CN103237317B

CN103237317B - Method, and system for measuring and sending interference coordination

Info

Publication number: CN103237317B
Application number: CN201310182501.1A
Authority: CN
Inventors: 蔺波; 柴丽; 时洁
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2010-09-30
Filing date: 2010-09-30
Publication date: 2014-11-05
Anticipated expiration: 2030-09-30
Also published as: CN103237317A

Abstract

The embodiment of the invention provides a method, a device and a system for measuring and sending interference coordination. The measuring method comprises the following steps: acquiring measurement configuration information and acquiring measurement resource information of restricted measurement; performing measurement to get a measurement result according to the measurement configuration information and the measurement resource information of the restricted measurement; and reporting the measurement result. The sending method comprises the following steps: when a base station covering an affected cell is subjected to interference of a base station covering an affecting cell, the base station covering the affected cell is used for sending a reinforced inter-cell interference coordination request to the base station covering the affecting cell; and the base station covering the affecting cell is used for deciding applied sub-frame configuration information of the reinforced inter-cell interference coordination between the base station covering the affected cell and the base station covering the affecting cell and sending the decided applied sub-frame configuration information to the base station covering the affected cell as the measurement resource information of the restricted measurement. According to the method, the device and the system disclosed by the invention, user equipment subjected to the interference can be measured accurately, and the measurement result can be reported as a switching basis.

Description

A kind of sending method for interference coordination and system

Technical field

The present invention relates to field of wireless communication, relate in particular to a kind of measurement for interference coordination, sending method and device and system.

Background technology

In order further to promote performance (comprising covering, community average throughput, cell edge throughput, the uplink/downlink availability of frequency spectrum) demand of cordless communication network, in the geographic range of same covering, can dispose different transmission power, or the base station of different access styles, form the covering of isomery, multilayer.Such as with LTE(Long Term Evolution, Long Term Evolution) system is example, macro base station (as macro eNodeB) and low power base station are (as Home eNodeB, micro eNodeB, pico eNodeB, Relay eNodeB, the access points such as RRH) form heterogeneous network, cover in order to the hot spot region strengthening in macro base station coverage, indoor blind spot (or weakness) covers, the cell edge of macro base station covers, and promote community average throughput, cell edge throughput, the uplink/downlink availability of frequency spectrum of community, reduce the CAPEX(Capital Expenditure of network cost and operator, generally refer to fund, the input of fixed assets) etc.

Along with network design becomes increasingly complex, interference also more comes also serious, and interference management techniques has been proposed to higher challenge.Some low power base station probably not and grand network set up signaling interface, cannot utilize so ICIC(Inter-Cell Interference Coordination between base station, Inter-Cell Interference Coordination) technology carrys out interference coordination.In addition, the corresponding signaling of ICIC can be brought signaling traffic load to the interface between base station.In the prior art, owing to there not being the technology of measurement of limited resources, so, eNB(evolved Node B, evolved base station) send comprise the RRC(Radio Resource Control that measures configuration, radio resource control) reallocation message is to UE(User Equipment, subscriber equipment), measurement configuration in this message is all to measuring CRS(cell-specific reference signal in assessment cycle, the reference signal of cell-level based on UE) average; UE receives after this message, just within assessment cycle, takes subframe to carry out the measurement of CRS according to certain cycle, and carries out reporting of unrestricted resource according to the rule in configuration messages.

Realizing in process of the present invention, inventor finds that in prior art, at least there are the following problems: if when UE is interfered, UE only carries out unrestriced measurement and (supposes the poor quality of measurement, simultaneously, except being injured community, do not have better community to select or operator wishes that UE is preferential and selects to be injured community) and obtain described unrestriced measurement result and report, if now UE is positioned at the community that is injured, the switching that UE can there is no need, if or UE only carries out the measurement of specific resources, network cannot disturb the work of cooperation; If now UE is positioned at infringement community, the UE community that is injured of can not having an opportunity to switch to, if or UE only carry out the measurement of specific resources, can make the too many UE incision community that is injured, stop up the community that is injured.

Summary of the invention

The embodiment of the present invention provides a kind of measurement for interference coordination, sending method and device and system, so that the subscriber equipment being interfered can measure accurately, and measurement result is reported as switching foundation.

On the one hand, the embodiment of the present invention provides a kind of method of measurement for interference coordination, and described method comprises: obtain measurement configuration information, and obtain the measurement resource information of restricted measurement; According to the measurement resource information of described measurement configuration information and described restricted measurement, measure and obtain measurement result; Report described measurement result.

On the other hand, the embodiment of the present invention provides a kind of sending method for interference coordination, described method comprises: when covering is injured base station that the base station of community is subject to covering infringement community while disturbing, the be injured base station of community of described covering sends to the base station of described covering infringement community the Inter-Cell Interference Coordination request strengthening; The base station of described covering infringement community is according to the Inter-Cell Interference Coordination request of described enhancing, determine the be injured subframe configuration information of Inter-Cell Interference Coordination of the enhancing of applying between the base station of community and the base station of described covering infringement community of described covering, and the subframe configuration information of the Inter-Cell Interference Coordination of the enhancing that described decision is applied sends to the be injured base station of community of described covering as the measurement resource information of restricted measurement.

Another aspect, the embodiment of the present invention provides a kind of measurement mechanism for interference coordination, and described device comprises: acquiring unit, for obtaining measurement configuration information, and obtains the measurement resource information of restricted measurement; Measuring unit, for according to the measurement resource information of described measurement configuration information and described restricted measurement, measures and obtains measurement result; Report unit, for reporting described measurement result.

Again on the one hand, the embodiment of the present invention provides a kind of transmitting system for interference coordination, described system comprise cover be injured community base station, cover infringement community base station, when described covering is injured base station that the base station of community is subject to described covering infringement community while disturbing, the be injured base station of community of described covering, for sending to the base station of described covering infringement community the Inter-Cell Interference Coordination request strengthening; The base station of described covering infringement community, be used for according to the Inter-Cell Interference Coordination request of described enhancing, determine the be injured subframe configuration information of Inter-Cell Interference Coordination of the enhancing of applying between the base station of community and the base station of described covering infringement community of described covering, and the subframe configuration information of the Inter-Cell Interference Coordination of the enhancing that described decision is applied sends to the be injured base station of community of described covering as the measurement resource information of restricted measurement.

Technique scheme has following beneficial effect: obtain measurement configuration information because adopt, and obtain the measurement resource information of restricted measurement; According to the measurement resource information of described measurement configuration information and described restricted measurement, measure and obtain measurement result; Report the technological means of described measurement result, so reached, the subscriber equipment being interfered can be measured accurately, and measurement result is reported as the technique effect that switches foundation.

