CN104467701A - A voltage correcting method for a power amplifier and an electronic terminal - Google Patents
A voltage correcting method for a power amplifier and an electronic terminal Download PDFInfo
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- CN104467701A CN104467701A CN201310421686.7A CN201310421686A CN104467701A CN 104467701 A CN104467701 A CN 104467701A CN 201310421686 A CN201310421686 A CN 201310421686A CN 104467701 A CN104467701 A CN 104467701A
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- power amplifier
- power
- voltage
- electric terminal
- operating efficiency
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
Abstract
Embodiments of the invention disclose a voltage correcting method for a power amplifier and an electronic terminal, and relate to the field of the radio frequency amplifier, and may improve effectively working efficiency of the power amplifier. The specific solution includes: obtaining, by an electronic terminal having a power amplifier for radio frequency output, APT feedback information and ET feedback information of the power amplifier; determining a first power value in accordance with the APT feedback information and the ET feedback information; and in accordance with the first power value, in combination with a real-time power requirement and a real-time power of the power amplifier, correcting voltage of the power amplifier by a selection of an APT technology or an ET technology using a preset power tracing strategy. The method of the embodiment of the invention is applied in a process of adjusting the power amplifier of the electronic terminal.
Description
Technical field
The present invention relates to radio frequency amplifier field, particularly relate to a kind of voltage correction method and electric terminal of power amplifier.
Background technology
Radio-frequency power amplifier is the important component part of electric terminal, electric terminal can be made to get higher radio frequency power output by radio-frequency power amplifier.Wherein, in order to obtain enough large radio frequency power output, by the voltage of real-time regulating power amplifier, to adapt to the change of radio-frequency power amplifier power, the operating efficiency of radio-frequency power amplifier can be improved.Wherein, the higher required voltage of the power of radio-frequency power amplifier is then higher.
Traditional, industry adopts average power to follow the trail of (Average Power Tracking, APT) technology or envelope follow the trail of (Envelope Tracking, ET) technology follows the trail of the changed power of radio-frequency power amplifier, with the voltage of real-time regulating power amplifier, and then improve the operating efficiency of radio-frequency power amplifier.
Wherein, APT technology needs longer time interval reaction power for the demand of voltage, and voltage correction speed is slow, calculates low in energy consumption, effectively can improve the operating efficiency of power amplifier; ET technology can with Velocity Pursuit radiofrequency signal faster and control voltage, and voltage correction speed is fast, calculates the large frequency of power consumption high, efficiently can improve the operating efficiency of power amplifier.
In order to improve voltage correction speed, reduce power consumption, prior art in conjunction with the feature of APT technology and ET technology, by statistical measurement obtain use APT technology and use ET technology time power amplifier efficiency breakover point roughly, and calculate corresponding power breakover point.With this power breakover point for boundary, when power amplifier works in high power, ET technology is adopted to follow the trail of the changed power of radio-frequency power amplifier; When power amplifier works in low-power, APT technology is adopted to follow the trail of the changed power of radio-frequency power amplifier.
But, Problems existing is: the statistics of efficiency breakover point for drawing by experiment in prior art of power amplifier when using APT technology and use ET technology, when being applied to different terminals, add up the optimum efficiency breakover point that the efficiency breakover point obtained is not often the radio-frequency power amplifier of this terminal, therefore, the power breakover point calculated may not be the best power breakover point of the radio-frequency power amplifier of this terminal yet, therefore, the operating efficiency of power amplifier can not effectively be improved.
Summary of the invention
Embodiments of the invention provide a kind of voltage correction method and electric terminal of power amplifier, effectively can improve the operating efficiency of power amplifier.
For achieving the above object, embodiments of the invention adopt following technical scheme:
The first aspect of the embodiment of the present invention, provides a kind of voltage correction method of power amplifier, is applied to electric terminal, and described electric terminal has the power amplifier exported for radio frequency, and described method comprises:
The average power obtaining described power amplifier follows the trail of APT feedback information and envelope tracking ET feedback information;
The first performance number is determined according to described APT feedback information and described ET feedback information;
According to described first performance number, the realtime power in conjunction with described power amplifier requires and realtime power, adopts predetermined power pursive strategy to select APT technology or the voltage of ET technology to described power amplifier to calibrate.
In conjunction with first aspect, in a kind of possible implementation, described APT feedback information comprises: the first power consumption set and the first operating efficiency set;
Wherein, described first power consumption set is the power consumption set of described electric terminal when adopting described APT technology to calibrate the voltage of described power amplifier;
Described first operating efficiency set is after described electric terminal adopts described APT technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier;
Described ET feedback information comprises: the second power consumption set and the second operating efficiency set;
Wherein, described second power consumption set is the power consumption set of described electric terminal when adopting described ET technology to calibrate the voltage of described power amplifier;
Described second operating efficiency set is after described electric terminal adopts described ET technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier.
