CN101400115B - Base station and method for lowering power consumption of base station - Google Patents
Base station and method for lowering power consumption of base station Download PDFInfo
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- CN101400115B CN101400115B CN2007101236717A CN200710123671A CN101400115B CN 101400115 B CN101400115 B CN 101400115B CN 2007101236717 A CN2007101236717 A CN 2007101236717A CN 200710123671 A CN200710123671 A CN 200710123671A CN 101400115 B CN101400115 B CN 101400115B
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- base station
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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
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Abstract
The invention discloses a method of reducing power consumption of a base station, comprising: at least two receivers and transmitters in the base station respectively output the same transmitting signals at the same time through the same carriers; power synthesis is performed on the same transmitting signal, and a radio frequency signal is generated; the radio frequency signal is sent out through an open. In addition, the invention also provides a base station. The technical scheme reduces power consumption of the base station, saves operating cost.
Description
Technical field
The present invention relates to the mobile communication technology field, the method for particularly a kind of base station and reduction base station power consumption.
Background technology
The Global Link mobile communcations system (Globe System of Mobile Communication, system architecture GSM) as shown in Figure 1, base transceiver station (Base Transceiver Station wherein, BTS) abbreviate the base station as, finish wireless coverage, signal amplifies, power emission etc.; (Mobile Station MS) is used for carrying out the mutual of wireless signal by UM interface and BTS travelling carriage; (Base Station Controller BSC) is used for BTS is controlled base station controller; (Mobile Switch Center MSC) finishes the exchange of information in mobile switching centre.(Operation Maintenance Centre OMC) comprises man-machine interface, is used for BSC is carried out operation and maintenance in operation maintenance center.And the UM mouth is a wave point, has radio propagation problems such as multipath, decline usually, thus the coverage of having influence on.
In order to resist descending decline, usually the method that adopts is to increase base station transmitting power, guarantees descending covering by power headroom, for example power amplifier module is replaced by the bigger power amplifier module of power output, but the power consumption of relevant base station also can increase, and causes the increase of operation maintenance cost.For example when the base station comprises two transceivers, in order to save antenna-feedback system, can adopt Filter Combiner, because there is certain loss in mixer at present, for example loss is 3dB, when the carrier output power of an emission letter machine is 60W, will be reduced to 30W like this through this carrier output power behind the mixer, thus the transmitted power of the 30W that on down direction, eats dishes without rice or wine just can only provide.If on eating dishes without rice or wine, obtain bigger power, just need correspondingly improve the power of transceiver, thereby cause the increase of base station power consumption.
Summary of the invention
The embodiment of the invention provides a kind of method that reduces base station power consumption, can reduce the power consumption of base station effectively under the constant situation of the power output of eating dishes without rice or wine.
The method that the embodiment of the invention provides comprises:
Have at least two transceivers to export identical transmitting simultaneously by identical carrier wave separately;
The synthetic processing of power is carried out in identical the transmitting of described at least two transceivers output, generated a radiofrequency signal;
This radiofrequency signal is sent by eating dishes without rice or wine.
The embodiment of the invention also provides a kind of base station, comprising:
Two above transceivers wherein have at least two transceivers to be used for exporting identical transmitting simultaneously by identical carrier wave separately;
Synthesis module is used for the synthetic processing of power is carried out in identical the transmitting of described at least two transceivers output, and generates a radiofrequency signal;
Sending module is used for the radiofrequency signal that described synthesis module generates is sent by eating dishes without rice or wine;
Wherein, any includes in described at least two transceivers:
Selected cell is used to select to export the time slot of same transmit signal;
Load bearing unit is used to utilize described identical the transmitting of identical carriers carry;
Output unit is used for described identical the transmitting of output on the time slot that described selected cell is selected.
The embodiment of the invention also provides a kind of base station, comprising:
Two above transceivers, wherein at least two transceivers are used for exporting identical transmitting simultaneously by identical carrier wave separately;
Synthesis module is used for that power is carried out in identical the transmitting of described at least two transceivers output and synthesizes, and generates a radiofrequency signal;
Sending module is used for the radiofrequency signal that described synthesis module generates is sent by eating dishes without rice or wine;
Selected cell is used to select the time slot of described at least two transceivers output same transmit signal, and after selecting time slot the time slot of selecting is notified to transceiver;
Any one includes in described at least two transceivers:
Load bearing unit is used to utilize described identical the transmitting of identical carriers carry; And
Output unit is used for described identical the transmitting of output on the time slot that described selected cell is selected.
