CN103703820B - Subdistrict frequency band managing device, system and method - Google Patents
Subdistrict frequency band managing device, system and method Download PDFInfo
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- CN103703820B CN103703820B CN201280027926.9A CN201280027926A CN103703820B CN 103703820 B CN103703820 B CN 103703820B CN 201280027926 A CN201280027926 A CN 201280027926A CN 103703820 B CN103703820 B CN 103703820B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
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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
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
Abstract
The embodiment of the present invention provides a kind of subdistrict frequency band managing device, system and method.This method includes：The band information of cell is stored, band information includes the status information for all frequency bands and each frequency band for allowing cell to use, and whether status information can use including the frequency band；Whether the present band of detection cell can use（S410）;When the present band of cell is unavailable, the band information of cell is inquired about, is to choose target band in available frequency band from status information（S420）；Target band is allocated to cell (S430).The subdistrict frequency band management method that the present embodiment provides, in the band information for the cell that one access net side of access net side maintenance of wireless network is covered, and the cell that access net side is covered includes one or more, the band information of each cell includes the status information for all frequency bands and each frequency band for allowing the cell to use, and then Mobile state management is entered to the frequency band of each cell using these band informations, relatively existing subdistrict frequency band static management, improves the flexibility of cell management.
Description
Technical field
The present embodiments relate to wireless communication technology field, more particularly to a kind of subdistrict frequency band managing device, system and
Method.
Background technology
At present, in a wireless communication system, cell is all static programming.That is, after cell establishes, its frequency
Band be it is static, i.e., it is changeless.When needing to change the frequency band of existing cell, it is necessary to delete existing cell, reconfigure
One new cell simultaneously activates, and is unfavorable for the flexible management of cell.
The content of the invention
The embodiment of the present invention provides a kind of subdistrict frequency band managing device, system and method, to improve the flexible of cell management
Property.
One side, the embodiment of the present invention provide a kind of subdistrict frequency band management method, and the access net side storage of cell should
The band information of cell, the state that the band information includes all frequency bands and each frequency band for allowing the cell to use are believed
Breath, the status information include whether can use, and methods described includes：
Whether the present band for detecting the cell can use；
When the present band of the cell is unavailable, the band information of the cell is inquired about, is available from status information
Frequency band in choose target band；
Selected target band is allocated to the cell.
In the possible implementation of in the first aspect the first, whether the present band of the detection cell may be used
With afterwards, in addition to：
When the present band of the cell is unavailable, enters the cell and initially set up state.
With reference to the first possible implementation of one side, in second of possible implementation, by selected by
The target band taken is allocated to before the cell, in addition to：
Availability detection is carried out to the target band；
Selected target band is allocated to the cell, including：
When the target band is available, the target band is allocated to the cell, so that the cell enters just
Normal working condition.
With reference to the on one side or one of the first and second possible implementation of one side, the 3rd
In the possible implementation of kind, the status information is also including the use of priority.
It is described to work as in the 4th kind of possible implementation with reference to the third possible implementation of one side
When the present band of the cell is unavailable, the band information of the cell is inquired about, is to be selected in available frequency band from status information
Target band is taken, including：
It is that use priority highest frequency band is chosen in available frequency band as the target band from status information.
One of possible implementation of third and fourth kind with reference to one side, in five kinds of possible implementations
In, this method also includes：
When the present band of the cell can use, and replaceable frequency band be present, mesh is chosen from the replaceable frequency band
Frequency band is marked, wherein, the status information of the replaceable frequency band is higher than the cell present band for available and use priority
Use priority.
With reference to the on one side or one side the first one of to the 5th kind of possible implementation, at the 6th kind
In possible implementation, this method also includes：
Update the band information of the cell.
With reference to the 6th kind of possible implementation of one side, in the 7th kind of possible implementation, the shape
State information also includes whether can detect, the band information of the renewal cell, including：
Status information described in band information to the cell outside the present band of cell is detectable frequency band
Carry out availability detection；
The result detected according to the availability updates the band information of the cell.
With reference to one of the 6th kind of one side and the 7th kind possible implementation, the 8th kind of possible realization side
In formula, the status information also includes whether to be used by other cells；
The band information of the renewal cell, in addition to：
The band information of the cell is updated according to the currently used band information in the neighbor cell of the cell.
One of the 6th kind to the 8th kind possible implementation with reference to one side, the 9th kind of possible realization side
In formula, the band information of the renewal cell, in addition to：
According to target strategy, the band information of the cell is updated.
Second aspect, the embodiment of the present invention provide a kind of subdistrict frequency band managing device, including：
Memory cell, stores the band information of cell, and the band information includes all frequencies for allowing the cell to use
The status information of band and each frequency band, the status information include whether can use；
Whether detection unit, the present band for detecting the cell can use；
Unit is chosen, for when the testing result of the detection unit is unavailable, inquiring about the frequency band letter of the cell
Breath, it is to choose target band in available frequency band from status information；
Dispensing unit, for selected target band to be allocated into the cell.
In the possible implementation of in second aspect the first, the device also includes：
Cell management unit, for when the testing result of the detection unit is unavailable, making the cell enter just
Establish vertical state.
With reference to the first possible implementation of second aspect, in second of possible implementation, the inspection
Unit is surveyed to be additionally operable to：
Before selected target band is allocated into the cell, availability detection is carried out to the target band；
The dispensing unit is used to, when the target band is available, the target band is allocated into the cell；
The cell management unit is additionally operable to make the cell enter normal operating conditions.
