CN101860880A - Transmission method for interfere information and base station - Google Patents
Transmission method for interfere information and base station Download PDFInfo
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- CN101860880A CN101860880A CN200910127887A CN200910127887A CN101860880A CN 101860880 A CN101860880 A CN 101860880A CN 200910127887 A CN200910127887 A CN 200910127887A CN 200910127887 A CN200910127887 A CN 200910127887A CN 101860880 A CN101860880 A CN 101860880A
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Abstract
The invention discloses a transmission method for interfere information and a base station. The method comprises the following step of sending the interfere information to a target base station via an intermediate network element by one base station. The invention solves the problems that a home node base station has no X2 interface, the interfere between the base stations is solved by the manual operation and results in the lower operating efficiency; and the invention further realizes the automatic control on the interfere between the home node base station and a macro base station, and between two home node base stations.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of transmission method and base station of interfere information.
Background technology
Home eNodeB (Home NodeB, abbreviate HNB as) be a kind of small base station of plug and play, dedicated resources as private user is deployed in private sites uses such as family, group, company or school, Home eNodeB can provide higher service rate and reduce the needed expense of use high rate services to the user, has remedied existing distributed cellular radio communication system simultaneously and has covered not enough problem.
The Home eNodeB user is by Home eNodeB Access Network (Home NodeB Access Network, abbreviate HNB AN as) be connected to the core net network, Fig. 1 is universal mobile telecommunications system (the Universal Mobile Telecommunications System according to correlation technique, abbreviate UMTS as) schematic diagram of home base station network layout under the framework, as shown in Figure 1, HNB AN is by Home eNodeB and the common composition of femto gateway (Home NodeB Gateway abbreviates HNB GW as).Connect by the Iuh interface between Home eNodeB and the femto gateway, connect by the Iu interface between femto gateway and the core net.Wherein, the function that femto gateway is mainly carried out is: the fail safe of checking Home eNodeB, handle Home eNodeB registration, go registration, Home eNodeB is carried out access control, Home eNodeB is carried out operation maintenance management, according to Carrier Requirements configuration and control Home eNodeB, be responsible for the data of exchcange core net and Home eNodeB.For evolved Home eNodeB (Home E-UTRAN NodeB, abbreviate HeNB as), can not be directly connected to core net by femto gateway yet, Fig. 2 is Long Term Evolution (the Long-Term Evolution according to correlation technique, abbreviate LTE as) schematic diagram of home base station network layout under the framework, as shown in Figure 2, connect by the S1 interface between Home eNodeB and the femto gateway, also connect between femto gateway and the core net by the S1 interface.
The access module of Home eNodeB has three kinds: open, sealing with mix.The Home eNodeB of closed mode only allows to insert through the user who authorizes, for example, user such as kinsfolk, member of community, these are called non-public authorized user group (Closed Subscriber Group through the user who authorizes, abbreviate CSG as), authorization message is stored in the Subscriber Identity Module (Universal Subscriber Identity Module abbreviates USIM as) of subscriber equipment (User Equipment abbreviates UE as).
The frequency resource that Home eNodeB can use operator to reserve for all Home eNodeB specially, also can use and the identical frequency resource of macro base station (NodeB or eNodeB), the sub-district that macro base station covered is called macrocell, and correspondingly, the sub-district that Home eNodeB covered is called the CSG sub-district.There are a physical layer identifications (Physical Cell Identifier abbreviates PCI as) and a global cell identity (Cell Global Identifier abbreviates CGI as) in the CSG sub-district.Because physical layer identifications is limited, along with a large amount of deployment of Home eNodeB, PCI can not CSG sub-district of unique sign; And CGI is unique in public land mobile network (Public Land Mobile Network ID abbreviates PLMN as) scope, that is, have only by CGI and could uniquely determine a CSG sub-district.Because Home eNodeB has mobility as the privately owned equipment of user, and the users of power of Home eNodeB can independently be reconciled, a large amount of deployment along with Home eNodeB, after Home eNodeB increases, interference problem has increased the interference between macrocell and the CSG sub-district except the interference between existing macrocell and the macrocell, and the interference between CSG sub-district and the CSG sub-district, therefore, need take measures to fall interference handles.When the family base station produced serious the interference to macrocell or other Home eNodeB, operator can stop to provide service to Home eNodeB.
