CN109861732A - Antenna condition method of adjustment, device, storage medium and electronic equipment - Google Patents
Antenna condition method of adjustment, device, storage medium and electronic equipment Download PDFInfo
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- CN109861732A CN109861732A CN201811512116.8A CN201811512116A CN109861732A CN 109861732 A CN109861732 A CN 109861732A CN 201811512116 A CN201811512116 A CN 201811512116A CN 109861732 A CN109861732 A CN 109861732A
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Abstract
The embodiment of the present application provides a kind of antenna condition method of adjustment, device, storage medium and electronic equipment, the antenna condition method of adjustment and comprises determining that electronic equipment currently emits the transmitting antenna of radiofrequency signal；Judge whether the standing-wave ratio of the transmitting antenna meets the first preset condition；If the standing-wave ratio of the transmitting antenna meets first preset condition, judge whether the emission effciency of the transmitting antenna meets the second preset condition；If the emission effciency of the transmitting antenna meets second preset condition, the tuning state of the transmitting antenna is adjusted.In the antenna condition method of adjustment, electronic equipment is when the standing-wave ratio and emission effciency of transmitting antenna all meet setting condition, the tuning state of transmitting antenna is adjusted, so as to improve the performance of transmitting antenna, and then improves the communication stability of electronic equipment.
Description
Technical field
This application involves field of communication technology, in particular to a kind of antenna condition method of adjustment, device, storage medium and electricity
Sub- equipment.
Background technique
With the development of network technology and the raising of electronic equipment intelligence degree, user can pass through such as smart phone
Equal electronic equipments realize more and more functions, such as voice communication, Video chat, object for appreciation online game etc..
Wherein, during electronic equipment executes the functions such as voice communication, Video chat, electronic equipment needs and base station
Or server carries out data interaction.And during data interaction, electronic equipment needs to realize wireless signal by antenna
Transmission, wherein electronic equipment needs outwardly to emit by antenna radiofrequency signal, and receives radio frequency from the external world by antenna
Signal.
And due to the influence of communication environment, when antenna outwardly emits radiofrequency signal, antenna may be subjected to other electricity
The interference of sub- equipment, to influence performance when antenna outwardly emits radiofrequency signal, and then the communication for influencing electronic equipment is steady
It is qualitative.
Summary of the invention
The embodiment of the present application provides a kind of antenna condition method of adjustment, device, storage medium and electronic equipment, can be improved
The communication stability of electronic equipment.
The embodiment of the present application provides a kind of antenna condition method of adjustment, comprising:
Determine that electronic equipment currently emits the transmitting antenna of radiofrequency signal；
Judge whether the standing-wave ratio of the transmitting antenna meets the first preset condition；
If the standing-wave ratio of the transmitting antenna meets first preset condition, the transmitting effect of the transmitting antenna is judged
Whether rate meets the second preset condition；
If the emission effciency of the transmitting antenna meets second preset condition, to the tuning shape of the transmitting antenna
State is adjusted.
The embodiment of the present application also provides a kind of antenna condition adjustment device, comprising:
Determining module, for determining that electronic equipment currently emits the transmitting antenna of radiofrequency signal；
First judgment module, for judging whether the standing-wave ratio of the transmitting antenna meets the first preset condition；
Second judgment module judges institute if the standing-wave ratio for the transmitting antenna meets first preset condition
Whether the emission effciency for stating transmitting antenna meets the second preset condition；
Module is adjusted, if the emission effciency for the transmitting antenna meets second preset condition, to the hair
The tuning state for penetrating antenna is adjusted.
The embodiment of the present application also provides a kind of storage medium, computer program is stored in the storage medium, when described
When computer program is run on computers, so that the computer executes above-mentioned antenna condition method of adjustment.
The embodiment of the present application also provides a kind of electronic equipment, including processor and memory, is stored in the memory
Computer program, the processor is by calling the computer program stored in the memory, for executing above-mentioned day
Line state adjustment method.
Antenna condition method of adjustment provided by the embodiments of the present application, comprising: determine that electronic equipment currently emits radiofrequency signal
Transmitting antenna；Judge whether the standing-wave ratio of the transmitting antenna meets the first preset condition；If the standing wave of the transmitting antenna
Than meeting first preset condition, then judge whether the emission effciency of the transmitting antenna meets the second preset condition；If institute
The emission effciency for stating transmitting antenna meets second preset condition, then is adjusted to the tuning state of the transmitting antenna.
In the antenna condition method of adjustment, electronic equipment transmitting antenna standing-wave ratio and emission effciency all meet setting condition when,
The tuning state of transmitting antenna is adjusted, so as to improve the performance of transmitting antenna, and then improves the logical of electronic equipment
Believe stability.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described.It should be evident that the drawings in the following description are only some examples of the present application, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the application scenarios schematic diagram of antenna condition method of adjustment provided by the embodiments of the present application.
Fig. 2 is the flow diagram of antenna condition method of adjustment provided by the embodiments of the present application.
Fig. 3 is another flow diagram of antenna condition method of adjustment provided by the embodiments of the present application.
Fig. 4 is the structural schematic diagram that antenna condition provided by the embodiments of the present application adjusts device.
Fig. 5 is another structural schematic diagram that antenna condition provided by the embodiments of the present application adjusts device.
Fig. 6 is the structural schematic diagram of electronic equipment provided by the embodiments of the present application.
Fig. 7 is another structural schematic diagram of electronic equipment provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description.Obviously, described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, those skilled in the art's every other implementation obtained under that premise of not paying creative labor
Example, belongs to the protection scope of the application.
With reference to Fig. 1, Fig. 1 is the application scenarios schematic diagram of antenna condition method of adjustment provided by the embodiments of the present application.
The antenna condition method of adjustment is applied to electronic equipment.The electronic equipment includes RF receiving and transmission module and more
A antenna, each antenna are connect with the RF receiving and transmission module.For example, electronic equipment may include antenna 1, antenna 2,
Antenna 3, antenna 4, the antenna 1, antenna 2, antenna 3, antenna 4 are connect with RF receiving and transmission module.