One of the first and second possible implementation with reference to second aspect or second aspect, the 3rd
In the possible implementation of kind, the status information is also including the use of priority.
With reference to the third possible implementation of second aspect, in the 4th kind of possible implementation, the choosing
Take unit from status information be available frequency band in choose target band, including：
It is that use priority highest frequency band is chosen in available frequency band as the target band from status information.
One of possible implementation of third and fourth kind with reference to second aspect, the 5th kind of possible realization side
In formula, the selection unit is additionally operable to：
When the present band of the cell can use, and replaceable frequency band be present, mesh is chosen from the replaceable frequency band
Frequency band is marked, wherein, the status information of the replaceable frequency band is higher than the cell present band for available and use priority
Use priority.
With reference to one of the first of second aspect or second aspect to the 5th kind of possible implementation, at the 6th kind
In possible implementation, the device also includes：
Updating block, for updating the band information of the cell.
With reference to the 6th kind of possible implementation of second aspect, in the 7th kind of possible implementation, the shape
State information also includes whether can detect, and described device also includes：
With outer detection unit, for the state letter outside the present band of cell described in the band information to the cell
Cease and carry out availability detection for detectable frequency band；
The result that the updating block is additionally operable to be detected according to the availability updates the band information of the cell.
One of the 6th kind and the 7th kind possible implementation with reference to second aspect, the 8th kind of possible realization side
In formula, the status information is also included whether to be used by other cells, and the updating block is additionally operable to：
The band information of the cell is updated according to the currently used band information in the neighbor cell of the cell.
One of the 6th kind to the 8th kind possible implementation with reference to second aspect, the 9th kind of possible realization side
In formula, the updating block is additionally operable to：
According to target strategy, the band information of the cell is updated.
3rd aspect, the embodiment of the present invention provide a kind of subdistrict frequency band managing device, including：
Memory, stores the band information of cell, and the band information includes all frequency bands for allowing the cell to use
And the status information of each frequency band, the status information include whether can use；
Processor, it is connected with the memory, for the band information of the cell according to the memory storage, holds
Any described operation in capable as above method.
4th aspect, the embodiment of the present invention provide a kind of subdistrict frequency band management system, including：As above it is any described small
Area's frequency band managing device.
In the first possible implementation of the 4th aspect, the system also includes：
Network bands managing device, for the frequency band range or mesh for allowing to use to subdistrict frequency band managing device configuration
Mark strategy.
5th aspect, the embodiment of the present invention provides a kind of computer program product, including computer-readable medium, described
Computer-readable medium includes batch processing code, for performing any described operation in as above method.
Subdistrict frequency band managing device provided in an embodiment of the present invention, system and method, store the band information of cell, detection
Whether the present band of cell can use, when the present band of cell is unavailable, inquiry band information using from status information as can
Target band is chosen in frequency band, target band is allocated to cell, wherein, band information includes the institute for allowing cell to use
There is the status information of frequency band and each frequency band, status information includes whether can use.The subdistrict frequency band management that the present embodiment provides
Method, in the band information for the cell that one access net side of access net side maintenance of wireless network is covered, and access net side
The cell covered includes one or more, the band information of each cell include all frequency bands for allowing the cell to use and
The status information of each frequency band, and then Mobile state management is entered to the frequency band of each cell using these band informations, it is relatively existing
Subdistrict frequency band static management, improve the flexibility of cell management.
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 required accompanying drawing used 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, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention one provides；
Fig. 2 is the flow chart for the subdistrict frequency band management method that the embodiment of the present invention two provides；
The structural representation for the subdistrict frequency band management system that Fig. 3 is provided by the embodiment of the present invention three；
The flow chart for the subdistrict frequency band management method that Fig. 4 is provided by the embodiment of the present invention four；
The flow chart for the subdistrict frequency band management method that Fig. 5 is provided by the embodiment of the present invention five；
Fig. 6 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention six provides；
Fig. 7 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention seven provides；
The flow chart for the subdistrict frequency band management method that Fig. 8 is provided by the embodiment of the present invention eight；
Fig. 9 is the flow chart for the subdistrict frequency band management method that the embodiment of the present invention nine provides；
Figure 10 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention 11 provides；
Figure 11 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention 12 provides；
Figure 12 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention 13 provides；
Figure 13 is the flow chart for the subdistrict frequency band management method that the embodiment of the present invention 14 provides.
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
Part of the 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 embodiment of the present invention considers the drawbacks of cell static management in prior wireless network, it is proposed that district dynamic management
Scheme.In order to realize district dynamic management, it is small to safeguard that the access net side is covered in the access net side of wireless network
The band information in area, and the cell that access net side is covered includes one or more, the band information of each cell includes allowing
All frequency bands and the status information of each frequency band that the cell uses, and then the frequency using these band informations to each cell
Bring Mobile state management into, relatively existing subdistrict frequency band static management, improve the flexibility of cell management.
Fig. 1 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention one provides.The device is positioned at access
Net side, it can be realized, can also be separately provided by existing access network equipment.For example, can be by various communication systems
Base station, such as base transceiver station（Base Transceiver Station, BTS）, node B（node B）, evolved node B
（Evolutional Node B, eNB or eNodeB）Deng realization；Global system for mobile communications can also be passed through（Global
System for Mobile Communications, GSM）In base station controller（Base Station Controller,
BSC）Or UMTS（Universal Mobile Telecommunications System, UMTS）In nothing
Line network controller（Radio Network Controller, RNC）Realize, the present invention does not do any restrictions.
