CN116998787A - Electronic cigarette control method, detection module and electronic cigarette - Google Patents

Electronic cigarette control method, detection module and electronic cigarette Download PDF

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Publication number
CN116998787A
CN116998787A CN202210448815.0A CN202210448815A CN116998787A CN 116998787 A CN116998787 A CN 116998787A CN 202210448815 A CN202210448815 A CN 202210448815A CN 116998787 A CN116998787 A CN 116998787A
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China
Prior art keywords
sampling
electronic cigarette
counter
value
count
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CN202210448815.0A
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Chinese (zh)
Inventor
赵旺
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Shenzhen Smart Core Technology Co ltd
Zhuhai Amicro Semiconductor Co Ltd
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Shenzhen Smart Core Technology Co ltd
Zhuhai Amicro Semiconductor Co Ltd
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Priority to CN202210448815.0A priority Critical patent/CN116998787A/en
Publication of CN116998787A publication Critical patent/CN116998787A/en
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    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50Control or monitoring
    • A24F40/53Monitoring, e.g. fault detection

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  • Measurement Of Unknown Time Intervals (AREA)

Abstract

The application discloses an electronic cigarette control method, a detection module and an electronic cigarette, wherein S1: the electronic cigarette adopts a time counter to count a set value based on a reference clock to determine the arrival of each time; s2: the electronic cigarette enables the N sampling counters to start counting sampling periods at different moments respectively, and enables the N sampling counters to count the sampling periods at different moments; s3: respectively taking the count values of the 1 st sampling counter to the N th sampling counter as smoking count values, and judging whether the electronic cigarette is in smoking action or not based on the smoking count values, the reference values and the smoking change threshold values; s4: the reference value is updated based on the count value of the sampling counter, and the set value is calibrated by the updated reference value. The time at which the sampling counter counts the sampling period is adaptively changed based on the change in the frequency of the microphone clock.

