阅读说明：本技术 基于电子磁力计的电磁测量方法、装置、设备和存储介质 (Electromagnetic measurement method, device, equipment and storage medium based on electronic magnetometer ) 是由 不公告发明人 于 2020-12-18 设计创作，主要内容包括：本申请涉及电磁计算领域,提供了基于电子磁力计的电磁测量方法、装置、设备和存储介质,方法包括：获取预设的最大电流值以及最小电流值；获取预设的最大磁力值、最小磁力值；通过电流计以及电子磁力计分别获取校验电流值以及原始磁力值；根据最大电流值、最小电流值、最大磁力值以及最小磁力值计算得到补偿系数；根据补偿系数以及校验电流值校正原始磁力值,得到测量结果。本申请提供了通过补偿系数对电流产生的磁场进行补偿,从而测量中减少了电流产生的磁场对电子磁力计的干扰。(The application relates to the field of electromagnetic computing, and provides an electromagnetic measurement method, an electromagnetic measurement device, electromagnetic measurement equipment and a storage medium based on an electronic magnetometer, wherein the method comprises the following steps: acquiring a preset maximum current value and a preset minimum current value; acquiring a preset maximum magnetic force value and a preset minimum magnetic force value; respectively acquiring a calibration current value and an original magnetic force value through a galvanometer and an electronic magnetometer; calculating to obtain a compensation coefficient according to the maximum current value, the minimum current value, the maximum magnetic force value and the minimum magnetic force value; and correcting the original magnetic force value according to the compensation coefficient and the check current value to obtain a measurement result. The application provides that the magnetic field generated by the current is compensated by the compensation coefficient, so that the interference of the magnetic field generated by the current on the electronic magnetometer is reduced in measurement.)

1. An electromagnetic measurement method based on an electronic magnetometer, the method comprising:

acquiring a preset maximum current value and a preset minimum current value;

acquiring a preset maximum magnetic force value and a preset minimum magnetic force value;

respectively acquiring a calibration current value and an original magnetic force value through a galvanometer and an electronic magnetometer;

calculating to obtain a compensation coefficient according to the maximum current value, the minimum current value, the maximum magnetic force value and the minimum magnetic force value;

and correcting the original magnetic force value according to the compensation coefficient and the check current value to obtain a measurement result.

2. The method of claim 1, wherein before obtaining the preset maximum current value and the preset minimum current value, the method further comprises:

commanding the terminal equipment to operate at the maximum power, and obtaining the maximum current value through the ammeter;

and commanding to cut off the power supply of the terminal equipment, commanding the electronic magnetometer to run, and acquiring the minimum current value through the ammeter.

3. The method of claim 2, wherein before obtaining the preset maximum and minimum magnetic force values, the method further comprises:

when the terminal equipment runs at the maximum power, the maximum magnetic force value is obtained through the electronic magnetometer;

and when the power supply of the terminal equipment is disconnected, the minimum magnetic force value is obtained through the electronic magnetometer.

4. The method of claim 3, wherein calculating a compensation factor based on the maximum current value, the minimum current value, the maximum magnetic force value, and the minimum magnetic force value comprises:

the compensation coefficient is obtained by (Vmax-Vmin)/(Imax-Imin), where Vcomp is the compensation coefficient, Vmax is the maximum magnetic force value, Vmin is the minimum magnetic force value, Imax is the maximum current value, and Imin is the minimum current value.

5. The method of claim 4, wherein said correcting said raw magnetic force values based on said compensation factor and said verification current value to obtain measurements comprises:

and obtaining the measurement result through Vcal ═ Vcurr- (Iurr-Imin) × Vcomp, wherein Vcurr is the original magnetic force value, Iurr is the verification current, and Vcal is the measurement result.

6. The method of any of claims 1-5, wherein after said correcting said original magnetic force values based on said compensation factor and said verification current value to obtain a measurement, said method further comprises:

returning a 32-bit 2-ary number after completing the correction of the original magnetic force value;

if the ith bit is 1, determining that the correction of the (i + 1) th electronic magnetometer is normal, wherein i is an integer which is greater than or equal to 0 and less than 32;

and if the ith bit is 0, determining that the (i + 1) th electronic magnetometer is abnormal in correction.