Usually connect by X2 interface between the tradition macro base station, can adopt and disturb inhibition such as technology such as interference eliminated, interference coordinations.The interference coordination of minizone by managing radio resources (for example, Physical Resource Block Physical Resource Block, abbreviate PRB as) so that presence of intercell interference in controlled range, surpass certain thresholding such as a certain cell detection to suffered interference, can transmit the disturbance state that is subjected on each PRB of this sub-district to neighbor cell by X2 interface, after neighbor cell receives and disturbs indication, confirm whether be the interference that oneself causes, handle if then fall to disturb, try not when reducing edge customer to distribute these PRB etc. into the central user that edge customer and Signal Interference and Noise Ratio (Signal interference and noise ratio abbreviates SINR as) are had relatively high expectations at the power on these PRB or in scheduling.The interference coordination of minizone carries out certain restriction by the coordination between neighbor cell to the available resources of a sub-district, with the data rate that improves the signal to noise ratio of adjacent sub-district on these resources, cell edge and covering etc.
Home eNodeB is the privately owned equipment of a kind of user, between Home eNodeB and the macro base station, do not exist X2 interface to connect between Home eNodeB and the Home eNodeB, according to traditional processing method, operator can take to the doorstep that mode of operation manually solves interference, but Home eNodeB has mobility as the subscriber equipment of plug and play, along with a large amount of deployment of Home eNodeB, the obvious operational efficiency of this man-to-man manual service mode is not high and need spend great amount of manpower.
Do not have X2 interface at Home eNodeB in the correlation technique, need solve inter base station interference by manual operation and cause the lower problem of operational efficiency, do not propose effective solution at present as yet.
Summary of the invention
There is not X2 interface at Home eNodeB, need solve inter base station interference by manual operation causes the lower problem of operational efficiency to propose the present invention, for this reason, main purpose of the present invention is to provide a kind of transmission plan of interfere information, to address the above problem.
To achieve these goals, according to an aspect of the present invention, provide a kind of transmission method of interfere information.
Transmission method according to interfere information of the present invention comprises that a base station sends interfere information by intermediate NE to target BS.
Preferably, after the base station sent interfere information, said method also comprised: target BS receives interfere information from middle network element, and falls interference according to interfere information and handle.
Preferably, after the base station sent interfere information, said method also comprised: intermediate NE receives interfere information, and stops to provide service for target BS according to interfere information.
Preferably, after the base station sent interfere information, said method also comprises: the base station judged whether still to exist interference, and being judged as under the situation that is, repeats to send interfere information via intermediate NE to target BS; The number of times that repeats to receive from the interfere information of base station at intermediate NE reaches under the situation of predetermined threshold, and intermediate NE stops to provide service for target BS.
Wherein, intermediate NE comprises one of following at least: femto gateway, core net, be used for being responsible for the network element of Interference Control.
Preferably, above-mentioned interfere information comprises: the identification information of the non-public authorized user group of the interference that target BS is administered sub-district.
Preferably, above-mentioned interfere information further comprises: the disturbance state that is subjected to that is subjected to each Radio Resource of interfered cell.
To achieve these goals, according to a further aspect in the invention, provide a kind of base station.
Base station according to the present invention comprises sending module, is used for sending interfere information by intermediate NE to target BS.
Preferably, above-mentioned interfere information comprises: the identification information of the non-public authorized user group of the interference that target BS is administered sub-district.
Preferably, above-mentioned interfere information further comprises: the disturbance state that is subjected to that is subjected to each Radio Resource of interfered cell.
