CN107948985B - Light-carried wireless accesses the Beam resources distribution method in network - Google Patents
Light-carried wireless accesses the Beam resources distribution method in network Download PDFInfo
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- CN107948985B CN107948985B CN201711237182.4A CN201711237182A CN107948985B CN 107948985 B CN107948985 B CN 107948985B CN 201711237182 A CN201711237182 A CN 201711237182A CN 107948985 B CN107948985 B CN 107948985B
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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
- H04W16/10—Dynamic resource partitioning
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0086—Network resource allocation, dimensioning or optimisation
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention provides the Beam resources distribution method in a kind of light-carried wireless access network, comprising: determines the size minNumO of initial ONU set by threshold formula, and opens the antenna under ONU set；If judging, there are at least one can carry beam in initial ONU setiONU when, then by beamiBeam can be carried by being assigned toiONU in；If judgement, which is known not depositing in ONU set, any can carry beamiONU when, then judge in the antenna set up to standard of ONU set with the presence or absence of at least bi.Antenna a antenna up to standard；If judgement, which is known, has at least b in antenna set up to standardi.Antenna when a antenna up to standard, then by beamiIt is assigned to bi.Antenna in a antenna up to standard.Beam resources distribution method in light-carried wireless access network provided by the invention, according to the bandwidth request of user wave beam, dynamically by beam allocation into ONU on the wireless resource block of antenna up to standard, and beam is mapped to by the connection relationship of antenna and ONU in the forward pass light resource where ONU, reduce the waste of forward pass bandwidth, while improving the utilization rate of radio resource.
Description
Technical field
The present invention relates to the Beam resources in wireless light communication technical field more particularly to a kind of light-carried wireless access network
Distribution method.
Background technique
In beam forming (beamforming) technology, aerial array is transferred signals in the form of wave beam (beam)
User equipment (User Equipment, abbreviation UE), a beam is carried jointly by mutiple antennas, and these antenna is with similar frequency bands
The range simultaneous transmission beam.Since optical network unit (Optical Network Unit, abbreviation ONU) and the connection of antenna are
Fixed, beam is assigned to the process on the wireless resource block of antenna, that is, beam is assigned to the ONU institute of antenna connection
Process on the wavelength of occupancy.Therefore, it in Beam resource allocation process, needs to join wavelength, antenna, wireless resource block
Close distribution.
In the prior art, there are two types of the distribution methods of Beam resource, first is that minimizing the distribution method of forward pass bandwidth, the party
Method first arranges all beam descendings according to the size of the data volume of each beam, then descending according to the data volume of beam
Successively beam is assigned in the ONU set (ONU List) having turned on.When the current beam of every sub-distribution, if in ONU List
A certain ONU surplus resources (referring to remaining antenna number and the remaining number of resource blocks of every antenna) can carry the beam, then immediately
Distribution；If can not carry, new ONU is opened to distribute current beam.Second is that maximizing the distribution side of wireless resource utility efficiency
Method, first according to each beam data volume size, by all beam descendings arrange, then according to the data volume of beam by greatly to
It is small to be successively assigned to beam in the ONU List having turned on.When the current beam of every sub-distribution, if a certain ONU in ONU List
Surplus resources can carry the beam, then distribute immediately；If can not carry, selection will carry the antenna assignment of the beam to not
With in ONU (abbreviated here as beam cutting), it is preferential that antenna surplus resources is selected (to refer to that antenna is remaining and when distributing antenna
Number of resource blocks) small antenna.
Above two method is analyzed it is found that minimizing the distribution method of forward pass bandwidth, ensure that the day for carrying any beam
Line is all from an ONU, therefore inevitably will increase the unlatching quantity of ONU or antenna, so that radio resource be caused to utilize
The low technical problem of rate；And the distribution method of wireless resource utility efficiency is maximized, there is more beam to need different ONU resources
Carrying, although improving wireless resource utility efficiency, causes the waste of forward pass bandwidth.
Summary of the invention
(1) technical problems to be solved
The object of the present invention is to provide the Beam resources distribution methods in a kind of light-carried wireless access network, solve existing
The technical issues of Beam resources distribution method wireless resource utility efficiency and forward pass bandwidth waste in technology.