Brief description of the drawings

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is a kind of method of measurement flow chart for interference coordination of the embodiment of the present invention;

Fig. 2 is a kind of sending method flow chart for interference coordination of the embodiment of the present invention;

Fig. 3 is the Signalling exchange schematic diagram that the embodiment of the present invention one is positioned at the UE reporting measurement result of the community that is injured;

Fig. 4 is embodiment of the present invention infringement community and the mutual signalling diagram of local resource of being injured;

Fig. 5 is the Signalling exchange schematic diagram that the embodiment of the present invention two is positioned at the UE reporting measurement result of the community that is injured;

Fig. 6 is the Signalling exchange schematic diagram that the embodiment of the present invention three is positioned at the UE reporting measurement result of the community that is injured;

Fig. 7 is the Signalling exchange schematic diagram that the embodiment of the present invention four is positioned at the UE reporting measurement result of the community that is injured;

Fig. 8 is the Signalling exchange schematic diagram that the embodiment of the present invention one is positioned at the UE reporting measurement result of infringement community;

Fig. 9 is the Signalling exchange schematic diagram that the embodiment of the present invention two is positioned at the UE reporting measurement result of infringement community;

Figure 10 is the Signalling exchange schematic diagram that the embodiment of the present invention three is positioned at the UE reporting measurement result of infringement community;

Figure 11 is the Signalling exchange schematic diagram that the embodiment of the present invention four is positioned at the UE reporting measurement result of infringement community;

Figure 12 is a kind of measurement mechanism structural representation for interference coordination of the embodiment of the present invention;

Figure 13 is that a kind of transmitting system for interference coordination of the embodiment of the present invention forms schematic diagram.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.

As shown in Figure 1, be a kind of method of measurement flow chart for interference coordination of the embodiment of the present invention, described method comprises:

101, obtain measurement configuration information, and obtain the measurement resource information of restricted measurement;

102, according to the measurement resource information of described measurement configuration information and described restricted measurement, measure and obtain measurement result;

103, report described measurement result.

Report the base station (herein refer to the base station that cover Serving cell) of described measurement result to Serving cell, can comprise two kinds of situations: report covering and encroach on the base station of community (referring in the coverage of infringement community in this base station) herein, report the base station (referring to this is herein injured in the coverage of community in this base station) that covers the community that is injured.

Optionally, described in obtain the measurement resource information of restricted measurement, can comprise: the measurement resource information of described restricted measurement limits the resource of measuring from time domain, frequency domain, spatial domain, a code territory latitude; The measurement resource information of described restricted measurement is Inter-Cell Interference Coordination resource used or its subset, by broadcast, or obtains the measurement resource information of described restricted measurement by signaling.Optionally, described in obtain measurement configuration information, comprising: the measurement instruction of specific resources corresponding to the measurement resource information of the configuration information of non-limiting measurement and described restricted measurement, and non-limiting measurement indicates to carry out corresponding measurement type; The measurement instruction of specific resources corresponding to the measurement resource information of the configuration information of non-limiting measurement and described restricted measurement, or non-limiting measurement indicates to carry out corresponding measurement type; By broadcast, or obtain by signaling; Wherein, described measurement instruction comprises startup, stops.Optionally, described in obtain measurement configuration information, comprising: the configuration information of non-limiting measurement and described restricted measurement instruction, and non-limiting measurement indicates to carry out corresponding measurement type; The configuration information of non-limiting measurement and described restricted measurement instruction, or non-limiting measurement indicates to carry out corresponding measurement type; By broadcast, or obtain by signaling; Wherein said measurement instruction comprises startup, stops.Optionally, described measurement result is measured with one that type identifies or is identified with a kind of event type.

Optionally, described by broadcast, or while obtaining the measurement resource information of restricted measurement by signaling, can also obtain an interference threshold value.Optionally, described according to the measurement resource information of described measurement configuration information and described restricted measurement, measure and obtain measurement result; Report described measurement result, specifically comprise: carry out corresponding unrestriced measurement according to described measurement configuration information, obtain an interference value that characterizes interference level; The size of more described interference value and described interference threshold value: if described interference value is more than or equal to described interference threshold value, subscriber equipment is according to described measurement configuration information, carry out corresponding unrestriced measurement, obtain unrestriced measurement result, and report described unrestriced measurement result to the base station of Serving cell; Described interference value is less than described interference threshold value else if, subscriber equipment is according to the measurement resource information of described restricted measurement, start the measurement of specific resources corresponding to the measurement resource information of described restricted measurement, obtain and report the measurement result of described specific resources; Or when carrying out corresponding unrestriced measurement and obtain described unrestriced measurement result, carry out the measurement of specific resources corresponding to the measurement resource information of described restricted measurement and obtain the measurement result of described specific resources, and report the measurement result of described unrestricted measurement result and described specific resources to the base station of described Serving cell simultaneously; Or when carrying out corresponding unrestriced measurement and obtain described unrestriced measurement result, the measurement result of described specific resources is obtained in the measurement of carrying out specific resources corresponding to the measurement resource information of described restricted measurement, but only report the measurement result of described specific resources to the base station of described Serving cell, until described interference value is more than or equal to described interference threshold value; As long as UE receives the measurement resource information of restricted measurement from signaling, just start to start restricted measurement, and continue non-limiting measurement simultaneously.

Optionally, the described measurement configuration information of obtaining, and obtain the measurement resource information of restricted measurement, comprising: the subscriber equipment that is positioned at the community that is injured obtains measurement configuration information from the base station that covers the community that is injured, and obtains the measurement resource information of restricted measurement from the base station that covers the community that is injured; Or the subscriber equipment that is positioned at infringement community obtains measurement configuration information from the base station that covers infringement community, and obtain the measurement resource information of restricted measurement from the base station that covers infringement community, and be applied to the measurement to the adjacent community that is injured.

Optionally, receive after the described measurement result reporting the base station of described covering infringement community, make and be switched to the described covering judgement of base station of community of being injured according to described measurement result, and indicate the be injured mode of the described subscriber equipment of scheduling of base station of community of described covering.Described scheduling mode instruction process is to be initiated by the base station that covers infringement community, the covering that the reports to target base station of community that is injured, the mode that is scheduled that this subscriber equipment is recommended.The covering of receiving this instruction is injured the base station of community in the time formulating scheduling strategy for this subscriber equipment of incision, will consider this indication information; As, covering the base station instruction constrained resources scheduling of infringement community, the base station that covers the community that is injured is considered this dispatching user facility of this incision on Inter-Cell Interference Coordination constrained resources used.The instruction of described scheduling mode is to cover the base station of infringement community to be switched to the be injured measurement result type of the judgement of base station of community user equipment to report used of described covering and to determine according to making.Described scheduling mode instruction can be independent signaling, also can be in the signaling that is carried at handoff procedure.

The above-mentioned a kind of method of measurement embodiment for interference coordination of the present invention can measure the subscriber equipment being interfered accurately, and measurement result is reported as switching foundation.

Corresponding to above-mentioned method of measurement, as shown in Figure 2, be a kind of sending method flow chart for interference coordination of the embodiment of the present invention, described method comprises:

201,, when covering is injured base station that the base station of community is subject to covering infringement community while disturbing, the be injured base station of community of described covering sends to the base station of described covering infringement community the Inter-Cell Interference Coordination request strengthening;

202, the base station of described covering infringement community is according to the Inter-Cell Interference Coordination request of described enhancing, determine the be injured subframe configuration information of Inter-Cell Interference Coordination of the enhancing of applying between the base station of community and the base station of described covering infringement community of described covering, and send to the be injured base station of community of described covering using the subframe configuration information of the Inter-Cell Interference Coordination of the enhancing of described decision application as the configuration information that distributes specific resources, be used for by the be injured base station of community of covering the measurement resource information that configurable limit measures.

