CN106169944B - Automatic parameter adjusting system and automatic parameter adjusting method thereof - Google Patents
Automatic parameter adjusting system and automatic parameter adjusting method thereof Download PDFInfo
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- CN106169944B CN106169944B CN201610271991.6A CN201610271991A CN106169944B CN 106169944 B CN106169944 B CN 106169944B CN 201610271991 A CN201610271991 A CN 201610271991A CN 106169944 B CN106169944 B CN 106169944B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/11—Monitoring; Testing of transmitters for calibration
- H04B17/12—Monitoring; Testing of transmitters for calibration of transmit antennas, e.g. of the amplitude or phase
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Abstract
An automatic parameter adjusting system and an automatic parameter adjusting method thereof. The automatic parameter adjusting method comprises the following steps: setting a first adjustment range and a first adjustment increment; sequentially increasing the minimum set value to the maximum set value according to the first adjustment increment to obtain a plurality of set parameters; adjusting the adjustable circuit by utilizing a plurality of setting parameters so as to measure the antenna module respectively to obtain a plurality of voltage standing wave ratios; calculating to obtain a plurality of adaptive function values by utilizing a plurality of voltage standing wave ratios and a plurality of corresponding set parameters; finding out a minimum function value and an adaptive setting parameter corresponding to the minimum function value from a plurality of adaptive function values; and setting the adaptive setting parameter as the optimal setting parameter.
Description
Technical field
The present invention relates to a kind of parameter automatic adjustment systems and its method of parameter adjust automatically, especially one kind can be certainly
The dynamic method for finding out adaptation parameter to adjust the parameter automatic adjustment system of Anneta module and its parameter adjust automatically.
Background technique
With the development of science and technology various portable electronic device, such as mobile phone, tablet computer, laptop
Or wearable device has become a ring indispensable in modern life.Above-mentioned portable electronic device all has can be with
The function of transmitting wireless signal, must also have the Anneta module that can transmit wireless signal, therefore Anneta module is adjusted to
Can have optimal laser propagation effect is critically important project.However in the operating frequency in the prior art, adjusting Anneta module
Mode all manually adjust.When adjusting the frequency of Anneta module to dominant frequency, it is necessary to go to see and assess voltage by human eye and stay
Bobbi (VSWR) curve, to judge the quality of impedance matching.In this way, be may require that when spending many repeatedly in the whole process
Between adjustment antenna on, the time may be up to 10 a few houres or a couple of days.
Therefore, it is necessary to the method for inventing a kind of new parameter automatic adjustment system and its parameter adjust automatically, to solve
The missing of the prior art.
Summary of the invention
The main object of the present invention is to provide a kind of parameter automatic adjustment system, and adaptation ginseng can be found out automatically by having
It counts to adjust the effect of Anneta module.
Another main purpose of the invention is to provide a kind of method of parameter adjust automatically for above system.
In order to achieve the above object, parameter automatic adjustment system of the invention is to be used for Anneta module and adjustable circuit,
Wherein adjustable circuit is the operating frequency for changing Anneta module by adjusting setup parameter.Antennaautoadjust system includes setting
Cover half block, measurement module, adjustment module and processing module.Setting module is to set the first adjustment range, the first adjustment increase
Amount, wherein the first adjustment range includes minimum setting value and maximum set value, setting module be so as to from minimum setting value according to
The first adjustment incrementss sequentially increase to maximum set value and obtain multiple setup parameters.Measurement module is to be electrically connected antenna mould
Block obtains the operating frequency of Anneta module to measure.Adjustment module is to be electrically connected setting module and adjustable circuit, to
Adjustable circuit is adjusted using each multiple setup parameters, measurement module is made to measure to obtain multiple voltage standing wave(VSW)s respectively to Anneta module
Than.Processing module is to be electrically connected adjustment module and measurement module, using multiple voltage standing wave ratioes and its corresponding multiple to set
Parameter is determined so that multiple fitness function values are calculated, and minimum function value and corresponding minimum letter are found out in multiple fitness function values
The adaptation setup parameter of numerical value adapts to setup parameter as best setup parameter to set.
Antenna operating frequency method of adjustment of the invention is the following steps are included: setting the first adjustment range and the first adjustment increase
Dosage, wherein the first adjustment range includes minimum setting value and maximum set value；Increase from minimum setting value according to the first adjustment
Amount sequentially increases to maximum set value and obtains multiple setup parameters；Adjustable circuit is adjusted using each multiple setup parameters, is borrowed
To measure to obtain multiple voltage standing wave ratioes respectively to Anneta module；Joined using multiple voltage standing wave ratioes and its corresponding multiple settings
Number is to be calculated multiple fitness function values；Minimum function value and the corresponding minimum function value are found out in multiple fitness function values
Adaptation setup parameter；And it sets and adapts to setup parameter as best setup parameter.
