CN102378187B - Method, system and equipment for allocating and determining cell identifiers - Google Patents
Method, system and equipment for allocating and determining cell identifiers Download PDFInfo
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- CN102378187B CN102378187B CN201010252468.1A CN201010252468A CN102378187B CN 102378187 B CN102378187 B CN 102378187B CN 201010252468 A CN201010252468 A CN 201010252468A CN 102378187 B CN102378187 B CN 102378187B
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Abstract
The embodiment of the invention relates to the technical field of wireless communication, in particular to a method, a system and equipment for allocating cell identifiers, and is used for solving the problem of increase of the maintenance cost of the system caused by cell identifier collision which possibly occurs during allocation of the cell identifiers to relay-node (RN) equipment in the prior art. The method provided by the embodiment of the invention comprises the following steps that: a base station determines the quantity of the cell identifiers which are required to be allocated to the RN equipment according to cell information which is received from the RN equipment,; the base station allocates the cell identifiers to the RN equipment according to the determined quantity, wherein each cell identifier uniquely identifies a cell; and the base station determines allocation information according to the allocated cell identifiers and sends the allocation information to the RN equipment. By allocating the cell identifiers to the RN equipment by using the base station, the collision of the cell identifiers which are allocated by the RN operation and maintenance (OAM) equipment of different manufacturers is avoided, allocation efficiency is improved, manual operation is avoided, and maintenance cost is reduced.
Description
Technical field
The present invention relates to wireless communication technology field, particularly method, system and the equipment of a kind of distribution and definite cell ID.
Background technology
LTE-A (Long Term Evolution-Advanced, long-term evolution upgrading) system is introduced after Relay (relaying) node, defines with lower node, interface and link, as shown in Figure 1,
Node comprises:
Donor-eNB: have the eNB of wireless connections with RN equipment, be abbreviated as DeNB;
Relay-Node: be present in the entity between DeNB and UE, be abbreviated as RN equipment;
Relay-UE: directly and the RN equipment UE that carries out data interaction, be abbreviated as R-UE;
Grand UE: directly and the DeNB UE that carries out data interaction.
Interface comprises:
Un interface: the interface between RN equipment and DeNB;
Interface between Uu interface: UE and RN equipment.
Wireless link comprises:
Backhaul link: back haul link, the link between base station and core net, comprises the link that Un interface is corresponding;
Access link: access link, the link corresponding with Uu interface;
Direct link: direct projection link, DeNB and grand UE carry out the link of transfer of data.
Introduce the downlink transfer after RN equipment: the data that arrive UE under RN equipment need to send to RN equipment through descending back haul link by DeNB, then send to UE by RN equipment through descending access link.
Introduce the uplink after RN equipment: under RN equipment, the uplink of UE first sends to RN equipment by UE through uplink access link, then sends to DeNB by RN equipment through back haul link.
At present, configure the cell ID under eNB by OAM (Operation and Maintenance, operation and maintenance system) equipment.After introducing RN, RN has the OAM of oneself, and DeNB also has the OAM of oneself, and both OAM do not communicate by letter mutually.Utilize the OAM of RN to come, for RN devices allocation cell ID, under same DeNB, may dispose the RN of different vendor if adopt current mechanism.Like this, the cell ID that the RN OAM of different vendor distributes may produce conflict.
In sum, occur at present for the situation of district identification collision likely appears in RN devices allocation cell ID, if by manually removing to safeguard each RN OAM, cost of labor is larger, and follow-up maintenance complexity, inefficiency.
Summary of the invention
The embodiment of the present invention provides method, system and the equipment of a kind of distribution and definite cell ID, in order to solve occurring for the situation of district identification collision likely appears in RN devices allocation cell ID of existing in prior art, thereby increase the problem of distributing difficulty and maintenance cost.
A kind of method of distributing cell ID that the embodiment of the present invention provides, the method comprises:
Base station determines need to be the quantity of the cell ID of described RN devices allocation according to the cell information from relaying RN equipment of receiving;
Described base station is described RN devices allocation cell ID according to definite quantity, wherein each cell ID unique identification Yi Ge community;
Assignment information is determined according to the cell ID distributing in described base station, and sends described assignment information to described RN.
The method of a kind of definite cell ID that the embodiment of the present invention provides, the method comprises:
The quantity that relaying RN equipment distributes the community of cell ID as required, determines cell information, and sends described cell information to base station;
Described RN equipment, according to the assignment information from base station of receiving, is determined the cell ID that each community is corresponding;
Wherein, described assignment information is that described base station is determined according to the cell ID for described RN devices allocation.