By the present invention, adopted the base station to send the method for interfere information to target BS by intermediate NE, solve Home eNodeB and do not had X2 interface, need solve inter base station interference by manual operation and cause the lower problem of operational efficiency, and then the automatic control that has realized between Home eNodeB and the macro base station, disturbed between Home eNodeB and the Home eNodeB.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is according to the home base station network schematic layout pattern under the UMTS framework of correlation technique;
Fig. 2 is according to the home base station network schematic layout pattern under the LTE framework of correlation technique;
Fig. 3 is the transmission method flow chart according to the interfere information of the embodiment of the invention;
Fig. 4 is used to implement the CSG sub-district of the embodiment of the invention and a kind of covering schematic diagram of macrocell;
Fig. 5 is used to implement the CSG sub-district of the embodiment of the invention and a kind of covering schematic diagram of fork of macrocell;
Fig. 6 is a kind of covering schematic diagram that is used to implement the CSG sub-district and the CSG sub-district of the embodiment of the invention;
Fig. 7 is the flow chart according to the automatic reduction Home eNodeB power of the embodiment of the invention one;
Fig. 8 is the flow chart that stops to provide for Home eNodeB service automatically according to the embodiment of the invention two;
Fig. 9 is a flow chart of making interference coordination according to the automatic notice Home eNodeB of the embodiment of the invention three;
Figure 10 is a flow chart of making interference coordination according to the automatic notice Home eNodeB of the embodiment of the invention four;
Figure 11 is the flow chart that stops to provide for Home eNodeB service automatically according to the embodiment of the invention five;
Figure 12 is a flow chart of making interference coordination according to the automatic notice Home eNodeB 2 of the embodiment of the invention six.
Embodiment
Functional overview
Consider that Home eNodeB does not have X2 interface in the correlation technique, need solve inter base station interference by manual operation and cause the lower problem of operational efficiency, the method that the embodiment of the invention provides a kind of automatic control Home eNodeB to disturb, under the situation that does not have artificial participation, realize Interference Control to Home eNodeB, promptly, a base station sends interfere information by intermediate NE to target BS, can realize the automatic control that Home eNodeB disturbs.
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Method embodiment
According to embodiments of the invention, a kind of transmission method of interfere information is provided, comprise: a base station sends interfere information by intermediate NE to target BS, this interfere information can comprise the identification information of the interference CSG sub-district that target BS is administered, and can further include: the disturbance state that is subjected to that is subjected to each Radio Resource of interfered cell.
After this, target BS receives interfere information from middle network element, and falls interference according to interfere information and handle.
Further, after the base station sent interfere information, intermediate NE received interfere information, and can stop to provide service for target BS according to interfere information.For example, if judging still to exist, the base station disturbs, repeat to send interfere information via intermediate NE to target BS, the number of times that repeats to receive from the interfere information of base station at intermediate NE reaches under the situation of predetermined threshold, and intermediate NE can stop to provide service for target BS.
Wherein, above-mentioned intermediate NE can comprise one of following at least: femto gateway, core net, be used for being responsible for the network element of Interference Control.
Below in conjunction with accompanying drawing the overall embodiment of the present invention is described in further detail.
Fig. 3 is the transmission method flow chart according to the interfere information of the embodiment of the invention, and as shown in Figure 3, this method comprises that following step 301 is to step 306:
Step 301:UE measures the signal strength signal intensity that assessment finds certain CSG sub-district and surpasses certain thresholding, gives serving BS under the Serving cell according to the measurement result reporting measurement reports, carries the signal strength signal intensity of CSG sub-district and identification information etc. in this measurement report.
Step 302: serving BS receives the measurement report that UE reports, and carries out comprehensive assessment according to the measurement report that each UE reports, and judges whether this CSG sub-district has caused interference to its sub-district of administering, if then execution in step 303, otherwise flow process finishes.