As shown in figure 1, the subdistrict frequency band managing device 100 includes memory 110 and the processor 120 being attached thereto.Its
In, the band information for the cell that access net side where memory 110 is stored with the device 100 is covered, and connect where device 100
Entering the cell that net side is covered includes one or more, and the band information of each cell includes allowing all frequencies that the cell uses
The status information of band and each frequency band.Processor 120 is used for the band information for safeguarding each cell that memory 110 is stored
And Mobile state management is entered to the frequency band of each cell using these band informations, relatively existing subdistrict frequency band static management, improve
The flexibility of cell management.
Corresponding to the subdistrict frequency band managing device of embodiment one, the embodiment of the present invention two also provides a kind of subdistrict frequency band management
Method, the band information of the cell is safeguarded in the access net side of cell, band information includes allowing all frequencies that the cell uses
The status information of band and each frequency band.Fig. 2 is refer to, Fig. 2 is the subdistrict frequency band management method that the embodiment of the present invention two provides
Flow chart, this method comprises the following steps：
S210：According to the band information of cell, Mobile state management is entered to the frequency band of cell.
Dynamic manage during, before or after can also include：
S220：Update the band information of cell.
Wherein, the execution time for S220 does not limit, when the frequency band for allowing the cell to use changes, Huo Zheyou
, can be to update the band information of the cell when state of frequency band changes.It is of course also possible to detection trigger condition is set,
When meeting this detection trigger condition, detection trigger, so as to judge whether the state of frequency band changes, to update cell
Band information.This detection trigger condition can be time conditions, such as the cycle；Can also be event triggering, for example, working as cell
When present band is unavailable, the detection to other band conditions is triggered, the present invention does not do any restrictions.
It should be noted that the band information that cell establishes initial stage can be allocated to access net side by upper management entity,
Access net side can also be pre-stored in.
For example, Fig. 3 is refer to, the structural representation for the subdistrict frequency band management system that Fig. 3 is provided by the embodiment of the present invention three
Figure.As shown in figure 3, the subdistrict frequency band management system 1000 in addition to including the subdistrict frequency band managing device 100 shown in Fig. 1, is gone back
Including network bands managing device 300.Network bands managing device 300 and subdistrict frequency band managing device 100 by interconnecting channels,
Such as Hyper text transfer security protocol（Hypertext Transfer Protocol Secure, HTTPS）, FTP
（File Transfer Protocol, FTPS）Deng connected.The network bands managing device 300 is used to configure each of wireless network
Base station allows the frequency band range used, so as to which each base station can be with accordingly for the cell distribution frequency band under it.In addition, network frequency
Can also be to the target strategy that each base station configuration frequency band uses with managing device 300.For example business continuity is preferential, single frequency
The up time interval etc. of band, so as to update the band information of cell according to the target strategy.The network bands management
Device 300 can pass through Operations,Administration And Maintenance（Operation Administration and Maintenance, OAM）In
The heart is realized.Target strategy, it is a foundation for updating band information.For example, to reduce inter-cell interference, can be preferably other
Frequency band is allowed to be used to detect outside cell present band, and preferably this kind of frequency band is available band；In order to enter to greatest extent
Line frequency band is multiplexed, and can be chosen other cell present bands and is used to detect；In order to ensure to detect the available probability of frequency band, then may be used
Using do not detect conflict history frequency band detectable priority tag as higher priority, or will conflict the moment compared with
Early frequency band is identified as higher priority；, can be by the usable preferential of the frequency band once to conflict in order to ensure business continuance
Level is identified as low priority, otherwise is identified as high priority, in order to ensure the continuity of business, determines that cell needs while can use
The number of minimum frequency band etc..
In addition, network bands managing device 300 can be respectively provided with each wireless network, the network frequency of each wireless network
Interconnected with managing device 300 to realize the frequency band integrated management of multiple wireless networks.
Optionally, the band configurations of the cell of base station can also be by the centralized configuration of network bands managing device 300.Accordingly
Ground, the band information of cell can also be placed on network bands managing device 300 come uniformly store, it is necessary to when be handed down to access network
Side.The embodiment of the present invention does not do any restrictions.
Optionally, the band information of cell can also be defaulted in local by access net side, by between access network side apparatus
Information exchange, to update the band information of cell.At this point it is possible to without setting network bands managing device 300.For example,
In LTE network, base station carries out interacting for the information of the currently used frequency band of cell by X2 or S1 interfaces and other base stations, so as to more
The subdistrict frequency band information of this new base station.For example, the status information of frequency band may further include what is whether used by other cells
Mark, geographical location information etc., are interacted according to information above, update the mark.
Optionally, when the frequency band managing device 300 of multiple wireless networks interconnects, the band configurations of the cell of base station can also
It is that the low frequency band managing device 300 of other frequency band use priorities is divided by the high frequency band managing device 300 of frequency band use priority
With available band and then it is allocated to the cell that the low frequency band managing device 300 of the frequency band use priority administered.It is for example, affiliated
The frequency band of network can be allowed the sky that other frequency band managing devices 300 use for the frequency band managing device 300 of military frequency band
The frequency band that ideler frequency band is sent to belonging network is the frequency band managing device 300 of citizens band so that the low frequency of the use priority
According to the band information received it is the cell configuration frequency band administered with managing device 300.
