Abstract: An electronic atomization apparatus and a control method thereof are provided. The electronic atomization apparatus includes a resonant circuit; a susceptor; and a controller. The controller is configured to provide the resonant circuit with a basic pulse signal and multiple reference pulse signals whose frequencies are offset from the basic pulse signal, and obtain multiple resonant parameter values from the resonant circuit; and select one reference pulse signal based on comparison of the resonant parameter values; and the controller being further configured to output the selected reference pulse signal to the resonant circuit during an operating period of the resonant circuit. According to the apparatus and the method, one reference pulse signal is selected from the reference pulse signals whose frequencies are offset from the basic pulse signal, to output the selected reference pulse signal to the resonant circuit during the operating period of the resonant circuit.

Abstract: The present application discloses a heater and a smoking device including the heater. The heater includes: a base having a surface; an infrared electrothermal coating, being disposed on the surface of the base; a conductive module, comprising a first conductive portion and a second conductive portion arranged on the base, both the first conductive portion and the second conductive portion being electrically connected with the infrared electrothermal coating; a flexible printed circuit board, comprising a flexible substrate and a first electrode and a second electrode formed on the flexible substrate; the flexible substrate being fixed on the surface of the base so that the first electrode is electrically connected with the first conductive portion, and the second electrode is electrically connected with the second conductive portion.

Abstract: An aerosol generation device comprises a susceptor configured to be penetrated by a varying magnetic field to generate heat, so as to heat a smokable material; a circuit; and a temperature sensor comprising a sensing portion packaged or accommodated within the susceptor, and an electrical connection portion connected to the sensing portion and at least partially located outside the susceptor. The circuit is electrically connected to the electrical connection portion, so that the temperature sensed by the sensing portion can be received by the electrical connection portion. In the aerosol generation device, the temperature sensor is packaged or accommodated within the susceptor, the effect of a magnetic field on the sensing portion can be substantially isolated, and the susceptor and the temperature sensor can be integrated into one piece, improving the stability of installation and the accuracy of temperature measurement, and also facilitating replacement and installation as a whole.

Abstract: A vaporizer includes a main housing, defining a vapor output channel; a liquid guide element, including a vaporization surface and a liquid absorbing surface; a heating element, arranged on the vaporization surface and configured to heat at least a part of the liquid substrate absorbed by the liquid guide element to generate an aerosol; and a supporting seat, defining a first accommodating space and a second accommodating space separated by a separating plate. The first accommodating space accommodates the liquid guide element, and the supporting seat is in matched connection with the main housing. An air inlet path is formed between the first accommodating space and the second accommodating space, and the air inlet path is configured to guide and convey the air in the second accommodating space to the vicinity of the vaporization surface located in the first accommodating space.

Abstract: An atomizer, an electronic atomization device, and an atomization assembly. The atomizer includes: a liquid storage cavity configured to store a liquid substrate; a porous body in fluid communication with the liquid storage cavity to receive or absorb the liquid substrate, the porous body defining a through hole passing through the porous body; and a heating element bonded to the porous body and arranged adjacent to an inner surface of the through hole, to heat at least part of the liquid substrate in the porous body to generate an aerosol. Micropores having pore diameters ranging from 1 ?m to 25 ?m in the porous body account for more than 90% of micropores in the porous body. The atomizer uses a porous body having a relatively small pore diameter, so that the pore diameters of 90% of the micropores in the porous body range from 1 ?m to 25 ?m.

Abstract: An aerosol generation apparatus and a control method therefor are provided. The method includes: in a light source calibration stage, outputting initial driving current, driving a light source based on the initial driving current, determining a color value corresponding to a color label under illumination of the light source, and determining the initial driving current as calibration current if the color value satisfies a preset standard color value; and in a recognition stage for an aerosol generation product, driving the light source based on the calibration current, determining a color value corresponding to the color label under the illumination of the light source, and determining at least one of a type, an insertion state, or a disengagement state of the aerosol generation product based on the color value.

Abstract: An aerosol generation device configured to heat an aerosol generation product to generate an aerosol. The aerosol generation device includes: a heating cavity configured to receive the aerosol generation product: a cylinder at least partially surrounding and defining the heating cavity; and a heater at least partially extending in the cylinder, to be inserted into the aerosol generation product for heating: the cylinder and the heater are in thermal conduction with each other, so that the cylinder can generate heat by receiving heat transferred by the heater. During use, the aerosol generation product can be heated by the heater inserted into the aerosol generation product, and is heated by the cylinder from an outer surface of the aerosol generation product: and thermal conductivity of the cylinder is greater than 10 W/m·K.

Abstract: An aerosol generating device, including a housing having a proximal end and a distal end which are opposite to each other in a lengthwise direction, wherein a first opening is provided on the proximal end and a second opening is provided on the distal end. The hosing is internally provided with: a cavity, located between the first opening and the second opening; and a heater, extending along the axial direction of the cavity and surrounding at least a part of the cavity and being used for heating a smokable material received in the cavity, wherein at least a part of the heater close to the proximal end has an inner diameter reduced area to stop the smokable material received in the cavity from moving during use. The inner diameter reduced part of the heater abuts against the smokable material to provide a support.

Abstract: An aerosol-generating apparatus and a control method therefor. According to the method. energy supplied by a power source to a heater is controlled so that a temperature of the heater fluctuates between a first temperature and a second temperature within a desired temperature range within a preset duration. The first temperature is greater than the second temperature. A temperature fluctuation frequency of the heater is substantially constant or varied within the preset duration. By controlling the temperature of the heater to fluctuate between the first temperature and the second temperature within the desired temperature range within the preset duration, and controlling the temperature fluctuation frequency of the heater, aerosols with consistent characteristics can be generated in an inhalation stage.

