CN102333316A - Frequency spectrum reallocation method and device - Google Patents
Frequency spectrum reallocation method and device Download PDFInfo
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- CN102333316A CN102333316A CN2010102296045A CN201010229604A CN102333316A CN 102333316 A CN102333316 A CN 102333316A CN 2010102296045 A CN2010102296045 A CN 2010102296045A CN 201010229604 A CN201010229604 A CN 201010229604A CN 102333316 A CN102333316 A CN 102333316A
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Abstract
The invention discloses a frequency spectrum reallocation method and device capable of increasing the utilization ratio of a frequency spectrum. The frequency spectrum reallocation method comprises the following steps of: acquiring frequency spectrum occupation situation information of adjacent group domains by the current target group domain, and calculating a reallocable frequency spectrum of the target group domain according to the frequency spectrum occupation situation information of the adjacent group domains; and during frequency spectrum reallocation, selecting a frequency spectrum subset from the reallocable frequency spectrum to be allocated to a working cell in the target group domain. The frequency spectrum reallocation method and device are applicable to a reallocable wireless communication system and can be used for reallocating frequency spectrums capable of being transferred in the adjacent group domains to a target frequency spectrum, so that the utilization ratio of the frequency spectrum can be increased, and better experience of a user is guaranteed. Meanwhile, the method is lower in complexity and easy to realize.
Description
Technical field
The present invention relates to wireless communication field, but be specifically related to the frequency spectrum reallocating method and the device of reprovision system.
Background technology
Frequency spectrum resource is the basic media of communication, and frequency spectrum resource is very limited, makes people hope to improve to greatest extent the availability of frequency spectrum.The development of different wireless access technologys also is in order to improve the availability of frequency spectrum.But existence is hardly switched in frequency spectrum between each wireless access technology of existing communication network and load, does not promptly almost have cooperative operation each other, and this causes frequency spectrum to use curing relatively; Underaction; Reduced the frequency spectrum utilization rate, the frequency spectrum load of the wireless access technology that promptly has is lighter relatively, and the frequency spectrum load of another wireless access technology is heavier; But because not mutual and cooperation between access technology, thereby can not realize the dynamic assignment of frequency spectrum flexibly.
Summary of the invention
The technical problem that the present invention will solve provides a kind of frequency spectrum reallocating method and device, can improve the availability of frequency spectrum.
For solving the problems of the technologies described above, the invention provides a kind of frequency spectrum reallocating method, comprising:
Current goal crowd territory obtains the frequency spectrum occupancy information in adjacent crowd territory, but and obtain the reprovision frequency spectrum in target complex territory according to the frequency spectrum occupancy information calculations in the said adjacent crowd territory that obtains; When carrying out the frequency spectrum reprovision, but from said reprovision frequency spectrum, select subset of spectrum to distribute to the work sub-district in the target complex territory.
Further, the frequency spectrum in the said subset of spectrum for the work cell allocation is continuous or discontinuous.
Further, said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can not sell frequency spectrum.
Further, but the frequency spectrum occupancy information calculations in said basis is obtained said adjacent crowd territory obtains the step of the reprovision frequency spectrum in target complex territory comprises: calculate the special-purpose frequency spectrum that obtains the target complex territory and the shared frequency spectrum in target complex territory and adjacent group of territories according to the usable spectrum in the usable spectrum in target complex territory and adjacent crowd territory; Can not sell the frequency spectrum sold that spectrometer is calculated adjacent crowd territory according to said shared frequency spectrum and adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
Further, said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can sell frequency spectrum.
Further, but the frequency spectrum occupancy information calculations in said basis is obtained said adjacent crowd territory obtains the step of the reprovision frequency spectrum in target complex territory comprises: the usable spectrum according to the usable spectrum in target complex territory and adjacent crowd territory calculates the special-purpose frequency spectrum in acquisition target complex territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
Further, said target complex territory is meant: owing to the crowd territory of following one or more reasons expectation reprovisions: load variations, resource optimization, performance optimization, new wireless access technology are set up; Said adjacent crowd territory is meant: or overlapping adjacent with the target complex territory covers, partly or entirely can arrange the crowd territory that resource can be shared with the target complex territory.