The flow chart for the subdistrict frequency band management method that Fig. 4 is provided by the embodiment of the present invention four.Wherein, the access network of cell
Side stores the band information of the cell, and band information includes the state for all frequency bands and each frequency band for allowing the cell to use
Information, status information include whether can use.As shown in figure 4, this method comprises the following steps：
S410：Whether the present band of detection cell can use；
S420：When the present band of cell is unavailable, the band information of cell is inquired about, is available frequency from status information
Target band is chosen in band；
S430：Target band is allocated to cell.
In this way, when the present band of cell is unavailable, can be to be that cell distributes other available bands again, with reality
The dynamic management of existing cell.
In above S410, whether the present band for detecting cell can use, and be an availability to cell present band
Detection, availability detection can be collision detection.For example, whether the currently used frequency band of cell is detected by weather radar, army
The high-end business such as thing radar and satellite communication takes and causes frequency band conflict.After detecting that present band clashes, then sentence
Disconnected present band is unavailable.At this point it is possible to which entering cell initially sets up state, resume waiting for distributing band resource.Just establish
Vertical state refers to that the software and hardware resources in addition to band resource needed for cell normal work are already prepared to.Therefore, at cell
When state is initially set up, cell is waiting available band resource.At this moment, cell once obtains available band, then into small
Area's state of activation, i.e. cell can be with transmission powers, into normal operating conditions.Certainly, when first time, cell was established,
It can enter cell and initially set up state, to wait band resource.Simultaneously or after, by inquiring about the band information of cell,
It is to choose target band in available frequency band from status information；And the target band is allocated to cell, reenter cell
Normal operating conditions.
It can be seen that when the present band of cell is unavailable, Fig. 5 is refer to, method can also include：Enter cell initial
Establish state.The flow chart for the subdistrict frequency band management method that Fig. 5 is provided by the embodiment of the present invention five, as shown in figure 5, this implementation
The subdistrict frequency band management method of example includes：
S410：Whether the present band of detection cell can use；
S421：When the present band of cell is unavailable, cell is set to enter the state that initially sets up, and inquire about the frequency band of cell
Information, it is to choose target band in available frequency band from status information；
S430：Target band is allocated to cell.
Allow cell entrance to initially set up state to perform before target band is chosen, can also be with choosing target band
Carry out simultaneously, the present invention does not do any restrictions.
When status information is that available frequency band only has one, the available frequency band can be directly chosen as target frequency
Band.When status information is that available frequency band includes multiple, can be chosen according to certain strategy.For example, it is also possible to
Priority is set using in status information, so as to be used according to the use priority from status information to be chosen in available frequency band
The frequency band of highest priority is as target band.It is available frequency from status information it is of course also possible to be not provided with use priority
A frequency band is arbitrarily chosen in band as target band.The present invention does not do any restrictions.
In order to meet the needs of wireless network is to handling capacity, the scheme using 5GHZ frequency bands is currently suggested.But 5GHZ frequencies
Band is mainly used in the high-end business such as weather radar, military radar and satellite communication.In order to ensure the normal operation of high-end business, nothing
Need to support dynamic frequency selection during line Web vector graphic 5GHZ frequency bands（Dynamic Frequency Selection, DFS）Work(
Can, i.e., when detecting the high-end service signals such as radar, wireless network stops using the frequency band.At present, based on standard 802.11
WLAN（Hereinafter referred to as Wi-Fi）With the wireless MAN based on standard 802.16（Hereinafter referred to as Wi-MAX）It can support
DFS functions.It is directly logical but for cellular mobile communication networks such as GSM, UMTS, LTE, cell frequency is all static programming
Serious inter-cell interference can be brought by crossing DFS selection frequency bands, and the availability of frequency spectrum is low, or even can cause service disconnection.And by with
Upper method, it is possible to achieve the dynamically distributes of subdistrict frequency band, be the important foundation that existing cellular radio Communication system supports DFS.
Method shown in Fig. 4 and Fig. 5 can be realized by existing access network equipment, can also pass through single cell management
Equipment is realized.For example, it can be realized by the base station in various communication systems；Can also be by the BSC or UMTS in GSM
RNC realizes that the present invention does not do any restrictions.
Fig. 6 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention six provides.As shown in fig. 6, this is small
Area's frequency band managing device 600 includes memory cell 610, detection unit 620, chooses unit 630 and dispensing unit 640.Wherein,
Memory cell 610 is stored with the band information of cell, and the band information includes allowing all frequency bands for using of cell and each
The status information of frequency band, status information include whether can use；Whether detection unit 620, the present band for detecting cell may be used
With；Unit 630 is chosen, for when the testing result of detection unit 620 is unavailable, the band information of cell being inquired about, from shape
State information is to choose target band in available frequency band；Dispensing unit 640 is used to the target band being allocated to cell.
The device 600 can be realized by the structure of Fig. 1 devices 100.Referring to Fig. 6 and Fig. 1, wherein, storage
Unit 610 can be arranged on the memory 110 independently of processor 120, or the storage being arranged in processor 120
Region.Detection unit 620 can be the detection circuit set independently of processor 120, can also be embedded in processor 120；
It can certainly be stored in a software form in the memory block of processor 120, so that processor 120 calls perform detection unit
Operated corresponding to 620, the present invention does not do any restrictions.Implementation and the detection for choosing unit 630 and dispensing unit 640 are single
The implementation of member 620 is similar, will not be repeated here.
Please continue to refer to Fig. 1 and Fig. 6, in one implementation, detection unit 620, unit 630 and configuration list are chosen
Member 640 calls execution in a manner of software by processor 120, or is embedded in a manner of hardware in processor.In memory 110
The band information of cell is stored with, the state that band information includes all frequency bands and each frequency band for allowing cell to use is believed
Breath, status information include whether can use.Processor 120 is connected with memory 110, for performing following operation：
Whether the present band of detection cell can use；
When the present band of cell is unavailable, the band information of cell is inquired about, is in available frequency band from status information
Choose target band；
Target band is allocated to cell.
