CN109413143B - Low-power-consumption timing remote communication method for Internet of things instrument - Google Patents
Low-power-consumption timing remote communication method for Internet of things instrument Download PDFInfo
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- CN109413143B CN109413143B CN201811052216.7A CN201811052216A CN109413143B CN 109413143 B CN109413143 B CN 109413143B CN 201811052216 A CN201811052216 A CN 201811052216A CN 109413143 B CN109413143 B CN 109413143B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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Abstract
The invention relates to a low-power-consumption timing remote communication method for an Internet of things instrument, belongs to the technical field of Internet of things communication, and solves the technical problem that the service life of a battery is shortened after the Internet of things instrument is in timing communication, and the technical scheme for solving the problem mainly comprises the following steps: checking whether the meter of the Internet of things reaches the time of timing communication, checking the failure times of communication, allowing the timing communication, checking the communication result and recording related information; the invention has the advantages that: by automatically adjusting the timing communication frequency of the Internet of things instrument according to the network state of the environment and the residual battery power, unnecessary communication attempts are reduced, unnecessary power consumption is reduced, and the service life of the battery is prolonged under the condition that uploaded data meet basic application conditions.
Description
Technical Field
The invention relates to the technical field of Internet of things communication, in particular to a low-power-consumption timing remote communication method for an Internet of things instrument.
Background
Along with the popularization of the concept of interconnection of everything and the development of the application technology of the internet of things, more and more smart meter manufacturers apply the technology to the development of smart meters. The intelligent meter applies low-power consumption remote communication technology (such as LoRaWAN, NB-IoT and the like) according to the characteristics of the intelligent meter, the meter performs metering (such as metering gas consumption by an intelligent gas meter terminal), metering and other key data are uploaded to a background system at regular time, the background system performs settlement and fee deduction, then the result is sent to the meter, and the running of the meter is adjusted.
The chip power consumption of the low-power consumption remote communication is reduced compared with the prior chip power consumption, but the power consumption in the communication process is obviously higher (uA-mA) compared with a smart meter, and especially when a network signal is poor, the working current is larger, the communication time is longer, and the power consumption is larger. The intelligent meter has higher requirement on the service life, and the timed communication can obviously increase the consumption of the meter on the battery, shorten the service life of the battery and directly influence the service life of the meter.
Disclosure of Invention
The invention aims to provide a low-power-consumption timing remote communication method for an Internet of things instrument, and the method is used for solving the technical problem that the service life of a battery is shortened after the existing Internet of things instrument is in timing communication.
In order to solve the technical problems, the invention is realized by the following technical scheme that the low-power-consumption timing remote communication method of the Internet of things instrument sequentially comprises the following steps:
the method comprises the following steps: checking whether the Internet of things instrument reaches the timing communication time, if the checked timing communication time does not reach the timing communication time of the logistics instrument, no operation is performed, and if the checked timing communication time reaches the timing communication time of the logistics instrument, the step II is performed;
step two: checking the failure times of communication, and if the communication state of the Internet of things instrument is good and continuous timing communication failure does not occur, adjusting the communication frequency according to the residual battery power; if the communication state of the Internet of things instrument is not good, directly adjusting to the lowest communication frequency when continuous timing communication fails;
step three: judging whether the Internet of things instrument and the system are allowed to carry out timing communication or not according to the residual battery capacity in the step two, if the residual battery capacity is sufficient, allowing the timing communication, and if the residual battery capacity is insufficient, not allowing the timing communication and carrying out non-timing communication;
step four: and after the timing communication is finished, checking the communication result and recording related information.
Preferably, in the second step, when the remaining battery capacity Q isrAnd when the Q is more than or equal to 80 percent, the Internet of things instrument carries out timing communication according to the frequency set by the user.