Export identical transmitting simultaneously by identical carrier wave separately owing to transceiver in the embodiment of the invention, thereby can carry out the synthetic processing of power to described identical transmitting, and then improve the power output of eating dishes without rice or wine, keeping the power output of eating dishes without rice or wine when constant like this, just can reduce the power output of transceiver accordingly, can reduce the power consumption of whole base station further.
Description of drawings
Fig. 1 is the gsm system Organization Chart;
Fig. 2 is the process chart that reduces the base station power consumption method in the embodiment of the invention;
Fig. 3 is the schematic diagram that reduces base station power consumption in the embodiment of the invention;
Fig. 4 is the structured flowchart of base station in the embodiment of the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention is clearer, the embodiment of the invention is described in further detail below in conjunction with accompanying drawing.The base station comprises plural transceiver in the embodiment of the invention, that is to say that the base station is provided with two transceivers or more transceiver.
See also shown in Figure 2ly, Fig. 2 has disclosed the method that reduces base station power consumption in the embodiment of the invention, and this method can specifically comprise:
In order to guarantee network service quality, network generally has certain time slot surplus when normal operation, be used for the reservation of super busy period.Simultaneity factor has when busy and the branch when not busy, and idle time slot occupies very most ofly when not busy, and for example midnight, the telephone traffic at midnight is very low, and a large amount of idle resources do not have CU.Appearing at daytime probably needs 2 carrier frequency bear traffic, but midnight only need 1.5 in addition still less carrier frequency bear the phenomenon of traffic.Because idle time slot does not make full use of, and has caused a large amount of wastes of resource.Therefore can preestablish an idle threshold value, and the computation-free time slot accounts for the ratio of whole time slots, by the size of this ratio and predefined idle threshold value relatively, determines whether to be necessary to reduce base station power consumption, reach (equal greater than) this in this ratio value during threshold value, execution in step 22 free time.
The time slot of selecting output to transmit, be divided under the situation of 8 time slots such as a tdma signal frame, can select one or more time slot as required, under the situation of selecting a plurality of time slots, a plurality of time slots can be continuous, also can be discontinuous, preferred, a plurality of time slots be preferably continuous.
When being provided with two above transceiver (Transceiver, TRX) time, with two TRX is example, TRX1 can carry identical transmitting respectively by identical carrier wave with TRX2, when transceiver transmits in output, need utilize carrier wave to carry, be that different transceivers distributes identical carrier wave in the present embodiment, transmitting of each transceiver output is also identical, that is to say that two transceiver T RX1 and TRX2 export identical transmitting separately.
Export described transmitting on the time slot of described selection simultaneously, TRX1 and TRX2 export this simultaneously and transmit after transmitting by identical carriers carry is same on the time slot of selecting.Just existed before the time slot of selecting if transmit, before output, also needing further will transmit moves on this selection time slot.
When in step 21, detecting ratio that idle time slot accounts for whole time slots and whether reaching predefined idle threshold value, can start a timer, and write down the number of idle time slot and whole numbers of time slots, after default timer duration arrives, calculate ratio according to the number of the idle time slot that writes down and the number of whole time slots.
Present embodiment has provided under the idle situation of channel ratio, detect the ratio that idle time slot accounts for whole time slots and reach predefined idle threshold value, thereby trigger the process of implementing to reduce the base station power consumption method, the method of the reduction base station power consumption that the embodiment of the invention discloses also goes for the occasion that other need reduce base station power consumption, for example reach the temperature threshold that sets in advance or detect the method that all can trigger the reduction base station power consumption of implementing the embodiment of the invention announcement when stand-by power supply power supply is adopted in the base station in the temperature that detects the base station, the present technique field personnel can know and implement under the situation of not paying creative work.
See also shown in Figure 3ly, Fig. 3 has disclosed the principle that reduces base station power consumption in the embodiment of the invention, and the situation that two TRX are set with the base station is that example describes, and described base station comprises two transceiver T RX1 and TRX2, synthesis module and antenna.Wherein TRX1 is used for exporting identical transmitting simultaneously by identical carrier wave with TRX2; Synthesis module is used for the synthetic processing of power is carried out in described identical transmitting, and generates a radiofrequency signal, and when specific implementation, synthesis module can be the broadband mixer; Sending module is used for the radiofrequency signal that described synthesis module generates is sent by eating dishes without rice or wine, and when specific implementation, sending module can be an antenna.
