公开(公告)号：US20220273042A1

公开(公告)日：2022-09-01

申请号：US17624683

申请日：2020-12-22

Applicant: KT&G CORPORATION

Inventor： Won Kyeong LEE ,  Min Kyu KIM ,  Jong Sub LEE ,  Byung Sung CHO

IPC: A24F40/51 ,  A24F40/57

Abstract: An aerosol generating device including: a heater configured to heat an aerosol-generating material; a battery configured to supply power to the heater; an airflow detecting sensor configured to detect a change in airflow inside the aerosol generating device; a pressure sensor configured to detect a pressure change outside the aerosol generating device; and a controller, wherein the controller may determine whether a puff has occurred based on a first sensing value received from the air flow detection sensor and a second sensing value received from the pressure sensor.

公开(公告)号：US20250113873A1

公开(公告)日：2025-04-10

申请号：US18572418

申请日：2023-10-06

Applicant: KT & G CORPORATION

Inventor： Won Kyeong LEE ,  Min Kyu KIM ,  Paul Joon SUNWOO

IPC: A24F40/65 ,  A24F40/50 ,  A24F40/60 ,  G06F21/31 ,  G06Q20/32 ,  G08B7/06

Abstract: The present disclosure provides an aerosol generating device used for payment of tobacco articles for aerosol generating devices, and a payment system using the same. An aerosol generating device according to an embodiment includes a heater, a battery configured to supply power to the heater, a communication unit configured to communicate with a seller terminal, and a controller configured to receive payment target tobacco article information from the communication unit, determine whether a payment target tobacco article is genuine based on the payment target tobacco article information, and transmit payment information to the seller terminal through the communication unit based on the payment target tobacco article being determined to be genuine.

公开(公告)号：US20240292902A1

公开(公告)日：2024-09-05

申请号：US17928259

申请日：2022-07-22

Applicant: KT & G CORPORATION

Inventor： Won Kyeong LEE ,  Jong Sub LEE ,  Byung Sung CHO

IPC: A24F40/50 ,  A24F40/05 ,  H01M10/42 ,  H02J7/00 ,  H02M3/158

CPC classification number: A24F40/50 ,  A24F40/05 ,  H01M10/425 ,  H02J7/0063 ,  H02M3/158 ,  H01M2220/30

Abstract: According to an embodiment, an aerosol generating device may include a battery configured to supply a battery voltage, a first boost circuit configured to boost the battery voltage to a first boost voltage higher than the battery voltage, a second boost circuit configured to generate first and second switching voltages respectively based on first and second PWM signals, and boost the first boost voltage to a second boost voltage according to the generated first and second switching voltages, a vibrator configured to generate ultrasonic vibration according to the second boost voltage, and atomize an aerosol generating material, and a processor configured to control the battery, the first boost circuit, and the second boost circuit.

公开(公告)号：US20240261571A1

公开(公告)日：2024-08-08

申请号：US18567879

申请日：2023-05-26

Applicant: KT&G CORPORATION

Inventor： Won Kyeong LEE ,  Min Kyu KIM ,  Paul Joon SUNWOO

IPC: A61N1/36 ,  A61N1/02

CPC classification number: A61N1/36025 ,  A61N1/025 ,  A61N1/3603

Abstract: A brain stimulation device includes a housing having at least one area attached to a body of a user, and including an accommodation space having an article accommodated therein, a battery arranged inside the housing, an output unit configured to apply a current to the body of the user on the basis of power supplied from the battery, and a processor electrically connected to the battery and the output unit, wherein the processor is configured to detect a type of the article accommodated in the accommodation space, and on the basis of the detected type of the article, apply a current to the body of the user via the output unit so that brain stimulation is applied to the user.

公开(公告)号：US20240237719A1

公开(公告)日：2024-07-18

申请号：US17928153

申请日：2022-08-01

Applicant: KT&G CORPORATION

Inventor： Won Kyeong LEE ,  Jong Sub LEE ,  Byung Sung CHO

IPC: A24F40/42 ,  A24F40/10 ,  B06B1/06

CPC classification number: A24F40/42 ,  A24F40/10 ,  B06B1/0644

Abstract: An aerosol generating device includes a storage configured to store an aerosol generating material, a liquid delivery element configured to absorb the aerosol generating material stored in the storage, and an atomizer configured to atomize the aerosol generating material absorbed by the liquid delivery element into an aerosol by generating ultrasonic vibrations, wherein the atomizer includes an oscillator, and the oscillator has a capacitance value of 0.6 nF to 1.1 nF.