Further, said usable spectrum is meant: the frequency sets that all wireless access technologys (RAT) that the crowd supports in the territory can be worked; Target complex territory usable spectrum is meant: the governable frequency spectrum set in target complex territory; Adjacent crowd territory usable spectrum is meant: the governable frequency spectrum set in adjacent crowd territory.
Further, said special-purpose frequency spectrum is meant: when the pre-group territory can be used but the out of use frequency spectrum in other groups territory; Said shared frequency spectrum is meant: the common factor of target complex territory usable spectrum and adjacent crowd territory usable spectrum; The said frequency spectrum of selling is meant: adjacent crowd territory is shared and can be sold the frequency spectrum set of using to the target complex territory in the frequency spectrum under the prerequisite that satisfies expection service quality; The said frequency spectrum of can not selling is meant: share and remove the frequency spectrum set that can sell frequency spectrum in the frequency spectrum.
Further; Said current goal crowd territory obtains one of in the following manner the frequency spectrum occupancy information in adjacent crowd territory: the frequency spectrum operating position in adjacent group of territories of the equipment perception the target complex territory in also reports to the target complex territory; The frequency spectrum operating position in the adjacent crowd territory that obtains in a period of time is added up in the target complex territory, obtains the frequency spectrum occupancy information in adjacent crowd territory; The target complex territory obtains the frequency spectrum operating position in adjacent crowd territory through carrying out alternately with adjacent crowd territory; The target complex territory combines the frequency spectrum operating position in the adjacent crowd territory of equipment perception in this group territory again through carrying out alternately with adjacent crowd territory, obtains the frequency spectrum occupancy information in adjacent crowd territory.
Further; Said method also comprises: when carrying out the frequency spectrum reprovision in target complex territory; If for the subset of spectrum of the cell allocation of working in the target complex territory is certain current frequency spectrum that is using in work sub-district in the adjacent crowd territory, then adjacent crowd territory is that new frequency spectrum is redistributed in affiliated work sub-district.
Further; Said adjacent crowd territory is that the step that new frequency spectrum is redistributed in affiliated work sub-district comprises: adjacent crowd territory selects subset of spectrum to distribute to said work sub-district from own can not selling frequency spectrum and the special-purpose frequency spectrum, for the frequency spectrum in the subset of spectrum of the work cell allocation in the adjacent group of territories is continuous or discontinuous.
Further; Said method also comprises: after the work cell allocation subset of spectrum in the target complex territory; The service quality in the target complex territory of new frequency spectrum is used in assessment, when the service quality before the service quality of said assessment disposes has raising, keeps the current frequency spectrum configuration.
For solving the problems of the technologies described above, the present invention also provides a kind of frequency spectrum reprovision device, comprises the information acquisition module, computing module and frequency spectrum reprovision module, wherein:
Said information acquisition module is used to obtain the frequency spectrum occupancy information in the adjacent crowd territory in current goal crowd territory;
Said computing module, but be used for reprovision frequency spectrum according to the frequency spectrum occupancy information calculations acquisition target complex territory in the said adjacent crowd territory that obtains;
Said frequency spectrum reprovision module is used for when carrying out the frequency spectrum reprovision, but from said reprovision frequency spectrum, selects subset of spectrum to distribute to the work sub-district in the target complex territory.
Further, the frequency spectrum in the said subset of spectrum for the work cell allocation is continuous or discontinuous.
Further, said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can not sell frequency spectrum; Said computing module is further used for: calculate the special-purpose frequency spectrum in acquisition target complex territory and the shared frequency spectrum in target complex territory and adjacent crowd territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory; Can not sell the frequency spectrum sold that spectrometer is calculated adjacent crowd territory according to said shared frequency spectrum and adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
Further, said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can sell frequency spectrum; Said computing module is further used for: calculate the special-purpose frequency spectrum that obtains the target complex territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
Further; Said device also comprises the service quality assessment module; It is used for: after the work cell allocation subset of spectrum that said frequency spectrum reprovision module is the target complex territory; The service quality in the target complex territory of the new frequency spectrum of assessment use when the service quality before the service quality of said assessment disposes has raising, is sent reservation current frequency spectrum configure order to said frequency spectrum reprovision module.
