CN103858506B - Resource allocation methods and device - Google Patents
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- CN103858506B CN103858506B CN201280027042.3A CN201280027042A CN103858506B CN 103858506 B CN103858506 B CN 103858506B CN 201280027042 A CN201280027042 A CN 201280027042A CN 103858506 B CN103858506 B CN 103858506B
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- 238000013468 resource allocation Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000013507 mapping Methods 0.000 claims abstract description 39
- 238000005516 engineering process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
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Abstract
The embodiment of the present invention provides a kind of resource allocation methods and device, and this method includes：The corresponding frequency resource use pattern of first community is obtained, wherein, the frequency resource use pattern of the first community cell adjacent thereto is differed；According to frequency resource use pattern and the mapping relations of frequency resource, the corresponding frequency resource of the corresponding first frequency resource use pattern of the first community is obtained respectively, and give the first community by the first frequency resource allocation.The embodiment of the present invention, by obtaining the corresponding resource use pattern of first community, obtain the corresponding first frequency resource of first community frequency resource use pattern respectively again, and give corresponding first community by the first frequency resource allocation, because first community cell adjacent thereto uses different resource use patterns, so that the frequency resource that each cell is used is on the basis of can be with fractional reuse, disturb as small as possible, so that cell Mean Speed and edge customer speed are improved significantly.
Description
Technical field
The present invention relates to the communication technology, more particularly to a kind of resource allocation methods and device.
Background technology
In order to fully, reasonably utilize frequency resource, OFDM is mainly used in the prior art（Orthogonal
Frequency Division Multiplexing, abbreviation OFDM）Technology.At present, there is the whole world micro- using the system of OFDM technology
Ripple interconnection access（Worldwide Interoperability for Microwave Access, abbreviation WIMAX）With drill for a long time
Enter（Long Term Evolution, abbreviation LTE）, and the WIMAX and LTE mainly use the single time slot in OFDM technology
Frequency multiplexing mode, such as, each cell uses identical frequency resource in network.
But, if in the network of station spacing very little（Such as Japanese soft silver, about 100 meters of station spacing）In, minizone can be caused
Serious interference, the problem of the Mean Speed and very low edge customer speed of cell.
The content of the invention
The embodiment of the present invention is provided in a kind of resource allocation methods and device, the network to solve station spacing very little, small
The problem of interval serious interference.
First aspect of the embodiment of the present invention provides a kind of resource allocation methods, including：
The corresponding frequency resource use pattern of first community is obtained, wherein, the frequency of the first community cell adjacent thereto
Rate resource use pattern is differed；
According to frequency resource use pattern and the mapping relations of frequency resource, corresponding first frequency of the first community is obtained
The corresponding frequency resource of rate resource use pattern, and give the first community by the first frequency resource allocation.
With reference in a first aspect, in the first possible embodiment of first aspect, the acquisition first community is corresponding
Frequency resource use pattern, including：
According to the ID of the first community, using formula M=cell_ID mod3, obtain corresponding with the first community
First frequency resource use pattern M；
Wherein, cell_ID represents that the ID of the cell, mod represent complementation, and M is integer.
With reference to the first possible embodiment of first aspect or first aspect, second in first aspect is possible
In embodiment, when the frequency resource is PUSCH RB, the corresponding first frequency resource of the acquisition first community is used
Before pattern, methods described also includes：
PUSCH RB in system are divided, the mapping relations of frequency resource use pattern and frequency resource are obtained.
With reference to second of possible embodiment of first aspect, in the third possible embodiment of first aspect
In, the mapping relations of the frequency resource use pattern and frequency resource include：First frequency resource use pattern and described
The corresponding first frequency resource of one frequency resource use pattern；Second frequency resource use pattern and the second frequency resource make
With the corresponding second frequency resource of pattern；3rd pattern and the corresponding 3rd frequency money of the 3rd frequency resource use pattern
Source；
Wherein, the first frequency resource includes 1~ceil of serial number (N*x) PUSCH RB；
WhenWhen, the second frequency resource includes serial numberPUSCH RB；Or, whenWhen, the second frequency resource
Including serial numberPUSCH RB；
WhenWhen, the 3rd frequency resource includes serial numberPUSCH RB；Or, whenWhen, the 3rd frequency
Resource includes serial numberPUSCH RB；
X represents that the available PUSCH RB of each cell account for N number of PUSCH in system bandwidth in the system set in advance
RB ratio,Ceil represents to round up.
