CN101552629B - Method as well as device and system for adjusting working voltage of multi-carrier power amplifier - Google Patents
Method as well as device and system for adjusting working voltage of multi-carrier power amplifier Download PDFInfo
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- CN101552629B CN101552629B CN200810103249XA CN200810103249A CN101552629B CN 101552629 B CN101552629 B CN 101552629B CN 200810103249X A CN200810103249X A CN 200810103249XA CN 200810103249 A CN200810103249 A CN 200810103249A CN 101552629 B CN101552629 B CN 101552629B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a method for adjusting the working voltage of a multi-carrier power amplifier, which comprises the following steps: counting the telephone traffic within the extent of jurisdiction of the multi-carrier power amplifier in a latest period of time according to a preset time interval; determining the working voltage required by the multi-carrier power amplifier for bearing the telephone traffic according to a preset configuration file, wherein the configuration file comprises a corresponding relation between a telephone traffic value and a working voltage threshold value; and adjusting the currently used working voltage of the multi-carrier power amplifier according the determined working voltage, thus, the working voltage of the multi-carrier power amplifier can be dynamically adjusted according to the change of the telephone traffic so as to ensure that an obvious difference value cannot appear between the currently used working voltage of the multi-carrier power amplifier and output signal peak value voltage so as to greatly reduce the power loss, improve the power efficiency of the multi-carrier power amplifier, further save the electric energy to a large degree and avoid the resource waste. The invention simultaneously discloses an adjustment device, a multi-carrier base station and a communication system.
Description
Technical field
The present invention relates to the communications field, particularly a kind of method, Apparatus and system of adjusting the multi-carrier power amplifier operating voltage.
Background technology
Along with the continuous development of mobile communication technology, mobile subscriber's quantity is increasing sharply, and the telephone traffic in the GSM (like gsm system, WCDMA system, CDMA 2000 systems etc.) in each cellular cell also goes up thereupon significantly.In the bigger cellular cell of telephone traffic, the capacity of single carrier base station can not satisfy communication requirement, so Multi-Carrier basestation is applied in the GSM.Multi-Carrier basestation carries out multi-carrier modulation in base band, and the power amplifier through inside carries out radio-frequency power to multi-carrier signal and amplifies.
Generally, mobile subscriber's social activities has certain rules property, and so, the different periods of telephone traffic in one day in the Multi-Carrier basestation coverage will produce very big fluctuation.For improving the utilance of frequency resource; The carrier number that base station controller (BSC) is distributed to Multi-Carrier basestation also can change along with the variation of telephone traffic, and then makes the power output of the power amplifier (being called multi-carrier power amplifier) that Multi-Carrier basestation is inner produce very big fluctuation.Under the prior art, multi-carrier power amplifier uses fixing operating voltage, and this fixing operating voltage is based on the demand configuration of maximum telephone traffic (being maximum carrier number), can not change along with the variation of telephone traffic; So, when the live traffice amount was lower than maximum telephone traffic, the operating voltage of multi-carrier power amplifier will manifest with the difference of output signal peak voltage; Like this; Just cause power loss to a certain extent, reduced the power efficiency of multi-carrier power amplifier, and then caused waste of energy to a great extent.
Summary of the invention
The embodiment of the invention provides a kind of method, Apparatus and system of adjusting the multi-carrier power amplifier operating voltage, in order to when Multi-Carrier basestation is worked, reduces the power loss of its internal power amplifier.
Concrete technical scheme provided by the invention is following:
A kind of method of adjusting the multi-carrier power amplifier operating voltage comprises step:
Count the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency according to the preset time interval;
Confirm that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use, said configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value;
Operating voltage according to confirming is adjusted the operating voltage of the current use of multi-carrier power amplifier.
A kind of adjusting device comprises:
Memory cell is used to store preset configuration file, and this configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value;
Statistic unit is used for counting according to the preset time interval telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency;
Processing unit is used for confirming that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use;
Control unit is used for according to the operating voltage of confirming the operating voltage of the current use of multi-carrier power amplifier being adjusted.
