CN106454855A - Frequency spectrum sharing method and apparatus - Google Patents
Frequency spectrum sharing method and apparatus Download PDFInfo
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- CN106454855A CN106454855A CN201610892508.6A CN201610892508A CN106454855A CN 106454855 A CN106454855 A CN 106454855A CN 201610892508 A CN201610892508 A CN 201610892508A CN 106454855 A CN106454855 A CN 106454855A
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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
- H04W16/14—Spectrum sharing arrangements between different networks
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Abstract
The invention discloses a frequency spectrum sharing method and apparatus and relates to the technical field of wireless communication, for improving the frequency spectrum sharing flexibility and applicability. The frequency spectrum sharing method provided by the invention comprises the following steps: obtaining frequency spectrum income of each network; and distributing a specified frequency range of a first network to a second network so that the second network can transmit service by use of the specified frequency range, wherein the frequency spectrum gain of the first network is smaller than the frequency spectrum gain of the second frequency spectrum. The frequency spectrum sharing method and apparatus are applied to a frequency spectrum sharing process.
Description
Technical field
The present invention relates to wireless communication technology field, more particularly to a kind of frequency spectrum sharing method and device.
Background technology
Wireless frequency spectrum is the limited resources with economy and social value, frequency spectrum distributing method main at present be for each
Network allocation fixed frequency range, the such as uplink band of UNICOM 2G network are 909MHZ-915MHZ, and the upper line frequency of UNICOM's 3G network
Section is 1940MHZ-1955MHZ.Using this distribution method, when there is a number of free time frequency range in certain network, other
Network can not use the idle frequency range, can only be using the frequency range of oneself is distributed to, so as to cause the waste of frequency spectrum resource.
In order to the utilization rate of frequency spectrum is improved, a kind of scheme of frequency spectrum share is proposed in prior art, specially：According to difference
The frequency spectrum service condition of network, in the case of certain condition is met, by idle for the part of network relatively low for availability of frequency spectrum frequency
Spectrum distributes to the Web vector graphic of frequency spectrum resource anxiety.
Using technique scheme, when certain network has idle frequency spectrum, idle frequency spectrum is distributed to other by just consideration
Web vector graphic；When all-network does not have idle frequency spectrum, then cannot realize the dynamically distributes of frequency spectrum.Which limits frequency spectrum
Shared motility and the suitability.
Content of the invention
The present invention provides a kind of frequency spectrum sharing method and device, it is possible to increase the motility of frequency spectrum share and the suitability.
For reaching above-mentioned purpose, the present invention is adopted the following technical scheme that：
In a first aspect, the present invention provides a kind of frequency spectrum sharing method, methods described includes：
Obtain the frequency spectrum income of each network；
The designated frequency band of first network is distributed to the second network, the designated frequency band is utilized in order to second network
Transmission services, the frequency spectrum income of the first network is less than the frequency spectrum income of second network.
Second aspect, the present invention provides a kind of frequency spectrum share device, and described device includes：
Acquisition module, for obtaining the frequency spectrum income of each network；
Distribute module, for the designated frequency band of first network is distributed to the second network, in order to second network profit
With the designated frequency band transmission services, the frequency spectrum income of the first network is less than the frequency spectrum income of second network.
Different from prior art, when certain network has idle frequency spectrum, its idle frequency spectrum is distributed to which by just consideration
His Web vector graphic, frequency spectrum sharing method and device that the present invention is provided, internetwork to determine by the frequency spectrum income of each network
Frequency spectrum distributes, even if the availability of frequency spectrum of multiple networks is all higher, it is also possible to different according to the frequency spectrum income height of each network, will
The designated frequency band of the low network of frequency spectrum income sells the network high to frequency spectrum income, so as to improve frequency spectrum share motility and
The suitability.
Description of the drawings
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below by to be used needed for embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, can also be obtained according to these accompanying drawings other attached
Figure.
A kind of configuration diagram of base station system that Fig. 1 is provided for the present invention；
Fig. 2 is a kind of frequency spectrum sharing method flow chart provided in an embodiment of the present invention；
Fig. 3 combines a kind of frequency spectrum sharing method flow chart of practical application offer for present example；
Fig. 4 is another kind frequency spectrum sharing method flow chart provided in an embodiment of the present invention；
Fig. 5 is another kind frequency spectrum sharing method flow chart provided in an embodiment of the present invention；
Fig. 6 is a kind of structural representation of frequency spectrum share device provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, a kind of base station system architectures schematic diagram that the present invention is provided, including：Multiple base stations 11 and base station control
Device processed 12.Wherein, base station 11 is used for setting up the network of different systems, such as GSM (Global System for Mobile
Communications, global system for mobile communications) network, UMTS (Universal Mobile Telecommunication
System, UMTS) network, LTE (Long Terms Evolution, long evolving system) network.Base station
Controller 12 is for controlling the base station 11 having under its command, and major function carries out wireless channel management, implements calling and communication link
Set up and remove etc..