In conjunction with first aspect and above-mentioned possible implementation, in the implementation that another kind is possible, before the described APT feedback information of the described power amplifier of described acquisition, described method also comprises:
The voltage calibration time interval of described APT technology is shortened according to default adjustment interval;
The described APT feedback information of the described electric terminal of described acquisition, comprising:
The adjusted APT technology of acquisition employing calibrates the power consumption set during voltage of the power amplifier of described electric terminal;
Obtain after adopting adjusted APT technology to calibrate the voltage of the power amplifier of described electric terminal, the operating efficiency set of the power amplifier of described electric terminal.
In conjunction with first aspect and above-mentioned possible implementation, in the implementation that another kind is possible, described electric terminal determines the first performance number according to described APT feedback information and described ET feedback information, comprising:
Obtain the operating efficiency breakover point set in described first operating efficiency set and described second operating efficiency set;
Be integrated in the set of described operating efficiency breakover point according to described first power consumption set and described second power consumption and determine the first efficiency value, described first efficiency value is operating efficiency value least in power-consuming in the set of described operating efficiency breakover point;
When the operating efficiency obtaining described power amplifier is described first efficiency value, the performance number of described power amplifier, described performance number is the first performance number.
In conjunction with first aspect and above-mentioned possible implementation, in the implementation that another kind is possible, according to described first performance number, realtime power in conjunction with described power amplifier requires and realtime power, adopt predetermined power pursive strategy to select APT technology or the voltage of ET technology to described power amplifier to calibrate, comprising:
The realtime power obtaining described power amplifier requires and realtime power;
Determine the magnitude relationship of described power amplifier realtime power and described first performance number;
If described power amplifier realtime power is greater than described first performance number, then the voltage of described ET technology to described power amplifier is selected to calibrate, with the realtime power requirement making the realtime power of described power amplifier meet described power amplifier; Or,
If described power amplifier realtime power is less than described first performance number, the voltage of described APT technology to described power amplifier then selecting the described voltage calibration time interval adjusted is calibrated, with the realtime power requirement making the realtime power of described power amplifier meet described power amplifier.
The second aspect of the embodiment of the present invention, also provides a kind of electric terminal, and described electric terminal has the power amplifier exported for radio frequency, and described electric terminal comprises:
Acquiring unit, the average power for obtaining described power amplifier follows the trail of APT feedback information and envelope follows the trail of ET feedback information;
Determining unit, determines the first performance number for the described APT feedback information that obtains according to described acquiring unit and described ET feedback information;
Alignment unit, for described first performance number determined according to described determining unit, realtime power in conjunction with described power amplifier requires and realtime power, adopts predetermined power pursive strategy to select APT technology or the voltage of ET technology to described power amplifier to calibrate.
In conjunction with second aspect, in a kind of possible implementation, described APT feedback information comprises: the first power consumption set and the first operating efficiency set;
Wherein, described first power consumption set is the power consumption set of described electric terminal when adopting described APT technology to calibrate the voltage of described power amplifier;
Described first operating efficiency set is after described electric terminal adopts described APT technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier;
Described ET feedback information comprises: the second power consumption set and the second operating efficiency set;
Wherein, described second power consumption set is the power consumption set of described electric terminal when adopting described ET technology to calibrate the voltage of described power amplifier;
Described second operating efficiency set is after described electric terminal adopts described ET technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier.
In conjunction with second aspect and above-mentioned possible implementation, in the implementation that another kind is possible, described electric terminal, also comprises:
Adjustment unit, for obtain described power amplifier at described acquiring unit described APT feedback information before, shorten the voltage calibration time interval of described APT technology according to default adjustment interval;
Described acquiring unit, also for obtaining power consumption set when adopting adjusted APT technology to calibrate the voltage of the power amplifier of described electric terminal; Obtain after adopting adjusted APT technology to calibrate the voltage of the power amplifier of described electric terminal, the operating efficiency set of the power amplifier of described electric terminal.
In conjunction with second aspect and above-mentioned possible implementation, in the implementation that another kind is possible, described determining unit, comprising:
First acquisition module, for obtaining the operating efficiency breakover point set in described first operating efficiency set and described second operating efficiency set;
First determination module, be integrated in the set of described operating efficiency breakover point determine the first efficiency value for the described first power consumption set that obtains according to described first acquisition module and described second power consumption, described first efficiency value is operating efficiency value least in power-consuming in the set of described operating efficiency breakover point;
Second acquisition module, for obtain the operating efficiency of described power amplifier be described first determination module determine the first efficiency value time, the performance number of described power amplifier, described performance number is the first performance number.
In conjunction with second aspect and above-mentioned possible implementation, in the implementation that another kind is possible, described alignment unit, comprising:
3rd acquisition module, the realtime power for obtaining described power amplifier requires and realtime power;
Second determination module, for determining the magnitude relationship of the described power amplifier realtime power that described 3rd acquisition module obtains and described first performance number;
Select module, if determine that described power amplifier realtime power is greater than described first performance number for described second determination module, the voltage of described ET technology to described power amplifier is then selected to calibrate, with the realtime power requirement making the realtime power of described power amplifier meet the described power amplifier that described 3rd acquisition module obtains; Or, if described second determination module determines that described power amplifier realtime power is less than described first performance number, the voltage of described APT technology to described power amplifier then selecting the described voltage calibration time interval adjusted is calibrated, with the realtime power requirement making the realtime power of described power amplifier meet the described power amplifier that described 3rd acquisition module obtains.