A kind of Multi-Carrier basestation comprises:
Multi-carrier power amplifier is used for that the multi-carrier signal that receives is carried out radio-frequency power and amplifies;
Adjusting device; Be used for counting the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency according to the preset time interval; And confirm that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use, and the operating voltage of the current use of multi-carrier power amplifier is adjusted according to the operating voltage of confirming; Wherein
Said configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value.
A kind of communication system comprises:
Multi-Carrier basestation is used to receive multi-carrier signal, and through the multi-carrier power amplifier of inside said multi-carrier signal is carried out the radio frequency amplification;
Adjusting device; Count the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency according to the preset time interval; And confirm that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use, and the operating voltage of the current use of multi-carrier power amplifier is adjusted according to the operating voltage of confirming; Wherein, said configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value.
In the embodiment of the invention; Adjusting device is according to the telephone traffic of a nearest period in the preset time interval statistics multi-carrier power amplifier compass of competency; And confirm that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use, and the operating voltage of the current use of multi-carrier power amplifier is adjusted according to the operating voltage of confirming; Like this; Just can come the dynamically operating voltage of adjustment multi-carrier power amplifier according to the variation of telephone traffic; Make it can adopt higher operating voltage that multi-carrier signal is carried out radio frequency and amplify, then adopt lower operating voltage that multi-carrier signal is carried out radio frequency at professional idle period and amplify at busy traffic period; Thereby make between presently used operating voltage of multi-carrier power amplifier and the output signal peak voltage and significantly difference can not occur; Reduced power loss significantly; Improve the power efficiency of multi-carrier power amplifier, and then saved electric energy to a great extent, avoided the wasting of resources.
Description of drawings
Fig. 1 is the supply power mode sketch map of multi-carrier power amplifier in the prior art of the present invention;
Fig. 2 is the corresponding relation sketch map of operating voltage and telephone traffic in the embodiment of the invention;
Fig. 3 is a multi-carrier power amplifier operating voltage adjusting device structural representation in the embodiment of the invention;
Fig. 4 A-Fig. 4 C is the method to set up sketch map of embodiment of the invention middle regulator;
Fig. 5 adjusts flow chart according to telephone traffic to the operating voltage of multi-carrier power amplifier in the embodiment of the invention;
Fig. 6 is for comprising the Multi-Carrier basestation structural representation of adjusting device in the embodiment of the invention.
Embodiment
In the cell mobile communication systems (like gsm system, 3G system) that adopts Multi-Carrier basestation; For when Multi-Carrier basestation is worked; Reduce the power loss of its internal power amplifier (below be called multi-carrier power amplifier); During the present invention implements, count the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency according to the preset time interval; Confirm that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use, said configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value; Operating voltage according to confirming is adjusted the operating voltage of the current use of multi-carrier power amplifier.
In practical application, because the coverage of Multi-Carrier basestation is normally fixing, in order to cover identical scope; The power approximately constant of each carrier wave that Multi-Carrier basestation uses equates; Therefore, in the present embodiment, set power output uniform distribution on a plurality of carrier waves that multi-carrier power amplifier uses.
So; Accordingly; In the present embodiment, setting the telephone traffic that a carrier wave can support is A Ireland, and setting the telephone traffic that belongs to the last period (comparing with the current period) that BSC counts is S Ireland; Then for supporting the Hibernian telephone traffic of S; The number N of Multi-Carrier basestation emission carrier wave is formula (1), wherein, and " rounding operation symbol in
expression.