As shown in Fig. 2 a kind of frequency spectrum sharing method provided in an embodiment of the present invention, the base station system being applied to shown in Fig. 1,
Its executive agent is base station controller.Methods described includes：
101st, the frequency spectrum income of each network is obtained.
During the implementing of this step, base station controller passes through to send request command to each base station, then receives
The response message that base station returns, carries the frequency spectrum income of network corresponding with base station in the response message.Or, base station controls
Device receives the reporting information that each base station sends, and carries the frequency spectrum income of network corresponding with base station in the reporting information.
Wherein, the frequency spectrum income of network represents the health service revenue of network unit frequency spectrum within the unit interval.Each network
Frequency spectrum income be calculated by profit calculating formula.Specifically, the profit calculating formula can be：P=(∑ αi×Si×
Vi) ÷ W ÷ T, wherein, P represents the frequency spectrum income in the unit interval, αiRepresent the weight of i-th kind of business importance, SiRepresent in T
In time in network i-th kind of business total traffic, ViRepresent the unit income of i-th kind of business, W represents the spectral band of network
Width, T represents regular hour length.
What deserves to be explained is, T can be a period of time in the past period, or future.When T is gone through for representing
During the history time period, the frequency spectrum income that can be calculated by the formula in the historical time section.When T is used for representing future
During certain time, can be evaluated whether to obtain the frequency spectrum income in following time period by the formula.
Wherein, the business includes：Speech business (long-distance call, local connection etc.), value-added service (multimedia message, note
Deng), data service (online, online viewing video etc.).In actual applications, operator can formulate each according to different scenes
The α of item businessi、Vi.For example, the speech quality of GSM network is more preferable than LTE network, in order to ensure client call can have more preferable body
Test, the α of the speech business of GSM network can be setiα more than the speech business of LTE networki.
102nd, the designated frequency band of first network is distributed to the second network, is specified using described in order to second network
Band transmissions business.
Wherein, first network and the second network are used for representing the relativeness of the frequency spectrum income of heterogeneous networks, and described the
The frequency spectrum income of one network is less than the frequency spectrum income of second network.
Specifically, when only existing two heterogeneous networks, and during the frequency spectrum income difference of the two networks, then its intermediate frequency spectrum is received
It is first network that the larger network of benefit is the second network, the less network of frequency spectrum income.
When there are multiple heterogeneous networks, and during the frequency spectrum income difference of each network, it is understood that there may be the frequency spectrum of a certain network
Income is the second network, other networks more than the frequency spectrum income of other networks multiple, the then larger a certain network of the frequency spectrum income
For first network.For example：There are tetra- networks of A, B, C, D, its corresponding frequency spectrum income of difference is PA、PB、PC、PD, and PA<PB<
PC<PD, then due to the frequency spectrum income respectively less than network D of network A, B, C, then, for network D, network D is the second network, net
Network A, B, C are first network corresponding with network D.For network C, network C is that the second network, network A, B are and network C
Corresponding first network.
When the designated frequency band of first network is distributed to the second network, the method for salary distribution can be fixed allocation or dynamic
Distribution.
Specifically, the fixed allocation is referred to, it is fixing that first network distributes to the bandwidth of the designated frequency band of the second network
Value.
The dynamically distributes are referred to, according to predetermined strategy, increase or reduce the finger that first network distributes to the second network
Determine the bandwidth of frequency range.
Wherein, the predetermined strategy is the distribution for carrying out frequency range according to the service conditions of first network, works as first network
During heavy traffic, the corresponding bandwidth for reducing designated frequency band；When the first network business free time, the corresponding band for increasing designated frequency band
Wide.
Or, the predetermined policy is the frequency spectrum income ratio of the frequency spectrum income according to first network and the second network, enters
The distribution of line frequency section.When the ratio is compared with hour, then the frequency spectrum income of first network compare the second network frequency spectrum income less,
The corresponding bandwidth for increasing designated frequency band；When the ratio is larger, then the frequency of the frequency spectrum income of first network and the second network
Spectrum income is closer to, the corresponding bandwidth for reducing designated frequency band.