Step 303: serving BS sends message to intermediate NE, carries the identification information of this CSG sub-district in this message, can also carry the disturbance state that is subjected to of each Radio Resource of being subjected to interfered cell in the sub-district that serving BS administers.The intermediate NE here can be femto gateway, core net or the network element of being responsible for Interference Control specially according to concrete application scenarios.
Step 304: intermediate NE receives the message that serving BS sends, and this message is sent to the affiliated Home eNodeB in CSG sub-district, and this message is used to notify the CSG sub-district of its administration of Home eNodeB that other sub-districts have been constituted interference; Can carry in this message each sub-district that is subjected to this CSG area interference Radio Resource be subjected to disturbance state, these sub-districts can belong to different base stations, the interference source that intermediate NE is adjudicated these sub-districts all is these CSG sub-districts, so intermediate NE carries the disturbance state that is subjected to of all these Radio Resources that are subjected to interfered cell in this message.The intermediate NE here can be femto gateway, core net or the network element of being responsible for Interference Control specially according to concrete application scenarios.
Home eNodeB under the step 305:CSG sub-district receives to fall to disturb behind the notification message that intermediate NE sends and handles, such as, reduce transmitting power, according to the disturbance state that is subjected to of the Radio Resource that is subjected to interfered cell that receives, try not during scheduling to distribute these Radio Resources etc. for the central user that edge customer and SINR have relatively high expectations.
Step 306: if Home eNodeB has successfully carried out falling the interference processing in the step 305, other sub-districts are no longer disturbed in this CSG sub-district, and then this process finishes.Fall and disturb reasons such as handling failure owing to the Home eNodeB owner artificially controls Home eNodeB power or Home eNodeB, other sub-districts continue to detect from the interference of this CSG sub-district and report intermediate NE, intermediate NE disturbs still existence after repeatedly notifying the affiliated Home eNodeB in this CSG sub-district, intermediate NE can send message to the Home eNodeB under the CSG sub-district, stops to provide service for Home eNodeB.
By this embodiment, realized the automatic control that Home eNodeB disturbs.
Be described in detail below in conjunction with the implementation procedure of example the embodiment of the invention.Wherein, embodiment one is to the explanation under the UMTS framework, but is not limited to UMTS; Embodiment two to six is to the explanation under the LTE framework, but is not limited to LTE.Should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in qualification the present invention.
Need to prove, can in computer system, carry out in the step shown in the flow chart of the following drawings such as a set of computer-executable instructions, and, though there is shown logical order in flow process, but in some cases, can carry out step shown or that describe with the order that is different from herein.
Embodiment one
Fig. 4 is used to implement the CSG sub-district of the embodiment of the invention one and a kind of covering schematic diagram of macrocell, as shown in Figure 4, UE resides in the macrocell, closed CSG sub-district is positioned at the overlay area of macrocell, Home eNodeB under this closed CSG sub-district is connected with core net by femto gateway, UE is not the contracted user of this CSG sub-district, can not be resident to this CSG sub-district; Macrocell and CSG cell operation are on identical frequency, UE enters into the overlay area of CSG sub-district at present, Fig. 7 is the flow chart according to the automatic reduction Home eNodeB power of the embodiment of the invention one, and as shown in Figure 7, this flow process comprises that following step 701 is to step 704:
The signal strength signal intensity that step 701:UE measures assessment discovery CSG sub-district surpasses certain thresholding, reporting measurement reports is given the macro base station under this macrocell, in the measurement report except the signal strength information that reports this CSG sub-district, also carry CGI, lane place coding (the Location Area Code of this CSG sub-district, abbreviate LAC as), Routing Area Code (Routing Area Code, abbreviate RAC as) etc. identification information (that is, above-mentioned interfere information).
