CN103905080B - A kind of method that adjustment transmits and a kind of hand-held mobile terminal - Google Patents
A kind of method that adjustment transmits and a kind of hand-held mobile terminal Download PDFInfo
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- CN103905080B CN103905080B CN201210587609.4A CN201210587609A CN103905080B CN 103905080 B CN103905080 B CN 103905080B CN 201210587609 A CN201210587609 A CN 201210587609A CN 103905080 B CN103905080 B CN 103905080B
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Abstract
This application discloses method and a kind of hand-held mobile terminal that a kind of adjustment transmits, described method is applied to hand-held mobile terminal, and described hand-held mobile terminal has antenna element, and described method comprises: receive standing-wave ratio; According to described standing-wave ratio, obtain the first component transmitted that described antenna element reflects; Described first component transmitted is modified to the second value from the first value; To be transmitted to first of described antenna element by described second value and adjust.
Description
Technical field
The present invention relates to electronic technology field, particularly a kind of method that transmits of adjustment and a kind of hand-held mobile terminal.
Background technology
At present, along with the development of electronic technology, had the electronic equipment of various type manufactured out for people to use, and these electronic equipments greatly enrich the life of people, become indispensable requisites in people's life.And these electronic equipments are when dispatching from the factory, needing through a series of inspection, such as before hand-held mobile terminal (mobile phone) appears on the scene, a series of inspection can be done to each device, circuit chip etc. forming this hand-held mobile terminal.Further, because purposes that hand-held mobile terminal is maximum uses the form of radio wave to communicate, thus in the detection of hand-held mobile terminal, the detection of communication just seems particularly important.
As everyone knows, for hand-held mobile terminal, the signal power of antenna transmission is the mark of hand-held mobile terminal communication quality, and in the detection of prior art to hand-held mobile terminal, often antenna is defaulted as the antenna of perfect condition, bounce-back signal (i.e. the bounce-back efficiency of the antenna) factor of antenna is not considered wherein, testing result therefore can be caused inaccurate.
Such as, in the process transmitted of hand-held mobile terminal, the bandwidth such as transmitted is 10MHz, within the scope of this 10MHz, antenna can launch the signal of multi-frequency, and when launching different frequency signals, the frequency signal being reflected back hand-held mobile terminal is also just different, these different reflection frequency signals then can affect the communication efficiency of hand-held mobile terminal, and these factors are not all considered in the detection, and then in the detection of prior art to hand-held mobile terminal, testing result is inaccurate.
In order to avoid this situation, in the detection of the hand-held mobile terminal of prior art, the detection of antenna is considered wherein.Whether concrete way is, detect antenna satisfy condition by standing-wave ratio.
Further, in the radio communication, the impedance mismatch of the impedance mismatch of antenna and feeder line or antenna and transmitter, high-frequency energy will produce reflection and turn back, and disturbs converge generation standing wave with the part of advancing.In order to characterize and measure the stationary wave characteristic in antenna system, the namely situation of forward wave and reflected wave in antenna, this concept that people establish " standing-wave ratio ", further, standing-wave ratio is exactly a numerical value, is used for representing whether antenna and wave transmission platform mate.If the value of SWR equals 1, then represent that the electric wave launched and be transferred to antenna is without any reflection, all launch, this is optimal situation.If SWR value is greater than 1, then represents that some electric wave is reflected back, finally become heat, feeder line is heated up.Also can be produced quite high voltage by the electric wave reflected at transmitting station delivery outlet, likely damage transmitting station.
Therefore, in the prior art, whether qualifiedly antenna is detected often by standing-wave ratio.
And in the detection of hand-held mobile terminal, the applicant finds in the process realizing the application, in prior art when using standing-wave ratio, whether qualifiedly antenna is detected by means of only standing-wave ratio, and when antenna detection is defective, further adjustment can not be revised to transmitting of antenna.
Summary of the invention
The invention provides method and a kind of hand-held mobile terminal that a kind of adjustment transmits, in order to solve exist in prior art use standing-wave ratio time, whether qualifiedly antenna is detected by means of only standing-wave ratio, and when antenna detection is defective, can not carry out further revising the technical problem of adjustment to transmitting of antenna.
On the one hand, the present invention, by an embodiment of the application, provides following technical scheme:
The method that adjustment transmits, described method is applied to hand-held mobile terminal, and described hand-held mobile terminal has antenna element, and described method comprises: receive standing-wave ratio; According to described standing-wave ratio, obtain the first component transmitted that described antenna element reflects; Described first component transmitted is modified to the second value from the first value; To be transmitted to first of described antenna element by described second value and compensate adjustment, obtain second and transmit.
