates with the second circuit unit in the non-heating state, and, on the basis of a result of the communication, determines whether or not an abnormality has occurred according to the operating state of the aerosol generating device, thus allowing a safety accident of the aerosol generating device to be prevented in advance.

Aerosol generating device and control method thereof

An aerosol-generating device according to an embodiment includes: a heater including a heating element for heating an aerosol-generating material; and a controller including a first port electrically connected to the heater, and configured to control operation of the heating element by controlling activation of the first port.

Aerosol generation device and operation method therefor

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.

Error analysis device for aerosol generating device and system for the same

An aerosol generating device includes a heater configured to heat a cigarette to generate an aerosol, an inductance channel, a capacitance channel, and a controller configured to generate a control signal using information received from the inductance channel and the capacitance channel. A cigarette insertion space that is configured to receive the cigarette is provided within the aerosol generating device, and the controller is configured to: measure an amount of change in capacitance in the capacitance channel based on an amount of change in frequency of current flowing through the inductance channel exceeding a first reference value, due to an object adjacent to the cigarette insertion space, and control a start of a supply of power to the heater based on the amount of change in the capacitance that is measured exceeding a second reference value.

Aerosol generating device

An aerosol generating device includes an accommodator for accommodating a cigarette through an opening formed at an end of the accommodator, a first susceptor located in the accommodator, a second susceptor disposed a predetermined distance away from the first susceptor, a coil that generates an alternating magnetic field for the first and second susceptors to generate heat, and a temperature sensor arranged proximate to the second susceptor to measure a temperature profile of the second susceptor. The temperature profile of the second susceptor corresponds to a temperature profile of the first susceptor, and a temperature of the first susceptor is determined based on the temperature profile of the second susceptor.

Aerosol generation apparatus

A heater assembly for heating an aerosol generating material includes an accommodation portion configured to accommodate the aerosol generating material; an induction coil coupled to an outer surface of the accommodation portion; a susceptor located in the accommodation portion and configured to generate heat by an alternating magnetic field generated by a current flowing through the induction coil; and a support element coupled to the susceptor such that the susceptor is spaced apart from an inner surface of the accommodation portion by the support element, wherein the induction coil includes a wire including a conductor, an insulator surrounding the conductor, and a bonding member surrounding the insulator.

Heater assembly and method of manufacturing the same

A method for fabricating a semiconductor device includes: forming a dielectric layer over a substrate; forming a hole-shaped partial via in the dielectric layer; forming a line-shaped trench that partially overlaps with the partial via and has a greater line width than a line width of the partial via in the dielectric layer; forming a hole-shaped via that has a smaller line width than the line width of the partial via and penetrates the dielectric layer on a lower surface of the partial via; and gap-filling the via, the partial via and the trench with a conductive material, wherein a lower surface of the trench is positioned at a higher level than the lower surface of the partial via.

Method for fabricating semiconductor device

According to some embodiments, an aerosol-generating device includes: an inductive sensor that detects a change in inductance; an induction coil configured to generate a time-varying magnetic field by a current; a susceptor configured to heat an aerosol-generating article inserted into an accommodation space of the aerosol-generating device according to the time-varying magnetic field; a controller configured to: determine whether the aerosol-generating article is inserted into the accommodation space based on the change in inductance detected by the inductive sensor, start heating the susceptor by applying the current to the induction coil based on determining that the aerosol-generating article is inserted into the accommodation space, measure a frequency response of a coupling circuit formed in response to the current being applied to the induction coil, and determine whether to continue to heat the susceptor based on the measured frequency response.

Aerosol-generating device for detecting insertion of aerosol-generating article and method of operating the same

An aerosol generating device includes 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.

Aerosol generating device having a plurality of sensors

An embodiment of the present invention includes a plurality of coils which have different numbers of windings and generate an alternating magnetic field when alternating current is applied; a susceptor for generating an aerosol by heating adjacent aerosol-generating substrates using heat generated through the alternating magnetic fields generated from the plurality of coils; and a controller for controlling a predetermined alternating current to be supplied to each of the plurality of coils, wherein the controller controls a first portion and a second portion of the susceptor to be heated differentially by alternating current supplied to the plurality of coils.

Aerosol generating apparatus using induction heating method and aerosol generating method using induction heating method

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.

Aerosol generating system including a cradle and a holder, and a cradle thereof

Provided is an aerosol generating device for heating a cigarette to generate aerosol, the aerosol generating device includes an inner wall configured to form an accommodating space for accommodating at least a portion of the cigarette; a coil provided outside the inner wall, surrounding at least a portion of the accommodating space, and configured to generate an induced magnetic field; a heating body provided in the accommodating space and comprising a ferromagnetic substance that generates heat by the induced magnetic field; and a supporting portion configured to support the heating body and integrally molded with the heating body, wherein the inner wall supports the supporting portion and is integrally molded with the supporting portion.

Aerosol generating device with inductive coil surrounding an inner wall with a body heated by the coil and system using the same and method of manufacturing thereof

Growing community of inventors

Hwaseong-si, South Korea

Seung Won Lee