A kind of system of distributing cell ID that the embodiment of the present invention provides, this system comprises:
Relaying RN equipment, for distributing as required the quantity of community of cell ID, determines cell information, and sends described cell information, and according to the assignment information from base station of receiving, determine the cell ID that each community is corresponding;
Base station, need to be the quantity of the cell ID of described RN devices allocation for determining according to the described cell information of receiving, and be described RN devices allocation cell ID according to definite quantity, determine assignment information according to the cell ID distributing, and send described assignment information, wherein each cell ID unique identification Yi Ge community.
A kind of base station that the embodiment of the present invention provides, this base station comprises:
Quantity determination module need to be the quantity of the cell ID of described RN devices allocation for determining according to the cell information from relaying RN equipment of receiving;
Distribution module, for according to definite quantity being described RN devices allocation cell ID, wherein each cell ID unique identification Yi Ge community;
The first sending module, for determining assignment information according to the cell ID distributing, and sends described assignment information to described RN.
A kind of relaying RN equipment that the embodiment of the present invention provides, this RN equipment comprises:
The second sending module, for distributing as required the quantity of community of cell ID, determines cell information, and sends described cell information to base station;
Mark determination module, for according to the assignment information from base station of receiving, determines the cell ID that each community is corresponding;
Wherein, described assignment information is that described base station is determined according to the cell ID for described RN devices allocation.
Embodiment of the present invention RN equipment distributes the quantity of the community of cell ID as required, determine and send cell information, base station determines need to be the quantity of the cell ID of RN devices allocation according to cell information, for RN devices allocation cell ID, and determine and send assignment information according to the cell ID distributing, wherein each cell ID unique identification Yi Ge community, RN equipment, according to the assignment information from base station of receiving, is determined the cell ID that each community is corresponding.
Owing to being RN devices allocation cell ID by base station, thereby avoid the situation that produces conflict due to the cell ID that the RN OAM of different vendor distributes to occur, saved artificial participation, reduced maintenance cost, improved allocative efficiency;
Further, owing to not needing the participation of OAM, can complete cell ID and distribute, also alleviate the burden of OAM.
Brief description of the drawings
Fig. 1 is that in background technology, LTE-A system is introduced the schematic network structure after RN equipment;
Fig. 2 is the system configuration schematic diagram that the embodiment of the present invention is distributed cell ID;
Fig. 3 is the structural representation of embodiment of the present invention base station;
Fig. 4 is the structural representation of embodiment of the present invention RN equipment;
Fig. 5 is the method flow schematic diagram that the embodiment of the present invention is distributed cell ID;
Fig. 6 is the method flow schematic diagram that the embodiment of the present invention is determined cell ID;
Fig. 7 is the method flow schematic diagram that distributes cell ID in embodiment of the present invention the first X2 interface process of establishing;
Fig. 8 is the method flow schematic diagram that distributes cell ID before embodiment of the present invention X2 interface is set up;
Fig. 9 is the method flow schematic diagram that distributes cell ID in embodiment of the present invention the first X2 interface config update process;
Figure 10 is the method flow schematic diagram that distributes cell ID in embodiment of the present invention the second X2 interface process of establishing;
Figure 11 is the method flow schematic diagram that distributes cell ID in embodiment of the present invention the second X2 interface config update process.
Embodiment
Embodiment of the present invention RN equipment distributes the quantity of the community of cell ID as required, determine and send cell information, base station determines need to be the quantity of the cell ID of RN devices allocation according to cell information, for RN devices allocation cell ID, and determine and send assignment information according to the cell ID distributing, wherein each cell ID unique identification Yi Ge community, RN equipment, according to the assignment information from base station of receiving, is determined the cell ID that each community is corresponding.Owing to being RN devices allocation cell ID by base station, thereby avoid the situation that produces conflict due to the cell ID that the RN OAM of different vendor distributes to occur, saved artificial participation, reduced maintenance cost, improved allocative efficiency.
Wherein, the cell ID of the embodiment of the present invention can be ECGI (E-UTRAN Cell Global Identifier, the universal land radio access web cellular global identity of evolution) or PCI (Physical Cell Identity, physical-layer cell identifier), and the information that other can unique identification community.
The scheme of the embodiment of the present invention can be applied in LTE-A system, also can be applied in other systems that contain RN equipment.
The base station of the embodiment of the present invention be can with the base station of RN equipment connection, such as macro base station, donor base station (DeNB), Home eNodeB etc.
Below in conjunction with Figure of description, the embodiment of the present invention is described in further detail.
As shown in Figure 2, the embodiment of the present invention distributes the system of cell ID to comprise: RN equipment 10 and base station 20.
