CN101707799B - Method and device for managing resources - Google Patents

Method and device for managing resources Download PDF

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CN101707799B
CN101707799B CN 200910180163 CN200910180163A CN101707799B CN 101707799 B CN101707799 B CN 101707799B CN 200910180163 CN200910180163 CN 200910180163 CN 200910180163 A CN200910180163 A CN 200910180163A CN 101707799 B CN101707799 B CN 101707799B
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power
predetermined period
carrier wave
carrier
carrier waves
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CN101707799A (en
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陈冬雷
王国争
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ZTE Corp
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ZTE Corp
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Abstract

The invention discloses a method and a device for managing resources. The method comprises the following steps: acquiring power use information of a cell where two carrier waves are positioned, wherein the power use information is the power use information of the cell where the two carrier waves in a predetermined period are positioned; and carrying out scheduling on the power of the two carrier waves in a next predetermined period according to the power use information. The method and the device for managing the resources solve the problem that a concrete implementation method for the power sharing of the two carrier waves HSDPA is unavailable in the related technology, reduce the condition of power wasting and improve a total sector throughput rate of the two carrier waves HSDPA.

Description

Method for managing resource and device
Technical field
The present invention relates to the communications field, in particular to a kind of method for managing resource and device.
Background technology
HSDPA is disposed as the mobile broadband access technology of a kind of advanced person, maturation in the world widely.Along with the increase of access customer number, in order to guarantee user's high-speed downloads impression, operator must carry out dilatation to network, is two carrier HSDPA systems with single carrier HSDPA system extension.In addition, along with the demand of single user to higher downloading rate, 3GPP has proposed the DC-HSDPA technology in HSPA+; For the UE that supports the DC-HSDPA technology; Can receive the data that Node B issues from two carrier waves, thereby improve downloading rate, DC-HSDPA not only can improve the speed of Cell Center User; And can improve the speed of Cell Edge User, make the user can experience to continuity the improvement of network speed.Obviously, the DC-HSDPA technology also need be at two carrier waves of same Node B deployed.
In the HSDPA system, power and code channel are important transfer resources.Yet, in single carrier HSDPA, when in certain Transmission Time Interval, the user being dispatched, tend to the superfluous situation of emergent power, thereby wasted transfer resource, reduced the sub-district average throughput.In the dual carrier HSDPA system, share through two carrier powers, promptly a carrier power surplus; Under the not enough situation of another carrier power, the unnecessary power of the superfluous carrier wave of power can be used for the another one carrier wave to be shared, thereby reduces the situation of power dissipation; Improve the total throughput of sector of two carrier HSDPAs; That is, adopt after power shares, the average throughput sum of two sub-districts that two sub-district average throughput sums can be when not adopting power to share is big.
In correlation technique, do not propose two carrier HSDPAs as yet and carry out the concrete implementation method that power is shared.
Summary of the invention
Do not carry out the problem of the concrete implementation method that power shares and propose the present invention to proposing two carrier HSDPAs in the correlation technique as yet, for this reason, main purpose of the present invention is to provide a kind of method for managing resource and device, one of to address the above problem at least.
To achieve these goals; According to an aspect of the present invention, a kind of method for managing resource is provided, this method comprises: the power that obtains the sub-district at two carrier wave places uses information; Wherein, power use information is the power use information of the sub-district at two carrier wave places in the predetermined period; Use information in next predetermined period, the power of two carrier waves to be dispatched according to power.
Preferably, power use information comprises: the filtered use power p of last dispatching cycle of sub-district in predetermined period at each carrier wave place in two carrier waves Avg(n), wherein, p Avg(i)=(1-α) p Avg(i-1)+α p Uscd(i), p Uscd(i) be the power of the actual use of i dispatching cycle in the predetermined period, p Avg(i) be the filtered use power of predetermined period in i interior dispatching cycle, n is the quantity of the dispatching cycle in the predetermined period, and n is a positive integer.
