CN104639196B - A kind of aerial signal optimization method, device and terminal device - Google Patents
A kind of aerial signal optimization method, device and terminal device Download PDFInfo
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- CN104639196B CN104639196B CN201310552117.6A CN201310552117A CN104639196B CN 104639196 B CN104639196 B CN 104639196B CN 201310552117 A CN201310552117 A CN 201310552117A CN 104639196 B CN104639196 B CN 104639196B
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Abstract
The embodiment of the present invention provides a kind of aerial signal optimization method, device and terminal device, and wherein method can include：Determine the received signal strength indicator RSSI value corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range, the corresponding terminal unit status of a preset adjustable electric capacitance；Greatest rssi value is selected from the RSSI value corresponding to each preset adjustable electric capacitance, the capacitance using preset adjustable electric capacitance corresponding to the greatest rssi value as tunable capacitor, to be adjusted to aerial signal.The embodiment of the present invention can solve the problem that prior art due to None- identified terminal unit status, and the optimization of caused aerial signal has inaccuracy, or even the problem of aerial signal deterioration be present, realizes the optimization of accurate aerial signal.
Description
Technical field
The present invention relates to antenna technical field, more specifically to a kind of aerial signal optimization method, device and terminal
Equipment.
Background technology
As terminal device constantly challenges ultra-thin, large-size screen monitors, the design space of antenna is less and less, and traditional Antenna Design is
Through the product requirement that can not meet multimode multi-frequency.At the same time, terminal unit status, such as the laying state of terminal device（Such as hand
Hold, it is medium to be placed on pocket, knapsack）, terminal device usage scenario state（Such as relatively quiet conference scenario, relatively noise and excitement
Outdoor scene etc.）Deng can all be had an impact to the signal of antenna, so as to influence the speech quality of terminal device；Therefore basis
What different terminal unit statuses was adapted to aerial signal optimizes and revises an emphasis as antenna researcher concern.
Aerial signal optimal way present in prior art is：State using sensor to terminal device（Terminal is set
Standby laying state, usage scenario state etc.）Be identified, such as using light sensor identification terminal equipment be in hold or
Other laying states, after the state of terminal device is identified, the capacitance of tunable capacitor is adjusted accordingly, so as to real
Now aerial signal is optimized and revised.
Inventor has found during the present invention is realized：Prior art is carried out using sensor to the state of terminal device
During identification, there is terminal unit status erroneous judgement in sensor, such as some terminal unit statuses and None- identified
User's hand held terminal equipment or when terminal device is placed in pocket, if light there is a situation where to be blocked by hand or pocket,
It is to be held also to be located in pocket that light sensor, which cannot be distinguished by or correctly judge terminal device, so as to occur knowing
The phenomenon of other terminal unit status, or even there is the situation of terminal unit status erroneous judgement, this causes the optimization of aerial signal to exist
The problem of inaccurate, the hidden danger that aerial signal deterioration even be present.
The content of the invention
In view of this, the embodiment of the present invention provides a kind of aerial signal optimization method, device and terminal device, existing to solve
There is the optimization of the aerial signal present in technology inaccurate, the problem of aerial signal deteriorates hidden danger be present.
To achieve the above object, the embodiment of the present invention provides following technical scheme：
A kind of aerial signal optimization method, applied to terminal device, methods described includes：
Determine the received signal strength indicator RSSI corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range
Value, the corresponding terminal unit status of a preset adjustable electric capacitance；
Greatest rssi value is selected from the RSSI value corresponding to each preset adjustable electric capacitance, by the maximum RSSI
Capacitance of the preset adjustable electric capacitance as tunable capacitor corresponding to value, to be adjusted to aerial signal.
Wherein, the RSSI value corresponding to each preset adjustable electric capacitance determined corresponding to work at present frequency range includes：
Determine each preset adjustable electric capacitance corresponding to work at present frequency range；
The capacitance of the tunable capacitor is sequentially adjusted in as each preset adjustable electric capacitance, to each preset tunable capacitor
The corresponding RSSI value of value carries out the calculating of preset times；
The RSSI averages that the preset times corresponding to each preset adjustable electric capacitance calculate are determined, by each preset adjustable electric
RSSI average conducts corresponding to capacitance, the RSSI value corresponding to final each preset adjustable electric capacitance.
Wherein, it is determined that before RSSI value corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range, institute
Stating method also includes：
Whether the screen of the terminal device is judged in the bright state of screen, or whether the terminal device is in call shape
State；
It is in the screen of the terminal device and shields bright state, or when the terminal device is in talking state, then really
The RSSI value corresponding to each preset adjustable electric capacitance corresponding to settled preceding working frequency range.