Optionally, described covering is injured before the base station of community sends to the base station of described covering infringement community the Inter-Cell Interference Coordination request strengthening, and described method can also comprise: the base station of described covering infringement community sends the subframe configuration information of the Inter-Cell Interference Coordination of available enhancing to the be injured base station of community of described covering.The base station of described covering infringement community is according to the Inter-Cell Interference Coordination request of described enhancing, determine the be injured subframe configuration information of Inter-Cell Interference Coordination of the enhancing of applying between the base station of community and the base station of described covering infringement community of described covering, specifically can comprise: the base station of described covering infringement community according to the base station of described covering infringement community can with the subframe configuration information of Inter-Cell Interference Coordination of enhancing and the Inter-Cell Interference Coordination request of described enhancing in the subframe configuration information of Inter-Cell Interference Coordination of the enhancing of carrying, determine the be injured subframe configuration information of Inter-Cell Interference Coordination of the enhancing of applying between the base station of community and the base station of described covering infringement community of described covering.The subframe configuration information of the Inter-Cell Interference Coordination of the enhancing of described decision application specifically can comprise the subframe configuration information of mourning in silence completely, the subframe configuration information that part is mourned in silence, or optionally UE later R10 version is dispatched in these subframes.

Optionally, described covering is injured before the base station of community sends to the base station of described covering infringement community the Inter-Cell Interference Coordination request strengthening, described method can also comprise: described covering is injured and is sent message between the base station of community and the base station of described covering infringement community, and whether instruction the other side self supports the ability of the Inter-Cell Interference Coordination strengthening.Support Inter-Cell Interference Coordination if cover the base station of infringement community, cover the base station of the community that is injured in the time interference being detected, initiate Inter-Cell Interference Coordination request.

Optionally, receive after the subframe configuration information of Inter-Cell Interference Coordination of the enhancing of the described decision application that the base station of described covering infringement community sends the be injured base station of community of described covering, can send to the base station of described covering infringement community the subframe configuration information of the Inter-Cell Interference Coordination of confirming the enhancing using.Object is that the use in order to make Radio Resource keeps synchronous, because under some particular cases, if cover the configuration information that the base station of infringement community sends, confiscate be then the injured base station of community of covering, if there is no this confirmation process, can cause the base station that covers infringement community not known, cover the base station of the community that is injured so and do not use because not receiving the configuration of the base station that covers infringement community, the base station that covers infringement community is not used because sent out configuration information, confirm by this, can promote the lifting of wireless resource utility efficiency.

Optionally, be injured the base station of community while detecting that the measurement report of the base station of the described covering infringement community of user equipment to report exceedes default thresholding when described covering, disturb the base station of confirming to be injured described covering the base station of community being subject to described covering infringement community.Optionally, the base station of described covering infringement community sends to the be injured subframe configuration information of Inter-Cell Interference Coordination of enhancing of described decision application of base station of community of described covering can also comprise entry-into-force time of a sub-frame configuration, this entry-into-force time coordinates to use between the base station of community is injured in the base station of described covering infringement community and described covering for described subframe in time, such as in the time that mode is mourned in silence in the base station employing that covers infringement community, covering be injured community base station use, UE is dispatched in described subframe.Optionally, the be injured base station of community of described covering sends in the Inter-Cell Interference Coordination request strengthening to the base station of described covering infringement community, carries serious interference degree indication information.The instruction of serious interference degree can be specifically high, medium and low.For interfered cell, according to serious interference degree, can further adjust transmitting power or the adjustment sub-frame number of mourning in silence, during such as serious interference, can further reduce transmitting power, mourn in silence subframe or the more subframe of mourning in silence disturbed to reduce completely.

The above-mentioned a kind of sending method embodiment for interference coordination of the present invention can measure the UE being interfered accurately, and measurement result is reported as switching foundation, the base-station node that covers infringement community is received after the measurement report of UE, make the judgement that is switched to the base station that covers the community that is injured, the base-station node that covers the community that is injured is informed in carrying of can selecting in switching command, scheduling to UE is used to the enhancing scheduling mode (only dispatching) of eICIC in resource corresponding to the resource for interference coordination that covers the base station of encroaching on community, or inform this judgement based on measurement result result from the measurement of constrained resources.

Below be elaborated for example:

As shown in Figure 3, for the embodiment of the present invention one is positioned at the Signalling exchange schematic diagram of the UE reporting measurement result of the community that is injured, comprising:

301, the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.

302, the eNB of infringement community and the configuration information of the eNB cross allocation specific resources of the community that is injured:

As shown in Figure 4, be the eNB of embodiment of the present invention infringement community and the mutual signalling diagram of eNB resource of the community that is injured, comprising:

Configuration phase:

1: eNB of infringement community can be for TDM(Time Division Multiplex, time division multiplexing) eICIC(strengthen Inter-Cell Interference Coordination) subframe configuration information (being called the configuration of available subframe), in the time of X2 interface foundation or eNB config update, send to the eNB of the community that is injured, indicate the eNB of the community that is injured in these subframes, the eNB of infringement community can mourn in silence, so that coordinates interference.In the present embodiment, this configuration is not to apply immediately, but waits until step 2.

Startup stage:

1a: when the eNB of the community that is injured is not also interfered, the eNB of infringement community can continue to use corresponding sub-frame resources, does not mourn in silence, thereby promotes resource utilization.

2a: the eNB of the community that is injured, by the measurement report of UE, obtains cell ID, detects that UE is subject to the descending interference from the eNB of infringement community, determines to initiate eICIC process to the eNB of infringement community.

2: the eNB of the community that is injured initiates eICIC to the eNB of infringement community and starts request message.In this message, the eNB that may further include the community that is injured determines the eICIC subframe configuration information of request.

The configuration information of the eICIC subframe of this request can be in step 1, the grade instruction of the subset of configuration of available subframe that the eNB of infringement community informs or the percentage of the configuration of available subframe or request sub-frame resources quantity.Main object is along with the eNB of the community that is injured be injured business demand, the Qos(Quality of Service of the quantity difference of UE, the UE that is injured, service quality) quality requirement difference, the eNB of community of being injured can ask to use the resource of varying number, take resource thereby can either exceed, can have resource to use to disturbed UE again.

3.a: the eNB of infringement community determines to mourn in silence which subframe (being called the subframe of mourning in silence).Specifically can determine according to the resource of the eNB request of the loading condition of the eNB of the loading condition of the eNB of the resource service condition of self, self community, the community that is injured, the community that is injured.

3: the eNB of infringement community tells the eNB to the community that is injured the configuration information of the subframe of mourning in silence determining.Further, can comprise an entry-into-force time, indicate this subframe of mourning in silence to come into force in certain particular moment.This entry-into-force time can keep synchronous to the relevant treatment of the subframe of mourning in silence for the eNB of the eNB of infringement community and the community that is injured.Entry-into-force time information specifically can represent by certain specific sub-frame number.