The voltage correction method of the power amplifier that the embodiment of the present invention provides and electric terminal, the electric terminal with the power amplifier exported for radio frequency can obtain APT feedback information and the ET feedback information of power amplifier; The first performance number is determined according to APT feedback information and ET feedback information; According to the first performance number, the realtime power in conjunction with power amplifier requires and realtime power, adopts predetermined power pursive strategy to select APT technology or the voltage of ET technology to power amplifier to calibrate.With prior art, when calibrating the voltage of the power amplifier of all electric terminals, all obtaining identical power breakover point according to statistics selects powerinjected method technology to compare, the first performance number can be determined according to the operating characteristic of different electric terminal, and require to select corresponding powerinjected method technology in conjunction with the realtime power of this electric terminal, effectively can improve the operating efficiency of power amplifier.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the voltage correction method flow chart of a kind of power amplifier in the embodiment of the present invention 1;
Fig. 2 is the voltage correction method flow chart of a kind of power amplifier in the embodiment of the present invention 2;
Fig. 3 is the composition schematic diagram of a kind of electric terminal in the embodiment of the present invention 3;
Fig. 4 is the composition schematic diagram of the another kind of electric terminal in the embodiment of the present invention 3;
Fig. 5 is the composition schematic diagram of the another kind of electric terminal in the embodiment of the present invention 3;
Fig. 6 is the composition schematic diagram of the another kind of electric terminal in the embodiment of the present invention 3.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In addition, term " system " and " network " are often used interchangeably in this article herein.Term "and/or" herein, being only a kind of incidence relation describing affiliated partner, can there are three kinds of relations in expression, and such as, A and/or B, can represent: individualism A, exists A and B simultaneously, these three kinds of situations of individualism B.In addition, character "/" herein, general expression forward-backward correlation is to the relation liking a kind of "or".
Embodiment 1
The embodiment of the present invention provides a kind of voltage correction method of power amplifier, is applied to electric terminal, and electric terminal has the power amplifier exported for radio frequency, and as shown in Figure 1, the voltage correction method of this power amplifier, comprising:
The average power that S101, electric terminal obtain power amplifier follows the trail of (Average PowerTracking, APT) feedback information and envelope tracking (Envelope Tracking, ET) feedback information.
Concrete, APT feedback information can comprise: the first power consumption set and the first operating efficiency set.
Wherein, power consumption set when the first power consumption set is the voltage of electric terminal employing APT technology calibration power amplifier; First operating efficiency set is after electric terminal adopts the voltage of APT technology calibration power amplifier, the operating efficiency set of power amplifier.
ET feedback information comprises: the second power consumption set and the second operating efficiency set
Wherein, power consumption set when the second power consumption set is the voltage of electric terminal employing ET technology calibration power amplifier; Second operating efficiency set is after electric terminal adopts the voltage of ET technology calibration power amplifier, the operating efficiency set of power amplifier.
Further alternative, in a kind of application scenarios of the embodiment of the present invention, obtain the APT feedback information of electric terminal at electric terminal before, the method for the embodiment of the present invention can also comprise: electric terminal shortens the voltage calibration time interval of APT technology according to default adjustment interval.
In this application scenarios, APT feedback information is that electric terminal adopts the voltage of the power amplifier of the APT technology calibrated electronic terminal after regulating to obtain.
Wherein, the voltage calibration of APT technology is interval greater than voltage calibration time interval of ET technology; The voltage calibration time interval, when being the voltage of the power amplifier adopting APT technology or ET technology calibrated electronic terminal, electric terminal was for reacting the time interval of power amplifier for the demand of voltage of electric terminal.
S102, electric terminal determine the first performance number according to APT feedback information and ET feedback information.
Wherein, the first performance number is electric terminal when adopting the voltage of the power amplifier of APT technology and ET technology calibrated electronic terminal respectively, the performance number of the power breakover point of the power amplifier of electric terminal.
Concrete, according to APT feedback information and ET feedback information, electric terminal determines that the concrete grammar of the first performance number can comprise: electric terminal obtains the operating efficiency breakover point set in the first operating efficiency set and the second operating efficiency set; Be integrated in the set of operating efficiency breakover point according to the first power consumption set and the second power consumption and determine the first efficiency value, the first efficiency value is operating efficiency value least in power-consuming in the set of operating efficiency breakover point; When the operating efficiency of acquisition power amplifier is the first efficiency value, the performance number of power amplifier, performance number is the first performance number.