Preferably, using information in next predetermined period, the power of two carrier waves to be dispatched according to power comprises: the power usage ratio λ=P that calculates each carrier wave in two carrier waves Avg(n)/and A, wherein, A is the HSDPA gross power; The power usage ratio λ＞λ of a carrier wave in two carrier waves h, and another carrier wave λ＜λ lSituation under, in next predetermined period with λ＞λ hThe power of carrier wave increase δ, with λ＜λ lThe power of carrier wave reduce δ, wherein, λ hAnd λ lBe pre-set threshold, and λ h＞=λ l
Preferably, said method also comprises: the power usage ratio of each carrier wave in two carrier waves is λ＜λ pSituation under, scheduling in next predetermined period handle with current predetermined period in the scheduling processing identical, wherein, λ pBe pre-set threshold.
Preferably, λ p=λ h
Preferably, δ shares power smaller or equal to the maximum of predefined two carrier waves.
Preferably, two carrier waves are adjacent carrier or the non-conterminous carrier wave on the different frequency range on the same frequency range.
To achieve these goals; According to another aspect of the present invention; A kind of resource management apparatus is provided, and this device comprises: acquisition module, and the power that is used to obtain the sub-district at two carrier waves places uses information; Wherein, power use information is the power use information of the sub-district at two carrier wave places in the predetermined period; Scheduler module is used for using information in next predetermined period, the power of two carrier waves to be dispatched according to power.
Preferably, power use information comprises: the filtered use power p of last dispatching cycle of sub-district in predetermined period at each carrier wave place in two carrier waves Avg(n), wherein, p Avg(i)=(1-α) p Avg(i-1)+α p Used(i), p Used(i) be the power of the actual use of i dispatching cycle in the predetermined period, p Avg(i) be the filtered use power of predetermined period in i interior dispatching cycle, n is the quantity of the dispatching cycle in the predetermined period, and n is a positive integer.
Preferably, scheduler module comprises: calculating sub module is used for calculating the power usage ratio λ=P of each carrier wave of two carrier waves Avg(n)/and A, wherein, A is the HSDPA gross power; The scheduling sublayer module is used for the power usage ratio λ＞λ at a carrier wave of two carrier waves h, and another carrier wave λ＜λ lSituation under, in next predetermined period with λ＞λ hThe power of carrier wave increase δ, with λ＜λ lThe power of carrier wave reduce δ, wherein, λ hAnd λ lBe pre-set threshold, and λ h＞=λ l
Through the present invention; The scheduling mode of following one-period is confirmed in employing according to the power use information of current predetermined period; Solved and do not proposed the problem that two carrier HSDPAs carry out the shared concrete implementation method of power in the correlation technique as yet; Reduce the situation of power dissipation, improved the total throughput of sector of two carrier HSDPAs.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the method for managing resource of the embodiment of the invention;
Fig. 2 is according to the message transitive relation sketch map between each scheduler of the embodiment of the invention;
Fig. 3 is according to the sequential relationship sketch map between each scheduler of the embodiment of the invention;
Fig. 4 is the process chart on the super scheduler of the instance according to the present invention;
Fig. 5 is the process chart on the branch scheduler of the instance according to the present invention;
Fig. 6 is the structured flowchart according to the resource management apparatus of the embodiment of the invention;
Fig. 7 is the detailed block diagram according to the resource management apparatus of the embodiment of the invention.
Embodiment
Functional overview
Consider the problem that exists in the prior art; The embodiment of the invention provides a kind of resource management scheme; The treatment principle of this scheme is: the power that obtains the sub-district at two carrier wave places uses information; Wherein, power use information is the power use information of the sub-district at two carrier wave places in the predetermined period; Use information in next predetermined period, the power of two carrier waves to be dispatched according to power.This scheme has reduced the situation of power dissipation, has improved the total throughput of sector of two carrier HSDPAs.
Hereinafter will and combine embodiment to specify the present invention with reference to accompanying drawing.Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.
Method embodiment
According to embodiments of the invention, a kind of method for managing resource is provided, Fig. 1 is the flow chart according to the method for managing resource of the embodiment of the invention, and is as shown in Figure 1, this method comprises that following step S102 is to step S104:
Step S102, the power that obtains the sub-district at two carrier wave places uses information, and wherein, power use information is that the power of the sub-district at two carrier wave places in the predetermined period uses information.