With reference to second of the possible embodiment or the third possible embodiment of first aspect, in first aspect
In 4th kind of possible embodiment, the PUSCH RB in system are divided, and obtain the corresponding frequency of each cell
Before resource use pattern, in addition to：
According to the frequency size of each PUSCH RB in the system, according to order from small to large, to the system band
N number of PUSCH RB are ranked up in wide；
To the PUSCH RB after sequence, a sequence is distributed to each PUSCH RB successively from small to large according to frequency
Number.
Second aspect of the embodiment of the present invention provides a kind of resource allocation device, including：
Acquisition module, for obtaining the corresponding first frequency resource use pattern of first community, wherein, the first community
The frequency resource use pattern of cell adjacent thereto is differed；
Distribute module, for the mapping relations according to frequency resource use pattern and frequency resource, obtains described first small
The corresponding first frequency resource of the corresponding first frequency resource use pattern in area, and by the first frequency resource allocation to described
First community.
With reference to second aspect, in the first possible embodiment of second aspect, the acquisition module, specifically for
According to the ID of the first community, using formula M=cell_ID mod3, first frequency corresponding with the first community is obtained
Resource use pattern M；
Wherein, cell_ID represents that the ID of the cell, mod represent complementation, and M is integer.
With reference to the first possible embodiment of second aspect or second aspect, second in second aspect is possible
In embodiment, when the frequency resource is PUSCH RB, described device also includes：
Resource division module, for being divided to the PUSCH RB in system, obtains frequency resource use pattern and frequency
The mapping relations of rate resource.
With reference to second of possible embodiment of second aspect, in the third possible embodiment of second aspect
In, the resource division module includes：
Division unit, for being divided to the PUSCH RB in system, obtains three frequency resource use patterns；
Setting unit, for set the corresponding first frequency resource of first frequency resource use pattern include serial number 1~
Ceil (N*x) PUSCH RB；
The setting unit is additionally operable to work asWhen, set second frequency resource use pattern corresponding
Second frequency resource includes serial numberPUSCH RB；Or, whenWhen, set the second frequency resource to include serial numberPUSCH RB；
The setting unit is additionally operable to work asWhen, the 3rd frequency resource use pattern correspondence is set
The 3rd frequency resource include serial numberPUSCHRB；Or, whenWhen, set the 3rd frequency resource to include serial numberPUSCH RB；
Wherein, x represents that the available PUSCH RB of each cell account for N number of in system bandwidth in the system set in advance
PUSCH RB ratio,Ceil represents to round up.
With reference to second of the possible embodiment or the third possible embodiment of second aspect, in second aspect
In 4th kind of possible embodiment, described device also includes：
Order module, for the frequency size according to each PUSCH RB in the system, according to order from small to large,
N number of PUSCH RB in the system bandwidth are ranked up；
Sequence number distribute module, for the PUSCH RB after sequence, according to frequency from small to large successively to each described
PUSCH RB distribute a sequence number.
The third aspect of the embodiment of the present invention provides a kind of resource allocation device, including：
Memory, for store instruction；
Processor, is coupled with the memory, and the processor, which is configured as calling and performed, is stored in the memory
In instruction, be specially：
The processor, for obtaining the corresponding first frequency resource use pattern of first community, wherein, described first is small
The frequency resource use pattern of area's cell adjacent thereto is differed；
The processor, for the mapping relations according to frequency resource use pattern and frequency resource, obtains described first
The corresponding frequency resource of the corresponding first frequency resource use pattern of cell, and by the first frequency resource allocation to described the
One cell.
With reference to the third aspect, in the first possible embodiment of the third aspect, the processor, specifically for root
According to the ID of the first community, using formula M=cell_ID mod3, first frequency money corresponding with the first community is obtained
Source use pattern M；
Wherein, cell_ID represents that the ID of the cell, mod represent complementation, and M is integer.
With reference to the first embodiment of the third aspect or the third aspect, in second of possible embodiment party of the third aspect
In formula, when the frequency resource is PUSCH RB, the processor is additionally operable to divide the PUSCH RB in system, obtains
Take the mapping relations of frequency resource use pattern and frequency resource.
With reference to second of possible embodiment of the third aspect, in the third possible embodiment of the third aspect
In, the processor, specifically for being divided to the PUSCH RB in system, obtains three frequency resource use patterns；
The processor, specifically for setting the corresponding first frequency resource of first frequency resource use pattern to include sequence number
For 1~ceil (N*x) PUSCH RB；WhenWhen, set second frequency resource use pattern corresponding
Second frequency resource includes serial numberPUSCH RB；Or, whenWhen, set the second frequency resource to include serial numberPUSCH RB；WhenWhen, set
Corresponding 3rd frequency resource of 3rd frequency resource use pattern includes serial number's
PUSCH RB；Or, whenWhen, set the 3rd frequency resource to include serial numberPUSCH RB；Wherein, x represents set in advance described
Each available PUSCH RB of cell account for the ratio of N number of PUSCH RB in system bandwidth in system,Ceil represent to
On round.