When systematic comparison is idle, for example there is traffic in TRX1 at time slot TS1 and time slot TS7, other time slot free time such as TS0, and TRX2 is on TS0 to TS78 time slot when idle, TRX1 can be moved to transmitting of the telephone traffic correspondence on the time slot TS1 on the time slot TS6, be chosen in time slot TS6 and TS7 output and send signal, TRX2 also is chosen in time slot TS6 and transmit identical with TRX1 of TS7 output simultaneously, if the carrier power of TRX1 and TRX2 is 30W, after carrying out the synthetic processing of power through synthesis module so, at time slot TS6 and TS7, antenna is that 60W is that transmitting power is 60W at the radiofrequency signal power of eating dishes without rice or wine to send out.And in the prior art TRX1 when output transmits, eat dishes without rice or wine to go up half that the transmitting power that obtains has only emission letter acc power, when the TRX1 carrier power is 30W, the radiofrequency signal power of eating dishes without rice or wine to send out has only 15W, if on eating dishes without rice or wine, will obtain the transmitting power of 60W, just need correspondingly the transmitting power of TRX1 to be brought up to 120W.By the embodiment of the invention, can effectively improve the transmitting power of eating dishes without rice or wine, thereby reduce the power output of emission letter machine, and further reduce the power consumption of base station.
See also shown in Figure 4ly, Fig. 4 has disclosed the structured flowchart of base station in the one embodiment of the invention, and described base station comprises at least two transceivers, is transceiver 41 and transceiver 42, synthesis module 43 and sending module 44 as shown in FIG..
Wherein transceiver 41 and transceiver 42 can be exported identical transmitting by identical carrier wave on identical time slot; Synthesis module 43 is used for the synthetic processing of power is carried out in described identical transmitting, and generates a radiofrequency signal, when transceiver 41 and transceiver 42 carrier power equal and opposite in directions, about the power of radiofrequency signal can double; Sending module 44 is used for the radiofrequency signal that synthesis module 43 generates is sent by eating dishes without rice or wine.
When specific implementation, to arbitrary transceiver shown in the figure, for example transceiver 41 can further include: selected cell 411, load bearing unit 412 and output unit 413.
Selected cell 411 is used to select to export the time slot of same transmit signal, and the time slot choice criteria can be determined according to the working condition of base station, for example can determine the choice criteria of time slot according to the size of telephone traffic; Load bearing unit 412 is used for carrying identical transmitting by identical carrier wave; Output unit 413 is used for identical the transmitting of described load bearing unit 412 carryings of output on the time slot that selected cell 411 is selected.For transceiver 42, in order to guarantee to export described identical transmitting simultaneously, on selecting, time slot needs to be consistent with transceiver 41, and for example transceiver 42 and transceiver 41 can be taked same time slot choice criteria.
In order to better meet the use needs, the base station that present embodiment provides can also comprise: trigger element 45, be used for detecting when satisfying the condition set in advance, trigger in the described base station transceiver 41 and on identical time slot, export identical transmitting with transceiver 42; Synthesis module 43 pairs of described identical transmitting carrying out power is synthetic to be handled, and the radiofrequency signal that generates is sent by sending module 44; Trigger element 45 can comprise one or more triggering subelements, and using one of them or a plurality of triggering subelement according to different scenes and actual needs, described triggering subelement can comprise one or more in the following triggering subelement:
First triggers subelement, is used for triggering described base station detecting ratio that idle time slot accounts for whole time slots when reaching predefined idle threshold value;
Second triggers subelement, is used for triggering described base station when the temperature that detects the base station reaches the temperature threshold that sets in advance;
The 3rd triggers subelement, is used for triggering described base station when detecting the power supply of base station employing stand-by power supply.
The base station that provides in the another embodiment of the present invention, also can reduce base station power consumption, different with a last embodiment, selected cell is not arranged in the transceiver, and be arranged in the base station, described selected cell is notified to transceiver to the time slot of selecting after selecting time slot, transceiver is identical the transmitting of output on the time slot that described selected cell is selected.
By using embodiment of the invention scheme; can effectively reduce base station power consumption; save operation cost; the above only is the current preferred embodiment of thinking of the present invention of inventor; not in order to restriction the present invention; all any modifications of being done within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method that reduces base station power consumption is characterized in that, described base station comprises two above transceivers, and this method comprises:
The time slot of selecting output to transmit has at least two transceivers to carry identical transmitting respectively by identical carrier wave, exports described identical transmitting on the time slot of described selection simultaneously;
Power is carried out in described identical the transmitting of described at least two transceivers output synthesize, generate a radiofrequency signal;
Described radiofrequency signal is sent by eating dishes without rice or wine.
2. method according to claim 1 is characterized in that, also comprises after the time slot that described selection output transmits:
To wait for before this time slot that transmitting of output moves on this time slot.
3. according to each described method in the claim 1 to 2, it is characterized in that,
Described at least two transceivers are with identical identical the transmitting of power output.