Wherein, methods described also includes：
Configure universal input output remote functionality control GRFC frequency range truth tables；
With reference to the GRFC frequency range truth tables configured, the preset frequency range truth table of radio frequency converter, and terminal device day
The frequency range situation that line is supported, terminal device work at present frequency range is controlled.
Wherein, it is described using preset adjustable electric capacitance corresponding to the greatest rssi value as the capacitance bag of tunable capacitor
Include：In preset time, the capacitance for maintaining the tunable capacitor is preset adjustable electric capacitance corresponding to the greatest rssi value；
Methods described also includes：
After the preset time terminates, each preset adjustable electric capacitance institute redefined corresponding to work at present frequency range is right
The RSSI value answered；Greatest rssi value is selected from the RSSI value corresponding to each preset adjustable electric capacitance redefined, by this
Capacitance of the preset adjustable electric capacitance as tunable capacitor, is adjusted to aerial signal again corresponding to greatest rssi value.
The embodiment of the present invention also provides a kind of aerial signal optimization device, and applied to terminal device, described device includes：
RSSI value determining module, for determining connecing corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range
Receive signal intensity indicating RSSI value, the corresponding terminal unit status of a preset adjustable electric capacitance；
RSSI value chooses module, for selecting maximum from the RSSI value corresponding to each preset adjustable electric capacitance
RSSI value；
Electric capacity adjusting module, for using preset adjustable electric capacitance corresponding to the greatest rssi value as the electricity of tunable capacitor
Capacitance, to be adjusted to aerial signal.
Wherein, the RSSI value determining module includes：
Preset adjustable electric capacitance determining unit, for determining each preset tunable capacitor corresponding to work at present frequency range
Value；
RSSI value computing unit, for the capacitance of the tunable capacitor to be sequentially adjusted in as each preset tunable capacitor
Value, the calculating of preset times is carried out to the RSSI value corresponding to each preset adjustable electric capacitance；
RSSI average determining units, the RSSI calculated for determining the preset times corresponding to each preset adjustable electric capacitance
Average, using the RSSI averages corresponding to each preset adjustable electric capacitance as corresponding to final each preset adjustable electric capacitance
RSSI value.
Wherein, described device also includes：
Judge module, for judging the screen of the terminal device whether in the bright state of screen, or the terminal device
Whether talking state is in；
Trigger module, the screen for judging the terminal device in the judge module, which is in, shields bright state, Huo Zhesuo
When stating terminal device and being in talking state, trigger the RSSI value determining module determine it is each preset corresponding to work at present frequency range
RSSI value corresponding to adjustable electric capacitance；
Configuration module, for configuring universal input output remote functionality control GRFC frequency range truth tables；
Working frequency range adjusting module, for combining configured GRFC frequency range truth tables, the preset frequency of radio frequency converter
Section truth table, and the frequency range situation that terminal device antenna is supported, are controlled to terminal device work at present frequency range.
Wherein, the electric capacity adjusting module includes：Maintenance module, in preset time, maintaining the tunable capacitor
Capacitance be preset adjustable electric capacitance corresponding to the greatest rssi value；
Described device also includes：
Module is readjusted, for after the preset time terminates, being redefined by the RSSI value determining module
The RSSI value corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range, module is chosen from weight by the RSSI value
Greatest rssi value is selected in the RSSI value corresponding to each preset adjustable electric capacitance newly determined, passes through the electric capacity adjusting module
Preset adjustable electric capacitance corresponding to the greatest rssi value as the capacitance of tunable capacitor, is adjusted to aerial signal again
It is whole.
The embodiment of the present invention also provides a kind of terminal device, including aerial signal described above optimization device.