Step 702: after macro base station receives the measurement report of UE transmission, the measurement content that comprehensive other UE report, judge whether the CSG sub-district has caused interference to its sub-district of administering, if, then send message to core net, the CGI, the lane place that carry this CSG sub-district in this message indicate identification informations (that is interfere information) such as (Location Area Identifier abbreviates LAI as), RAC.
Step 703: after core net receives the message of macro base station transmission, send message for the affiliated femto gateway in target CS G sub-district and (suppose that here macro base station and Home eNodeB belong to a core net, if belong to different core net, this message will send to the core net that the target femto gateway is connected earlier, send to the target femto gateway again by target core network, other embodiment herewith suppose), carry the CGI information (that is interfere information) of this interference CSG sub-district in this message; This message is used to notify this femto gateway, and the Home eNodeB under it has caused interference to other sub-districts.
Step 704: after femto gateway receives the message of core net transmission, be addressed to the affiliated Home eNodeB in target CS G sub-district, then, send message to this Home eNodeB, this message is used to notify the CSG sub-district of its administration of Home eNodeB that interference has been caused in other sub-districts.After this, Home eNodeB reduces its transmitting power after receiving message from femto gateway.
By this embodiment, realized that macro base station sends interfere information to core net, Home eNodeB reduces its power after receiving this interference message by femto gateway automatically.
Embodiment two
The application scenarios of this embodiment is identical with embodiment two, the current transmitting power in CSG sub-district is transferred to very big by the Home eNodeB owner, Fig. 8 is the flow chart that stops to provide for Home eNodeB service automatically according to the embodiment of the invention two, as shown in Figure 8, this flow process comprises that following step 801 is to step 806:
The signal strength signal intensity that step 801:UE measures assessment discovery CSG sub-district surpasses certain thresholding, reporting measurement reports is given the macro base station under this macrocell, in the measurement report except the signal strength information that reports this CSG sub-district, also carry sub-district overall identification (the EUTRAN Cell Global Identifier of this CSG sub-district, abbreviate ECGI as), tracking area coding (Tracking Area Code, abbreviate TAC as) etc. identification information (that is interfere information).
Step 802: after macro base station receives the measurement report of UE transmission, the measurement content that comprehensive other UE report, judge whether this CSG sub-district has caused interference to its sub-district of administering, if, then send message to core net, carry ECGI, the tracking area identification identification informations (that is interfere information) such as (Tracking Area Identifier abbreviate TAI as) of this CSG sub-district in this message.
Step 803: after core net receives the message of macro base station transmission, send message for the affiliated femto gateway in target CS G sub-district, carry the ECGI information (that is interfere information) of this interference CSG sub-district in this message; This ECGI message is used to notify this femto gateway, and the Home eNodeB under it has caused interference to other sub-districts.
Step 804: after femto gateway receives the message of core net transmission, after being addressed to the affiliated Home eNodeB in target CS G sub-district, send message to this Home eNodeB, this message is used to notify the CSG sub-district of its administration of Home eNodeB that interference has been caused in other sub-districts.
Step 805: because the Home eNodeB owner artificially controls Home eNodeB power, femto gateway repeatedly receives this Home eNodeB causes interference to other sub-districts message in a period of time, that is to say, in a period of time repeatedly execution in step 801 to step 804.
Step 806: femto gateway sends message to Home eNodeB, stop to provide service for Home eNodeB, for example, can stop to provide service by going to register this Home eNodeB for Home eNodeB, wherein, the implementation procedure of removing to register Home eNodeB belongs to the flow process of prior art, is not described in detail at this.
By this embodiment, realized that macro base station sends interfere information to core net, Home eNodeB receives this interference message by femto gateway, in a period of time, repeatedly receive Home eNodeB at femto gateway and other sub-districts are caused under the situation of message of interference, can stop automatically providing service for this Home eNodeB.