Additionally, in order to ensure first network after designated frequency band is sold can also normal work, need to the designated frequency band
Limited.Optionally, the bandwidth of the designated frequency band is less than pre-set bandwidths；Or, the bandwidth of the designated frequency band accounts for described
The ratio of the total bandwidth of first network is less than preset ratio.
In the present embodiment specific implementation, the first network is selling the designated frequency band to the second network
Afterwards, stop utilizing the designated frequency band transmission services.
Different from prior art, when certain network has idle frequency spectrum, its idle frequency spectrum is distributed to which by just consideration
His Web vector graphic, the frequency spectrum sharing method that the present invention is provided, internetwork frequency spectrum is determined by the frequency spectrum income of each network and is divided
Join, even if the availability of frequency spectrum of multiple networks is all higher, it is also possible to different according to the frequency spectrum income height of each network, frequency spectrum is received
The designated frequency band of the low network of benefit sells the network high to frequency spectrum income, so as to improve the motility of frequency spectrum share and being suitable for
Property.
Exemplary, in the base station system shown in Fig. 1, it is assumed that it is base that one of base station is base station A, another base station
Stand B.GSM network working frequency range corresponding with base station A is 800MHZ to 900MHZ, LTE network working frequency range corresponding with base station B
For 900MHZ to 1000MHZ.
In conjunction with above-mentioned application scenarios, the embodiment of the present invention also provides a kind of frequency spectrum sharing method, as shown in figure 3, including：
201st, base station A calculates frequency spectrum income P of GSM network according to profit calculating formulaGSM；Base station B is according to income meter
Formula is calculated, calculates frequency spectrum income P of LTE networkLTE.
Wherein, PGSMLess than PLTE.
202nd, base station A is by frequency spectrum income PGSMBase station controller is sent to, base station B is by frequency spectrum income PLTEIt is sent to base station control
Device processed.
203rd, base station controller is by comparing PGSM、PLTESize, determine GSM network for first network, LTE network is the
Two networks.
204th, it is 850MHZ-900MHZ that base station controller determines that GSM network distributes to the frequency range of LTE network.
205th, base station controller sends announcement information to base station A, to notify base station A to stop using 850MHZ's to 900MHZ
The business of band transmissions GSM network.
206th, base station A receives the announcement information of base station controller transmission, stops using the frequency range of 850MHZ to 900MHZ
The business of transmission GSM network.
207th, base station controller sends announcement information to base station B, to notify base station B use 850MHZ's to 900MHZ
The business of band transmissions LTE network.
208th, base station B receives the announcement information of base station controller transmission, can use the frequency range of 850MHZ to 900MHZ
The business of transmission LTE network.
By above-mentioned steps, corresponding for little for frequency spectrum income GSM network designated frequency band is distributed to the big LTE of frequency spectrum income
Network, and then motility and the suitability of frequency spectrum share can be improved.
In practical application, base station can be disturbed by external environment condition, especially the interference of neighbor base station.In frequency spectrum share
During, if the serious interference that a network is subject to, at this moment also other networks are given in the frequency allocation of the network, then may
Have influence on the normal work of the network.
For solving the above problems, and in the case of only corresponding to a first network for second network, reality of the present invention
Another kind of frequency spectrum sharing method of example offer is provided.With reference to Fig. 4, methods described includes：
301st, the frequency spectrum income of each network is obtained.
302nd, when a first network is only existed, determine the interference parameter of first network.
Wherein, the interference parameter is used for representing the degree that network is interfered.
During the implementing of this step, base station controller is by the transmission power for obtaining each base station and each base station
The interference parameter of first network is calculated with the distance of the base station of first network.Or, base station controller receives first network
The interference parameter that base station reports.
303rd, when the interference parameter of the first network meets preset requirement, the designated frequency band of the first network is divided
Second network described in dispensing.
Wherein, preset requirement can be that the interference parameter of first network is less than preset value.
Frequency spectrum sharing method provided in an embodiment of the present invention, the designated frequency band of first network low for frequency spectrum income is distributed to
The second high network of frequency spectrum income, improves motility and the suitability of frequency spectrum share.Meanwhile, judging the interference of first network
Parameter meet pre-conditioned after just carry out the distribution of designated frequency band, it is to avoid in the case of first network serious interference, will also
Designated frequency band distributes to the second network, causes the problem of first network cisco unity malfunction.
