A flavor generating segment includes a first flavor generating member and a second flavor generating member, wherein: at least either of the first and the second flavor generating members includes a plurality of stacked flavor generating sheets and has, between at least a pair of the neighboring flavor generating sheets, a non-contact part in which the flavor generating sheets do not come into contact with each other; and principal surfaces of the flavor generating sheets face the other flavor generating member, as well as a flavor generating article and a flavor inhalation system equipped therewith. The flavor generating segment gives a good smoking flavor.

An aerosol-generating system may include a cartridge, a heater section, and an aerosol-generating device. The cartridge may include a cartridge housing, a solid aerosol-forming substrate positioned within the cartridge housing, and a liquid aerosol-forming substrate positioned within the cartridge housing. The heater section is separate from the cartridge and includes an electric heater. The aerosol-generating device may include a device housing configured to receive the cartridge and a power supply for supplying electrical power to the electric heater. The power supply may be positioned within the device housing.

An aerosol-generating system may include a cartridge, a heater section, and an aerosol-generating device. The cartridge may include a cartridge housing, a solid aerosol-forming substrate positioned within the cartridge housing, and a liquid aerosol-forming substrate positioned within the cartridge housing. The heater section is separate from the cartridge and includes an electric heater. The aerosol-generating device may include a device housing configured to receive the cartridge and a power supply for supplying electrical power to the electric heater. The power supply may be positioned within the device housing.

An inhaler device including an atomizer configured to consume a first accumulated capacity and a second accumulated capacity to generate aerosol, and a light emitting diode (LED) configured to output a notification to an inhaler of the aerosol. The inhaler device further including circuitry configured to cause the LED to function in a first mode when the first accumulated capacity, detected or estimated, is smaller than a first threshold and the second accumulated capacity, detected or estimated, is equal to or larger than a second threshold, and cause the LED to function in a second mode different from the first mode when the first accumulated capacity is smaller than the first threshold and the second accumulated capacity is smaller than the second threshold.

An inhaler device including an atomizer configured to consume a first accumulated capacity and a second accumulated capacity to generate aerosol, and a light emitting diode (LED) configured to output a notification to an inhaler of the aerosol. The inhaler device further including circuitry configured to cause the LED to function in a first mode when the first accumulated capacity, detected or estimated, is smaller than a first threshold and the second accumulated capacity, detected or estimated, is equal to or larger than a second threshold, and cause the LED to function in a second mode different from the first mode when the first accumulated capacity is smaller than the first threshold and the second accumulated capacity is smaller than the second threshold.

Provided is an aerosol generating device including a heater configured to generate an aerosol by heating an aerosol generating substance; and a controller configured to control power supplied to the heater, wherein the controller distinguishes a first section, a second section, and a third section and controls power supplied to the heater, and calculates a control reference ratio by using at least two from among the first section, the second section, and the third section and controls power supplied to the heater based on the calculated control reference ratio.

An electronic smoking device cartridge arrangement is provided. The device includes an upper joint joinable to an upper cartridge, a central passageway configured to fit with and provide gasses to the upper cartridge, a reservoir comprising a product, and a heating element, wherein heating the product forms a quantity of smoke that passes to and through the central passageway toward the upper cartridge. In one embodiment, product is also heated in the upper cartridge and the combined smoke or gas is provided to a mouthpiece to a user.

An aerosol generating device having a housing comprises a first aerosol generating unit and a chamber. The first aerosol generating unit is adapted to generate a first type of vapor from a solid substrate. The first aerosol generating unit further comprises a receiving interface for a consumable. The interface includes a plurality of heating elements with spikes that are arranged such that they are inserted into the consumable when the consumable is received by the interface. At least a part of the interface is arranged in the chamber of the housing. The spikes of the heating elements are arranged in at least two arrays and the opposing arrays of heating elements with spikes are configured to heat uniformly a region of the consumable between the opposing arrays.

An aerosol generating device having a housing comprises a first aerosol generating unit and a chamber. The first aerosol generating unit is adapted to generate a first type of vapor from a solid substrate. The first aerosol generating unit further comprises a receiving interface for a consumable. The interface includes a plurality of heating elements with spikes that are arranged such that they are inserted into the consumable when the consumable is received by the interface. At least a part of the interface is arranged in the chamber of the housing. The spikes of the heating elements are arranged in at least two arrays and the opposing arrays of heating elements with spikes are configured to heat uniformly a region of the consumable between the opposing arrays.

An aerosol provision device for use with an aerosol generating article including aerosol generating material having one or more aerosol generating components arranged to aerosolize different portions of the aerosol generating material and control circuitry for supplying power to the one or more aerosol generating components, the control circuitry is configured to perform an aerosolization process on a first portion of the aerosol generating material on at least two separate occasions.