Preferably, described reception standing-wave ratio, is specially: transmitting to comprehensive test instrument launching first by described antenna element, to make after described comprehensive test instrument transmits calculate described standing-wave ratio according to described first, to receive described standing-wave ratio.
Preferably, described described first component transmitted is modified to the second value from the first value, is specially: according to the proportionate relationship preset, described first component transmitted is modified to described second value from described first value.
Preferably, described being transmitted to first of described antenna element by described second value is adjusted, and is specially: described second value is added described first and transmits, obtains described second and transmit.
Preferably, described second value added described first transmit described, obtain described second transmit after, described method also comprises: launch described second by described antenna element and transmit.
On the other hand, the present invention is provided by another embodiment of the application:
A kind of hand-held mobile terminal, described hand-held mobile terminal has antenna element, and described hand-held mobile terminal comprises: receiving element, for receiving standing-wave ratio; Obtain unit, for according to described standing-wave ratio, obtain the first component transmitted that described antenna element reflects; Amending unit, for being modified to the second value by described first component transmitted from the first value; Described amending unit, also compensates adjustment for being transmitted to first of described antenna element by described second value, obtains second and transmits.
Preferably, the standing-wave ratio that described receiving element sends specifically for receiving comprehensive test instrument, described standing-wave ratio the first standing-wave ratio transmitting calculating that to be described comprehensive test instrument sends according to antenna element.
Preferably, described amending unit specifically comprises: component amending unit, for according to the proportionate relationship preset, by described amending unit, described first component transmitted is modified to described second value from described first value; Adjustment unit, transmits for described second value is added described first, obtains described second and transmit.
Preferably, described antenna element transmits specifically for launching described first or described second to transmit.
One or more technical schemes in technique scheme, have following technique effect or advantage:
In one or more technical schemes in technique scheme, the component not being launched and successfully transmitting is obtained by standing-wave ratio, then this component is revised, and the numerical value obtained after further correction adjusts transmitting of antenna, transmitting of adjustment antenna that can be in good time, make transmitting of antenna more accurate, and then mate the impedance of antenna and feeder line further, or the impedance of antenna and transmitter, improve the intensity transmitted of antenna, reach to make antenna and launch qualified standard.
Accompanying drawing explanation
Fig. 1 is the flow chart of method of adjustment in the embodiment of the present application;
Fig. 2 is the schematic diagram of hand-held mobile terminal in the embodiment of the present application.
Embodiment
In order to solve exist in prior art use standing-wave ratio time, whether qualifiedly antenna is detected by means of only standing-wave ratio, and when antenna detection is defective, can not carry out further revising the technical problem of adjustment to transmitting of antenna, the embodiment of the present invention proposes a kind of method that adjustment transmits, and its solution general thought is as follows:
In this application, propose a kind of method that adjustment transmits, wherein, the method is applied to hand-held mobile terminal, and further, hand-held mobile terminal has antenna element.In the method, first standing-wave ratio can be received; Then according to standing-wave ratio, the first component transmitted that antenna element reflects is obtained; The second value is modified to from the first value by the component transmitted first; Then to be transmitted to first of antenna element by the second value and adjust.Method in the application considers the echo factor of antenna, by the reflecting component of antenna is revised, to compensate adjustment to transmitting of antenna, make transmitting of antenna more accurate, and then mate the impedance of antenna and feeder line further, or the impedance of antenna and transmitter, improve the intensity transmitted of antenna, reach to make antenna and launch qualified standard.
Below by accompanying drawing and specific embodiment, technical solution of the present invention is described in detail, the specific features being to be understood that in the embodiment of the present invention and embodiment is the detailed description to technical solution of the present invention, instead of the restriction to technical solution of the present invention, when not conflicting, the technical characteristic in the embodiment of the present invention and embodiment can combine mutually.
Embodiment one:
In the embodiment of the present application, a kind of method that adjustment transmits is provided.
Further, the method is applied to hand-held mobile terminal.
More specifically, hand-held mobile terminal has antenna element.
In a practical situation, hand-held mobile terminal can be mobile phone, or can be PAD, and illustrates with mobile phone in the embodiment of the present application.
When mobile phone needs to intercom mutually with other mobile phone, communicated by radio, therefore, in the process of communication, the concrete device that can transmit with Received signal strength must be possessed, and in the design of mobile phone, transmit and to be implemented by antenna element.
Please refer to Fig. 1 below, be the specific implementation process of method of adjustment, concrete implementation step is as follows:
S101, receives standing-wave ratio.
S102, according to standing-wave ratio, obtains the first component transmitted that antenna element reflects.
S103, is modified to the second value by the first component transmitted from the first value.
S104, to be transmitted to first of antenna element by the second value and adjusts, and obtains second and transmits.