Wherein, each antenna may be incorporated for outwardly emitting radiofrequency signal, such as set to base station or other electronics
Preparation penetrates radiofrequency signal.Each antenna can be also used for receiving radiofrequency signal from the external world, such as receive base station or other electricity
The radiofrequency signal that sub- equipment is sent.To which the multiple antenna can form MIMO (Multiple-Input Multiple-
Output, multiple-input and multiple-output) antenna.
The RF receiving and transmission module is exported for generating radiofrequency signal, and by the radiofrequency signal of generation to antenna, then by
The antenna by emission of radio frequency signals to the external world.In addition, the radio frequency letter that the RF receiving and transmission module is also used to receive antenna
It number is handled.
The embodiment of the present application provides a kind of antenna condition method of adjustment.The antenna condition method of adjustment can be applied to electricity
In sub- equipment.The electronic equipment can be the equipment such as smart phone, tablet computer.
With reference to Fig. 2, Fig. 2 is the flow diagram of antenna condition method of adjustment provided by the embodiments of the present application.
Wherein, the antenna condition method of adjustment the following steps are included:
110, determine that electronic equipment currently emits the transmitting antenna of radiofrequency signal.
In electronic equipment, synchronization for outwardly emit radiofrequency signal transmitting antenna can be one, for from
The receiving antenna that the external world receives radiofrequency signal can be multiple.For example, the antenna 1 in electronic equipment can be transmitting antenna, day
Line 1, antenna 2 can be receiving antenna simultaneously.
In addition, can default in the mutiple antennas of electronic equipment and outwardly emit letter by the highest antenna of emission effciency
Number.That is, the highest antenna of emission effciency in electronic equipment can be determined as transmitting antenna at this time.
120, judge whether the standing-wave ratio of the transmitting antenna meets the first preset condition.
After electronic equipment determines current transmitting antenna, the standing-wave ratio of the available transmitting antenna.Standing-wave ratio
It is properly termed as voltage standing wave ratio, standing-wave ratio etc..Wherein, standing-wave ratio is a numerical value more than or equal to 1, for indicating antenna
Level of impedance match between RF receiving and transmission module.
When standing-wave ratio is 1, indicates that RF receiving and transmission module is exported to the radiofrequency signal of antenna and be all radiated the external world, in day
There is no any loss at line.It should be noted that it is perfect condition that standing-wave ratio, which is 1,.In practical application, due to RF receiving and transmission module
It exports to the radiofrequency signal of antenna and inevitably loses a part at antenna, therefore standing-wave ratio is greater than in practical application
1.Standing-wave ratio is bigger, and it is more to illustrate that radiofrequency signal loses at antenna, and aerial radiation is fewer to extraneous radiofrequency signal at this time.
Whether the first preset condition is the condition preset in the electronic device, such as can full for the size of standing-wave ratio
Sufficient condition.
Electronic equipment may determine that whether the standing-wave ratio of the transmitting antenna meets first preset condition.If the hair
The standing-wave ratio for penetrating antenna meets first preset condition, then electronic equipment continues to execute step 130.If the transmitting antenna
Standing-wave ratio is unsatisfactory for first preset condition, then electronic equipment can switch over current transmitting antenna, will be another
Antenna is set as transmitting antenna, such as antenna 2 is switched to transmitting antenna, then re-executes the process in the present embodiment.
130, if the standing-wave ratio of the transmitting antenna meets first preset condition, judge the hair of the transmitting antenna
Penetrate whether efficiency meets the second preset condition.
If electronic equipment judges that the standing-wave ratio of current transmitting antenna meets first preset condition, continue to judge institute
Whether the emission effciency for stating transmitting antenna meets the second preset condition.
Wherein, the emission effciency of antenna is a numerical value less than or equal to 1, indicate aerial radiation to extraneous power and
RF receiving and transmission module exports the ratio of the power to the radiofrequency signal of antenna.
When emission effciency is 1, indicates that RF receiving and transmission module is exported to the power of the radiofrequency signal of antenna and all pass through day
Beta radiation does not have any loss to the external world at antenna.It should be noted that it is perfect condition that emission effciency, which is 1,.Practical application
In, RF receiving and transmission module is exported to the radiofrequency signal of antenna can generate part back wave at antenna, to consume a part
Power.Therefore, in practical application emission effciency less than 1.Emission effciency is smaller, illustrates that the power lost at antenna is more, day
Beta radiation is fewer to extraneous power.
Second preset condition is the condition preset in the electronic device, for example, can for emission effciency size whether
Meet condition.
If the emission effciency of the transmitting antenna meets second preset condition, electronic equipment continues to execute step
140.If the emission effciency of the transmitting antenna is unsatisfactory for second preset condition, electronic equipment can be to current transmitting
Antenna switches over, and sets transmitting antenna for another antenna, such as antenna 2 is switched to transmitting antenna, then holds again
Process in row the present embodiment.
140, if the emission effciency of the transmitting antenna meets second preset condition, to the tune of the transmitting antenna
Humorous state is adjusted.
Wherein, each antenna in electronic equipment is respectively connected with impedance matching network.When some antenna is as transmitting antenna
When outwardly emitting radiofrequency signal, the antenna is tuned by the impedance matching network being connect with the antenna.Wherein,
The impedance matching network may include one or more capacitors, one or more inductance, one or more Zero-ohm resistors etc.
Tuned cell.It can connect between the multiple tuned cell, it can also be in parallel.The multiple tuned cell can pass through switch
It is connect with the transmitting antenna.
If electronic equipment judges that the emission effciency of current transmitting antenna meets second preset condition, electronic equipment
The tuning state of the transmitting antenna is adjusted, such as can control the transmitting antenna and switch to and different tunings member
Part is connected, so that the matching degree between the transmitting antenna and the communications band of current electronic device is higher, so as to mention
High emission antenna outwardly emits the emitting performance of radiofrequency signal.
It in some embodiments, is the another of antenna condition method of adjustment provided by the embodiments of the present application with reference to Fig. 3, Fig. 3
Flow diagram.
Wherein, step 110, determine transmitting antenna that electronic equipment currently emits radiofrequency signal before, further include following step
It is rapid:
151, obtain the received signal strength that electronic equipment receives radiofrequency signal；
152, judge whether the received signal strength is less than default received signal strength threshold value；
If the received signal strength is less than the received signal strength threshold value, it is determined that electronic equipment currently emits radio frequency
The transmitting antenna of signal.