(2) technical solution
In order to solve the above-mentioned technical problem, on the one hand, the present invention provides the wave beam money in a kind of light-carried wireless access network
Source distribution method, comprising:
The size minNumO of initial ONU set is determined by threshold formula；And open minNumO ONU；
If judgement knows that there are at least one can carry beam in ONU setiONU when, then by the beamiDistribution
To the beam can be carriediONU in, the beamiFor i-th of wave beam to be allocated, 1≤i≤n, n are institute to be allocated
There is the quantity of wave beam；The ONU collection is combined into the set for the ONU having turned on；
If judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then judge day up to standard
It whether there is at least b in line seti.Antenna a antenna up to standard；The antenna set up to standard is to own in ONU set
ONU in all residual capacities more than or equal to bi.RB antenna set；The antenna up to standard is the antenna set up to standard
In one group of same band limits in continuous resource number of blocks be more than or equal to bi.RB antenna, the biIt .Antenna is described
beamiAntenna number, the biIt .RB is the beamiResource block RB number, the residual capacity be current antenna can carry
The continuous RB number of maximum；
If judgement, which is known, has at least b in the antenna set up to standardiIt .Antenna, then will be described when a antenna up to standard
beamiIt is assigned to bi.Antenna in a antenna up to standard.
Further, further includes:
If judgement knows that there is no at least b in the antenna set up to standardi.Antenna it when a antenna up to standard, then opens new
ONU, and by the beamiIt is assigned in the new ONU.
Further, if the judgement knows that there are at least one can carry beam in ONU setiONU when, then will
The beamiThe beam can be carried by being assigned toiONU in specifically:
If judgement knows that the beam can be carried by only existing one in the ONU setiONU when, then will be described
beamiBeing assigned to described can carry the beamiONU in；
If judgement, which is known in the ONU set, can carry the beam there are multipleiONU when, then by the beami
Being assigned to number lesser can carry the beamiONU in.
Further, if the judgement knows there is at least b in the antenna set up to standardi.Antenna a antenna up to standard
When, then by the beamiIt is assigned to bi.Antenna in a antenna up to standard specifically:
If judgement, which is known in antenna set up to standard, only exists bi.Antenna when a antenna up to standard, then by the beamiDistribution
To the bi.Antenna in a antenna up to standard；
If judgement knows that the quantity of antenna up to standard present in the antenna set up to standard is greater than bi.Antenna, then from institute
It states in antenna set up to standard, selects bi.Antenna a best antenna up to standard, the bi.Antenna belonging to a best antenna up to standard
ONU number it is minimum, and by the beamiIt is assigned to the bi.Antenna in a best antenna up to standard.
On the other hand, the present invention provides the Beam resources distributor in a kind of light-carried wireless access network, comprising:
Computing module, for determining the size minNumO of initial ONU set by threshold formula；
Opening module, for opening minNumO ONU；
First distribution module, if for judging to know that there are at least one can carry beam in ONU setiONU when,
Then by the beamiThe beam can be carried by being assigned toiONU in, the beamiFor i-th of wave beam to be allocated, 1≤i
≤ n, n are the quantity of all wave beams to be allocated；The ONU collection is combined into the set for the ONU having turned on；
Judgment module, if judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then use
In judging in antenna set up to standard with the presence or absence of at least bi.Antenna a antenna up to standard；The antenna set up to standard is described
The set of antenna of all residual capacities more than or equal to bi.RB in ONU set in all ONU；The antenna up to standard is institute
It states continuous resource number of blocks in one group of same band limits in antenna set up to standard and is more than or equal to bi.RB antenna, it is described
biIt .Antenna is the beamiAntenna number, the biIt .RB is the beamiResource block RB number, the residual capacity is
The continuous RB number of the maximum that current antenna can carry；
Second distribution module, if judgement, which is known, has at least b in the antenna set up to standardi.Antenna a antenna up to standard
When, then it is used for the beamiIt is assigned to bi.Antenna in a antenna up to standard.
In another aspect, the electronics that the present invention provides a kind of Beam resources distribution accessed in network for light-carried wireless is set
It is standby, comprising:
Memory and processor, the processor and the memory complete mutual communication by bus；It is described to deposit
Reservoir is stored with the program instruction that can be executed by the processor, and it is above-mentioned that the processor calls described program instruction to be able to carry out
Method.
