CN113556427A - Mobile terminal radiation recording method and device, mobile terminal and storage medium - Google Patents
Mobile terminal radiation recording method and device, mobile terminal and storage medium Download PDFInfo
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Abstract
The embodiment of the invention discloses a mobile terminal radiation recording method, a device, a mobile terminal and a storage medium, aiming at solving the problem of low accuracy of SAR value obtained by the existing mobile terminal; determining a target radiation coefficient table according to the current working scene and the current working frequency band of the mobile terminal; acquiring radio frequency power, calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table, and acquiring the radiation value of the mobile terminal in real time in practical application; and acquiring a target distance between the mobile terminal and the human body, correcting the radiation value according to the target distance to obtain a target radiation value, correcting the radiation value through the target distance between the mobile terminal and the human body, considering the influence of the distance on the radiation value, and improving the accuracy of the radiation value.
Description
Technical Field
The invention relates to the technical field of mobile terminals, in particular to a mobile terminal radiation recording method and device, a mobile terminal and a storage medium.
Background
With the rapid development of intelligent mobile terminals and mobile internet technologies, mobile terminals are widely popularized and become indispensable communication and internet access tools for people. These mobile terminals, however, generate electromagnetic radiation during communication.
In order to evaluate the degree of influence of the electromagnetic radiation of the mobile terminal on the human body, an SAR (Specific Absorption Rate) index is introduced, wherein the larger the SAR value is, the more serious the radiation on the human body is. In mobile terminal authentication, SAR is an important index, and the radiation of actual products to human bodies is greatly reduced due to the constraint of SAR on products after reaching standards. However, in practical applications, most of the mobile terminals are in a mobile state, and the SAR value also changes dynamically in response to changes in network environment and changes in the distance between the mobile terminal and the human body, which results in a decrease in the accuracy of the obtained SAR value.
Disclosure of Invention
The embodiment of the invention provides a mobile terminal radiation recording method and device, a mobile terminal and a storage medium, and aims to solve the problem that the SAR value obtained by the existing mobile terminal is low in accuracy.
In one aspect, the present application provides a method for recording radiation of a mobile terminal, where the method includes:
determining a target radiation coefficient table according to the current working scene and the current working frequency band of the mobile terminal;
acquiring radio frequency power, and calculating a radiation value corresponding to the radio frequency power through the target mapping coefficient table;
and acquiring a target distance between the mobile terminal and a human body, and correcting the radiation value according to the target distance to obtain a target radiation value.
In some embodiments of the present application, the determining a target radiation coefficient table according to a current working scene and a current working frequency band of the mobile terminal includes:
the method comprises the steps of obtaining the working state of a receiver in the mobile terminal, and obtaining the current working scene according to the working state of the receiver;
acquiring the working state of a baseband chip of the mobile terminal, and acquiring a current working frequency band according to the working state of the baseband chip;
and inquiring a preset radiation coefficient table, and acquiring the current working scene and a target radiation coefficient table corresponding to the current working frequency band.
In some embodiments of the present application, the obtaining a target distance between the mobile terminal and a human body, and modifying the radiation value according to the target distance to obtain a target radiation value includes:
acquiring a target distance between the mobile terminal and the head of a human body through a distance sensor of the mobile terminal;
obtaining a target radiation attenuation value of the target distance according to a preset mapping relation between the distance and the radiation;
and correcting the radiation value by subtracting the target radiation attenuation value from the radiation value to obtain a target radiation value.
In some embodiments of the present application, before obtaining the target radiation attenuation value of the target distance according to a preset mapping relationship between the distance and the radiation, the method includes:
sampling a preset radiation value every preset distance to obtain a radiation attenuation value corresponding to the preset distance;
and establishing a mapping relation between the distance and the radiation according to the corresponding relation between the radiation attenuation value and the distance.
In some embodiments of the present application, the obtaining radio frequency power and calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table includes:
acquiring the state of each communication module in the mobile terminal;
if the state of at least two communication modules in the mobile terminal is in a working mode, acquiring the radio frequency power of each communication module;
determining a single radiation value of each communication module according to the radio frequency power of each communication module;
and accumulating the single radiation values of the communication modules to obtain the radiation value.
In some embodiments of the present application, before determining the target radiation coefficient table according to the current operating scene and the current operating frequency band of the mobile terminal, the method includes:
acquiring a plurality of working frequency bands of the mobile terminal, and acquiring a plurality of working scenes of the mobile terminal;
acquiring a preset radiation value corresponding to each output power of a plurality of radio frequency powers of each working frequency band in each working scene aiming at each working frequency band;
and obtaining a radiation coefficient table according to the radio frequency power and the corresponding preset radiation value.
In some embodiments of the present application, after obtaining a target distance between the mobile terminal and a human body and correcting the radiation value according to the target distance to obtain a target radiation value, the method includes:
responding to a radiation value checking instruction, and acquiring a plurality of target radiation values acquired within a preset time period;
and associating each target radiation value in the plurality of target radiation values with the acquisition time, and displaying the plurality of target radiation values in a visual chart form.
In some embodiments of the present application, after obtaining a target distance between the mobile terminal and a human body and correcting the radiation value according to the target distance to obtain a target radiation value, the method further includes:
comparing the target radiation value with a preset radiation safety limit value;
and outputting a prompt signal when the target radiation value reaches the preset radiation safety limit value.
In some embodiments of the present application, after outputting a prompt signal when the target radiation value reaches the preset radiation safety limit, the method further includes:
determining a power attenuation value of the mobile terminal according to the target distance;
and attenuating the radiation of the mobile terminal by subtracting the power attenuation value from the radio frequency power of the mobile terminal.
In another aspect, the present application provides a mobile terminal radiation recording apparatus, including:
the acquisition module is used for determining a target radiation coefficient table according to the current working scene and the current working frequency band of the mobile terminal;
the radiation calculation module is used for acquiring radio frequency power and calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table;
and the radiation correction module is used for acquiring a target distance between the mobile terminal and a human body and correcting the radiation value according to the target distance to obtain a target radiation value.
In another aspect, the present application provides a mobile terminal comprising a memory and a processor; the memory stores an application program, and the processor is used for running the application program in the memory to execute the operation in the mobile terminal radiation recording method.
In another aspect, the present application provides a storage medium storing a plurality of instructions, where the instructions are suitable for being loaded by a processor to execute the steps in the radiation recording method of the mobile terminal.