Then, the power output with multi-carrier power amplifier is set at P
Out, be P with the power setting of each carrier wave in the signal of multi-carrier power amplifier emission
c, then the uniform distribution on a plurality of carrier waves of the power output of multi-carrier power amplifier is expressed as formula (2):
P
Out=NP
cFormula (2)
And, the power efficiency of multi-carrier power amplifier is set at η, the dc power of multi-carrier power amplifier is set at P
DC, P then
OutCan also be expressed as formula (3):
P
Out=η P
DCFormula (3)
Consult shown in Figure 1ly, the dc power of multi-carrier power amplifier also can be expressed as formula (4), wherein, and I
DQBe the quiescent current of multi-carrier power amplifier:
P
DC=V
BatI
DQFormula (4)
At last, can get formula (5) in conjunction with formula (1)-(4):
Because the efficient of power amplifier is mainly by the quiescent point decision, also promptly by the bias voltage V of grid
GDecision, therefore, when only adjusting operating voltage V
Bat, and do not change gate bias voltage V
GThe time, the efficiency eta of power amplifier can be thought constant.Because the quiescent current I of multi-carrier power amplifier
DQAlso, obviously, only adjust operating voltage V mainly by the grid voltage decision
BatThe time, quiescent current I
DQAlso approximate is constant.Therefore, when only adjusting the operating voltage of multi-carrier power amplifier, in the formula (5)
Be approximately steady state value, and operating voltage V
BatWith
Be approximated to proportional relationship, consult shown in Figure 2, in the present embodiment, operating voltage V
BatPresent ladder rising relation, i.e. operating voltage V with telephone traffic S
BatEach span of each threshold value and telephone traffic S between have relation one to one.
According to top corresponding relation, the base station controller in the system just can adopt relative measures to adjust the operating voltage V of multi-carrier power amplifier according to telephone traffic S so
Bat
Be example below with the gsm system and combine accompanying drawing that the preferred embodiment of the present invention is elaborated.
The adjusting device 30 that is used to adjust the Multi-Carrier Power Amplifier operating voltage comprises memory cell 300, statistic unit 301, processing unit 302 and control unit 302.
In practical application, the configuration parameter of Multi-Carrier basestation comprises gate bias voltage V
G, the efficiency eta of multi-carrier power amplifier, the quiescent current I of multi-carrier power amplifier
DQ, the power P of each carrier wave that Multi-Carrier basestation uses
c, the telephone traffic A that each carrier wave can be supported.These 5 configuration parameters all can leave it in memory cell 300 of adjusting device 30 in through measuring or calculating when Multi-Carrier basestation is disposed for the first time then.Owing in the Multi-Carrier basestation running, only change the operating voltage V of multi-carrier power amplifier
Bat, therefore, above-mentioned 5 configuration parameter approximately constants are constant, if because the needs of the network operation are revised these 5 configuration parameters on the Multi-Carrier basestation, then need the corresponding contents of preserving in the adjusting device 30 be upgraded synchronously.
After having confirmed above-mentioned 5 configuration parameters, adjusting device 30 just can be according to formula (5)
Draw out Fig. 2, thereby set up file 1, wherein comprised telephone traffic S threshold value set S1, S2, S3, S4, S5 ... And operating voltage V
BatThreshold value set V1, V2, V3, V4, V5 ...; Certainly; Also can draw out Fig. 2 according to 5 configuration parameters and the formula (5) of Multi-Carrier basestation by other devices; Thereby obtain file 1, then file 1 is kept in the adjusting device 30, perhaps be kept in other storage mediums; Therefrom obtain again when adjusting device 30 needs to use by the time, repeat no more at this.
Based on foregoing description, in practical application, each functional unit that above-mentioned adjusting device 30 comprises has multiple allocation method, for example:
1, all functions unit is placed in Multi-Carrier basestation inside fully.
Consult shown in Fig. 4 A, in the present embodiment, a Multi-Carrier basestation comprises adjusting device 30 and multi-carrier power amplifier 31; Wherein, multi-carrier power amplifier 31 is used for the multi-carrier signal that receives is carried out the radio-frequency power amplification; And adjusting device 30 is used for counting according to the preset time interval telephone traffic S of a nearest period in multi-carrier power amplifier 31 compasss of competency
i, and according to preset file 1 definite multi-carrier power amplifier 31 traffic carried S
iThe operating voltage V that needs use
Bat, and according to the operating voltage V that confirms
BatOperating voltage to multi-carrier power amplifier 31 current uses is adjusted.
2, whole adjusting device 30 is arranged as independent functional entity.