Embodiment three
Fig. 5 is used to implement the CSG sub-district of the embodiment of the invention and another covering schematic diagram of macrocell, as shown in Figure 5, UE resides in macrocell, the CSG sub-district is positioned at the macrocell edge, macrocell and CSG cell operation are on identical frequency, UE is in CSG cell coverage area edge, UE can detect the CSG sub-district but not satisfy the condition that switches to the CSG sub-district, Home eNodeB under this CSG sub-district is connected with core net by femto gateway, Fig. 9 is a flow chart of making interference coordination according to the automatic notice Home eNodeB of the embodiment of the invention three, as shown in Figure 9, this flow process comprises that following step 901 is to step 904:
The signal strength signal intensity that step 901:UE measures assessment discovery CSG sub-district surpasses certain thresholding, reporting measurement reports is given the macro base station under this macrocell, in the measurement report except the signal strength information that reports this CSG sub-district, also carry the identification informations (that is interfere information) such as ECGI, TAC of this CSG sub-district.
Step 902: macro base station receives the measurement report that UE reports, the measurement content that comprehensive other UE report, judge whether the CSG sub-district has caused interference to its sub-district of administering, if, then send message to core net, carry being subjected to of the identification information such as ECGI, TAI of this CSG sub-district and each PRB that macro base station is administered the sub-district that is subjected to this CSG area interference in the sub-district (that is interfere informations) such as disturbance state indications in this message.
Step 903: after core net receives the message of macro base station transmission, send message for the affiliated femto gateway in target CS G sub-district, this message comprise the ECGI information of target CS G sub-district and be subjected to this CSG area interference each sub-district PRB be subjected to disturbance state indication etc. (that is interfere information).
Step 904: after femto gateway receives the message of core net transmission, be addressed to the affiliated Home eNodeB in target CS G sub-district, then, send message to this Home eNodeB, this message comprises and is subjected to that each PRB's of interfered cell be subjected to disturbance state indication (that is interfere information).After this, after Home eNodeB receives the message of femto gateway, handle as interference coordination according to the disturbance state indication that is subjected to of each PRB of the sub-district that is interfered.
By this embodiment, realized that macro base station sends interfere information to core net, femto gateway sends message to Home eNodeB after receiving the interfere information that core net sends, and this Home eNodeB is handled from moving interference coordination according to the disturbance state indication that is subjected to of each PRB of the sub-district that is interfered.
Embodiment four
Home eNodeB under the closed CSG sub-district directly is connected with core net, other operative scenario are with embodiment three, Figure 10 is a flow chart of making interference coordination according to the automatic notice Home eNodeB of the embodiment of the invention four, and as shown in figure 10, this flow process comprises that following step 1001 is to step 1003:
Step 1001: identical with the step 901 of embodiment three, do not repeat them here.
Step 1002: identical with the step 902 of embodiment three, do not repeat them here.
Step 1003: after core net received the message that macro base station sends, Home eNodeB sent message under target CS G sub-district, this message comprise each sub-district that is subjected to this CSG area interference PRB be subjected to disturbance state indication etc. (that is interfere information).After Home eNodeB receives message, handle as interference coordination according to the disturbance state indication that is subjected to of each PRB of sub-district that is interfered.
By this embodiment, realized that Home eNodeB directly receives the interference message that core net sends, then, this Home eNodeB is handled from moving interference coordination according to the disturbance state indication that is subjected to of each PRB of the sub-district that is interfered.
Embodiment five
The application scenarios of this embodiment is identical with embodiment four, the current transmitting power in CSG sub-district is transferred to very big by the Home eNodeB owner, Figure 11 is the flow chart that stops to provide for Home eNodeB service automatically according to the embodiment of the invention five, as shown in figure 11, this flow process comprises that following step 1101 is to step 1105:
Step 1101: identical with the step 1001 of embodiment four, do not repeat them here.
Step 1102: identical with the step 1002 of embodiment four, do not repeat them here.
Step 1103: identical with the step 1003 of embodiment four, do not repeat them here.
Step 1104: because the Home eNodeB owner artificially controls Home eNodeB power, core net repeatedly receives this Home eNodeB causes interference to other sub-districts message in a period of time.