Preferably, in the second step, when the residual battery capacity is 60 percent, Q is less than or equal to QrWhen the Q is less than 80%, the communication frequency of the Internet of things instrument is adjusted by taking time as a periodic standard, and the theoretical residual electric quantity is delta Q after n daysn＝Qn-Qn' the next day n +1 th day Internet of things instrument redistributes a theoretical electric quantity qn+1Then the available electric quantity is
If q isn+1When the power is greater than 0, the theoretical distribution electric quantity is remained, the timing communication is allowed to be started, and if q is greater than 0n+1When ≦ 0, it indicates that the theoretical distributed power is exhausted, the timing communication is not allowed to be started, and after an effective period is finished, the statistical data of the theoretical and actual power is cleared, and the statistics is restarted in a new period, where: qn＝k×n×tstd，
Wherein: qnTheoretical elimination of power consumption, t, for the first n daysstdPresetting a theoretical communication time for timing communication for an Internet of things instrument every day, wherein k is a relation coefficient between set timing communication time and consumed electric quantity, Qn' is the amount of electricity consumed in the actual operation process of the previous n days, tiThe actual communication time of the ith day.
Preferably, said t isstd＝tday-max/d1Wherein: t is tday-maxMaximum communication time of day, d1Indicating the number of days that communication is available again.
Preferably, in the second step, when the remaining battery capacity Q isrWhen the Q is less than 60%, the communication frequency of the Internet of things instrument is adjusted by taking time as a periodic standard, and the theoretical residual electric quantity on the ith day is delta Qi＝qi-qiIf Δ qiWhen the residual capacity of the battery is more than or equal to 0, the residual capacity of the battery is sufficient, and the timing communication is allowed to be started; if Δ qiIf < 0, it means that the remaining battery power is insufficient, and d is thereafter2The day is not communicated, after an effective period is finished, the number of days which are not communicated is reset, the timing communication can be started immediately in the next period, wherein: q. q.siTheoretical consumption of electricity, q, for the ith dayi' is the actual power consumption of the day i.
Preferably, in the third step, when the meter and the system of the internet of things perform timing communication, the maximum communication time t is setmaxGradually increasing the maximum communication time t when the IOT instrument and the system successfully perform data interaction for one timemaxWhen the interaction of the IOT meter and the system is overtime, timingAnd finishing the communication.
Preferably, in the fourth step, if the timing communication failure is detected, the number of times of the timing communication failure is accumulated; if the communication success is checked, the communication failure times are cleared, the timing communication failure times are checked before the timing communication is started by the Internet of things instrument, if the times are larger than the set times, the current communication is indicated to be continuously failed, the current communication network state is indicated to be extremely poor or equipment is abnormal, and the current communication network state is modified to d3The timing communication is started once.
In conclusion, the invention has the advantages that: 1. whether the IOT instrument reaches the timing communication time is detected through the steps, if the checked timing communication time does not reach the timing communication time of the logistics instrument, no communication operation is carried out, the battery loss of the IOT instrument at the untimed communication time can be effectively avoided, the checked timing communication time reaches the timing communication time of the logistics instrument, the IOT instrument automatically carries out timing communication frequency adjustment according to the environment network state and the residual battery power, unnecessary communication attempts are reduced under the condition that the uploaded data meet the basic application condition, useless power consumption is reduced, the service life of a battery is prolonged, when the communication state of the IOT instrument is not good, the continuous timing communication fails, the lowest communication frequency is directly adjusted, and the invalid communication attempt time of the IOT instrument is reduced when the network state is not good, the timing communication power consumption is reduced under the condition of not reducing the communication efficiency;
2. after the timing communication is finished, checking a communication result and recording related information, so that a background system can conveniently monitor the communication state of the environment where the Internet of things instrument is located;
3. when the remaining battery capacity QrWhen the Q is more than or equal to 80%, under the current battery state, the electric quantity of the battery of the Internet of things instrument is judged to be sufficient, adjustment is not carried out, timing communication is directly carried out according to the frequency set by a user, and the real-time property of uploaded data meets the requirements of the user;
4. when the residual capacity of the battery is 60 percent and Q is not more than QrWhen the Q is less than 80%, under the current battery state, the electric quantity of the battery of the Internet of things instrument is judged to be general, and the frequency needs to be adjusted according to the actual running condition, so that the frequency can be adjustedThe requirements of customers are basically met;
5. presetting theoretical communication time t for timing communication for an Internet of things instrument every daystdSet to maximum communication time of day tday-maxDays of Recommendable communication d1To ensure d at most when the starting is impossible due to insufficient distribution of electricity1The communication can be performed again, when the communication state is not good, d can be generated at intervals1No communication is carried out every day;
6. when the remaining battery capacity QrWhen the Q is less than 60%, under the current battery state, the electric quantity of the battery of the Internet of things instrument is judged to be insufficient, the communication frequency needs to be reduced as much as possible, and when the power consumption is large due to poor communication state, d can be generated immediately2No communication is carried out every day;
7. in the third step, the maximum communication time t of the Internet of things instrument and the system during timing communication is setmaxGradually increasing the maximum communication time t when the IOT instrument and the system successfully perform data interaction for one timemaxThe communication time when the communication fails due to poor communication network state or other reasons can be effectively reduced, and the consumption of the battery power is reduced;
8. checking the times of the timing communication failure and counting the times of the failure, clearing the times of the communication failure if the communication is checked to be successful, checking the times of the timing communication failure before starting the timing communication by the Internet of things instrument, if the times are more than the set times, indicating that the current communication is continuously failed, indicating that the current communication network state is extremely poor or the equipment is abnormal, and modifying the times to d3The fixed-time communication is started once, so that the communication frequency of the Internet of things instrument can be directly adjusted under the condition of poor communication state, and d is ensured3The timing communication is started once.