Based on above-mentioned technical proposal, aerial signal optimization method provided in an embodiment of the present invention, for each work of terminal device
Make frequency range and correspond at least one preset adjustable electric capacitance, the corresponding terminal unit status of a preset adjustable electric capacitance；
The RSSI value corresponding to corresponding each preset adjustable electric capacitance is determined under work at present frequency range, from each preset tunable capacitor
Greatest rssi value is selected in the corresponding RSSI value of value, using preset adjustable electric capacitance corresponding to the greatest rssi value as can
The capacitance of electric capacity is adjusted, so as to be adjusted to aerial signal.By preset adjustable electric capacitance institute is right corresponding to greatest rssi value
The terminal unit status answered most presses close to terminal device currently real state, therefore by adjusting the capacitance of tunable capacitor as most
Preset adjustable electric capacitance corresponding to big RSSI value, it is ensured that current antenna performance is optimal in each preset adjustable electric capacitance
, it is achieved thereby that the accurately optimization of aerial signal；The embodiment of the present invention can solve the problem that prior art due to that can not know
Other terminal unit status, there is inaccuracy in the optimization of caused aerial signal, or even the problem of aerial signal deterioration be present, real
The optimization of accurate aerial signal is showed.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the flow chart of aerial signal optimization method provided in an embodiment of the present invention；
Fig. 2 is the method flow provided in an embodiment of the present invention for determining the RSSI value corresponding to each preset adjustable electric capacitance
Figure；
Fig. 3 is another flow chart of aerial signal optimization method provided in an embodiment of the present invention；
Fig. 4 is the hardware structure diagram of terminal device provided in an embodiment of the present invention；
Fig. 5 is another hardware structure diagram of terminal device provided in an embodiment of the present invention；
Fig. 6 is the structured flowchart that aerial signal provided in an embodiment of the present invention optimizes device；
Fig. 7 is the structured flowchart of RSSI value determining module provided in an embodiment of the present invention；
Fig. 8 is another structured flowchart that aerial signal provided in an embodiment of the present invention optimizes device；
Fig. 9 is the structured flowchart of electric capacity adjusting module provided in an embodiment of the present invention；
Figure 10 is another structured flowchart that aerial signal provided in an embodiment of the present invention optimizes device.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Fig. 1 is the flow chart of aerial signal optimization method provided in an embodiment of the present invention, and this method can be applied to terminal and set
Standby, particularly mobile terminal, such as mobile phone, reference picture 1, this method can include：
Step S100, the RSSI corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range is determined
（Received Signal Strength Indication, received signal strength indicator）Value, a preset adjustable electric capacitance
A corresponding terminal unit status；
In embodiments of the present invention, each working frequency range is corresponding with least one preset adjustable electric capacitance, preferably
, each working frequency range can correspond to multiple preset adjustable electric capacitances., can after the current working frequency range of terminal device determines
The capacitance of the tunable capacitor of terminal device antenna is adjusted to corresponding at least one preset adjustable electric capacitance, calculates adjustable electric
Hold under each preset tunable capacitor state of value, terminal device RSSI value.
Optionally, it is determined that after the current working frequency range of terminal device, the capacitance of tunable capacitor can be sequentially adjusted in for
Preset adjustable electric capacitance corresponding to each, so as to calculate the RSSI value corresponding to each preset adjustable electric capacitance successively.
In embodiments of the present invention, the corresponding terminal unit status of a preset adjustable electric capacitance；Therefore need pre-
First determine under each working frequency range, the adjustable electric capacitance corresponding to each terminal unit status；Its determination mode can be：Set in advance
Put terminal device and be operated in a certain working frequency range, the state of terminal device is adjusted, determine that each terminal unit status institute is right
The adjustable electric capacitance answered；Such as under a certain working frequency range, the different call scenes of terminal device are adjusted, are recorded under each call scene
Adjustable electric capacitance, and then can determine that under the working frequency range, the adjustable electrics corresponding to the different call scenes of terminal device
Capacitance, realize the call scene of the corresponding terminal equipment of an adjustable electric capacitance；Hold, place for terminal device etc.
The determination mode of adjustable electric capacitance under state, can be consistent with principles described above, can carry out reference, here is omitted.
Preferably, under each working frequency range, the embodiment of the present invention as much as possible can set preset adjustable electric capacitance, with
Cover all terminal unit statuses as far as possible；But the embodiment of the present invention is not made for the terminal unit status that can cover
Limitation, in practical application, the preset of adjustable electric capacitance can be carried out under each working frequency range according to the applicable cases of reality.
Step S110, greatest rssi value is selected from the RSSI value corresponding to each preset adjustable electric capacitance, by institute
Capacitance of the preset adjustable electric capacitance as tunable capacitor corresponding to greatest rssi value is stated, to be adjusted to aerial signal.
RSSI value corresponding to each preset adjustable electric capacitance can be calculated by step S100, therefrom choose what is calculated
Maximum in RSSI value, antenna performance corresponding to the maximum explanation of RSSI value is optimal, preset adjustable electric corresponding to greatest rssi value
Terminal unit status corresponding to capacitance most presses close to terminal device currently real state；By the capacitance for adjusting tunable capacitor
For preset adjustable electric capacitance corresponding to greatest rssi value, it is ensured that current antenna performance is most in each preset adjustable electric capacitance
Excellent, aerial signal is optimized and revised so as to realize.