The method comprises the steps of determining a target radiation coefficient table according to the current working scene and the current working frequency band of the mobile terminal; acquiring radio frequency power, calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table, and acquiring the radiation value of the mobile terminal in real time in practical application; and acquiring a target distance between the mobile terminal and the human body, correcting the radiation value according to the target distance to obtain a target radiation value, correcting the radiation value through the target distance between the mobile terminal and the human body, considering the influence of the distance on the radiation value, and improving the accuracy of the radiation value.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic flowchart of an embodiment of a radiation recording method for a mobile terminal according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of an embodiment of a mobile terminal according to an embodiment of the present application;
fig. 3 is a flowchart illustrating an embodiment of determining a working scenario of a mobile terminal in a radiation recording method of the mobile terminal according to the embodiment of the present application;
fig. 4 is a schematic flowchart of an embodiment of obtaining a target radiation coefficient table in a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 5 is a schematic flowchart of another embodiment of obtaining a target radiation coefficient table in a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 6 is a flowchart illustrating an embodiment of creating a radiation coefficient table in a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 7 is a flowchart illustrating an embodiment of a radiation value correction in a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 8 is a flowchart of another embodiment of radiation value modification in a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 9 is a schematic flowchart of an embodiment of creating a mapping relationship between a distance and radiation in a radiation recording method of a mobile terminal according to the embodiment of the present application;
fig. 10 is a schematic flowchart of an embodiment of obtaining a target radiation value by a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 11 is a flowchart illustrating an embodiment of displaying a target radiation value in a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 12 is an embodiment of a visualization of a target radiation value in a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 13 is another embodiment of visualization of target radiation values in a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 14 is a schematic flowchart of an embodiment of a prompt radiation value in a radiation recording method of a mobile terminal according to the present application;
fig. 15 is a flowchart illustrating an embodiment of controlling a radiation value in a radiation recording method of a mobile terminal according to the present application;
fig. 16 is a schematic view of an application scenario embodiment of a radiation recording method of a mobile terminal according to an embodiment of the present application;
fig. 17 is a schematic structural diagram of an embodiment of a radiation recording apparatus of a mobile terminal according to an embodiment of the present application;
fig. 18 is a schematic structural diagram of another embodiment of a mobile terminal according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a mobile terminal radiation recording method, a device, equipment and a storage medium.
In accordance with an embodiment of a method for radiation recording by a mobile terminal provided by the embodiments of the present application, it should be noted that the steps shown in the flowchart of the drawings may be executed in a computer system such as a set of computer executable instructions, and although a logical order is shown in the flowchart, in some cases, the steps shown or described may be executed in an order different from that here.
As shown in fig. 1, fig. 1 is a schematic flowchart of an embodiment of a radiation recording method of a mobile terminal according to an embodiment of the present application, where the radiation recording method of the mobile terminal is described by taking the mobile terminal as an execution subject, and the execution subject is omitted in the technical solution provided in the following embodiment for simplifying description, it can be understood that the execution subject in the following technical solution is the mobile terminal. In some embodiments of the present application, the mobile terminal is a mobile terminal with a signal transmission function, such as a mobile phone and a tablet computer. In some embodiments of the present application, the mobile terminal includes a baseband chip and a radio frequency chip, a radio frequency PA (radio frequency power amplifier), and an antenna, as shown in fig. 2, fig. 2 is a schematic structural diagram of an embodiment of the mobile terminal provided in this embodiment of the present application, where the mobile terminal includes a baseband chip 201, a radio frequency chip 202, a radio frequency PA203, an antenna 204, and a display screen 205, fundamental frequency information is used to send an unmodulated analog signal to the radio frequency chip 202, the radio frequency chip 202 is used to modulate the analog signal and send the modulated signal to the radio frequency PA203, the radio frequency PA203 amplifies the modulated signal to a preset power, and then sends the power-amplified signal to the antenna 204, the antenna 204 is used to radiate the received signal, and the display screen 205 is used to display an image, an operation menu, an operation button, and the like of the mobile terminal.
As shown in FIG. 1, the radiation recording method of the mobile terminal comprises the following steps of 101-103:
The working scene is used for representing the position of the mobile terminal on a human body when the mobile terminal works, and exemplarily comprises a human body working scene and a head working scene, wherein the head working scene is that the mobile terminal works close to the head of the human body, for example, a mobile terminal receiver is used for carrying out communication, and the human body working scene is that the mobile terminal works close to the body of the human body, for example, the mobile terminal is used for carrying out data browsing.
The operating frequency band is a communication frequency band supported by the mobile terminal, and for example, the operating frequency band includes, but is not limited to, B28, B20, B8, B5, B1, B2, B3, B4, B38, B39, B40, B41, and B7.
The radiation coefficient table is used for indicating a proportionality coefficient between a radiation value and radio frequency power of the mobile terminal in a current working scene and a current working frequency band of the mobile terminal, wherein the radiation value (SAR) is radiation injury, which means injury to a human body (including a body part and a head part) caused by a signal transmitted by the mobile terminal; the radio frequency power is the output power of the radio frequency PA203 in the mobile terminal.
In some embodiments of the present application, a working scenario of a mobile terminal may be determined according to a working mode of the mobile terminal, where the working mode of the mobile terminal includes a call mode and a data browsing mode, specifically, as shown in fig. 3, fig. 3 is a flowchart illustrating an embodiment of determining the working scenario of the mobile terminal in a radiation recording method of the mobile terminal provided in an embodiment of the present application, where the method for determining the working scenario of the mobile terminal includes 301 to 303:
In some embodiments of the present application, it may be determined whether the working mode of the mobile terminal is a call mode through a working state of a handset in the mobile terminal, specifically, whether the handset is in the working state is determined, if the handset is in the working state, the working mode of the mobile terminal is determined to be the call mode, and if the handset is in a non-working state, the working mode of the mobile terminal is determined to be a data browsing mode.
And 102, acquiring radio frequency power, and calculating a radiation value corresponding to the radio frequency power through the target radiation coefficient table.
The rf power is the output power of the rf PA203 in the current operating scenario and the current operating frequency band of the mobile terminal.
In some embodiments of the present application, a target radiation coefficient corresponding to the radio frequency power is determined according to the radio frequency power, and a radiation value corresponding to the radio frequency power is calculated according to the target radiation coefficient and the radio frequency power.
In some embodiments of the present application, there are a variety of ways to calculate the radiation values, examples including:
(1) the product operation can be carried out on the radio frequency power and the target radiation coefficient to obtain a radiation value corresponding to the radio frequency power.
(2) The sum operation can be carried out on the radio frequency power and the target radiation coefficient to obtain a radiation value corresponding to the radio frequency power.
(2) And fitting the target radiation coefficient and the radio frequency power through a preset fitting formula to obtain a radiation value corresponding to the radio frequency power.
It should be noted that the above manner for calculating the radiation value is only an exemplary illustration, and does not limit the manner for calculating the radiation value in the radiation recording method of the mobile terminal provided in the embodiment of the present application.
And 103, acquiring a target distance between the mobile terminal and the human body, and correcting the radiation value according to the target distance to obtain a target radiation value.
In some embodiments of the present application, the target distance may be obtained by a distance sensor built in the mobile terminal.
In some embodiments of the present application, a radiation value attenuation coefficient may be determined by a target distance, and the radiation value is corrected by the radiation value-radiation value attenuation coefficient to obtain a target radiation value, where the radiation value attenuation coefficient is used to indicate an attenuation relationship between the radiation value and the distance, and the radiation value gradually decreases with increasing distance, so in some embodiments of the present application, the attenuation coefficient gradually decreases with increasing distance, and a value range of the radiation value attenuation coefficient is 0 or more and the radiation value attenuation coefficient is <1, for example, when the target distance is 5mm, the radiation value attenuation coefficient is 0.5.