Another aspect, the present invention provide a kind of computer program product, and the computer program product is non-including being stored in
Computer program in transitory computer readable storage medium, the computer program include program instruction, when described program refers to
When order is computer-executed, the computer is made to execute above-mentioned method.
Another aspect, the present invention provide a kind of computer readable storage medium, are stored thereon with computer program, the meter
Calculation machine program realizes above-mentioned method when being executed by processor.
(3) beneficial effect
Beam resources distribution method in light-carried wireless access network provided by the invention, is asked according to the bandwidth of user wave beam
It asks, dynamically beam is assigned in ONU on the wireless resource block of antenna, and by the corresponding relationship of antenna and ONU by beam
It is mapped in forward pass light resource, so that reducing the waste of forward pass bandwidth under the premise of meeting beam forming performance, mentioning simultaneously
The high utilization rate of radio resource.
Detailed description of the invention
Fig. 1 is the Beam resources distribution method schematic diagram accessed in network according to the light-carried wireless of the embodiment of the present invention；
Fig. 2 is the Beam resources distribution method logic flow accessed in network according to the light-carried wireless of the embodiment of the present invention
Figure；
Fig. 3 is the assigning process that the Beam resources distribution method in network is accessed according to the light-carried wireless of the embodiment of the present invention
Schematic diagram；
Fig. 4 is the Beam resources distributor schematic diagram accessed in network according to the light-carried wireless of the embodiment of the present invention；
Fig. 5 is the electronic equipment provided in an embodiment of the present invention that the Beam resources distribution in network is accessed for light-carried wireless
Structural schematic diagram.
Specific embodiment
In order to keep the purposes, technical schemes and advantages of the embodiment of the present invention clearer, implement below in conjunction with the present invention
Attached drawing in example, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiment of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment 1:
Fig. 1 is the Beam resources distribution method schematic diagram accessed in network according to the light-carried wireless of the embodiment of the present invention, such as
Shown in Fig. 1, the embodiment of the present invention provides the Beam resources distribution method in a kind of light-carried wireless access network, comprising:
Step S10, the size minNumO of initial ONU set is determined by threshold formula；And open minNumO ONU；
If step S20, judgement knows that there are at least one can carry beam in ONU setiONU when, then will be described
beamiThe beam can be carried by being assigned toiONU in, the beamiFor i-th of wave beam to be allocated, 1≤i≤n, n be to
The quantity of all wave beams of distribution；The ONU collection is combined into the set for the ONU having turned on；
If step S30, judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then sentence
Break in antenna set up to standard with the presence or absence of at least bi.Antenna a antenna up to standard；The antenna set up to standard is the ONU collection
The set of antenna of all residual capacities more than or equal to bi.RB in conjunction in all ONU；The antenna up to standard is described up to standard
Continuous resource number of blocks is more than or equal to b in one group of same band limits in antenna seti.RB antenna, the bi.Antenna
For the beamiAntenna number, the biIt .RB is the beamiResource block RB number, the residual capacity be current antenna energy
The continuous RB number of the maximum enough carried；
If step S40, judgement, which is known, has at least b in the antenna set up to standardi.Antenna when a antenna up to standard, then
By the beamiIt is assigned to bi.Atena in a antenna up to standard.
Further, further includes:
If judgement knows that there is no at least b in the antenna set up to standardi.Antenna it when a antenna up to standard, then opens new
ONU, and by the beamiIt is assigned in the new ONU.
Further, if the judgement knows that there are at least one can carry beam in ONU setiONU when, then will
The beamiThe beam can be carried by being assigned toiONU in specifically:
If judgement knows that the beam can be carried by only existing one in the ONU setiONU when, then will be described
beamiBeing assigned to described can carry the beamiONU in；
If judgement, which is known in the ONU set, can carry the beam there are multipleiONU when, then by the beami
Being assigned to number lesser can carry the beamiONU in.
Further, if the judgement knows there is at least b in the antenna set up to standardi.Antenna a antenna up to standard
When, then by the beamiIt is assigned to bi.Antenna in a antenna up to standard specifically:
If judgement, which is known in antenna set up to standard, only exists bi.Antenna when a antenna up to standard, then by the beamiDistribution
To the bi.Antenna in a antenna up to standard；
If judgement knows that the quantity of antenna up to standard present in the antenna set up to standard is greater than bi.Antenna, then from institute
It states in antenna set up to standard, selects bi.Antenna a best antenna up to standard, the bi.Antenna belonging to a best antenna up to standard
ONU number it is minimum, and by the beamiIt is assigned to the bi.Antenna in a best antenna up to standard.