4. method according to claim 1 is characterized in that, described have at least two transceivers also to comprise before exporting identical transmitting simultaneously by identical carrier wave separately:
Detect the ratio that idle time slot accounts for whole time slots and reach predefined idle threshold value; Or
The temperature that detects the base station reaches the temperature threshold that sets in advance; Or
Detect the base station and adopt the stand-by power supply power supply.
5. a radio communication base station is characterized in that, described base station comprises:
Two above transceivers, wherein at least two transceivers are used for exporting identical transmitting simultaneously by identical carrier wave separately;
Synthesis module is used for that power is carried out in identical the transmitting of described at least two transceivers output and synthesizes, and generates a radiofrequency signal;
Sending module is used for the radiofrequency signal that described synthesis module generates is sent by eating dishes without rice or wine.
Wherein, any includes in described at least two transceivers:
Selected cell is used to select to export the time slot of same transmit signal;
Load bearing unit is used to utilize described identical the transmitting of identical carriers carry;
Output unit is used for described identical the transmitting of output on the time slot that described selected cell is selected.
6. base station according to claim 5 is characterized in that, described base station also comprises:
Trigger element is used for triggering described base station detecting when satisfying the condition set in advance.
7. base station according to claim 6 is characterized in that, described trigger element comprises:
First triggers subelement, is used for triggering described base station detecting ratio that idle time slot accounts for whole time slots when reaching predefined idle threshold value; Or
Second triggers subelement, is used for triggering described base station when the temperature that detects the base station reaches the temperature threshold that sets in advance; Or
The 3rd triggers subelement, is used for triggering described base station when detecting the power supply of base station employing stand-by power supply.
8. a radio communication base station is characterized in that, described base station comprises:
Two above transceivers, wherein at least two transceivers are used for exporting identical transmitting simultaneously by identical carrier wave separately;
Synthesis module is used for that power is carried out in identical the transmitting of described at least two transceivers output and synthesizes, and generates a radiofrequency signal;
Sending module is used for the radiofrequency signal that described synthesis module generates is sent by eating dishes without rice or wine;
Selected cell is used to select the time slot of described at least two transceivers output same transmit signal, and after selecting time slot the time slot of selecting is notified to transceiver;
Any one includes in described at least two transceivers:
Load bearing unit is used to utilize described identical the transmitting of identical carriers carry; And
Output unit is used for described identical the transmitting of output on the time slot that described selected cell is selected.
9. base station according to claim 8 is characterized in that, described base station also comprises:
Trigger element is used for triggering described base station detecting when satisfying the condition set in advance.
10. base station according to claim 9 is characterized in that, described trigger element comprises:
First triggers subelement, is used for triggering described base station detecting ratio that idle time slot accounts for whole time slots when reaching predefined idle threshold value; Or
Second triggers subelement, is used for triggering described base station when the temperature that detects the base station reaches the temperature threshold that sets in advance; Or
The 3rd triggers subelement, is used for triggering described base station when detecting the power supply of base station employing stand-by power supply.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101236717A CN101400115B (en) | 2007-09-29 | 2007-09-29 | Base station and method for lowering power consumption of base station |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2007101236717A CN101400115B (en) | 2007-09-29 | 2007-09-29 | Base station and method for lowering power consumption of base station |
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| CN101400115A CN101400115A (en) | 2009-04-01 |
| CN101400115B true CN101400115B (en) | 2011-08-03 |
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| CN2007101236717A Expired - Fee Related CN101400115B (en) | 2007-09-29 | 2007-09-29 | Base station and method for lowering power consumption of base station |
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| US10334520B2 (en) * | 2016-09-14 | 2019-06-25 | Google Llc | Small cell thermal control |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1355966A (en) * | 1999-04-16 | 2002-06-26 | 维利－佩卡·凯托南 | Method and apparatus for improving radio link budget for cellular base station |
| CN1398124A (en) * | 2001-07-20 | 2003-02-19 | 电信科学技术研究院 | Coupling calibration network and method for intelligent antenna array of radio communication system |
| CN1874555A (en) * | 2005-05-31 | 2006-12-06 | 华为技术有限公司 | Method and device for raising output power of base station system |
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- 2007-09-29 CN CN2007101236717A patent/CN101400115B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1355966A (en) * | 1999-04-16 | 2002-06-26 | 维利－佩卡·凯托南 | Method and apparatus for improving radio link budget for cellular base station |
| CN1398124A (en) * | 2001-07-20 | 2003-02-19 | 电信科学技术研究院 | Coupling calibration network and method for intelligent antenna array of radio communication system |
| CN1874555A (en) * | 2005-05-31 | 2006-12-06 | 华为技术有限公司 | Method and device for raising output power of base station system |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2006-352654A 2006.12.28 |
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