CN107548096A - SAR methods of adjustment, device, mobile terminal and readable storage medium storing program for executing - Google Patents

Abstract

Embodiments of the present invention provide a SAR adjustment method, device, mobile terminal, and readable storage medium. The method is applied to a mobile terminal, and the mobile terminal stores the corresponding relationship between the geographic location and the maximum power limit value. The method includes: responding to a triggered network event, acquiring the current geographic location of the mobile terminal; The maximum power limit value matched by the geographic location; adjust the current maximum power limit value of the mobile terminal based on the obtained maximum power limit value, and communicate through the adjusted power to adjust the SAR value of the mobile terminal to the human body . The SAR adjustment method has low development cost and high practical value, and can adjust the maximum power limit value of the mobile terminal in real time according to the current geographic location of the mobile terminal, so that the mobile terminal meets the SAR certification requirements of the current geographic location and realizes automatic SAR adaptation .

Description

SAR adjustment method, device, mobile terminal and readable storage medium

technical field

The present invention relates to the technical field of mobile terminal radiation adjustment, in particular to a SAR adjustment method and device, a mobile terminal and a readable storage medium.

Background technique

With the continuous development of science and technology, mobile terminals (such as smart phones) are more and more widely used, but because the radiation generated by the mobile terminal itself has an impact on the human body, the degree of impact can be measured by SAR (Specific Absorption Rate, electromagnetic wave absorption ratio) Therefore, different regions have different authentication requirements for SAR of mobile terminals. Only when the mobile terminal meets the certification requirements of the corresponding region, the mobile terminal can enter the regional market for sale. Therefore, for a mobile terminal, how to adjust its own radiation to meet the authentication requirements of each region is an extremely serious technical problem.

But for now, the radiation adjustment scheme commonly used in the market is to use different hardware or software configurations when the same mobile terminal is sold in different regions, so as to meet the certification requirements of the current regions. This radiation adjustment scheme increases the design and development complexity and cost of the mobile terminal, and cannot substantially solve the problem that the same mobile terminal does not meet the certification requirements of other regions when it is transferred between different regions.

Contents of the invention

In order to overcome the above-mentioned deficiencies in the prior art, the object of the present invention is to provide a SAR adjustment method, device, mobile terminal and readable storage medium. The SAR adjustment method has low development cost and high practical value, and can adjust the maximum power limit value of the mobile terminal in real time according to the current geographic location of the mobile terminal, so that the mobile terminal meets the SAR certification requirements of the current geographic location and realizes automatic SAR adaptation .

As far as the SAR adjustment method is concerned, a preferred embodiment of the present invention provides a SAR adjustment method, which is applied to a mobile terminal, and the corresponding relationship between the geographical location and the maximum power limit value is stored in the mobile terminal. The methods include:

Obtain the current geographic location of the mobile terminal in response to a triggered network event;

Obtain the maximum power limit value matching the current geographic location;

Adjusting the current maximum power limit value of the mobile terminal based on the obtained maximum power limit value, and performing communication through the adjusted power, so as to adjust the SAR value of the mobile terminal to the human body.

As far as the SAR adjustment device is concerned, a preferred embodiment of the present invention provides a SAR adjustment device, which is applied to a mobile terminal, and the corresponding relationship between the geographical location and the maximum power limit value is stored in the mobile terminal. The devices include:

The response module is used to respond to the triggered network event and obtain the current geographic location of the mobile terminal;

An acquisition module, configured to acquire the maximum power limit value matched with the current geographic location;

An adjustment module, configured to adjust the current maximum power limit value of the mobile terminal based on the obtained maximum power limit value, and communicate through the adjusted power to adjust the SAR value of the mobile terminal to the human body.

As far as the mobile terminal is concerned, a preferred embodiment of the present invention provides a mobile terminal. The mobile terminal includes:

memory;

processor; and

The SAR adjustment device, the device is installed in the memory and includes one or more software function modules executed by the processor, and the mobile terminal stores the correspondence between the geographic location and the maximum power limit value, The devices include:

The response module is used to respond to the triggered network event and obtain the current geographic location of the mobile terminal;

An acquisition module, configured to acquire the maximum power limit value matched with the current geographic location;

An adjustment module, configured to adjust the current maximum power limit value of the mobile terminal based on the obtained maximum power limit value, and communicate through the adjusted power to adjust the SAR value of the mobile terminal to the human body.