S103, electric terminal are according to the first performance number, and the realtime power in conjunction with power amplifier requires and realtime power, adopt predetermined power pursive strategy to select APT technology or the voltage of ET technology to power amplifier to calibrate.
Exemplary, electric terminal is according to the first performance number, realtime power in conjunction with power amplifier requires and realtime power, and the concrete grammar adopting predetermined power pursive strategy to select APT technology or the voltage of ET technology to power amplifier to calibrate can comprise: the realtime power that electric terminal obtains power amplifier requires and realtime power; Determine the magnitude relationship of power amplifier realtime power and the first performance number; If power amplifier realtime power is greater than the first performance number, then the voltage of ET technology to power amplifier is selected to calibrate, with the realtime power requirement making the realtime power of power amplifier meet power amplifier; Or if power amplifier realtime power is less than the first performance number, then the voltage of APT technology to power amplifier selecting the voltage calibration time interval adjusted is calibrated, with the realtime power requirement making the realtime power of power amplifier meet power amplifier.
The voltage correction method of the power amplifier that the embodiment of the present invention provides, the electric terminal with the power amplifier exported for radio frequency can obtain APT feedback information and the ET feedback information of power amplifier; The first performance number is determined according to APT feedback information and ET feedback information; According to the first performance number, the realtime power in conjunction with power amplifier requires and realtime power, adopts predetermined power pursive strategy to select APT technology or the voltage of ET technology to power amplifier to calibrate.With prior art, when calibrating the voltage of the power amplifier of all electric terminals, all obtaining identical power breakover point according to statistics selects powerinjected method technology to compare, the first performance number can be determined according to the operating characteristic of different electric terminal, and require to select corresponding powerinjected method technology in conjunction with the realtime power of this electric terminal, effectively can improve the operating efficiency of power amplifier.
Embodiment 2
The embodiment of the present invention provides a kind of voltage correction method of power amplifier, is applied to electric terminal, and electric terminal has the power amplifier exported for radio frequency, and as shown in Figure 2, the voltage correction method of this power amplifier, comprising:
S201, electric terminal shorten the voltage calibration time interval of APT technology according to default adjustment interval.
Wherein, when the voltage calibration time interval is the voltage adopting APT technology or ET technology calibrated electronic terminal internal power amplifier, electric terminal is for reacting the time interval of power amplifier for voltage requirements of electric terminal.
Exemplary, APT technology needs longer time interval reaction power for the demand of voltage, namely the voltage calibration time interval of APT technology is longer, voltage correction speed is slower, but the calculating that employing APT technology carries out voltage calibration is low in energy consumption, effectively can improve the operating efficiency of power amplifier; ET technology can with Velocity Pursuit radiofrequency signal faster and control voltage, namely the voltage calibration time interval of ET technology is shorter, voltage correction speed is fast, but the large frequency of calculating power consumption that employing ET technology carries out voltage calibration is high, efficiently can improve the operating efficiency of power amplifier.
It should be noted that, S201 is optional, and wherein, because the voltage calibration of APT technology is interval greater than voltage calibration time interval of ET technology, therefore, electric terminal can regulate the voltage calibration time interval of APT technology.Concrete, electric terminal can shorten the voltage calibration time interval of APT technology according to default adjustment interval, to reduce the time difference between the voltage calibration time interval of APT technology and the voltage calibration time interval of ET technology, and then can improve when adopting APT technology and ET technology to carry out voltage calibration, the flatness of the efficiency change of the power amplifier of electric terminal.
S202, electric terminal obtain the power consumption set during voltage of the power amplifier adopting adjusted APT technology calibrated electronic terminal, i.e. the first power consumption set.
Wherein, the first power consumption set can for power consumption set when electric terminal adopts the voltage of adjusted APT technology calibration power amplifier.When can comprise the voltage adopting adjusted APT technology calibration power amplifier in the first power consumption set, the power consumption number of different time sections.
After S203, electric terminal obtain the voltage of the power amplifier adopting adjusted APT technology calibrated electronic terminal, the operating efficiency set of the power amplifier of electric terminal, i.e. the first operating efficiency set.
Wherein, the first operating efficiency set can for after electric terminal adopts the voltage of adjusted APT technology calibration power amplifier, the operating efficiency set of power amplifier.
S204, electric terminal obtain the ET feedback information of electric terminal, and ET feedback information comprises: the second power consumption set and the second operating efficiency set.
Wherein, power consumption set when the second power consumption set is the voltage of electric terminal employing ET technology calibration power amplifier; Second operating efficiency set is after electric terminal adopts the voltage of ET technology calibration power amplifier, the operating efficiency set of power amplifier.
It should be noted that, first can perform S201-S203 in the present embodiment, then perform S204; Also first can perform S204, then perform S201-S203; Also can perform S201-S203 and S204 simultaneously.The embodiment of the present invention does not limit the sequencing that S201-S203 and S204 performs.
S205, electric terminal obtain the operating efficiency breakover point set in the first operating efficiency set and the second operating efficiency set.