Wherein, the available current received signal strength for receiving radiofrequency signal of electronic equipment.Received signal strength is higher,
The communication environment for illustrating that electronic equipment is presently in is better.Received signal strength is lower, illustrates that electronic equipment is presently in logical
Believe that environment is poorer.
A default received signal strength threshold value can be preset in electronic equipment.The default received signal strength threshold
Line of demarcation between the communication environment that value expression electronic equipment is presently in is good and bad.For example, the default received signal strength
Threshold value can be -50dBm (decibel milliwatt).
The received signal strength that electronic equipment can will acquire is compared with the default received signal strength threshold value,
To judge whether the received signal strength is less than default received signal strength threshold value.
If the received signal strength is less than the default received signal strength threshold value, illustrate what electronic equipment was presently in
Communication environment is poor.At this point, electronic equipment determines the transmitting antenna of current transmitting radiofrequency signal, and carry out subsequent processing.
If the received signal strength is not less than the default received signal strength threshold value, illustrate that electronic equipment is presently in
Communication environment it is preferable.At this point, electronic equipment can keep current communications status, and without processing.
With continued reference to Fig. 3, in some embodiments, step 110 determines that electronic equipment currently emits the transmitting of radiofrequency signal
Antenna, comprising the following steps:
111, obtain the current communications band of electronic equipment；
112, determine that the electronic equipment currently emits radiofrequency signal according to the communications band and default corresponding relationship
Transmitting antenna, the default corresponding relationship includes the corresponding relationship between communications band and transmitting antenna.
Since the shape of each of electronic equipment antenna, size are fixed, the same antenna is for different
Communications band, matching degree are different.For example, the same antenna, for the matching degree of the radiofrequency signal of some frequency range
May be preferable, but may be poor for the matching degree of the radiofrequency signal of another frequency range.Therefore, the same antenna is not for
Emitting performance with the radiofrequency signal of frequency range is also different.When electronic equipment outwardly emits radiofrequency signal, default passes through hair
It penetrates the highest antenna of efficiency and outwardly emits radiofrequency signal.
The default corresponding relationship between communications band and transmitting antenna can be pre-established in electronic equipment.For example, can be with
By R&D personnel in the default corresponding relationship established in R&D process between communications band and transmitting antenna.Wherein, when certain
Between a communications band and a transmitting antenna to it is corresponding when indicate transmitting of the antenna to the radiofrequency signal of the communications band
Efficiency highest.
For example, the corresponding relationship between communications band and transmitting antenna can be corresponding relationship as shown in Table 1:
Table 1
| Communications band | Transmitting antenna |
| B1、B3 | Antenna 1 |
| B6、B8 | Antenna 3 |
| B7、B41 | Antenna 2 |
| …… | …… |
The available current communications band of electronic equipment, and determined according to the communications band and default corresponding relationship
The electronic equipment currently emits the transmitting antenna of radiofrequency signal.
For example, the current communications band of electronic equipment is B1, then it can determine that current transmitting antenna is antenna 1.
With continued reference to Fig. 3, in some embodiments, step 120 judges whether the standing-wave ratio of the transmitting antenna meets
One preset condition, comprising the following steps:
121, obtain the standing-wave ratio of the transmitting antenna；
122, calculate the absolute value of the difference of the standing-wave ratio and default standing-wave ratio threshold value；
123, judge whether the absolute value is less than preset threshold；
124, if the absolute value is less than the preset threshold, it is determined that meet first for the standing-wave ratio of the transmitting antenna
Preset condition；
125, if the absolute value is not less than the preset threshold, it is determined that be unsatisfactory for for the standing-wave ratio of the transmitting antenna
First preset condition.
Bilateral power sensor is can integrate in the RF receiving and transmission module of electronic equipment.Electronic equipment can be by described
Bilateral power sensor exports to detect RF receiving and transmission module to reflected at the RF signal strength of antenna and antenna
Reflected signal strength then obtains transmitting day according to the RF signal strength of output to antenna and the reflected signal strength
The standing-wave ratio of line.
A default standing-wave ratio threshold value can be preset in electronic equipment.The default standing-wave ratio threshold value is a number
Value, such as default standing-wave ratio threshold value can be 1.5.
After electronic equipment gets the standing-wave ratio of transmitting antenna, the standing-wave ratio and default standing-wave ratio threshold value can be calculated
The absolute value of difference.Then, the absolute value is compared with preset threshold, to judge it is described whether the absolute value is less than
Preset threshold.Wherein, the preset threshold can be a numerical value being set in advance in electronic equipment.For example, described default
Threshold value can be 0.1.
If the absolute value is less than the preset threshold, illustrate the standing-wave ratio of transmitting antenna at this time and the default standing-wave ratio
Threshold value is close, and the standing-wave ratio that can be determined as the transmitting antenna at this time meets the first preset condition.
If the absolute value is not less than the preset threshold, illustrate the standing-wave ratio of transmitting antenna at this time and the default standing wave
Differ larger than threshold value, the standing-wave ratio that can be determined as the transmitting antenna at this time is unsatisfactory for the first preset condition.
With continued reference to Fig. 3, in some embodiments, step 130 judges whether the emission effciency of the transmitting antenna meets
Second preset condition, comprising the following steps:
131, emission effciency threshold value is calculated according to default emission effciency；
132, obtain the emission effciency of the transmitting antenna；
133, judge whether the emission effciency is greater than or equal to the emission effciency threshold value；
134, if the emission effciency is greater than or equal to the emission effciency threshold value, it is determined that be the hair of the transmitting antenna
It penetrates efficiency and meets the second preset condition；
135, if the emission effciency is less than the emission effciency threshold value, it is determined that be the emission effciency of the transmitting antenna
It is unsatisfactory for the second preset condition.
In electronic equipment, each antenna can be preset for the default hair of the radiofrequency signal of each communications band
Penetrate efficiency.The default emission effciency can be emission effciency of antenna under conditions of no external interference.For example, can be by grinding
Hair personnel test each antenna in R&D process, so that it is determined that each antenna is for each communications band
Emission effciency of the radiofrequency signal in no external interference, and set the obtained emission effciency of test to the default transmitting of antenna
Efficiency.