As far as the readable storage medium is concerned, a preferred embodiment of the present invention provides a readable storage medium, the readable storage medium includes a computer program, and when the computer program runs, the mobile terminal where the readable storage medium is located is controlled to execute the above-mentioned The SAR adjustment method.

Compared with the prior art, the SAR adjustment method, device, mobile terminal and readable storage medium provided by the preferred embodiments of the present invention have the following beneficial effects: the SAR adjustment method has low development cost, high practical value, and can real-time According to the current geographical location of the mobile terminal, the maximum power limit value of the mobile terminal is adjusted, so that the mobile terminal meets the SAR certification requirements of the current geographical location, and SAR automatic adaptation is realized. Specifically, the method obtains the current geographic location of the mobile terminal in response to a triggered network event, and obtains a maximum power limit value matching the geographic location according to the current geographic location, and adjusts the The current maximum power limit value of the mobile terminal, and communicate through the adjusted power to adjust the SAR value of the mobile terminal to the human body, so that the mobile terminal meets the SAR certification requirements of the current geographic location and realizes SAR automatic adaptation.

In order to make the above-mentioned objects, features and advantages of the present invention more comprehensible, preferred embodiments of the present invention will be described in detail below together with the accompanying drawings.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and thus It should be regarded as a limitation on the protection scope of the claims of the present invention, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

Fig. 1 is a schematic block diagram of a mobile terminal provided by a preferred embodiment of the present invention.

Fig. 2 is a schematic flowchart of a SAR adjustment method provided by a preferred embodiment of the present invention.

FIG. 3 is a schematic flowchart of substeps included in step S220 shown in FIG. 2 .

FIG. 4 is another schematic flowchart of substeps included in step S220 shown in FIG. 2 .

Fig. 5 is another schematic flowchart of the SAR adjustment method provided by a preferred embodiment of the present invention.

FIG. 6 is a schematic block diagram of the SAR adjusting device shown in FIG. 1 provided by a preferred embodiment of the present invention.

FIG. 7 is another schematic block diagram of the SAR adjusting device shown in FIG. 1 provided by a preferred embodiment of the present invention.

Icons: 10-mobile terminal; 11-memory; 12-processor; 13-communication unit; 100-SAR adjustment device; 110-response module; 120-acquisition module; 130-adjustment module; 140-configuration module.

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

Some embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

Please refer to FIG. 1 , which is a schematic block diagram of a mobile terminal 10 provided by a preferred embodiment of the present invention. In the embodiment of the present invention, the mobile terminal 10 can automatically adjust the maximum power limit value of the mobile terminal 10 itself according to the maximum power limit value of its geographical location, so as to ensure that the mobile terminal 10 The SAR authentication requirements of the current geographical location are met, so that the mobile terminal 10 can meet the SAR authentication requirements of each region when it is transferred between different regions. In this embodiment, the mobile terminal 10 may be, but not limited to, a smart phone, a personal computer (PC), a tablet computer, a personal digital assistant (personal digital assistant, PDA), a mobile Internet device (mobile Internet device) , MID) and so on. In an implementation manner of this embodiment, the mobile terminal 10 is preferably a smart phone.

In this embodiment, the mobile terminal 10 includes a SAR adjustment device 100 , a memory 11 , a processor 12 and a communication unit 13 . The components of the memory 11 , the processor 12 and the communication unit 13 are electrically connected to each other directly or indirectly to realize data transmission or interaction. For example, these components can be electrically connected to each other through one or more communication buses or signal lines.

Wherein, the memory 11 can be used to store the corresponding relationship between the geographic location and the maximum power limit value, and also be used to store the SAR authentication standard corresponding to each geographic location. Described memory 11 can be, but not limited to, random access memory (Random Access Memory, RAM), read-only memory (Read Only Memory, ROM), programmable read-only memory (Programmable Read-Only Memory, PROM), can Erasable Programmable Read-Only Memory (EPROM), Electric Erasable Programmable Read-Only Memory (EEPROM), etc. In this embodiment, the memory 11 may also store a program, and the processor 12 may execute the program accordingly after receiving an execution instruction.

The processor 12 may be an integrated circuit chip capable of processing signals. The processor 12 may be a general-purpose processor, including a central processing unit (Central Processing Unit, CPU), a network processor (Network Processor, NP) and the like. Various methods, steps and logic block diagrams disclosed in the embodiments of the present invention may be implemented or executed. A general-purpose processor may be a microprocessor, or the processor may be any conventional processor, or the like.