Specifically, Fig. 2 is that the Beam resources distribution method accessed in network according to the light-carried wireless of the embodiment of the present invention is patrolled
Flow chart is collected, as shown in Figure 2.
Firstly, according to the beam of all users under a remote radio unit (RRU) (Remote Radio Unit, RRU), each
The data volume of beam, i.e., the bandwidth of each beam are ranked up all beam according to the descending sequence of data volume, put
Enter in set B, forms the set B of all beam.
Then, need to carry minimum ONU that all beam need in the total amount of data computational theory according to all beam
Number minNumO；And open minNumO ONU.The minNumO ONU composition ONU set of unlatching, i.e. ONU List.
By beam resource see as number of resource blocks and antenna array at two-dimentional resource, then beamiResource size it is practical
For bi.RB×bi.Antenna, wherein beamiFor i-th of beam, biIt .RB is the resource block RB number of i-th of beam,
biIt .Antenna is the antenna number of i-th of beam；Similarly, the two dimension that ONU is made of antenna number and antenna maximum resource block number
The total resources of resource, an ONU is represented by O.RB × O.Antenna, wherein and O.RB indicates the RB number of an antenna,
O.Antenna indicates the antenna number of an ONU.Therefore, theoretical minimum needs the ONU number opened to be represented by all beam's
The ratio of total resources and an ONU total resources, calculation formula are as follows:
Wherein, minNumO is the minimum ONU number for theoretically carrying all beam and needing, biIt .RB is i-th of beam's
Resource block RB number, 1≤i≤n, n are the quantity of all beam to be allocated, biIt .Antenna is the antenna number of i-th of beam,
O.RB indicates that the RB number of an antenna, O.Antenna indicate the antenna number of an ONU.
Then, the sequence descending according to the data volume of each beam, is allocated each beam, if judgement is known
There are at least one can carry beam in ONU setiONU when, then by the beamiThe beam can be carried by being assigned toi
ONU in, the beamiFor i-th of wave beam to be allocated, 1≤i≤n, n are the quantity of all wave beams to be allocated；It is described
ONU collection is combined into the set for the ONU having turned on.
Logical flow chart as shown in Figure 2 calculates minimum ONU several minNumO first, and and opens minNumO
ONU gathers as initial ONU.Judge whether all beam distribute, if do not distributed, is successively taken from set B
Beam outi, ONU List is traversed, beam is worked asiWhen can distribute any one ONU into ONU List, distribute immediately.
If judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then judge day up to standard
It whether there is at least b in line seti.Antenna a antenna up to standard；The antenna set up to standard is to own in ONU set
ONU in all residual capacities more than or equal to bi.RB antenna set；The antenna up to standard is the antenna set up to standard
In one group of same band limits in continuous resource number of blocks be more than or equal to bi.RB antenna, the biIt .Antenna is described
beamiAntenna number, the biIt .RB is the beamiResource block RB number, the residual capacity be current antenna can carry
The continuous RB number of maximum；
If judgement, which is known, has at least b in the antenna set up to standardiIt .Antenna, then will be described when a antenna up to standard
beamiIt is assigned to bi.Antenna in a antenna up to standard.
Logical flow chart as shown in Figure 2, if know cannot be by the beam for judgementiIt is assigned in the ONU List
In any one ONU, then residual capacity is searched in set ONU List and be more than or equal to bi.RB all antennas are put into a collection
In conjunction, antenna set s up to standard is constituted.Antenna set s up to standard is searched for, if at least there is b in antenna set s up to standardi.Antenna
When a antenna up to standard, then by the beamiIt is assigned to bi.Antenna in a antenna up to standard.
Further, if judgement knows that there is no at least b in the antenna set up to standardi.Antenna a antenna up to standard
When, then open new ONU, and by the beamiIt is assigned in the new ONU.
Logical flow chart as shown in Figure 2, if judgement knows that there is no at least in the antenna set up to standard
bi.Antenna when a antenna up to standard, then new ONU is opened, and by the beamiA part is assigned to the ONU in ONU List
Antenna in, remainder is assigned in the antenna of new ONU.