For example, it is 25% for the default emission effciency of B1 frequency range radiofrequency signal that antenna 1, which can be set, antenna 1 is for B3
The default emission effciency of frequency range radiofrequency signal is 22%, etc..
Electronic equipment can calculate emission effciency threshold value according to the default emission effciency of current transmitting antenna, such as default
Increase on the basis of emission effciency or reduce certain numerical value, to obtain emission effciency threshold value.The emission effciency threshold value
For a numerical value, such as 20%.
The emission effciency of transmitting antenna can be monitored in real time in electronic equipment, so as to get the hair of current transmitting antenna
Penetrate efficiency.
Then, the emission effciency that electronic equipment will acquire is compared with the emission effciency threshold value, described in judgement
Whether emission effciency is greater than or equal to the emission effciency threshold value.
If the emission effciency is greater than or equal to the emission effciency threshold value, illustrate that the emission effciency of transmitting antenna is higher,
The emission effciency for being determined as transmitting antenna at this time meets the second preset condition.
If the emission effciency is less than the emission effciency threshold value, illustrate that the emission effciency of transmitting antenna is lower, at this time really
The emission effciency for being set to transmitting antenna is unsatisfactory for the second preset condition.
In some embodiments, it when calculating emission effciency threshold value according to default emission effciency, is counted according to the following formula
It calculates:
M=M1×(1-k)
Wherein, M is the emission effciency threshold value, M1For the default emission effciency, k is preset ratio.
For example, default emission effciency M1 is 25%, preset ratio k is 20%, then emission effciency threshold value M can be calculated
It is 20%.
With continued reference to Fig. 3, in some embodiments, step 140 is adjusted the tuning state of the transmitting antenna,
The following steps are included:
141, adjust the impedance value of the impedance matching network of the transmitting antenna.
Wherein, the impedance value of the impedance matching network of the adjustable transmitting antenna of electronic equipment, to realize to transmitting day
The tuning state of line is adjusted.It is accessed inductively or capacitively for example, electronic equipment can switch in impedance matching network, thus
The impedance value of impedance matching network is adjusted.
In some embodiments, the impedance matching network includes variable capacitance.The resistance of electronic equipment adjustment transmitting antenna
When the impedance value of anti-matching network, the state or capacitance of the adjustable variable capacitance, such as can reduce described variable
The capacitance of capacitor is adjusted the impedance value of impedance matching network to realize.
When it is implemented, the application is not limited by the execution sequence of described each step, conflict is not being generated
In the case of, certain steps can also be carried out using other sequences or be carried out simultaneously.
From the foregoing, it will be observed that antenna condition method of adjustment provided by the embodiments of the present application, comprising: determine that electronic equipment currently emits
The transmitting antenna of radiofrequency signal；Judge whether the standing-wave ratio of the transmitting antenna meets the first preset condition；If the transmitting day
The standing-wave ratio of line meets first preset condition, then judges whether the emission effciency of the transmitting antenna meets the second default item
Part；If the emission effciency of the transmitting antenna meets second preset condition, to the tuning state of the transmitting antenna into
Row adjustment.In the antenna condition method of adjustment, electronic equipment all meets setting in the standing-wave ratio and emission effciency of transmitting antenna
When condition, the tuning state of transmitting antenna is adjusted, so as to improve the performance of transmitting antenna, and then electronics is improved and sets
Standby communication stability.
The embodiment of the present application also provides a kind of antenna condition adjustment device, and the antenna condition adjustment device can integrate
In electronic equipment, the electronic equipment can be the equipment such as smart phone, tablet computer.
With reference to Fig. 4, Fig. 4 is the structural schematic diagram that antenna condition provided by the embodiments of the present application adjusts device 200.
Wherein, the antenna condition adjustment device 200 comprises determining that module 201, first judgment module 202, second judge
Module 203, adjustment module 204.
Determining module 201, for determining that electronic equipment currently emits the transmitting antenna of radiofrequency signal.
In electronic equipment, synchronization for outwardly emit radiofrequency signal transmitting antenna can be one, for from
The receiving antenna that the external world receives radiofrequency signal can be multiple.For example, the antenna 1 in electronic equipment can be transmitting antenna, day
Line 1, antenna 2 can be receiving antenna simultaneously.
In addition, can default in the mutiple antennas of electronic equipment and outwardly emit letter by the highest antenna of emission effciency
Number.That is, the highest antenna of emission effciency in electronic equipment can be determined as transmitting antenna by determining module 201 at this time.
First judgment module 202, for judging whether the standing-wave ratio of the transmitting antenna meets the first preset condition.
After determining module 201 determines current transmitting antenna, the available transmitting antenna of first judgment module 202
Standing-wave ratio.Standing-wave ratio is referred to as voltage standing wave ratio, standing-wave ratio etc..Wherein, standing-wave ratio is one more than or equal to 1
Numerical value, for indicating the level of impedance match between antenna and RF receiving and transmission module.
When standing-wave ratio is 1, indicates that RF receiving and transmission module is exported to the radiofrequency signal of antenna and be all radiated the external world, in day
There is no any loss at line.It should be noted that it is perfect condition that standing-wave ratio, which is 1,.In practical application, due to RF receiving and transmission module
It exports to the radiofrequency signal of antenna and inevitably loses a part at antenna, therefore standing-wave ratio is greater than in practical application
1.Standing-wave ratio is bigger, and it is more to illustrate that radiofrequency signal loses at antenna, and aerial radiation is fewer to extraneous radiofrequency signal at this time.
Whether the first preset condition is the condition preset in the electronic device, such as can full for the size of standing-wave ratio
Sufficient condition.
First judgment module 202 may determine that whether the standing-wave ratio of the transmitting antenna meets first preset condition.
If the standing-wave ratio of the transmitting antenna meets first preset condition, continue to handle by the second judgment module 203.If
The standing-wave ratio of the transmitting antenna is unsatisfactory for first preset condition, then electronic equipment can carry out current transmitting antenna
Switching, sets transmitting antenna for another antenna, such as antenna 2 is switched to transmitting antenna.
Second judgment module 203 judges if the standing-wave ratio for the transmitting antenna meets first preset condition
Whether the emission effciency of the transmitting antenna meets the second preset condition.