With reference to second of the possible embodiment or the third possible embodiment of the third aspect, in the third aspect
In 4th kind of possible embodiment, the processor is additionally operable to the frequency size according to each PUSCH RB in the system,
According to order from small to large, N number of PUSCH RB in the system bandwidth are ranked up；To the PUSCH RB after sequence, press
A sequence number is distributed according to frequency to each PUSCH RB successively from small to large.
The embodiment of the present invention, by obtaining the corresponding resource use pattern of each cell so that neighbor cell uses different
Frequency resource use pattern so that each inter-cell interference reduces, so that cell Mean Speed and edge customer speed are obtained
Significantly improve.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
The schematic flow sheet for the resource allocation methods embodiment one that Fig. 1 provides for the present invention；
Fig. 2 for the resource allocation methods that provide of the present invention based on schematic diagram of a scenario；
The mapping relations of frequency resource use pattern and frequency resource in the resource allocation methods that Fig. 3 provides for the present invention
Figure；
The mapping of another frequency resource use pattern and frequency resource is closed in the resource allocation methods that Fig. 4 provides for the present invention
System's figure；
The mapping of another frequency resource use pattern and frequency resource is closed in the resource allocation methods that Fig. 5 provides for the present invention
System's figure；
The schematic flow sheet for the resource allocation methods embodiment two that Fig. 6 provides for the present invention；
The structural representation for the resource allocation device embodiment one that Fig. 7 provides for the present invention；
The structural representation for the resource allocation device embodiment two that Fig. 8 provides for the present invention；
The structural representation for another resource allocation device embodiment one that Fig. 9 provides for the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The schematic flow sheet for the resource allocation methods embodiment one that Fig. 1 provides for the present invention, including：
S101, the corresponding first frequency resource use pattern of acquisition first community, wherein, the first community is adjacent thereto small
The frequency resource use pattern in area is different.
In the present embodiment, it is preferred that at least one frequency resource use pattern can be preset as the case may be, so that
The frequency resource use pattern for obtaining neighbor cell is different.It should be noted that the first community can represent any cell.
S102, the mapping relations according to frequency resource use pattern and frequency resource, obtain first community corresponding first
The corresponding first frequency resource of frequency resource use pattern, and give the first community by above-mentioned first frequency resource allocation.
Can obtain first community correspondence specifically, obtaining the corresponding frequency resource use pattern of first community
Frequency resource use pattern numbering, further gone to inquire about the specific corresponding frequency money of the pattern according to the numbering of the pattern
Source, i.e., according to frequency usage pattern and the mapping relations of frequency resource, to obtain corresponding frequency resource.
In the present embodiment, by obtaining the corresponding frequency resource use pattern of first community, used further according to frequency resource
The mapping relations of pattern and frequency resource, obtain the corresponding frequency resource of first community frequency resource use pattern, and by this frequently
Rate resource allocation gives the first community, small because the frequency resource use pattern of first community cell adjacent thereto is differed
Interval interference is reduced as far as possible, so that cell Mean Speed and edge customer speed are improved significantly.
Fig. 2 for the resource allocation methods that provide of the present invention based on schematic diagram of a scenario, the concrete application of the embodiment of the present invention
Scene be base distance between sites very little network in, it is necessary to explanation, three kinds of frequency resource use patterns are preset in the present embodiment,
It can be numbered against Three models：Pattern 0, pattern 1 and pattern 2.In fact, can have two kinds or two kinds in application scenarios
The different frequency resource use pattern of the above, the embodiment of the present invention is mainly entered by taking three kinds of different frequency resource use patterns as an example
Row explanation.
As shown in Fig. 2 wherein, each hexagon represents a cell, arrow direction indication represents antenna main lobe direction.