7. The method of claim 6, wherein after obtaining the preset maximum and minimum magnetic force values, the method further comprises:

determining an upper limit value and a lower limit value by a triple standard deviation method, constructing the user data range according to the upper limit value and the lower limit value, and if the original magnetic force value does not fall in the range, judging the original magnetic force value to be an abnormal value and removing the abnormal value.

8. An apparatus for electromagnetic measurement based on an electronic magnetometer, the apparatus comprising:

the input and output module is used for acquiring a preset maximum current value and a preset minimum current value;

the processing module is used for acquiring preset maximum magnetic force values and preset minimum magnetic force values through the input and output module; respectively acquiring a calibration current value and an original magnetic force value through a galvanometer and an electronic magnetometer; calculating to obtain a compensation coefficient according to the maximum current value, the minimum current value, the maximum magnetic force value and the minimum magnetic force value; and correcting the original magnetic force value according to the compensation coefficient and the check current value to obtain a measurement result.

9. A computer device, characterized in that the computer device comprises:

at least one processor, a memory, and an input-output unit;

wherein the memory is configured to store program code and the processor is configured to invoke the program code stored in the memory to perform the method of any of claims 1-7.

10. A computer storage medium comprising instructions which, when run on a computer, cause the computer to perform the method of any one of claims 1-7.

Technical Field

The present application relates to the field of electromagnetic computing, and in particular, to an electromagnetic measurement method, apparatus, device, and storage medium based on an electronic magnetometer.

Background

Electronic magnetometers, also known as electronic compasses, have been widely used as navigation instruments or attitude sensors in modern technology. Compared with the traditional pointer type and balance frame structure compass, the electronic compass has the advantages of low energy consumption, small volume, light weight, high precision and miniaturization. The compass has the advantages of shake resistance, vibration resistance, high course precision, capability of being integrated into a control loop for data link and the like, so that the compass is widely applied to the fields of aviation, aerospace, robots, navigation, autonomous vehicle navigation and the like. The electronic compass is applied to a compact circuit board, wires or PCB wiring can exist around the electronic compass in peripheral space distribution, and current in the wires can generate a magnetic field to interfere data accuracy of the electronic magnetometer.

Disclosure of Invention

The application provides an electromagnetic measurement method based on an electronic magnetometer, which can solve the problem that electromagnetic measurement is interfered by current in the prior art.

In a first aspect, the present application provides an electromagnetic measurement method based on an electronic magnetometer, including:

acquiring a preset maximum current value and a preset minimum current value;

acquiring a preset maximum magnetic force value and a preset minimum magnetic force value;

respectively acquiring a calibration current value and an original magnetic force value through a galvanometer and an electronic magnetometer;

calculating to obtain a compensation coefficient according to the maximum current value, the minimum current value, the maximum magnetic force value and the minimum magnetic force value;

and correcting the original magnetic force value according to the compensation coefficient and the check current value to obtain a measurement result.

In some possible designs, before obtaining the preset maximum current value and the preset minimum current value, the method further includes:

commanding the terminal equipment to operate at the maximum power, and obtaining the maximum current value through the ammeter;

and commanding to cut off the power supply of the terminal equipment, commanding the electronic magnetometer to run, and acquiring the minimum current value through the ammeter.

In some possible designs, before obtaining the preset maximum magnetic force value and the preset minimum magnetic force value, the method further includes:

when the terminal equipment runs at the maximum power, the maximum magnetic force value is obtained through the electronic magnetometer;

and when the power supply of the terminal equipment is disconnected, the minimum magnetic force value is obtained through the electronic magnetometer.

In some possible designs, the calculating a compensation coefficient according to the maximum current value, the minimum current value, the maximum magnetic force value, and the minimum magnetic force value includes:

the compensation coefficient is obtained by (Vmax-Vmin)/(Imax-Imin), where Vcomp is the compensation coefficient, Vmax is the maximum magnetic force value, Vmin is the minimum magnetic force value, Imax is the maximum current value, and Imin is the minimum current value.

In some possible designs, the correcting the original magnetic force value according to the compensation coefficient and the check current value to obtain a measurement result includes:

and obtaining the measurement result through Vcal ═ Vcurr- (Iurr-Imin) × Vcomp, wherein Vcurr is the original magnetic force value, Iurr is the verification current, and Vcal is the measurement result.