The situation of multiple first networks is corresponded to for second network, another kind frequency spectrum provided in an embodiment of the present invention is altogether
Method is enjoyed, as shown in figure 5, methods described includes：
401st, the frequency spectrum income of each network is obtained.
402nd, when there is multiple first networks, determine the interference parameter of each first network.
403rd, according to frequency spectrum income and the interference parameter of each first network, each is calculated with formula S=β × P- γ × I
First network income interference and.
Wherein, S represents income interference and P represents the frequency spectrum income in the unit interval, and I represents interference parameter, and β represents frequency
The default weight of spectrum income, γ represents the default weight of interference parameter.
404th, the designated frequency band of income interference and the first network of minimum is distributed to the second network.
Exemplary, tetra- networks of existing A, B, C, D, wherein network A are the second higher network of frequency spectrum income, network B,
C, D are first network corresponding with network A, and the income of network B, C, D is disturbed and is ordered as SB>SD>SC, then due to network C
Income interference and minimum, therefore the designated frequency band of network C is distributed to network A.
Different from prior art, when certain network has idle frequency spectrum, its idle frequency spectrum is distributed to which by just consideration
His Web vector graphic, the frequency spectrum sharing method that the present invention is provided, the income of first network is calculated by frequency spectrum income and interference parameter
Interference and, the designated frequency band of income interference and minimum first network is distributed to the second network, that is, ensure that to sell specified
The first network of frequency range will not affect normal work because of interference, while also improving motility and the adaptation of frequency spectrum share
Property.
As shown in fig. 6, the embodiment of the present invention also provides a kind of frequency spectrum share device, for realizing aforementioned frequency spectrum share side
Method.Described device includes：
Acquisition module 21, for obtaining the frequency spectrum income of each network.
Wherein, frequency spectrum income is calculated by profit calculating formula；
The profit calculating formula is：P=(∑ αi×Si× Vi) ÷ W ÷ T, wherein, P represents the frequency spectrum in the unit interval
Income, αiRepresent the weight of i-th kind of business importance, SiRepresent the total traffic of i-th kind of business in network in T time, ViTable
Show the unit income of i-th kind of business, W represents the spectral bandwidth of network, and T represents regular hour length.
Distribute module 22, for the designated frequency band of first network is distributed to the second network, in order to second network
Using the designated frequency band transmission services, the frequency spectrum income of the first network is less than the frequency spectrum income of second network.
Wherein, the bandwidth of the designated frequency band is less than pre-set bandwidths；Or the bandwidth of the designated frequency band accounts for described first
The ratio of the total bandwidth of network is less than preset ratio.
Different from prior art, when certain network has idle frequency spectrum, its idle frequency spectrum is distributed to which by just consideration
His Web vector graphic, the frequency spectrum share device that the present invention is provided, internetwork frequency spectrum is determined by the frequency spectrum income of each network and is divided
Join, even if the availability of frequency spectrum of multiple networks is all higher, it is also possible to different according to the frequency spectrum income height of each network, frequency spectrum is received
The designated frequency band of the low network of benefit sells the network high to frequency spectrum income, so as to improve the motility of frequency spectrum share and being suitable for
Property.
In a kind of implementation of the embodiment of the present invention, the acquisition module 21, it is additionally operable to only exist described in one
During first network, the interference parameter of first network is determined, the interference parameter is used for representing the degree that network is interfered.Described
Distribute module 22, is additionally operable to when the corresponding interference parameter of the first network meets preset requirement, by the first network
Designated frequency band distributes to second network.
In a kind of implementation of the embodiment of the present invention, the acquisition module 21, it is additionally operable to when having multiple described the
During one network, the interference parameter of each first network is determined.The distribute module 22 is additionally operable to the frequency according to each first network
Spectrum income and interference parameter, with formula S=β × P- γ × I calculate each first network income interference and；Wherein, S represents receipts
Benefit interference is with P represents the frequency spectrum income in the unit interval, and I represents interference parameter, and β represents the default weight of frequency spectrum income, γ table
Show the default weight of interference parameter；The designated frequency band of income interference and minimum first network is distributed to second net
Network.
Frequency spectrum share device provided in an embodiment of the present invention, by combining frequency spectrum income and interference parameter, determines first
The designated frequency band distribution of network, improves motility and the suitability of frequency spectrum share.
Each embodiment in this specification is all described by the way of going forward one by one, identical similar portion between each embodiment
Divide mutually referring to what each embodiment was stressed is the difference with other embodiment.Especially for device reality
For applying example, as which is substantially similar to embodiment of the method, so describing fairly simple, related part is referring to embodiment of the method
Part explanation.
