Abstract: An output control circuit is applied in an electronic cigarette including a battery assembly and an atomizer. The output control circuit includes a controller, a first switching circuit, a driving circuit and a second switching circuit. The controller is for controlling switching-on or switching-off of the first switching circuit, and providing PWM signals to the driving circuit. The first switching circuit is respectively electrically connected with the battery assembly, the controller and the atomizer. The driving circuit is used for driving to switch on or switch off the second switching circuit according to the PWM signals. The second switching circuit is respectively electrically connected with the battery assembly, the driving circuit and the atomizer. The first switching circuit, the atomizer and the second switching circuit are electrically connected in series. The atomizer is switched on when the first switching circuit and the second switching circuit are switched on simultaneously.

Abstract: Disclosed are an aerosol generation apparatus and a control method therefor, which relate to the technical field of smoking sets. The method includes: detecting whether a user smokes according to a real-time voltage value and a preset voltage threshold of a heater; and when it is detected that the user smokes, calculating smoking duration when the real-time voltage value is greater than or equal to the preset voltage threshold. Whether the user smokes is detected by means of the real-time voltage value and the preset voltage threshold of the heater, and then the smoking duration is calculated. On one hand, smoking of the user is detected without using a flow sensor and a temperature sensor, which reduces the cost; and on the other hand, the size of a printed circuit board is reduced, which facilitates product miniaturization.

Abstract: An electronic cigarette and a method of controlling the electronic cigarette are disclosed, the electronic cigarette includes a controller; and at least one air pressure sensor coupled with the controller; the at least one air pressure sensor is configured for detecting a first air pressure in an air flow path of the electronic cigarette and a second air pressure of an ambient atmosphere where the electronic cigarette is located, and sending the first air pressure and the second air pressure to the controller; the controller is configured for receiving the second air pressure and the first air pressure and controlling an atomizer to be on or off based on a pressure differential between the first air pressure and the second air pressure.

Abstract: Disclosed are an ultrasonic atomization control system and an electronic cigarette. The system includes: a current feedback circuit and/or a voltage feedback circuit, a microcontroller unit, a push-pull circuit, and an oscillator driving circuit; wherein the push-pull circuit is coupled between the microcontroller unit and the oscillator driving circuit, the current feedback circuit and/or the voltage feedback circuit are/is coupled between the oscillator driving circuit and the microcontroller unit; and the oscillator driving circuit is configured to be connected with a load; wherein the microcontroller unit is configured to output a pulse width modulation signal with a predetermined frequency and voltage to the push-pull circuit, judge a current and/or a voltage fluctuation fed back by the current feedback circuit and/or the voltage feedback circuit are/is greater than a threshold, and stop operation of the load if the fluctuation is greater than the threshold.

Abstract: Disclosed are an ultrasonic atomization control system and an electronic cigarette. The system includes: a current feedback circuit and/or a voltage feedback circuit, a microcontroller unit, a push-pull circuit, and an oscillator driving circuit; wherein the push-pull circuit is coupled between the microcontroller unit and the oscillator driving circuit, the current feedback circuit and/or the voltage feedback circuit are/is coupled between the oscillator driving circuit and the microcontroller unit; and the oscillator driving circuit is configured to be connected with a load; wherein the microcontroller unit is configured to output a pulse width modulation signal with a predetermined frequency and voltage to the push-pull circuit, judge a current and/or a voltage fluctuation fed back by the current feedback circuit and/or the voltage feedback circuit are/is greater than a threshold, and stop operation of the load if the fluctuation is greater than the threshold.

Abstract: The present disclosure provides a method for controlling an electronic cigarette and an electronic cigarette. The method includes: acquiring a work start signal of the electronic cigarette (S1); acquiring a time interval between starting work this time and stopping work last time (S2); when the time interval is greater than a first preset time interval, controlling the electronic cigarette to work at a first power, and when a duration of the first power is greater than a first preset duration, turning off the electronic cigarette; when the time interval is greater than a second preset time interval but less than or equal to the first preset time interval, controlling the electronic cigarette to work at a second power, and when a duration of the second power is greater than a second preset duration, turning off the electronic cigarette; wherein, the first power is greater than the second power (S3).