Aerial signal optimization method provided in an embodiment of the present invention, for terminal device each working frequency range correspond to it is at least one
Preset adjustable electric capacitance, the corresponding terminal unit status of a preset adjustable electric capacitance；Determined under work at present frequency range
RSSI value corresponding to corresponding each preset adjustable electric capacitance, from the RSSI value corresponding to each preset adjustable electric capacitance
Greatest rssi value is selected, the capacitance using preset adjustable electric capacitance corresponding to the greatest rssi value as tunable capacitor, from
And aerial signal is adjusted.Due to the terminal unit status corresponding to preset adjustable electric capacitance corresponding to greatest rssi value most
Press close to terminal device currently real state, therefore by adjusting the capacitance of tunable capacitor to be preset corresponding to greatest rssi value
Adjustable electric capacitance, it is ensured that current antenna performance is optimal in each preset adjustable electric capacitance, it is achieved thereby that being relatively defined
The optimization of true aerial signal；The embodiment of the present invention can solve the problem that prior art due to None- identified terminal unit status, is led
There is inaccuracy in the optimization of the aerial signal of cause, or even the problem of aerial signal deterioration be present, realize accurate antenna
The optimization of signal.
Optionally, it is determined that during RSSI value corresponding to each preset adjustable electric capacitance, can calculate it is multiple each preset adjustable
RSSI value corresponding to capacitance, multiple RSSI values corresponding to each preset adjustable electric capacitance are drawn, take the plurality of RSSI value
Average is as final corresponding RSSI value.Corresponding, Fig. 2 shows a kind of optionally determine corresponding to each preset adjustable electric capacitance
RSSI value method flow, reference picture 2, this method can include：
Step S200, each preset adjustable electric capacitance corresponding to work at present frequency range is determined；
Step S210, the capacitance of the tunable capacitor is sequentially adjusted in as each preset adjustable electric capacitance, to each pre-
Put the calculating that the RSSI value corresponding to adjustable electric capacitance carries out preset times；
Optionally, preset times can be 10 times, i.e., carry out 10 to the RSSI value corresponding to each preset adjustable electric capacitance
Secondary calculating, draw 10 RSSI values corresponding to each preset adjustable electric capacitance；It is worth noting that, preset times is specific
Value can be adjusted according to actual needs, and the embodiment of the present invention is not restricted.
Step S220, the RSSI averages that the preset times corresponding to each preset adjustable electric capacitance calculate are determined, will be each
RSSI average conducts corresponding to preset adjustable electric capacitance, the RSSI value corresponding to final each preset adjustable electric capacitance.
As preset times be 10, can by corresponding to each preset adjustable electric capacitance 10 RSSI values carry out mean value computation at
Reason, the average of 10 RSSI values is drawn, using the RSSI averages drawn as corresponding to final each preset adjustable electric capacitance
RSSI value.
Optionally, step S210 and step S220 can be carried out as follows in specific calculate：Can be to each preset
Adjustable electric capacitance is ranked up（The tagmeme of each preset adjustable electric capacitance can also be preset, such as it is determined that work at present frequency range
During corresponding each preset adjustable electric capacitance, identified each preset adjustable electric capacitance can have tagmeme relation）, according to
Tagmeme, the capacitance of tunable capacitor is first adjusted to the preset adjustable electric capacitance of the first tagmeme, to the preset adjustable of the first tagmeme
RSSI value corresponding to capacitance carries out the calculating of preset times, draws pre- corresponding to the preset adjustable electric capacitance of the first tagmeme
If the RSSI averages that number calculates；Drawing the RSSI of the calculating of the preset times corresponding to the preset adjustable electric capacitance of the first tagmeme
After average, according to the tagmeme of each preset adjustable electric capacitance, then the preset adjustable electric capacitance institute for calculating other tagmemes successively
The RSSI averages that corresponding preset times calculate；So as to draw the RSSI averages corresponding to each preset adjustable electric capacitance.
Obviously, it is determined that each preset adjustable electric capacitance corresponding to work at present frequency range, also can be at random from being determined
Each preset adjustable electric capacitance in, once extract a preset adjustable electric capacitance, to the preset adjustable electric capacitance randomly selected
Corresponding RSSI value carries out the calculating of preset times, draws the RSSI averages that preset times calculate；Then randomly select again another
One preset adjustable electric capacitance, the RSSI averages that the preset times corresponding to another preset adjustable electric capacitance calculate are calculated, directly
Calculating is extracted to all preset adjustable electric capacitances corresponding to work at present frequency range, so as to draw each preset tunable capacitor
The corresponding RSSI averages of value.
Optionally, to reduce the power consumption of terminal device, method shown in Fig. 1 can just be touched when terminal device is in use state
Hair perform, i.e., shown in Fig. 1 the execution of method the trigger condition of early stage may be present；Trigger condition can be：The screen of terminal device
Talking state is in the bright state of screen, or terminal device.I.e. the embodiment of the present invention can be in screen in the screen of terminal device
Bright state, or terminal device are under talking state and just perform method shown in Fig. 1.