Detailed description of the invention
Fig. 1 is the configuration diagram of parameter automatic adjustment system of the invention.
Fig. 2A -2B is the step flow chart of the method for parameter adjust automatically of the invention.
Description of symbols:
Portable electronic device 1
Anneta module 2
Adjustable circuit 3
Parameter automatic adjustment system 10
Setting module 20
Measurement module 30
Adjust module 40
Processing module 50
Mode altering module 60
Specific embodiment
For that can allow those skilled in the art that can know more about technology contents of the invention, spy lifts preferred embodiment explanation such as
Under.
It please refer to the configuration diagram that Fig. 1 is parameter automatic adjustment system of the invention below.
Parameter automatic adjustment system 10 of the invention be used for an Anneta module 2 and an adjustable circuit 3, Anneta module 2 and
Adjustable circuit 3 can be set in portable electronic device 1.The portable electronic device 1 can be mobile phone, plate electricity
Brain, laptop or wearable device etc. have the device of wireless communication function, but the present invention is not with the above-mentioned dress enumerated
It is set to limit.Anneta module 2 is to transmit wireless signal, and adjustable circuit 3 is then to adjust antenna mould by its setup parameter
The operating frequency of block 2, if such as adjustable circuit 3 be variable capacitance when, adjustment system 10 of the invention can be by adjusting adjustable
The capacitance of formula circuit 3 changes Anneta module 2 in high frequency or the resonant frequency of low frequency.Due to Anneta module 2 and adjustable electric
The application on road 3 and principle are known to the technical staff in the technical field of the invention, therefore details are not described herein.
Parameter automatic adjustment system 10 of the invention includes setting module 20, measurement module 30, adjustment module 40 and processing
Module 50.Setting module 20 is to set the adjusting range being adjusted to the setup parameter in adjustable circuit 3, an adjustment
Incrementss and a specific times etc., wherein the adjusting range includes a minimum setting value and a maximum set value.In other words, it sets
Module 20 is setup parameter in the adjustable circuit 3 of setting by way of increasing the adjustment incrementss every time, is set from minimum
Value increases to maximum set value.For example, when the minimum setting value set as 20 and maximum set value is 30, adjust incrementss
When being 1, adjusted value just increases to 30 from 20,21,22 ....Thus, so that it may which setting module 20 sets out multiple settings
Parameter.Specific times are then the number that adjustment is repeated to adjustable circuit 3, such as 10 times, but the present invention is not limited thereto, and this
Invention, which does not limit, yet will repeat to adjust adjustable circuit 3.
Measurement module 30 is to be electrically connected the Anneta module 2, obtains an operating frequency of the Anneta module 2 to measure.
Adjustment module 40 is to be electrically connected the setting module 20 and the adjustable circuit 3, to control this by multiple setup parameters
Adjustable circuit 3, such as a variable capacitance of the adjustable circuit 3 is adjusted to adjust being total in high frequency or low frequency of Anneta module 2
Vibration frequency.It is noted that adjusted value 20~30 described in leading portion can be the digital analog converter (figure in adjustment module 40
Do not show) representated by digital analog converter numerical value (DAC) value, if it is the digital analog converter of 8 bits, then it is maximum most
Small value is from 0~255.It is that variable capacitance is changed according to setup parameter when adjustable circuit 3 will be adjusted by adjusting module 40
Capacitance.When one setup parameter of every input, measurement module 30 will measure the waveform of the voltage standing wave ratio of Anneta module 2, such as
This one can according to each setup parameter to Anneta module 2 measurement obtain multiple voltage standing wave ratioes, be further known from this
Under setup parameter, the high-frequency operation frequency and a low frequency operation frequency of the Anneta module 2.