Further, if judgement knows that the beam can be carried by only existing one in the ONU setiONU when, then
By the beamiBeing assigned to described can carry the beamiONU in；
If judgement, which is known in the ONU set, can carry the beam there are multipleiONU when, then by the beami
Being assigned to number lesser can carry the beamiONU in.
Logical flow chart as shown in Figure 2, by ONU gather in ONU arranged according to number sequence from small to large, judgement
ONUkBeam can be carriedi, ONUkThe ONU for being k for number, if ONUkBeam cannot be carriedi, then judge ONUk+1It can carry
beami.All ONU in ONU set are successively traversed according to the sequence of number from small to large, institute can be carried simply by the presence of one
State beamiONU when, then immediately by beamiDistribution is into satisfactory ONU.
Further, if judgement, which is known in antenna set up to standard, only exists bi.Antenna when a antenna up to standard, then by institute
State beamiIt is assigned to the bi.Antenna in a antenna up to standard；
If judgement knows that the quantity of antenna up to standard present in the antenna set up to standard is greater than bi.Antenna, then from institute
It states in antenna set up to standard, selects bi.Antenna a best antenna up to standard, the bi.Antenna belonging to a best antenna up to standard
ONU number it is minimum, and by the beamiIt is assigned to the bi.Antenna in a best antenna up to standard.
Logical flow chart as shown in Figure 2, all residual capacities in ONU all in ONU set are greater than etc.
It is put into a set in the antenna of bi.RB, constitutes antenna set s up to standard.If there was only b in antenna set s up to standardi.Antenna a
When antenna up to standard, then by the beamiIt is assigned to the bi.Antenna in a antenna up to standard.
If the quantity of antenna up to standard present in antenna set s up to standard is greater than bi.Antenna, then from the antenna up to standard
In set, multiple groups antenna up to standard is selected, the number of every group of antenna up to standard is bi.Antenna, and from this multiple groups antenna up to standard select
One group of antenna most preferably up to standard out, ONU number belonging to group antenna most preferably up to standard is minimum, and by the beamiIt is assigned to described
bi.Antenna in a best antenna up to standard.
Below with a specific example, beam distribution method during the embodiment of the present invention will be further explained:
Fig. 3 is the assigning process that the Beam resources distribution method in network is accessed according to the light-carried wireless of the embodiment of the present invention
Schematic diagram, as shown in figure 3, there are three ONU, respectively ONU1, ONU2 and ONU3 under a RRU, the antenna being connect with each ONU
It is the six roots of sensation, under current state, there are six UE access at the RRU altogether, respectively UE1, UE2, UE3, UE4, UE5 and UE6.
According to the total resources of the beam of all UE and an ONU total resources, needed according to all beam are theoretically carried
The calculation formula of the several minNumO of minimum ONU wanted, calculating minNumO is 2, then opens ONU1 and ONU2, and by ONU1
It is put into a set with ONU2, constitutes ONU set, i.e. ONU List.
It is ordered from large to small according to the data volume of each beam, sequence are as follows: beam1、beam2、beam3、beam4、
beam5、beam6, beam1、beam2、beam3、beam4、beam5And beam6Respectively UE1, UE2, UE3, UE4, UE5 and UE6 couple
The beam answered.
Successively by beam1、beam2、beam3、beam4、beam5And beam6Any one ONU being assigned in ONU List
In.First by beam1It is assigned in ONU1, ONU1 can carry beam1, by beam2It is assigned in ONU1, ONU1 can be carried
beam2；As distribution beam3Shi Faxian, ONU1 cannot carry beam3, but ONU2 can carry beam3, then by beam3It is assigned to
In ONU2；Then, respectively by beam4And beam5It is separately dispensed into ONU2, ONU2 can carry beam4And beam5；Work as distribution
beam6Shi Faxian, ONU1 and ONU2 cannot individually carry beam6, but have in ONU1 4 antennas residual capacity be greater than etc.
In b6.RB, the residual capacity of 3 antennas is more than or equal to b in ONU26.RB, beam6Antenna number b6It .Antenna is 6, b6.RB
For the beam6RB number, then by beam6It distributes in 6 antennas in ONU1 and ONU2.
Key point of the invention is the opportunity of cutting beam, by setting ONU threshold value, so that resource block quantity is biggish
A part of beam is not necessarily to cutting, and reaches ONU and open the threshold value of number later again to beam cutting.One beam is assigned to multiple
Abbreviation cutting in ONU.