Wherein, comprise at least one operating efficiency value in the set of operating efficiency breakover point, and all working efficiency value comprised in the set of operating efficiency breakover point is the value of operating efficiency breakover point when adopting adjusted APT technology and ET technology to calibrate the voltage of power amplifier respectively.
Concrete, electric terminal can in conjunction with the first power consumption set and the second power consumption set, in the first operating efficiency with the second operating efficiency, determine that value that relative operating efficiency is the highest is as efficiency breakover point (i.e. the first efficiency value), to ensure that employing first efficiency value is as Critical Efficiency value (i.e. efficiency breakover point), adopt the power consumption spent by voltage of the power amplifier of adjusted APT technology or ET technology calibrated electronic terminal relatively minimum respectively, improve the operating efficiency of power amplifier.
S206, electric terminal are integrated in the set of operating efficiency breakover point according to the first power consumption set and the second power consumption determines the first efficiency value, and the first efficiency value is operating efficiency value least in power-consuming in the set of operating efficiency breakover point.
Wherein, electric terminal can contrast the operating efficiency value in the set of operating efficiency breakover point, using operating efficiency value minimum for the efficiency value in the set of operating efficiency breakover point as the first efficiency value.
When the operating efficiency of S207, electric terminal acquisition power amplifier is the first efficiency value, the performance number of power amplifier, performance number is the first performance number.
Wherein, electric terminal is after determining the first efficiency value, can power consumption, operating efficiency etc. corresponding to the first efficiency calculate when the operating efficiency of the power amplifier of electric terminal is the first efficiency value, the performance number of the power amplifier of electric terminal, i.e. the first performance number.
It should be noted that, during owing to adopting the power amplifier voltage of adjusted APT technology or ET technology calibrated electronic terminal, determine that employing first efficiency value is as Critical Efficiency value, adopt the power consumption spent by voltage of the power amplifier of APT technology or ET technology calibrated electronic terminal relatively minimum respectively, therefore, if electric terminal adopts the first performance number calculated according to the first efficiency value as critical power value, i.e. power breakover point, adopt the voltage of the power amplifier of adjusted APT technology or ET technology calibrated electronic terminal respectively, under lower power consumption, then can complete the calibration of the voltage of the power amplifier to electric terminal fast, the operating efficiency of power amplifier can be improved.
Concrete, electric terminal can determine the power amplifier realtime power of electric terminal and the magnitude relationship of the first performance number, when the power amplifier realtime power of electric terminal determination electric terminal is greater than the first performance number, the voltage of ET technology to the power amplifier of electric terminal is selected to calibrate; When the power amplifier realtime power of electric terminal determination electric terminal is less than the first performance number, the adjusted voltage of APT technology to the power amplifier of electric terminal is selected to calibrate.The method of the concrete embodiment of the present invention can also comprise S208-S211:
The realtime power that S208, electric terminal obtain power amplifier requires and realtime power.
Wherein, the realtime power of the power amplifier of electric terminal requires the realtime power required for the current normal work of power amplifier of this electric terminal, and the realtime power of the power amplifier of electric terminal is the current operating power of the power amplifier of this electric terminal.
The magnitude relationship of S209, electric terminal determination power amplifier realtime power and the first performance number.
Concrete, the power amplifier realtime power value of electric terminal and the first performance number can compare by electric terminal, if the realtime power of the power amplifier of electric terminal determination electric terminal is greater than the first performance number, then perform S210; If the realtime power of the power amplifier of electric terminal determination electric terminal is less than the first performance number, then perform S211.
S210, electric terminal select the voltage of ET technology to power amplifier to calibrate, and with the realtime power requirement making the realtime power of power amplifier meet power amplifier, terminate.
Wherein, can with the demand of the realtime power of the power amplifier of less time interval fast reaction electric terminal for voltage owing to adopting ET technology to carry out calibration to the voltage of the power amplifier of electric terminal, and quick adjustment voltage, but the calculating power consumption of ET technology is larger, therefore can, when the power amplifier realtime power of electric terminal determination electric terminal is greater than the first performance number, the voltage of this technology to the power amplifier of electric terminal be selected to calibrate.
The voltage of APT technology to power amplifier that S211, electric terminal select the voltage calibration time interval adjusted is calibrated, and with the realtime power requirement making the realtime power of power amplifier meet power amplifier, terminates.
Wherein, can with the demand of the realtime power of the power amplifier of larger time interval fast reaction electric terminal for voltage owing to adopting adjusted APT technology to carry out calibration to the voltage of the power amplifier of electric terminal, and voltage-regulation speed is slower, but the calculating power consumption of adjusted APT technology is less, therefore can when the power amplifier realtime power of electric terminal determination electric terminal be less than the first performance number, select the voltage of this technology to the power amplifier of electric terminal to calibrate, voltage calibration power consumption can be reduced.