If first judgment module 202 judges that the standing-wave ratio of current transmitting antenna meets first preset condition, the
Two judgment modules 203 continue to judge whether the emission effciency of the transmitting antenna meets the second preset condition.
Wherein, the emission effciency of antenna is a numerical value less than or equal to 1, indicate aerial radiation to extraneous power and
RF receiving and transmission module exports the ratio of the power to the radiofrequency signal of antenna.
When emission effciency is 1, indicates that RF receiving and transmission module is exported to the power of the radiofrequency signal of antenna and all pass through day
Beta radiation does not have any loss to the external world at antenna.It should be noted that it is perfect condition that emission effciency, which is 1,.Practical application
In, RF receiving and transmission module is exported to the radiofrequency signal of antenna can generate part back wave at antenna, to consume a part
Power.Therefore, in practical application emission effciency less than 1.Emission effciency is smaller, illustrates that the power lost at antenna is more, day
Beta radiation is fewer to extraneous power.
Second preset condition is the condition preset in the electronic device, for example, can for emission effciency size whether
Meet condition.
If the emission effciency of the transmitting antenna meets second preset condition, continued by adjustment module 204
Processing.If the emission effciency of the transmitting antenna is unsatisfactory for second preset condition, electronic equipment can be to current hair
It penetrates antenna to switch over, sets transmitting antenna for another antenna, such as antenna 2 is switched to transmitting antenna.
Module 204 is adjusted, if the emission effciency for the transmitting antenna meets second preset condition, to described
The tuning state of transmitting antenna is adjusted.
Wherein, each antenna in electronic equipment is respectively connected with impedance matching network.When some antenna is as transmitting antenna
When outwardly emitting radiofrequency signal, the antenna is tuned by the impedance matching network being connect with the antenna.Wherein,
The impedance matching network may include one or more capacitors, one or more inductance, one or more Zero-ohm resistors etc.
Tuned cell.It can connect between the multiple tuned cell, it can also be in parallel.The multiple tuned cell can pass through switch
It is connect with the transmitting antenna.
If the second judgment module 203 judges that the emission effciency of current transmitting antenna meets second preset condition,
Adjustment module 204 tuning state of the transmitting antenna is adjusted, such as can control the transmitting antenna switch to
Different tuned cells is connected, so that the matching degree between the transmitting antenna and the communications band of current electronic device is more
Height, so as to improve the emitting performance that transmitting antenna outwardly emits radiofrequency signal.
It in some embodiments, is that antenna condition provided by the embodiments of the present application adjusts the another of device with reference to Fig. 5, Fig. 5
Structural schematic diagram.
Wherein, antenna condition adjustment device 200 further includes third judgment module 205.The third judgment module 205 is used for
Execute following steps:
Obtain the received signal strength that electronic equipment receives radiofrequency signal；
Judge whether the received signal strength is less than default received signal strength threshold value；
If the received signal strength is less than the received signal strength threshold value, it is determined that electronic equipment currently emits radio frequency
The transmitting antenna of signal.
Wherein, the available electronic equipment of third judgment module 205 currently receives the received signal strength of radiofrequency signal.It connects
It is higher to receive signal strength, illustrates that the communication environment that electronic equipment is presently in is better.Received signal strength is lower, illustrates that electronics is set
The standby communication environment being presently in is poorer.
A default received signal strength threshold value can be preset in electronic equipment.The default received signal strength threshold
Line of demarcation between the communication environment that value expression electronic equipment is presently in is good and bad.For example, the default received signal strength
Threshold value can be -50dBm (decibel milliwatt).
Received signal strength that third judgment module 205 can will acquire and the default received signal strength threshold value into
Row compares, to judge whether the received signal strength is less than default received signal strength threshold value.
If the received signal strength is less than the default received signal strength threshold value, illustrate what electronic equipment was presently in
Communication environment is poor.At this point, determining module 201 determines the transmitting antenna of current transmitting radiofrequency signal, and carry out subsequent processing.
If the received signal strength is not less than the default received signal strength threshold value, illustrate that electronic equipment is presently in
Communication environment it is preferable.At this point, electronic equipment can keep current communications status, and without processing.
In some embodiments, determining module 201 is for executing following steps:
Obtain the current communications band of electronic equipment；
Determine that the electronic equipment currently emits the hair of radiofrequency signal according to the communications band and default corresponding relationship
Antenna is penetrated, the default corresponding relationship includes the corresponding relationship between communications band and transmitting antenna.
Since the shape of each of electronic equipment antenna, size are fixed, the same antenna is for different
Communications band, matching degree are different.For example, the same antenna, for the matching degree of the radiofrequency signal of some frequency range
May be preferable, but may be poor for the matching degree of the radiofrequency signal of another frequency range.Therefore, the same antenna is not for
Emitting performance with the radiofrequency signal of frequency range is also different.When electronic equipment outwardly emits radiofrequency signal, default passes through hair
It penetrates the highest antenna of efficiency and outwardly emits radiofrequency signal.
The default corresponding relationship between communications band and transmitting antenna can be pre-established in electronic equipment.For example, can be with
By R&D personnel in the default corresponding relationship established in R&D process between communications band and transmitting antenna.Wherein, when certain
Between a communications band and a transmitting antenna to it is corresponding when indicate transmitting of the antenna to the radiofrequency signal of the communications band
Efficiency highest.
For example, the corresponding relationship between communications band and transmitting antenna can be corresponding relationship as shown in Table 2:
Table 2
| Communications band | Transmitting antenna |
| B1、B3 | Antenna 1 |
| B6、B8 | Antenna 3 |
| B7、B41 | Antenna 2 |
| …… | …… |
The available current communications band of determining module 201, and according to the communications band and default corresponding relationship
Determine that the electronic equipment currently emits the transmitting antenna of radiofrequency signal.
For example, the current communications band of electronic equipment is B1, it is determined that module 201 can determine current transmitting antenna
For antenna 1.