Wherein, RN equipment 10 can will need to distribute the quantity of community of cell ID as cell information.Such as RN equipment 10 self-management San Ge communities, need base station 20 for these three cell allocation cell IDs, can be using 3 as cell information; Accordingly, the quantity of base station 20 using the number of cells of receiving as the cell ID that need to distribute for RN equipment 10.
Wherein, the quantity of the cell ID that need to distribute for RN equipment 10 is being determined in base station 20, is that RN equipment 10 distributes cell ID according to quantity, such as quantification is 3, distributes 3 cell IDs for RN equipment 10.
In force, base station 20 is being distributed after cell ID, can, using each cell ID respectively as assignment information, such as having distributed 3 cell IDs, using each cell ID as an assignment information, have 3 assignment information; Accordingly, RN equipment 10 using each assignment information respectively as a cell ID, using each cell ID respectively as cell ID corresponding to Yi Ge community.
The partial bit of each cell ID can be saved respectively to the bit number of transmission as the mode of assignment information, save transfer resource, improve efficiency of transmission and resource utilization.
In force, base station 20 can also be from all cell IDs that distribute selected a part of cell ID, selected each cell ID, respectively as assignment information, is remained to partial bit in each cell ID respectively as an assignment information; Accordingly, the bit number that RN equipment 10 takies according to cell information just knows which assignment information is complete cell ID, and which assignment information is part cell ID.
Wherein, RN equipment 10 can be in X2 interface process of establishing, or before X2 interface sets up, or send cell information to base station 20 in X2 interface config update process.
X2 interface is positioned at access network layer, and X2 is the logic interfacing between base station, and each base station can exist X2 to be connected with multiple adjacent base stations.
Concrete, the cell information that RN equipment 10 can send needs is placed in RRC (Radio Resource Control, Radio Resource control) send in message or X2-AP (X2 Application Protocol, application layer signaling protocol) message.
The assignment information that base station 20 can send needs is placed in RRC message or X2-AP message sends.
It is relevant which kind of message concrete RN equipment 10 and base station 20 adopt respectively under what scene, send cell information with RN equipment 10, and particular content can, referring to Fig. 7～11, not repeat them here.
Preferably, RN equipment 10 is being determined after cell ID corresponding to community, can also be assigned by informing base station 10 cell IDs.
As shown in Figure 3, the base station of the embodiment of the present invention comprises: quantity determination module 200, distribution module 210 and the first sending module 220.
The first sending module 220, determines assignment information for the cell ID distributing according to distribution module 210, and sends assignment information to RN.
Wherein, the first sending module 220 can be using each cell ID respectively as assignment information, or using the partial bit of each cell ID respectively as assignment information.
The first sending module 220 can send assignment information to RN by RRC message or X2-AP message.
Wherein, quantity determination module 200 is in the time that cell information is number of cells, using the number of cells of receiving as being the quantity of the cell ID of RN devices allocation;
Wherein, the first sending module can also report the cell ID of distribution the operation and maintenance system OAM equipment being connected with self.
As shown in Figure 4, the RN equipment of the embodiment of the present invention comprises: the second sending module 100 and mark determination module 110.
The second sending module 100, for distributing as required the quantity of community of cell ID, determines cell information, and sends cell information to base station.
Mark determination module 110, for according to the assignment information from base station of receiving, determines the cell ID that each community is corresponding, and wherein assignment information is that base station is determined according to the cell ID for RN devices allocation.
Wherein, the second sending module 100 can will need to distribute the quantity of community of cell ID as cell information, or using each cell ID particular value as cell information.
Mark determination module 110 can, in the time that assignment information is cell ID, using assignment information as cell ID, and be determined cell ID corresponding to each community; In the time that assignment information is the partial bit of cell ID, fills all the other bits of cell ID, and according to the cell ID after filling, determine the cell ID that each community is corresponding.
Mark determination module 110 can be in X2 interface process of establishing, or before X2 interface sets up, or in X2 interface config update process, send cell information to base station.
Further, mark determination module 110 can send cell information by RRC message or X2-AP message.
Preferably, the second sending module 100 can also report definite cell ID the OAM equipment being connected with self.
Preferably, the second sending module can also be assigned by informing base station cell ID.
As shown in Figure 5, the embodiment of the present invention distributes the method for cell ID to comprise the following steps:
Assignment information is determined according to the cell ID distributing in step 503, base station, and sends assignment information to RN.
Wherein, before step 501, can further include:
The quantity that step 500, RN equipment distribute the community of cell ID as required, determines cell information, and sends cell information to base station.