Drawings
FIG. 1 is a flow chart of a low-power consumption timing remote communication method of an Internet of things instrument according to the invention;
fig. 2 is a flow chart of the timing communication of the meter of the internet of things.
Detailed Description
As shown in fig. 1, a low-power consumption timing remote communication method for an instrument of the internet of things sequentially comprises the following steps:
the method comprises the following steps: checking whether the Internet of things instrument reaches the timing communication time, if the checked timing communication time does not reach the timing communication time of the logistics instrument, no operation is performed, and if the checked timing communication time reaches the timing communication time of the logistics instrument, the step II is performed;
step two: checking the failure times of communication, and if the communication state of the Internet of things instrument is good and continuous timing communication failure does not occur, adjusting the communication frequency according to the residual battery power; if the communication state of the Internet of things instrument is not good, directly adjusting to the lowest communication frequency when continuous timing communication fails;
step three: judging whether the Internet of things instrument and the system are allowed to carry out timing communication or not according to the residual battery capacity in the step two, if the residual battery capacity is sufficient, allowing the timing communication, and if the residual battery capacity is insufficient, not allowing the timing communication and carrying out non-timing communication;
step four: and after the timing communication is finished, checking the communication result and recording related information.
Whether the Internet of things instrument reaches the timing communication time is detected through the steps, if the checked timing communication time does not reach the timing communication time of the logistics instrument, the communication is finished, the battery loss of the Internet of things instrument at the untimed communication time can be effectively avoided, the checked regular communication time reaches the regular communication time of the logistics instrument, the Internet of things instrument automatically adjusts the regular communication frequency according to the environment network state and the residual battery power, unnecessary communication attempts are reduced, unnecessary power consumption is reduced, the service life of a battery is prolonged under the condition that the uploaded data meet the basic application condition, when the communication state of the Internet of things instrument is not good and continuous timing communication fails, the lowest communication frequency is directly adjusted, so that invalid communication attempt time can be reduced when the network state of the Internet of things instrument is not good, and the timing communication power consumption can be reduced under the condition of not reducing the communication efficiency; and after the timing communication in the step four is finished, checking the communication result and recording related information, so that the background system can conveniently monitor the communication state of the environment where the Internet of things instrument is located.
Using the remaining battery capacity QrIndicating that the battery capacity is represented by Q, when the battery residual capacity is QrWhen the current battery state is more than or equal to 80% Q, the electric quantity of the battery of the Internet of things instrument is judged to be sufficient, adjustment is not carried out, timing communication is directly carried out according to the frequency set by a user, and the real-time property of uploaded data meets the requirements of customers.