Description

Electronic cigarette control method, detection module and electronic cigarette
Technical Field
The application relates to the technical field of electronic cigarettes, in particular to an electronic cigarette control method, a detection module and an electronic cigarette.
Background
When a user has a smoking action, the capacitance value of the capacitive microphone of the electronic cigarette changes, the corresponding microphone clock signal frequency changes, and then the electronic cigarette detects the smoking action of the user by detecting the change of the microphone clock frequency. When the electronic cigarette changes due to the change of external ambient air pressure or the change of capacitance of the capacitor microphone caused by aging, the frequency of the reference microphone clock changes, and the smoking action detection response is slower or false detection occurs.
Disclosure of Invention
In order to solve the problems, the application provides an electronic cigarette control method, a detection module and an electronic cigarette, which can improve response speed and detection precision. The specific technical scheme of the application is as follows:
an electronic cigarette control method, comprising the steps of: s1: the electronic cigarette adopts a time counter to count a set value based on a reference clock to determine the arrival of each time; s2: the electronic cigarette enables the N sampling counters to start counting sampling periods at different moments respectively, and enables the N sampling counters to count the sampling periods at different moments; s3: respectively taking the count values of the 1 st sampling counter to the N th sampling counter as smoking count values, and judging whether the electronic cigarette is in smoking action or not based on the smoking count values, the reference values and the smoking change threshold values; s4: updating the reference value based on the count value of the sampling counter, and calibrating the set value by the updated reference value; wherein N is a natural number greater than or equal to 2.
Further, in step S1, the electronic cigarette uses a time counter to count a set value based on a reference clock to determine arrival of each time, and the method includes the following steps: the reference clock sends out a clock pulse, the time counter counts once, and after each time the time counter counts the number of times of the set value, the time is changed from the A time to the A+1 time; wherein A is a natural number.
Further, in step S2, the electronic cigarette starts counting the sampling periods by the N sampling counters at a set time interval, and counts the sampling periods by the N sampling counters at different times, including the following steps: the electronic cigarette starts to count by adopting a 1 st sampling counter at the 1 st moment, starts to count by adopting a 2 nd sampling counter at the 2 nd moment, and the like, and starts to count by adopting an N th sampling counter at the N th moment; the 1 st sampling counter finishes counting at the time of n+1 and starts counting of the next sampling period, the 2 nd sampling counter finishes counting at the time of n+2 and starts counting of the next sampling period, and so on, and the N th sampling counter finishes counting at the time of n+N and starts counting of the next sampling period; the electronic cigarette repeats the above two steps to continuously acquire the count values of the N sampling counters.
Further, the sampling counter counts sampling periods, including the steps of: the electronic cigarette starts to count the sampling counter by adopting a microphone clock at the M moment and finishes counting at the M+N moment, so that the sampling counter finishes counting of one sampling period to obtain a count value; wherein M is a natural number.
Further, the electronic cigarette takes the first count value of the 1 st sampling counter as a reference value.
Further, in step S3, it is determined whether the electronic cigarette is in a smoking action based on the smoking count value, the reference value and the smoking change threshold, including the steps of: and when the electronic cigarette acquires the count value of the sampling counter, taking the count value as a smoking count value, acquiring a difference value between a reference value and the smoking count value, comparing the ratio of the difference value to the reference value with a smoking change threshold, judging that the electronic cigarette is in smoking action if the ratio of the difference value to the reference value is larger than the smoking change threshold, and judging that the electronic cigarette is not in smoking action if the ratio of the difference value to the reference value is not larger than the smoking change threshold.
Further, in step S4, updating the reference value based on the count value of the sampling counter includes the steps of: after the 1 st sampling counter to the N sampling counter count for one round, the electronic cigarette takes the average value of the count values for judging that the electronic cigarette is not in smoking action as a reference value.
Further, in step S4, the setting value is calibrated by the updated reference value, including the steps of: counting the 1 st sampling counter by adopting a microphone clock, and simultaneously counting the time counter by adopting a reference clock; when the 1 st sampling counter counts to the updated reference value, the 1 st sampling counter and the moment counter stop counting; the count value of the time counter is set as a set value.