In some embodiments, first judgment module 202 is for executing following steps:
Obtain the standing-wave ratio of the transmitting antenna；
Calculate the absolute value of the difference of the standing-wave ratio and default standing-wave ratio threshold value；
Judge whether the absolute value is less than preset threshold；
If the absolute value is less than the preset threshold, it is determined that default for the standing-wave ratio satisfaction first of the transmitting antenna
Condition；
If the absolute value is not less than the preset threshold, it is determined that be unsatisfactory for first for the standing-wave ratio of the transmitting antenna
Preset condition.
Bilateral power sensor is can integrate in the RF receiving and transmission module of electronic equipment.Electronic equipment can be by described
Bilateral power sensor exports to detect RF receiving and transmission module to reflected at the RF signal strength of antenna and antenna
Reflected signal strength, subsequent first judgment module 202 according to output to antenna RF signal strength and the reflection signal
Intensity obtains the standing-wave ratio of transmitting antenna.
A default standing-wave ratio threshold value can be preset in electronic equipment.The default standing-wave ratio threshold value is a number
Value, such as default standing-wave ratio threshold value can be 1.5.
After first judgment module 202 gets the standing-wave ratio of transmitting antenna, the standing-wave ratio and default standing wave can be calculated
Than the absolute value of the difference of threshold value.Then, the absolute value is compared with preset threshold, whether to judge the absolute value
Less than the preset threshold.Wherein, the preset threshold can be a numerical value being set in advance in electronic equipment.For example,
The preset threshold can be 0.1.
If the absolute value is less than the preset threshold, illustrate the standing-wave ratio of transmitting antenna at this time and the default standing-wave ratio
Threshold value is close, and the standing-wave ratio that can be determined as the transmitting antenna at this time meets the first preset condition.
If the absolute value is not less than the preset threshold, illustrate the standing-wave ratio of transmitting antenna at this time and the default standing wave
Differ larger than threshold value, the standing-wave ratio that can be determined as the transmitting antenna at this time is unsatisfactory for the first preset condition.
In some embodiments, the second judgment module 203 is for executing following steps:
Emission effciency threshold value is calculated according to default emission effciency；
Obtain the emission effciency of the transmitting antenna；
Judge whether the emission effciency is greater than or equal to the emission effciency threshold value；
If the emission effciency is greater than or equal to the emission effciency threshold value, it is determined that imitated for the transmitting of the transmitting antenna
Rate meets the second preset condition；
If the emission effciency is less than the emission effciency threshold value, it is determined that discontented for the emission effciency of the transmitting antenna
The second preset condition of foot.
In electronic equipment, each antenna can be preset for the default hair of the radiofrequency signal of each communications band
Penetrate efficiency.The default emission effciency can be emission effciency of antenna under conditions of no external interference.For example, can be by grinding
Hair personnel test each antenna in R&D process, so that it is determined that each antenna is for each communications band
Emission effciency of the radiofrequency signal in no external interference, and set the obtained emission effciency of test to the default transmitting of antenna
Efficiency.
For example, it is 25% for the default emission effciency of B1 frequency range radiofrequency signal that antenna 1, which can be set, antenna 1 is for B3
The default emission effciency of frequency range radiofrequency signal is 22%, etc..
Second judgment module 203 can calculate emission effciency threshold value, example according to the default emission effciency of current transmitting antenna
Such as increase on the basis of default emission effciency or reduce certain numerical value, to obtain emission effciency threshold value.The transmitting effect
Rate threshold value is also a numerical value, such as 20%.
The emission effciency of transmitting antenna can be monitored in real time in second judgment module 203, so as to get current transmitting
The emission effciency of antenna.
Then, the emission effciency that the second judgment module 203 will acquire is compared with the emission effciency threshold value, to sentence
Whether the emission effciency of breaking is greater than or equal to the emission effciency threshold value.
If the emission effciency is greater than or equal to the emission effciency threshold value, illustrate that the emission effciency of transmitting antenna is higher,
The emission effciency for being determined as transmitting antenna at this time meets the second preset condition.
If the emission effciency is less than the emission effciency threshold value, illustrate that the emission effciency of transmitting antenna is lower, at this time really
The emission effciency for being set to transmitting antenna is unsatisfactory for the second preset condition.
In some embodiments, when calculating emission effciency threshold value according to default emission effciency, 203 basis of the second judgment module
Following formula is calculated:
M=M1×(1-k)
Wherein, M is the emission effciency threshold value, M1For the default emission effciency, k is preset ratio.
For example, default emission effciency M1 is 25%, preset ratio k is 20%, then emission effciency threshold value M can be calculated
It is 20%.
In some embodiments, adjustment module 204 is for executing following steps:
Adjust the impedance value of the impedance matching network of the transmitting antenna.
Wherein, the impedance value of the impedance matching network of the adjustable transmitting antenna of module 204 is adjusted, to realize to transmitting
The tuning state of antenna is adjusted.It is accessed in the impedance matching network of transmitting antenna for example, adjustment module 204 can switch
Inductively or capacitively, so that the impedance value to impedance matching network is adjusted.
In some embodiments, the impedance matching network includes variable capacitance.It adjusts module 204 and adjusts transmitting antenna
When the impedance value of impedance matching network, the state or capacitance of the adjustable variable capacitance, such as can reduce it is described can
The capacitance that power transformation is held is adjusted the impedance value of impedance matching network to realize.
When it is implemented, the above modules can be used as independent entity to realize, any combination can also be carried out, is made
It is realized for same or several entities.
From the foregoing, it will be observed that antenna condition provided by the embodiments of the present application adjusts device 200, comprising: determining module 201 is used for
Determine that electronic equipment currently emits the transmitting antenna of radiofrequency signal；First judgment module 202, for judging the transmitting antenna
Whether standing-wave ratio meets the first preset condition；Second judgment module 203, if for the transmitting antenna standing-wave ratio meet described in
First preset condition, then judge whether the emission effciency of the transmitting antenna meets the second preset condition；Module 204 is adjusted, is used
If meeting second preset condition in the emission effciency of the transmitting antenna, the tuning state of the transmitting antenna is carried out
Adjustment.The antenna condition adjustment device is when the standing-wave ratio and emission effciency of transmitting antenna all meet setting condition, to transmitting
The tuning state of antenna is adjusted, and so as to improve the performance of transmitting antenna, and then the communication for improving electronic equipment is stablized
Property.