One cell can have 6 adjacent cells, and adjacent cell has 3 two-by-two.In such cases, three kinds are preset
Frequency resource use pattern, can cause adjacent cell to use different frequency resources；
Or, in another case, as shown in Fig. 2 wherein dash area can represent a base station（Such as eNB）Lower bag
3 cells contained, it is assumed that be first community, second community, the 3rd cell, wherein, three cells neighbor cell each other.Meanwhile,
Three kinds of frequency resource use patterns are preset, are first community distribution first frequency resource, the e.g. corresponding frequency of pattern 0 is provided
Source；Second frequency resource, the e.g. corresponding frequency resource of pattern 1 are distributed for second community；For the frequency of the 3rd cell distribution the 3rd
Rate resource, the e.g. corresponding frequency of pattern 2 can thus cause adjacent cell to be provided using different frequencies than resource
Source.
Further, in an alternative embodiment of the invention, a kind of S101 specific implementation is：According to the first community
Identity Code（Identity, abbreviation ID）, using formula M=cell_ID mod3, obtain corresponding with the first community the
One frequency resource use pattern M.
Wherein, cell_ID represents that the ID of above-mentioned first community, mod represent complementation, and M is integer, specific cell_
ID mod3 result has been only possible to 0,1,2 three kind, just correspond to above-mentioned pattern 0, pattern 1 and pattern 2, if it is 0 to try to achieve M,
So the first community is used（It is i.e. corresponding）First frequency resource use pattern is pattern 0, so under general scene just
It can realize that pattern used in neighbor cell is different.
Optionally, when said frequencies resource is Physical Uplink Shared Channel（Physical Uplink Shared
Channel, abbreviation PUSCH）Resource block（Resource Block, abbreviation RB）When, before S101, this method also includes：
According to the frequency size of each PUSCH RB in system, according to order from small to large, in said system bandwidth
N number of PUSCH RB be ranked up, for the PUSCH RB after sequence, according to frequency from small to large successively to each above-mentioned
PUSCH RB distribute a sequence number；Specifically, said system can be LTE system.
When said frequencies resource is PUSCH RB, the PUSCH RB in system are divided, obtaining frequency resource makes
With pattern and the mapping relations of frequency resource.
Specifically, the mapping relations of frequency resource use pattern and frequency resource include：First frequency resource use pattern
First frequency resource corresponding with the first frequency resource use pattern；Second frequency resource use pattern and the second frequency are provided
The corresponding second frequency resource of source use pattern；3rd pattern the 3rd frequency money corresponding with the 3rd frequency resource use pattern
Source；
Wherein, in pattern 0, i.e. first frequency resource use pattern, corresponding first frequency resource include serial number 1~
Ceil (N*x) PUSCH RB；
In pattern 1, i.e. second frequency resource use pattern, whenWhen, corresponding second frequency money
Source includes serial numberPUSCH RB；Or, whenWhen, correspondence
Second frequency resource include serial numberPUSCH RB；
In pattern 2, i.e. the 3rd frequency resource use pattern, whenWhen, corresponding 3rd frequency
Resource includes serial numberPUSCH RB；Or, when
When, corresponding 3rd frequency resource includes serial number's
PUSCH RB；
Wherein, x represents that each available PUSCH RB of cell account for N number of in system bandwidth in said system set in advance
PUSCH RB ratio, wherein,N is that the sum of PUSCH RB resources can be used in system, and ceil represents to take upwards
It is whole.
For example, exemplified by with N=90, x=1/2, in pattern 0, first frequency resource includes serial number
PUSCH RB, i.e., the PUSCH RB of 1~No. 45；In pattern 1,It is therefore, corresponding less than 90
Second frequency resource includes serial numberPUSCH RB, i.e., 31~No. 75 PUSCH
RB；In pattern 2,More than 90, therefore, corresponding 3rd frequency resource includes serial numberThe PUSCH RB of i.e. 61~No. 90 and 1~No. 15.
The mapping relations of frequency resource use pattern and frequency resource in the resource allocation methods that Fig. 3 provides for the present invention
The mapping relations figure of another frequency resource use pattern and frequency resource in figure, the resource allocation methods that Fig. 4 provides for the present invention,
The mapping relations figure of another frequency resource use pattern and frequency resource, Fig. 3 in the resource allocation methods that Fig. 5 provides for the present invention
Dash area represents available frequency resource in~Fig. 5.
It should be noted that it can be seen that the frequency resource used in above-mentioned Three models can partially overlap, because
If the serious interference of minizone can be made by being completely superposed, if frequency resource completely misaligned and that each cell can be caused to assign to
Very little, therefore in the present embodiment interference problem, and frequency resource problem have been considered, have rule of thumb been set with concrete application scene
Fixed suitable x values, determine a more preferred scheme.As shown in figure 3, during for x=1/3, frequency resource use pattern and frequency
The mapping relations of resource, now, the frequency resource in Three models are completely misaligned.As shown in figure 4, being 1/3<During x≤2/3,
The mapping relations of frequency resource use pattern and frequency resource, now, the frequency resource in Three models partially overlap.Such as Fig. 5
It is shown, it is x>When 2/3, the mapping relations of frequency resource use pattern and frequency resource, now, the frequency resource in Three models
Partially overlap.