Abstract: A heater and a manufacturing method therefor, and an aerosol generating device. The heater includes; a base body; an electric heating film layer provided on a surface of the base body; and an electrically conductive element, configured to feed electric power to the electric heating film layer and cause the flow direction of a current on the electric heating film laver to extend in the axial direction of the base body. The electrically conductive element includes at least one electrode extending in the axial direction of the base body. The electrode and the electric heating film layer are spaced apart.

Abstract: An atomization assembly, an atomizer, and an electronic atomization device. The atomization assembly includes: a support, configured to be of a tubular structure having openings in two ends, an liquid inlet being provided in a side wall of the support; a heating element, accommodated inside the support, the heating element including a first surface and a second surface opposite to the first surface; an liquid substrate being able to flow into the first surface through the liquid inlet; at least a part of an airflow channel being defined between the second surface and an inner surface of the support; and a heat insulation member, accommodated inside the support and at least partially arranged between the heating element and the inner surface of the support.

Abstract: This application provides an arecoline salt and a preparation method and a product thereof. The arecoline salt is a benzoate of arecoline, with a structural formula shown as follows: where X is a molar ratio of arecoline to benzoic acid. The arecoline salt, with good physicochemical stability, is convenient to use and widely used.

Abstract: The present disclosure provides a method for controlling an electronic cigarette and an electronic cigarette. The electronic cigarette comprises an airflow sensor. The control method comprises: measuring whether a duration of a low-level signal sent by the airflow sensor is greater than a preset threshold; if so, when a high-level signal sent by the airflow sensor is received, responding to the high-level signal so as to control the electronic cigarette to operate; and if not, when a high-level signal sent by the airflow sensor is received, not responding to the high-level signal. In the above control method, it is determined, according to the duration of the low-level signal generated by the airflow sensor, whether to respond to triggering of the high-level signal so as to cause the electronic cigarette to operate.

Abstract: A heater includes a base body, a conductive module, and an infrared electrothermal coating. The conductive module includes a first electrode and a second electrode spaced on the base body. The first electrode includes a first bar electrode axially extending from a first end to a second end, the second electrode includes a second bar electrode axially extending from the first end to the second end, and at least a part of the infrared electrothermal coating is located between the first bar electrode and the second bar electrode. An equivalent resistance of a part of the infrared electrothermal coating adjacent to the first end is less than an equivalent resistance of a middle part of the infrared electrothermal coating. An equivalent resistance of a part of the infrared electrothermal coating adjacent to the second end is less than the equivalent resistance of the middle part of the infrared electrothermal coating.

Abstract: An atomizer of an electronic cigarette includes an outer housing, and the outer housing is internally provided with a liquid storage cavity and an atomization assembly; the atomization assembly includes a first side wall and a second side wall opposite to each other, and an atomization surface extending from the first side wall to the second side wall; a holder is provided within the outer housing, and the holder is provided with a first surface opposite to the atomization surface along the axial direction of the outer housing; and an atomization cavity is formed between the first surface and the atomization surface; and the first surface is configured to be inclined towards the atomization surface along the extension direction of the atomization surface, and is configured to receive a liquid substrate seeped from the atomization assembly and/or condensate formed by condensation of the aerosol within the atomization cavity.

Abstract: An atomizer and an electronic atomization device are provided. The atomizer includes a main housing. The main housing has: a liquid storage cavity configured to store a liquid substrate, the liquid storage cavity having an opening; a first liquid guide element configured to cover the opening and absorb and store the liquid substrate from the liquid storage cavity; a flexible second liquid guide element, a portion thereof being arranged to extend into the liquid storage cavity to directly absorb the liquid substrate from the liquid storage cavity, and a portion thereof comes into contact with the first liquid guide element to indirectly absorb, from the first liquid guide element, the liquid substrate from the liquid storage cavity; and a heating element coupled to the second liquid guide element and configured to heat at least part of the liquid substrate held on the second liquid guide element to generate an aerosol.

Abstract: An aerosol generating device, and a heater for an aerosol generating device. The aerosol generating device includes the heater that is configured to be inserted into an aerosol generating product for heating. The heater includes: a housing, which includes a free front end and a tail end arranged away from each other in a length direction, and a cavity extending between the free front end and the tail end; a porous matrix, which extends in the cavity; and a heating coil, which is located in the cavity and is at least partially arranged around the porous matrix. In the aerosol generating device, the heating coil of the heater is arranged around the porous matrix, which is conducive to increasing the length of a high-temperature zone of the heater and reducing power consumption.

Abstract: A heater, an atomizer and an aerosol generation device are provided. The atomizer includes a liquid storage cavity used for storing a liquid substrate; a porous liquid guide body, including a first end and a second end longitudinally opposite each other and an outer side surface extending between the first end and the second end; a heating element bonded to the porous liquid guide body and used for atomizing a liquid substrate absorbed by the porous liquid guide body; and sealing elements surrounding parts of the outer side surface of the porous liquid guide body. The outer side surface of the porous liquid guide body is provided with a ventilation groove. The ventilation groove includes a first portion and a second portion, which are in communication with each other.

Abstract: This application provides a composition and a product thereof. The composition includes arecoline and an acid. The composition is convenient to use and widely used, with a low pH value and weak irritation.

Abstract: An electronic atomization device, a susceptor and a method thereof are provided. The electronic atomization device includes: a liquid storage cavity, configured to store an atomizable liquid substrate; a magnetic field generator, configured to generate a varying magnetic field; and a susceptor, including a first metal material configured to be penetrable by the varying magnetic field to generate heat, to heat the liquid substrate from the liquid storage cavity to generate aerosols, a metal layer being formed on a surface of the susceptor, and the metal layer including a second metal material different from the first metal material.