But the present invention is applicable in the reprovision wireless communication system, through the present invention, can give target spectrum with the frequency spectrum the sold reprovision in adjacent crowd territory, thereby can improve spectrum utilization efficiency, guarantees that the user has experience preferably.This method complexity is lower simultaneously, is easy to realize.
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 that the sub-district concerns sketch map with the crowd territory;
Fig. 2 is the sketch map that concerns in target complex territory and adjacent crowd territory;
Fig. 3 is the frequency spectrum view in preceding target complex territory of reprovision and adjacent crowd territory;
Fig. 4 is the frequency spectrum view in target complex territory and adjacent crowd territory behind the reprovision;
Fig. 5 is the method for reconfiguration flow chart of the cordless communication network of the embodiment of the invention;
Fig. 6 is the embodiment of the invention 1 a target complex territory reprovision, and adjacent crowd territory is the method for reconfiguration flow chart of reprovision not;
Fig. 7 is the method for reconfiguration flow chart of the equal reprovision in the territory of adjacent crowd with it, the embodiment of the invention 2 target complex territories.
Embodiment
Reprovision is meant: the adjustment of wireless communication technology air interface parameters or configuration.For example comprise following one or more: newly-built, the adjustment of base band parameter of the deletion of sub-district, sub-district, the adjustment of radio frequency parameter, adjustment of back haul link etc.This paper mainly describes the process of frequency spectrum reprovision.Introduce in the face of some notions that occur among this paper down.
The crowd territory is meant: formed by the reprovision Event triggered; Can comprise the physics area that one or more work sub-district covers; But the parameter of serving this physics area wireless communication system can be reprovision or can not reprovision.Said formation by the reprovision Event triggered is meant: the generation of reprovision incident or reprovision incident are sent out into variation (type changes or rank changes) and all can be caused group territory to generate.The sub-district is as shown in Figure 1 with the relation in crowd territory, and visible, a crowd territory comprises a plurality of sub-districts.
The target complex territory is meant: owing to the one or more reasons in load variations, resource optimization, performance optimization, new RAT (Radio Access Technology, the wireless access technology) foundation, the crowd territory of expectation reprovision.But having a work sub-district in the said target complex territory at least is reprovision.Preferably, serving this physics area wireless communication system is that the equipment of working in the target complex territory in the sub-district can possess perceptional function.
Adjacent crowd territory is meant that or overlapping adjacent with the target complex territory covers, partly or entirely can arrange the crowd territory that resource can be shared with the target complex territory.Said resource comprises one or more of following resource: time-domain resource, frequency domain resource, sign indicating number territory resource, spatial domain resource.The relation in target complex territory and adjacent crowd territory is as shown in Figure 2.
The reprovision incident includes but not limited to following incident: load variations, resource optimization, performance optimization, new RAT and neighbor cell generation reprovision (to adjacent crowd territory).
The division in crowd territory is by the decision of reprovision trigger event, and how to divide not is the emphasis of technical scheme of the present invention, and this paper does not limit its concrete realization.
Fig. 3,4 is the sketch map of the related various frequency spectrums of this paper, and wherein: Fig. 3 is the frequency spectrum state legend in target complex territory and adjacent crowd territory before the reprovision, and Fig. 4 is the frequency spectrum state legend in target complex territory and adjacent group of territories behind the reprovision.Among the figure:
Usable spectrum is meant: the frequency sets that all RAT (Radio Access Technology, wireless access technology) that the crowd supports in the territory can work;
Target complex territory usable spectrum is meant: the governable frequency spectrum set in target complex territory;
Adjacent crowd territory usable spectrum is meant: the governable frequency spectrum set in adjacent crowd territory;
Special-purpose frequency spectrum is meant: when the pre-group territory can be used, but the out of use frequency spectrum in other groups territory;
The special-purpose frequency spectrum in target complex territory is meant: the target complex territory can be used, but the out of use frequency spectrum set in adjacent crowd territory;
The special-purpose frequency spectrum in adjacent crowd territory is meant: adjacent crowd can use in the territory, but the out of use frequency spectrum set in target complex territory;
Shared frequency spectrum is meant: the common factor of target complex territory usable spectrum and adjacent crowd territory usable spectrum;
For adjacent crowd territory; The shared frequency spectrum in itself and target complex territory can be divided into can be sold frequency spectrum and can not sell frequency spectrum; Wherein, can sell frequency spectrum and be meant: adjacent crowd territory is shared and can be sold the frequency spectrum set of using to the target complex territory in the frequency spectrum under the prerequisite that satisfies expection service quality; Can not sell frequency spectrum is meant: share and remove the frequency spectrum set that can sell frequency spectrum in the frequency spectrum;
But the reprovision frequency spectrum is meant: the union of the frequency spectrum sold in the special-purpose frequency spectrum in target complex territory and its adjacent crowd territory.