The schematic flow sheet for the resource allocation methods embodiment two that Fig. 6 provides for the present invention, as shown in fig. 6, this method
Whole flow process is：
Each available PUSCH RB of cell account for the ratio of N number of PUSCH RB in system bandwidth in S601, initialization system, its
In
S602, according to said system bandwidth and Physical Uplink Control Channel（Physical Uplink Control
Channel, abbreviation PUCCH）The RB of occupancy, determines available PUSCH resources in system.
For example, system bandwidth is 20M, generally the two ends of system bandwidth are PUCCH, if the PUCCH per one end
Account for 1M, then can know, the 18M of center section is available PUSCH resources.
S603, the frequency size according to each PUSCH RB in said system, according to order from small to large, to above-mentioned system
N number of PUSCH RB are ranked up in regiment commander is wide.
S604, to the PUSCH RB after sequence, according to frequency from small to large successively to each above-mentioned PUSCH RB distribution one
Individual sequence number.
S605, the PUSCH RB in system are divided, obtain the mapping of frequency resource use pattern and frequency resource
Relation.
Wherein, the frequency money in S605 in the mapping relations and above-described embodiment of frequency resource use pattern and frequency resource
Source use pattern is identical with the mapping relations of frequency resource, and here is omitted.
S606, the corresponding first frequency resource use pattern of acquisition first community so that the frequency resource of neighbor cell makes
It is different with pattern.
S607, the mapping relations according to frequency resource use pattern and frequency resource, obtain first community corresponding first
The corresponding first frequency resource of frequency resource use pattern, and give the first community by the first frequency resource allocation.
In the present embodiment, performing the resource allocation device of method can be integrated on the scheduler in the base station of network side.
In the present embodiment, by being divided to the PUSCH RB in system, and neighbor cell is caused to use different frequencies
Rate resource use pattern, and the ratio and resource allocation algorithm of total resources are accounted for by setting the available resource of each cell, it is real
Show in the network of station spacing very little so that the frequency resource that each cell is used is on the basis of can be with fractional reuse, interference
It is as small as possible, so that cell Mean Speed and edge customer speed are improved significantly.
The structural representation for the resource allocation device embodiment one that Fig. 7 provides for the present invention, the device can be integrated in net
On scheduler in the base station of network side, as shown in fig. 7, the device includes：Acquisition module 701 and distribute module 702, wherein：
Acquisition module 701, for obtaining the corresponding first frequency resource use pattern of first community, wherein, this is first small
The frequency resource use pattern of area's cell adjacent thereto is differed；
Distribute module 702, for the mapping relations according to frequency resource use pattern and frequency resource, is obtained described respectively
The corresponding frequency resource of the corresponding first frequency resource use pattern of first community, and by the first frequency resource allocation to institute
State first community.
The resource allocation device of this implementation can perform the technical scheme of embodiment of the method shown in Fig. 1, its realization principle phase
Similar, here is omitted.
In the present embodiment, by obtaining the corresponding frequency resource use pattern of first community, used further according to frequency resource
The mapping relations of pattern and frequency resource, obtain the corresponding frequency resource of first community frequency resource use pattern, and by this frequently
Rate resource allocation gives the first community, small because the frequency resource use pattern of first community cell adjacent thereto is differed
Interval interference reduction, so that cell Mean Speed and edge customer speed are improved significantly.
Further, acquisition module 701, specifically for the ID according to the cell, using formula M=cell_ID mod3,
Obtain first frequency resource use pattern M corresponding with the first community；Wherein, cell_ID represents the ID of the cell,
Mod represents complementation, and M is integer.
The structural representation for the resource allocation device embodiment two that Fig. 8 provides for the present invention, as shown in figure 8, in Fig. 7 base
On plinth, the device also includes：Resource division module 703, order module 704 and sequence number distribute module 705, when said frequencies resource
During for PUSCH RB, wherein：
Resource division module 703, for being divided to the PUSCH RB in system, obtain frequency resource use pattern and
The mapping relations of frequency resource.