Optionally, method shown in Fig. 1 is using preset adjustable electric capacitance corresponding to the greatest rssi value as tunable capacitor
Capacitance after, the capacitance of tunable capacitor can be maintained default for preset adjustable electric capacitance corresponding to the greatest rssi value
Time, the value of default time are chosen as 10 seconds, the default time can be also adjusted according to being actually needed certainly；Pre-
If time terminate after, the work at present frequency range of terminal device can be redefined, method shown in Fig. 1 is performed again, with again right
Aerial signal is adjusted；I.e. after the preset time terminates, the embodiment of the present invention can redefine work at present frequency range institute
RSSI value corresponding to corresponding each preset adjustable electric capacitance, from the RSSI corresponding to each preset adjustable electric capacitance redefined
Greatest rssi value is selected in value, the capacitance using preset adjustable electric capacitance corresponding to the greatest rssi value as tunable capacitor,
Again aerial signal is adjusted.
A kind of more preferable aerial signal optimization method provided in an embodiment of the present invention is described below, Fig. 3 is
Another flow chart of aerial signal optimization method provided in an embodiment of the present invention, this method are applied to terminal device, reference picture 3,
This method can include：
Step S300, whether the screen of terminal is judged in the bright state of screen, or whether the terminal device is in call
State, if so, step S310 is performed, if it is not, performing step S300；
Step S310, the work at present frequency range of terminal device is determined；
Work at present frequency range refer mainly to antenna be presently in working frequency range, the working frequency range of antenna typically passes through antenna
Switch switches over.
Step S320, each preset adjustable electric capacitance corresponding to work at present frequency range is determined；
The corresponding terminal unit status of one preset adjustable electric capacitance.
Step S330, the capacitance of the tunable capacitor is sequentially adjusted in as each preset adjustable electric capacitance, to each pre-
Put the calculating that the RSSI value corresponding to adjustable electric capacitance carries out preset times；
Step S340, the RSSI averages that the preset times corresponding to each preset adjustable electric capacitance calculate are determined, will be each
RSSI average conducts corresponding to preset adjustable electric capacitance, the RSSI value corresponding to final each preset adjustable electric capacitance；
Step S350, greatest rssi value is selected from the RSSI value corresponding to each preset adjustable electric capacitance, by institute
Capacitance of the preset adjustable electric capacitance as tunable capacitor corresponding to greatest rssi value is stated, aerial signal is adjusted；
It is determined that after the RSSI averages that the preset times corresponding to each preset adjustable electric capacitance calculate, may compare each
RSSI averages, using preset adjustable electric capacitance corresponding to the RSSI averages of maximum as the capacitance of tunable capacitor；
Step S360, judge that the capacitance of tunable capacitor maintains preset adjustable electric capacitance corresponding to the greatest rssi value
Time, if reach preset time, if so, step S310 is performed, if it is not, performing step S360.
Optionally, the working frequency range of terminal device can be at the state adjusted in real time in embodiments of the present invention, the present invention
Embodiment can configure GRFC（GPIO（Universal input exports）Remote feature control, GPIO remote functionality control）Frequently
Section truth table, with reference to the GRFC frequency range truth tables configured, RF（Radio frequency）The preset frequency range truth table of converter, and terminal device
The frequency range situation that antenna is supported, adjustment is controlled to terminal device work at present frequency range；So as to it is determined that terminal device is worked as
When preceding working frequency range needs to be adjusted, the working frequency range of antenna is adjusted to by identified working frequency range by duplexer.
In terms of adjustment is controlled to terminal device work at present frequency range, the embodiment of the present invention provides the side of being implemented as described below
Case：In the BB of terminal device（Base Ban, base band）End writes GRFC frequency range truth tables, the GRFC write by GRFC ports
Frequency range truth table is the working frequency range demand with reference to duplexer, and the truth table of RF converters, the RF that institute's complex synchronous goes out turn
The truth table of parallel operation and duplexer.GRFC frequency range truth tables by GPIO line lockings control RF converters and antenna after configuring
Switch, realizes selection of the duplexer to working frequency range, after duplexer chooses working frequency range, corresponding to working frequency range
Each preset adjustable electric capacitance also can determine that, you can preferably perform aerial signal optimization method provided in an embodiment of the present invention.
For ease of understanding, the following table shows a kind of optional form of GRFC frequency range truth tables, it is notable that following table institute
The GRFC frequency ranges truth table shown is only to readily appreciate present invention, and it should not be used as the limit to protection domain of the embodiment of the present invention
System.
Aerial signal optimization method provided in an embodiment of the present invention can pass through the process chip in terminal device（Such as processing
Device, controller etc.）Perform, Fig. 4 shows the hardware structure diagram of terminal device, reference picture 4, and the hardware configuration in terminal device can
With including：Process chip 1, duplexer 2 and tunable capacitor 3；
Wherein, process chip 1 can determine that the work at present frequency range of terminal device, by duplexer 2 by terminal device
The working frequency range of antenna is adjusted to the current working frequency range, determines each preset tunable capacitor corresponding to work at present frequency range
Value；The capacitance of tunable capacitor 3 is sequentially adjusted in as each preset adjustable electric capacitance, calculated corresponding to each preset adjustable electric capacitance
RSSI value；Greatest rssi value is selected from the RSSI value corresponding to each preset adjustable electric capacitance, by tunable capacitor 3
Capacitance is adjusted to preset adjustable electric capacitance corresponding to the greatest rssi value, so as to be adjusted to aerial signal.