Fig. 7 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention seven provides.Fig. 6 and Fig. 7 is refer to,
In another implementation, detection unit 620 is the detection circuit 130 set independently of processor 120；Choose unit 630
And dispensing unit 640 calls execution in a manner of software by processor 120, or it is embedded in a manner of hardware in processor.
The band information of cell is stored with memory 110, band information includes all frequency bands for allowing cell to use and each frequency
The status information of band, status information include whether can use.Processor 120 is connected with memory 110 and detection circuit 130 respectively.
Wherein, circuit 130 is detected for detecting whether the present band of cell can use；When the present band of cell is unavailable, detection
The notifier processes device 120 of circuit 130, it is in available frequency band from status information so that processor 120 inquires about the band information of cell
Target band is chosen, and target band is allocated to cell.
In another embodiment, dispensing unit 640 can also be independently of processor 120, relative to the implementation shown in Fig. 7
Example, the target band of selection is supplied to dispensing unit 640 by processor 120, so that target band is allocated to by dispensing unit 640
Cell.
In the embodiment above, when the present band of cell is unavailable, it is necessary to the frequency band of more changing district；When working as cell
When preceding frequency band can use, the frequency band of cell can be changed without, more excellent frequency band can also be replaced by.The reason for changing frequency band can be with
Present band including cell is unavailable, cell has more preferable available band etc..Fig. 8 is refer to, Fig. 8 is the embodiment of the present invention eight
The flow chart of the subdistrict frequency band management method provided.There is more changing district frequency in the case of more preferable available band for cell
Band.Those skilled in the art can be combined this method with any other embodiments of the method, obtain more embodiments.Here,
Repeat no more.As shown in figure 8, this method comprises the following steps：
S810：Whether the present band of detection cell can use；
S820：When the present band of cell can use, and replaceable frequency band be present, using replaceable frequency band as target band
Or use priority highest frequency band is chosen from replaceable frequency band as target band, wherein, the state letter of replaceable frequency band
Cease the use priority for being higher than cell present band for available and use priority；
S830：Target band is allocated to cell.
It can be seen that in the present embodiment, the status information of each frequency band is also including the use of priority.
In above S820, when replaceable frequency band is one, then it is target band directly to choose the frequency band.When replaceable frequency
When band is multiple, it is target band that can choose use priority highest frequency band；It is of course also possible to one is arbitrarily chosen, this
Any restrictions are not done in invention.
It should be noted that the reason for changing frequency band, such as the present band of cell is unavailable, cell has more preferable can use
Frequency band etc., it can use simultaneously, can also be only with one kind therein, the present invention does not do any restrictions.
Fig. 9 is the flow chart for the subdistrict frequency band management method that the embodiment of the present invention nine provides.Fig. 9 is refer to, in the present invention
In embodiment nine, before target band is allocated into cell, in order to ensure before last time updates subdistrict frequency band information to matching somebody with somebody
During target band is put to cell, the state of the target band is still upstate, the subdistrict frequency band pipe of the present embodiment
Reason method can also include：Initial channel availability is carried out to target band to detect.As shown in figure 9, this method is including as follows
Step：
S910：Whether the present band of detection cell can use；
S920：When the present band of cell is unavailable, cell is set to enter the state that initially sets up, and inquire about the frequency band of cell
Information, it is to choose target band in available frequency band from status information；
S930：Availability detection is carried out to the target band of selection；
S940：Target band is allocated to cell.
When the availability detection display target frequency band in S930 is available, target band is allocated to cell,
S950：Activation cell.
Activation cell, i.e. make cell enter normal operating conditions.
It should be noted that in another implementation, target band directly can also be allocated to cell, work as cell
After normal work, find that the frequency band is unavailable by the availability detection for the present channel being used（For example, conflict be present）
When, then the repeatedly frequency band of the step shown in Fig. 4, again more changing district.
In embodiments of the invention ten, whether the present band of above S410, S810 and S910 detection cell can use,
It can be detected by the availability for the present channel being used（In-Service Monitoring）To realize.Above S930
In availability detection is carried out to the target band of selection initial channel availability can be utilized to detect（Channel
Availability Check, CAC）To realize.The two detecting steps can be realized using same detection unit 620, only
It is the time difference of detection, wherein, initial channel availability is detected to be in for cell and initially set up under state to selected
Subdistrict frequency band carry out availability detection；The availability for the present channel being used detects is in normal work shape for cell
Availability detection is carried out to the present band of cell under state.
Certainly, two above detecting step can also realize that the two detection units exist by different detection units
Both detections are carried out under the different conditions of cell respectively.For example, availability is carried out to the target band of selection in above S930
Detection independently of the initial detecting unit 620 of detection unit 620 by realizing.
The embodiment of the present invention ten can be combined with other any embodiments of the present invention, i.e., those skilled in the art can incite somebody to action
Detection method in embodiment ten is combined with either method embodiment, obtains more embodiments, can also be by embodiment ten
Detection unit combined with any device embodiment, obtain more embodiments.