According to the embodiment of the application, a target radiation coefficient is determined according to the current working scene and the current working frequency band of the mobile terminal; acquiring radio frequency power, calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient, and acquiring the radiation value of the mobile terminal in real time in practical application; and acquiring a target distance between the mobile terminal and the human body, correcting the radiation value according to the target distance to obtain a target radiation value, and correcting the radiation value through the target distance between the mobile terminal and the human body to improve the accuracy of the radiation value.
In some embodiments of the present application, in order to reduce complexity of a target radiation coefficient obtaining method, in step 101, a preset radiation coefficient table is queried, and a target radiation coefficient corresponding to a current working scene and a current working frequency band is obtained, specifically, as shown in fig. 4, fig. 4 is a schematic flowchart of an embodiment of obtaining a target radiation coefficient table in a radiation recording method of a mobile terminal provided in an embodiment of the present application, where the shown target radiation coefficient obtaining method includes steps 401 to 403:
In some embodiments of the present application, in order to increase the accuracy of the working scenario of the mobile terminal, after determining the working state of the earpiece in acquiring the current working scenario, the current working scenario is further determined by a sensor built in the mobile terminal, and specifically, the method includes steps a1 to a 4:
and a1, acquiring the working state of a receiver in the mobile terminal.
Step a2, if the receiver is in working state, detecting whether the mobile terminal is close to the head of human body by the distance sensor built in the mobile terminal.
Step a3, if the mobile terminal is close to the head of the human body, determining that the current working scene is the head working scene.
Step a4, if the mobile terminal is far away from the head of the human body, or the working state of the receiver is a non-working state, determining that the current working scene is a human body working scene.
And step 403, acquiring the current working scene and a target radiation coefficient table corresponding to the current working frequency band.
The preset radiation coefficient table is used to indicate a corresponding relationship between radio frequency power and radiation coefficient when the mobile terminal operates in a current operating frequency band in a current operating scene, and for example, the current operating scene is a human body operating scene, and the current operating frequency band is a B1 band, as shown in table one, the table is an embodiment of the preset radiation coefficient table provided in the embodiment of the present application, and when the radio frequency power is 20dBm, the corresponding target radiation coefficient is 0.04.
Table-preset radiation coefficient table
Power (Unit: dBm) | Coefficient of radiation |
Power not less than 20<23 | 0.233 |
17 is less than or equal to power<20 | 0.133 |
Power not less than 14<17 | 0.066 |
Power not more than 11<14 | 0.033 |
It should be noted that the radio frequency power and the radiation coefficient shown in table one are only exemplary, and the embodiments of the present application do not limit the values of the radio frequency power, the radio frequency power range, and the radiation coefficient.
In some embodiments of the present application, a target radiation coefficient table corresponding to a current working scene and a current working frequency band may be obtained by querying a mapping relationship between preset power and radiation values, specifically, as shown in fig. 5, fig. 5 is a flowchart illustrating another embodiment of obtaining the target radiation coefficient table in the radiation recording method of the mobile terminal provided in the embodiment of the present application, where the obtaining of the target radiation coefficient includes steps 501 to 502:
The mapping relationship between the power and the radiation value is used to indicate the corresponding relationship between the power and the radiation value, and for example, the current working scene is a human body working scene, and the current working frequency band is B1, as shown in table two, which is an embodiment of the corresponding relationship between the power and the radiation value provided in the embodiment of the present application, when the radio frequency power is 23dBm, the corresponding radiation value is 1.5 w/kg.
Table mapping relation between power and radiation value
Power (Unit: dBm) | Radiation value (unit: w/kg) |
23 | 1.5 |
20 | 0.8 |
17 | 0.4 |
14 | 0.2 |
11 | 0.1 |
It should be noted that the radio frequency power and the corresponding radiation value shown in table two are merely exemplary, and the numerical values of the radio frequency power and the corresponding radiation value are not limited in the embodiments of the present application.
Calculating a proportionality coefficient between the power and a corresponding radiation value according to a mapping relation between the target power and the radiation value shown in the second table, and obtaining a target radiation coefficient table according to the proportionality coefficient, for example, when the radio frequency power satisfies 20dBm or less and the power is less than 23dBm, calculating the corresponding proportionality coefficient to be 0.233, when the radio frequency power satisfies 17dBm or less and the power is less than 20dBm, calculating the corresponding proportionality coefficient to be 0.133, when the radio frequency power satisfies 14dBm or less and the power is less than 17dBm, calculating the corresponding proportionality coefficient to be 0.066, when the radio frequency power satisfies 11dBm or less and the power is less than 14dBm, calculating the corresponding proportionality coefficient to be 0.033, and associating the proportionality coefficient with the corresponding radio frequency power range to obtain the target radiation coefficient table, as shown in the first table.
In the embodiment of the application, the target radiation coefficient tables corresponding to the current working scene and the current working frequency band are obtained, the convenience of the radiation coefficient obtaining mode is improved, and the flexibility and the adaptability of the target radiation coefficient tables are improved for different working scenes and different working frequency bands corresponding to different target radiation coefficient tables; and the current working scene and the current working frequency band are determined through a sensor and a radio frequency chip 202 which are arranged in the mobile terminal, so that the working scene and the working frequency band of the mobile terminal are monitored without adding extra devices, and the cost is saved.
In some embodiments of the present application, in order to increase the convenience of obtaining the target radiation coefficient in the radiation recording method of the mobile terminal, before step 101, radio frequency powers and corresponding radiation values of different working frequency bands in a plurality of working scenes of the mobile terminal are detected, and a radiation coefficient table is established, specifically, as shown in fig. 6, fig. 6 is a flowchart illustrating an embodiment of creating the radiation coefficient table in the radiation recording method of the mobile terminal provided in the embodiment of the present application, where the illustrated radiation coefficient table creating method includes steps 601 to 603:
In some embodiments of the present application, a plurality of working frequency bands supported by the mobile terminal are determined by the baseband chip 201 of the mobile terminal, and then a head working scene and a human body working scene of the mobile terminal are obtained.
In some embodiments of the present application, a distance between a human body and a mobile terminal is fixed, and for each working frequency band of the mobile terminal, when a baseband signal of the mobile terminal outputs a signal of the working frequency band in each working scene is collected, the radio frequency PA203 amplifies the signal of the working frequency band to a preset radiation value at different radio frequency powers. Specifically, the method comprises the steps b 1-b 3:
step b1, fixing the distance between the human body and the mobile terminal, collecting the working scene of the mobile terminal in the human body, the radio frequency PA203 performs power amplification according to the B1 frequency band to a radiation value of 1.5w/kg corresponding to 23dBm, then adjusting the radio frequency power output by the radio frequency PA203 to 20dBm, acquiring the radiation value corresponding to 20dBm to be 0.8w/kg, continuously adjusting the radio frequency power output by the radio frequency PA203 to 17dBm, acquiring the radiation value corresponding to 17dBm to be 0.4w/kg, continuously adjusting the radio frequency power output by the radio frequency PA203 according to the preset power interval, and acquiring a radiation value corresponding to the radio frequency power at the moment, obtaining a preset radiation value corresponding to a B1 frequency band used in a group of human body working scenes, associating the preset radiation value with the radio frequency power corresponding to the preset radiation value, and obtaining a mapping relation between the corresponding power and the radiation value when the human working scenes use the B1 working frequency band.