The detection module executes the electronic cigarette control method, the detection module comprises a reference clock unit, a microphone clock unit and a counter unit, the reference clock unit is used for providing a fixed reference clock, the microphone clock unit is used for generating a microphone clock with a corresponding frequency according to the capacitance value of a capacitive microphone of the electronic cigarette, and the counter unit comprises a time counter used for determining time and a plurality of sampling counters used for providing count values.
An electronic cigarette comprises a control module and the detection module.
Compared with the prior art, the application has the beneficial effects that: according to the technical scheme, smoking detection with the same sampling period is performed at different moments through the plurality of sampling counters, so that the sensitivity and the accuracy of smoking detection can be simultaneously considered, and the smoking action of a user can be rapidly and accurately detected; the reference value is updated through the count values of the sampling counters, and then the set value is calibrated, so that the sampling period counting time of the sampling counter is adaptively changed based on the frequency change of the microphone clock, and the detection precision and the response speed are improved.
Drawings
Fig. 1 is a schematic flow chart of an electronic cigarette control method of the present application;
fig. 2 is a schematic diagram of time variation of the electronic cigarette according to the present application;
fig. 3 is a schematic structural diagram of an electronic cigarette according to the present application.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout.
In the description of the present application, it should be noted that, for the azimuth words such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present application and simplifying the description, and it is not to be construed as limiting the specific scope of protection of the present application that the device or element referred to must have a specific azimuth configuration and operation.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first", "a second" feature may explicitly or implicitly include one or more of such features, and in the description of the application, "at least" means one or more, unless clearly specifically defined otherwise.
In the present application, unless explicitly stated and limited otherwise, the terms "assembled," "connected," and "connected" are to be construed broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; can be directly connected or connected through an intermediate medium, and can be communicated with the inside of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, unless specified and limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "below," and "above" a second feature includes the first feature being directly above and obliquely above the second feature, or simply representing the first feature as having a higher level than the second feature. The first feature being "above," "below," and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or simply indicating that the first feature is level below the second feature.
The technical scheme and the beneficial effects of the application are more clear and definite by further describing the specific embodiments of the application with reference to the drawings in the specification. The embodiments described below are exemplary by referring to the drawings for the purpose of illustrating the application and are not to be construed as limiting the application.
Referring to fig. 1 and 2, a method for controlling an electronic cigarette includes the following steps:
in step S1: the electronic cigarette uses a time counter to count set values based on a reference clock to determine the arrival of each time. The electronic cigarette determines the sampling period of the sampling counter through the time, so that the sampling period of each sampling counter is identical to the interval of each sampling period, and the sampling period of a plurality of sampling counters can be counted through one counter, so that the electronic cigarette has high practicability. The time is a time point.
As one embodiment, in step S1, the electronic cigarette uses a time counter to count a set value based on a reference clock to determine arrival of each time, and includes the following steps: the electronic cigarette adopts a reference clock to count a time counter, and the time counter changes from the A time to the A+1 time after counting the times of the set value; wherein A is a natural number. That is, at time t1, the time counter starts counting, and once the reference clock sends out a clock pulse, the time counter counts, that is, the count value is incremented by one, when the count number of the time counter is equal to the set value, the time counted by the time counter reaches time t2, that is, the time between two times, and the counting speed of the time counter is determined by the clock pulse interval of the reference clock, so that a specific value of the time between the two times can be set by adjusting the frequency of the reference clock, and the counting time control is performed for a plurality of sampling counters by one time counter, so that the practicability is high.
Step S2: the electronic cigarette enables the N sampling counters to start to count sampling periods at different moments, and enables the N sampling counters to count the sampling periods at different moments. Wherein N is a natural number greater than or equal to 2.