Step S104 uses information in next predetermined period, the power of two carrier waves to be dispatched according to power.
Preferably, the power use information among the step S102 comprises: the filtered use power p of last dispatching cycle of sub-district in predetermined period at each carrier wave place in two carrier waves Avg(n), wherein, p Avg(i)=(1-α) p Avg(i-1)+α p Used(i), p Used(i) be the power of the actual use of i dispatching cycle in the predetermined period, p Avg(i) be the filtered use power of predetermined period in i interior dispatching cycle, n is the quantity of the dispatching cycle in the predetermined period, and n is a positive integer.
Correspondingly, among the step S104, use information in next predetermined period, the power of two carrier waves to be dispatched according to power and comprise: the power usage ratio λ=P that calculates each carrier wave in two carrier waves Avg(n)/and A, wherein, A is the HSDPA gross power; The power usage ratio λ＞λ of a carrier wave in two carrier waves h, and another carrier wave λ＜λ lSituation under, in next predetermined period with λ＞λ hThe power of carrier wave increase δ, with λ＜λ lThe power of carrier wave reduce δ, wherein, λ hAnd λ lBe pre-set threshold, and λ h＞=λ l, δ shares power smaller or equal to the maximum of predefined two carrier waves.The power usage ratio of each carrier wave in two carrier waves is λ＜λ pSituation under, scheduling in next predetermined period handle with current predetermined period in the scheduling processing identical, wherein, λ pBe pre-set threshold.Preferably, λ p=λ hThe power usage ratio λ＞λ of a carrier wave in satisfied two carrier waves of the power usage ratio of two carrier waves hAnd another carrier wave λ＜λ l, the power usage ratio that does not also satisfy each carrier wave in two carrier waves simultaneously is λ＜λ pSituation under, in next predetermined period is that power and the base station of two carrier dispatchings is that the initial power of two allocation of carriers is identical.Particularly, work as λ p=λ hThe time, the power usage ratio of each carrier wave in two carrier waves is λ＞λ h, or two carrier waves in the power usage ratio of a carrier wave be λ＞λ hAnd the power usage ratio of another carrier wave in two carrier waves is λ l＜λ＜λ hSituation under, in next predetermined period is that power and the base station of two carrier dispatchings is that the initial power of two allocation of carriers is identical.
Preferably, above-mentioned two carrier waves are adjacent carrier or the non-conterminous carrier wave on the different frequency range on the same frequency range.
To combine instance that the implementation procedure of the embodiment of the invention is described in detail below.
Embodiment
This embodiment describes the implementation procedure of above-mentioned method for managing resource in detail, and this process is a preferred process, and in practical application, the mode that can be different from this embodiment is implemented.
Share the cycle (promptly at each power; Predetermined period) in, shares cycle power operating position based on next power of the every carrier power operating position prediction of history, thereby share power division; Promptly; When certain carrier wave respective cell uses power serious, and another carrier wave respective cell is shared the cycle at next power when more dump power is arranged; The surplus power of the carrier wave that power is superfluous can be used for the another one carrier wave to be shared, and this method goes for adjacent dual carrier HSDPA and the non-conterminous dual carrier HSDPA on the different frequency range on the same frequency range.Fig. 2 is according to the message transitive relation sketch map between each scheduler of the embodiment of the invention; As shown in Figure 2; Said process is realized through a super scheduler and two branch schedulers; Fig. 3 shows according to the sequential relationship between each scheduler of the embodiment of the invention, is described in detail in super scheduler and the handling process of dividing on the scheduler below in conjunction with Fig. 2 and Fig. 3.