When the residual capacity of the battery is 60 percent and Q is not more than QrWhen the current battery state is less than 80% Q, the battery capacity of the Internet of things instrument is judged to be general at the moment, the frequency needs to be adjusted according to the actual operation condition, the customer requirements can be basically met, the Internet of things instrument adjusts the communication frequency by taking time as a periodic standard, and the theoretical residual capacity is delta Q after n daysn＝Qn-Qn' the next day n +1 th day Internet of things instrument redistributes a theoretical electric quantity qn+1Then the available electric quantity is
If q isn+1When the power is greater than 0, the theoretical distribution electric quantity is remained, the timing communication is allowed to be started, and if q is greater than 0n+1When ≦ 0, it indicates that the theoretical distributed power is exhausted, the timing communication is not allowed to be started, and after an effective period is finished, the statistical data of the theoretical and actual power is cleared, and the statistics is restarted in a new period, where: qn＝k×n×tstd，
Wherein: qnTheoretical elimination of power consumption, t, for the first n daysstdPresetting a theoretical communication time for timing communication for an Internet of things instrument every day, wherein k is a relation coefficient between set timing communication time and consumed electric quantity, Qn' is the amount of electricity consumed in the actual operation process of the previous n days, tiThe actual communication time of the ith day, tstd＝tday-max/d1Wherein: t is tday-maxMaximum communication time of day, d1Indicating the number of days for which communication can be performed again, and ensuring that the mobile phone can not be started due to insufficient distribution of electricity and d is maximum1Can communicate againWhen the communication state is not good, d will be present at intervals1No communication is made every day.
When the remaining battery capacity QrWhen the Q is less than 60%, under the current battery state, the electric quantity of the battery of the Internet of things instrument is judged to be insufficient, the communication frequency needs to be reduced as much as possible, and when the power consumption is large due to poor communication state, d can be generated immediately2Communication is not carried out every day, the communication frequency of the Internet of things instrument is adjusted by taking time as a periodic standard, and the theoretical residual electric quantity of the ith day is delta qi＝qi-qiIf Δ qiWhen the residual capacity of the battery is more than or equal to 0, the residual capacity of the battery is sufficient, and the timing communication is allowed to be started; if Δ qiIf < 0, it means that the remaining battery power is insufficient, and d is thereafter2The day is not communicated, after an effective period is finished, the number of days which are not communicated is reset, the timing communication can be started immediately in the next period, wherein: q. q.siTheoretical consumption of electricity, q, for the ith dayi' is the actual power consumption of the day i.
The data uploading of the meter of the internet of things comprises timed communication and non-timed communication, the data interaction flows of the timed communication and the non-timed communication are consistent and are mutual responses of the meter of the internet of things and the system, as shown in fig. 2, in the third step, when the meter of the internet of things and the system carry out timed communication, the maximum communication time t is setmaxGradually increasing the maximum communication time t when the IOT instrument and the system successfully perform data interaction for one timemaxWhen the interaction of the Internet of things instrument and the system is overtime, the timing communication is finished, when the Internet of things instrument and the system are in non-timing communication, the communication is started to time, the Internet of things instrument and the system perform data interaction in the communication process, one response is performed, if the system does not respond after the Internet of things instrument sends data, the Internet of things instrument retransmits the data to continue trying, and when the timing is greater than t in the interaction process, the timing is greater than tmaxIf so, the communication is immediately ended, and the communication fails.
Step four, if the timing communication failure is detected, accumulating the times of the timing communication failure; if the communication is successfully checked, the communication failure times are cleared, before the timing communication is started by the Internet of things instrument, the timing communication failure times are checked, and if the times are more than the set timesIf the number is more than the preset threshold, the current communication is continuously failed, the current communication network state is extremely poor or the equipment is abnormal, and the operation is modified to d3The fixed-time communication is started once, so that the communication frequency of the Internet of things instrument can be directly adjusted under the condition of poor communication state, and d is ensured3The timing communication is started once.
Other embodiments of the present invention than the preferred embodiments described above will be apparent to those skilled in the art from the present invention, and various changes and modifications can be made therein without departing from the spirit of the present invention as defined in the appended claims.
Claims (7)
1. A low-power-consumption timing remote communication method for an Internet of things instrument is characterized by comprising the following steps: the method sequentially comprises the following steps:
the method comprises the following steps: checking whether the Internet of things instrument reaches the timing communication time, if the checked timing communication time does not reach the timing communication time of the logistics instrument, no operation is performed, and if the checked timing communication time reaches the timing communication time of the logistics instrument, the step II is performed;
step two: checking the failure times of communication, and if the communication state of the Internet of things instrument is good and continuous timing communication failure does not occur, adjusting the communication frequency according to the residual battery power; if the communication state of the Internet of things instrument is not good, directly adjusting to the lowest communication frequency when continuous timing communication fails;
step three: judging whether the Internet of things instrument and the system are allowed to carry out timing communication or not according to the residual battery capacity in the step two, if the residual battery capacity is sufficient, allowing the timing communication, and if the residual battery capacity is insufficient, not allowing the timing communication and carrying out non-timing communication;
step four: and after the timing communication is finished, checking the communication result and recording related information.