The embodiment of the present application also provides a kind of electronic equipment.The electronic equipment can be smart phone, tablet computer etc.
Equipment.
With reference to Fig. 6, Fig. 6 is the structural schematic diagram of electronic equipment provided by the embodiments of the present application.Wherein, electronic equipment 300
Including processor 301 and memory 302.Wherein, processor 301 and memory 302 are electrically connected.
Processor 301 is the control centre of electronic equipment 300, utilizes various interfaces and the entire electronic equipment of connection
Various pieces, by running or calling the computer program being stored in memory 302, and calling to be stored in memory 302
Interior data execute the various functions and processing data of electronic equipment, to carry out integral monitoring to electronic equipment.
In the present embodiment, processor 301 in electronic equipment 300 can according to following step, by one or one with
On the corresponding instruction of process of computer program be loaded into memory 302, and run by processor 301 and be stored in storage
Computer program in device 302, to realize various functions:
Determine that electronic equipment currently emits the transmitting antenna of radiofrequency signal；
Judge whether the standing-wave ratio of the transmitting antenna meets the first preset condition；
If the standing-wave ratio of the transmitting antenna meets first preset condition, the transmitting effect of the transmitting antenna is judged
Whether rate meets the second preset condition；
If the emission effciency of the transmitting antenna meets second preset condition, to the tuning shape of the transmitting antenna
State is adjusted.
In some embodiments, when determining that electronic equipment currently emits the transmitting antenna of radiofrequency signal, processor 301 is executed
Following steps:
Obtain the current communications band of electronic equipment；
Determine that the electronic equipment currently emits the hair of radiofrequency signal according to the communications band and default corresponding relationship
Antenna is penetrated, the default corresponding relationship includes the corresponding relationship between communications band and transmitting antenna.
In some embodiments, when judging whether the standing-wave ratio of the transmitting antenna meets the first preset condition, processor
301 execute following steps:
Obtain the standing-wave ratio of the transmitting antenna；
Calculate the absolute value of the difference of the standing-wave ratio and default standing-wave ratio threshold value；
Judge whether the absolute value is less than preset threshold；
If the absolute value is less than the preset threshold, it is determined that default for the standing-wave ratio satisfaction first of the transmitting antenna
Condition；
If the absolute value is not less than the preset threshold, it is determined that be unsatisfactory for first for the standing-wave ratio of the transmitting antenna
Preset condition.
In some embodiments, when judging whether the emission effciency of the transmitting antenna meets the second preset condition, processing
Device 301 executes following steps:
Emission effciency threshold value is calculated according to default emission effciency；
Obtain the emission effciency of the transmitting antenna；
Judge whether the emission effciency is greater than or equal to the emission effciency threshold value；
If the emission effciency is greater than or equal to the emission effciency threshold value, it is determined that imitated for the transmitting of the transmitting antenna
Rate meets the second preset condition；
If the emission effciency is less than the emission effciency threshold value, it is determined that discontented for the emission effciency of the transmitting antenna
The second preset condition of foot.
In some embodiments, when calculating emission effciency threshold value according to default emission effciency, processor 301 is according to following public affairs
Formula is calculated:
M=M1×(1-k)
Wherein, M is the emission effciency threshold value, M1For the default emission effciency, k is preset ratio.
In some embodiments, when being adjusted to the tuning state of the transmitting antenna, processor 301 executes following step
It is rapid:
Adjust the impedance value of the impedance matching network of the transmitting antenna.
In some embodiments, the impedance matching network includes variable capacitance, adjusts the impedance of the transmitting antenna
When the impedance value of distribution network, processor 301 executes following steps:
Adjust the state or capacitance of the variable capacitance.
In some embodiments, before determining the transmitting antenna that electronic equipment currently emits radiofrequency signal, processor 301 is also
Execute following steps:
Obtain the received signal strength that electronic equipment receives radiofrequency signal；
Judge whether the received signal strength is less than default received signal strength threshold value；
If the received signal strength is less than the received signal strength threshold value, it is determined that electronic equipment currently emits radio frequency
The transmitting antenna of signal.
Memory 302 can be used for storing computer program and data.Include in the computer program that memory 302 stores
The instruction that can be executed in the processor.Computer program can form various functional modules.Processor 301 is stored in by calling
The computer program of memory 302, thereby executing various function application and data processing.
It in some embodiments, is another structural representation of electronic equipment provided by the embodiments of the present application with reference to Fig. 7, Fig. 7
Figure.
Wherein, electronic equipment 300 further include: radio circuit 303, display screen 304, control circuit 305, input unit 306,
Sensor 307 and power supply 308.Wherein, processor 301 respectively with radio circuit 303, display screen 304, control circuit 305, defeated
Enter unit 306, sensor 307 and power supply 308 to be electrically connected.
The radiofrequency signal for transmitting and receiving of radio circuit 303, with by wireless communication with the network equipment or other electronics
Equipment is communicated.
Display screen 304 can be used for showing information input by user or be supplied to user information and electronic equipment it is each
Kind graphical user interface, these graphical user interface can be made of image, text, icon, video and any combination thereof.
Control circuit 305 and display screen 304 are electrically connected, and show information for controlling display screen 304.
Input unit 306 can be used for receiving number, character information or the user's characteristic information (such as fingerprint) of input, and
Generate keyboard related with user setting and function control, mouse, operating stick, optics or trackball signal input.Wherein,
Input unit 306 may include fingerprint recognition mould group.
Sensor 307 is for acquiring external environmental information.Sensor 307 may include ambient light sensor, acceleration
One of sensors such as sensor, gyroscope are a variety of.
All parts of the power supply 308 for electron equipment 300 are powered.In some embodiments, power supply 308 can pass through
Power-supply management system and processor 301 are logically contiguous, to realize management charging, electric discharge, Yi Jigong by power-supply management system
The functions such as consumption management.
Although being not shown in Fig. 7, electronic equipment 300 can also include camera, bluetooth module, image processing circuit, sound
Frequency processing circuit etc., details are not described herein.
