CN104519541B - A method of configuring resource in homogeneous network - Google Patents
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Abstract
A method of carrying out resource distribution in the base station of wireless communication system, wherein, the wireless communication system includes a common control equipment and at least one base station, the described method includes: base station receives the first message that the common control equipment is sent, wherein, it is included at least in the first message: being used to indicate the information of the base station configuration Inter-Cell Interference Coordination mode, wherein belong to the information of Inter-Cell Interference Coordination subframe including indicating section subframe；It is used to indicate the information of base station configuration section frequency reuse mode in the Inter-Cell Interference Coordination subframe, wherein part resource block belongs to the information of quadrature component on the frequency band including indicating the Inter-Cell Interference Coordination subframe；It is used to indicate the information at the time of base station activation above-mentioned configuration；Base station configures the Inter-Cell Interference Coordination mode and partial frequency multiplexing mode according to the first message；And above-mentioned configuration is activated at the time of indicate according to the first message in base station.
Description
Technical field
The present invention relates to field of communication technology more particularly to wireless communication technology fields.
Background technique
In wireless communication field, problem of inter-cell interference is the hot spot direction of Recent study always.It comes into being, people
Propose a variety of corresponding suppression technologies for people having a common goal (co-channel) interference.
Such as with isomerism network structure application it is increasingly extensive, in order to solve powerful macrocell to the micro- of low-power
Problem of inter-cell interference caused by cell, enhancement type district interference coordination (the Enhanced Inter-Cell of proposition
Interference Coordination abbreviation eICIC) technology is exactly typical represent.EICIC technology passes through in adjacent base station
Between Signalling exchange, carry out multiple base stations cooperation transmitting, in the time domain by the way of configuring Inter-Cell Interference Coordination subframe
The downlink process of different base station is separated in the time domain, to alleviate the influence of inter-cell interference.
As the representative of another co-channel interference mitigation technology, partial frequency multiplexing (fractional
Frequency reuse abbreviation FFR) then it is mainly used in the homogeneous network of macrocell and macrocell composition.By will entirely frequency
Band is divided into the common portion (common part) that neighboring community can share and the quadrature component that neighboring community uses respectively
(orthogonal part), is separated the downlink of different base station on frequency domain, the edge customer equipment of different community
Using different quadrature components, thus will not be by the interference of neighboring community.
However as the development of small base station (small cell) technology, it is already possible to predict and be disposed in actual network
In the case of, it may appear that the deployment scenario of a kind of high density, large-scale intensive small cell cluster, typically, such as large-scale body
Field is educated, the situations such as extensive rally.In this case, the small cell of a large amount of dense deployments is constituted similar to homogenous networks
The structure of network, and under this configuration, the inter-cell interference between base station will become extremely serious, it is necessary to take suitable technology
Means are inhibited.
Seem, the FRR technology similar with the homogeneous network being made of macro base station also can be used in this homogeneous network.So
And must take into account here different from macro base station, the bandwidth resources of small cell system are more valuable, on the one hand due to system
Bandwidth is overall smaller, on the other hand since typical case here is often the high-speed data service for needing bigger bandwidth.Therefore,
The band segment of entire frequency band is divided into quadrature component by FFR technology, the frequency efficiency of whole system will be made too low, greatly
The valuable resource block of amount is wasted, to affect the performance of whole system.That is, the multiplexing granularity of FFR is too big, so that
It can not sufficiently be used in causing resource.In addition, in extreme situations, the inter-cell interference that some small cell is received
Especially severe, so that having interfered with the use of the Physical Downlink Control Channel (PDCCH) of the cell, in this case, FFR
It will be no longer applicable.
So target of the invention be exactly find it is a kind of it is novel, suitable for intensive small cell cluster homogeneous network
Co-channel disturbance restraining method；This method needs can either effectively inhibit inter-cell interference, it might even be possible to which reply is dry
Disturb extremely serious situation；Reasonable multiplexing granularity can be provided again, guarantee the service efficiency of radio resource；Also wanting simultaneously can be to the greatest extent
The possible existing specification of compatibility, avoids the change to existing protocol excessive.
Summary of the invention
To solve the above problem in the prior art, the present invention proposes a kind of new co- suitable for homogeneous network
Channel disturbance restraining method.By combining eICIC technology and FFR, i.e., by configuring ICIC subframe and in ICIC
FFR is carried out on frame, realizes and refines the granularity of multiplexing significantly, so as to avoid being carried out caused by FFR over the entire frequency band
Waste, therefore the service efficiency of radio resource can be also ensured while guaranteeing interference suppressioning effect.
Specifically, according to the first aspect of the invention, it proposes and a kind of carries out resource in the base station of wireless communication system
The method of configuration, wherein the wireless communication system includes a common control equipment and at least one described base station, the side
Method is the following steps are included: the base station receives the first message that the common control equipment is sent, wherein in the first message
Including at least following information: being used to indicate the information of the base station configuration Inter-Cell Interference Coordination mode, wherein including instruction unit
Molecule frame belongs to the information of Inter-Cell Interference Coordination subframe；The base station is used to indicate in the Inter-Cell Interference Coordination subframe
The information of configuration section frequency reuse mode, wherein partially provided on the frequency band including indicating the Inter-Cell Interference Coordination subframe
Source block belongs to the information of quadrature component；It is used to indicate the information at the time of base station activation above-mentioned configuration；The base station according to
The first message configures the Inter-Cell Interference Coordination mode and partial frequency multiplexing mode；And the base station is according to institute
Above-mentioned configuration is activated at the time of stating first message instruction.