Beam resources distribution method in light-carried wireless access network provided by the invention, is asked according to the bandwidth of user wave beam
It asks, dynamically beam is assigned in ONU on the wireless resource block of antenna, and by the corresponding relationship of antenna and ONU by beam
It is mapped in forward pass light resource, so that reducing the waste of forward pass bandwidth under the premise of meeting beam forming performance, mentioning simultaneously
The high utilization rate of radio resource.
Embodiment 2:
Fig. 4 is the Beam resources distributor schematic diagram accessed in network according to the light-carried wireless of the embodiment of the present invention, such as
Shown in Fig. 4, the embodiment of the present invention provides the Beam resources distributor in a kind of light-carried wireless access network, above-mentioned for executing
Method described in embodiment specifically includes computing module 10, opening module 20, the first distribution module 30, judgment module 40 and
Two distribution modules 50, wherein
Computing module 10, for determining the size minNumO of initial ONU set by threshold formula；
Opening module 20, for opening minNumO ONU.
First distribution module 30, if judgement knows that there are at least one can carry beam in ONU setiONU when, then
For by the beamiThe beam can be carried by being assigned toiONU in, the beamiFor i-th of wave beam to be allocated, 1≤
I≤n, n are the quantity of all wave beams to be allocated；The ONU collection is combined into the set for the ONU having turned on；
Judgment module 40, if judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then
For judging in antenna set up to standard with the presence or absence of at least bi.Antenna a antenna up to standard；The antenna set up to standard is described
The set of antenna of all residual capacities more than or equal to bi.RB in ONU set in all ONU；The antenna up to standard is institute
It states continuous resource number of blocks in one group of same band limits in antenna set up to standard and is more than or equal to bi.RB antenna, it is described
biIt .Antenna is the beamiAntenna number, the biIt .RB is the beamiResource block RB number, the residual capacity is
The continuous RB number of the maximum that current antenna can carry；
Second distribution module 50, if judgement, which is known, has at least b in the antenna set up to standardi.Antenna a day up to standard
When line, then it is used for the beamiIt is assigned to bi.Antenna in a antenna up to standard.
Beam resources distributor in light-carried wireless access network provided by the invention, is asked according to the bandwidth of user wave beam
It asks, dynamically beam is assigned in ONU on the wireless resource block of antenna, and by the corresponding relationship of antenna and ONU by beam
It is mapped in forward pass light resource, so that reducing the waste of forward pass bandwidth under the premise of meeting beam forming performance, mentioning simultaneously
The high utilization rate of radio resource.
Embodiment 3:
Fig. 5 is the electronic equipment provided in an embodiment of the present invention that the Beam resources distribution in network is accessed for light-carried wireless
Structural schematic diagram, as shown in figure 5, the equipment includes: processor (processor) 801,802 He of memory (memory)
Bus 803；
Wherein, processor 801 and memory 802 complete mutual communication by the bus 803；
Processor 801 is used to call the program instruction in memory 802, to execute provided by above-mentioned each method embodiment
Method, for example,
The size minNumO of initial ONU set is determined by threshold formula；And open minNumO ONU；
If judgement knows that there are at least one can carry beam in ONU setiONU when, then by the beamiDistribution
To the beam can be carriediONU in, the beamiFor i-th of wave beam to be allocated, 1≤i≤n, n are institute to be allocated
There is the quantity of wave beam；The ONU collection is combined into the set for the ONU having turned on；
If judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then judge day up to standard
It whether there is at least b in line seti.Antenna a antenna up to standard；The antenna set up to standard is to own in ONU set
ONU in all residual capacities more than or equal to bi.RB antenna set；The antenna up to standard is the antenna set up to standard
In one group of same band limits in continuous resource number of blocks be more than or equal to bi.RB antenna, the biIt .Antenna is described
beamiAntenna number, the biIt .RB is the beamiResource block RB number, the residual capacity be current antenna can carry
The continuous RB number of maximum；
If judgement, which is known, has at least b in the antenna set up to standardiIt .Antenna, then will be described when a antenna up to standard
beamiIt is assigned to bi.Antenna in a antenna up to standard.