As one embodiment, in step S2, the electronic cigarette starts counting sampling periods by N sampling counters at a set time interval, and counts sampling periods by N sampling counters at different times, including the following steps: the electronic cigarette starts to count by adopting a 1 st sampling counter at the 1 st moment, starts to count by adopting a 2 nd sampling counter at the 2 nd moment, and the like, and starts to count by adopting an N th sampling counter at the N th moment; the 1 st sampling counter finishes counting at the time of n+1 and starts counting of the next sampling period, the 2 nd sampling counter finishes counting at the time of n+2 and starts counting of the next sampling period, and so on, and the N th sampling counter finishes counting at the time of n+N and starts counting of the next sampling period; the electronic cigarette repeats the above two steps to continuously acquire the count values of the N sampling counters. The sampling counter starts counting sampling periods at different moments, so that smoking count values can be obtained at different moments, the detection period is one moment, and the detection period is one-nth of the sampling period according to the number of the sampling counters. The sensitivity of detection is improved.
As one example, the N is 3, that is, three sampling counters are used for counting. As shown in fig. 2, when the electronic cigarette starts to work, the 1 st sampling counter starts to count at time t1, the 2 nd sampling counter starts to count at time t2, and the 3 rd sampling counter starts to count at time t 3. At time t4, the 1 st sampling counter completes counting of one sampling period, and the count value of the 1 st sampling counter at time t4 can be used as a REAL-time value cnt_real, namely a smoking count value. And meanwhile, detecting the frequency change of the microphone clock at the time t4, and judging whether the electronic cigarette is in a smoking state. The 1 st sample counter then enters the next sample period and counts again. At time t5, the 2 nd sampling counter completes counting of one sampling period, and the count value of the 2 nd sampling counter at time t5 can be used as the REAL-time value cnt_real of the sampling counter. The 2 nd sample counter then enters the next sample period and counts again. And meanwhile, the frequency change of the microphone clock is detected at the time t 5. At time t6, the 3 rd sampling counter completes counting of one sampling period, and the count value of the 3 rd sampling counter at time t6 can be used as the REAL-time value cnt_real of the sampling counter. The 3 rd sample counter then enters the next sample period and re-counts. And meanwhile, the frequency change of the microphone clock is detected at the time t 6. At time t7, the 1 st sampling counter completes counting for one sampling period, and the count value of the 2 nd sampling counter at time t7 can be used as the REAL-time value CNT_REAL of the sampling counter. The 1 st sample counter then enters the next sample period and counts again. And meanwhile, the frequency change of the microphone clock is detected at the time t 7. Thereafter, and so on, at each instant the e-cigarette is provided with a REAL-time value cnt_read, i.e. a smoking count value.
As one of the embodiments, the sampling counter counts sampling periods, including the steps of: the electronic cigarette starts to count the sampling counter by adopting a microphone clock at the M moment and finishes counting at the M+N moment, so that the sampling counter finishes counting of one sampling period to obtain a count value; wherein M is a natural number. When three sampling counters are provided, the 1 st sampling counter counts at the time t1, and each time the microphone clock sends out a clock pulse, the 1 st sampling counter counts once, namely the count value is increased by one, when the time counter counts to the time t4, the counting of one sampling period is completed, the 1 st sampling counter stops counting, the count value is output, and the counting is restarted.
In step S3: and respectively taking the count values of the 1 st sampling counter to the N th sampling counter as smoking count values, and judging whether the electronic cigarette is in smoking action or not based on the smoking count values, the reference value and the smoking change threshold value.
As one embodiment, in step S2, it is determined whether the electronic cigarette is in a smoking action based on the smoking count value, the reference value, and the smoking change threshold, including the steps of: and when the electronic cigarette acquires the count value of the sampling counter, taking the count value as a smoking count value, acquiring a difference value between a reference value and the smoking count value, comparing the ratio of the difference value to the reference value with a smoking change threshold, judging that the electronic cigarette is in smoking action if the ratio of the difference value to the reference value is larger than the smoking change threshold, and judging that the electronic cigarette is not in smoking action if the ratio of the difference value to the reference value is not larger than the smoking change threshold. When the REAL-time value cnt_read of the sampling counter exceeds the smoking change threshold value vary_thre with respect to the reference value cnt_ini ((cnt_ini-cnt_read)/cnt_ini > vary_thre), a smoking action is detected. The smoking change threshold value vary_thre is a percentage of the frequency change of the microphone clock, i.e., the frequency change of the microphone clock exceeds the smoking change threshold value vary_thre, and a smoking action is detected. According to the smoking detection method, the reference value cnt_ini is used as the denominator of the frequency change percentage of the microphone clock clk_mic, and the larger the value of the reference value cnt_ini is, the higher the detection precision is, so that the larger the sampling period is, the better the accuracy of smoking detection is, and the smoking detection accuracy is improved.