Specifically, resource division module 703 includes：Division unit 801 and setting unit 802, wherein：
Division unit 801, for being divided to the PUSCH RB in system, obtains three frequency resource use patterns；
Setting unit 802, for setting the corresponding first frequency resource of first frequency resource use pattern to include serial number 1
~ceil (N*x) PUSCH RB；
The setting unit 802 is additionally operable to work asWhen, second frequency resource use pattern correspondence is set
Second frequency resource include serial numberPUSCH RB；Or, whenWhen, set the second frequency resource to include serial numberPUSCH RB；
The setting unit 802 is additionally operable to work asWhen, the 3rd frequency resource use pattern correspondence is set
The 3rd frequency resource include serial numberPUSCH RB；Or, whenWhen, set the 3rd frequency resource to include serial numberPUSCH RB；
Wherein, x represents that the available PUSCH RB of each cell account for N number of in system bandwidth in the system set in advance
PUSCH RB ratio,Ceil represents to round up.
Further, order module 704, for the frequency size according to each PUSCH RB in the system, according to from
It is small to arrive big order, N number of PUSCH RB in the system bandwidth are ranked up；
Sequence number distribute module 705, for the PUSCH RB after sequence, according to frequency from small to large successively to each described
PUSCH RB distribute a sequence number.
The resource allocation device of this implementation can perform the technical scheme of embodiment of the method shown in Fig. 1, its realization principle phase
Similar, here is omitted.
In the present embodiment, divided by the use pattern to PUSCH RB in system, and neighbor cell is used
Different frequency resource use patterns, and account for by setting the available resource of each cell the ratio and resource allocation of total resources
Algorithm, is realized in the network of station spacing very little so that the frequency resource that each cell is used is can be with the basis of fractional reuse
On, disturb as small as possible, so that cell Mean Speed and edge customer speed are improved significantly.
The structural representation for another resource allocation device embodiment one that Fig. 9 provides for the present invention, as shown in figure 9, the dress
Put including：Memory 901 and processor 902, wherein：
Memory 901, for store instruction；
Processor 902, is coupled with above-mentioned memory 901, the processor 902 be configured as calling and perform be stored in it is above-mentioned
Instruction in memory 901, be specially：
Processor 902, for obtaining the corresponding first frequency resource use pattern of first community, wherein, described first is small
The frequency resource use pattern of area's cell adjacent thereto is differed；Closed according to the mapping of frequency resource use pattern and frequency resource
System, obtains the corresponding frequency resource of the corresponding first frequency resource use pattern of the first community, and by the first frequency
Resource allocation gives the first community.
Further, processor 902, specifically for the ID according to the first community, using formula M=cell_ID
Mod3, obtains first frequency resource use pattern M corresponding with the first community；Wherein, cell_ID represents the cell
ID, mod represent complementation, and M is integer.When the frequency resource is PUSCH RB, the processor 902 is additionally operable to system
Interior PUSCH RB are divided, and obtain the mapping relations of frequency resource use pattern and frequency resource.
Processor 902, specifically for being divided to the PUSCH RB in system, obtains three frequency resources and uses mould
Formula；The corresponding first frequency resource of first frequency resource use pattern is set to include 1~ceil of serial number (N*x) PUSCH
RB；WhenWhen, set the corresponding second frequency resource of second frequency resource use pattern to include serial numberPUSCH RB；Or, whenWhen, the second frequency is set
Resource includes serial numberPUSCH RB；WhenWhen, set corresponding 3rd frequency resource of the 3rd frequency resource use pattern to include serial numberPUSCH RB；Or, whenWhen, set the described 3rd
Frequency resource includes serial numberPUSCH RB；Wherein, x
Represent that available PUSCH RB of each cell in the system set in advance account for the ratio of N number of PUSCH RB in system bandwidth,Ceil represents to round up.
Processor 902, is additionally operable to the frequency size according to each PUSCH RB in the system, suitable according to from small to large
Sequence, is ranked up to N number of PUSCH RB in the system bandwidth；To the PUSCH RB after sequence, according to frequency from small to large according to
It is secondary to distribute a sequence number to each PUSCH RB.