Embodiment 4:
The embodiment of the present invention discloses a kind of computer program product, and the computer program product is non-transient including being stored in
Computer program on computer readable storage medium, the computer program include program instruction, when described program instructs quilt
When computer executes, computer is able to carry out method provided by above-mentioned each method embodiment, for example,
The size minNumO of initial ONU set is determined by threshold formula；And open minNumO ONU；
If judgement knows that there are at least one can carry beam in ONU setiONU when, then by the beamiDistribution
To the beam can be carriediONU in, the beamiFor i-th of wave beam to be allocated, 1≤i≤n, n are institute to be allocated
There is the quantity of wave beam；The ONU collection is combined into the set for the ONU having turned on；
If judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then judge day up to standard
It whether there is at least b in line seti.Antenna a antenna up to standard；The antenna set up to standard is to own in ONU set
ONU in all residual capacities more than or equal to bi.RB antenna set；The antenna up to standard is the antenna set up to standard
In one group of same band limits in continuous resource number of blocks be more than or equal to bi.RB antenna, the biIt .Antenna is described
beamiAntenna number, the biIt .RB is the beamiResource block RB number, the residual capacity be current antenna can carry
Maximum RB number；
If judgement, which is known, has at least b in the antenna set up to standardiIt .Antenna, then will be described when a antenna up to standard
beamiIt is assigned to bi.Antenna in a antenna up to standard.
Embodiment 5:
The embodiment of the present invention provides a kind of non-transient computer readable storage medium, the non-transient computer readable storage
Medium storing computer instruction, the computer instruction make the computer execute side provided by above-mentioned each method embodiment
Method, for example,
The size minNumO of initial ONU set is determined by threshold formula；And open minNumO ONU；
If judgement knows that there are at least one can carry beam in ONU setiONU when, then by the beamiDistribution
To the beam can be carriediONU in, the beamiFor i-th of wave beam to be allocated, 1≤i≤n, n are institute to be allocated
There is the quantity of wave beam；The ONU collection is combined into the set for the ONU having turned on；
If judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then judge day up to standard
It whether there is at least b in line seti.Antenna a antenna up to standard；The antenna set up to standard is to own in ONU set
ONU in all residual capacities more than or equal to bi.RB antenna set；The antenna up to standard is the antenna set up to standard
In one group of same band limits in continuous resource number of blocks be more than or equal to bi.RB antenna, the biIt .Antenna is described
beamiAntenna number, the biIt .RB is the beamiResource block RB number, the residual capacity be current antenna can carry
The continuous RB number of maximum；
If judgement, which is known, has at least b in the antenna set up to standardiIt .Antenna, then will be described when a antenna up to standard
beamiIt is assigned to bi.Antenna in a antenna up to standard.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above method embodiment can pass through
The relevant hardware of program instruction is completed, and program above-mentioned can be stored in a computer readable storage medium, the program
When being executed, step including the steps of the foregoing method embodiments is executed；And storage medium above-mentioned includes: ROM, RAM, magnetic disk or light
The various media that can store program code such as disk.
The embodiments such as device and equipment described above are only schematical, wherein described be used as separate part description
Unit may or may not be physically separated, component shown as a unit may or may not be
Physical unit, it can it is in one place, or may be distributed over multiple network units.It can be according to the actual needs
Some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying
In the case where creative labor, it can understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers
It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation
Method described in certain parts of example or embodiment.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (7)
1. the Beam resources distribution method in a kind of light-carried wireless access network characterized by comprising
The size minNumO of initial ONU set is determined by threshold formula；And open minNumO ONU；
If judgement knows that there are at least one can carry beam in ONU setiONU when, then by the beamiBeing assigned to can
To carry the beamiONU in, the beamiFor i-th of wave beam to be allocated, 1≤i≤n, n are all waves to be allocated
The quantity of beam；The ONU collection is combined into the set for the ONU having turned on；
If judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then judge antenna set up to standard
In whether there is at least bi.Antenna a antenna up to standard；The antenna set up to standard is in ONU all in ONU set
All residual capacities more than or equal to bi.RB antenna set；The antenna up to standard is one in the antenna set up to standard
Continuous resource number of blocks is more than or equal to b in the same band limits of groupi.RB antenna, the biIt .Antenna is the beami's
Antenna number, the biIt .RB is the beamiResource block RB number, the residual capacity is the most Dalian that can carry of current antenna
Continuous RB number；
If judgement, which is known, has at least b in the antenna set up to standardi.Antenna when a antenna up to standard, then by the beamiPoint
It is fitted on bi.Antenna in a antenna up to standard.