4.a: the eNB of the community that is injured is the subframe position of mourning in silence in correspondence the UE scheduling of being injured.

4(optional step): the eNB of the community that is injured has started message to the eNB transmission eICIC of infringement community, and the eNB of infringement community knows that by this message the eNB of the community that is injured has accepted the sub-frame configuration of mourning in silence.The eNB of infringement community is receiving after this message, sends and measures control message to UE, while limiting the eNB signal of the adjacent community that is injured of UE measurement, only the subframe of mourning in silence is measured.When this step optional time, after being placed on step 3.a to UE transmission measurement control.

The release stage:

5.a: the eNB of the community that is injured determines to there is no need to proceed eICIC, or can discharge some subframes of mourning in silence.

5: the eNB of the community that is injured sends eICIC releasing request message to the eNB of infringement community.In this message, the eNB that may further include the community that is injured determines the subframe configuration information discharging.Corresponding with step 2, this information that discharges subframe can be in step 3, the grade instruction of the subset of the sub-frame configuration of mourning in silence that the eNB of infringement community informs or the percentage of the configuration of available subframe or request sub-frame resources quantity.Object is according to the eNB of community of being injured be injured business demand, the Qos quality requirement difference of the quantity difference of UE, the UE that is injured, the eNB of community of being injured uses the resource of varying number, take resource thereby can either exceed, can have resource to use to disturbed UE again.

6.a: which subframe of mourning in silence the eNB of infringement community determines to discharge, d/d subframe means and can be used by the eNB of infringement community.Specifically can determine according to the resource of the eNB request of the loading condition of the eNB of the loading condition of the eNB of the resource service condition of self, self community, the community that is injured, the community that is injured.

6: the eNB of infringement community tells the eNB to the community that is injured the configuration information that determines the subframe of mourning in silence discharging.Further, can comprise an entry-into-force time information, indicate the release of this subframe of mourning in silence to come into force in certain particular moment.This entry-into-force time can keep synchronous to the relevant treatment of the subframe of mourning in silence for the eNB of the eNB of infringement community and the community that is injured.Entry-into-force time information specifically can represent by certain specific sub-frame number.

7.a: the eNB of the community that is injured is the subframe position of mourning in silence in correspondence the UE scheduling of being injured.

7(optional step): the eNB of the community that is injured sends eICIC Release complete to the eNB of infringement community.The eNB of community of being injured knows that by this message the eNB of infringement community has accepted to discharge the subframe of mourning in silence, thereby confirms the configuration of the subframe of mourning in silence that may be left.The eNB of infringement community is receiving after this message, sends and measures control message to UE, while limiting the eNB signal of the adjacent community that is injured of UE measurement, only the subframe of mourning in silence is measured.When this step optional time, after can being placed on step 6 to UE transmission measurement control.

303, the be injured eNB of community issues UE by unrestriced measurement configuration information by configuration messages.

304, the be injured eNB of community issues UE by the measurement resource information of restricted measurement of the eNB of infringement community by signaling.

UE receives after above-mentioned message, and the RLM(Radio Link Measurement wireless link of UE is measured)/CSI(Channel Status Information channel condition information) the measurement Resource Block of all specifying according to specific resources carry out corresponding measurement; For RRM(radio Resource Management, RRM) measurement (RSRP(reference signal received power Reference Signal Received Power)/RSRQ(reference signal received quality Reference Signal Received Quality)), UE only carries out corresponding restricted measurement or carries out measurement and the existing unrestriced measurement of the Resource Block of specifying according to specific resources according to the measurement resource information of restricted measurement.

305, UE measurement reports:

The measurement result that UE only reports the Resource Block of specifying according to specific resources to carry out, measurement result can identify with an a kind of new event type of measurement of measuring the Resource Block that type identifies or specify according to specific resources; Or UE reports measurement result and the unrestriced measurement result of carrying out according to the Resource Block of specific resources appointment.

The embodiment of the present invention makes to be positioned at the UE reporting measurement result of eNB of community of being injured, and measurement result is reported as switching foundation, and the base-station node that covers infringement community is received after the measurement report of UE, makes the judgement that is switched to the base station that covers the community that is injured.

As shown in Figure 5, for the embodiment of the present invention two is positioned at the Signalling exchange schematic diagram of the UE reporting measurement result of the eNB of the community that is injured, comprising:

501, the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.

502, the eNB of infringement community and the configuration information of the eNB cross allocation specific resources of the community that is injured.

Specifically see Fig. 4, and step difference in embodiment 1 is that in dispose procedure, the 5th step is initiated by the eNB that encroaches on community, instead of the eNB of the community that is injured initiates; The 6th step is initiated by the eNB of the community that is injured, instead of the eNB of infringement community initiates; The 7th step is initiated by the eNB that encroaches on community, instead of the eNB of the community that is injured initiates:

5: the eNB of infringement community initiates eICIC releasing request.Can be specifically by detecting the uplink interference from the UE that is injured, thereby know that the UE that whether is injured exists.If uplink interference is lower than a default thresholding, the eNB of infringement community thinks can initiate eICIC releasing request. in this message, may further include the subframe configuration information of mourning in silence of mourn in silence subframe configuration information or new suggestion that suggestion discharges, so that the eNB of the community that is injured knows.

6(optional step): the eNB of the community that is injured sends eICIC release confirmation to the eNB of infringement community.Which which further the sub-frame configuration of mourning in silence of the suggestion in 2-5 step is confirmed, such as whether accepting or accept subframe or refuse subframe.

7(optional step): the eNB of infringement community sends eICIC Release complete to the eNB of the community that is injured.To be injured, the eNB of community has known and has discharged which subframe.

503, the be injured eNB of community carrys out by the configuration information of specific resources distributing according to the eNB of infringement community or its subset the measurement resource information that configurable limit measures and in broadcast, issues UE.

504, unrestriced measurement configuration information is issued UE by the be injured eNB of community.

505, the be injured eNB of community will issue UE measurement configuration information by signaling, carry restricted measurement start/stop instruction, and non-limiting measurement start/stop indicate to carry out corresponding measurement type; Or carry restricted measurement start/stop instruction, or non-limiting measurement start/stop indicates to carry out corresponding measurement type; Default conditions, UE only carries out the measurement of unrestricted measurement type;

The UE of the measurement of carrying out for the Resource Block that need to carry out specific resources appointment, the eNB of the community that is injured indicates UE to carry out restricted measurement by signaling again.

Substitute 505, according to measurement configuration information, the inner type instruction that whether gets measurement ,/two kinds of unrestricted measurement/restriction measurements all survey configuration report type, meastype ENUMERATED{specificmeas, regularmeas ..., both}; Default conditions, only carry out the measurement of unrestricted measurement type;

As, if this UE receives that signaling instruction type is " all surveying for two kinds ",

Carry out measurement and the unrestriced measurement of the Resource Block of specifying according to specific resources; If UE has been configured to limit the measurement of measuring type, the measurement of the RLM/CSI of UE is only carried out restricted measurement and is carried out corresponding measurement.