In some possible designs, after the correcting the original magnetic force value according to the compensation coefficient and the check current value to obtain a measurement result, the method further includes:

returning a 32-bit 2-ary number after completing the correction of the original magnetic force value;

if the ith bit is 1, determining that the correction of the (i + 1) th electronic magnetometer is normal, wherein i is an integer which is greater than or equal to 0 and less than 32;

and if the ith bit is 0, determining that the (i + 1) th electronic magnetometer is abnormal in correction.

In some possible designs, after obtaining the preset maximum magnetic force value and the preset minimum magnetic force value, the method further includes:

determining an upper limit value and a lower limit value by a triple standard deviation method, constructing the user data range according to the upper limit value and the lower limit value, and if the original magnetic force value does not fall in the range, judging the original magnetic force value to be an abnormal value and removing the abnormal value.

In a second aspect, the present application provides an apparatus for electronic magnetometer-based electromagnetic measurements, having the functionality of implementing a method corresponding to the platform for electronic magnetometer-based electromagnetic measurements provided in the first aspect above. The functions can be realized by hardware, and the functions can also be realized by executing corresponding software by hardware. The hardware or software includes one or more modules corresponding to the above functions, which may be software and/or hardware.

The electromagnetic measurement device based on an electronic magnetometer comprises:

the input and output module is used for acquiring a preset maximum current value and a preset minimum current value;

the processing module is used for acquiring preset maximum magnetic force values and preset minimum magnetic force values through the input and output module; respectively acquiring a calibration current value and an original magnetic force value through a galvanometer and an electronic magnetometer; calculating to obtain a compensation coefficient according to the maximum current value, the minimum current value, the maximum magnetic force value and the minimum magnetic force value; and correcting the original magnetic force value according to the compensation coefficient and the check current value to obtain a measurement result.

In some possible designs, the processing module is further to:

commanding the terminal equipment to operate at the maximum power, and obtaining the maximum current value through the ammeter;

and commanding to cut off the power supply of the terminal equipment, commanding the electronic magnetometer to run, and acquiring the minimum current value through the ammeter.

In some possible designs, the processing module is further to:

when the terminal equipment runs at the maximum power, the maximum magnetic force value is obtained through the electronic magnetometer;

and when the power supply of the terminal equipment is disconnected, the minimum magnetic force value is obtained through the electronic magnetometer.

In some possible designs, the processing module is further to:

the compensation coefficient is obtained by (Vmax-Vmin)/(Imax-Imin), where Vcomp is the compensation coefficient, Vmax is the maximum magnetic force value, Vmin is the minimum magnetic force value, Imax is the maximum current value, and Imin is the minimum current value.

In some possible designs, the processing module is further to:

and obtaining the measurement result through Vcal ═ Vcurr- (Iurr-Imin) × Vcomp, wherein Vcurr is the original magnetic force value, Iurr is the verification current, and Vcal is the measurement result.

In some possible designs, the processing module is further to:

returning a 32-bit 2-ary number after completing the correction of the original magnetic force value;

if the ith bit is 1, determining that the correction of the (i + 1) th electronic magnetometer is normal, wherein i is an integer which is greater than or equal to 0 and less than 32;

and if the ith bit is 0, determining that the (i + 1) th electronic magnetometer is abnormal in correction.

In some possible designs, the processing module is further to:

determining an upper limit value and a lower limit value by a triple standard deviation method, constructing the user data range according to the upper limit value and the lower limit value, and if the original magnetic force value does not fall in the range, judging the original magnetic force value to be an abnormal value and removing the abnormal value.

Yet another aspect of the present application provides a computer device comprising at least one connected processor, a memory, and an input/output unit, wherein the memory is used for storing program codes, and the processor is used for calling the program codes in the memory to execute the method of the above aspects.

Yet another aspect of the present application provides a computer storage medium comprising instructions which, when executed on a computer, cause the computer to perform the method of the above-described aspects.

After the compensation coefficient is calculated, the original measurement value of the electronic magnetometer is linearly compensated under the condition that the main current wires in the spatial distribution of the electronic magnetometer work at any current, so that the more accurate measurement value of the electronic magnetometer is obtained. Under the condition that the space is limited, the installation position of the electronic magnetometer is not restricted by a current lead in the space, and under the interference of a current effect, the accurate measured value of the electronic magnetometer is obtained through calculation of a compensation value.