Fig. 5 is another hardware structure diagram of terminal device provided in an embodiment of the present invention, with reference to shown in Fig. 4 and Fig. 5, Fig. 5
Hardware configuration in shown terminal device can also include：BBP 4；
Process chip 1 it is determined that terminal device work at present frequency range when, can be combined and be configured by BBP 2
GRFC frequency range truth tables, the preset frequency range truth table of RF converters, and the frequency range situation that terminal device antenna is supported, to terminal
Equipment work at present frequency range is controlled, and determines the work at present frequency range of terminal device.
Aerial signal optimization method provided in an embodiment of the present invention, by each terminal unit status under each frequency range with adjustable
Capacitance is indicated, and by the adjustable electric capacitance corresponding to preset each terminal unit status, determines each preset tunable capacitor
The corresponding RSSI value of value, wherein greatest rssi value is corresponding with the virtual condition of terminal device, wherein greatest rssi value will correspond to
Capacitance of the preset adjustable electric capacitance as tunable capacitor, to be adjusted to aerial signal；The embodiment of the present invention is due to making
The adjustable electric capacitance corresponding to the virtual condition of terminal device carries out aerial signal adjustment, therefore can realize accurate day
Line signal optimizes；Compared with prior art, the embodiment of the present invention can realize accurate aerial signal optimization, and day is not present
The hidden danger that line signal deteriorates.
Aerial signal provided in an embodiment of the present invention optimization device is described below, aerial signal described below is excellent
Makeup is put corresponding with above-described aerial signal optimization method, and both can be cross-referenced.
Fig. 6 is the structured flowchart that aerial signal provided in an embodiment of the present invention optimizes device, and aerial signal optimization device can
Applied to terminal device, reference picture 6, the device can include：
RSSI value determining module 100, for determining corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range
RSSI value, the corresponding terminal unit status of a preset adjustable electric capacitance；
RSSI value chooses module 200, for being selected most from the RSSI value corresponding to each preset adjustable electric capacitance
Big RSSI value；
Electric capacity adjusting module 300, for using preset adjustable electric capacitance corresponding to the greatest rssi value as tunable capacitor
Capacitance, to be adjusted to aerial signal.
Optionally, Fig. 7 shows a kind of alternative construction of RSSI value determining module 100, and reference picture 7, RSSI value determines mould
Block 100 can include：
Preset adjustable electric capacitance determining unit 110, for determining each preset adjustable electric corresponding to work at present frequency range
Capacitance；
RSSI value computing unit 120, for the capacitance of the tunable capacitor to be sequentially adjusted in as each preset adjustable electric
Capacitance, the calculating of preset times is carried out to the RSSI value corresponding to each preset adjustable electric capacitance；
RSSI averages determining unit 130, for determining the preset times calculating corresponding to each preset adjustable electric capacitance
RSSI averages, using the RSSI averages corresponding to each preset adjustable electric capacitance as final each preset adjustable electric capacitance institute is right
The RSSI value answered.
Fig. 8 shows another structure of aerial signal optimization device, with reference to shown in Fig. 6 and Fig. 8, aerial signal optimization device
It can also include：
Judge module 400, whether the screen for judging the terminal device, which is in, shields bright state, or the terminal is set
It is standby whether to be in talking state；
Trigger module 500, the screen for judging the terminal device in judge module 400, which is in, shields bright state, or
When the terminal device is in talking state, triggering RSSI value determining module 100 determines each pre- corresponding to work at present frequency range
Put the RSSI value corresponding to adjustable electric capacitance；
Configuration module 600, for configuring GRFC frequency range truth tables；
Working frequency range adjusting module 700, for combining configured GRFC frequency range truth tables, radio frequency converter is preset
Frequency range truth table, and the frequency range situation that terminal device antenna is supported, are controlled to terminal device work at present frequency range.
The work at present frequency range that RSSI value determining module 100 can be adjusted by working frequency range adjusting module 700, is determined
The working frequency range that terminal device is presently in, and then determine that each preset adjustable electric capacitance institute corresponding to work at present frequency range is right
The RSSI value answered.
Optionally, Fig. 9 shows a kind of alternative construction of electric capacity adjusting module 300, reference picture 9, electric capacity adjusting module 300
It can include：Maintenance module 310, the capacitance in preset time, maintaining the tunable capacitor are the maximum RSSI
Preset adjustable electric capacitance corresponding to value.