The communication unit 13 is used to establish a communication connection between the mobile terminal 10 and other external devices through the network, and send and receive data through the network.

The SAR adjustment device 100 includes at least one software function module that can be stored in the memory 11 in the form of software or firmware or solidified in the operating system of the mobile terminal 10 . The processor 12 can be used to execute executable modules stored in the memory 11 , such as software function modules and computer programs included in the SAR adjusting device 100 . In this embodiment, the SAR adjustment device 100 can adjust the maximum power limit value of the mobile terminal 10 according to the current geographic location of the mobile terminal 10 in real time, so that the mobile terminal 10 meets the SAR certification requirements of the current geographic location , to realize SAR automatic adaptation. The specific SAR adjustment method will be described in detail later.

It can be understood that the block diagram shown in FIG. 1 is only a schematic structural composition diagram of the mobile terminal 10, and the mobile terminal 10 may also include more or less components than those shown in FIG. Different configurations are shown. Each component shown in Fig. 1 may be implemented by hardware, software or a combination thereof.

Please refer to FIG. 2 , which is a schematic flowchart of a SAR adjustment method provided by a preferred embodiment of the present invention. In the embodiment of the present invention, the SAR adjustment method is applied to the mobile terminal 10, and is used to adjust the SAR value of the mobile terminal 10 to the human body, so that the mobile terminal 10 can be transferred between different regions, wherein the mobile terminal 10 The corresponding relationship between the geographic location and the maximum power limit value is stored. The specific flow and steps of the SAR adjustment method shown in FIG. 2 will be described in detail below.

In an embodiment of the present invention, the SAR adjustment method includes the following steps:

In step S210, the current geographic location of the mobile terminal 10 is obtained in response to the triggered network event.

In this embodiment, the network event is an event that can trigger the mobile terminal 10 to search the network or switch the working frequency band. The network event can be, but not limited to, plugging and unplugging the SIM card, network search, roaming switch or switch flight model.

When the network event is triggered, the mobile terminal 10 will respond to the network event and obtain its current geographic location. Specifically, the step of obtaining the current geographic location of the mobile terminal 10 includes:

By acquiring the PLMN or MCC of the current serving cell, the current geographic location of the mobile terminal 10 is obtained.

In this embodiment, the mobile terminal 10 can obtain the PLMN or MCC corresponding to the current communication service cell from the communication network through the communication unit 13, and obtain the corresponding network location information, so as to obtain the current geographic location according to the network location information. Location.

Step S220, acquiring a maximum power limit value matching the current geographic location.

In this embodiment, the correspondence between the geographical location and the maximum power limit value stored in the mobile terminal 10 includes: each frequency band of the SAR certification standard corresponding to different geographical locations and its maximum power limit value, wherein the SAR certification The standard may represent the requirement of the SAR value of the mobile terminal 10 corresponding to the geographical location.

Specifically, please refer to FIG. 3 , which is a schematic flowchart of substeps included in step S220 shown in FIG. 2 . In an implementation manner of this embodiment, the step S220 may include a sub-step S221, a sub-step S222, and a sub-step S223. Wherein, the sub-step S221, sub-step S222 and sub-step S223 are as follows:

Sub-step S221, according to the current geographic location, search for the SAR certification standard applicable to the geographic location.

In this embodiment, the memory 11 of the mobile terminal 10 stores the SAR certification standards corresponding to each geographic location, and when the mobile terminal 10 obtains the current geographic location, it can select from the The SAR certification standard applicable to the geographic location is found in the memory 11 . For example, if the current geographic location of the mobile terminal 10 is China, the corresponding SAR certification standard is CTA certification; if the current geographic location of the mobile terminal 10 is the United States, the corresponding SAR certification standard is FCC certification; When the geographic location is Europe, the corresponding SAR certification standard is CE certification.

Sub-step S222, determining the applicable/used frequency band in the current geographic location.