Figure 10 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention 11 provides.It refer to Figure 10,
The subdistrict frequency band managing device 600 of the present invention also includes：Cell management unit 650, for activation or deactivating cell, that is, it is used for
It is to initially set up state or normal operating conditions by cell configuration.Cell management unit 650 can be independent independently of processor
Set, can also be embedded in processor；It can certainly be stored in a software form in the memory block of processor, to handle
Device is called to perform and operated corresponding to cell management unit 650, the memory block that can also be stored in a software form outside processor
In, operated so that processor calls to perform corresponding to cell management unit 650, the present invention does not do any restrictions.
In addition, the cell management unit 650 can integrate with dispensing unit 640, can also be separately provided, this hair
It is bright not do any restrictions.
The embodiment of the present invention 11 can be combined with other any embodiments of the present invention, i.e. those skilled in the art can be with
Detection method in embodiment 11 is combined with either method embodiment, obtains more embodiments, can also be by embodiment
Cell management unit in 11 is combined with any device embodiment, obtains more embodiments.
In embodiments of the invention 12, subdistrict frequency band management method also includes：Update the band information of cell.Figure 11
The structural representation of the subdistrict frequency band managing device provided for the embodiment of the present invention 12, refer to Figure 11, subdistrict frequency band management
Device 600 also includes updating block 660, for updating the band information of cell.Updating block 660 can be independently of processor
It is separately provided, can also be embedded in processor；It can certainly be stored in a software form in the memory block of processor, so as to
Processor is called to perform and operated corresponding to updating block 660, the memory block that can also be stored in a software form outside processor
In, operated so that processor calls to perform corresponding to updating block 660, the present invention does not do any restrictions.
The step of between the step and any of the above embodiment of the method, does not have limitation sequentially, and it can be in subdistrict frequency band
Any instant during management performs, and the foundation updated is also including a variety of：
For example, availability detection can be carried out to the frequency band outside the present band of cell（For example, outside present channel can
Detected with property（Off-Channel CAC））, to provide alternative available band.Now, the state letter in the band information of cell
Breath also includes whether can detect.The frequency band management method of cell also includes：It is to the status information outside the present band of cell
Detectable frequency band carries out availability detection；Utilize the band information of the result renewal cell of availability detection.For example, it can examine
The frequency band of survey is frequency band 1, frequency band 2 and frequency band 3, and its midband 2 is present band, occupied except being made whether to the frequency band 2
Availability detection outside, availability detection can also be carried out to frequency band 1 and frequency band 3, and when the availability of frequency band 1 and frequency band 3
When testing result is can use, the state information updating by frequency band 1 and 3 is usable, with alternately frequency band.
The embodiment of the present invention 12 can be combined with other any embodiments of the present invention, i.e. those skilled in the art can be with
Renewal process in embodiment 12 is combined with either method embodiment, obtains more embodiments, can also be by embodiment
Updating block in 12 is combined with any device embodiment, obtains more embodiments.
Figure 12 is the structural representation for the subdistrict frequency band managing device that the embodiment of the present invention 13 provides.It refer to Figure 12,
Subdistrict frequency band managing device 600 also includes with outer detection unit 670, passes through the present band with outer detection unit 670 to cell
Outside frequency band carry out availability detection, to provide alternative available band.It should be noted that this is with outer detection unit 670
It is separately provided independently of above detection unit 620；It can also be realized using above detection unit 620, when utilizing detection unit
620 to realize when, it is necessary to different periods be detection unit 620 configure frequency band to be detected.
Optionally, dispensing unit 640 can be utilized to be detection unit 620 according to the band information of cell and detect list with outer
The configuration of member 670 frequency band to be detected.
Figure 12 is refer to again, is originally in example, and updating block 660 can also be currently used according to the neighbor cell of cell
Band information updates the band information of the cell.Wherein, the currently used band information in neighbor cell can pass through this cell
Access network side apparatus（For example, base station）Information exchange between other access network side apparatus obtains.Can also by OAM from its
Its access network side apparatus obtains.Certainly, the renewal can also be carried out in OAM sides, then be handed down to access network side apparatus.
In addition, updating block 660 according to target strategy, can also update the band information of cell.Target strategy, it is cell
Frequency band managing device marks frequency band attribute or chooses the Main Basiss of present band etc..For example, to reduce inter-cell interference, can be with
It is preferred that allow frequency band to be used to detect outside other cell present bands, and preferably this kind of frequency band is available band；For maximum
The carry out frequency band multiplexing of limit, other cell present bands can be chosen and be used to detect；In order to ensure to detect that frequency band is available
Probability, then the detectable priority tag of the frequency band for the history that no detection can be conflicted is higher priority, or will have been rushed
The prominent moment, frequency band was identified as higher priority earlier；In order to ensure business continuance, can be by the frequency band once to conflict can
Use priority is identified as low priority, otherwise is identified as high priority, in order to ensure the continuity of business, determines cell needs
Number of simultaneously available minimum frequency band etc..
The embodiment of the present invention 13 can be combined with other any embodiments of the present invention, i.e. those skilled in the art can be with
Update method in embodiment 13 is combined with either method embodiment, obtains more embodiments, can also be by embodiment
The outer detection unit of band in 13 is combined with any device embodiment, obtains more embodiments.
In each of the above embodiment, the band information of cell can be frequency band attribute list.Cell will be allowed to use
All frequency bands and the status information of each frequency band presented in a manner of list.It is of course also possible to otherwise present, this
Any restrictions are not done in invention.