2. The Internet of things instrument low-power-consumption timing remote communication method according to claim 1, characterized in that: in the second step, when the remaining battery capacity QrWhen the Q is more than or equal to 80 percent, the Internet of things instrument is set according to the userThe set frequency is used for timing communication, and Q is the battery capacity.
3. The Internet of things instrument low-power-consumption timing remote communication method according to claim 1, characterized in that: in the second step, when the residual battery capacity is 60 percent and Q is not more than QrWhen the Q is less than 80%, the communication frequency of the Internet of things instrument is adjusted by taking time as a periodic standard, and the theoretical residual electric quantity is delta Q after n daysn＝Qn-Qn' the next day n +1 th day Internet of things instrument redistributes a theoretical electric quantity qn+1Then the available electric quantity is
If q isn+1When the power is greater than 0, the theoretical distribution electric quantity is remained, the timing communication is allowed to be started, and if q is greater than 0n+1When ≦ 0, it indicates that the theoretical distributed power is exhausted, the timing communication is not allowed to be started, and after an effective period is finished, the statistical data of the theoretical and actual power is cleared, and the statistics is restarted in a new period, where: qn＝k×n×tstd，
Wherein: qnTheoretical elimination of power consumption, t, for the first n daysstdPresetting a theoretical communication time for timing communication for an Internet of things instrument every day, wherein k is a relation coefficient between set timing communication time and consumed electric quantity, Qn' is the amount of electricity consumed in the actual operation process of the previous n days, tiThe actual communication time of the ith day and Q is the battery power.
4. The Internet of things instrument low-power-consumption timing remote communication method according to claim 3, characterized in that: said t isstd＝tday-max/d1Wherein: t is tday-maxMaximum communication time of day, d1Indicating the number of days that communication is available again.
5. The Internet of things instrument low-power consumption timing remote controller according to claim 1The program communication method is characterized in that: in the second step, when the remaining battery capacity QrWhen the Q is less than 60%, the communication frequency of the Internet of things instrument is adjusted by taking time as a periodic standard, and the theoretical residual electric quantity on the ith day is delta Qi＝qi-qiIf Δ qiWhen the residual capacity of the battery is more than or equal to 0, the residual capacity of the battery is sufficient, and the timing communication is allowed to be started; if Δ qiIf < 0, it means that the remaining battery power is insufficient, and d is thereafter2The day is not communicated, after an effective period is finished, the number of days which are not communicated is reset, the timing communication can be started immediately in the next period, wherein: q. q.siTheoretical consumption of electricity, q, for the ith dayi' is the actual power consumed on day i, and Q is the battery power.
6. The Internet of things instrument low-power-consumption timing remote communication method according to claim 1, characterized in that: in the third step, when the Internet of things instrument and the system carry out timing communication, the maximum communication time t is setmaxGradually increasing the maximum communication time t when the IOT instrument and the system successfully perform data interaction for one timemaxAnd when the interaction of the Internet of things instrument and the system is overtime, the timing communication is finished.
7. The Internet of things instrument low-power-consumption timing remote communication method according to claim 1, characterized in that: step four, if the timing communication failure is detected, accumulating the times of the timing communication failure; if the communication success is checked, the communication failure times are cleared, the timing communication failure times are checked before the timing communication is started by the Internet of things instrument, if the times are larger than the set times, the current communication is indicated to be continuously failed, the current communication network state is indicated to be extremely poor or equipment is abnormal, and the current communication network state is modified to d3The timing communication is started once.
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| CN110881212B (en) * | 2019-12-09 | 2023-08-25 | Oppo广东移动通信有限公司 | Method and device for saving power of equipment, electronic equipment and medium |
| CN111966522B (en) * | 2020-08-20 | 2023-03-21 | 合肥梅洛尼智能科技有限公司 | Method for reducing communication incapability of household appliances |
| CN113259881B (en) * | 2021-05-07 | 2024-04-30 | 隆讯(徐州)智能科技有限公司 | NB-IoT (network management entity-internet of things) terminal system and method for realizing self-adaptive service model |
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