After step 503, can further include:
In step 500, RN equipment can will need to distribute the quantity of community of cell ID as cell information.Such as RN equipment self-management San Ge community, needing base station is these three cell allocation cell IDs, can be using 3 as cell information; Accordingly, in step 501, base station is using the number of cells of receiving as being the quantity of the cell ID of RN devices allocation.
RN equipment can also be using each cell ID particular value as cell information, and cell ID particular value is the string number of predetermining, and can be full 0, and complete 1 or other numerals.Such as RN equipment self-management San Ge community, needing base station is these three cell allocation cell IDs, determines that the cell ID particular value of first community is full 0, and using full 0 as cell information; The cell ID particular value of determining second community is full 0, and using full 0 as cell information; The cell ID particular value of determining San Ge community is complete 1, and that is to say as cell information complete 1, and this mode needs base station 20 to distribute several cell IDs, just sets several communities cell ID particular value; Accordingly, in step 501, base station is using the quantity of the cell ID particular value of receiving as being the quantity of the cell ID of RN devices allocation, namely using the cell information of receiving as being the quantity of the cell ID of RN devices allocation.
In step 502, the quantity of the cell ID that need to distribute for RN equipment 10 is being determined in base station, is RN devices allocation cell ID according to quantity, such as quantification is 3, is 3 cell IDs of RN devices allocation.
Base station can unique identification Yi Ge community at the cell ID that need to ensure when the RN devices allocation cell ID to distribute, such as checking the cell ID of community of self-management and the cell ID distributing for other RN, ensure can not be identical with above-mentioned these marks.
In step 503, base station is being distributed after cell ID, can, using each cell ID respectively as assignment information, such as having distributed 3 cell IDs, using each cell ID as an assignment information, have 3 assignment information; Accordingly, in step 504, RN equipment using each assignment information respectively as a cell ID, using each cell ID respectively as cell ID corresponding to Yi Ge community.
Base station is being distributed after cell ID, can also be using the partial bit of each cell ID respectively as assignment information; Accordingly, in step 504, RN equipment is being received after assignment information, fills all the other bits of cell ID, and according to the cell ID after filling, determines the cell ID that each community is corresponding.Such as cell ID is ECGI, need to distribute 2 cell IDs, base station can only send to RN equipment as an assignment information respectively using rear 8 bits of each ECGI, RN equipment is being received after two assignment information, according to front 44 bits of the ECGI of Donor cell respectively with two that receive after the new ECGI of two of 8 bits compositions, and using each new ECGI as cell ID corresponding to Yi Ge community.
The partial bit of each cell ID can be saved to transfer resource as the mode of assignment information respectively, improve efficiency of transmission and resource utilization.
In step 503, base station can also be from all cell IDs that distribute selected a part of cell ID, selected each cell ID, respectively as assignment information, is remained to partial bit in each cell ID respectively as an assignment information; Accordingly, in step 504, the bit number that RN equipment takies according to cell information just knows which assignment information is complete cell ID, and which assignment information is part cell ID.
In step 500, RN equipment can be in X2 interface process of establishing, or before X2 interface sets up, or send cell information to base station 20 in X2 interface config update process.
Concrete, the cell information that RN equipment can send needs is placed in RRC message or X2-AP message sends.
In step 503, the assignment information that base station can send needs is placed in RRC message or X2-AP message sends.
It is relevant which kind of message concrete RN equipment and base station adopt respectively under what scene, send cell information with RN equipment, and particular content can, referring to Fig. 7～Figure 11, not repeat them here.
Base station, after being RN devices allocation cell ID, can also report the cell ID of distribution the OAM equipment being connected with self.
RN equipment is being determined after cell ID corresponding to community, definite cell ID can also be reported to the OAM equipment being connected with self, i.e. RN OAM equipment.
Preferably, in step 504, RN equipment, having determined after cell ID corresponding to community, can also be assigned by informing base station cell ID.
As shown in Figure 6, the embodiment of the present invention determines that the method for cell ID comprises the following steps:
The quantity that step 601, RN equipment distribute the community of cell ID as required, determines cell information, and sends cell information to base station.
In step 601, RN equipment need to distribute the quantity of community of cell ID as cell information; Or RN equipment is using each cell ID particular value as cell information.
In step 602, in the time that assignment information is cell ID, RN equipment is using assignment information as cell ID, and cell ID corresponding to definite each community;
In the time that assignment information is the partial bit of cell ID, RN equipment is filled all the other bits of cell ID, and according to the cell ID after filling, determines the cell ID that each community is corresponding.
In step 601, RN equipment in X2 interface process of establishing, or X2 interface set up before, or in X2 interface config update process to base station send cell information.