Corresponding, on the basis of electric capacity adjusting module shown in Fig. 9 300, Figure 10 shows aerial signal optimization device
Another structure, with reference to shown in Fig. 6 and Figure 10, aerial signal optimization device can also include：
Module 800 is readjusted, it is again true by RSSI value determining module 100 for after the preset time terminates
The RSSI value corresponding to each preset adjustable electric capacitance corresponding to settled preceding working frequency range, by RSSI value choose module 200 from
Greatest rssi value is selected in the RSSI value corresponding to each preset adjustable electric capacitance redefined, passes through electric capacity adjusting module
300 capacitance using preset adjustable electric capacitance corresponding to the greatest rssi value as tunable capacitor, aerial signal is carried out again
Adjustment.
Aerial signal provided in an embodiment of the present invention optimizes device, by each terminal unit status under each frequency range with adjustable
Capacitance is indicated, and by the adjustable electric capacitance corresponding to preset each terminal unit status, determines each preset tunable capacitor
The corresponding RSSI value of value, wherein greatest rssi value is corresponding with the virtual condition of terminal device, wherein greatest rssi value will correspond to
Capacitance of the preset adjustable electric capacitance as tunable capacitor, to be adjusted to aerial signal；The embodiment of the present invention is due to making
The adjustable electric capacitance corresponding to the virtual condition of terminal device carries out aerial signal adjustment, therefore can realize accurate day
Line signal optimizes；Compared with prior art, the embodiment of the present invention can realize accurate aerial signal optimization, and day is not present
The hidden danger that line signal deteriorates.
The embodiment of the present invention also provides a kind of terminal device, including aerial signal described above optimization device, on day
The introduction of line signal optimization device can refer to described above, and here is omitted.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is said referring to method part
It is bright.
Professional further appreciates that, with reference to the unit of each example of the embodiments described herein description
And algorithm steps, can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software, the composition and step of each example are generally described according to function in the above description.These
Function is performed with hardware or software mode actually, application-specific and design constraint depending on technical scheme.Specialty
Technical staff can realize described function using distinct methods to each specific application, but this realization should not
Think beyond the scope of this invention.
Directly it can be held with reference to the step of method or algorithm that the embodiments described herein describes with hardware, processor
Capable software module, or the two combination are implemented.Software module can be placed in random access memory（RAM）, internal memory, read-only deposit
Reservoir（ROM）, electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (8)
1. a kind of aerial signal optimization method, it is characterised in that applied to terminal device, methods described includes：
Determine the received signal strength indicator RSSI value corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range, one
Individual working frequency range corresponds at least one preset adjustable electric capacitance, to cover terminal device shape all under work at present frequency range
State, the corresponding terminal unit status of a preset adjustable electric capacitance；
Greatest rssi value is selected from the RSSI value corresponding to each preset adjustable electric capacitance, by the greatest rssi value pair
Capacitance of the preset adjustable electric capacitance answered as tunable capacitor, to be adjusted to aerial signal；
Wherein, the RSSI value corresponding to each preset adjustable electric capacitance determined corresponding to work at present frequency range includes：
Determine each preset adjustable electric capacitance corresponding to work at present frequency range；
The capacitance of the tunable capacitor is sequentially adjusted in as each preset adjustable electric capacitance, to each preset adjustable electric capacitance institute
Corresponding RSSI value carries out the calculating of preset times；
The RSSI averages that the preset times corresponding to each preset adjustable electric capacitance calculate are determined, by each preset adjustable electric capacitance
Corresponding RSSI average conducts, the RSSI value corresponding to final each preset adjustable electric capacitance.
2. according to the method for claim 1, it is characterised in that it is determined that each preset adjustable corresponding to work at present frequency range
Before RSSI value corresponding to capacitance, methods described also includes：
Judge whether the screen of the terminal device is in and shield bright state, or whether the terminal device is in talking state；
It is in the screen of the terminal device and shields bright state, or when the terminal device be in talking state, then determine ought
The RSSI value corresponding to each preset adjustable electric capacitance corresponding to preceding working frequency range.
3. according to the method for claim 1, it is characterised in that methods described also includes：
Configure universal input output remote functionality control GRFC frequency range truth tables；
With reference to the GRFC frequency range truth tables configured, the preset frequency range truth table of radio frequency converter, and terminal device antenna institute
The frequency range situation of support, terminal device work at present frequency range is controlled.