506, UE reporting measurement result:

The embodiment of the present invention makes to be positioned at the be injured particular UE of eNB of community and receives after starting instruction and measure and reporting measurement result, and measurement result is reported as switching foundation, the base-station node that covers infringement community is received after the measurement report of UE, makes the judgement that is switched to the base station that covers the community that is injured.

As shown in Figure 6, for the embodiment of the present invention three is positioned at the Signalling exchange schematic diagram of the UE reporting measurement result of the community that is injured, comprising:

601, the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.

602, the eNB of infringement community and the configuration information of the eNB cross allocation specific resources of the community that is injured.

Specifically see Fig. 4, and step difference in embodiment 1 is that difference is step 1, step 4, step 6, and step 1, step 6 there is amendment:

1,6: the eNB of infringement community is the Inter-Cell Interference Coordination strengthening for eICIC() subframe configuration information (calling the configuration of available subframe), by X2 interface process of establishing or eNB config update process, send to the eNB of the community that is injured, indicate the eNB of the community that is injured in these subframes, the eNB of infringement community mourns in silence.The eNB of community of being injured receives after this message, and UE is dispatched in the subframe position of mourning in silence.

Before the eNB of community, receive the subframe configuration information of the eICIC (Inter-Cell Interference Coordination of enhancing) of the eNB of this infringement community if be injured, ignored former configuration, used up-to-date configuration.So this process of initiating the eNB of infringement community can realize the startup of eICIC or discharge (being release in the time being configured to sky).

4: the eNB of the community that is injured sends the sub-frame configuration confirmation of eICIC (Inter-Cell Interference Coordination of enhancing) to the eNB of infringement community.So that the eNB of infringement community knows that the eNB of the community that is injured will enable eICIC in these subframes.

603, the be injured eNB of community carrys out by the configuration information of specific resources distributing according to the eNB of infringement community or its subset the measurement resource information that configurable limit measures and in broadcast, issues UE, and in broadcast, the thresholding of an interference of broadcast, as RSRQ-threshold.

604, unrestriced measurement configuration information is issued UE by the be injured eNB of community.

When UE reads broadcast, keep this restriction resource distribution and this interference threshold value in UE variable, if this interiorly has renewal in follow-up system message, then upgrade; UE carries out unrestriced measurement, the value of the sign interference level obtaining, as RSRQ-meas:

If the value RSRQ-meas measuring is more than or equal to RSRQ-threshold, user still does unrestriced measurement.

If the value RSRQ-meas measuring is less than RSRQ-threshold: the Resource Block that the measurement of the RLM/CSI of UE is all specified according to specific resources carries out corresponding measurement; Measure (as, RSRP/RSRQ) for RRM, the Resource Block that UE only specifies according to specific resources carries out corresponding measurement or carries out measurement and the unrestriced measurement of the Resource Block of specifying according to specific resources.

605, UE reporting measurement result:

UE only reports the result of the measurement of carrying out according to the Resource Block of specific resources appointment; Measurement result can identify with an a kind of new event type of measurement of measuring the Resource Block that type identifies or specify according to specific resources; Or UE reports result and the unrestriced measurement result of the measurement of carrying out according to the Resource Block of specific resources appointment.

Substitute 605 step 605 ': UE reporting measurement result: UE carries out unrestriced measurement always, in the time that the value RSRQ-meas measuring is less than RSRQ-threshold, UE carries out measurement and two kinds of measurements of unrestriced measurement of the Resource Block of specifying according to specific resources; When the value RSRQ-meas measuring is less than RSRQ-threshold, the measurement result that UE only reports the Resource Block of specifying according to specific resources to obtain; When the value RSRQ-meas measuring is more than or equal to RSRQ-threshold, UE only reports the measurement result measuring according to unrestriced, and measurement result can be measured type with one and identify.

The embodiment of the present invention makes to be positioned at the be injured UE of eNB of community and utilizes interference threshold value to measure and reporting measurement result, and measurement result is reported as switching foundation, the base-station node that covers infringement community is received after the measurement report of UE, makes the judgement that is switched to the base station that covers the community that is injured.

As shown in Figure 7, for the embodiment of the present invention four is positioned at the Signalling exchange schematic diagram of the UE reporting measurement result of the eNB of the community that is injured, comprising:

701, the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.

702, the eNB of infringement community sends the configuration information that distributes specific resources to the eNB of the community that is injured;

703, the be injured configuration information of specific resources that the eNB of community distributes the eNB according to infringement community of the eNB of infringement community or its subset carried out the measurement resource information that configurable limit measures and in broadcast, issued UE.

704, unrestriced measurement configuration information is issued UE by the be injured eNB of community.

When UE reads broadcast, keep above-mentioned restriction resource distribution and in UE variable, if this interiorly has renewal in follow-up system message, then upgrade.

705, UE receives the thresholding that carries an interference that the eNB node of the community that is injured sends, as the signaling of RSRQ-threshold.

UE carries out unrestriced measurement, the value of the sign interference level obtaining, as RSRQ-meas:

If the value RSRQ-meas measuring is more than or equal to RSRQ-threshold, user still does unrestriced measurement;

706, UE reporting measurement result:

UE only reports the result of the measurement of carrying out according to the Resource Block of specific resources appointment, and measurement result can identify with an a kind of new event type of measurement of measuring the Resource Block that type identify or specify according to specific resources; Or UE reports result and the unrestriced measurement result of the measurement of carrying out according to the Resource Block of specific resources appointment.

The embodiment of the present invention makes to be positioned at the be injured particular UE of eNB of community and utilizes interference threshold value to measure and reporting measurement result, and measurement result is reported as switching foundation, the base-station node that covers infringement community is received after the measurement report of UE, makes the judgement that is switched to the base station that covers the community that is injured.

As shown in Figure 8, for the embodiment of the present invention one is positioned at the Signalling exchange schematic diagram of UE reporting measurement result of infringement community, comprising:

801, the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.

802, unrestriced measurement configuration information is issued UE by the eNB of infringement community.

803, the configuration information of the distribution specific resources of the eNB of infringement eNBJiang Zhe community, community is issued UE by signaling: network can carry out unrestriced measurement according to UE, the value of the sign interference level obtaining, as RSRQ-meas determines whether sending to signaling to user UE.

UE receives after above-mentioned message, and the Resource Block that the measurement of the RLM/CSI of UE is all specified according to specific resources carries out corresponding measurement; Measure (RSRP/RSRQ) for RRM, the Resource Block that UE only specifies according to specific resources carries out corresponding measurement or carries out measurement and the unrestriced measurement of the Resource Block of specifying according to specific resources.

804, UE reporting measurement result:

The embodiment of the present invention makes the UE reporting measurement result of the eNB that is positioned at infringement community, and measurement result is reported as switching foundation, and the base-station node that covers infringement community is received after the measurement report of UE, makes the judgement that is switched to the base station that covers the community that is injured.