公开(公告)号：US20240237716A1

公开(公告)日：2024-07-18

申请号：US17928246

申请日：2022-08-08

Applicant: KT&G CORPORATION

Inventor： Won Kyeong LEE ,  Jong Sub LEE ,  Byung Sung CHO

IPC: A24F40/40 ,  A24F40/10 ,  A24F40/51 ,  A24F40/95

CPC classification number: A24F40/40 ,  A24F40/10 ,  A24F40/51 ,  A24F40/95

Abstract: A body for an aerosol generating device includes: a housing assembly including an accommodation space for receiving at least a portion of a cartridge; a battery for supplying power to the cartridge received in the accommodation space; a first printed circuit board located inside the housing assembly; and a bracket located inside the housing assembly and supporting the first printed circuit board and the battery.

公开(公告)号：US20240225103A1

公开(公告)日：2024-07-11

申请号：US18000114

申请日：2022-08-11

Applicant: KT&G CORPORATION

Inventor： Won Kyeong LEE ,  Jong Sub LEE ,  Byung Sung CHO

IPC: A24F40/42 ,  A24F7/00 ,  A24F40/05 ,  A24F40/10 ,  A24F40/44 ,  A24F40/46 ,  A24F40/485 ,  A24F40/51

CPC classification number: A24F40/42 ,  A24F7/00 ,  A24F40/05 ,  A24F40/10 ,  A24F40/44 ,  A24F40/46 ,  A24F40/485 ,  A24F40/51

Abstract: An aerosol generating device includes: a cartridge including a storage for storing the aerosol generating material and a first airflow passage through which airflow moves along a path surrounding the storage; and a main body including a coupling portion to which the cartridge is detachably coupled, wherein a gap is formed between the main body and the cartridge such that external air flows into the aerosol generating device through the gap.

公开(公告)号：US20240206533A1

公开(公告)日：2024-06-27

申请号：US17794100

申请日：2022-01-18

Applicant: KT&G CORPORATION

Inventor： Won Kyeong LEE ,  Heon Jun JEONG ,  Jae Sung CHOI

IPC: A24F40/05 ,  A24F40/10 ,  A24F40/42 ,  B06B1/06

CPC classification number: A24F40/05 ,  A24F40/10 ,  A24F40/42 ,  B06B1/0651 ,  B06B2201/77

Abstract: A vibrator structure of an aerosol generating device is provided. The vibrator structure includes a vibrator configured to vibrate according to an electrical energy applied to the vibrator, the vibrator including a first surface and a second surface opposite to the first surface; a first electrode arranged on at least one region of the first surface; a second electrode arranged on at least one region of the second surface; and a metal body accommodating the vibrator and being in contact with at least one region of the first electrode, wherein the electrical energy applied from an external power source is transferred to the first electrode through the metal body.

公开(公告)号：US20240188626A1

公开(公告)日：2024-06-13

申请号：US17794512

申请日：2022-04-18

Applicant: KT&G CORPORATION

Inventor： Won Kyeong LEE ,  Heon Jun JEONG ,  Jae Sung CHOI

IPC: A24D1/20 ,  A24D1/22 ,  A24F40/20 ,  A24F40/465

CPC classification number: A24D1/20 ,  A24D1/22 ,  A24F40/20 ,  A24F40/465

Abstract: An aerosol generating article includes a heat source portion including a combustible heat source for generating heat; a heat conduction portion connected to the heat source portion and including an inlet hole through which external air is introduced; a tobacco medium connected to the heat conduction portion and heated by the heat of the heat source transferred through the heat conduction portion, to include an aerosol generating material for generating an aerosol; and a first heat conductor disposed in the tobacco medium and including a heat-conducting material for transferring heat generated by the heat source portion to the tobacco medium.

公开(公告)号：US20240180241A1

公开(公告)日：2024-06-06

申请号：US17796105

申请日：2022-01-19

Applicant: KT&G CORPORATION

Inventor： Won Kyeong LEE ,  Jae Sung CHOI ,  Heon Jun JEONG

IPC: A24F40/05 ,  A24F40/10 ,  A24F40/42 ,  A24F40/485 ,  A24F40/57 ,  A24F40/60

CPC classification number: A24F40/05 ,  A24F40/10 ,  A24F40/57 ,  A24F40/42 ,  A24F40/485 ,  A24F40/60

Abstract: Disclosed is an aerosol generating apparatus including a liquid storage configured to accommodate an aerosol generating material; a vibrator configured to generate ultrasonic vibration to atomize the aerosol generating material into an aerosol; and a processor configured to, based on a correlation between frequencies within a predetermined range including a resonant frequency of the vibrator and impedances of the vibrator changed by application of the frequencies within the predetermined range, determine an operating frequency for controlling the vibrator to a second temperature higher than a first temperature reached by application of a voltage of the resonant frequency and control the vibrator to the second temperature by applying a voltage of the operating frequency to the vibrator.