Concrete, in S101, standing-wave ratio is exactly a numerical value, is used for representing whether antenna and wave transmission platform mate.And more specifically, full name is voltage standing wave ratio, having another name called VSWR and SWR, is writing a Chinese character in simplified form of English VoltageStandingWaveRatio.In the place that incident wave is identical with reflected wave phase place, voltage amplitude adds up to maximum voltage amplitude V
max, form antinode; The local voltage amplitude contrary with reflected wave phase place at incident wave is kept to minimum voltage amplitude V mutually
min, form node.The amplitude of other each point is then between antinode and node.This composite wave is called moving standing wave.Standing-wave ratio is the sound pressure amplitude V at standing wave antinode place
maxwith the acoustic pressure V at node place
minthe ratio of amplitude.
In the embodiment of the present application, standing-wave ratio can be obtained by two kinds of modes.
The first:
By vector network analyzer, directly survey the reading of antenna parameter.
The method of the first test standing-wave ratio is easy to realize, but measurement result is only approximate parameter, instead of the parameter of antenna for mobile phone real work situation.
The second:
First transmitting to comprehensive test instrument being launched by antenna element, transmitting according to first to make comprehensive test instrument calculates standing-wave ratio.
In method in the embodiment of the present application, the certain power of handset emissions, comprehensive test instrument measures the power that antenna for mobile phone unit sends, and the numerical value launched by self numerical value and antenna for mobile phone unit is contrasted, and obtains the standing-wave ratio parameter of antenna element.
Make the standing-wave ratio of testing in this way very accurate, but the Measures compare of test is complicated.
Certainly, when the standing-wave ratio of testing mobile phone, selection method of testing that can be in good time according to actual conditions, the embodiment of the present application does not limit for selecting which kind of method of testing test standing-wave ratio.
And further, after receiving standing-wave ratio, then can S102 be performed: according to standing-wave ratio, obtain the first component transmitted that antenna element reflects.
In the practical application of mobile phone, the signal that antenna element is launched can not be launched away completely, and always some can be reflected back.
And further, can obtain the first component transmitted be reflected back according to standing-wave ratio, the power such as launched is the power of integer 1, and the component that can obtain transmitting power according to standing-wave ratio is 10%.
Further, after obtaining the component transmitted, then S103 can be performed: the first component transmitted is modified to the second value from the first value.
And more specifically, be then the proportionate relationship according to presetting, the first component transmitted is modified to the second value from the first value.
Then perform S104: being transmitted to first of antenna element by the second value is adjusted, obtain second and transmit.
And more specifically, being transmitted to first of antenna element by the second value is adjusted, be then the second value is added first transmit, obtain second and transmit.
And obtain second transmit after, then launched by antenna element and second to transmit.
In the embodiment of the present application, the component not being launched and successfully transmitting is obtained by standing-wave ratio, then this component is revised, and the numerical value obtained after further correction adjusts transmitting of antenna, transmitting of adjustment antenna that can be in good time, make transmitting of antenna more accurate, and then mate the impedance of antenna and feeder line further, or the impedance of antenna and transmitter, improve the intensity transmitted of antenna, reach to make antenna and launch qualified standard.
Below by concrete example, said method is specifically described.
In the embodiment of the present application, hand-held mobile terminal is illustrated by using mobile phone, and the first power transmitted of mobile phone is specially integer 1.
First, handset emissions this first to transmit, further, comprehensive test instrument first can transmit and detects the standing-wave ratio of mobile phone according to this, and then obtain the first component transmitted, such as the first component transmitted is 10%, and so the occurrence of the first component transmitted is 0.1.
Further, then can use default proportionate relationship, the component of 0.1 is revised, such as revise according to the proportionate relationship of 1:3, then obtain the correction value of 0.3.
Further, the correction value of 0.3 joined first to transmit, it is compensated, to make transmitting of antenna more accurate, and then mate the impedance of antenna and feeder line further, or the impedance of antenna and transmitter, improve the intensity transmitted of antenna, reach to make antenna and launch qualified standard.
Specifically describe a kind of method that adjustment transmits in embodiment one above, specifically describe hand-held mobile terminal corresponding to the method in the following embodiments.
Embodiment two:
In the embodiment of the present application, this hand-held mobile terminal has antenna element, and further, please refer to Fig. 2 below, hand-held mobile terminal comprises: receiving element 201, obtains unit 202, amending unit 203.
Concrete function introduction is carried out to unit below.
Receiving element 201, for receiving standing-wave ratio.
Obtain unit 202, for according to standing-wave ratio, obtain the first component transmitted that antenna element reflects.
Amending unit 203, is modified to the second value for the component transmitted first from the first value.
Amending unit 203, is also adjusted for being transmitted to first of antenna element by the second value, obtains second and transmits.