The voltage correction method of the power amplifier that the embodiment of the present invention provides, the electric terminal with the power amplifier exported for radio frequency can obtain APT feedback information and the ET feedback information of power amplifier; The first performance number is determined according to APT feedback information and ET feedback information; According to the first performance number, the realtime power in conjunction with power amplifier requires and realtime power, adopts predetermined power pursive strategy to select APT technology or the voltage of ET technology to power amplifier to calibrate.With prior art, when calibrating the voltage of the power amplifier of all electric terminals, all obtaining identical power breakover point according to statistics selects powerinjected method technology to compare, the first performance number can be determined according to the operating characteristic of different electric terminal, and require to select corresponding powerinjected method technology in conjunction with the realtime power of this electric terminal, effectively can improve the operating efficiency of power amplifier.
Embodiment 3
The embodiment of the present invention provides a kind of electric terminal, and as shown in Figure 3, described electric terminal has the power amplifier exported for radio frequency, and described electric terminal, comprising: acquiring unit 31, determining unit 32 and alignment unit 33.
Acquiring unit 31, the average power for obtaining described power amplifier follows the trail of APT feedback information and envelope follows the trail of ET feedback information.
Determining unit 32, determines the first performance number for the described APT feedback information that obtains according to described acquiring unit 31 and described ET feedback information.
Alignment unit 33, for described first performance number determined according to described determining unit 32, realtime power in conjunction with described power amplifier requires and realtime power, adopts predetermined power pursive strategy to select APT technology or the voltage of ET technology to described power amplifier to calibrate.
Further, described APT feedback information comprises: the first power consumption set and the first operating efficiency set; Wherein, described first power consumption set is the power consumption set of described electric terminal when adopting described APT technology to calibrate the voltage of described power amplifier.
Described first operating efficiency set is after described electric terminal adopts described APT technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier.
Described ET feedback information comprises: the second power consumption set and the second operating efficiency set; Wherein, described second power consumption set is the power consumption set of described electric terminal when adopting described ET technology to calibrate the voltage of described power amplifier.
Described second operating efficiency set is after described electric terminal adopts described ET technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier.
Further, as shown in Figure 4, described electric terminal, also comprises: adjustment unit 34.
Adjustment unit 34, for obtain described power amplifier at described acquiring unit 31 described APT feedback information before, shorten the voltage calibration time interval of described APT technology according to default adjustment interval.
Described acquiring unit 31, also for obtaining power consumption set when adopting adjusted APT technology to calibrate the voltage of the power amplifier of described electric terminal; Obtain after adopting adjusted APT technology to calibrate the voltage of the power amplifier of described electric terminal, the operating efficiency set of the power amplifier of described electric terminal.
Further, as shown in Figure 5, described determining unit 32, comprising: the first acquisition module 321, first determination module 322 and the second acquisition module 323.
First acquisition module 321, for obtaining the operating efficiency breakover point set in described first operating efficiency set and described second operating efficiency set.
First determination module 322, be integrated in the set of described operating efficiency breakover point determine the first efficiency value for the described first power consumption set that obtains according to described first acquisition module 321 and described second power consumption, described first efficiency value is operating efficiency value least in power-consuming in the set of described operating efficiency breakover point.
Second acquisition module 323, for obtain the operating efficiency of described power amplifier be described first determination module 322 determine the first efficiency value time, the performance number of described power amplifier, described performance number is the first performance number.
Further, as shown in Figure 6, described alignment unit 33, comprising: the 3rd acquisition module 331, second determination module 332 and selection module 333.
3rd acquisition module 331, the realtime power for obtaining described power amplifier requires and realtime power.
Second determination module 332, for determining the magnitude relationship of the described power amplifier realtime power that described 3rd acquisition module 331 obtains and described first performance number.
Select module 333, if determine that described power amplifier realtime power is greater than described first performance number for described second determination module 332, the voltage of described ET technology to described power amplifier is then selected to calibrate, with the realtime power requirement making the realtime power of described power amplifier meet the described power amplifier that described 3rd acquisition module 331 obtains; Or, if described second determination module 332 determines that described power amplifier realtime power is less than described first performance number, the voltage of described APT technology to described power amplifier then selecting the described voltage calibration time interval adjusted is calibrated, with the realtime power requirement making the realtime power of described power amplifier meet the described power amplifier that described 3rd acquisition module 331 obtains.
It should be noted that, in the electric terminal that the embodiment of the present invention provides, the specific descriptions of part functional module can corresponding content in reference method embodiment, and the present embodiment is no longer described in detail here.
The electric terminal that the embodiment of the present invention provides, has the power amplifier exported for radio frequency, can obtain APT feedback information and the ET feedback information of power amplifier; The first performance number is determined according to APT feedback information and ET feedback information; According to the first performance number, the realtime power in conjunction with power amplifier requires and realtime power, adopts predetermined power pursive strategy to select APT technology or the voltage of ET technology to power amplifier to calibrate.With prior art, when calibrating the voltage of the power amplifier of all electric terminals, all obtaining identical power breakover point according to statistics selects powerinjected method technology to compare, the first performance number can be determined according to the operating characteristic of different electric terminal, and require to select corresponding powerinjected method technology in conjunction with the realtime power of this electric terminal, effectively can improve the operating efficiency of power amplifier.