Further, RN equipment sends cell information by RRC message or X2-AP message.
After step 602, can further include:
RN equipment reports definite cell ID the OAM equipment being connected with self.
After step 602, can further include:
RN equipment informing base station cell ID is assigned.
Wherein, the particular content of step 601 and step 602 can be respectively identical referring to step 500 and step 504, do not repeat them here.
Being ECGI taking cell ID is below elaborated as example, and cell ID is that the process of PCI and the process of ECGI are similar, repeats no more.
As shown in Figure 7, in embodiment of the present invention the first X2 interface process of establishing, distribute the method for cell ID to comprise the following steps:
After step 701, RN device power-up, set up in the process of X2 interface with DeNB, in X2 SetupRequest (X2 sets up request) message, report the number of cells of RN equipment control to DeNB.
Step 702, DeNB are according to the number of cells of RN request, for each cell allocation community ECGI of RN, and situation about setting up according to X2 interface, send to RN equipment by X2 Setup Response (X2 sets up response) message or X2 Setup Failure (X2 sets up unsuccessfully) message, be successfully established and send X2 Setup Response, set up and unsuccessfully send X2 Setup Failure.
Concrete, can in these two X2-AP message, increase a newly assigned cell identification list.
Wherein, the ECGI of all RN devices allocation that the ECGI that DeNB distributes can not manage for DeNB with the ECGI of the community of DeNB management and DeNB is identical, ensures uniqueness.
Step 703, the ECGI of RN equipment using the ECGI receiving as self-administered community.
Optionally, after step 703, RN equipment can be initiated eNB Configuration Update (eNB confirms to upgrade) message for confirming to DeNB to DeNB, and notice DeNB cell ID is assigned.
Optionally, DeNB can, after being RN devices allocation ECGI, report DeNB OAM by all ECGI of RN management, thereby can not produce conflict when DeNB OAM is DeNB distribution community ECGI after ensureing.
Optionally, RN equipment can, after having obtained self-administered ECGI, report RN OAM by these ECGI, thereby can not produce conflict when RN OAM is RN distribution community ECGI after ensureing.
As shown in Figure 8, embodiment of the present invention X2 interface distributes the method for cell ID to comprise the following steps: before setting up
After step 801, RN device power-up, before setting up X2 interface with DeNB, report self-administered number of cells by RRC message to DeNB, such as passing through Cell Identity Request (cell ID request) message.
Step 802, DeNB are according to the number of cells of RN device request, for each cell allocation community ECGI or the DeNB of RN equipment are only rear 8 bits of each cell allocation ECGI of RN equipment, and send to RN equipment by RRC message, such as passing through Cell Identity Response (cell ID response) message, or UnRRCReconfiguration (control of Un Radio Resource is reshuffled) message.
If that comprise in the RRC message that step 803 RN equipment is received is ECGI, the ECGI using the ECGI receiving as self-administered community; If comprise rear 8 bits of ECGI in the RRC message that RN equipment is received, RN equipment is according to 44 bits before the ECGI of Donor cell and the rear 8 bit composition ECGI that receive, as the ECGI of self-administered community.
The optional step of Fig. 8 is identical with Fig. 7's, does not repeat them here.
Because Fig. 8 adopts the transmission of eating dishes without rice or wine, if rear 8 bits of transmission ECGI can be saved interface-free resources, compare the embodiment of the whole bits of other transmission ECGI, effect is more obvious.
As shown in Figure 9, in embodiment of the present invention the first X2 interface config update process, distribute the method for cell ID to comprise the following steps:
Step 901, in the time that needs increase community, RN equipment sends eNB Configuration Update (eNB config update) message to DeNB, in this message, RN equipment notice DeNB, the quantity of the newly-increased community of RN equipment.
Step 902, DeNB receive after eNB Configuration Update, be RN devices allocation ECGI according to the newly-increased number of cells of RN equipment, return to eNBConfiguration Update Acknowledge (the eNB config update confirmation) message that comprises newly assigned all ECGI to RN.
Concrete, can in eNB config update acknowledge message, increase a newly assigned cell identification list.
Step 903, the ECGI of RN equipment using the ECGI receiving as self-administered community.
The optional step of Fig. 9 is identical with Fig. 7's, does not repeat them here.
As shown in figure 10, in embodiment of the present invention the second X2 interface process of establishing, distribute the method for cell ID to comprise the following steps:
After step 1001, RN device power-up, set up in the process of X2 interface with DeNB, set up all ECGI of RN equipment control in request message at X2 and be set to particular value (such as full 0 or complete 1), and send X2 Setup Request message.
