Provided is an aerosol generating apparatus including: a heater configured to generate aerosol by heating a cigarette, the heater including a first electrically conductive heating element formed along a first path on an electrically insulating substrate, a second electrically conductive heating element formed along a second path on the electrically insulating substrate, and a temperature sensor track formed along a third path in a region between the first path and the second path; a battery configured to supply power to the heater; and a controller configured to control the power supplied from the battery to the heater and monitor a temperature sensed using the temperature sensor track.

Features relating to vaporizer devices configured to allow for user control of a vaporizer session are provided. Session size selection and temperature selection options allow for a user to select a desired session size and a desired temperature for the vaporizer session. A session control user interface is provided on a user device to allow for user selections and to provide for user viewing of a status of the vaporizer session.

Features relating to vaporizer devices configured to allow for user control of a vaporizer session are provided. Session size selection and temperature selection options allow for a user to select a desired session size and a desired temperature for the vaporizer session. A session control user interface is provided on a user device to allow for user selections and to provide for user viewing of a status of the vaporizer session.

An electronic cigarette and a control method thereof are provided. The electronic cigarette includes a power supply device, a control device, a tobacco heating device and an e-liquid atomizing device. The power supply device is configured to provide electric power to the control device, the tobacco heating device and the e-liquid atomizing device. The tobacco heating device and the e-liquid atomizing device have a common smoke outlet. The control device is electrically connected to each of the tobacco heating device and the e-liquid atomizing device. The control device is configured to control the tobacco in the tobacco heating device to be heated when receiving an instruction for heating the tobacco and control the e-liquid in the e-liquid atomizing device to be atomized when a condition for atomizing the e-liquid is satisfied.

An electronic cigarette and a control method thereof are provided. The electronic cigarette includes a power supply device, a control device, a tobacco heating device and an e-liquid atomizing device. The power supply device is configured to provide electric power to the control device, the tobacco heating device and the e-liquid atomizing device. The tobacco heating device and the e-liquid atomizing device have a common smoke outlet. The control device is electrically connected to each of the tobacco heating device and the e-liquid atomizing device. The control device is configured to control the tobacco in the tobacco heating device to be heated when receiving an instruction for heating the tobacco and control the e-liquid in the e-liquid atomizing device to be atomized when a condition for atomizing the e-liquid is satisfied.

An aerosol delivery device is provided that includes sensor(s) to produce measurements of properties during use of the device, and processing circuitry to record data for a plurality of uses of the device, for each use of which the data includes the measurements of the properties. The processing circuitry is configured to build a machine learning model to predict a target variable, using a machine learning algorithm, at least one feature selected from the properties, and a training set produced from the measurements of the properties. The processing circuitry is configured to then deploy the machine learning model to predict the target variable, and control at least one functional element of the device based thereon. The device may also include a digital camera to capture an image of a face of an attempted user to enable facial recognition to alter a locked state of the device.

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.

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.

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.

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.