B2, fixing the distance between the human body and the mobile terminal, opening an earphone of the mobile terminal, adjusting the working scene of the mobile terminal to a head working scene, adjusting the radio frequency power output by the radio frequency PA203 according to a preset power interval, collecting the radiation value corresponding to the radio frequency power at the moment, obtaining a group of preset radiation values corresponding to the B1 used in the head working scene, associating the preset radiation values with the radio frequency power corresponding to the preset radiation values, and obtaining the mapping relation between the corresponding power and the radiation values when the head working scene uses the B1 working frequency band.
And b3, replacing the working frequency bands of the mobile terminal, continuously acquiring the radiation values corresponding to the human body working scene and the head working scene according to the step b1 and the step b2 to obtain preset radiation values corresponding to each working frequency band used by multiple groups of human body working scenes, and preset radiation values corresponding to each working frequency band used by multiple groups of head working scenes.
In some embodiments of the present application, the preset power intervals include, but are not limited to, 2dB, 3dB, and 5 dB.
In some embodiments of the present application, according to a radio frequency power and a corresponding preset radiation value in a mapping relationship between the power and the radiation value corresponding to each working scene and each working frequency band, a proportionality coefficient between the radio frequency power and the corresponding preset radiation value is calculated to obtain a radiation coefficient, the radio frequency power corresponding to the radiation coefficient and the radiation coefficient is stored in an associated manner to obtain a radiation coefficient table corresponding to each working scene and each working frequency band, and the working scene and the corresponding working frequency band corresponding to the radiation coefficient table and the radiation coefficient are stored in an associated manner.
In some embodiments of the present application, considering that a radiation value attenuates with an increase in a distance between a mobile terminal and a human body, a target distance between the human body and the mobile terminal is obtained by a distance sensor built in the mobile terminal, and a radiation attenuation value is determined according to the target distance, in order to increase convenience and flexibility of a radiation recording method of the mobile terminal in the embodiments of the present application, in correcting the radiation value, a radiation attenuation value corresponding to the target distance is determined according to a preset mapping relationship between the distance and the radiation, and the radiation value is corrected according to the radiation attenuation value, specifically, as shown in fig. 7, fig. 7 is a flowchart of an embodiment of radiation value correction in a radiation recording method of the mobile terminal provided in the embodiments of the present application, where the illustrated radiation value correction method includes steps 701 to 703:
and 701, acquiring a target distance between the mobile terminal and the head of the human body through a distance sensor of the mobile terminal.
The mapping relation of the distance and the radiation is used for indicating the corresponding relation between the distance and the radiation attenuation value, wherein the radiation attenuation value is a loss value after the radiation value is transmitted by the corresponding distance; for example, taking the current working scene as a human body working scene and the current working frequency band as a segment B1 as an example, when the distance between the human body and the mobile terminal is n × 5mm, the corresponding radiation attenuation value is (radiation value-radiation value × (0.5)n) Wherein n is a positive integer greater than 0, as shown in table three, which is an embodiment of a mapping relationship between distance and radiation provided in the embodiment of the present application, when the distance between the human body and the mobile terminal is 5mm, the corresponding radiation attenuation value is a radiation value x 0.5; when the distance between the human body and the mobile terminal is 10mm, the corresponding radiation attenuation value is 0.75, when the distance between the human body and the mobile terminal is 15mm, the corresponding radiation attenuation value is 0.875, when the distance between the human body and the mobile terminal is 20mm, the corresponding radiation attenuation value is 0, namely when the distance between the human body and the mobile terminal is more than or equal to 20 mm.
Mapping relation between distance and radiation
Distance (unit: mm) | Radiation attenuation value (unit: w/kg) |
Distance of 0 ≤<5 | 0 |
A distance of 5 or less<10 | Radiation value 0.5 |
A distance of 10 or less<15 | Radiation value 0.75 |
Distance of 15 or less<20 | Radiation value 0.875 |
The distance is more than or equal to 20 | Radiation value |
It should be noted that the mapping relationship between the distance and the radiation shown in table three is only an exemplary illustration, and the distance value and the range, and the radiation attenuation value corresponding to the distance are not limited in the embodiments of the present application.
In some embodiments of the present application, after the target distance is obtained, a target distance range where the target distance is located is determined, a preset mapping relationship between the distance and the radiation is queried according to the target distance range, and a target radiation attenuation value corresponding to the target distance is obtained.
And 703, correcting the radiation value by subtracting the target radiation attenuation value from the radiation value to obtain a target radiation value.
Illustratively, the radiation value is 1.5w/kg, when the target distance satisfies 5mm ≦ target distance <10mm, the corresponding target radiation attenuation value is 0.75w/kg, and the target radiation value is 0.75w/kg through the radiation value-radiation attenuation value calculation.
In the embodiment of the application, the target radiation attenuation value corresponding to the target distance is determined according to the preset mapping relation between the distance and the radiation, the radiation value is corrected according to the target radiation attenuation value, the target radiation value is obtained, different distances correspond to different target radiation attenuation values, the flexibility and the applicability of radiation value correction are improved, the target distance between a human body and the mobile terminal is obtained through a distance sensor arranged in the mobile terminal, an additional device is not needed for distance monitoring, and the hardware cost is reduced.
In some embodiments of the present application, in order to increase the accuracy of radiation value correction in step 103, after a target distance between a human body and a mobile terminal is determined, a radiation value is corrected according to a preset fitting relationship between the distance and the radiation value to obtain a target radiation value, specifically, as shown in fig. 8, fig. 8 is a flowchart of another embodiment of radiation value correction in the radiation recording method of the mobile terminal provided in the embodiment of the present application, where the radiation value correction method includes steps 801 to 802:
And 802, acquiring a fitting relation between a preset distance and a radiation value, and correcting the radiation value through the fitting relation between the distance and the radiation value and the target distance to obtain a target radiation value.
The fitted relation of the distance and the radiation value is used for indicating the loss value of the radiation value along with the change of the distance, and in some embodiments of the application, when the target distance between the human body and the mobile terminal is n x 5mm, the fitted relation of the corresponding distance and the radiation value is the radiation value multiplied by 0.5nWherein n is a positive number greater than or equal to 0.
In some embodiments of the present application, after determining the target distance, n is calculated by the target distance/5 mm, by the radiation value x 0.5nAnd correcting the radiation value to obtain a target radiation value. Illustratively, the radiation value is 1.5w/kg, when the target distance is 13mm, n is calculated to be 2.6, and the radiation value is multiplied by 0.5nThe target radiation value was calculated to be 0.274 w/kg.
According to the embodiment of the application, the radiation value is corrected according to the target distance and the fitting relation between the distance and the radiation value, the radiation value is corrected in a refined mode, and the accuracy of radiation value correction is improved.