Processing module 50 is to be electrically connected the adjustment module 40 and the measurement module 30.When the measurement of measurement module 30 obtains day
After multiple voltage standing wave ratioes of wire module 2 and its corresponding multiple setup parameter, processing module 50 is stayed according to multiple voltages
Multiple adaptation (fitness) functional values are calculated in Bobbi and its corresponding multiple setup parameter, and in multiple adaptation letters
The adaptation setup parameter of a minimum function value and the corresponding minimum function value is found out in numerical value.And processing module 50 can benefit in the middle
With different functions multiple fitness function values are calculated and find out adaptation setup parameter.In one embodiment of the present invention
In, processing module 50 can substitute into obtained parameter in first function, second function or third function, wherein the first function
Formula are as follows:
The formula of the second function are as follows:
The formula of the third function are as follows:
Wherein fitness [x] is multiple fitness function value, and f is operating frequency, f1Minimum operation frequency when to measure
Rate, f2Maximum operating frequency when to measure, x is the setup parameter of input, and maximum operating frequency f2And minimum operation frequency f1
It is to be determined according to 1 working frequency of portable electronic device.The voltage standing wave ratio that processing module 50 of the invention obtains measurement
It substitutes into the one of of above-mentioned three kinds of functions respectively to calculate, because voltage standing wave ratio is the smaller the better, processing module 50 will be counted
Setup parameter corresponding to obtained minimum function value is set as best setup parameter.
By way of example only, and adaptation setup parameter, this hair can be all calculated in any of the above-described formula to above-mentioned formula
Bright to be not limited to above-mentioned formula, optimal result can just be obtained using which formula by also not limiting.
Then processing module 50 can directly fit this after calculating learns multiple fitness function values and adapts to setup parameter
It answers setup parameter to be set as best setup parameter, but can also repeat to adjust the process of adjustable circuit 3 again.Setting module 20
New second adjustment range and second adjustment incrementss can be reset according to the adaptation setup parameter found out.Adjust module
40 be to control the adjustable circuit 3 again according to the second adjustment range that is newly calculated, that is, according to second adjustment range
Obtained minimum and maximum set value controls adjustable circuit 3 again, then measures the voltage of Anneta module 2 by measurement module 30
The waveform of standing-wave ratio, last processing module 50 are according to new multiple voltage standing wave ratioes and its corresponding new multiple setup parameters
New multiple fitness function values are calculated, and find out its corresponding one new adaptation setup parameter.Thus
New adaptation setup parameter is obtained again.The process of the repeatable adjustable circuit 3 of adjustment of parameter automatic adjustment system 10 can be until
Until the adjustment number of adjustment module 40 has reached preset specific times.
And it is noted that if to adjustable circuit 3 carry out repeat adjust when, each adjustment incrementss are neither identical,
And numerical value is smaller and smaller.For example, if setting module 20 first sets the first adjustment range when adjusting first time as 20 to 30,
The first adjustment incrementss are 1, and having obtained an adaptation setup parameter is 27, can set the second tune when adjusting for second
Whole incrementss are 0.1, and second adjustment range is 26 to 28.Above-mentioned adjusting range, adjustment incrementss and specific times all can be by
User's sets itself, when adjustment incrementss are smaller, when specific times are more, so that it may which adjustment obtains more accurate result.It is logical
Cross multiple repeatedly setting, it can find out best setup parameter.And when last processing module 50 has confirmed the number of adjustment
After reaching the specific times, then the adaptation setup parameter finally obtained is set as a best setup parameter, and terminate this tune
Rectify journey.On the other hand, if adjustable circuit 3 has multiple variable elements, such as multiple variable capacitances, setting module 20 can
To set different adjusting range and adjustment incrementss for different variable elements, polyphony of laying equal stress on rectifies journey and is applicable in this to find out
The best setup parameter of adjustable circuit 3.
It is noted that parameter automatic adjustment system 10 further includes a mode altering module 60.Mode altering module 60 is used
So that a factory mode (Factory mode) or a normal mode can be performed in the portable electronic device 1.Factory mode is just
Mode of the portable electronic apparatus 1 under factory testing, user can execute inside to portable electronic device 1 under factory mode
Test or change setting.Therefore mode altering module 60 holds the portable electronic device 1 just under a factory mode in executing
Row adjusts the process of the adjustable circuit 3, and the process for adjusting the adjustable circuit 3 makes the portable electronic device 1 after the completion
It replys and executes a normal mode, but the present invention is not limited thereto mode.
It is noted that each module that parameter automatic adjustment system 10 has can combine for hardware device, software program
The modes frameworks such as hardware device, firmware combination hardware device form, such as can be to be stored in a readable in computer medium
Application product.And each module can be set in identical equipment, or different equipment, such as measurement module 30
It can be a vector network analyzer, and other modules are then to be set in computer system, but the present invention is not with above-mentioned
Mode is limited.In addition, present embodiment only illustrates presently preferred embodiments of the present invention, to avoid repeating, do not record in detail all
Possible variation combination.However, those skilled in the art should understand that above-mentioned each module or element may not be all necessary.And it is
Implement the present invention, also may include the existing module or element of other more details.Each module or element may all be subject to depending on demand
It omits or modifies, and other modules or element may not be not present in wantonly two intermodule.