Drawings

FIG. 1 is a schematic flow chart of an electromagnetic measurement method based on an electronic magnetometer according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of an apparatus for electromagnetic measurement based on an electronic magnetometer according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a computer device in an embodiment of the present application.

The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. The terms "first," "second," and the like in the description and in the claims of the present application and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be practiced otherwise than as specifically illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or modules is not necessarily limited to those steps or modules explicitly listed, but may include other steps or modules not explicitly listed or inherent to such process, method, article, or apparatus, and such that a division of modules presented in this application is merely a logical division that may be implemented in an actual application in a different manner, such that multiple modules may be combined or integrated into another system, or some features may be omitted, or may not be implemented.

Referring to fig. 1, an electromagnetic measurement method based on an electronic magnetometer provided by the present application is illustrated, and the method includes:

101. and acquiring a preset maximum current value and a preset minimum current value.

In this embodiment, all power consuming devices of the system are turned on and operated at the maximum power, and the current meter obtains the maximum current value at this time. And all the equipment in the system is closed, only the power supply of the electronic magnetometer is reserved, and the ammeter obtains the minimum current value at the moment.

102. And acquiring a preset maximum magnetic force value and a preset minimum magnetic force value.

In this embodiment, all power consuming devices of the system are turned on and run at maximum power, and the electronic magnetometer obtains the maximum magnetic force value at this time. And (3) closing all the equipment in the system, and only reserving the power supply of the electronic magnetometer, wherein the electronic magnetometer obtains the minimum magnetic force value at the moment.

103. And respectively acquiring a checking current value and an original magnetic force value through the galvanometer and the electronic magnetometer.

In this embodiment, the current value and the magnetic force value when the system is operating are obtained.

104. And calculating to obtain a compensation coefficient according to the maximum current value, the minimum current value, the maximum magnetic force value and the minimum magnetic force value.

In this embodiment, as shown in fig. 1-2, the raw measurement value of the electronic magnetometer when the main current wire near the electronic magnetometer has the maximum working current flowing through it and the current measurement value at that time are needed to be used for calculating the compensation value, which is referred to as data set 1, and the raw measurement value of the electronic magnetometer when the main current wire near the electronic magnetometer has no current and the current measurement value at that time is referred to as data set 2. The compensation coefficients are calculated using data set 1 and data set 2.

105. And correcting the original magnetic force value according to the compensation coefficient and the check current value to obtain a measurement result.

In this embodiment, as shown in fig. 1 to 3, after the compensation coefficient is obtained, the raw measurement value of the electronic magnetometer can be calculated by the compensation value according to the current magnitude, so as to obtain the calibration measurement value.

After the compensation coefficient is calculated, the original measurement value of the electronic magnetometer is linearly compensated under the condition that the main current wires in the spatial distribution of the electronic magnetometer work at any current, so that the more accurate measurement value of the electronic magnetometer is obtained. Under the condition that the space is limited, the installation position of the electronic magnetometer is not restricted by a current lead in the space, and under the interference of a current effect, the accurate measured value of the electronic magnetometer is obtained through calculation of a compensation value.

In some embodiments, before obtaining the preset maximum current value and the preset minimum current value, the method further includes:

commanding the terminal equipment to operate at the maximum power, and obtaining the maximum current value through the ammeter;

and commanding to cut off the power supply of the terminal equipment, commanding the electronic magnetometer to run, and acquiring the minimum current value through the ammeter.

In the above embodiment, all the power consuming devices of the system are turned on and operated at the maximum power, and the ammeter obtains the maximum current value at this time. And all the equipment in the system is closed, only the power supply of the electronic magnetometer is reserved, and the ammeter obtains the minimum current value at the moment.

In some embodiments, before obtaining the preset maximum magnetic force value and the preset minimum magnetic force value, the method further includes:

when the terminal equipment runs at the maximum power, the maximum magnetic force value is obtained through the electronic magnetometer;

and when the power supply of the terminal equipment is disconnected, the minimum magnetic force value is obtained through the electronic magnetometer.

In the above embodiment, all power consuming devices of the system are turned on and operated at maximum power, and the electronic magnetometer obtains the maximum magnetic force value at this time. And (3) closing all the equipment in the system, and only reserving the power supply of the electronic magnetometer, wherein the electronic magnetometer obtains the minimum magnetic force value at the moment.