Visible by Fig. 4, the frequency spectrum of sharing in the frequency spectrum sold possibly be discontinuous with selling frequency spectrum, and maybe be from the different working sub-district.
Inventive concept of the present invention is: current goal crowd territory obtains the frequency spectrum occupancy information in adjacent crowd territory, but and obtain the reprovision frequency spectrum in this target complex territory according to the frequency spectrum occupancy information calculations in the said adjacent crowd territory that obtains; When carrying out the frequency spectrum reprovision, but from said reprovision frequency spectrum, select subset of spectrum to distribute to the work sub-district in the current goal crowd territory.
Preferably, the frequency spectrum in the said subset of spectrum for the work cell allocation is continuous or discontinuous.
The work sub-district in target complex territory has one or more, and can be one also can be a plurality of for the subset of spectrum of work cell allocation.
Preferably, obtain the frequency spectrum occupancy information in adjacent crowd territory, for example joint resource management device (Joint Radio Resource Management is called for short JRRM) by the logical functional entity in current goal crowd territory.
Said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can not sell frequency spectrum, perhaps comprises the usable spectrum in adjacent crowd territory and can sell frequency spectrum.
If said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can not sell frequency spectrum,, the frequency spectrum occupancy information calculations in the said adjacent crowd territory that then said basis is obtained comprises: calculate the special-purpose frequency spectrum in acquisition target complex territory and the shared frequency spectrum in target complex territory and adjacent crowd territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory but obtaining the step of the reprovision spectrum pool in this target complex territory; Can not sell the frequency spectrum sold that spectrometer is calculated adjacent crowd territory according to said shared frequency spectrum and adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
If said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can sell frequency spectrum, but obtaining the step of the reprovision spectrum pool in this target complex territory, the frequency spectrum occupancy information calculations in the said adjacent crowd territory that then said basis is obtained comprises: calculate the special-purpose frequency spectrum in acquisition target complex territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
The target complex territory in the reprovision process, adjacent crowd territory maybe reprovision also reprovision not.If for the subset of spectrum of the cell allocation of working in the target complex territory just is certain current frequency spectrum that is using in work sub-district in the adjacent crowd territory; Then adjacent crowd redistributes new frequency spectrum for this work sub-district in the territory, and this subset of spectrum is still distributed to the work sub-district in the target complex territory.Particularly, select subset of spectrum to distribute to this work sub-district from the special-purpose frequency spectrum in adjacent crowd territory the frequency spectrum with selling.For the frequency spectrum in the subset of spectrum of this work cell allocation is continuous or discontinuous.
In the present embodiment, the target complex territory is the crowd territory that present embodiment is investigated, and as shown in Figure 5, collocation method specifically may further comprise the steps:
Step 1, the joint resource management device in target complex territory are obtained the frequency spectrum occupancy information in adjacent crowd territory;
In the present embodiment, obtain the frequency spectrum occupancy information in adjacent crowd territory by the joint resource management device in target complex territory.Frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can not sell frequency spectrum;
The joint resource management device can be the part of base station.
The joint resource management device obtains one of in the following manner the frequency spectrum occupancy information in adjacent crowd territory:
1, the frequency spectrum operating position in the adjacent crowd of the equipment perception in target complex territory territory and report to target complex territory (joint resource management device 1); The frequency spectrum operating position in the adjacent crowd territory that obtains in a period of time is added up in target complex territory (joint resource management device 1), obtains the frequency spectrum occupancy information in adjacent crowd territory; Said equipment comprises base station and/or terminal;
2, target complex territory (joint resource management device 1) obtains the frequency spectrum operating position in adjacent crowd territory through carrying out alternately with adjacent crowd territory (joint resource management device 2);
3, target complex territory (joint resource management device 1) combines the frequency spectrum operating position in the adjacent crowd territory of equipment perception in this group territory again through carrying out alternately with adjacent crowd territory (joint resource management device 2), obtains the frequency spectrum occupancy information in adjacent crowd territory.