As shown in Figure 9, for the embodiment of the present invention two is positioned at the Signalling exchange schematic diagram of UE reporting measurement result of infringement community, comprising:

901, the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.

902, the configuration information of the distribution specific resources of the eNB of infringement community is issued to UE in broadcast.

903, unrestriced measurement configuration information is issued UE by the eNB of infringement community.

The UE of the measurement of 904, carrying out for the Resource Block that need to carry out specific resources appointment, the eNB of infringement community issues UE measurement configuration information by signaling again, carry restricted measurement start/stop instruction, and non-limiting measurement start/stop indicates to carry out corresponding measurement type; Or carry restricted measurement start/stop instruction, or non-limiting measurement start/stop indicates to carry out corresponding measurement type; Default conditions, UE only carries out the measurement of unrestricted measurement type; The eNB network of infringement community can carry out unrestriced measurement according to UE, and the value of the sign interference level obtaining, as RSRQ-meas determines whether sending to signaling to user UE.

Substitute 904, according to measurement configuration information, the inner type instruction that whether gets measurement ,/two kinds of unrestricted measurement/restriction measurements all survey configuration report type, meastype ENUMERATED{specificmeas, regularmeas ..., both}; Default conditions, only carry out the measurement of unrestricted measurement type;

905, UE reporting measurement result:

The embodiment of the present invention make to be positioned at infringement community eNB a particular UE receive after starting instruction and measure and reporting measurement result, and measurement result is reported as switching foundation, the base-station node that covers infringement community is received after the measurement report of UE, makes the judgement that is switched to the base station that covers the community that is injured.

As shown in figure 10, for the embodiment of the present invention three is positioned at the Signalling exchange schematic diagram of UE reporting measurement result of infringement community, comprising:

1001, the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.

1002, the measurement resource information of the restricted measurement of the eNB of infringement community is issued to UE in broadcast, and in broadcast, the thresholding of an interference of broadcast, as RSRQ-threshold.

The eNB network of infringement community can carry out unrestriced measurement according to UE, and the value of the sign interference level obtaining, as RSRQ-meas determines whether sending to signaling to user UE.

1003, unrestriced measurement configuration information is issued UE by the eNB of infringement community.

When UE reads above-mentioned message, keep this restriction resource distribution and this interference threshold value in UE variable, if this interiorly has renewal in follow-up system message, then upgrade; UE carries out unrestriced measurement, the value of the sign interference level obtaining, as RSRQ-meas:

If the value RSRQ-meas measuring is more than or equal to RSRQ-threshold, user still does unrestriced measurement; If the value RSRQ-meas measuring is less than RSRQ-threshold: the Resource Block that the measurement of the RLM/CSI of UE is all specified according to specific resources carries out corresponding measurement; Measure (as, RSRP/RSRQ) for RRM, the Resource Block that UE only specifies according to specific resources carries out corresponding measurement or carries out measurement and the unrestriced measurement of the Resource Block of specifying according to specific resources.

1004, UE reporting measurement result:

UE only reports the result of the measurement of carrying out according to the Resource Block of specific resources appointment, and measurement result can be measured type with one and identify; Or the measurement of the Resource Block of specifying according to specific resources identifies with a kind of new event type; Or UE reports result and the unrestriced measurement result of the measurement of carrying out according to the Resource Block of specific resources appointment.

The embodiment of the present invention makes the UE of the eNB that is positioned at infringement community utilize interference threshold value to measure and reporting measurement result, and measurement result is reported as switching foundation, the base-station node that covers infringement community is received after the measurement report of UE, makes the judgement that is switched to the base station that covers the community that is injured.

As shown in figure 11, for the embodiment of the present invention four is positioned at the Signalling exchange schematic diagram of UE reporting measurement result of infringement community, comprising:

1101, the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.

1102, the measurement resource information of the restricted measurement of the eNB of infringement community is issued to UE in broadcast.

1104, the eNB of infringement community, in signaling, sends the thresholding of an interference, as RSRQ-threshold to UE;

The eNB network of infringement community can carry out unrestriced measurement according to UE, the value of the sign interference level obtaining, and as RSRQ-meas determines whether sending to signaling to user UE, the interference of different UE can be different.

When UE reads above-mentioned message, keep this restriction resource distribution and in UE variable, if this interiorly has renewal in follow-up system message, then upgrade; If UE receives the thresholding that carries an interference that the eNB node of the community that is injured sends, as the signaling of RSRQ-threshold; UE carries out unrestriced measurement, the value of the sign interference level obtaining, as RSRQ-meas:

If the value RSRQ-meas measuring is less than RSRQ-threshold, the Resource Block that measurement of the RLM/CSI of UE is all specified according to specific resources carries out corresponding measurement; Measure (as, RSRP/RSRQ) for RRM, the Resource Block that UE only specifies according to specific resources carries out corresponding measurement or carries out measurement and the unrestriced measurement of the Resource Block of specifying according to specific resources.

1105, UE reporting measurement result:

The embodiment of the present invention makes a particular UE of the eNB that is positioned at infringement community utilize interference threshold value to measure and reporting measurement result, and measurement result is reported as switching foundation, the base-station node that covers infringement community is received after the measurement report of UE, makes the judgement that is switched to the base station that covers the community that is injured.

The embodiment of the present invention also provides an eNB who is positioned at infringement UE community, community to select flow process, comprising: the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.The measurement resource information of the restricted measurement of the eNB of infringement community is issued to UE in broadcast, and in broadcast, the thresholding of an interference of broadcast, as RSRQ-threshold.The eNB network of infringement community can carry out unrestriced measurement according to UE, and the value of the sign interference level obtaining, as RSRQ-meas.Unrestriced measurement configuration information is issued UE by the eNB of infringement community.When UE reads broadcast, keep the measurement resource information of this restricted measurement and this interference threshold value in UE variable, if this interiorly has renewal in follow-up system message, then upgrade; UE carries out unrestriced measurement, the value of the sign interference level obtaining, and as RSRQ-meas, if the value RSRQ-meas measuring is more than or equal to RSRQ-threshold, user still does unrestriced measurement; If the value RSRQ-meas measuring is less than RSRQ-threshold, the Resource Block that measurement of the RSRQ of UE is specified according to specific resources carries out corresponding measurement; UE is in the process of eNB gravity treatment of carrying out community, and the result of the measurement that the Resource Block that specific resources is specified carries out reports rrc layer, carries out the assessment of the eNB selection criterion of community.