In some embodiments of the present application, in order to increase convenience of radiation value correction in a radiation recording method of a mobile terminal, before step 101, radio frequency powers and corresponding radiation values of different operating frequency bands in a plurality of operating scenes of the mobile terminal are detected, and a mapping relationship between a distance and radiation is obtained by detecting a loss change of the radiation value along with the distance, specifically, as shown in fig. 9, fig. 9 is a flowchart illustrating an embodiment of creating a mapping relationship between a distance and radiation in the radiation recording method of the mobile terminal provided in the embodiment of the present application, where the illustrated method of creating a mapping relationship between a distance and radiation includes steps 901 to 902:
In some embodiments of the present application, a working scene and a working frequency band of the mobile terminal are fixed, and an initial preset radiation value corresponding to the radio frequency power output by the mobile terminal in each working scene by using each working frequency band is collected according to a preset power interval, where a manner of collecting the initial preset radiation value is the same as that in step b1 and step b2, and details are not repeated here; increasing the distance between the mobile terminal and the human body, sampling the radiation value at the moment at intervals of a preset distance, calculating the loss change between the preset radiation value corresponding to the current distance and the initial preset radiation value, and obtaining the radiation attenuation value corresponding to the preset distance. Illustratively, taking a human body working scene and a B1 working frequency band as an example, acquiring an initial preset radiation value, keeping the mobile terminal away from the human body, sampling the radiation value at an interval of 5mm, calculating a loss change between the preset radiation value corresponding to the current distance and the initial preset radiation value, and obtaining a radiation attenuation value of 0.5 x the initial preset radiation value corresponding to the distance between the mobile terminal and the human body increased by 5 mm.
And 902, establishing a mapping relation between the distance and the radiation according to the corresponding relation between the radiation attenuation value and the distance.
And performing correlation storage on the radiation attenuation value and the corresponding distance to obtain a mapping relation between the distance and the radiation.
In some embodiments of the present application, in consideration that a mobile terminal has a plurality of communication modules, in order to improve accuracy of a radiation value in obtaining a target radiation value of the mobile terminal, in step 102, a single radiation value corresponding to the plurality of communication modules in the mobile terminal is obtained to obtain the radiation value, specifically, as shown in fig. 10, fig. 10 is a flowchart illustrating an embodiment of obtaining the target radiation value of a radiation recording method of the mobile terminal according to an embodiment of the present application, where the method for obtaining the target radiation value includes steps 1001 to 1004:
In some embodiments of the present application, the communication module in the mobile terminal includes, but is not limited to, a Cellular communication module, a WIFI module (Wireless Fidelity, chinese: Wireless Fidelity), and a BT (Bit Torrent) module, where the Cellular communication module includes a 2G communication module, a 3G communication module, a 4G communication module, and a 5G communication module.
The state of the communication module includes an operational mode and a non-operational mode.
In some embodiments of the present application, if the state of at least two communication modules in the mobile terminal is the working mode, the current working scene of the mobile terminal and the current working frequency band of each communication module are obtained through step 101, so as to determine a target radiation coefficient table corresponding to each communication frequency band; the radio frequency power of each communication module is obtained, via step 102. Illustratively, when a Cellular communication module and a WIFI communication module in a mobile terminal work simultaneously, a current working scene of the mobile terminal is obtained, a current working frequency band of the Cellular communication module is determined, a target radiation coefficient table corresponding to the Cellular communication module is determined, and radio frequency power of the Cellular communication module is obtained; and determining the current working frequency band of the WIFI communication module, determining a target radiation coefficient table corresponding to the WIFI communication module, and acquiring the radio frequency power of the WIFI communication module.
In some embodiments of the present application, for each communication module in the working mode, the single radiation value of each communication module is calculated in step 102, and then the single radiation value of each communication module is obtained, where an obtaining method of the single radiation value of each communication module is the same as the calculating method in step 102, and details are not repeated here.
And 1004, accumulating the single radiation values of the communication modules to obtain radiation values.
In some embodiments of the present application, in consideration of the difference in mapping relationship between the radiation value and the distance of different communication modules, in step 1003, the mapping relationship between the single radiation value and the distance corresponding to each communication module is obtained to correct the radiation value of each communication module, so as to obtain a target radiation value of each communication module, and the target radiation values of each communication module are accumulated to obtain a target radiation value of the mobile terminal.
In some embodiments of the present application, after a target radiation value is obtained, in order to visually show a radiation change of a mobile terminal to a user, the target radiation value is visually shown, specifically, as shown in fig. 11, fig. 11 is a flow intention of an embodiment of displaying the target radiation value in a radiation recording method of the mobile terminal provided in an embodiment of the present application, where the shown target radiation value displaying method includes steps 1101-1102:
In some embodiments of the present application, there are multiple ways to view instructions in response to radiation values, examples of which include:
(1) and responding to a radiation value viewing instruction input by a user through voice.
(2) And responding to the click operation on the screen of the mobile terminal, and triggering a radiation value viewing instruction corresponding to the click operation.
(3) And in response to the button clicking operation of the mobile terminal, triggering a radiation value viewing instruction corresponding to the button, wherein the button comprises but is not limited to a physical button of the mobile terminal and a virtual button of the mobile terminal.
In some embodiments of the present application, the preset time period may be 60s, and the target radiation value of the mobile terminal is collected every 1s, so as to obtain a plurality of target radiation values within 60 s.
Associating each target radiation value with acquisition time, as shown in fig. 12, fig. 12 is an embodiment of a target radiation value visualization in the radiation recording method of the mobile terminal provided in the embodiment of the present application, and a plurality of target radiation values are displayed on a screen of the mobile terminal in a curve manner with acquisition time as a horizontal axis and a target radiation value as a vertical axis.
In some embodiments of the present application, in order to display the radiation change of the mobile terminal to the user in real time and visually display the target radiation value, after step 103, the target radiation value is dynamically displayed, specifically, the method includes acquiring a current target radiation value of the mobile terminal, displaying the current target radiation value on the display screen 205 of the mobile terminal, updating the current target radiation value at intervals of 1s, displaying the updated target radiation value on the display screen 205 of the mobile terminal, displaying and storing the target radiation value of the first 1s on the display screen 205 of the mobile terminal, displaying the target radiation value corresponding to each time point in a smooth curve manner, as shown in fig. 13, where fig. 13 is another embodiment of the mobile terminal radiation recording method provided by the embodiment of the present application, where the rightmost side is the target radiation value corresponding to the current time, the leftmost is the corresponding target radiation value before 60 s.
In some embodiments of the present application, after a target radiation value of a mobile terminal is obtained, in order to reduce an influence of radiation of the mobile terminal on a user, the target radiation value and a preset radiation safety limit are set, and when the target radiation value reaches the preset radiation safety limit, a prompt message is sent out, so that the user selects to use the mobile terminal when the target radiation value is smaller than the preset radiation safety limit, so as to reduce the radiation influence of the mobile terminal on the user, specifically, as shown in fig. 14, fig. 14 is a flowchart illustrating an embodiment of a radiation value in a radiation recording method of the mobile terminal provided in an embodiment of the present application, where the radiation value prompt method includes steps 1401-1402:
The radiation safety limit is an upper limit of a preset radiation value, and in some embodiments of the present application, the radiation safety limit may be 1.0 w/kg.