In this embodiment, after the mobile terminal 10 obtains the SAR certification standard of the current geographic location, it can determine the mainstream frequency band that can be used or is currently used in the current geographic location from the frequency bands under the SAR certification standard. , where the frequency band that can be used is the frequency band applicable to the current geographic location, and the frequency band being used is the frequency band used by the current geographic location. For example, if the current geographic location is China, the corresponding frequency bands under the SAR certification standard are X, Y, and Z frequency bands, where X and Y frequency bands are the mainstream frequency bands, that is, the frequency bands applicable/used by China under the corresponding certification standards; if the current geographical location For the United States, the corresponding frequency bands under the SAR certification standard are X, Y, and Z frequency bands, of which X and Z frequency bands are the mainstream frequency bands, that is, the frequency bands applicable/used by the United States under the corresponding certification standards. Therefore, the mobile terminal 10 can determine the frequency band applicable/used under the corresponding SAR certification standard in the current geographic location according to the address location, the correspondence between the SAR certification standard and each frequency band, and the searched SAR certification standard.

In sub-step S223, the maximum power limit value corresponding to the frequency band is obtained based on the found SAR certification standard.

In this embodiment, the memory 11 of the mobile terminal 10 stores frequency bands and corresponding maximum power limit values of different geographical locations under the respective corresponding SAR certification standards. The mobile terminal 10 may find the maximum power limit value matching the frequency band applicable/used by the current geographical location from the maximum power limit values corresponding to each frequency band according to the frequency band applicable/used by the current geographical location.

Please refer to FIG. 4 , which is another schematic flowchart of the sub-steps included in step S220 shown in FIG. 2 . In another implementation manner of this embodiment, the step S220 may include a sub-step S225 and a sub-step S226. Wherein, the sub-step S225 and the sub-step S226 are as follows:

Sub-step S225, searching for the SAR certification standard applicable to the geographic location according to the current geographic location.

In this embodiment, the execution process of the sub-step S225 is the same as the execution process of the sub-step S221, which will not be repeated here.

Sub-step S226, based on the searched SAR certification standard, obtain the maximum power limit value corresponding to each frequency band of the mobile terminal 10 under the SAR certification standard.

In this embodiment, the memory 11 of the mobile terminal 10 stores frequency bands and corresponding maximum power limit values of different geographical locations under the respective corresponding SAR certification standards. For example, if the geographic location is China, and the corresponding frequency bands under the SAR certification standard are X, Y, and Z frequency bands, the maximum power limit value of the X frequency band is Px1, the maximum power limit value of the Y frequency band is Py1, and the maximum power limit value of the Z frequency band is Px1. The power limit value is Pz1; if the geographic location is the United States, and the corresponding frequency bands under the SAR certification standard are X, Y, and Z frequency bands, the maximum power limit value of the X frequency band is Px2, and the maximum power limit value of the Y frequency band is Py2. The maximum power limit for the Z band is Pz2. After the mobile terminal 10 obtains the corresponding SAR certification standard, it will obtain the maximum power limit value of each frequency band corresponding to the SAR certification standard from the memory 11. For example, if the current geographic location is China, the mobile terminal 10 will The maximum power limit values obtained by the terminal 10 are Px1, Py1 and Pz1.

Please refer to FIG. 2 again, step S230, adjust the current maximum power limit value of the mobile terminal 10 based on the obtained maximum power limit value, and communicate through the adjusted power to adjust the SAR of the mobile terminal 10 to the human body value.

In this embodiment, after the mobile terminal 10 obtains the maximum power limit value corresponding to the current geographic location, it will replace the current maximum power limit value of the mobile terminal 10 with the obtained maximum power limit value, Thus, the adjustment of the maximum power limit value is completed, and the adjusted power is used for communication through the communication unit 13, so as to adjust the SAR value of the mobile terminal 10 to the human body. Wherein, if the maximum power limit value obtained by the mobile terminal 10 is the maximum power limit value of the frequency band applicable/used by the current geographic location under the corresponding SAR certification standard, the current maximum power limit value replaced by the mobile terminal 10 The power limit value will be the maximum power limit value corresponding to the current working frequency band of the mobile terminal 10; if the maximum power limit value obtained by the mobile terminal 10 is the maximum When the power limit value is used, the current maximum power limit value replaced in the mobile terminal 10 is the maximum power limit value when the mobile terminal 10 is working in each frequency band.

Please refer to FIG. 5 , which is another schematic flowchart of the SAR adjustment method provided by a preferred embodiment of the present invention. In the embodiment of the present invention, the SAR adjustment method may also include:

Step S209, configuring the corresponding relationship among the geographic location, the SAR certification standard and the maximum power limit value.