As an example, as shown in fig. 2, when there are three sampling counters, sampling periods of 3 sampling counters overlap, and one sampling counter for each detection period (i.e., each time instant) satisfies the sampling requirement of the sampling period. At each smoking detection instant, 3 counter polls update the sample value to the REAL-time value cnt_real of the sample counter. Thus, the sampling period t_s=3t, the detection period t_d=t, and the sampling period t_s is 3 times the time of the detection period t_d for each counter. Assuming that the detection period t_d=20 ms, the sampling period t_s=60 ms. Smoking change threshold vary_thre=3.5%. The reference clock clk_ref=33 KHz, and the microphone clock clk_mic=20 KHz when no smoking. When the reference value cnt_ini=1200 and the frequency variation difference of the microphone clock clk_mic is greater than cnt_ini×vary_thre=1200×3.5% =42, a smoking operation is detected. The detection precision can reach 1/1200, the sampling counter change threshold (CNT_INI-CNT_REAL) can reach 42, and the detection precision and the robustness are very strong.
As one embodiment, the electronic cigarette uses the first count value of the 1 st sampling counter as the reference value cnt_ini. For convenience, after the electronic cigarette is powered on and reset, the first count value of the 1 st sampling counter is used as the reference value cnt_ini, and the electronic cigarette can use or not use the count value of the 1 st sampling counter to perform smoking detection judgment. The electronic cigarette can also set the reference value CNT_INI in advance according to the frequencies of the reference clock and the microphone clock, so that the reference value is more accurate. When the reference value CNT_INI is set through the frequencies of the microphone clock and the reference clock, the reference clock is adopted to count the time counter, and the microphone clock is adopted to count the first sampling counter; when the time counter counts to the sampling period, the 1 st sampling counter and the time counter stop counting, and the count value of the 1 st sampling counter is used as the reference value CNT_INI, so that the reference value can be more accurate.
Step S4: the reference value is updated based on the count value of the sampling counter, and the set value is calibrated by the updated reference value.
As one of the embodiments, in step S4, updating the reference value based on the count value of the sampling counter includes the steps of: after the 1 st sampling counter to the N sampling counter count for one round, the electronic cigarette takes the average value of the count values for judging that the electronic cigarette is not in smoking action as a reference value.
As one embodiment, in step S4, the setting value is calibrated by the updated reference value, including the steps of: counting the 1 st sampling counter by adopting a microphone clock, and simultaneously counting the time counter by adopting a reference clock; when the 1 st sampling counter counts to the updated reference value, the 1 st sampling counter and the moment counter stop counting; the count value of the time counter is set as a set value. The clock pulse counting method comprises the steps that each time the reference clock sends out a clock pulse, the time counter counts once, each time the microphone clock sends out a pulse, the 1 st sampling counter counts once, the counting speed of the 1 st sampling counter and the counting speed of the time counter are determined according to the clock pulse interval of the reference clock and the clock pulse interval of the microphone clock, the clock pulse interval of the reference clock and the clock pulse interval of the microphone clock are different, and the counting speed of the 1 st counter and the counting speed of the time counter are different.
As shown in fig. 3, a detection module executes the electronic cigarette control method, where the detection module includes a reference clock unit, a microphone clock unit, and a counter unit, where the reference clock unit is used to provide a fixed reference clock, the microphone clock unit is used to generate a microphone clock with a corresponding frequency according to a capacitance value of a capacitive microphone of the electronic cigarette, and the counter unit includes a time counter used to determine a time and a plurality of sampling counters used to provide a count value.
An electronic cigarette comprises a control module and the detection module.
Compared with the prior art, the application has the beneficial effects that: according to the technical scheme, smoking detection with the same sampling period is performed at different moments through the plurality of sampling counters, so that the sensitivity and the accuracy of smoking detection can be simultaneously considered, and the smoking action of a user can be rapidly and accurately detected; the reference value is updated through the count values of the sampling counters, and then the set value is calibrated, so that the sampling period counting time of the sampling counter is adaptively changed based on the frequency change of the microphone clock, and the detection precision and the response speed are improved.
In the description of the present application, a description of the terms "one embodiment," "preferred," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application, and a schematic representation of the terms described above in the present specification does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. The connection modes in the description of the specification have obvious effects and practical effectiveness.
From the above description of the structure and principles, it should be understood by those skilled in the art that the present application is not limited to the above-described embodiments, but rather that modifications and substitutions using known techniques in the art on the basis of the present application fall within the scope of the present application, which is defined by the appended claims.