Abstract: A release control method for volatile compounds in an electric heating smoking system includes steps of powering the at least a heating element with a constant electric current as a test electric current, measuring a voltage value of two ends of the element under the test electric current, comparing the measured voltage value with a preset voltage threshold value, and adjusting power energy supplied to the heating element so that the measured voltage value of the heating element under the test electric current is kept less than the preset voltage threshold value. By the above control method, only voltage values under constant electric currents are tested and measured, and an electric energy output to the heating element is correspondingly adjusted to keep the voltage values being less than the preset voltage threshold value in order for achieving good control of working states of the electric heating smoke system.

Abstract: A battery health monitoring method and apparatus, and an electronic cigarette. The battery health monitoring method comprises: a control unit acquiring, according to the state of a battery, information of the battery from a detection unit; the control unit determining, based on the information of the battery, whether the battery is abnormal; and if the battery is abnormal, the control unit controlling an electronic cigarette, such that same sends an alarm signal and/or controlling the battery, such that same stops working. By means of the method, an abnormal battery in an electronic cigarette can be discovered in a timely manner, thereby avoiding damage occurring to the electronic cigarette.

Abstract: An output control circuit is applied in an electronic cigarette including a battery assembly and an atomizer. The output control circuit includes a controller, a first switching circuit, a driving circuit and a second switching circuit. The controller is for controlling switching-on or switching-off of the first switching circuit, and providing PWM signals to the driving circuit. The first switching circuit is respectively electrically connected with the battery assembly, the controller and the atomizer. The driving circuit is used for driving to switch on or switch off the second switching circuit according to the PWM signals. The second switching circuit is respectively electrically connected with the battery assembly, the driving circuit and the atomizer. The first switching circuit, the atomizer and the second switching circuit are electrically connected in series. The atomizer is switched on when the first switching circuit and the second switching circuit are switched on simultaneously.

Abstract: An electronic cigarette control method and an electronic cigarette. The electronic cigarette includes an atomizer and a power device, the atomizer is provided with an encryption authentication unit, the power device is provided with a control unit, and when the atomizer is connected to the power device (20), the encryption authentication unit is in communication connection with the control unit; the electronic cigarette1 control method includes: generating a first identity authentication code; acquiring a second identity authentication code from the encryption authentication unit; performing identity authentication according to the first identity authentication code and the second identity authentication code; controlling the electronic cigarette to activate if the identity authentication is passed; and prohibiting the electronic cigarette to activate if the identity authentication is not passed.

Abstract: An atomizing device, an electronic cigarette and a control method for the atomizing device are disclosed. The atomizing device includes a liquid storage assembly configured for storing a tobacco liquid, a liquid guiding assembly connected to the liquid storage assembly and configured for guiding the tobacco liquid, and a heating assembly electrically connected to the battery assembly and configured for atomizing the tobacco liquid; and includes a signal transmitter configured for transmitting a detection signal having a first intensity and a signal receiver configured for receiving a detection signal having a second intensity. The electronic cigarette determines the amount of tobacco liquid on a transmission path of the detection signal according to a difference between the first intensity and the second intensity, and controls on/off of the electrical connection between the heating assembly and the battery assembly according to the determined amount of tobacco liquid.

Abstract: An electronic cigarette includes: an atomizer, defining a liquid storage chamber formed therein; a heating element, communicated with the liquid storage chamber; a power supply, configured for supplying power; a controlling unit, one end of the controlling unit electrically connected with the power supply, the other end thereof electrically connected with the heating element; and a capacitive transducer electrically connected with the controlling unit. Two electrodes are disposed inside the liquid storage chamber for determining an amount of the tobacco liquid in the liquid storage chamber. A using method includes: conducting the electricity and controlling the heating element to atomize the tobacco liquid in the liquid storage chamber; detecting an amount of the tobacco liquid in the liquid storage chamber via the capacitive transducer. When the detected amount of the tobacco liquid reaches a preset value, the electronic cigarette emits alert information or cuts off the electricity.

Abstract: An electronic cigarette and a control method thereof are disclosed. The electronic cigarette defines an airflow channel and has a heating assembly. The control method includes: sensing a pressure or pressure difference in the airflow channel to generate a corresponding electrical signal; generating a corresponding control signal according to the electrical signal; and generating a corresponding output power according to the control signal and outputting the power to the heating assembly. The electronic cigarette and control method thereof obtain the inhalation force of a user by sensing the pressure or pressure difference in the airflow channel and then adjust the output power automatically. The user experience is improved.