In some embodiments of the present application, the target radiation value is compared with a preset radiation safety limit, if the target radiation value is smaller than the preset radiation safety limit, it is determined that the target radiation value does not reach the preset radiation safety limit, and if the target radiation value is greater than or equal to the preset radiation safety limit, it is determined that the target radiation value reaches the preset radiation safety limit.
And 1402, outputting a prompt signal when the target radiation value reaches the preset radiation safety limit value.
In some embodiments of the present application, the cue signal comprises an output by at least one of an image, a video, a sound, a scent, and a vibration.
In some embodiments of the present application, when the target radiation value reaches the preset radiation safety limit, in order to timely reduce the radiation influence of the mobile terminal on the user, the target radiation value is reduced by reducing the radio frequency power of the mobile terminal, specifically, as shown in fig. 15, fig. 15 is a schematic flow chart of an embodiment of controlling the radiation value in the radiation recording method of the mobile terminal provided in the embodiment of the present application, where the illustrated radiation value control method includes steps 1501 to 1502:
Wherein the target distance is a target distance between the mobile terminal and the human body, and a correspondence between a preset distance and power attenuation is queried, as shown in table four, which is an embodiment of a correspondence between a distance and power attenuation provided in an embodiment of the present application, where L1, L2, and L3 are a preset first distance threshold, a second distance threshold, and a third distance threshold, respectively, P1, P2, P3, and P4 are a preset first attenuation value, a second attenuation value, a third attenuation value, and a fourth attenuation value, respectively, and L1, L2, and L3 satisfy L1< L2< L3, and P1, P2, P3, and P4 satisfy P1> P2> P3> P4.
When the target distance is less than a preset first distance threshold value L1, the power attenuation value of the corresponding mobile terminal is P1; when the target distance satisfies that the target distance is L1 or more and the target distance is less than L2, the power attenuation value of the corresponding mobile terminal is P2; when the target distance satisfies that the target distance is L2 or more and the target distance is less than L3, the power attenuation value of the corresponding mobile terminal is P3; when the target distance is greater than or equal to L3, the power attenuation value of the corresponding mobile terminal is P4.
And according to the obtained power attenuation value, the radio frequency power of the radio frequency PA203 in the mobile terminal is adjusted by subtracting the power attenuation value from the radio frequency power, so that the target radiation value of the mobile terminal is reduced.
Corresponding relation between table four distances and power attenuation
It should be noted that the correspondence between the distance and the power attenuation shown in table four is only an exemplary illustration, and the range and the value of the distance and the value of the power attenuation are not limited in the embodiment of the present application.
In some embodiments of the present application, before step 101, in response to a radiation value viewing instruction of a mobile terminal, triggering the radiation value viewing instruction, acquiring a current working scene and a current working frequency band of the mobile terminal, determining a target radiation coefficient table, acquiring radio frequency power, calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table, acquiring a target distance between the mobile terminal and a human body, correcting the radiation value according to the target distance to obtain a target radiation value, and displaying the target radiation value in a form of a visual chart.
In some embodiments of the present application, to better explain the radiation recording method of the mobile terminal provided in the embodiment of the present application, an application scenario of the radiation recording method of the mobile terminal is provided in the embodiment of the present application, as shown in fig. 16, fig. 16 is a schematic diagram of an application scenario embodiment of the radiation recording method of the mobile terminal provided in the embodiment of the present application, where the radiation recording method of the mobile terminal includes steps s1 to s 8:
step s1, the instruction is viewed in response to the radiation value of the mobile terminal.
And step s2, acquiring the current working scene of the mobile terminal, and acquiring the current working frequency band of the mobile terminal.
And step s3, determining a corresponding target radiation coefficient table according to the current working scene and the current working frequency band.
And step s4, acquiring the current radio frequency power of the mobile terminal, acquiring a target coefficient corresponding to the current radio frequency power according to the target radiation coefficient table, and acquiring a radiation value corresponding to the current radio frequency power.
And step s5, obtaining a target distance between the mobile terminal and the human body, obtaining a preset distance and radiation mapping relation, and correcting the radiation value according to the target distance and the preset distance and radiation mapping relation to obtain a target radiation value of the Cellular communication module.
And step s6, judging whether the WIFI or BT communication module in the mobile terminal works with the Cellular communication module at the same time.
Step s7, if the WIFI or BT communication module and the Cellular communication module work simultaneously, calculating a target radiation value of the WIFI or BT communication module, accumulating the target radiation value of the WIFI communication or BT communication module and the target radiation value of the Cellular communication module to obtain a target radiation value of the mobile terminal, and displaying the target radiation value on the display screen 205 of the mobile terminal.
Step s8, if the WIFI or BT communication module does not work simultaneously with the Cellular communication module, displaying the target radiation value of the Cellular communication module on the display screen 205 of the mobile terminal.
According to the embodiment of the application, the radiation value corresponding to the radio frequency power is calculated according to the target radiation coefficient table, and the radiation value of the mobile terminal in practical application is obtained in real time; and acquiring a target distance between the mobile terminal and the human body, correcting the radiation value according to the target distance to obtain a target radiation value, and correcting the radiation value through the target distance between the mobile terminal and the human body to improve the accuracy of the radiation value. And the target radiation value is displayed on the display screen 205, the current target radiation value is displayed, and the user experience is improved.
In this embodiment of the present application, in order to better implement the radiation recording method of the mobile terminal provided in this embodiment of the present application, on the basis of the radiation recording method of the mobile terminal, a radiation recording apparatus of the mobile terminal is provided, as shown in fig. 17, where fig. 17 is a schematic structural diagram of an embodiment of the radiation recording apparatus of the mobile terminal provided in this embodiment of the present application, and the radiation recording apparatus of the mobile terminal includes:
an obtaining module 1701, configured to determine a target radiation coefficient table according to a current working scene and a current working frequency band of the mobile terminal;
a radiation calculation module 1702, configured to obtain radio frequency power, and calculate a radiation value corresponding to the radio frequency power according to the target radiation coefficient table;
and a radiation correction module 1703, configured to obtain a target distance between the mobile terminal and a human body, and correct the radiation value according to the target distance to obtain a target radiation value.
In some embodiments of the present application, the obtaining module 1701 includes:
the system comprises a scene acquisition unit, a scene acquisition unit and a scene acquisition unit, wherein the scene acquisition unit is used for acquiring the working state of a receiver in the mobile terminal and acquiring the current working scene according to the working state of the receiver;
the frequency band acquisition unit is used for acquiring the working state of a baseband chip of the mobile terminal and acquiring the current working frequency band according to the working state of the baseband chip;
and the coefficient acquisition unit is used for acquiring the current working scene and a target radiation coefficient table corresponding to the current working frequency band.
In some embodiments of the present application, the radiation modification module 1703 includes:
the distance acquisition unit is used for acquiring a target distance between the mobile terminal and the head of the human body through a distance sensor of the mobile terminal;
the correction coefficient unit is used for obtaining a target radiation attenuation value of the target distance according to a preset mapping relation between the distance and the radiation;
and the radiation correction unit corrects the radiation value by subtracting the target radiation attenuation value from the radiation value to obtain a target radiation value.