It is the step flow chart of the method for parameter adjust automatically of the invention next referring to Fig. 2A -2B.It must be noted that
Though illustrating the method for parameter adjust automatically of the invention, this hair by taking above-mentioned parameter automatic adjustment system 10 as an example below
The method of bright parameter adjust automatically is not limited so as to be used in above-mentioned mutually isostructural parameter automatic adjustment system 10.
Step 201 is carried out first: one the first adjustment range of setting, a first adjustment incrementss and a specific times.
Setting module 20 is to set the first adjustment range being adjusted to the parameter in adjustable circuit 3, one
One adjustment incrementss and a specific times etc., wherein the first adjustment range includes a minimum setting value and a maximum set value.
Setting module 20 sequentially can increase to maximum set value according to the first adjustment incrementss from minimum setting value and obtain more whereby
A setup parameter.
Secondly it carries out step 202: the portable electronic device 1 being made to execute a factory mode.
Mode altering module 60 just executes tune to make the portable electronic device 1 under the factory set mode of execution
The process of the whole adjustable circuit 3.
Then it carries out step 203: the adjustable circuit is adjusted using each multiple setup parameter, so as to respectively to the antenna
Module measures to obtain multiple voltage standing wave ratioes.
Module 40 is adjusted to control the adjustable circuit 3 by multiple setup parameters, adjustable circuit 3 is allowed to change
The voltage standing wave ratio of Anneta module 2.When one setup parameter of every input, measurement module 30 will measure the voltage of Anneta module 2
The waveform of standing-wave ratio can thus measure Anneta module 2 according to each setup parameter, to obtain multiple voltage standing wave(VSW)s
Than.
Step 204 is carried out again: using multiple voltage standing wave ratio and its corresponding multiple setup parameter to be calculated
Multiple fitness function values.
Processing module 50 be calculated according to multiple voltage standing wave ratio and its corresponding multiple setup parameter it is multiple
Fitness function value, such as multiple fitness function values are found out using above-mentioned first one of function into third function.
Then it carries out step 205: finding out a minimum function value and the corresponding minimum function in multiple fitness function value
The one of value adapts to setup parameter.
Because voltage standing wave ratio is the smaller the better, multiple adaptation letters that processing module 50 will be calculated in step 204
In numerical value, minimum function value and the adaptation setup parameter corresponding to it are found out.
Then it carries out step 206: being confirmed whether that repetition adjusts the adjustable circuit and reaches the specific times.
After calculating multiple fitness function values and adapting to setup parameter, processing module 50 is to be confirmed whether repeated tune
The whole adjustable circuit 3 reaches the specific times.
If adjustment number has not yet been reached, step 207 is carried out: a second adjustment range is generated according to the adaptation setup parameter
And second adjustment incrementss.
Setting module 20 can reset new second adjustment range and second adjustment increase according to setup parameter is adapted to
Amount, and wherein second adjustment incrementss are less than the first adjustment incrementss.Similar to step 201, second adjustment range is equally
There are minimum setting value and maximum set value.Therefore in this step 207, setting module 20 can be from the minimum of second adjustment range
Setting value sequentially increases to maximum set value according to second adjustment incrementss, and obtains new multiple setup parameters.
Step 208 is carried out again: obtaining a new multiple fitness function values and its a corresponding new adaptation setup parameter.
Adjustment module 40 is to control the adjustable circuit 3 again according to the second adjustment range being newly calculated, so that it may
New adaptation setup parameter is obtained again, that is, the minimum that obtains according to second adjustment range and maximum set value are controlled again
Adjustable circuit 3 is made, then the waveform of the voltage standing wave ratio by the measurement Anneta module 2 of measurement module 30, last processing module 50 are
New multiple fitness function values are calculated according to new multiple voltage standing wave ratioes and its corresponding new multiple setup parameters, with
And find out its corresponding one new adaptation setup parameter.Due to finding out the process and above-mentioned steps 203 of new adaptation setup parameter
It is identical to 205, therefore this will not be repeated here.Then returning step 206, go to be confirmed whether repeated adjustment this is adjustable
Circuit reaches the specific times.