The embodiment of the present invention also provides an eNB who is positioned at the UE community, community that is injured to select flow process, comprising: the eNB of infringement community decides the distribution of specific resources according to specific resources allocation algorithm.The eNB of infringement community and the configuration information of the eNB cross allocation specific resources of the community that is injured: the eNB of the community that is injured issues UE using the configuration information of the distribution specific resources of the eNB of infringement community as the measurement resource information of restricted measurement in broadcast, and in broadcast, the thresholding of an interference of broadcast, as RSRQ-threshold.UE carries out unrestriced measurement, and the value of the sign interference level obtaining, as RSRQ-meas.When UE reads broadcast, keep the measurement resource information of this restricted measurement and this interference threshold value in UE variable, if this interiorly has renewal in follow-up system message, then upgrade; UE carries out unrestriced measurement, the value of the sign interference level obtaining, and as RSRQ-meas, if the value RSRQ-meas measuring is more than or equal to RSRQ-threshold, user still does unrestriced measurement; If the value RSRQ-meas measuring is less than RSRQ-threshold, the Resource Block that measurement of the RSRQ of UE is specified according to specific resources carries out corresponding measurement; UE is in the process of eNB gravity treatment of carrying out community, and the result of the measurement that the Resource Block that specific resources is specified carries out reports rrc layer, carries out the assessment of the eNB selection criterion of community.The measurement resource information that the eNB selection criterion of community: UE obtains restricted measurement in system message can be Inter-Cell Interference Coordination resource used or its subset, and an interference threshold value, as a RSRQ value.Default conditions, UE only carries out the measurement of unrestricted measurement type; One interference value of the sign interference level obtaining according to unrestriced measurement; The size of more described interference value and described interference threshold value: if described interference value is more than or equal to described interference threshold value, subscriber equipment, according to described measurement configuration information, carries out corresponding unrestriced measurement; Described interference value is less than described interference threshold value else if, and subscriber equipment, according to the configuration information of described distribution specific resources, starts restricted measurement; Or: if described interference value is less than described interference threshold value, subscriber equipment is according to the configuration information of described distribution specific resources, start restricted measurement, and continue non-limiting measurement simultaneously, until the interference value that unrestricted measurement obtains is more than or equal to described interference threshold value.

In the above embodiment of the present invention, make the UE being interfered measure accurately, and measurement result is reported as switching foundation, the eNB node of infringement community is received after the measurement report of UE, make the judgement of the eNB that is switched to the community that is injured, that in switching command, can select carries the eNB node of informing the community that is injured, scheduling to UE is used to the enhancing scheduling mode (only dispatching) of eICIC in resource corresponding to the resource for interference coordination of eNB of encroaching on community, or inform this judgement based on measurement result result from the measurement of constrained resources.This technology has solved following technical problem: if when UE is interfered, UE only carries out unrestriced measurement and (supposes the poor quality of measurement, simultaneously, except the eNB of the community that is injured, do not have the eNB of better community to select or operator wishes the eNB of the preferential community of selecting to be injured of UE) and obtain described unrestriced measurement result and report, if now UE is positioned at the eNB of the community that is injured, the switching that UE can there is no need, if or UE only carries out the measurement of specific resources, network cannot disturb the work of cooperation; If now UE is positioned at the eNB of infringement community, UE can not have an opportunity to switch to the eNB of the community that is injured, if or UE only carry out the measurement of specific resources, can make the be injured eNB of community of too many UE incision, stop up the eNB of the community that is injured.

Corresponding to said method embodiment, as shown in figure 12, be a kind of measurement mechanism structural representation for interference coordination of the embodiment of the present invention, described device comprises:

Acquiring unit 121, for obtaining measurement configuration information, and obtains the measurement resource information of restricted measurement;

Measuring unit 122, for according to the measurement resource information of described measurement configuration information and described restricted measurement, measures and obtains measurement result;

Report unit 123, for reporting described measurement result.

Optionally, described acquiring unit 121, specifically for the measurement resource information of the restricted measurement of obtaining, comprising: the measurement resource information of described restricted measurement limits the resource of measuring from time domain, frequency domain, spatial domain, a code territory latitude; The measurement resource information of described restricted measurement is Inter-Cell Interference Coordination resource used or its subset, by broadcast, or obtains the measurement resource information of described restricted measurement by signaling.Described acquiring unit 121, specifically for the measurement configuration information of obtaining, comprise: the measurement instruction of specific resources corresponding to the measurement resource information of the configuration information of non-limiting measurement and described restricted measurement, and non-limiting measurement indicates to carry out corresponding measurement type; The measurement instruction of specific resources corresponding to the measurement resource information of the configuration information of non-limiting measurement and described restricted measurement, or non-limiting measurement indicates to carry out corresponding measurement type; By broadcast, or obtain by signaling; Wherein, described measurement instruction comprises startup, stops.Described acquiring unit 121, specifically for the measurement configuration information of obtaining, comprising: the configuration information of non-limiting measurement and described restricted measurement instruction, and non-limiting measurement indicates to carry out corresponding measurement type; The configuration information of non-limiting measurement and described restricted measurement instruction, or non-limiting measurement indicates to carry out corresponding measurement type; By broadcast, or obtain by signaling; Wherein said measurement instruction comprises startup, stops.The described measurement result that described measuring unit 122 obtains is measured with one that type identifies or is identified with a kind of event type.

Optionally, described acquiring unit 121, specifically by broadcast, or while obtaining the measurement resource information of restricted measurement by signaling, also obtains an interference threshold value.Optionally, described measuring unit 122, specifically for carry out corresponding unrestriced measurement according to described measurement configuration information, obtain an interference value that characterizes interference level, and the size of more described interference value and described interference threshold value: if described interference value is more than or equal to described interference threshold value, described measuring unit 122 is according to described measurement configuration information, carry out corresponding unrestriced measurement, obtain unrestriced measurement result, and report described unrestriced measurement result to the base station of Serving cell; Described interference value is less than described interference threshold value else if, described measuring unit 122 is according to the measurement resource information of described restricted measurement, start the measurement of specific resources corresponding to the measurement resource information of described restricted measurement, obtain and by the described measurement result that reports unit 123 to report described specific resources; Or described measuring unit 122 is when carrying out corresponding unrestriced measurement and obtain described unrestriced measurement result, the measurement result of described specific resources is obtained in the measurement of carrying out specific resources corresponding to the measurement resource information of described restricted measurement, and by the described measurement result that reports unit 123 to report described unrestricted measurement result and described specific resources to the base station of described Serving cell simultaneously; Or described measuring unit 122 is when carrying out corresponding unrestriced measurement and obtain described unrestriced measurement result, the measurement result of described specific resources is obtained in the measurement of carrying out specific resources corresponding to the measurement resource information of described restricted measurement, but by the described measurement result that reports the base station to described Serving cell, 123 of unit to report described specific resources, until described interference value is more than or equal to described interference threshold value; As long as UE receives the measurement resource information of restricted measurement from signaling, just start to start restricted measurement, and continue non-limiting measurement simultaneously.

Optionally, described acquiring unit 121, obtains measurement configuration information specifically for the subscriber equipment by being positioned at the community that is injured from the base station that covers the community that is injured, and obtains the measurement resource information of restricted measurement from the base station that covers the community that is injured; Or the subscriber equipment that is positioned at infringement community obtains measurement configuration information from the base station that covers infringement community, and obtain the measurement resource information of restricted measurement from the base station that covers infringement community, and be applied to the measurement to the adjacent community that is injured.Optionally, the base station of described covering infringement community reports described in receiving after the described measurement result that unit 123 reports, make and be switched to the described covering judgement of base station of community of being injured according to described measurement result, and indicate the be injured mode of the described subscriber equipment of scheduling of base station of community of described covering.