In this embodiment, the mobile terminal 10 may base on the SAR certification standard corresponding to each geographic location, and the corresponding relationship between the power value of each operating frequency band and the human body radiation SAR value, and evaluate the different SAR values of each frequency band in the mobile terminal 10. Calculate the maximum power limit value under the certification standard to obtain the corresponding maximum power limit value, so as to complete the configuration of the corresponding relationship between geographical location, SAR certification standard and maximum power limit value.

Please refer to FIG. 6 , which is a schematic block diagram of the SAR adjusting device 100 shown in FIG. 1 provided by a preferred embodiment of the present invention. In the embodiment of the present invention, the SAR adjustment device 100 is applied to the mobile terminal 10 , and the SAR adjustment device 100 may include: a response module 110 , an acquisition module 120 and an adjustment module 130 .

The response module 110 is configured to acquire the current geographic location of the mobile terminal 10 in response to a triggered network event.

In this embodiment, the way for the response module 110 to acquire the current geographic location of the mobile terminal 10 includes:

By acquiring the PLMN or MCC of the current serving cell, the current geographic location of the mobile terminal 10 is obtained.

Wherein, the response module 110 may execute step S210 in FIG. 2 , and for a specific description, refer to the detailed description of step S210 above.

The acquisition module 120 is configured to acquire the maximum power limit value matching the current geographic location.

In this embodiment, the correspondence between the geographic location and the maximum power limit value includes frequency bands and maximum power limit values of SAR certification standards corresponding to different geographic locations. In an implementation manner of this embodiment, the way for the obtaining module 120 to obtain the maximum power limit value matching the current geographic location includes:

Find the SAR certification standard applicable to the geographic location according to the current geographic location;

Determine the applicable/used frequency bands for the current geographic location;

Obtain the maximum power limit value corresponding to the frequency band based on the found SAR certification standard.

Wherein, for the specific description of the above manner, reference may be made to the detailed description of sub-step S221 , sub-step S222 and sub-step S223 in FIG. 3 above.

In another implementation manner of this embodiment, the way for the acquiring module 120 to acquire the maximum power limit value matching the current geographic location includes:

Find the SAR certification standard applicable to the geographic location according to the current geographic location;

Based on the searched SAR certification standard, the maximum power limit value corresponding to each frequency band of the mobile terminal 10 under the SAR certification standard is obtained.

Wherein, for the specific description of the above manner, reference may be made to the detailed description of sub-step S225 and sub-step S226 in FIG. 4 above.

The adjustment module 130 is configured to adjust the current maximum power limit value of the mobile terminal 10 based on the obtained maximum power limit value, and communicate through the adjusted power to adjust the SAR value of the mobile terminal 10 to the human body .

In this embodiment, the adjustment module 130 may execute step S230 in FIG. 2 , and for a specific description, refer to the detailed description of step S230 above.

Please refer to FIG. 7 , which is another schematic block diagram of the SAR adjusting device 100 shown in FIG. 1 provided by a preferred embodiment of the present invention. In the embodiment of the present invention, the SAR adjusting device 100 may further include a configuration module 140 .

The configuration module 140 is configured to configure the corresponding relationship among geographic location, SAR certification standard and maximum power limit value.

In this embodiment, the configuration module 140 may execute step S209 in FIG. 5 , and for a specific description, refer to the detailed description of step S209 above.

A preferred embodiment of the present invention also provides a readable storage medium, the readable storage medium includes a computer program, and when the computer program runs, the mobile terminal 10 where the readable storage medium is located is controlled to execute the above SAR adjustment method.

To sum up, in the SAR adjustment method, device, mobile terminal and readable storage medium provided by the preferred embodiments of the present invention, the SAR adjustment method has low development cost and high practical value, and can be based on the current geographic location of the mobile terminal in real time. The location adjusts the maximum power limit value of the mobile terminal, so that the mobile terminal meets the SAR certification requirements of the current geographic location, and realizes SAR automatic adaptation. Specifically, the method obtains the current geographic location of the mobile terminal in response to a triggered network event, and obtains a maximum power limit value matching the geographic location according to the current geographic location, and adjusts the The current maximum power limit value of the mobile terminal, and communicate through the adjusted power to adjust the SAR value of the mobile terminal to the human body, so that the mobile terminal meets the SAR certification requirements of the current geographic location and realizes SAR automatic adaptation.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (12)