Step 1002, DeNB receives that X2 sets up after request message, (or determine by other means this message from RN equipment according to the Global eNB ID in X2 foundation request and identical this message that is RN equipment is sent of judging of Global eNB ID of DeNB, such as informed source IP address, or the ECGI of particular value), then determine number of cells according to the quantity of ECGI, for each cell allocation ECGI of RN equipment, and the X2 Setup Failure message of returning to the X2 Setup Response message that comprises newly assigned all ECGI or comprising newly assigned all ECGI to RN equipment.
Concrete, can in these two X2-AP message, increase a newly assigned cell identification list.
Step 1003, the ECGI of RN equipment using the ECGI receiving as self-administered community.
The optional step of Figure 10 is identical with Fig. 7's, does not repeat them here.
In Figure 10, can complete by RRC process, concrete mode can not repeat them here referring to the mode of Fig. 8 yet.
ECGI particular value is not distributed to the community use of DeNB and RN equipment control as ECGI value.
As shown in figure 11, in embodiment of the present invention the second X2 interface config update process, distribute the method for cell ID to comprise the following steps:
Step 1101, in the time that needs increase community, RN equipment sends eNB Configuration Update message to DeNB, in this message, all ECGI that RN equipment oneself increases newly are set to particular value, such as full 0 or complete 1.
Step 1102, DeNB receive after eNB Configuration Update, be that RN distributes ECGI according to the newly-increased number of cells of RN, return to eNBConfiguration Update Acknowledge (the eNB config update confirmation) message that comprises newly assigned all ECGI to RN equipment.
This method need to increase a newly assigned cell identification list in eNB config update acknowledge message.
Step 1103, the ECGI of RN equipment using the ECGI receiving as self-administered community;
The optional step of Figure 11 is identical with Fig. 7's, does not repeat them here.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt complete hardware implementation example, completely implement software example or the form in conjunction with the embodiment of software and hardware aspect.And the present invention can adopt the form at one or more upper computer programs of implementing of computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) that wherein include computer usable program code.
The present invention is with reference to describing according to flow chart and/or the block diagram of the method for the embodiment of the present invention, equipment (system) and computer program.Should understand can be by the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, the instruction that makes to carry out by the processor of computer or other programmable data processing device produces the device for realizing the function of specifying at flow process of flow chart or multiple flow process and/or square frame of block diagram or multiple square frame.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, the instruction that makes to be stored in this computer-readable memory produces the manufacture that comprises command device, and this command device is realized the function of specifying in flow process of flow chart or multiple flow process and/or square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make to carry out sequence of operations step to produce computer implemented processing on computer or other programmable devices, thereby the instruction of carrying out is provided for realizing the step of the function of specifying in flow process of flow chart or multiple flow process and/or square frame of block diagram or multiple square frame on computer or other programmable devices.
Although described the preferred embodiments of the present invention, once those skilled in the art obtain the basic creative concept of cicada, can make other change and amendment to these embodiment.So claims are intended to be interpreted as comprising preferred embodiment and fall into all changes and the amendment of the scope of the invention.
From above-described embodiment, can find out: embodiment of the present invention base station determines need to be the quantity of the cell ID of RN devices allocation according to the cell information from RN equipment of receiving, be RN devices allocation cell ID according to definite quantity, wherein each cell ID unique identification Yi Ge community, and determine assignment information according to the cell ID distributing, and send assignment information to RN.
Owing to being RN devices allocation cell ID by base station, thereby avoid the situation that produces conflict due to the cell ID that the RN OAM of different vendor distributes to occur, saved artificial participation, reduced maintenance cost, improved allocative efficiency;
Further, owing to not needing the participation of OAM, can complete cell ID and distribute, also alleviate the burden of OAM.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if these amendments of the present invention and within modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (27)
1. a method of distributing cell ID, is characterized in that, the method comprises:
Base station determines need to be the quantity of the cell ID of described RN devices allocation according to the cell information from relaying RN equipment of receiving;
Described base station is described RN devices allocation cell ID according to definite quantity, wherein each cell ID unique identification Yi Ge community;
Assignment information is determined according to the cell ID distributing in described base station, and sends described assignment information to described RN;
Wherein, described cell information is number of cells, and described base station determines that the quantity of cell ID comprises: described base station is using the number of cells of receiving as being the quantity of the cell ID of described RN devices allocation; Or described cell information is cell ID particular value, described base station is using the quantity of the cell ID particular value of receiving as being the quantity of the cell ID of described RN devices allocation.
2. the method for claim 1, is characterized in that, described base station determines that assignment information comprises:
Described base station using each cell ID respectively as assignment information; Or
Described base station using the partial bit of each cell ID respectively as assignment information.