In the present embodiment, by being divided to the PUSCH RB in system, and neighbor cell is caused to use different frequencies
Rate resource use pattern, and the ratio and resource allocation algorithm of total resources are accounted for by setting the available resource of each cell, it is real
Show in the network of station spacing very little so that the frequency resource that each cell is used is on the basis of can be with fractional reuse, interference
It is as small as possible, so that cell Mean Speed and edge customer speed are improved significantly.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
Programmed instruction related hardware is completed, and foregoing program can be stored in a computer read/write memory medium, the program
Upon execution, the step of including above method embodiment is performed；And foregoing storage medium includes：ROM, RAM, magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (9)
1. a kind of resource allocation methods, it is characterised in that including：
The corresponding first frequency resource use pattern of first community is obtained, wherein, the frequency of the first community cell adjacent thereto
Rate resource use pattern is differed；
According to frequency resource use pattern and the mapping relations of frequency resource, the corresponding first frequency money of the first community is obtained
The corresponding first frequency resource of source use pattern, and give the first community by the first frequency resource allocation；
When the frequency resource is PUSCH RB, the corresponding first frequency resource use pattern of the acquisition first community it
Before, methods described also includes：
PUSCH RB in system are divided, the mapping relations of frequency resource use pattern and frequency resource are obtained；
The mapping relations of the frequency resource use pattern and frequency resource include：First frequency resource use pattern and described
The corresponding first frequency resource of one frequency resource use pattern；Second frequency resource use pattern and the second frequency resource make
With the corresponding second frequency resource of pattern；3rd frequency resource use pattern and the 3rd frequency resource use pattern are corresponding
3rd frequency resource；
Wherein, the first frequency resource includes 1~ceil of serial number (N*x) PUSCH RB；
WhenWhen, the second frequency resource includes serial number's
PUSCH RB；Or, whenWhen, the second frequency resource includes serial numberPUSCH RB；
WhenWhen, the 3rd frequency resource includes serial numberPUSCH RB；Or, whenWhen, the 3rd frequency
Resource includes serial numberPUSCH RB；
X represents that the available PUSCH RB of each cell account for N number of PUSCH RB in system bandwidth in the system set in advance
Ratio,Ceil represents to round up.
2. according to the method described in claim 1, it is characterised in that the corresponding frequency resource of first community that obtains uses mould
Formula, including：
According to the ID of the first community, using formula M=cell_ID mod 3, corresponding with the first community the is obtained
One frequency resource use pattern M；
Wherein, cell_ID represents that the ID of the cell, mod represent complementation, and M is integer.
3. method according to claim 1 or 2, it is characterised in that the PUSCH RB in system are divided, and are obtained
Before the mapping relations for taking frequency resource use pattern and frequency resource, methods described also includes：
According to the frequency size of each PUSCH RB in the system, according to order from small to large, to N in the system bandwidth
Individual PUSCH RB are ranked up；
To the PUSCH RB after sequence, a sequence number is distributed to each PUSCH RB successively from small to large according to frequency.
4. a kind of resource allocation device, it is characterised in that including：
Acquisition module, for obtaining the corresponding first frequency resource use pattern of first community, wherein, the first community and its
The frequency resource use pattern of neighbor cell is differed；
Distribute module, for the mapping relations according to frequency resource use pattern and frequency resource, obtains the first community pair
The corresponding first frequency resource of first frequency resource use pattern answered, and give described first by the first frequency resource allocation
Cell；
When the frequency resource is PUSCH RB, in addition to：
Resource division module, for being divided to the PUSCH RB in system, obtains frequency resource use pattern and frequency money
The mapping relations in source；
The resource division module includes：
Division unit, for being divided to the PUSCH RB in system, obtains three frequency resource use patterns；
Setting unit, for setting the corresponding first frequency resource of first frequency resource use pattern to include 1~ceil of serial number
(N*x) PUSCH RB；
The setting unit is additionally operable to work asWhen, second frequency resource use pattern corresponding second is set
Frequency resource includes serial numberPUSCH RB；Or, when
When, set the second frequency resource to include serial number's
PUSCH RB；
The setting unit is additionally operable to work asWhen, the 3rd frequency resource use pattern corresponding the is set
Three frequency resources include serial numberPUSCH RB；Or, whenWhen, set the 3rd frequency resource to include serial numberPUSCH RB；
Wherein, x represents that the available PUSCH RB of each cell account for N number of PUSCH in system bandwidth in the system set in advance
RB ratio,Ceil represents to round up.
5. device according to claim 4, it is characterised in that the acquisition module, specifically for small according to described first
The ID in area, using formula M=cell_ID mod 3, obtains first frequency resource use pattern corresponding with the first community
M；
Wherein, cell_ID represents that the ID of the cell, mod represent complementation, and M is integer.
6. the device according to claim 4 or 5, it is characterised in that also include：
Order module, for the frequency size according to each PUSCH RB in the system, according to order from small to large, to institute
N number of PUSCH RB in system bandwidth are stated to be ranked up；
Sequence number distribute module, for the PUSCH RB after sequence, according to frequency from small to large successively to each PUSCH
RB distributes a sequence number.