In two carrier powers were shared cycle S, the handling process on the super scheduler in Fig. 2 (cycle of this super scheduler is that power is shared cycle S) was following:
The power that step 11, processing unit 1 (that is super scheduler) receive from processing unit 2 (that is, dividing scheduler 1) and processing unit 3 (that is, dividing scheduler 2) transmission uses information T AvgNeed to prove that above-mentioned power use information is used to indicate the current power of the sub-district at each minute scheduler carrier wave place of being responsible for dispatching to share the power operating position in the cycle, for example; Can be power use amount, power usage ratio or the like; Preferably, above-mentioned power use amount can be to share the power use amount of last dispatching cycle in the cycle S through the current power of filtering, and it has considered the influence of historical power use amount through weights are set.Correspondingly, strategy that follow-up power is shared and tactful judgment condition are also used the form of information based on power and are changed, and can be provided with based on actual conditions by the technical staff, below are that example describes with the power use amount;
Step 12 on super scheduler, is judged the use power proportions λ=T in two sub-districts of every carrier wave Avg/ A, wherein, A is the HSDPA gross power, if the use power of two carrier wave respective cell satisfies a carrier wave λ＞λ h, and another carrier wave λ＜λ lThe time, two carrier waves are carried out power share, with λ＞λ hCarrier power add δ W (the δ maximum is not more than two carrier wave maximums can share power P Sh), λ＜λ lCarrier power subtract δ W, get into step 15, otherwise get into step 13;
Step 13 judges whether the use power proportions of two carrier wave respective cell all satisfies λ＜λ p(λ pCan with λ hIdentical) time, if, then keep original shared power constant, that is, the shared power that next power is shared the cycle is identical with the shared power that current power is shared the cycle, and gets into step 15, otherwise entering step 14;
It is shared that step 14, two carrier waves are not carried out power, that is, two carrier waves all use initial base station configuration power to send in this power is shared the cycle, at λ p=λ hSituation under, the use power proportions of two carrier waves in this step all satisfies λ＞λ h, perhaps a carrier wave in two carrier waves satisfies λ＞λ hAnd another carrier wave satisfies λ l＜λ＜λ h
Step 15, super scheduler are shared power with information and are sent to branch scheduler 1 and divide scheduler 2.
In two carrier powers are shared cycle S, in Fig. 2, divide the handling process on the scheduler following:
Step 21 is divided scheduler 1 and is divided scheduler 2 to receive from super scheduler about the power Sharing Information, that is, and and the strategy that the power that super scheduler issues is shared;
Step 22 divides scheduler 1 and 2 based on the shared power that receives (T=2ms) in per dispatching cycle T the user to be dispatched;
Step 23, each minute scheduler the use power after each scheduling is carried out filtering, that is: p Avg=(1-α) p Avg+ α p Used, wherein, p AvgRepresent the every sub-district use power in filtered each dispatching cycle, p UsedThe actual power that uses in the expression current dispatching cycle;
Step 24 after n dispatching cycle, is divided scheduler 1 and is divided scheduler 2 to incite somebody to action p separately respectively AvgSend to super scheduler, i.e. T Avg=p Avg, wherein, n=S/T.
Instance
This part has been described a concrete application example of the method for the foregoing description proposition.Fig. 4 is the process chart on the super scheduler of the instance according to the present invention, and is as shown in Figure 4, and in two carrier powers were shared cycle S=10ms, the handling process on the super scheduler may further comprise the steps:
Step 401, super scheduler receive the power of evaluating oneself scheduler 1 and dividing scheduler 2 to send and use information T Avg
Step 402 on super scheduler, is judged the use power proportions λ=T in two sub-districts of every carrier wave Avg/ A, wherein, A is the HSDPA gross power, judges whether the use power of two carrier wave respective cell satisfies a carrier wave λ＞λ h, and another carrier wave λ＜λ l, λ here h=85%, λ l=50%, if, then get into step 403, otherwise, step 404 got into;
Step 403 is carried out power to two carrier waves and is shared, with λ＞λ hCarrier power add δ W and (the most very much not be added to two carrier wave maximums and can share power P Sh), λ＜λ lCarrier power subtract δ W, δ=1 here, P Sh=20%*max, max are the base station gross power of carrier wave 1 and/or the base station gross power of carrier wave 2, and get into step 407;
Step 404, whether the use power of judging two carrier wave respective cell is all less than λ＜λ pIf,, λ here p=λ h=85%, get into step 405, otherwise get into step 406;
Step 405, the shared power of two carrier wave respective cell keep original shared power constant, and get into step 407;
It is shared that step 406, two carrier waves are not carried out power, and promptly two carrier waves all use initial base station configuration power to send in this power is shared the cycle, and get into step 407;
Step 407, super scheduler are shared power with information and are sent to branch scheduler 1 and divide scheduler 2.