Step 2 calculates the frequency spectrum sold in adjacent crowd territory, and this frequency spectrum set can be discontinuous;
Can not sell frequency spectrum with what the usable spectrum in adjacent crowd territory was removed adjacent crowd territory, obtain the frequency spectrum sold in adjacent crowd territory.
Step 3 according to the usable spectrum in adjacent crowd territory and the usable spectrum contrast in target complex territory, is confirmed the special-purpose frequency spectrum in target complex territory;
Step 4, the frequency spectrum sold in the special-purpose frequency spectrum in target complex territory and adjacent crowd territory is done union, but obtains the reprovision frequency spectrum in target complex territory;
Above-mentioned steps one to four can periodically be carried out, or in the time will carrying out the frequency spectrum reprovision, carries out again.
If carry out simultaneously, but need judge then whether the reprovision frequency spectrum that obtains is empty with the frequency spectrum reprovision, if, then frequency spectrum reprovision failure, but only when reprovision frequency spectrum when be empty, the following step 5 of execution.
Step 5 is carried out the frequency spectrum reprovision, but from the reprovision frequency spectrum, selects subset of spectrum to distribute to the work sub-district in the target complex territory, and this subset of spectrum can be continuous, also can be discontinuous.
When a plurality of work sub-district is arranged in the target complex territory, can select a plurality of subset of spectrum to distribute to this a plurality of work sub-district respectively.
Before the frequency spectrum reprovision or after, can also carry out the RAT configuration, particularly, comprise in the following situation any:
1, confirms new RAT for the sub-district in the target complex territory, and confirm shared frequency spectrum for new RAT;
2, confirm new frequency spectrum for the sub-district in the target complex territory, and then for confirming new RAT in each sub-district;
For example, new RAT is drafted for wherein a certain sub-district in the target complex territory, but and from the reprovision frequency spectrum, select to satisfy subset of spectrum that new RAT requires as new RAT with the frequency spectrum that takies.Like new RAT bandwidth of operation is xMHz, but then from the reprovision frequency spectrum, selects a subset of spectrum that comprises the xMHz bandwidth to distribute to new RAT, and the frequency spectrum in this subset of spectrum can be continuous, also can be discontinuous.
Preferably, after carrying out the frequency spectrum reprovision, the service quality in the target complex territory that taken new frequency spectrum is assessed,, then confirmed to continue to use this new frequency spectrum if service quality has raising before; If service quality has decline before, then still use the preceding frequency spectrum of configuration or redistribute frequency spectrum; If service quality is no change before, then both can continue to use the frequency spectrum before this new frequency spectrum also can use configuration, perhaps redistribute frequency spectrum, to this, the present invention does not limit.
The frequency spectrum reprovision device of realizing said method comprises the information acquisition module, computing module and frequency spectrum reprovision module, wherein:
Said information acquisition module is used to obtain the frequency spectrum occupancy information in the adjacent crowd territory in current goal crowd territory;
Said computing module, but be used for reprovision frequency spectrum according to the frequency spectrum occupancy information calculations acquisition target complex territory in the said adjacent crowd territory that obtains;
Said frequency spectrum reprovision module is used for when carrying out the frequency spectrum reprovision, but from said reprovision frequency spectrum, selects subset of spectrum to distribute to the work sub-district in the target complex territory.
Preferably, the frequency spectrum in the said subset of spectrum for the work cell allocation is continuous or discontinuous.
Preferably, said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can not sell frequency spectrum; Said computing module is further used for: calculate the special-purpose frequency spectrum in acquisition target complex territory and the shared frequency spectrum in target complex territory and adjacent crowd territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory; Can not sell the frequency spectrum sold that spectrometer is calculated adjacent crowd territory according to said shared frequency spectrum and adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
Preferably, said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can sell frequency spectrum; Said computing module is further used for: calculate the special-purpose frequency spectrum that obtains the target complex territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
Preferably; Said device also comprises the service quality assessment module; It is used for: after the work cell allocation subset of spectrum that said frequency spectrum reprovision module is the target complex territory; The service quality in the target complex territory of the new frequency spectrum of assessment use when the service quality before the service quality of said assessment disposes has raising, is sent reservation current frequency spectrum configure order to said frequency spectrum reprovision module.