In said apparatus embodiment of the present invention, make the UE being interfered measure accurately, and measurement result is reported as switching foundation, the eNB node of infringement community is received after the measurement report of UE, make the judgement of the eNB that is switched to the community that is injured, that in switching command, can select carries the eNB node of informing the community that is injured, scheduling to UE is used to the enhancing scheduling mode (only dispatching) of eICIC in resource corresponding to the resource for interference coordination of eNB of encroaching on community, or inform this judgement based on measurement result result from the measurement of constrained resources.

Corresponding to said method and device embodiment, as shown in figure 13, for a kind of transmitting system for interference coordination of the embodiment of the present invention forms schematic diagram, described system comprises the eNB10 of the community that is injured, the eNB11 of infringement community, in the time that the eNB10 of the described community that is injured is subject to the eNB11 interference of described infringement community, the eNB10 of the described community that is injured, sends the Inter-Cell Interference Coordination request strengthening for the eNB11 to described infringement community; The eNB11 of described infringement community, be used for according to the Inter-Cell Interference Coordination request of described enhancing, be injured described in the decision subframe configuration information of Inter-Cell Interference Coordination of the enhancing of applying between the eNB10 of community and the eNB11 of described infringement community, and eNB10 using the subframe configuration information of the Inter-Cell Interference Coordination of the enhancing of described decision application as the community that is injured described in the measurement resource information of restricted measurement sends to.

Optionally, the eNB10 of the described community that is injured, before sending for the eNB11 to described infringement community the Inter-Cell Interference Coordination request strengthening, the eNB11 of described infringement community can send to the eNB10 of the described community that is injured the subframe configuration information of the Inter-Cell Interference Coordination of available enhancing.The eNB11 of described infringement community, specifically can for according to the eNB11 of described infringement community can with the subframe configuration information of Inter-Cell Interference Coordination of enhancing and the Inter-Cell Interference Coordination request of described enhancing in the subframe configuration information of Inter-Cell Interference Coordination of the enhancing of carrying, the subframe configuration information of the Inter-Cell Interference Coordination of the enhancing of applying between the eNB10 of community and the eNB11 of described infringement community of being injured described in decision.

Optionally, the eNB10 of the described community that is injured, before specifically can sending the Inter-Cell Interference Coordination request strengthening for the eNB11 to described infringement community, between the eNB11 of the eNB10 of the described community that is injured and described infringement community, send message, whether instruction the other side self supports the ability of the Inter-Cell Interference Coordination strengthening.The eNB10 of the described community that is injured, specifically can, for receiving after the subframe configuration information of Inter-Cell Interference Coordination of enhancing of the described decision application that the eNB11 of described infringement community sends, send the subframe configuration information of the Inter-Cell Interference Coordination of confirming the enhancing using to the eNB11 of described infringement community.Object is that the use in order to make Radio Resource keeps synchronous, if because the configuration information that the eNB of infringement community sends, the eNB of community of being injured confiscates then, there is no this confirmation process and causes the eNB that encroaches on community not know, has brought the significant wastage of Radio Resource.

In the time that the eNB10 of the described community that is injured detects that the measurement report of the eNB11 of the described infringement community of user equipment to report exceedes default thresholding, the eNB11 that specifically can be subject to described infringement community for the eNB10 of the community that is injured described in confirming disturbs.The subframe configuration information of Inter-Cell Interference Coordination of enhancing of described decision application of eNB10 of community of being injured described in the eNB11 of described infringement community sends to can also comprise the entry-into-force time of a sub-frame configuration.The eNB10 of the described community that is injured, specifically can send in the Inter-Cell Interference Coordination request strengthening for the eNB11 to described infringement community, carries the instruction of serious interference degree.The instruction of serious interference degree can be specifically high, medium and low.For the eNB of interfered cell, according to serious interference degree, can further reduce transmitting power or mourn in silence completely subframe with reduce disturb.

In said system embodiment of the present invention, make the UE being interfered measure accurately, and measurement result is reported as switching foundation, the eNB node of infringement community is received after the measurement report of UE, make the judgement of the eNB that is switched to the community that is injured, that in switching command, can select carries the eNB node of informing the community that is injured, scheduling to UE is used to the enhancing scheduling mode (only dispatching) of eICIC in resource corresponding to the resource for interference coordination of eNB of encroaching on community, or inform this judgement based on measurement result result from the measurement of constrained resources.

One of ordinary skill in the art will appreciate that all or part of step realizing in above-described embodiment method is can carry out instruction related hardware by program to complete, described program can be stored in a computer read/write memory medium, this program is in the time carrying out, comprise above-mentioned all or part of step, described storage medium, as: ROM/RAM, disk, CD etc.

Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only the specific embodiment of the present invention; the protection range being not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims

1. for a sending method for interference coordination, it is characterized in that, described method comprises:

In the time covering the base station of infringement community and disturb covering the base station of community of being injured, the base station of described covering infringement community receives the be injured Inter-Cell Interference Coordination request of the enhancing that the base station of community sends of described covering;

The base station of described covering infringement community is according to the Inter-Cell Interference Coordination request of described enhancing, determine the be injured subframe configuration information of Inter-Cell Interference Coordination of the enhancing of applying between the base station of community and the base station of described covering infringement community of described covering, and the subframe configuration information of the Inter-Cell Interference Coordination of the enhancing that described decision is applied sends to the be injured base station of community of described covering as the measurement resource information of restricted measurement;

The Inter-Cell Interference Coordination request of described enhancing comprises that the base station of the community that is injured determines the Inter-Cell Interference Coordination subframe configuration information of the enhancing of request, and the Inter-Cell Interference Coordination subframe configuration information of described enhancing comprises the percentage of the configuration of available subframe.

2. method as claimed in claim 1, is characterized in that, described method also comprises:

The base station of described covering infringement community receives the be injured subframe configuration information of Inter-Cell Interference Coordination of the enhancing that confirmation that the base station of community sends uses of described covering, and the subframe configuration information of the Inter-Cell Interference Coordination of the enhancing that described confirmation is used is that described covering is injured after the subframe configuration information of Inter-Cell Interference Coordination of enhancing of the described decision application that the base station of community sends in the base station of receiving described covering infringement community and is sent.

3. for a transmitting system for interference coordination, it is characterized in that, described system comprises the base station that covers the community that is injured and the base station that covers infringement community;

The base station of described covering infringement community, for in the time that disturb covering the base station of the community that is injured the base station of described covering infringement community, the base station of described covering infringement community receives the be injured Inter-Cell Interference Coordination request of enhancing of base station transmission of community of described covering;

The base station of described covering infringement community, be used for according to the Inter-Cell Interference Coordination request of described enhancing, determine the be injured subframe configuration information of Inter-Cell Interference Coordination of the enhancing of applying between the base station of community and the base station of described covering infringement community of described covering, and the subframe configuration information of the Inter-Cell Interference Coordination of the enhancing that described decision is applied sends to the be injured base station of community of described covering as the measurement resource information of restricted measurement;

4. system as claimed in claim 3, is characterized in that,