Consult shown in Fig. 4 B, in the present embodiment, gsm system comprises adjusting device 30 and the Multi-Carrier basestation that comprises multi-carrier power amplifier 31; Wherein, Multi-Carrier basestation is used to receive multi-carrier signal, and carries out the radio frequency amplification through 31 pairs of receptions of multi-carrier power amplifier multi-carrier signal of inside; And adjusting device 30 is used for counting according to the preset time interval telephone traffic S of a nearest period in multi-carrier power amplifier 31 compasss of competency
i, and according to preset file 1 definite multi-carrier power amplifier 31 traffic carried S
iThe operating voltage V that needs use
Bat, and according to the operating voltage V that confirms
BatOperating voltage to multi-carrier power amplifier 31 current uses is adjusted.
3, the part of functions unit is placed in the base station controller (BSC), and another part functional unit is placed in the Multi-Carrier basestation.
Consult shown in Fig. 4 C, in the present embodiment, the effect that each functional unit played and its effect of in above-mentioned several kinds of modes, mentioning that are placed on respectively in BSC and the Multi-Carrier basestation are similar, repeat no more at this.
Based on the said system framework, be that example is introduced with the 1st kind of allocation method below, in the present embodiment, adjusting device 30 is regularly added up the telephone traffic S of last period according to the preset time interval
i, so, consult shown in Figure 5ly, obtaining the telephone traffic S of a nearest period
iAfter, adjusting device 30 is according to this telephone traffic S
iOperating voltage V to multi-carrier power amplifier 31
BatThe detailed process of adjusting is following:
Step 500: adjusting device 30 obtains file 1, and the telephone traffic S of the nearest period that will confirm
iCompare with each element in the S threshold value set that comprises in the file 1, obtain telephone traffic S
iSpan, for example, S
2≤S
i＜S
3
Step 510: adjusting device 30 is according to S
iSpan and file 1 in the corresponding relation as shown in Figure 2 that comprises, confirm multi-carrier power amplifier 31 traffic carried S
iThe operating voltage V of required use
Bat, in the present embodiment, V
Bat=V
3
As shown in Figure 2, work as S
iValue when being critical value, for example, S
i=S
2, the V that it is corresponding
BatValue have two, be respectively V
2And V
3, at this moment, adjusting device 30 can be confirmed V according to preset condition
BatFinal value, in the present embodiment, adjusting device 30 is selected the high V of magnitude of voltage
3As V
BatFinal value.
Step 520: the adjusting device 30 multi-carrier power amplifier 31 employed operating voltages that Multi-Carrier basestation is inner are adjusted into V
3
Consult shown in Figure 6ly, in a kind of practical application, the control unit 303 of adjusting device 30 can be controlled the operating voltage that pressurizer (for example, linear voltage regulator or switching regulator) is adjusted multi-carrier power amplifier 31.As shown in Figure 6, BSC calculates traffic carried S
iThe carrier number N of required use
iAfter, send it to the digital module of Multi-Carrier basestation, thereby make Multi-Carrier basestation according to new carrier number N
iCarry out the base band multi-transceiver combination; The signal that closes behind the road becomes analog signal through digital to analog converter (DAC); This analog signal is carried out upconversion process through being transferred into the up-conversion module behind the filter filtering; Then, the radiofrequency signal after the up-conversion is carried out power amplification through delivering to multi-carrier power amplifier 31 after radio frequency amplification, the filtering again, and the radiofrequency signal after the last power amplification is spread out of by transmitting antenna.In this process, control unit 303 receives up-to-date definite operating voltage V that processing unit 302 transmits
BatAfter, will produce a control voltage V
cThereby, convert the operating voltage of the current use of constant-voltage DC source into up-to-date definite operating voltage V
BatIn addition,, therefore adopt the high pressurizer of power conversion efficiency, can further improve the effect of the technology of the foregoing description because pressurizer can produce power loss when voltage transitions.
Certainly, consult among Fig. 6 shown in the dotted portion Multi-Carrier basestation traffic carried S
iThe carrier number N of required use
iThe telephone traffic S that also can count according to statistic unit 301 by the processing unit in the adjusting device 30 302
iAnd formula (1) calculates, and carries out subsequent treatment by the digital module that control unit 303 is sent to Multi-Carrier basestation, and this can reach desirable technique effect equally, repeats no more at this.