From the foregoing, it will be observed that the embodiment of the present application provides a kind of electronic equipment, the electronic equipment executes following steps: determining
Electronic equipment currently emits the transmitting antenna of radiofrequency signal；Judge whether the standing-wave ratio of the transmitting antenna meets the first default item
Part；If the standing-wave ratio of the transmitting antenna meets first preset condition, judge that the emission effciency of the transmitting antenna is
The second preset condition of no satisfaction；If the emission effciency of the transmitting antenna meets second preset condition, to the transmitting
The tuning state of antenna is adjusted.The electronic equipment all meets setting condition in the standing-wave ratio and emission effciency of transmitting antenna
When, the tuning state of transmitting antenna is adjusted, so as to improve the performance of transmitting antenna, and then improves electronic equipment
Communication stability.
The embodiment of the present application also provides a kind of storage medium, computer program is stored in the storage medium, when described
When computer program is run on computers, the computer executes antenna condition adjustment side described in any of the above-described embodiment
Method.
It should be noted that those of ordinary skill in the art will appreciate that whole in the various methods of above-described embodiment or
Part steps are relevant hardware can be instructed to complete by computer program, and the computer program can store in meter
In calculation machine readable storage medium storing program for executing, the storage medium be can include but is not limited to: read-only memory (ROM, Read Only
Memory), random access memory (RAM, Random Access Memory), disk or CD etc..
In the description of the present application, it is to be understood that the terms such as " first ", " second " are only used for distinguishing similar
Object is not understood to indicate or imply relative importance or implicitly indicates the quantity of indicated technical characteristic.
Above to antenna condition method of adjustment, device, storage medium and electronic equipment provided by the embodiment of the present application into
It has gone and has been discussed in detail.Specific examples are used herein to illustrate the principle and implementation manner of the present application, the above implementation
The explanation of example is merely used to help understand the present processes and its core concept；Meanwhile for those skilled in the art, according to
According to the thought of the application, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification
It should not be construed as the limitation to the application.
Claims (11)
1. a kind of antenna condition method of adjustment characterized by comprising
Determine that electronic equipment currently emits the transmitting antenna of radiofrequency signal；
Judge whether the standing-wave ratio of the transmitting antenna meets the first preset condition；
If the standing-wave ratio of the transmitting antenna meets first preset condition, judge that the emission effciency of the transmitting antenna is
The second preset condition of no satisfaction；
If the emission effciency of the transmitting antenna meets second preset condition, to the tuning state of the transmitting antenna into
Row adjustment.
2. antenna condition method of adjustment according to claim 1, which is characterized in that the determining electronic equipment currently emits
The step of transmitting antenna of radiofrequency signal includes:
Obtain the current communications band of electronic equipment；
Determine that the electronic equipment currently emits the transmitting day of radiofrequency signal according to the communications band and default corresponding relationship
Line, the default corresponding relationship include the corresponding relationship between communications band and transmitting antenna.
3. antenna condition method of adjustment according to claim 1, which is characterized in that described to judge staying for the transmitting antenna
The step of whether Bobbi meets the first preset condition include:
Obtain the standing-wave ratio of the transmitting antenna；
Calculate the absolute value of the difference of the standing-wave ratio and default standing-wave ratio threshold value；
Judge whether the absolute value is less than preset threshold；
If the absolute value is less than the preset threshold, it is determined that meet the first default item for the standing-wave ratio of the transmitting antenna
Part；
If the absolute value is not less than the preset threshold, it is determined that for the standing-wave ratio of the transmitting antenna, to be unsatisfactory for first default
Condition.
4. antenna condition method of adjustment according to claim 1, which is characterized in that the hair of the judgement transmitting antenna
Penetrate that the step of whether efficiency meets the second preset condition includes:
Emission effciency threshold value is calculated according to default emission effciency；
Obtain the emission effciency of the transmitting antenna；
Judge whether the emission effciency is greater than or equal to the emission effciency threshold value；
If the emission effciency is greater than or equal to the emission effciency threshold value, it is determined that full for the emission effciency of the transmitting antenna
The second preset condition of foot；
If the emission effciency is less than the emission effciency threshold value, it is determined that be unsatisfactory for for the emission effciency of the transmitting antenna
Two preset conditions.
5. antenna condition method of adjustment according to claim 4, which is characterized in that calculated and emitted according to default emission effciency
When efficiency threshold, calculated according to the following formula:
M=M1×(1-k)
Wherein, M is the emission effciency threshold value, M1For the default emission effciency, k is preset ratio.
6. antenna condition method of adjustment according to claim 1, which is characterized in that the tuning to the transmitting antenna
The step of state is adjusted include:
Adjust the impedance value of the impedance matching network of the transmitting antenna.
7. antenna condition method of adjustment according to claim 6, which is characterized in that the impedance matching network includes variable
The step of capacitor, the impedance value of the impedance matching network of the adjustment transmitting antenna includes:
Adjust the state or capacitance of the variable capacitance.
8. antenna condition method of adjustment according to claim 1, which is characterized in that the determining electronic equipment currently emits
Before the step of transmitting antenna of radiofrequency signal, further includes:
Obtain the received signal strength that electronic equipment receives radiofrequency signal；
Judge whether the received signal strength is less than default received signal strength threshold value；
If the received signal strength is less than the received signal strength threshold value, it is determined that electronic equipment currently emits radiofrequency signal
Transmitting antenna.
9. a kind of antenna condition adjusts device characterized by comprising
Determining module, for determining that electronic equipment currently emits the transmitting antenna of radiofrequency signal；
First judgment module, for judging whether the standing-wave ratio of the transmitting antenna meets the first preset condition；
Second judgment module judges the hair if the standing-wave ratio for the transmitting antenna meets first preset condition
Whether the emission effciency for penetrating antenna meets the second preset condition；
Module is adjusted, if the emission effciency for the transmitting antenna meets second preset condition, to the transmitting day
The tuning state of line is adjusted.
10. a kind of storage medium, which is characterized in that computer program is stored in the storage medium, when the computer journey
When sequence is run on computers, so that the computer perform claim requires 1 to 8 described in any item antenna condition adjustment sides
Method.
11. a kind of electronic equipment, which is characterized in that the electronic equipment includes processor and memory, is deposited in the memory
Computer program is contained, the processor is used for right of execution by calling the computer program stored in the memory
Benefit requires 1 to 8 described in any item antenna condition methods of adjustment.
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