Fig. 5 is the process chart on the branch scheduler of the instance according to the present invention, and is as shown in Figure 5, and in two carrier powers were shared cycle S=10ms, the handling process on minute scheduler may further comprise the steps:
Step 501 is divided scheduler 1 and is divided scheduler 2 to receive from super scheduler about the power Sharing Information;
Step 502 is divided scheduler 1 and is divided scheduler 2 based on the shared power that receives (T=2ms) in per dispatching cycle T the user to be dispatched;
Step 503, each minute scheduler the use power after each scheduling is carried out filtering, that is: p Avg=(1-α) p Avg+ α p Used, wherein, p AvgRepresent the every sub-district use power in filtered each dispatching cycle, p UsegThe actual power that uses, α=0.96 here in the expression current dispatching cycle;
Step 504 judges whether to accomplish n scheduling, wherein, and n=S/T, if, then get into step 505, otherwise, step 502 returned;
Step 505 after n dispatching cycle, is divided scheduler 1 and is divided scheduler 2 to incite somebody to action p separately respectively AvgSend to super scheduler, i.e. T Avg=p Avg, n=S/T.
Device embodiment
According to embodiments of the invention, a kind of resource management apparatus is provided, this device is used for the method for managing resource of realizing that said method embodiment describes.Fig. 6 is the structured flowchart according to the resource management apparatus of the embodiment of the invention; Shown in Figure 61; This device comprises: acquisition module 62; The power that is used to obtain the sub-district at two carrier waves places uses information, and wherein, power use information is that the power of the sub-district at two carrier waves places in the predetermined period uses information; Scheduler module 64 is connected in acquisition module 62, is used for using information in next predetermined period, the power of two carrier waves to be dispatched according to power.
Preferably, power use information comprises: the filtered use power p of last dispatching cycle of sub-district in predetermined period at each carrier wave place in two carrier waves Avg(n), wherein, p Avg(i)=(1-α) p Avg(i-1)+α p Used(i), p Used(i) be the power of the actual use of i dispatching cycle in the predetermined period, p Avg(i) be the filtered use power of predetermined period in i interior dispatching cycle, n is the quantity of the dispatching cycle in the predetermined period, and n is a positive integer.
Fig. 7 is the detailed block diagram according to the resource management apparatus of the embodiment of the invention, and is as shown in Figure 7, and on the basis of Fig. 6, above-mentioned scheduler module comprises: calculating sub module 72 is used for calculating the power usage ratio λ=P of each carrier wave of two carrier waves Avg(n)/and A, wherein, A is the HSDPA gross power; Scheduling sublayer module 74 is connected in calculating sub module 72, is used for the power usage ratio λ＞λ at a carrier wave of two carrier waves h, and another carrier wave λ＜λ lSituation under, in next predetermined period with λ＞λ hThe power of carrier wave increase δ, with λ＜λ lThe power of carrier wave reduce δ, wherein, λ hAnd λ lBe pre-set threshold, and λ h＞=λ l
Need to prove that the resource management apparatus of describing among the device embodiment is corresponding to above-mentioned method embodiment, its concrete implementation method had been carried out detailed description in method embodiment, repeat no more at this.
In sum, the resource management scheme that the embodiment of the invention provides is a carrier power surplus, realizes under the not enough situation of another carrier power that carrier power shares, and reduced the situation of power dissipation, improved the total throughput of sector of two carrier HSDPAs.
Need to prove; Can in computer system, carry out in the step shown in the flow chart of accompanying drawing such as a set of computer-executable instructions; And; Though logical order has been shown in flow chart, in some cases, can have carried out step shown or that describe with the order that is different from here.