1. A SAR adjustment method, applied to a mobile terminal, characterized in that, the mobile terminal stores a correspondence between a geographical position and a maximum power limit value, and the method comprises: Obtain the current geographic location of the mobile terminal in response to a triggered network event; Obtain the maximum power limit value matching the current geographic location; Adjusting the current maximum power limit value of the mobile terminal based on the obtained maximum power limit value, and performing communication through the adjusted power, so as to adjust the SAR value of the mobile terminal to the human body. 2. The method according to claim 1, wherein the correspondence between the geographic location and the maximum power limit value includes each frequency band of the SAR certification standard corresponding to the different geographic locations and the maximum power limit value thereof, the acquiring The steps for matching the maximum power limit value to the current geographic location include: Find the SAR certification standard applicable to the geographic location according to the current geographic location; Determine the applicable/used frequency bands for the current geographic location; Obtain the maximum power limit value corresponding to the frequency band based on the found SAR certification standard. 3. The method according to claim 1, wherein the correspondence between the geographic location and the maximum power limit value includes each frequency band of the SAR certification standard corresponding to the different geographic locations and the maximum power limit value thereof, and the acquiring The steps for matching the maximum power limit value to the current geographic location include: Find the SAR certification standard applicable to the geographic location according to the current geographic location; Based on the searched SAR certification standard, the maximum power limit value corresponding to each frequency band of the mobile terminal under the SAR certification standard is obtained. 4. The method according to claim 2, characterized in that the method further comprises: Configure the correspondence between geographic locations, SAR certification standards, and maximum power limits. 5. The method according to any one of claims 1-4, wherein the step of obtaining the current geographic location of the mobile terminal comprises: By obtaining the PLMN or MCC of the current serving cell, the current geographic location of the mobile terminal is obtained. 6. A SAR adjustment device, applied to a mobile terminal, characterized in that the mobile terminal stores a correspondence between a geographic location and a maximum power limit value, and the device includes: The response module is used to respond to the triggered network event and obtain the current geographic location of the mobile terminal; An acquisition module, configured to acquire the maximum power limit value matched with the current geographic location; An adjustment module, configured to adjust the current maximum power limit value of the mobile terminal based on the obtained maximum power limit value, and communicate through the adjusted power to adjust the SAR value of the mobile terminal to the human body. 7. The device according to claim 6, wherein the correspondence between the geographic location and the maximum power limit value includes each frequency band of the SAR certification standard corresponding to the different geographic locations and the maximum power limit value thereof, the acquiring Ways for the module to obtain the maximum power limit value matching the current geographic location include: Find the SAR certification standard applicable to the geographic location according to the current geographic location; Determine the applicable/used frequency bands for the current geographic location; Obtain the maximum power limit value corresponding to the frequency band based on the found SAR certification standard. 8. The device according to claim 6, wherein the correspondence between the geographic location and the maximum power limit value includes each frequency band of the SAR certification standard corresponding to different geographic locations and the maximum power limit value thereof, the acquiring Ways for the module to obtain the maximum power limit value matching the current geographic location include: Find the SAR certification standard applicable to the geographic location according to the current geographic location; Based on the searched SAR certification standard, the maximum power limit value corresponding to each frequency band of the mobile terminal under the SAR certification standard is obtained. 9. The device according to claim 7, further comprising: The configuration module is used to configure the corresponding relationship between the geographic location, the SAR certification standard and the maximum power limit value. 10. The device according to any one of claims 6-9, wherein the manner in which the response module acquires the current geographic location of the mobile terminal comprises: By obtaining the PLMN or MCC of the current serving cell, the current geographic location of the mobile terminal is obtained. 11. A mobile terminal, characterized in that the mobile terminal comprises: memory; processor; and A SAR adjustment device, the device is installed in the memory and includes one or more software function modules executed by the processor, the mobile terminal stores the correspondence between the geographic location and the maximum power limit value, The devices include: The response module is used to respond to the triggered network event and obtain the current geographic location of the mobile terminal; An acquisition module, configured to acquire the maximum power limit value matched with the current geographic location; An adjustment module, configured to adjust the current maximum power limit value of the mobile terminal based on the obtained maximum power limit value, and communicate through the adjusted power to adjust the SAR value of the mobile terminal to the human body. 12. A readable storage medium comprising a computer program, characterized in that: When the computer program runs, the mobile terminal where the readable storage medium is located is controlled to execute the SAR adjustment method described in any one of claims 1-5.