In addition, the band information of cell can include one or more of following information：It is whether detectable, detectable
Priority, whether can be used, workable priority, non-serviceable reason, whether need to change or with the presence or absence of conflicting, be
It is no to use, the time that last time uses, whether be used by other cells, workable time interval.Cell is detected for example, working as
Present band it is unavailable when, can update it is no need change or the status indicator with the presence or absence of conflict, so as to by inquiry should
The band information of cell judges whether to need to change subdistrict frequency band.It is of course also possible to be not provided with the information, when detecting cell
When present band is unavailable, the replacing of direct triggering cell frequency band.For another example, during frequency band use, if present band is examined
After measuring conflict, then frequency band is marked to be unavailable and mark the conflict time, and in setting time（Such as, 6 minutes, it is only for example, this
Art personnel can set as needed）Afterwards, re-flag the frequency band can detect, trigger CAC or Off-Channel
CAC detects the availability of frequency band.
In a word, for the content and update mode of subdistrict frequency band information, can be set according to being actually needed, this hair
It is bright not do any restrictions.
Figure 13 is refer to, Figure 13 is the flow chart for the subdistrict frequency band management method that the embodiment of the present invention 14 provides, at this
In embodiment, the process of cell foundation is embodied, as shown in figure 13, the executive agent of this method is subdistrict frequency band managing device,
The device can be realized by existing access network equipment, can also be separately provided, below with subdistrict frequency band pipe positioned at access net side
Device is managed by the way that the present invention is described in detail exemplified by existing access network equipment.Specifically, this method comprises the following steps：
S131：Obtain the band information of cell, band information includes allowing all frequency bands that the cell uses and each
The status information of frequency band.
S132：The band information of cell is inquired about, status information is chosen and is available frequency band and is allocated to cell；
S133：Activation cell, i.e. make cell enter normal operating conditions.
In above S131, access network equipment can obtain the band information of cell from OAM, can also be configured according to OAM
To the frequency band range of access network equipment, the band information of an initial cell is established.
When access network equipment sets multiple cells, it is necessary to which above S132 is performed a plurality of times, frequency is respectively configured for multiple cells
Band.Now, before above-mentioned S132 is performed, can also include：
The detectable information of each frequency band of band information kind and detectable precedence information are set, it is detectable preferential using this
Level carries out availability detection to detectable frequency band successively, when availability detection display is available, is allocated to each cell successively.
For example, the target strategy issued according to OAM, is set in frequency band 1 to 10, frequency band 1 to 5 is detectable, and detectable priority is successively
Decline.First, availability detection is carried out to frequency band 1, if frequency band 1 can be used, is allocated to cell 1.Then, to frequency band 2
Carry out availability detection（For example, initial channel availability detection）If frequency band 2 is unavailable, choosing the progress of frequency band 3 again can
Detected with property, and if frequency band 3 can be used, be then allocated to cell 2.
The description of embodiment more than, it is apparent to those skilled in the art that the present invention can use
Hardware is realized, or firmware is realized, or combinations thereof mode is realized.When implemented in software, above-mentioned function can be deposited
Storage is transmitted in computer-readable medium or as one or more instructions on computer-readable medium or code.Calculate
Machine computer-readable recording medium includes computer-readable storage medium and communication media, wherein communication media include being easy to from a place to another
Any medium of place transmission computer program.Storage medium can be any usable medium that computer can access.With this
Exemplified by but be not limited to：Computer-readable medium can include RAM, ROM, EEPROM, CD-ROM or other optical disc storages, disk are deposited
Storage media or other magnetic storage apparatus or can be used in carrying or store with instruction or data structure form it is desired
Program code simultaneously can be by any other medium of computer access.In addition, any connection can be suitably can as computer
Read medium.For example, if software is using coaxial cable, optical fiber cable, twisted-pair feeder, Digital Subscriber Line（Digital
Subscriber Loop, DSL）Or the wireless technology of such as infrared ray, radio and microwave etc from website, server or
Person's other remote sources transmission, then coaxial cable, optical fiber cable, twisted-pair feeder, DSL or such as infrared ray, wireless and microwave
Etc wireless technology be included in belonging to medium it is fixing in.As used in the present invention, disk（Disk）And dish（disc）Including
Compress laser disc（CD）, laser disc, laser disc, Digital Versatile Disc（DVD）, floppy disk and Blu-ray Disc, the usual magnetic of which disk answers
Data processed, and dish is then with laser come optical replicate data.Above combination above should also be as the guarantor for being included in computer-readable medium
Within the scope of shield.
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, either 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 (21)
1. a kind of subdistrict frequency band management method, it is characterised in that the access net side of cell stores the band information of the cell, described
Band information includes the status information for all frequency bands and each frequency band for allowing the cell to use, and the status information includes
Whether can use, methods described includes：
Whether the present band for detecting the cell can use, described to be detected as collision detection；
When the present band of the cell is unavailable, the band information of the cell is inquired about, is available frequency from status information
Target band is chosen in band；
Selected target band is allocated to the cell；
The status information is also including the use of priority.
2. according to the method for claim 1, it is characterised in that whether the present band of the detection cell can use it
Afterwards, in addition to：
When the present band of the cell is unavailable, enters the cell and initially set up state.
3. according to the method for claim 2, it is characterised in that by selected target band be allocated to the cell it
Before, in addition to：
Availability detection is carried out to the target band；
Selected target band is allocated to the cell, including：
When the target band is available, the target band is allocated to the cell, so that the cell enters normal work
Make state.
4. according to the method for claim 1, it is characterised in that it is described when the present band of the cell is unavailable, look into
The band information of the cell is ask, is to choose target band in available frequency band from status information, including：
It is that use priority highest frequency band is chosen in available frequency band as the target band from status information.