7. a kind of resource allocation device, it is characterised in that including：
Memory, for store instruction；
Processor, is coupled with the memory, and the processor is configured as calling and performed and is stored in the memory
Instruction, be specially：
The processor, for obtaining the corresponding first frequency resource use pattern of first community, wherein, the first community with
The frequency resource use pattern of its neighbor cell is differed；
The processor, for the mapping relations according to frequency resource use pattern and frequency resource, obtains the first community
The corresponding first frequency resource of corresponding first frequency resource use pattern, and by the first frequency resource allocation to described the
One cell；
When the frequency resource is PUSCH RB, the processor is additionally operable to divide the PUSCH RB in system, obtains
Take the mapping relations of frequency resource use pattern and frequency resource；
The processor, specifically for being divided to the PUSCH RB in system, obtains three frequency resource use patterns；
The processor, specifically for setting the corresponding first frequency resource of first frequency resource use pattern to include serial number 1
~ceil (N*x) PUSCH RB；WhenWhen, second frequency resource use pattern corresponding second is set
Frequency resource includes serial numberPUSCH RB；Or, when
When, set the second frequency resource to include serial number's
PUSCH RB；WhenWhen, set corresponding 3rd frequency resource of the 3rd frequency resource use pattern to include
Serial numberPUSCH RB；Or, whenWhen, institute is set
Stating the 3rd frequency resource includes serial numberPUSCH RB；
Wherein, x represents that the available PUSCH RB of each cell account for N number of PUSCH RB in system bandwidth in the system set in advance
Ratio,Ceil represents to round up.
8. device according to claim 7, it is characterised in that the processor, specifically for according to the first community
ID, using formula M=cell_ID mod 3, obtain first frequency resource use pattern M corresponding with the first community；
Wherein, cell_ID represents that the ID of the cell, mod represent complementation, and M is integer.
9. the device according to claim 7 or 8, it is characterised in that the processor, is additionally operable to according to every in the system
Individual PUSCH RB frequency size, according to order from small to large, is ranked up to N number of PUSCH RB in the system bandwidth；
To the PUSCH RB after sequence, a sequence number is distributed to each PUSCH RB successively from small to large according to frequency.
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| PCT/CN2012/087649 WO2014101039A1 (en) | 2012-12-27 | 2012-12-27 | Method and device for resource allocation |
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|---|---|---|---|---|
| CN1885752A (en) * | 2005-06-20 | 2006-12-27 | 华为技术有限公司 | Multi-cell frequency multiplex realizing method |
| CN101841819A (en) * | 2010-05-06 | 2010-09-22 | 工业和信息化部电信传输研究所 | Dispatching method for reducing interference of PDCCH of a plurality of small areas of LTE system and device |
| CN102547727A (en) * | 2010-12-31 | 2012-07-04 | ***通信集团公司 | Frequency band distribution method and device |
| EP2506643A1 (en) * | 2009-11-26 | 2012-10-03 | Huawei Technologies Co., Ltd. | Resources allocation method and apparatus of multiple relays orthogonal frequency division multiplexing (ofdm) system |
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| EP3094123B1 (en) * | 2006-03-21 | 2019-10-16 | Telefonaktiebolaget LM Ericsson (publ) | Measurement-assisted dynamic frequency-reuse in cellular telecommuncations networks |
| US8837396B2 (en) * | 2009-02-10 | 2014-09-16 | Telefonaktiebolaget L M Ericsson (Publ) | Mapping user data onto a time-frequency resource grid in a coordinated multi-point wireless communication sytem |
| CN102612044B (en) * | 2011-12-21 | 2015-04-08 | 华为技术有限公司 | Adjusting method and device of frequency band modes |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1885752A (en) * | 2005-06-20 | 2006-12-27 | 华为技术有限公司 | Multi-cell frequency multiplex realizing method |
| EP2506643A1 (en) * | 2009-11-26 | 2012-10-03 | Huawei Technologies Co., Ltd. | Resources allocation method and apparatus of multiple relays orthogonal frequency division multiplexing (ofdm) system |
| CN101841819A (en) * | 2010-05-06 | 2010-09-22 | 工业和信息化部电信传输研究所 | Dispatching method for reducing interference of PDCCH of a plurality of small areas of LTE system and device |
| CN102547727A (en) * | 2010-12-31 | 2012-07-04 | ***通信集团公司 | Frequency band distribution method and device |
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