If having reached specific times, step 209 is carried out: the finally obtained adaptation setup parameter is set as best
Setup parameter.
Finally after the processing module 50 confirmation reaches the specific times, then the adaptation setup parameter finally obtained is set
For a best setup parameter, and terminate this adjustment process.
It finally just carries out step 210: the portable electronic device being made to execute a normal mode.
Mode altering module 60 is replied portable electronic device 1 and is executed after adjusting the process of adjustable circuit 3
One normal setting mode.
It must be noted that the method for parameter adjust automatically of the invention is not limited with above-mentioned step order, only
It is able to achieve the purpose of the present invention, above-mentioned step order can be also changed.
By the method for the parameter automatic adjustment system 10 and parameter adjust automatically of this case, that is, being convenient to adjust automatically can
The parameter of mode circuit 3, and then change the matching response of Anneta module 2, without tune can be greatly reduced using manually adjusting
The whole time.
It is noted that above embodiment only illustrates presently preferred embodiments of the present invention, to avoid repeating, do not remember in detail
Carry all possible variation combination.However, those skilled in the art should understand that above-mentioned each module or element may not be all must
It wants.It also may include the existing module or element of other more details and to implement the present invention.Each module or element may all be regarded and be needed
It asks and is omitted or modified, and other modules or element may not be not present in wantonly two intermodule.Without departing from the basic frame of the present invention
Structure person all should be the interest field that this patent is advocated, and should be subject to the claims.
Claims (8)
1. a kind of method of parameter adjust automatically is used for an Anneta module and an adjustable circuit, by adjusting the adjustable electric
One setup parameter on road changes an operating frequency of the Anneta module；The parameter automatic adjusting method the following steps are included:
Step A: one the first adjustment range of setting and a first adjustment incrementss, wherein the first adjustment range includes that a minimum is set
Definite value and a maximum set value；
Step B: sequentially increase to the maximum set value according to the first adjustment incrementss from the minimum setting value and obtain multiple
Setup parameter；
Step C: adjusting the adjustable circuit using each multiple setup parameter, measures to obtain to the Anneta module so as to respectively more
A voltage standing wave ratio；
Step D:, should using multiple voltage standing wave ratio and its corresponding multiple setup parameter to obtain multiple fitness function values
Multiple fitness function values using a first function, a second function or a third function to be calculated, the wherein first function
Formula are as follows:
The formula of the second function are as follows:
The formula of the third function are as follows:
Wherein fitness [x] is multiple fitness function value, and f is the operating frequency, f1Minimum operation frequency when to measure, f2
Maximum operating frequency when to measure, x are the setup parameter；
Step E: one that a minimum function value and the corresponding minimum function value are found out in multiple fitness function value adapts to setting
Parameter；And
Step F: setting the adaptation setup parameter as a best setup parameter,
Wherein, the Anneta module and the adjustable circuit are set in a portable electronic device, this method before step A
It is further comprising the steps of:
The setup parameter automatic adjusting method of the adjustable circuit is executed after so that the portable electronic device is executed a factory mode；
And
This method is further comprising the steps of after step F:
The portable electronic device, which is replied, after the completion of the setup parameter adjustment of the adjustable circuit executes a normal mode.
2. the method for parameter adjust automatically as described in claim 1, wherein further including one specific times of setting in step；
Further include the following steps after step E:
It is confirmed whether that having repeated to adjust the adjustable circuit reaches the specific times；
If the specific times have not yet been reached, a second adjustment range is generated according to the adaptation setup parameter and a second adjustment increases
Dosage, and step B is executed to step E with the second adjustment range and the second adjustment incrementss, wherein the second adjustment increases
Amount is less than the first adjustment incrementss；And
If having reached the specific times, F is thened follow the steps.
3. the method for parameter adjust automatically as described in claim 1, wherein the setup parameter can for the one of the adjustable circuit
The capacitance that power transformation is held.