5. according to the method described in any one of claim 1 or 4, it is characterised in that also include：
When the present band of the cell can use, and replaceable frequency band be present, target frequency is chosen from the replaceable frequency band
Band, wherein, the status information of the replaceable frequency band is higher than the use of the cell present band for available and use priority
Priority.
6. according to the method described in any one of Claims 1-4, it is characterised in that also include：
Update the band information of the cell.
7. according to the method for claim 6, it is characterised in that the status information also includes whether can detect, it is described more
The band information of the new cell, including：
Status information described in band information to the cell outside the present band of cell is carried out for detectable frequency band
Availability detects；
The result detected according to the availability updates the band information of the cell.
8. according to the method for claim 7, it is characterised in that the status information also includes whether to be made by other cells
With；
The band information of the renewal cell, in addition to：
The band information of the cell is updated according to the currently used band information in the neighbor cell of the cell.
9. according to the method for claim 7, it is characterised in that the band information of the renewal cell, in addition to：
According to target strategy, the band information of the cell is updated.
A kind of 10. subdistrict frequency band managing device, it is characterised in that including：
Memory cell, stores the band information of cell, all frequency bands that the band information includes allowing the cell to use with
And the status information of each frequency band, the status information include whether can use；
Detection unit, whether the present band for detecting the cell can use, described to be detected as collision detection；
Unit is chosen, for when the testing result of the detection unit is unavailable, inquiring about the band information of the cell, from
Status information is to choose target band in available frequency band；
Dispensing unit, for selected target band to be allocated into the cell；
The status information is also including the use of priority.
11. device according to claim 10, it is characterised in that also include：
Cell management unit, for when the testing result of the detection unit is unavailable, entering the cell and just establishing
Vertical state.
12. device according to claim 11, it is characterised in that the detection unit is additionally operable to：
Before selected target band is allocated into the cell, availability detection is carried out to the target band；
The dispensing unit is used to, when the target band is available, the target band is allocated into the cell；
The cell management unit is additionally operable to make the cell enter normal operating conditions.
13. device according to claim 10, it is characterised in that it is described selection unit from status information be available frequency band
Middle selection target band, including：
It is that use priority highest frequency band is chosen in available frequency band as the target band from status information.
14. according to the device described in any one of claim 10 or 13, it is characterised in that the selection unit is additionally operable to：
When the present band of the cell can use, and replaceable frequency band be present, target frequency is chosen from the replaceable frequency band
Band, wherein, the status information of the replaceable frequency band is higher than the use of the cell present band for available and use priority
Priority.
15. according to the device described in any one of claim 10 to 13, it is characterised in that also include：
Updating block, for updating the band information of the cell.
16. device according to claim 15, it is characterised in that the status information also includes whether can detect, described
Device also includes：
With outer detection unit, it is for the status information outside the present band of cell described in the band information to the cell
Detectable frequency band carries out availability detection；
The result that the updating block is additionally operable to be detected according to the availability updates the band information of the cell.
17. device according to claim 16, it is characterised in that the status information also includes whether to be made by other cells
With the updating block is additionally operable to：
The band information of the cell is updated according to the currently used band information in the neighbor cell of the cell.
18. device according to claim 16, it is characterised in that the updating block is additionally operable to：
According to target strategy, the band information of the cell is updated.
A kind of 19. subdistrict frequency band managing device, it is characterised in that including：
Memory, stores the band information of cell, the band information include all frequency bands for allowing the cell to use and
The status information of each frequency band, the status information include whether can use；
Processor, it is connected with the memory, for the band information of the cell according to the memory storage, performs such as
Operation described in any one of claim 1 to 9.
A kind of 20. subdistrict frequency band management system, it is characterised in that including：Cell as described in any one of claim 10 to 19
Frequency band managing device.
21. system according to claim 20, it is characterised in that also include：
Network bands managing device, for frequency band range or the target plan for allowing to use to subdistrict frequency band managing device configuration
Slightly.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2012/087927 WO2014101148A1 (en) | 2012-12-28 | 2012-12-28 | Device, system, and method for managing frequency bands of cell |
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| Publication Number | Publication Date |
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| CN103703820A CN103703820A (en) | 2014-04-02 |
| CN103703820B true CN103703820B (en) | 2018-02-06 |
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| WO (1) | WO2014101148A1 (en) |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1926815A (en) * | 2004-03-26 | 2007-03-07 | 英特尔公司 | Wireless network dynamic frequency selection for radar interference avoidance |
| CN101483917A (en) * | 2008-01-10 | 2009-07-15 | 华为技术有限公司 | Frequency band access switching method, terminal and base station |
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| KR101002879B1 (en) * | 2005-06-10 | 2010-12-21 | 삼성전자주식회사 | Method for handoff in mobile communication system |
| CN101110659B (en) * | 2006-07-17 | 2011-12-07 | 华为技术有限公司 | Method for distributing subdistrict frequency band and network appliance thereof |
| CN101790243B (en) * | 2009-12-26 | 2013-01-23 | 华为技术有限公司 | Dispatching method and device |
| CN101730110B (en) * | 2009-12-31 | 2012-05-23 | 上海华为技术有限公司 | Method and device for distributing edge band resource and base station |
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- 2012-12-28 WO PCT/CN2012/087927 patent/WO2014101148A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1926815A (en) * | 2004-03-26 | 2007-03-07 | 英特尔公司 | Wireless network dynamic frequency selection for radar interference avoidance |
| CN101483917A (en) * | 2008-01-10 | 2009-07-15 | 华为技术有限公司 | Frequency band access switching method, terminal and base station |
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