Through the above description of the embodiments, those skilled in the art can be well understood to, for convenience and simplicity of description, only be illustrated with the division of above-mentioned each functional module, in practical application, can distribute as required and by above-mentioned functions and be completed by different functional modules, the internal structure by device is divided into different functional modules, to complete all or part of function described above.The system of foregoing description, the specific works process of device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described module or unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) or processor (processor) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (10)
1. a voltage correction method for power amplifier, is characterized in that, is applied to electric terminal, and described electric terminal has the power amplifier exported for radio frequency, and described method comprises:
The average power obtaining described power amplifier follows the trail of APT feedback information and envelope tracking ET feedback information;
The first performance number is determined according to described APT feedback information and described ET feedback information;
According to described first performance number, the realtime power in conjunction with described power amplifier requires and realtime power, adopts predetermined power pursive strategy to select APT technology or the voltage of ET technology to described power amplifier to calibrate.
2. the voltage correction method of power amplifier according to claim 1, is characterized in that, described APT feedback information comprises: the first power consumption set and the first operating efficiency set;
Wherein, described first power consumption set is the power consumption set of described electric terminal when adopting described APT technology to calibrate the voltage of described power amplifier;
Described first operating efficiency set is after described electric terminal adopts described APT technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier;
Described ET feedback information comprises: the second power consumption set and the second operating efficiency set;
Wherein, described second power consumption set is the power consumption set of described electric terminal when adopting described ET technology to calibrate the voltage of described power amplifier;
Described second operating efficiency set is after described electric terminal adopts described ET technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier.
3. the voltage correction method of power amplifier according to claim 1 and 2, is characterized in that, before the described APT feedback information of the described power amplifier of described acquisition, described method also comprises:
The voltage calibration time interval of described APT technology is shortened according to default adjustment interval;
The described APT feedback information of the described electric terminal of described acquisition, comprising:
The adjusted APT technology of acquisition employing calibrates the power consumption set during voltage of the power amplifier of described electric terminal;
Obtain after adopting adjusted APT technology to calibrate the voltage of the power amplifier of described electric terminal, the operating efficiency set of the power amplifier of described electric terminal.
4. the voltage correction method of power amplifier according to claim 2, is characterized in that, described electric terminal determines the first performance number according to described APT feedback information and described ET feedback information, comprising:
Obtain the operating efficiency breakover point set in described first operating efficiency set and described second operating efficiency set;
Be integrated in the set of described operating efficiency breakover point according to described first power consumption set and described second power consumption and determine the first efficiency value, described first efficiency value is operating efficiency value least in power-consuming in the set of described operating efficiency breakover point;
When the operating efficiency obtaining described power amplifier is described first efficiency value, the performance number of described power amplifier, described performance number is the first performance number.
5. the voltage correction method of the power amplifier according to claim 1 or 3, it is characterized in that, according to described first performance number, realtime power in conjunction with described power amplifier requires and realtime power, adopt predetermined power pursive strategy to select APT technology or the voltage of ET technology to described power amplifier to calibrate, comprising:
The realtime power obtaining described power amplifier requires and realtime power;
Determine the magnitude relationship of described power amplifier realtime power and described first performance number;
If described power amplifier realtime power is greater than described first performance number, then the voltage of described ET technology to described power amplifier is selected to calibrate, with the realtime power requirement making the realtime power of described power amplifier meet described power amplifier; Or,
If described power amplifier realtime power is less than described first performance number, the voltage of described APT technology to described power amplifier then selecting the described voltage calibration time interval adjusted is calibrated, with the realtime power requirement making the realtime power of described power amplifier meet described power amplifier.
6. an electric terminal, is characterized in that, described electric terminal has the power amplifier exported for radio frequency, and described electric terminal comprises:
Acquiring unit, the average power for obtaining described power amplifier follows the trail of APT feedback information and envelope follows the trail of ET feedback information;
Determining unit, determines the first performance number for the described APT feedback information that obtains according to described acquiring unit and described ET feedback information;
Alignment unit, for described first performance number determined according to described determining unit, realtime power in conjunction with described power amplifier requires and realtime power, adopts predetermined power pursive strategy to select APT technology or the voltage of ET technology to described power amplifier to calibrate.
7. electric terminal according to claim 6, is characterized in that, described APT feedback information comprises: the first power consumption set and the first operating efficiency set;
Wherein, described first power consumption set is the power consumption set of described electric terminal when adopting described APT technology to calibrate the voltage of described power amplifier;
Described first operating efficiency set is after described electric terminal adopts described APT technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier;
Described ET feedback information comprises: the second power consumption set and the second operating efficiency set;
Wherein, described second power consumption set is the power consumption set of described electric terminal when adopting described ET technology to calibrate the voltage of described power amplifier;
Described second operating efficiency set is after described electric terminal adopts described ET technology to calibrate the voltage of described power amplifier, the operating efficiency set of described power amplifier.