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
Embodiment 1
As shown in Figure 6, in the present embodiment, the frequency spectrum in adjacent crowd territory does not carry out reprovision, only disposes the frequency spectrum in target complex territory.May further comprise the steps:
The execution sequence of step 601 and step 602 is not limit, and step 601 can be carried out after step 602.
Step 603 confirms to guarantee under the prerequisite of adjacent crowd territory expection service quality the frequency spectrum set that adjacent crowd can sell in the territory;
Said " selling " can be that sub-district and the cell reuse in the target complex territory in corresponding work channel or the adjacent crowd territory closed in the sub-district in the adjacent crowd territory.
Particularly, directly know, perhaps calculate the frequency spectrum sold of knowing adjacent crowd territory according to the frequency spectrum occupancy information in the adjacent crowd territory that obtains in the step 601.If comprise in the frequency spectrum occupancy information in adjacent crowd territory and can sell frequency spectrum; Then can directly know; If comprise usable spectrum and can not sell frequency spectrum in the frequency spectrum occupancy information in adjacent crowd territory; Then the usable spectrum in combining target crowd territory can calculate the frequency spectrum sold in adjacent crowd territory: do the shared frequency spectrum that common factor can obtain target complex territory and adjacent group of territories with the usable spectrum and the usable spectrum in adjacent crowd territory in target complex territory, that removes adjacent group of territories in this shared frequency spectrum can not sell the frequency spectrum sold that frequency spectrum behind the frequency spectrum is adjacent group of territories.
Step 604 is confirmed in the target complex territory frequency spectrum that do not taken by adjacent crowd territory, i.e. the special-purpose frequency spectrum in target complex territory;
Do the shared frequency spectrum that common factor can obtain target complex territory and adjacent crowd territory with the usable spectrum in the usable spectrum in target complex territory and adjacent crowd territory, the usable spectrum in target complex territory is removed the special-purpose frequency spectrum that frequency spectrum behind the shared frequency spectrum is the target complex territory.
The execution sequence of step 603 and step 604 is not limit.
Step 606 is treated allocating cell but from the reprovision frequency spectrum, select subset of spectrum to distribute in the target complex territory;
The RAT that treats allocating cell can be original RAT, or newly assigned RAT.
The subset of spectrum of distributing for the target complex territory in the present embodiment is not the frequency spectrum of the adjacent crowd current use in territory, therefore need not the frequency spectrum in the adjacent crowd of reprovision territory.
Treat that it also can be a plurality of that allocating cell can be one.For treating that passable one of subset of spectrum that allocating cell distributes also can be a plurality of.
It can be continuous or discontinuous distributing to the subset of spectrum of treating allocating cell in the target complex territory.
In the present embodiment,, then reconfigure frequency spectrum, perhaps also can finish the reprovision process if the new frequency spectrum of configuration can not make service quality improve.
Step 608 is with the subset of spectrum of the subset of spectrum of distributing for the target complex territory in the step 606 as final use.
Embodiment 2
As shown in Figure 7, in the present embodiment, the frequency spectrum in target complex territory and adjacent crowd territory all is configured.May further comprise the steps:
The execution sequence of step 701 and step 702 is not limit.
Step 703 confirms to guarantee under the prerequisite of adjacent crowd territory expection service quality the frequency spectrum set that adjacent crowd can sell in the territory;
Step 704 is confirmed in the target complex territory frequency spectrum that do not taken by adjacent crowd territory, i.e. the special-purpose frequency spectrum in target complex territory;
The execution sequence of step 703 and step 704 is not limit.
For example treating the subset of spectrum of configuration effort cell allocation for the target complex territory just is the current frequency spectrum that is using of sub-district m of working in the adjacent crowd territory; Then the joint resource management device in target complex territory is through mutual with the joint resource management device in adjacent crowd territory, and the joint resource management device that triggers adjacent crowd territory is from the special-purpose frequency spectrum in adjacent crowd territory and can not sell the frequency spectrum the new subset of spectrum of selection and distribute to work sub-district m.