In some embodiments, the calculating a compensation coefficient according to the maximum current value, the minimum current value, the maximum magnetic force value, and the minimum magnetic force value includes:

the compensation coefficient is obtained by (Vmax-Vmin)/(Imax-Imin), where Vcomp is the compensation coefficient, Vmax is the maximum magnetic force value, Vmin is the minimum magnetic force value, Imax is the maximum current value, and Imin is the minimum current value.

In the above embodiment, the measurement values of the electronic magnetometer and the ammeter when the maximum working current of the main current lead in the spatial distribution of the electronic magnetometer is collected in advance, and the measurement values of the electronic magnetometer and the ammeter when the main current lead in the spatial distribution of the magnetometer is free of the working current are collected in advance, and the compensation coefficient is calculated by using the maximum value and the minimum value of the current and the magnetic force

In some embodiments, the correcting the original magnetic force value according to the compensation coefficient and the verification current value to obtain a measurement result includes:

and obtaining the measurement result through Vcal ═ Vcurr- (Iurr-Imin) × Vcomp, wherein Vcurr is the original magnetic force value, Iurr is the verification current, and Vcal is the measurement result.

In the above embodiment, after obtaining the compensation coefficient, the raw measurement value of the electronic magnetometer may be calculated by the compensation value according to the current magnitude, so as to obtain the calibration measurement value.

In some embodiments, after the correcting the original magnetic force value according to the compensation coefficient and the verification current value to obtain the measurement result, the method further includes:

returning a 32-bit 2-ary number after completing the correction of the original magnetic force value;

if the ith bit is 1, determining that the correction of the (i + 1) th electronic magnetometer is normal, wherein i is an integer which is greater than or equal to 0 and less than 32;

and if the ith bit is 0, determining that the (i + 1) th electronic magnetometer is abnormal in correction.

In the above embodiment, the 0 th bit of the 2-ary number represents whether the first electronic magnetometer calibration was successful. After the whole process is executed, a 32-bit 2-system number is returned to indicate whether the electronic magnetometer is successfully corrected, if the 0 th bit is 1, the first electronic magnetometer is successfully corrected, and if the 0 th bit is 0, the first electronic magnetometer is unsuccessfully corrected, so that whether the electronic magnetometer is successfully corrected or not is judged by the method.

In some embodiments, after obtaining the preset maximum magnetic force value and the preset minimum magnetic force value, the method further includes:

determining an upper limit value and a lower limit value by a triple standard deviation method, constructing the user data range according to the upper limit value and the lower limit value, and if the original magnetic force value does not fall in the range, judging the original magnetic force value to be an abnormal value and removing the abnormal value.

In the above embodiment, the maximum magnetic force value and the minimum magnetic force value are measured multiple times, and the mean X of the maximum magnetic force value, the variance Y of the maximum magnetic force value, the mean M of the minimum magnetic force value, and the variance N of the minimum magnetic force value are obtained. And if the subsequently obtained original magnetic force value is not in the interval of [ M-3N, X +3Y ], determining the magnetic force value as an abnormal value.

Fig. 2 is a schematic structural diagram of an apparatus 20 for electromagnetic measurement based on an electronic magnetometer, which can be applied to electromagnetic measurement based on an electronic magnetometer. The device for electromagnetic measurement based on an electronic magnetometer in the embodiment of the present application can implement the steps corresponding to the method for electromagnetic measurement based on an electronic magnetometer performed in the embodiment corresponding to fig. 1. The functions performed by the means 20 for electromagnetic measurement based on an electronic magnetometer may be implemented by hardware or by hardware executing corresponding software. The hardware or software includes one or more modules corresponding to the above functions, which may be software and/or hardware. The device for electromagnetic measurement based on an electronic magnetometer may include an input/output module 201 and a processing module 202, and the processing module 202 and the input/output module 201 may refer to operations executed in the embodiment corresponding to fig. 1, which are not described herein again. The input-output module 201 may be used to control input, output, and acquisition operations of the input-output module 201.

In some embodiments, the input/output module 201 may be configured to obtain a preset maximum current value and a preset minimum current value;

the processing module 202 may be configured to obtain a preset maximum magnetic force value and a preset minimum magnetic force value through the input/output module 201; respectively acquiring a calibration current value and an original magnetic force value through a galvanometer and an electronic magnetometer; calculating to obtain a compensation coefficient according to the maximum current value, the minimum current value, the maximum magnetic force value and the minimum magnetic force value; and correcting the original magnetic force value according to the compensation coefficient and the check current value to obtain a measurement result.