One of ordinary skill in the art will appreciate that realizing all or part of flow process in above-described embodiment method, it is permissible
Instruct related hardware to complete by computer program, described program can be stored in computer read/write memory medium
In, the program is upon execution, it may include as the flow process of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in, all answer
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (10)
1. a kind of frequency spectrum sharing method, it is characterised in that methods described includes：
Obtain the frequency spectrum income of each network；
The designated frequency band of first network is distributed to the second network, in order to second network using the designated frequency band transmission
Business, the frequency spectrum income of the first network is less than the frequency spectrum income of second network.
2. method according to claim 1, it is characterised in that
The frequency spectrum income is calculated by profit calculating formula；
Wherein, the profit calculating formula is：P=(∑ αi×Si×Vi) ÷ W ÷ T, wherein, P represents the frequency spectrum in the unit interval
Income, αiRepresent the weight of i-th kind of business importance, SiRepresent the total traffic of i-th kind of business in network in T time, ViTable
Show the unit income of i-th kind of business, W represents the spectral bandwidth of network, and T represents regular hour length.
3. method according to claim 1, it is characterised in that when a first network is only existed, described by
Before the designated frequency band of one network distributes to the second network, methods described also includes：
Determine the corresponding interference parameter of first network, the interference parameter is used for representing the degree that network is interfered；
When the corresponding interference parameter of the first network meets preset requirement, the designated frequency band of the first network is distributed to
Second network.
4. method according to claim 1, it is characterised in that when there is multiple first networks, described by first
Before the designated frequency band of network distributes to the second network, methods described also includes：
Determine the interference parameter of each first network；
According to frequency spectrum income and the interference parameter of each first network, each first network is calculated with formula S=β × P- γ × I
Income interference and；Wherein, S represents income interference and P represents the frequency spectrum income in the unit interval, and I represents interference parameter, β table
Show the default weight of frequency spectrum income, γ represents the default weight of interference parameter；
The designated frequency band of income interference and minimum first network is distributed to second network.
5. method according to claim 1, it is characterised in that the bandwidth of the designated frequency band is less than pre-set bandwidths；
Or,
The bandwidth of the designated frequency band accounts for the ratio of the total bandwidth of the first network less than preset ratio.
6. a kind of frequency spectrum share device, it is characterised in that described device includes：
Acquisition module, for obtaining the frequency spectrum income of each network；
Distribute module, for distributing to the second network in order to second network using described by the designated frequency band of first network
Designated frequency band transmission services, the frequency spectrum income of the first network is less than the frequency spectrum income of second network.
7. device according to claim 6, it is characterised in that
The frequency spectrum income is calculated by profit calculating formula；
Wherein, the profit calculating formula is：P=(∑ αi×Si×Vi) ÷ W ÷ T, wherein, P represents the frequency spectrum in the unit interval
Income, αiRepresent the weight of i-th kind of business importance, SiRepresent the total traffic of i-th kind of business in network in T time, ViTable
Show the unit income of i-th kind of business, W represents the spectral bandwidth of network, and T represents regular hour length.
8. device according to claim 6, it is characterised in that the acquisition module, is additionally operable to when only existing described in one
During first network, the corresponding interference parameter of first network is determined；The interference parameter is used for representing the degree that network is interfered；
The distribute module, is additionally operable to when the corresponding interference parameter of the first network meets preset requirement, by described first
The designated frequency band of network distributes to second network.
9. device according to claim 6, it is characterised in that the acquisition module, is additionally operable to when having multiple described the
During one network, the interference parameter of each first network is determined；
The distribute module is additionally operable to frequency spectrum income and interference parameter according to each first network, with formula S=β × P- γ ×
I calculate each first network income interference and；Wherein, S represent income interference and, P represents the frequency spectrum income in the unit interval,
I represents interference parameter, and β represents the default weight of frequency spectrum income, and γ represents the default weight of interference parameter；The income is disturbed
Second network is distributed to the designated frequency band of minimum first network.
10. device according to claim 6, it is characterised in that the bandwidth of the designated frequency band is less than pre-set bandwidths；
Or,
The bandwidth of the designated frequency band accounts for the ratio of the total bandwidth of the first network less than preset ratio.
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| CN108738024A (en) * | 2017-04-18 | 2018-11-02 | 中国移动通信有限公司研究院 | A kind of method, apparatus and network for realizing that frequency spectrum is backsetted |
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| CN106454855B (en) | 2020-01-03 |
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