Based on the foregoing description, adjusting device 30 is according to the preset time interval, and every at regular intervals, just need the telephone traffic S of last period be added up, and adjust accordingly according to the operating voltage of statistics to multi-carrier power amplifier 31 current uses.Obviously, in the GSM such as gsm system, use technique scheme, adjusting device 30 just can come the dynamically operating voltage of its inner multi-carrier power amplifier 31 of adjustment according to the variation of Multi-Carrier basestation coverage internal traffic.For example,, emission carrier number many period high in telephone traffic, can adopt higher operating voltage to give multi-carrier power amplifier 31 power supplies, make multi-carrier power amplifier 31 have bigger power output; And, emission carrier number few period low in telephone traffic then adopts lower operating voltage to give multi-carrier power amplifier 31 power supplies, makes multi-carrier power amplifier 31 have less power output.Like this; When Multi-Carrier basestation is worked; Just significantly difference can not occur between its inner multi-carrier power amplifier 31 employed operating voltages and the output signal peak voltage, thereby reduce power loss significantly, improve the power efficiency of multi-carrier power amplifier 31; And then saved electric energy to a great extent, avoided the wasting of resources.
Obviously, those skilled in the art can carry out various changes and modification to the embodiment among the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if these in the embodiment of the invention are revised with modification, then the embodiment among the present invention also is intended to comprise these changes and modification interior.
Claims (13)
1. a method of adjusting the multi-carrier power amplifier operating voltage is characterized in that, comprises step:
Count the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency according to the preset time interval;
Confirm that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use, said configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value;
Operating voltage according to confirming is adjusted the operating voltage of the current use of multi-carrier power amplifier.
2. the method for claim 1 is characterized in that, according to formula
Generate said configuration file; Wherein, V
BatBe the operating voltage of multi-carrier power amplifier, P
cThe power of each carrier wave that is assigned to for multi-carrier power amplifier, η is the power efficiency of multi-carrier power amplifier, I
DQBe the quiescent current of multi-carrier power amplifier, S is said telephone traffic, and A is a telephone traffic that carrier wave can be supported.
3. the method for claim 1 is characterized in that, when confirming that multi-carrier power amplifier carries the operating voltage that said telephone traffic need use, and operation below carrying out:
The telephone traffic of a nearest period that obtains and each telephone traffic threshold value that configuration file comprises are compared, confirm the telephone traffic span of its ownership;
Obtain corresponding operating voltage threshold value according to said telephone traffic span, and it is confirmed as multi-carrier power amplifier carry the operating voltage that said telephone traffic need be used.
4. method as claimed in claim 3 is characterized in that, if said telephone traffic is the critical value of two kinds of spans, then obtains the corresponding operating voltage threshold value of two kinds of spans respectively, and selects the high operating voltage threshold value of magnitude of voltage as final value.
5. like each described method of claim 1-4; It is characterized in that; After obtaining said telephone traffic; Obtain multi-carrier power amplifier according to formula
and carry the carrier number that said telephone traffic need be launched, wherein, N is a carrier number; S is said telephone traffic, and A is a telephone traffic that carrier wave can be supported.
6. an adjusting device is characterized in that, comprising:
Memory cell is used to store preset configuration file, and this configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value;
Statistic unit is used for counting according to the preset time interval telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency;
Processing unit is used for confirming that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use;
Control unit is used for according to the operating voltage of confirming the operating voltage of the current use of multi-carrier power amplifier being adjusted.
7. adjusting device as claimed in claim 6; It is characterized in that; After said processing unit obtains the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency; Each telephone traffic threshold value that the configuration file of preserving in said telephone traffic and the memory cell is comprised compares, and confirms the telephone traffic span of its ownership; And according to the corresponding operating voltage threshold value of said telephone traffic span acquisition.
8. like claim 6 or 7 described adjusting devices; It is characterized in that; After said processing unit obtains the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency, confirm that according to this telephone traffic multi-carrier power amplifier carries the carrier number of said telephone traffic needs emission.