In some embodiments, the processing module 202 is further configured to:

commanding the terminal equipment to operate at the maximum power, and obtaining the maximum current value through the ammeter;

and commanding to cut off the power supply of the terminal equipment, commanding the electronic magnetometer to run, and acquiring the minimum current value through the ammeter.

In some embodiments, the processing module 202 is further configured to:

when the terminal equipment runs at the maximum power, the maximum magnetic force value is obtained through the electronic magnetometer;

and when the power supply of the terminal equipment is disconnected, the minimum magnetic force value is obtained through the electronic magnetometer.

In some embodiments, the processing module 202 is further configured to:

the compensation coefficient is obtained by (Vmax-Vmin)/(Imax-Imin), where Vcomp is the compensation coefficient, Vmax is the maximum magnetic force value, Vmin is the minimum magnetic force value, Imax is the maximum current value, and Imin is the minimum current value.

In some embodiments, the processing module 202 is further configured to:

and obtaining the measurement result through Vcal ═ Vcurr- (Iurr-Imin) × Vcomp, wherein Vcurr is the original magnetic force value, Iurr is the verification current, and Vcal is the measurement result.

In some embodiments, the processing module 202 is further configured to:

returning a 32-bit 2-ary number after completing the correction of the original magnetic force value;

if the ith bit is 1, determining that the correction of the (i + 1) th electronic magnetometer is normal, wherein i is an integer which is greater than or equal to 0 and less than 32;

and if the ith bit is 0, determining that the (i + 1) th electronic magnetometer is abnormal in correction.

In some embodiments, the processing module 202 is further configured to:

determining an upper limit value and a lower limit value by a triple standard deviation method, constructing the user data range according to the upper limit value and the lower limit value, and if the original magnetic force value does not fall in the range, judging the original magnetic force value to be an abnormal value and removing the abnormal value.

The creating apparatus in the embodiment of the present application is described above from the perspective of the modular functional entity, and the following describes a computer device from the perspective of hardware, as shown in fig. 3, which includes: a processor, a memory, an input-output unit (which may also be a transceiver, not identified in fig. 3), and a computer program stored in the memory and executable on the processor. For example, the computer program may be a program corresponding to the electromagnetic measurement method based on the electronic magnetometer in the embodiment corresponding to fig. 1. For example, when the computer device implements the functions of the apparatus 20 for electromagnetic measurement based on an electronic magnetometer shown in fig. 2, the processor executes the computer program to implement the steps of the method for electromagnetic measurement based on an electronic magnetometer, which is executed by the apparatus 20 for electromagnetic measurement based on an electronic magnetometer in the embodiment corresponding to fig. 2. Alternatively, the processor implements the functions of the modules in the device 20 for electromagnetic measurement based on an electronic magnetometer according to the embodiment corresponding to fig. 2 when executing the computer program. For another example, the computer program may be a program corresponding to the electromagnetic measurement method based on the electronic magnetometer in the embodiment corresponding to fig. 1.

The Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc. The general purpose processor may be a microprocessor or the processor may be any conventional processor or the like which is the control center for the computer device and which connects the various parts of the overall computer device using various interfaces and lines.

The memory may be used to store the computer programs and/or modules, and the processor may implement various functions of the computer device by running or executing the computer programs and/or modules stored in the memory and invoking data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, video data, etc.) created according to the use of the cellular phone, etc. In addition, the memory may include high speed random access memory, and may also include non-volatile memory, such as a hard disk, a memory, a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), at least one magnetic disk storage device, a Flash memory device, or other volatile solid state storage device.

The input-output unit may also be replaced by a receiver and a transmitter, which may be the same or different physical entities. When they are the same physical entity, they may be collectively referred to as an input-output unit. The input and output may be a transceiver.

The memory may be integrated in the processor or may be provided separately from the processor.

Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM), and includes several instructions for enabling a terminal (e.g., a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present application.

The embodiments of the present application have been described above with reference to the drawings, but the present application is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many changes and modifications without departing from the spirit and scope of the present application and the protection scope of the claims, and all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.