4. according to the method described in claim any one of 1-3, it is characterised in that it is described will be pre- corresponding to the greatest rssi value
The capacitance that adjustable electric capacitance is put as tunable capacitor includes：In preset time, the capacitance for maintaining the tunable capacitor is
Preset adjustable electric capacitance corresponding to the greatest rssi value；
Methods described also includes：
After the preset time terminates, redefine corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range
RSSI value；Greatest rssi value is selected from the RSSI value corresponding to each preset adjustable electric capacitance redefined, by the maximum
Capacitance of the preset adjustable electric capacitance as tunable capacitor, is adjusted to aerial signal again corresponding to RSSI value.
5. a kind of aerial signal optimizes device, it is characterised in that applied to terminal device, described device includes：
RSSI value determining module, for determining the reception letter corresponding to each preset adjustable electric capacitance corresponding to work at present frequency range
Number intensity indicating RSSI value, a working frequency range corresponds at least one preset adjustable electric capacitance, to cover work at present frequency range
Under all terminal unit status, the corresponding terminal unit status of a preset adjustable electric capacitance；
RSSI value chooses module, for selecting maximum RSSI from the RSSI value corresponding to each preset adjustable electric capacitance
Value；
Electric capacity adjusting module, for using preset adjustable electric capacitance corresponding to the greatest rssi value as the electric capacity of tunable capacitor
Value, to be adjusted to aerial signal；
Wherein, the RSSI value determining module includes：
Preset adjustable electric capacitance determining unit, for determining each preset adjustable electric capacitance corresponding to work at present frequency range；
RSSI value computing unit, it is right for the capacitance of the tunable capacitor to be sequentially adjusted in as each preset adjustable electric capacitance
RSSI value corresponding to each preset adjustable electric capacitance carries out the calculating of preset times；
RSSI average determining units, for determining that the RSSI that the preset times corresponding to each preset adjustable electric capacitance calculate is equal
Value, using the RSSI averages corresponding to each preset adjustable electric capacitance as corresponding to final each preset adjustable electric capacitance
RSSI value.
6. device according to claim 5, it is characterised in that described device also includes：
Judge module, for whether judging the screen of the terminal device in shielding bright state, or the terminal device whether
In talking state；
Trigger module, the screen for judging the terminal device in the judge module, which is in, shields bright state, or the end
When end equipment is in talking state, trigger the RSSI value determining module determine it is each preset adjustable corresponding to work at present frequency range
RSSI value corresponding to capacitance；
Configuration module, for configuring universal input output remote functionality control GRFC frequency range truth tables；
Working frequency range adjusting module, for combining configured GRFC frequency range truth tables, the preset frequency range of radio frequency converter is true
It is worth table, and the frequency range situation that terminal device antenna is supported, terminal device work at present frequency range is controlled.
7. according to the device described in claim any one of 5-6, it is characterised in that the electric capacity adjusting module includes：Maintain mould
Block, the capacitance in preset time, maintaining the tunable capacitor are preset adjustable electric corresponding to the greatest rssi value
Capacitance；
Described device also includes：
Module is readjusted, for after the preset time terminates, being redefined currently by the RSSI value determining module
The RSSI value corresponding to each preset adjustable electric capacitance corresponding to working frequency range, module is chosen from again true by the RSSI value
Greatest rssi value is selected in RSSI value corresponding to fixed each preset adjustable electric capacitance, should by the electric capacity adjusting module
Capacitance of the preset adjustable electric capacitance as tunable capacitor, is adjusted to aerial signal again corresponding to greatest rssi value.
A kind of 8. terminal device, it is characterised in that including：Aerial signal optimization device described in claim any one of 5-7.
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| CN106803756B (en) * | 2015-12-01 | 2020-06-02 | 唯捷创芯(天津)电子技术股份有限公司 | Variable coding method for realizing chip reuse and communication terminal thereof |
| CN107464987B (en) * | 2017-07-14 | 2019-11-12 | 珠海格力电器股份有限公司 | Reconfigurable antenna control method, device and mobile electronic device |
| CN109889237B (en) * | 2019-03-06 | 2021-03-26 | 常熟市泓博通讯技术股份有限公司 | Method and terminal device for selecting modulation and coding scheme based on multi-antenna control |
| CN110850965B (en) * | 2019-10-16 | 2023-09-22 | 青岛海信移动通信技术有限公司 | Mobile terminal and updating method of capacitor threshold value |
| WO2023221057A1 (en) * | 2022-05-19 | 2023-11-23 | 北京小米移动软件有限公司 | Driver file generation method, driver file application method, apparatus and storage medium |
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| JP4133890B2 (en) * | 2004-03-24 | 2008-08-13 | 三洋電機株式会社 | Receiver |
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| CN101860375A (en) * | 2009-04-13 | 2010-10-13 | 和硕联合科技股份有限公司 | Wireless communication device |
| CN101997565A (en) * | 2009-08-17 | 2011-03-30 | 索尼公司 | Matching circuit for adaptive impedance matching in radio |
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