The RAT that treats allocating cell can be original RAT, or newly assigned RAT;
Treat that it also can be a plurality of that allocating cell can be one.For treating that passable one of subset of spectrum that allocating cell distributes also can be a plurality of.
In the present embodiment,, then reconfigure frequency spectrum, perhaps also can finish the reprovision process if the new frequency spectrum of configuration can not make service quality improve.
One of ordinary skill in the art will appreciate that all or part of step in the said method can instruct related hardware to accomplish through program, said program can be stored in the computer-readable recording medium, like read-only memory, disk or CD etc.Alternatively, all or part of step of the foregoing description also can use one or more integrated circuits to realize.Correspondingly, each module in the foregoing description can adopt the form of hardware to realize, also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
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 (18)
1. frequency spectrum reallocating method comprises:
Current goal crowd territory obtains the frequency spectrum occupancy information in adjacent crowd territory, but and obtain the reprovision frequency spectrum in target complex territory according to the frequency spectrum occupancy information calculations in the said adjacent crowd territory that obtains; When carrying out the frequency spectrum reprovision, but from said reprovision frequency spectrum, select subset of spectrum to distribute to the work sub-district in the target complex territory.
2. the method for claim 1 is characterized in that:
Frequency spectrum in the said subset of spectrum for the work cell allocation is continuous or discontinuous.
3. the method for claim 1 is characterized in that:
Said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can not sell frequency spectrum.
4. method as claimed in claim 3 is characterized in that:
But the frequency spectrum occupancy information calculations in the said adjacent crowd territory that said basis is obtained obtains the step of the reprovision frequency spectrum in target complex territory to be comprised:
Calculate the special-purpose frequency spectrum in acquisition target complex territory and the shared frequency spectrum in target complex territory and adjacent crowd territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory; Can not sell the frequency spectrum sold that spectrometer is calculated adjacent crowd territory according to said shared frequency spectrum and adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
5. the method for claim 1 is characterized in that:
Said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can sell frequency spectrum.
6. method as claimed in claim 5 is characterized in that:
But the frequency spectrum occupancy information calculations in the said adjacent crowd territory that said basis is obtained obtains the step of the reprovision frequency spectrum in target complex territory to be comprised:
Calculate the special-purpose frequency spectrum that obtains the target complex territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
7. like each described method among the claim 1-6, it is characterized in that:
Said target complex territory is meant: the crowd territory of expecting reprovisions owing to following one or more reasons: load variations, resource optimization, performance optimization, new wireless access technology are set up;
Said adjacent crowd territory is meant: or overlapping adjacent with the target complex territory covers, partly or entirely can arrange the crowd territory that resource can be shared with the target complex territory.
8. like each described method among the claim 3-6, it is characterized in that:
Said usable spectrum is meant: the frequency sets that all wireless access technologys (RAT) that the crowd supports in the territory can be worked;
Target complex territory usable spectrum is meant: the governable frequency spectrum set in target complex territory;
Adjacent crowd territory usable spectrum is meant: the governable frequency spectrum set in adjacent crowd territory.
9. like claim 4 or 6 described methods, it is characterized in that:
Said special-purpose frequency spectrum is meant: when the pre-group territory can be used but the out of use frequency spectrum in other groups territory;
Said shared frequency spectrum is meant: the common factor of target complex territory usable spectrum and adjacent crowd territory usable spectrum;
The said frequency spectrum of selling is meant: adjacent crowd territory is shared and can be sold the frequency spectrum set of using to the target complex territory in the frequency spectrum under the prerequisite that satisfies expection service quality;
The said frequency spectrum of can not selling is meant: share and remove the frequency spectrum set that can sell frequency spectrum in the frequency spectrum.
10. the method for claim 1 is characterized in that: said current goal crowd territory obtains one of in the following manner the frequency spectrum occupancy information in adjacent crowd territory:
The frequency spectrum operating position in the adjacent crowd of the equipment perception in target complex territory territory also reports to the target complex territory, and the frequency spectrum operating position in the adjacent crowd territory that the target complex territory obtained in statistics a period of time obtains the frequency spectrum occupancy information in adjacent group of territories;
The target complex territory obtains the frequency spectrum operating position in adjacent crowd territory through carrying out alternately with adjacent crowd territory;
The target complex territory combines the frequency spectrum operating position in the adjacent crowd territory of equipment perception in this group territory again through carrying out alternately with adjacent crowd territory, obtains the frequency spectrum occupancy information in adjacent crowd territory.