8. the electric terminal according to claim 6 or 7, is characterized in that, also comprises:
Adjustment unit, for obtain described power amplifier at described acquiring unit described APT feedback information before, shorten the voltage calibration time interval of described APT technology according to default adjustment interval;
Described acquiring unit, also for obtaining power consumption set when adopting adjusted APT technology to calibrate the voltage of the power amplifier of described electric terminal; Obtain after adopting adjusted APT technology to calibrate the voltage of the power amplifier of described electric terminal, the operating efficiency set of the power amplifier of described electric terminal.
9. electric terminal according to claim 7, is characterized in that, described determining unit, comprising:
First acquisition module, for obtaining the operating efficiency breakover point set in described first operating efficiency set and described second operating efficiency set;
First determination module, be integrated in the set of described operating efficiency breakover point determine the first efficiency value for the described first power consumption set that obtains according to described first acquisition module and described second power consumption, described first efficiency value is operating efficiency value least in power-consuming in the set of described operating efficiency breakover point;
Second acquisition module, for obtain the operating efficiency of described power amplifier be described first determination module determine the first efficiency value time, the performance number of described power amplifier, described performance number is the first performance number.
10. the electric terminal according to claim 6 or 8, is characterized in that, described alignment unit, comprising:
3rd acquisition module, the realtime power for obtaining described power amplifier requires and realtime power;
Second determination module, for determining the magnitude relationship of the described power amplifier realtime power that described 3rd acquisition module obtains and described first performance number;
Select module, if determine that described power amplifier realtime power is greater than described first performance number for described second determination module, the voltage of described ET technology to described power amplifier is then selected to calibrate, with the realtime power requirement making the realtime power of described power amplifier meet the described power amplifier that described 3rd acquisition module obtains; Or, if described second determination module determines that described power amplifier realtime power is less than described first performance number, the voltage of described APT technology to described power amplifier then selecting the described voltage calibration time interval adjusted is calibrated, with the realtime power requirement making the realtime power of described power amplifier meet the described power amplifier that described 3rd acquisition module obtains.
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| CN201310421686.7A CN104467701B (en) | 2013-09-16 | 2013-09-16 | A kind of voltage correction method and electric terminal of power amplifier |
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| CN104467701B CN104467701B (en) | 2018-12-14 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105577201A (en) * | 2015-12-15 | 2016-05-11 | 上海斐讯数据通信技术有限公司 | Transmitting power locking circuit, method and system |
| CN106257830A (en) * | 2015-06-16 | 2016-12-28 | 株式会社村田制作所 | Power amplifier module |
| CN106549564A (en) * | 2015-09-18 | 2017-03-29 | 三星电子株式会社 | Power amplification device with supply modulation and method |
| CN108390683A (en) * | 2018-03-22 | 2018-08-10 | 广东小天才科技有限公司 | A kind of method for transmitting signals and signal circuit |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130141063A1 (en) * | 2011-12-01 | 2013-06-06 | Rf Micro Devices, Inc. | Multiple mode rf power converter |
| US20130238913A1 (en) * | 2012-03-08 | 2013-09-12 | Shih-Chao Huang | Apparatus and method for power management |
-
2013
- 2013-09-16 CN CN201310421686.7A patent/CN104467701B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130141063A1 (en) * | 2011-12-01 | 2013-06-06 | Rf Micro Devices, Inc. | Multiple mode rf power converter |
| US20130238913A1 (en) * | 2012-03-08 | 2013-09-12 | Shih-Chao Huang | Apparatus and method for power management |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106257830A (en) * | 2015-06-16 | 2016-12-28 | 株式会社村田制作所 | Power amplifier module |
| CN106549564A (en) * | 2015-09-18 | 2017-03-29 | 三星电子株式会社 | Power amplification device with supply modulation and method |
| US10491161B2 (en) | 2015-09-18 | 2019-11-26 | Samsung Electronics Co., Ltd | Apparatus for and method of a supply modulator for a power amplifier |
| CN106549564B (en) * | 2015-09-18 | 2020-03-17 | 三星电子株式会社 | Power amplifying apparatus and method with supply modulation |
| CN105577201A (en) * | 2015-12-15 | 2016-05-11 | 上海斐讯数据通信技术有限公司 | Transmitting power locking circuit, method and system |
| CN105577201B (en) * | 2015-12-15 | 2018-07-17 | 上海斐讯数据通信技术有限公司 | A kind of lock-in circuit of transmission power, method and system |
| CN108390683A (en) * | 2018-03-22 | 2018-08-10 | 广东小天才科技有限公司 | A kind of method for transmitting signals and signal circuit |
| CN108390683B (en) * | 2018-03-22 | 2020-10-16 | 广东小天才科技有限公司 | Signal transmission method and signal transmission circuit |
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|---|---|
| CN104467701B (en) | 2018-12-14 |
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