Step 1105: core net sends message to this Home eNodeB, stops to provide service for Home eNodeB.
By this embodiment, realized that core net repeatedly receives after this Home eNodeB causes the message of interference to other sub-districts in a period of time, send message to this Home eNodeB, stop to provide service for Home eNodeB.
Embodiment six
Fig. 6 is the schematic diagram that is used to implement a kind of covering of the CSG sub-district of the embodiment of the invention and CSG sub-district, as shown in Figure 6, the CSG sub-district 2 of the CSG sub-district 1 of Home eNodeB 1 control and Home eNodeB 2 controls is a neighbor cell, UE resides in CSG sub-district 1 and is in edge, 2 overlay area, CSG sub-district, and UE can detect CSG sub-district 2 but not satisfy the condition that switches to CSG sub-district 2.Wherein, Home eNodeB 1 is connected with core net by different femto gateways with Home eNodeB 2, does not have interface to connect between two femto gateways.Figure 12 is a flow chart of making interference coordination according to the automatic notice Home eNodeB 2 of the embodiment of the invention six, and as shown in the figure, this flow process comprises that following step 1201 is to step 1205:
The signal strength signal intensity that step 1201:UE measures assessment discovery CSG sub-district 2 surpasses certain thresholding, reporting measurement reports is given the serving BS (Home eNodeB 1) under the Serving cell, in the measurement report except the signal strength information that reports CSG sub-district 2, also carry the identification informations (that is interference message) such as ECGI, TAC of CSG sub-district 2.
Step 1202: after Home eNodeB 1 receives the measurement report of UE transmission, the measurement content that comprehensive other UE report, judge whether CSG sub-district 2 has caused interference to its sub-district of administering, if, then send message to femto gateway 1, carry in the message identification information such as ECGI, TAI of CSG sub-district 2 and Home eNodeB 1 administer be subjected to each PRB of sub-district of disturbing CSG sub-district 2 in the sub-district be subjected to disturbance state indication etc. (that is interfere information).
Step 1203: femto gateway 1 receives family and goes to the station to meet somebody after 1 message that sends, send message to core net, carry in the message identification information such as ECGI, TAI of CSG sub-district 2 and Home eNodeB 1 administer be subjected to each PRB of sub-district of disturbing CSG sub-district 2 in the sub-district be subjected to disturbance state indication etc. (that is interfere information).
Step 1204: after core net receives the message of home gateway 1 transmission, send message for femto gateway 2, this message comprise the ECGI information of CSG sub-district 2 and each PRB of sub-district of being subjected to CSG sub-district 2 disturbing be subjected to disturbance state indication etc. (that is interfere information).
Step 1205: after femto gateway 2 receives the message that core net sends, be addressed to Home eNodeB 2 after, send message to Home eNodeB 2, this message comprise be subjected to each PRB of sub-district of disturbing CSG sub-district 2 be subjected to disturbance state indication (that is interfere information).After Home eNodeB 2 receives message, handle as interference coordination according to the disturbance state indication that is subjected to of each PRB of sub-district that is interfered.
In this embodiment, if there is interface to connect between femto gateway 1 and the femto gateway 2, then femto gateway 1 can directly send message to femto gateway 2 after receiving message in step 1203, does not need to transmit by core net; If Home eNodeB 1 is connected with same femto gateway with Home eNodeB 2, after then femto gateway receives the message of Home eNodeB 1, can directly send message to Home eNodeB 2, do not need to transmit by core net.
By this embodiment, realized Home eNodeB 1 automatically notice Home eNodeB 2 make interference coordination.
Device embodiment
According to embodiments of the invention, provide a kind of base station to comprise: sending module is used for sending interfere information by intermediate NE to target BS.Wherein, this interfere information can comprise the identification information of the interference CSG sub-district that target BS is administered, and can further include: the disturbance state that is subjected to that is subjected to each Radio Resource of interfered cell.