In some embodiments of the present application, the radiation calculation module 1702 is further configured to obtain a state of each communication module in the mobile terminal; if the state of at least two communication modules in the mobile terminal is in a working mode, acquiring the radio frequency power of each communication module; determining a single radiation value of each communication module according to the radio frequency power of each communication module; and accumulating the single radiation values of the communication modules to obtain the radiation value.
In some embodiments of the present application, the mobile terminal radiation recording device further comprises a storage module 1704;
the storage module 1704 is configured to acquire a plurality of working frequency bands of the mobile terminal and acquire a plurality of working scenes of the mobile terminal; acquiring a preset radiation value corresponding to each radio frequency power in a plurality of radio frequency powers of each working frequency band in each working scene aiming at each working frequency band; and obtaining a radiation coefficient table according to the radio frequency power and the corresponding preset radiation value.
In some embodiments of the present application, the storage module 1704 is further configured to sample the preset radiation value every preset distance, so as to obtain a radiation attenuation value corresponding to the preset distance; and establishing a mapping relation between the distance and the radiation according to the corresponding relation between the radiation attenuation value and the distance.
In some embodiments of the present application, the radiation modification module 1703 further comprises:
the instruction unit is used for responding to the radiation value checking instruction and acquiring a plurality of acquired target radiation values in a preset time period;
and the visualization unit is used for associating each target radiation value in the plurality of target radiation values with the acquisition time and displaying the plurality of target radiation values in a visualization chart form.
In some embodiments of the present application, the mobile terminal radiation recording apparatus further comprises;
a prompt module 1705, configured to compare the target radiation value with a preset radiation safety limit; and outputting a prompt signal when the target radiation value reaches the preset radiation safety limit value.
In some embodiments of the present application, the prompt module 1705 is further configured to determine a power attenuation value of the mobile terminal according to the target distance; and attenuating the radiation of the mobile terminal by subtracting the power attenuation value from the radio frequency power of the mobile terminal.
According to the current working scene and the current working frequency band of the mobile terminal, a target radiation coefficient table is determined; acquiring radio frequency power, calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table, and acquiring the radiation value of the mobile terminal in real time in practical application; and acquiring a target distance between the mobile terminal and the human body, correcting the radiation value according to the target distance to obtain a target radiation value, and correcting the radiation value through the target distance between the mobile terminal and the human body to improve the accuracy of the radiation value.
An embodiment of the present application further provides a mobile terminal, as shown in fig. 18, fig. 18 is a schematic structural diagram of another embodiment of the mobile terminal provided in the embodiment of the present application.
The mobile terminal integrates any kind of mobile terminal radiation recording device provided by the embodiment of the application, and the mobile terminal comprises:
a memory and a processor; the memory stores an application program, and the processor is configured to run the application program in the memory to execute the steps in the mobile terminal radiation recording method in any one of the above embodiments of the mobile terminal radiation recording method to implement mobile terminal radiation recording.
Specifically, the method comprises the following steps: the mobile terminal may include Radio Frequency (RF) circuitry 1801, memory 1802 including one or more computer-readable storage media, an input unit 1803, a display unit 1804, sensors 1805, audio circuitry 1806, a Wireless Fidelity (WIFI) module 1807, a processor 1808 including one or more processing cores, and a power supply 1809. Those skilled in the art will appreciate that the mobile terminal architecture shown in fig. 18 is not intended to be limiting of mobile terminals and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components. Wherein:
the RF circuit 1801 may be used for receiving and transmitting signals during a message transmission or communication process, and in particular, for receiving downlink information from a base station and then processing the received downlink information by one or more processors 1808; in addition, data relating to uplink is transmitted to the base station. In general, the RF circuitry 1801 includes, but is not limited to, an antenna, at least one Amplifier, a tuner, one or more oscillators, a Subscriber Identity Module (SIM) card, a transceiver, a coupler, a Low Noise Amplifier (LNA), a duplexer, and the like. In addition, the RF circuit 1801 may also communicate with networks and other devices via wireless communications. The wireless communication may use any communication standard or protocol, including but not limited to Global System for Mobile communications (GSM), General Packet Radio Service (GPRS), Code Division Multiple Access (CDMA), Wideband Code Division Multiple Access (WCDMA), Long Term Evolution (LTE), email, Short Message Service (SMS), and the like.
The memory 1802 may be used to store software programs and modules, and the processor 1808 executes various functional applications and data processing by operating the software programs and modules stored in the memory 1802. The memory 1802 may mainly include a storage program area and a storage data area, where the storage program area may store an operating system, an application program (such as a sound playing function, an image playing function, etc.) required by at least one function, and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the mobile terminal, and the like. Further, the memory 1802 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device. Accordingly, memory 1802 may also include a memory controller to provide access to memory 1802 by processor 1808 and input unit 1803.
The input unit 1803 may be used to receive input numeric or character information and generate keyboard, mouse, joystick, optical or trackball signal inputs related to user settings and function control. In particular, in one particular embodiment, input unit 1803 may include a touch-sensitive surface as well as other input devices. The touch-sensitive surface, also referred to as a touch display screen or a touch pad, may collect touch operations by a user (e.g., operations by a user on or near the touch-sensitive surface using a finger, a stylus, or any other suitable object or attachment) thereon or nearby, and drive the corresponding connection device according to a predetermined program. Alternatively, the touch sensitive surface may comprise two parts, a touch detection means and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 1808, and can receive and execute commands sent by the processor 1808. In addition, touch sensitive surfaces may be implemented using various types of resistive, capacitive, infrared, and surface acoustic waves. The input unit 1803 may include other input devices in addition to the touch-sensitive surface. In particular, other input devices may include, but are not limited to, one or more of a physical keyboard, function keys (such as volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like.
The display unit 1804 may be used to display information input by or provided to the user as well as various graphical user interfaces of the mobile terminal, which may be made up of graphics, text, icons, video, and any combination thereof. The Display unit 1804 may include a Display panel, and optionally, the Display panel may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like. Further, the touch-sensitive surface may overlay the display panel, and when a touch operation is detected on or near the touch-sensitive surface, the touch operation is transmitted to the processor 1808 to determine the type of the touch event, and then the processor 1808 provides a corresponding visual output on the display panel according to the type of the touch event. Although in FIG. 18 the touch sensitive surface and the display panel are two separate components to implement input and output functions, in some embodiments the touch sensitive surface may be integrated with the display panel to implement input and output functions.
The mobile terminal may also include at least one sensor 1805, such as a light sensor, a motion sensor, a distance sensor, and other sensors. Specifically, the light sensor may include an ambient light sensor that may adjust the brightness of the display panel according to the brightness of ambient light, and a proximity sensor that may turn off the display panel and/or the backlight when the mobile terminal is moved to the ear. As one of the motion sensors, the gravity acceleration sensor can detect the magnitude of acceleration in each direction (generally, three axes), can detect the magnitude and direction of gravity when the mobile phone is stationary, and can be used for applications of recognizing the posture of the mobile phone (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer and tapping), and the like; as for other sensors such as a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which can be configured on the mobile terminal, further description is omitted here.
WIFI belongs to short-distance wireless transmission technology, and the mobile terminal can help a user to receive and send e-mails, browse webpages, access streaming media and the like through the WIFI module 1807, and provides wireless broadband internet access for the user. Although fig. 18 shows the WIFI module 1807, it is understood that it does not belong to the essential constitution of the mobile terminal, and may be omitted entirely as needed within the scope not changing the essence of the invention.