Further, the standing-wave ratio that receiving element 201 sends specifically for receiving comprehensive test instrument, standing-wave ratio is the standing-wave ratio of the first calculated signals that comprehensive test instrument sends according to antenna element.
Further, amending unit 203 specifically comprises: component amending unit, for according to the proportionate relationship preset, by amending unit, the first component transmitted is modified to the second value from the first value; Adjustment unit, transmits for the second value is added first, obtains second and transmits.
Further, antenna element transmits specifically for launching first or second to transmit.
By one or more embodiment of the present invention, following technique effect can be realized:
In the embodiment of the present application, the component not being launched and successfully transmitting is obtained by standing-wave ratio, then this component is revised, and the numerical value obtained after further correction adjusts transmitting of antenna, transmitting of adjustment antenna that can be in good time, make transmitting of antenna more accurate, and then mate the impedance of antenna and feeder line further, or the impedance of antenna and transmitter, improve the intensity transmitted of antenna, reach to make antenna and launch qualified standard.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And, the present invention can adopt and (include but not limited to magnetic disc store in one or more computer-usable storage medium wherein including computer usable program code, CD-ROM, optical memory etc.) form of the upper computer program implemented.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (9)
1. the method that transmits of adjustment, described method is applied to hand-held mobile terminal, and described hand-held mobile terminal has antenna element, it is characterized in that, described method comprises:
Receive standing-wave ratio;
According to described standing-wave ratio, obtain the first component transmitted that described antenna element reflects;
Described first component transmitted is modified to the second value from the first value;
To be transmitted to first of described antenna element by described second value and compensate adjustment, obtain second and transmit.
2. the method for claim 1, is characterized in that, described reception standing-wave ratio, is specially:
Transmitting to comprehensive test instrument launching first by described antenna element, to make after described comprehensive test instrument transmits calculate described standing-wave ratio according to described first, to receive described standing-wave ratio.
3. the method for claim 1, is characterized in that, described described first component transmitted is modified to the second value from the first value, is specially:
According to the proportionate relationship preset, described first component transmitted is modified to described second value from described first value.
4. the method for claim 1, is characterized in that, described being transmitted to first of described antenna element by described second value is adjusted, and obtains second and transmits, be specially:
Described second value is added described first transmit, obtain described second and transmit.
5. method as claimed in claim 4, is characterized in that, described second value is added described first transmits described, obtain described second transmit after, described method also comprises:
Launch described second by described antenna element to transmit.
6. a hand-held mobile terminal, described hand-held mobile terminal has antenna element, it is characterized in that, described hand-held mobile terminal comprises:
Receiving element, for receiving standing-wave ratio;
Obtain unit, for according to described standing-wave ratio, obtain the first component transmitted that described antenna element reflects;
Amending unit, for being modified to the second value by described first component transmitted from the first value;
Described amending unit, also compensates adjustment for being transmitted to first of described antenna element by described second value, obtains second and transmits.
7. hand-held mobile terminal as claimed in claim 6, is characterized in that, the standing-wave ratio that described receiving element sends specifically for receiving comprehensive test instrument, described standing-wave ratio the first standing-wave ratio transmitting calculating that to be described comprehensive test instrument sends according to antenna element.
8. hand-held mobile terminal as claimed in claim 6, it is characterized in that, described amending unit specifically comprises:
Component amending unit, for according to the proportionate relationship preset, is modified to described second value by described first component transmitted from described first value by described amending unit;
Adjustment unit, transmits for described second value is added described first, obtains described second and transmit.
9. hand-held mobile terminal as claimed in claim 6, is characterized in that, described antenna element transmits specifically for launching described first or described second to transmit.
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| CN201210587609.4A CN103905080B (en) | 2012-12-28 | 2012-12-28 | A kind of method that adjustment transmits and a kind of hand-held mobile terminal |
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| CN201210587609.4A CN103905080B (en) | 2012-12-28 | 2012-12-28 | A kind of method that adjustment transmits and a kind of hand-held mobile terminal |
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| CN103905080B true CN103905080B (en) | 2016-03-30 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1937821A (en) * | 2006-07-31 | 2007-03-28 | 华为技术有限公司 | Standing ware detecting-adjusting method |
| CN101958756A (en) * | 2010-02-11 | 2011-01-26 | 华为技术有限公司 | Standing wave detection method, standing wave detection device and base station |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009290375A (en) * | 2008-05-27 | 2009-12-10 | Fujitsu Ltd | Distortion compensating apparatus, wireless communication apparatus, and distortion compensating method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1937821A (en) * | 2006-07-31 | 2007-03-28 | 华为技术有限公司 | Standing ware detecting-adjusting method |
| CN101958756A (en) * | 2010-02-11 | 2011-01-26 | 华为技术有限公司 | Standing wave detection method, standing wave detection device and base station |
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