Obviously, it is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize with the general calculation device; They can concentrate on the single calculation element; Perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element; Thereby; Can they be stored in the storage device and carry out, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize by calculation element.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (8)

1. a method for managing resource is characterized in that, comprising:
The power that obtains the sub-district at two carrier wave places uses information; Wherein, Said power use information is that the power of the sub-district at said two carrier waves place in the predetermined period uses information, and said power use information comprises: the filtered use power p of last dispatching cycle of sub-district in said predetermined period at each carrier wave place in said two carrier waves Avg(n), wherein, p Avg(i)=(1-α) p Avg(i-1)+α p Used(i), p Used(i) be the power of the actual use of i dispatching cycle in the said predetermined period, p Avg(i) be the filtered use power of said predetermined period in i interior dispatching cycle, n is the quantity of the dispatching cycle in the said predetermined period, and n is a positive integer;
Use information in next predetermined period, the power of said two carrier waves to be dispatched according to said power.
2. method according to claim 1 is characterized in that, uses information in said next predetermined period, the power of said two carrier waves to be dispatched according to said power and comprises:
Calculate the power usage ratio λ=p of each carrier wave in said two carrier waves Avg(n)/and A, wherein, A is the HSDPA gross power;
The power usage ratio λ＞λ of a carrier wave in said two carrier waves h, and another carrier wave λ＜λ lSituation under, in next predetermined period with λ＞λ hThe power of carrier wave increase δ, with λ＜λ lThe power of carrier wave reduce δ, wherein, λ hAnd λ lBe pre-set threshold, and λ h＞=λ l
3. method according to claim 2 is characterized in that, said method also comprises:
The power usage ratio of each carrier wave in said two carrier waves is λ＜λ pSituation under, scheduling in next predetermined period handle with current predetermined period in the scheduling processing identical, wherein, λ pBe pre-set threshold.
4. method according to claim 3 is characterized in that λ p=λ h
5. method according to claim 2 is characterized in that, δ shares power smaller or equal to the maximum of predefined said two carrier waves.
6. according to each described method in the claim 1 to 5, it is characterized in that said two carrier waves are adjacent carrier or the non-conterminous carrier wave on the different frequency range on the same frequency range.
7. a resource management apparatus is characterized in that, comprising:
Acquisition module; The power that is used to obtain the sub-district at two carrier waves places uses information; Wherein, Said power use information is that the power of the sub-district at said two carrier waves place in the predetermined period uses information, and said power use information comprises: the filtered use power p of last dispatching cycle of sub-district in said predetermined period at each carrier wave place in said two carrier waves Avg(n), wherein, p Avg(i)=(1-α) p Avg(i-1)+α p Used(i), p Used(i) be the power of the actual use of i dispatching cycle in the said predetermined period, p Avg(i) be the filtered use power of said predetermined period in i interior dispatching cycle, n is the quantity of the dispatching cycle in the said predetermined period, and n is a positive integer;
Scheduler module is used for using information in next predetermined period, the power of said two carrier waves to be dispatched according to said power.
8. device according to claim 7 is characterized in that, said scheduler module comprises:
Calculating sub module is used for calculating the power usage ratio λ=p of each carrier wave of said two carrier waves Avg(n)/and A, wherein, A is the HSDPA gross power;
The scheduling sublayer module is used for the power usage ratio λ＞λ at a carrier wave of said two carrier waves h, and another carrier wave λ＜λ lSituation under, in next predetermined period with λ＞λ hThe power of carrier wave increase δ, with λ＜λ lThe power of carrier wave reduce δ, wherein, λ hAnd λ lBe pre-set threshold, and λ h＞=λ l
CN 200910180163 2009-11-11 2009-11-11 Method and device for managing resources Expired - Fee Related CN101707799B (en)

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CN102281619B (en) * 2010-06-08 2014-10-29 中兴通讯股份有限公司 Method, device and system for distributing power
CN102076101B (en) * 2011-01-28 2015-06-03 中兴通讯股份有限公司 Combined scheduling method for multi-carrier users, base station and system
CN103298021B (en) * 2013-05-31 2016-07-06 中国联合网络通信集团有限公司 The Forecasting Methodology of power resource consumption and device
WO2015054910A1 (en) * 2013-10-18 2015-04-23 华为技术有限公司 Communications method and apparatus

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CN1964208A (en) * 2006-09-22 2007-05-16 华为技术有限公司 A method to improve power utilization rate of multicarrier system
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