公开(公告)号：US20250098778A1

公开(公告)日：2025-03-27

申请号：US18832646

申请日：2023-01-10

Applicant: SHENZHEN FIRST UNION TECHNOLOGY CO., LTD.

Inventor： Xinjun LI ,  Zhongli XU ,  Yonghai LI

IPC: A24F40/50 ,  A24F40/05 ,  A24F40/10 ,  B05B17/06

Abstract: An ultrasonic atomizer and a working state determining method are provided. The ultrasonic atomizer includes a liquid storage cavity, an ultrasonic atomization sheet, a controller, a control circuit, and a power supply. The control circuit includes: a first switch branch, being turned on or turned off in response to a first pulse signal outputted by the controller; a first boost branch. boosting an output voltage of the power supply in response to the turning-on or the turning-off of the first switch branch, to output a first drive signal for driving the ultrasonic atomization sheet; and an energy storage branch, storing energy in response to the first drive signal, and outputting a first detection voltage to the controller, to enable the controller to determine a current working state of the ultrasonic atomizer based on the first detection voltage.

公开(公告)号：US20240023621A1

公开(公告)日：2024-01-25

申请号：US18255107

申请日：2021-12-08

Applicant: SHENZHEN FIRST UNION TECHNOLOGY CO., LTD.

Inventor： Xinjun LI ,  Peixia YU ,  Zhongli XU ,  Yonghai LI

IPC: A24F40/465 ,  A24F40/53 ,  H05B6/10 ,  H05B6/36

CPC classification number: A24F40/465 ,  A24F40/53 ,  H05B6/108 ,  H05B6/365

Abstract: Provided is vapor generation device and a control method thereof, the vapor generation device including a susceptor, configured to be penetrated by a changing magnetic field to generate heat to heat a vapor generation product; an oscillator, including an inductance coil and a capacitor and configured to guide a changing current to flow through the inductance coil to drive the inductance coil to generate the changing magnetic field; a peak detection unit, configured to detect a peak voltage of the oscillator; and a controller, configured to control the oscillator to guide a current based on the peak voltage. The vapor generation device detects a peak voltage of the oscillator during oscillation and controls the oscillation of the oscillator according to the peak voltage.

公开(公告)号：US20240016220A1

公开(公告)日：2024-01-18

申请号：US18256214

申请日：2021-12-08

Applicant: SHENZHEN FIRST UNION TECHNOLOGY CO., LTD.

Inventor： Xinjun LI ,  Ruilong HU ,  Zhongli XU ,  Yonghai LI

IPC: A24F40/465 ,  H02J50/10 ,  A24F40/20 ,  A24F40/53 ,  H05B6/10

CPC classification number: A24F40/465 ,  H02J50/10 ,  A24F40/20 ,  A24F40/53 ,  H05B6/105

Abstract: An aerosol generation device includes: a chamber to receive an aerosol generation product; a cell, including a first electrode and a second electrode; a first switch tube and a second switch tube; an LCC oscillator, including an inductance coil, a first capacitor, and a second capacitor; a first end of the inductance coil is connected to the second end of the first capacitor, and a second end of the inductance coil is connected to the first electrode through the first switch tube and is connected to the second electrode through the second switch tube; and the first switch tube and the second switch tube are turned on and turned off alternately, to guide an alternating current to flow through the inductance coil to generate a variable magnetic field; and a susceptor, configured to be penetrated by the variable magnetic field to generate heat, to heat the aerosol generation product.

公开(公告)号：US20250098741A1

公开(公告)日：2025-03-27

申请号：US18832588

申请日：2023-01-10

Applicant: SHENZHEN FIRST UNION TECHNOLOGY CO., LTD.

Inventor： Xinjun LI ,  Zhongli XU ,  Yonghai LI

IPC: A24F40/05 ,  A24F40/10 ,  A24F40/42 ,  A24F40/50 ,  A61M11/00 ,  H03K17/082

Abstract: An ultrasonic atomizer is provided. The ultrasonic atomizer includes a liquid storage cavity for storing a liquid substrate an ultrasonic atomization sheet for generating oscillation to atomize the liquid substrate. The ultrasonic atomizer further includes a controller, a control circuit, and a power supply. The control circuit includes a power supply branch, a switching branch, a resonance branch, and an impedance branch. The resonance branch is used for resonating in response to on or off of the switching branch, to output a driving voltage based on a pulse voltage. The impedance branch is used for enabling impedance of a combination of the impedance branch and the ultrasonic atomization sheet to match impedance of a combination of the power supply branch, the switching branch, and the resonance branch.

公开(公告)号：US20240099376A1

公开(公告)日：2024-03-28

申请号：US18256213

申请日：2021-12-08

Applicant: SHENZHEN FIRST UNION TECHNOLOGY CO., LTD.

Inventor： Xinjun LI ,  Zhongli XU ,  Yonghai LI

IPC: A24F40/465 ,  A24F40/20 ,  A24F40/50

CPC classification number: A24F40/465 ,  A24F40/20 ,  A24F40/50

Abstract: An embodiment of this application provides an aerosol generation device, configured to heat an aerosol generation product to generate aerosols for inhalation. The device includes: a susceptor, configured to be penetrated by a variable magnetic field to generate heat, to heat the aerosol generation product; a series LC oscillator or a series LCC oscillator including an inductance coil, configured to guide a variable alternating current to flow through the inductance coil to drive the inductance coil to generate the variable magnetic field; and a circuit, configured to determine an oscillation frequency of the series LC oscillator or the series LCC oscillator according to a change rate of an oscillation voltage of the series LC oscillator or the series LCC oscillator. According to the foregoing aerosol generation device, the oscillation frequency is determined according to the change rate of the oscillation voltage.