9. a Multi-Carrier basestation is characterized in that, comprising:
Multi-carrier power amplifier is used for that the multi-carrier signal that receives is carried out radio-frequency power and amplifies;
Adjusting device; Be used for counting the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency according to the preset time interval; And confirm that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use, and the operating voltage of the current use of multi-carrier power amplifier is adjusted according to the operating voltage of confirming; Wherein
Said configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value.
10. Multi-Carrier basestation as claimed in claim 9; It is characterized in that; After said adjusting device obtains the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency; Each telephone traffic threshold value that said telephone traffic and configuration file are comprised compares, and confirms the telephone traffic span of its ownership, and the operating voltage threshold value that this telephone traffic span is corresponding is confirmed as multi-carrier power amplifier and carried the operating voltage that said telephone traffic need be used.
11. like claim 9 or 10 described Multi-Carrier basestations; It is characterized in that; After said adjusting device obtains the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency, obtain the carrier number that multi-carrier power amplifier carries said telephone traffic needs emission according to this telephone traffic.
12. a communication system is characterized in that, comprising:
Multi-Carrier basestation is used to receive multi-carrier signal, and through the multi-carrier power amplifier of inside said multi-carrier signal is carried out the radio frequency amplification;
Adjusting device; Count the telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency according to the preset time interval; And confirm that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use, and the operating voltage of the current use of multi-carrier power amplifier is adjusted according to the operating voltage of confirming; Wherein, said configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value;
Wherein, said adjusting device comprises:
Memory cell is used to store preset configuration file, and this configuration file comprises the corresponding relation between telephone traffic value and the operating voltage threshold value;
Statistic unit is used for counting according to the preset time interval telephone traffic of a nearest period in the multi-carrier power amplifier compass of competency;
Processing unit is used for confirming that according to preset configuration file multi-carrier power amplifier carries the operating voltage that said telephone traffic needs use;
Control unit is used for according to the operating voltage of confirming the operating voltage of the current use of multi-carrier power amplifier being adjusted.
13. communication system as claimed in claim 12; It is characterized in that; After said adjusting device obtains the telephone traffic of a nearest period in the said multi-carrier power amplifier compass of competency; Each telephone traffic threshold value that said telephone traffic and configuration file are comprised compares, and confirms the telephone traffic span of its ownership, and will the corresponding operating voltage threshold value of this said telephone traffic span confirms as multi-carrier power amplifier and carry the operating voltage that said telephone traffic need be used.
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| CN101790226B (en) * | 2009-12-29 | 2014-06-11 | 中兴通讯股份有限公司 | Method and device for adjusting power amplifier voltage of wireless communication system |
| CN101980572B (en) * | 2010-10-15 | 2016-08-24 | 中兴通讯股份有限公司 | The method of supplying power to of a kind of base station and device |
| CN102685858B (en) * | 2011-03-18 | 2015-04-22 | 鼎桥通信技术有限公司 | Radio frequency unit power consumption control method and station system |
| CN104581906A (en) * | 2012-03-12 | 2015-04-29 | 华为技术有限公司 | Method and device for controlling power loss |
| WO2012103822A2 (en) * | 2012-03-12 | 2012-08-09 | 华为技术有限公司 | Method and device for controlling power loss |
| CN103327582B (en) * | 2012-03-23 | 2017-02-15 | 华为技术有限公司 | Method for adjustment voltage of power amplifier and base station |
| CN102740437A (en) * | 2012-06-18 | 2012-10-17 | 中兴通讯股份有限公司 | Dynamic adjustment method and device for base station transmitting power |
| CN113949358B (en) * | 2021-12-16 | 2022-03-22 | 广东省新一代通信与网络创新研究院 | Power amplifier voltage adjusting method and system based on machine learning |
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| EP1241906A2 (en) * | 2001-02-14 | 2002-09-18 | NTT DoCoMo, Inc. | Communication control method and apparatus in mobile communication system |
| CN101043496A (en) * | 2006-03-20 | 2007-09-26 | 华为技术有限公司 | Method and apparatus for multiplexing different service pilot resources of multi-carrier communication system |
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