3. the method for claim 1, is characterized in that, described base station sends described assignment information to described RN and comprises:
Described base station sends described assignment information by radio resource control RRC message or application layer signaling protocol X2-AP message to described RN.
4. the method as described in as arbitrary in claim 1～3, is characterized in that, described base station is also to comprise after described RN devices allocation cell ID:
Described base station reports the cell ID of distribution the operation and maintenance system OAM equipment being connected with self.
5. the method as described in as arbitrary in claim 1～3, is characterized in that, described cell ID is universal land radio access web cellular global identity ECGI or the physical cell identity PCI of evolution.
6. a method for definite cell ID, is characterized in that, the method comprises:
The quantity that relaying RN equipment distributes the community of cell ID as required, determines cell information, and sends described cell information to base station;
Described RN equipment, according to the assignment information from base station of receiving, is determined the cell ID that each community is corresponding;
Wherein, described assignment information is that described base station is determined according to the cell ID for described RN devices allocation;
Described RN equipment determines that cell information comprises: described RN equipment need to distribute the quantity of community of cell ID as cell information; Or described RN equipment is using each cell ID particular value as cell information.
7. method as claimed in claim 6, is characterized in that, described assignment information is cell ID;
Described RN equipment determines that cell ID comprises:
Described RN equipment is using described assignment information as cell ID, and cell ID corresponding to definite each community;
Described assignment information is the partial bit of cell ID;
Described RN equipment determines that cell ID comprises:
Described RN equipment is filled all the other bits of cell ID, and according to the cell ID after filling, determines the cell ID that each community is corresponding.
8. method as claimed in claim 6, is characterized in that, described RN equipment sends described cell information and comprises to base station:
Described RN equipment, in X2 interface process of establishing, or before X2 interface sets up, or sends described cell information to base station in X2 interface config update process.
9. method as claimed in claim 6, is characterized in that, described RN equipment sends described cell information and comprises to base station:
Described RN equipment sends cell information by RRC message or X2-AP message.
10. the method as described in as arbitrary in claim 6～9, is characterized in that, described RN equipment also comprises after determining cell ID corresponding to each community:
Described RN equipment reports definite cell ID the OAM equipment being connected with self.
11. methods as described in as arbitrary in claim 6～9, is characterized in that, described RN equipment also comprises after determining cell ID corresponding to each community:
Described RN equipment informing base station cell ID is assigned.
12. 1 kinds are distributed the system of cell ID, it is characterized in that, this system comprises:
Relaying RN equipment, for distributing as required the quantity of community of cell ID, determines cell information, and sends described cell information, and according to the assignment information from base station of receiving, determine the cell ID that each community is corresponding;
Base station, need to be the quantity of the cell ID of described RN devices allocation for determining according to the described cell information of receiving, and be described RN devices allocation cell ID according to definite quantity, determine assignment information according to the cell ID distributing, and send described assignment information, wherein each cell ID unique identification Yi Ge community;
Wherein, described RN equipment specifically for: need to distribute the quantity of community of cell ID as cell information, or using each cell ID particular value as cell information; Described base station specifically for: in the time that described cell information is number of cells, using the number of cells of receiving as being the quantity of the cell ID of described RN devices allocation, in the time that described cell information is cell ID particular value, using the quantity of the cell ID particular value of receiving as being the quantity of the cell ID of described RN devices allocation.
13. systems as claimed in claim 12, is characterized in that, described RN equipment specifically for:
Described RN equipment sends cell information by RRC message or X2-AP message;
Described base station specifically for:
Send described assignment information by RRC message or X2-AP message.
14. systems as claimed in claim 12, is characterized in that, described base station specifically for:
Using each cell ID respectively as assignment information;
Described RN equipment specifically for:
Using described assignment information as cell ID, and determine cell ID corresponding to each community.
15. systems as claimed in claim 12, is characterized in that, described base station specifically for:
Using the partial bit of each cell ID respectively as assignment information;
Described RN equipment specifically for:
Fill all the other bits of cell ID, and according to the cell ID after filling, determine the cell ID that each community is corresponding.
16. systems as claimed in claim 12, is characterized in that, described RN equipment specifically for:
In X2 interface process of establishing, or before X2 interface foundation, or in X2 interface config update process, send described cell information to base station.
17. systems as described in as arbitrary in claim 12～16, is characterized in that, described base station also for:
The cell ID of distribution is reported to the operation and maintenance system OAM equipment being connected with self;
Described RN equipment also for:
Definite cell ID is reported to the OAM equipment being connected with self.