Claims (10)

1. The electronic cigarette control method is characterized by comprising the following steps of:
s1: the electronic cigarette adopts a time counter to count a set value based on a reference clock to determine the arrival of each time;
s2: the electronic cigarette enables the N sampling counters to start counting sampling periods at different moments respectively, and enables the N sampling counters to count the sampling periods at different moments;
s3: respectively taking the count values of the 1 st sampling counter to the N th sampling counter as smoking count values, and judging whether the electronic cigarette is in smoking action or not based on the smoking count values, the reference values and the smoking change threshold values;
s4: updating the reference value based on the count value of the sampling counter, and calibrating the set value by the updated reference value;
wherein N is a natural number greater than or equal to 2.
2. The electronic cigarette control method according to claim 1, wherein in step S1, the electronic cigarette determines arrival of each time by counting a set value with a time counter based on a reference clock, comprising the steps of: the reference clock sends out a clock pulse, the time counter counts once, and after each time the time counter counts the number of times of the set value, the time is changed from the A time to the A+1 time;
wherein A is a natural number.
3. The electronic cigarette control method according to claim 1, wherein in step S2, the electronic cigarette starts counting sampling periods for N sampling counters at different times, and starts counting sampling periods for N sampling counters at different times, respectively, comprising the steps of:
the electronic cigarette starts to count by adopting a 1 st sampling counter at the 1 st moment, starts to count by adopting a 2 nd sampling counter at the 2 nd moment, and the like, and starts to count by adopting an N th sampling counter at the N th moment;
the 1 st sampling counter finishes counting at the time of n+1 and starts counting of the next sampling period, the 2 nd sampling counter finishes counting at the time of n+2 and starts counting of the next sampling period, and so on, and the N th sampling counter finishes counting at the time of n+N and starts counting of the next sampling period;
the electronic cigarette repeats the above two steps to continuously acquire the count values of the N sampling counters.
4. The electronic cigarette control method according to claim 3, wherein the sampling counter counts sampling periods, comprising the steps of:
the electronic cigarette starts to count the sampling counter by adopting a microphone clock at the M moment and finishes counting at the M+N moment, so that the sampling counter finishes counting of one sampling period to obtain a count value;
wherein M is a natural number.
5. The electronic cigarette control method according to claim 3, wherein the electronic cigarette uses a first count value of the 1 st sampling counter as a reference value.
6. The electronic cigarette control method according to claim 5, wherein in step S3, it is judged whether the electronic cigarette is in a smoking action based on the smoking count value, the reference value, and the smoking change threshold value, comprising the steps of:
and when the electronic cigarette acquires the count value of the sampling counter, taking the count value as a smoking count value, acquiring a difference value between a reference value and the smoking count value, comparing the ratio of the difference value to the reference value with a smoking change threshold, judging that the electronic cigarette is in smoking action if the ratio of the difference value to the reference value is larger than the smoking change threshold, and judging that the electronic cigarette is not in smoking action if the ratio of the difference value to the reference value is not larger than the smoking change threshold.
7. The electronic cigarette control method according to claim 6, characterized in that in step S4, the reference value is updated based on the count value of the sampling counter, comprising the steps of: after the 1 st sampling counter to the N sampling counter count for one round, the electronic cigarette takes the average value of the count values for judging that the electronic cigarette is not in smoking action as a reference value.
8. The electronic cigarette control method according to claim 7, wherein in step S4, the set value is calibrated by the updated reference value, comprising the steps of: counting the 1 st sampling counter by adopting a microphone clock, and simultaneously counting the time counter by adopting a reference clock; when the 1 st sampling counter counts to the updated reference value, the 1 st sampling counter and the moment counter stop counting; the count value of the time counter is set as a set value.
9. A detection module, characterized in that the detection module performs the electronic cigarette control method of any one of claims 1 to 8, the detection module comprising a reference clock unit for providing a fixed reference clock, a microphone clock unit for generating a microphone clock of a corresponding frequency from a capacitance value of a capacitive microphone of the electronic cigarette, and a counter unit comprising a time counter for determining a time of day and a number of sampling counters for providing a count value.
10. An electronic cigarette, comprising a control module and the detection module of claim 9.
CN202210448815.0A 2022-04-27 2022-04-27 Electronic cigarette control method, detection module and electronic cigarette Pending CN116998787A (en)

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Application Number Priority Date Filing Date Title
CN202210448815.0A CN116998787A (en) 2022-04-27 2022-04-27 Electronic cigarette control method, detection module and electronic cigarette

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210448815.0A CN116998787A (en) 2022-04-27 2022-04-27 Electronic cigarette control method, detection module and electronic cigarette

Publications (1)

Publication Number Publication Date
CN116998787A true CN116998787A (en) 2023-11-07

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Application Number Title Priority Date Filing Date
CN202210448815.0A Pending CN116998787A (en) 2022-04-27 2022-04-27 Electronic cigarette control method, detection module and electronic cigarette

Country Status (1)

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