Wherein, above-mentioned intermediate NE can comprise one of following at least: femto gateway, core net, be used for being responsible for the network element of Interference Control.
After this, target BS receives interfere information from middle network element, and falls interference according to interfere information and handle.
Further, after the sending module of base station sent interfere information, intermediate NE received interfere information, and can stop to provide service for target BS according to interfere information.For example, if judging still to exist, the base station disturbs, repeat to send interfere information via intermediate NE to target BS, the number of times that repeats to receive from the interfere information of base station at intermediate NE reaches under the situation of predetermined threshold, and intermediate NE can stop to provide service for target BS.
By this embodiment, the base station sends interfere information by intermediate NE to target BS, thereby has realized the automatic control of base station to disturbing.
In sum, pass through the above embodiment of the present invention, adopted the base station to send the method for interfere information to target BS by intermediate NE, solved and can't control the problem that Home eNodeB disturbs automatically, and then the automatic control that has realized between Home eNodeB and the macro base station, disturbed between Home eNodeB and the Home eNodeB.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and carry out by calculation element, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the transmission method of an interfere information is characterized in that, comprising:
A base station sends interfere information by intermediate NE to target BS.
2. method according to claim 1 is characterized in that, after described base station sent described interfere information, described method also comprised:
Described target BS receives described interfere information from described intermediate NE, and falls interference according to described interfere information and handle.
3. method according to claim 1 is characterized in that, after described base station sent described interfere information, described method also comprised:
Described intermediate NE receives described interfere information, and stops to provide service for described target BS according to described interfere information.
4. method according to claim 1 is characterized in that, after described base station sent described interfere information, described method also comprised:
Described base station judges whether still to exist interference, and being judged as under the situation that is, repeats to send described interfere information via described intermediate NE to described target BS;
The number of times that repeats to receive from the described interfere information of described base station at described intermediate NE reaches under the situation of predetermined threshold, and described intermediate NE stops to provide service for described target BS.
5. according to each described method in the claim 1 to 4, it is characterized in that it is one of following that described intermediate NE comprises at least:
Femto gateway, core net, be used for being responsible for the network element of Interference Control.
6. according to each described method in the claim 1 to 4, it is characterized in that described interfere information comprises:
The identification information of the non-public authorized user group of the interference that described target BS is administered sub-district.
7. method according to claim 6 is characterized in that, described interfere information further comprises:
Be subjected to the disturbance state that is subjected to of each Radio Resource of interfered cell.
8. a base station is characterized in that, comprising:
Sending module is used for sending interfere information by intermediate NE to target BS.
9. base station according to claim 8 is characterized in that, described interfere information comprises:
The identification information of the non-public authorized user group of the interference that described target BS is administered sub-district.
10. base station according to claim 9 is characterized in that, described interfere information further comprises:
Be subjected to the disturbance state that is subjected to of each Radio Resource of interfered cell.
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| CN200910127887A CN101860880A (en) | 2009-04-09 | 2009-04-09 | Transmission method for interfere information and base station |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910127887A CN101860880A (en) | 2009-04-09 | 2009-04-09 | Transmission method for interfere information and base station |
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| CN101860880A true CN101860880A (en) | 2010-10-13 |
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| CN200910127887A Pending CN101860880A (en) | 2009-04-09 | 2009-04-09 | Transmission method for interfere information and base station |
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| WO2013044525A1 (en) * | 2011-09-30 | 2013-04-04 | 富士通株式会社 | Method and device for notifying physical downlink shared channel starting symbol |
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| CN102685899A (en) * | 2011-03-18 | 2012-09-19 | 北京邮电大学 | Physical resource distribution method and physical resource distribution device |
| WO2013044525A1 (en) * | 2011-09-30 | 2013-04-04 | 富士通株式会社 | Method and device for notifying physical downlink shared channel starting symbol |
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