2. the method according to claim 1, wherein further include:
If judgement knows that there is no at least b in the antenna set up to standardi.Antenna it when a antenna up to standard, then opens newly
ONU, and by the beamiIt is assigned in the new ONU.
3. the method according to claim 1, wherein if the judgement knows that there are at least one in ONU set
Beam can be carriediONU when, then by the beamiThe beam can be carried by being assigned toiONU in specifically:
If judgement knows that the beam can be carried by only existing one in the ONU setiONU when, then by the beamiPoint
Being fitted on described can carry the beamiONU in；
If judgement, which is known in the ONU set, can carry the beam there are multipleiONU when, then by the beamiDistribution
The beam can be carried to number is lesseriONU in.
4. the method according to claim 1, wherein if the judgement knows in the antenna set up to standard exist
At least bi.Antenna when a antenna up to standard, then by the beamiIt is assigned to bi.Antenna specific in a antenna up to standard
Are as follows:
If judgement, which is known in antenna set up to standard, only exists bi.Antenna when a antenna up to standard, then by the beamiIt is assigned to institute
State bi.Antenna in a antenna up to standard；
If judgement knows that the quantity of antenna up to standard present in the antenna set up to standard is greater than bi.Antenna, then it is reached from described
It marks in antenna set, selects bi.Antenna a best antenna up to standard, the bi.Antenna belonging to a best antenna up to standard
ONU number is minimum, and by the beamiIt is assigned to the bi.Antenna in a best antenna up to standard.
5. the Beam resources distributor in a kind of light-carried wireless access network characterized by comprising
Computing module, for determining the size minNumO of initial ONU set by threshold formula；
Opening module, for opening minNumO ONU；
First distribution module, if for judging to know that there are at least one can carry beam in ONU setiONU when, then will
The beamiThe beam can be carried by being assigned toiONU in, the beamiFor i-th of wave beam to be allocated, 1≤i≤n, n
For the quantity of all wave beams to be allocated；The ONU collection is combined into the set for the ONU having turned on；
Judgment module, if judgement, which is known not depositing in ONU set, any can carry the beamiONU when, then for sentencing
Break in antenna set up to standard with the presence or absence of at least bi.Antenna a antenna up to standard；The antenna set up to standard is the ONU collection
The set of antenna of all residual capacities more than or equal to bi.RB in conjunction in all ONU；The antenna up to standard is described up to standard
Continuous resource number of blocks is more than or equal to b in one group of same band limits in antenna seti.RB antenna, the bi.Antenna
For the beamiAntenna number, the biIt .RB is the beamiResource block RB number, the residual capacity be current antenna energy
The continuous RB number of the maximum enough carried；
Second distribution module, if judgement, which is known, has at least b in the antenna set up to standardi.Antenna when a antenna up to standard, then
For by the beamiIt is assigned to bi.Antenna in a antenna up to standard.
6. a kind of electronic equipment for the Beam resources distribution in light-carried wireless access network characterized by comprising
Memory and processor, the processor and the memory complete mutual communication by bus；The memory
It is stored with the program instruction that can be executed by the processor, the processor calls described program instruction to be able to carry out right such as and wants
Seek 1 to 4 any method.
7. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program quilt
The method as described in Claims 1-4 is any is realized when processor executes.
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| US8780943B2 (en) * | 2011-10-17 | 2014-07-15 | Golba Llc | Method and system for utilizing multiplexing to increase throughput in a network of distributed transceivers with array processing |
| CN102548003A (en) * | 2012-03-14 | 2012-07-04 | 北京邮电大学 | Multi-channel microwave resource dispatching method in wireless system of intelligent light carrier |
| CN103384354A (en) * | 2013-07-04 | 2013-11-06 | 北京邮电大学 | Optimum design method of optical distribution network of passive optical network |
| CN104066018B (en) * | 2014-06-16 | 2018-02-09 | 上海交通大学 | A kind of base band migratory system of the wireless forward pass of EPON |
| CN104540139B (en) * | 2014-12-04 | 2018-03-06 | 北京邮电大学 | Isomery UNE resource allocation methods and system |
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