Abstract: An electronic cigarette and a method of controlling the electronic cigarette are disclosed, the electronic cigarette includes a controller; and at least one air pressure sensor coupled with the controller; the at least one air pressure sensor is configured for detecting a first air pressure in an air flow path of the electronic cigarette and a second air pressure of an ambient atmosphere where the electronic cigarette is located, and sending the first air pressure and the second air pressure to the controller; the controller is configured for receiving the second air pressure and the first air pressure and controlling an atomizer to be on or off based on a pressure differential between the first air pressure and the second air pressure.

Abstract: An electronic cigarette includes a housing, a sleeve, an atomizer, a latch assembly and a control assembly. The sleeve includes a first limiting position and a second limiting position. The atomizer includes a mouthpiece. The atomizer is capable of being inserted into the sleeve and telescoping relative to the sleeve along an axial direction of the sleeve, so as to expose the mouthpiece or take out the atomizer from the sleeve. The latch assembly is arranged on an end of the atomizer opposite to the mouthpiece and configured to latch the atomizer in the sleeve when the atomizer is retracted into the sleeve and is positioned at the first limiting position. The control assembly is arranged on the sleeve and configured to unlock the latch assembly to allow the end of the atomizer to move to the second limiting position along the axial direction of the sleeve.

Abstract: An electronic cigarette and a control method thereof are disclosed. The electronic cigarette defines an airflow channel and has a heating assembly. The control method includes: sensing a pressure or pressure difference in the airflow channel to generate a corresponding electrical signal; generating a corresponding control signal according to the electrical signal; and generating a corresponding output power according to the control signal and outputting the power to the heating assembly. The electronic cigarette and control method thereof obtain the inhalation force of a user by sensing the pressure or pressure difference in the airflow channel and then adjust the output power automatically. The user experience is improved.

Abstract: An electronic cigarette includes: an atomizer, defining a liquid storage chamber formed therein; a heating element, communicated with the liquid storage chamber; a power supply, configured for supplying power; a controlling unit, one end of the controlling unit electrically connected with the power supply, the other end thereof electrically connected with the heating element; and a capacitive transducer electrically connected with the controlling unit. Two electrodes are disposed inside the liquid storage chamber for determining an amount of the tobacco liquid in the liquid storage chamber. A using method includes: conducting the electricity and controlling the heating element to atomize the tobacco liquid in the liquid storage chamber; detecting an amount of the tobacco liquid in the liquid storage chamber via the capacitive transducer. When the detected amount of the tobacco liquid reaches a preset value, the electronic cigarette emits alert information or cuts off the electricity.

Abstract: An atomizing device, an electronic cigarette and a control method for the atomizing device are disclosed. The atomizing device includes a liquid storage assembly configured for storing a tobacco liquid, a liquid guiding assembly connected to the liquid storage assembly and configured for guiding the tobacco liquid, and a heating assembly electrically connected to the battery assembly and configured for atomizing the tobacco liquid; and includes a signal transmitter configured for transmitting a detection signal having a first intensity and a signal receiver configured for receiving a detection signal having a second intensity. The electronic cigarette determines the amount of tobacco liquid on a transmission path of the detection signal according to a difference between the first intensity and the second intensity, and controls on/off of the electrical connection between the heating assembly and the battery assembly according to the determined amount of tobacco liquid.

Abstract: An electronic cigarette, an atomizer and control method thereof are provided. The atomizer includes a housing defining a gas passage and an accommodation space communicated with the gas passage, an atomizing unit arranged in the accommodation space and configured to generate aerosol passing through the gas passage for user, a detecting unit arranged in the gas passage and configured to detect a gas flow quantity in the gas passage and a control unit electrically connected to the detecting unit and configured to adjust an atomizing quantity of the atomizer according to the gas flow quantity detected by the detecting unit.

Abstract: An electronic cigarette includes a housing, a sleeve, an atomizer, a latch assembly and a control assembly. The sleeve includes a first limiting position and a second limiting position. The atomizer includes a mouthpiece. The atomizer is capable of being inserted into the sleeve and telescoping relative to the sleeve along an axial direction of the sleeve, so as to expose the mouthpiece or take out the atomizer from the sleeve. The latch assembly is arranged on an end of the atomizer opposite to the mouthpiece and configured to latch the atomizer in the sleeve when the atomizer is retracted into the sleeve and is positioned at the first limiting position. The control assembly is arranged on the sleeve and configured to unlock the latch assembly to allow the end of the atomizer to move to the second limiting position along the axial direction of the sleeve.