The processor 1808 is a control center of the mobile terminal, connects various parts of the entire mobile phone using various interfaces and lines, and performs various functions of the mobile terminal and processes data by operating or executing software programs and/or modules stored in the memory 1802 and calling data stored in the memory 1802, thereby integrally monitoring the mobile phone. Optionally, the processor 1808 may include one or more processing cores; preferably, the processor 1808 may integrate an application processor and a modem processor, wherein the application processor mainly handles operating systems, user interfaces, application programs, and the like, and the modem processor mainly handles wireless communications. It is to be appreciated that the modem processor described above may not be integrated into processor 1808.
The mobile terminal further includes a power supply 1809 (e.g., a battery) for supplying power to various components, and preferably, the power supply 1809 may be logically connected to the processor 1808 via a power management system, so as to implement functions of managing charging, discharging, and power consumption via the power management system. The power supply 1809 may also include one or more dc or ac power sources, recharging systems, power failure detection circuitry, power converters or inverters, power status indicators, and any like components.
Although not shown, the mobile terminal may further include a camera, a bluetooth module, and the like, which will not be described herein. Specifically, in this embodiment, the processor 1808 in the mobile terminal loads an executable file corresponding to one or more processes of an application program into the memory 1802 according to the following instructions, and the processor 1808 runs the application program stored in the memory 1802, thereby implementing various functions:
determining a target radiation coefficient table according to the current working scene and the current working frequency band of the mobile terminal;
acquiring radio frequency power, and calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table;
and acquiring a target distance between the mobile terminal and a human body, and correcting the radiation value according to the target distance to obtain a target radiation value.
It will be understood by those skilled in the art that all or part of the steps of the methods of the above embodiments may be performed by instructions or by associated hardware controlled by the instructions, which may be stored in a computer readable storage medium and loaded and executed by a processor.
To this end, the present invention provides a storage medium, which is a computer-readable storage medium, and a plurality of instructions are stored in the storage medium, where the instructions can be loaded by a processor to execute the steps in any one of the mobile terminal radiation recording methods provided by the embodiments of the present invention. For example, the instructions may perform the steps of:
determining a target radiation coefficient table according to the current working scene and the current working frequency band of the mobile terminal;
acquiring radio frequency power, and calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table;
and acquiring a target distance between the mobile terminal and a human body, and correcting the radiation value according to the target distance to obtain a target radiation value.
The above operations can be implemented in the foregoing embodiments, and are not described in detail herein.
Wherein the storage medium may include: read Only Memory (ROM), Random Access Memory (RAM), magnetic or optical disks, and the like.
Since the instructions stored in the storage medium can execute the steps in any of the mobile terminal radiation recording methods provided by the embodiments of the present invention, the beneficial effects that can be achieved by any of the mobile terminal radiation recording methods provided by the embodiments of the present invention can be achieved, which are detailed in the foregoing embodiments and will not be described again here.
The foregoing describes in detail a mobile terminal radiation recording method, apparatus, mobile terminal and storage medium provided by an embodiment of the present invention, and a specific example is applied in the present document to explain the principle and implementation of the present invention, and the description of the foregoing embodiments is only used to help understanding the method and core ideas of the present invention; meanwhile, for those skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A mobile terminal radiation recording method, characterized in that the method comprises:
determining a target radiation coefficient table according to the current working scene and the current working frequency band of the mobile terminal;
acquiring radio frequency power, and calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table;
and acquiring a target distance between the mobile terminal and a human body, and correcting the radiation value according to the target distance to obtain a target radiation value.
2. The method for recording radiation of a mobile terminal according to claim 1, wherein the determining a target radiation coefficient table according to the current working scene and the current working frequency band of the mobile terminal comprises:
the method comprises the steps of obtaining the working state of a receiver in the mobile terminal, and obtaining the current working scene according to the working state of the receiver;
acquiring the working state of a baseband chip of the mobile terminal, and acquiring a current working frequency band according to the working state of the baseband chip;
and acquiring the current working scene and a target radiation coefficient table corresponding to the current working frequency band.
3. The method for recording radiation of a mobile terminal according to claim 1, wherein the obtaining a target distance between the mobile terminal and a human body, and the correcting the radiation value according to the target distance to obtain a target radiation value comprises:
acquiring a target distance between the mobile terminal and the head of a human body through a distance sensor of the mobile terminal;
obtaining a target radiation attenuation value of the target distance according to a preset mapping relation between the distance and the radiation;
and correcting the radiation value by subtracting the target radiation attenuation value from the radiation value to obtain a target radiation value.
4. The radiation recording method of claim 1, wherein the obtaining radio frequency power and calculating the radiation value corresponding to the radio frequency power according to the target radiation coefficient table comprises:
acquiring the state of each communication module in the mobile terminal;
if the state of at least two communication modules in the mobile terminal is in a working mode, acquiring the radio frequency power of each communication module;
determining a single radiation value of each communication module according to the radio frequency power of each communication module;
and accumulating the single radiation values of the communication modules to obtain the radiation value.
5. The method for recording radiation of a mobile terminal according to claim 1, wherein the method comprises the steps of obtaining a target distance between the mobile terminal and a human body, and correcting the radiation value according to the target distance to obtain a target radiation value:
responding to a radiation value checking instruction, and acquiring a plurality of target radiation values acquired within a preset time period;
and associating each target radiation value in the plurality of target radiation values with the acquisition time, and displaying the plurality of target radiation values in a visual chart form.
6. The method for recording radiation of a mobile terminal according to any of claims 1 to 5, wherein after obtaining the target distance between the mobile terminal and the human body and correcting the radiation value according to the target distance to obtain the target radiation value, the method further comprises:
comparing the target radiation value with a preset radiation safety limit value;
and outputting a prompt signal when the target radiation value reaches the preset radiation safety limit value.
7. The radiation recording method of claim 6, wherein after outputting a prompt signal when the target radiation value reaches the preset radiation safety limit, the method further comprises:
determining a power attenuation value of the mobile terminal according to the target distance;
and attenuating the radiation of the mobile terminal by subtracting the power attenuation value from the radio frequency power of the mobile terminal.
8. A mobile terminal radiation recording apparatus, characterized in that the apparatus comprises:
the acquisition module is used for determining a target radiation coefficient table according to the current working scene and the current working frequency band of the mobile terminal;
the radiation calculation module is used for acquiring radio frequency power and calculating a radiation value corresponding to the radio frequency power according to the target radiation coefficient table;
and the radiation correction module is used for acquiring a target distance between the mobile terminal and a human body and correcting the radiation value according to the target distance to obtain a target radiation value.
9. A mobile terminal, characterized in that the mobile terminal comprises a memory and a processor; the memory stores an application program, and the processor is configured to execute the application program in the memory to perform the operations of the mobile terminal radiation recording method according to any one of claims 1 to 7.
10. A storage medium storing a plurality of instructions adapted to be loaded by a processor to perform the steps of the mobile terminal radiation recording method according to any of claims 1 to 7.
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