18. 1 kinds of base stations, is characterized in that, this base station comprises:
Quantity determination module need to be the quantity of the cell ID of described RN devices allocation for determining according to the cell information from relaying RN equipment of receiving;
Distribution module, for according to definite quantity being described RN devices allocation cell ID, wherein each cell ID unique identification Yi Ge community;
The first sending module, for determining assignment information according to the cell ID distributing, and sends described assignment information to described RN;
Wherein, described quantity determination module is used for: in the time that described cell information is number of cells, using the number of cells of receiving as being the quantity of the cell ID of described RN devices allocation; In the time that described cell information is cell ID particular value, using the quantity of the cell ID particular value of receiving as being the quantity of the cell ID of described RN devices allocation.
19. base stations as claimed in claim 18, is characterized in that, described the first sending module specifically for:
Using each cell ID respectively as assignment information, or using the partial bit of each cell ID respectively as assignment information.
20. base stations as claimed in claim 18, is characterized in that, described the first sending module specifically for:
Send described assignment information by RRC message or X2-AP message to described RN.
21. base stations as described in as arbitrary in claim 18～20, is characterized in that, described the first sending module also for:
The cell ID of distribution is reported to the operation and maintenance system OAM equipment being connected with self.
22. 1 kinds of relaying RN equipment, is characterized in that, this RN equipment comprises:
The second sending module, for distributing as required the quantity of community of cell ID, determines cell information, and sends described cell information to base station;
Mark determination module, for according to the assignment information from base station of receiving, determines the cell ID that each community is corresponding;
Wherein, described assignment information is that described base station is determined according to the cell ID for described RN devices allocation;
Described the second sending module specifically for: need to distribute the quantity of community of cell ID as cell information, or using each cell ID particular value as cell information.
23. RN equipment as claimed in claim 22, is characterized in that, described mark determination module specifically for:
In the time that described assignment information is cell ID, using described assignment information as cell ID, and determine cell ID corresponding to each community;
In the time that described assignment information is the partial bit of cell ID, fills all the other bits of cell ID, and according to the cell ID after filling, determine the cell ID that each community is corresponding.
24. RN equipment as claimed in claim 22, is characterized in that, described mark determination module specifically for:
In X2 interface process of establishing, or before X2 interface foundation, or in X2 interface config update process, send described cell information to base station.
25. RN equipment as claimed in claim 22, is characterized in that, described mark determination module specifically for:
Send cell information by RRC message or X2-AP message.
26. RN equipment as described in as arbitrary in claim 22～25, is characterized in that, described the second sending module also for:
Definite cell ID is reported to the OAM equipment being connected with self.
27. RN equipment as described in as arbitrary in claim 22～25, is characterized in that, described the second sending module also for:
Informing base station cell ID is assigned.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010252468.1A CN102378187B (en) | 2010-08-12 | 2010-08-12 | Method, system and equipment for allocating and determining cell identifiers |
| PCT/CN2011/078355 WO2012019558A1 (en) | 2010-08-12 | 2011-08-12 | Method, system, and device for allocation and confirmation of cell identifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010252468.1A CN102378187B (en) | 2010-08-12 | 2010-08-12 | Method, system and equipment for allocating and determining cell identifiers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102378187A CN102378187A (en) | 2012-03-14 |
| CN102378187B true CN102378187B (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010252468.1A Active CN102378187B (en) | 2010-08-12 | 2010-08-12 | Method, system and equipment for allocating and determining cell identifiers |
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| Country | Link |
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| CN (1) | CN102378187B (en) |
| WO (1) | WO2012019558A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469447A (en) * | 2010-11-08 | 2012-05-23 | 中兴通讯股份有限公司 | Method and device for RN cell parameter configuration |
| US11864043B2 (en) | 2018-07-05 | 2024-01-02 | Lenovo (Beijing) Limited | Method and apparatus for backhaul link switching |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101388707B (en) * | 2007-09-13 | 2012-11-28 | 中兴通讯股份有限公司 | Method for implementing network access and initialization by relay station |
| US8391158B2 (en) * | 2008-07-25 | 2013-03-05 | Qualcomm Incorporated | Cell identifier assignment and selection |
| CN101483912A (en) * | 2008-11-26 | 2009-07-15 | 北京邮电大学 | Method for relay station initial registration |
| CN101720096B (en) * | 2009-11-27 | 2012-03-28 | 西安电子科技大学 | Self-configuration method of physical district ID in LTE cellular network |
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2010
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| Publication number | Publication date |
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| CN102378187A (en) | 2012-03-14 |
| WO2012019558A1 (en) | 2012-02-16 |
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Address after: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |
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