4. a kind of parameter automatic adjustment system is used for an Anneta module and an adjustable circuit, wherein the adjustable circuit is logical
The operating frequency that one setup parameter of adjustment changes the Anneta module is crossed, which includes:
One setting module, to set a first adjustment range and a first adjustment incrementss, the wherein the first adjustment range packet
A minimum setting value and a maximum set value are included, which is so as to increasing from the minimum setting value according to the first adjustment
Amount sequentially increases to the maximum set value and obtains multiple setup parameters；
One measurement module is to be electrically connected the Anneta module, obtains an operating frequency of the Anneta module to measure；
One adjustment module, is to be electrically connected the setting module and the adjustable circuit, to utilize each multiple setup parameter tune
The whole adjustable circuit, makes the measurement module measure to obtain multiple voltage standing wave ratioes respectively to the Anneta module；And
One processing module is to connect the adjustment module and the measurement module, to utilize multiple voltage standing wave ratio and its corresponding
Multiple setup parameter finds out a minimum function value so that multiple fitness function values are calculated in multiple fitness function value
And the one of the corresponding minimum function value adapts to setup parameter, to set the adaptation setup parameter as a best setup parameter,
Wherein, the Anneta module and the adjustable circuit are set in a portable electronic device, the Antennaautoadjust system
System further includes a mode altering module, adjustable to execute this after so that the portable electronic device is executed a factory set mode
The setup parameter adjust automatically of circuit, and the portable electronic device is returned after the completion of the setup parameter adjustment of the adjustable circuit
A normal mode is executed again.
5. parameter automatic adjustment system as claimed in claim 4, wherein the setting module further includes one specific times of setting, should
Processing module is to further confirm that whether having repeated to adjust the adjustable circuit reaches the specific times, if it is specific that this has not yet been reached
Number, the setting module are to generate a second adjustment range and a second adjustment incrementss according to the adaptation setup parameter, make this
Adjustment module readjusts the adjustable circuit using the second adjustment range and the second adjustment incrementss, allows the measurement module
The Anneta module is measured respectively to obtain new multiple voltage standing wave ratioes, finally the processing module utilizes multiple voltage standing wave ratio
And its corresponding multiple setup parameter is to obtain new a multiple fitness function values and its a corresponding new adaptation setting ginseng
Number；Wherein the second adjustment incrementss are less than the first adjustment incrementss；If having reached the specific times, the processing mould
Block is that the finally obtained adaptation setup parameter is set as the best setup parameter.
6. parameter automatic adjustment system as claimed in claim 5, wherein the processing module is to utilize a first function, one second
Function or a third function are to be calculated multiple fitness function value, the wherein formula of the first function are as follows:
The formula of the second function are as follows:
The formula of the third function are as follows:
Wherein fitness [x] is multiple fitness function value, and f is the operating frequency, f1Minimum operation frequency when to measure, f2
Maximum operating frequency when to measure, x are the setup parameter.
7. parameter automatic adjustment system as claimed in claim 4, wherein the adjustment module is to adjust the adjustable circuit
A variable capacitance, which is for a capacitance.
8. parameter automatic adjustment system as claimed in claim 4, wherein the measurement module is for a vector network analyzer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104115808A TWI559694B (en) | 2015-05-18 | 2015-05-18 | Parameter automatic adjusting system, computer program product, and parameter automatic adjusting method thereof |
| TW104115808 | 2015-05-18 |
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| CN106169944B true CN106169944B (en) | 2019-02-22 |
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| CN109450560B (en) * | 2018-09-25 | 2021-08-10 | 广州求远电子科技有限公司 | Detection system and detection method of low-frequency communication device and terminal equipment |
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| US7609781B2 (en) * | 2006-06-30 | 2009-10-27 | St-Ericsson Sa | Wireless communication device with self calibration feature for controlling power output |
| US20090102663A1 (en) * | 2007-10-19 | 2009-04-23 | Hillegass Raymond R | Apparatus and method for tuning a radio frequency antenna |
| US7941302B2 (en) * | 2008-05-30 | 2011-05-10 | Hong Kong Applied Science And Technology Research Institute Co. Ltd. | Enhanced channel simulator for efficient antenna evaluation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102064840A (en) * | 2009-11-17 | 2011-05-18 | 瑞昱半导体股份有限公司 | Receiving device and method |
| CN102098243A (en) * | 2010-12-29 | 2011-06-15 | 中兴通讯股份有限公司 | Antenna impedance matching device and method |
| WO2014166249A1 (en) * | 2013-07-19 | 2014-10-16 | 中兴通讯股份有限公司 | Adaptive and power-controllable wifi adjusting method and device |
| CN104425901A (en) * | 2013-09-06 | 2015-03-18 | 佳邦科技股份有限公司 | Frequency-adjustable antenna device and antenna frequency adjusting method |
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| Publication number | Publication date |
|---|---|
| CN106169944A (en) | 2016-11-30 |
| TW201642608A (en) | 2016-12-01 |
| TWI559694B (en) | 2016-11-21 |
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