11. the method for claim 1 is characterized in that: said method also comprises:
When carrying out the frequency spectrum reprovision in target complex territory, if for the subset of spectrum of the cell allocation of working in the target complex territory is certain current frequency spectrum that is using in work sub-district in the adjacent crowd territory, then adjacent crowd territory is that new frequency spectrum is redistributed in affiliated work sub-district.
12. method as claimed in claim 11 is characterized in that:
Said adjacent crowd territory is that the step that new frequency spectrum is redistributed in affiliated work sub-district comprises: adjacent crowd territory selects subset of spectrum to distribute to said work sub-district from own can not selling frequency spectrum and the special-purpose frequency spectrum, for the frequency spectrum in the subset of spectrum of the work cell allocation in the adjacent group of territories is continuous or discontinuous.
13. the method for claim 1 is characterized in that: said method also comprises:
After the work cell allocation subset of spectrum in the target complex territory, the service quality in the target complex territory of new frequency spectrum is used in assessment, when the service quality before the service quality of said assessment disposes has raising, keeps the current frequency spectrum configuration.
14. a frequency spectrum reprovision device comprises the information acquisition module, computing module and frequency spectrum reprovision module, wherein:
Said information acquisition module is used to obtain the frequency spectrum occupancy information in the adjacent crowd territory in current goal crowd territory;
Said computing module, but be used for reprovision frequency spectrum according to the frequency spectrum occupancy information calculations acquisition target complex territory in the said adjacent crowd territory that obtains;
Said frequency spectrum reprovision module is used for when carrying out the frequency spectrum reprovision, but from said reprovision frequency spectrum, selects subset of spectrum to distribute to the work sub-district in the target complex territory.
15. device as claimed in claim 14 is characterized in that:
Frequency spectrum in the said subset of spectrum for the work cell allocation is continuous or discontinuous.
16. device as claimed in claim 14 is characterized in that:
Said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can not sell frequency spectrum;
Said computing module is further used for: calculate the special-purpose frequency spectrum in acquisition target complex territory and the shared frequency spectrum in target complex territory and adjacent crowd territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory; Can not sell the frequency spectrum sold that spectrometer is calculated adjacent crowd territory according to said shared frequency spectrum and adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
17. device as claimed in claim 14 is characterized in that:
Said frequency spectrum occupancy information comprises the usable spectrum in adjacent crowd territory and can sell frequency spectrum;
Said computing module is further used for: calculate the special-purpose frequency spectrum that obtains the target complex territory according to the usable spectrum in target complex territory and the usable spectrum in adjacent crowd territory; But the union of the frequency spectrum sold in the special-purpose frequency spectrum in said target complex territory and adjacent crowd territory constitutes the reprovision frequency spectrum in target complex territory.
18. device as claimed in claim 14 is characterized in that:
Said device also comprises the service quality assessment module; It is used for: after the work cell allocation subset of spectrum that said frequency spectrum reprovision module is the target complex territory; The service quality in the target complex territory of new frequency spectrum is used in assessment; When the service quality before the service quality of said assessment disposes has raising, send reservation current frequency spectrum configure order to said frequency spectrum reprovision module.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102296045A CN102333316A (en) | 2010-07-13 | 2010-07-13 | Frequency spectrum reallocation method and device |
| PCT/CN2010/078879 WO2012006842A1 (en) | 2010-07-13 | 2010-11-18 | Spectrum re-assignment method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2010102296045A CN102333316A (en) | 2010-07-13 | 2010-07-13 | Frequency spectrum reallocation method and device |
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| CN102333316A true CN102333316A (en) | 2012-01-25 |
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| CN2010102296045A Pending CN102333316A (en) | 2010-07-13 | 2010-07-13 | Frequency spectrum reallocation method and device |
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| CN (1) | CN102333316A (en) |
| WO (1) | WO2012006842A1 (en) |
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| WO2012006842A1 (en) | 2012-01-19 |
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