Preferably, part resource block belongs to quadrature component on the frequency band of the instruction Inter-Cell Interference Coordination subframe
Information includes second figure, each bit of second bitmap represents on the frequency band of the Inter-Cell Interference Coordination subframe
One group of resource block, the set on any bit position of second bitmap indicate that this group of resource block for corresponding to the bit belongs to
The quadrature component.
It is highly preferred that further including being used to indicate the base station to configure to common control equipment hair in the first message
The information for sending Inter-Cell Interference Coordination subframe service condition to report；After the activation step further include: the base station is the base
Two sets of all user device configurations serviced of standing are limited measurement parameter, wherein two sets of parameters correspond respectively to described small
Section interference coordination subframe and other subframes；The base station receives all user equipmenies according to described two sets limited measurement ginsengs
Number carries out two sets of channel qualities instruction that limited measurement obtains；The channel quality instruction and institute that the base station is received according to
The information that the configuration in first message sends service condition of physical resource block report is stated, is sent to the common control equipment
The report of Inter-Cell Interference Coordination subframe service condition；The base station receives the second message that the common control equipment is sent,
In, it include that the common control equipment is assisted according to the pre-defined rule inter-cell interference adjusted that is used to indicate in the second message
The information of the configuration of mode transfer formula and/or partial frequency multiplexing mode.
It is highly preferred that it is described be used to indicate the base station configure to the common control equipment send Inter-Cell Interference Coordination
The information of subframe service condition report includes the event and/or reporting cycle of scheduled triggering report.
It is highly preferred that including at least Radio Link Management, wireless resource management and letter in described two sets limited measurement parameters
The limited measurement parameter of road state instruction.
It is highly preferred that the pre-defined rule includes: the Inter-Cell Interference Coordination subframe used in the base station
When utilization rate is less than the first thresholding, the resource block for belonging to quadrature component on the frequency band of the Inter-Cell Interference Coordination subframe is reduced.
It is highly preferred that the pre-defined rule includes: the Inter-Cell Interference Coordination subframe used in the base station
When utilization rate is greater than the second thresholding, increase the resource block for belonging to quadrature component on the frequency band of the Inter-Cell Interference Coordination subframe.
Preferably, the common control equipment is macro base station, and the first message is X2 interface message.
Preferably, the common control equipment is OAM equipment.
Preferably, described to be used to indicate base station configuration section channeling in the Inter-Cell Interference Coordination subframe
The information of mode further include: be used to indicate the information of at least one specific Inter-Cell Interference Coordination subframe, wherein with institute
It is silent in the specific Inter-Cell Interference Coordination subframe to state the adjacent all base stations in base station；And the specific cell
Between interference coordination subframe frequency band on whole resource blocks belong to the information of quadrature component.
According to the second aspect of the invention, a kind of setting for progress resource distribution in the base station of wireless communication system is proposed
It is standby, wherein the wireless communication system includes a common control equipment and at least one described base station, and the equipment includes:
Receiving module receives the first message that the common control equipment is sent for the base station, wherein in the first message extremely
Less include following information: being used to indicate the information of the base station configuration Inter-Cell Interference Coordination mode, wherein including indicating section
Subframe belongs to the information of Inter-Cell Interference Coordination subframe；The base station is used to indicate to match in the Inter-Cell Interference Coordination subframe
Set the information of partial frequency multiplexing mode, wherein part resource on the frequency band including indicating the Inter-Cell Interference Coordination subframe
Block belongs to the information of quadrature component；It is used to indicate the information at the time of base station activation above-mentioned configuration；Configuration module is used for institute
Base station is stated according to the first message, configures the Inter-Cell Interference Coordination mode and partial frequency multiplexing mode；And activation
Module activates above-mentioned configuration at the time of instruction for the base station according to the first message.
In the present invention, by configuring ICIC subframe, efficiently separating in time domain is realized, by configuring FFR, realizes frequency
The combination of separation on domain, the two allows the present invention effectively to inhibit inter-cell interference；By by FFR from band system band grade
It is multiplexed the frequency range grade multiplexing being adjusted in ICIC subframe, the granularity of multiplexing has been refined significantly, has avoided the waste of frequency resource；And
And by applying specific ICIC mode, the exceedingly odious situation that PDCCH channel is also disturbed can also be coped with；It is additionally maximum
Degree has been compatible with existing specification, the excessive change to agreement is avoided, to reach the purpose of the present invention.
Detailed description of the invention
The following detailed description to non-limiting embodiment, other spies of the invention are read by referring to accompanying drawing
Sign, purpose and advantage will will become more apparent.
Fig. 1 shows a kind of flow chart of method for carrying out resource distribution according to the present invention；
Fig. 2 shows a kind of schematic diagrames of ICIC sub-frame configuration according to the present invention；
Fig. 3 shows a kind of block diagram of equipment for carrying out resource distribution according to the present invention.
Wherein, the same or similar appended drawing reference indicates the same or similar steps characteristic or device/module.
Specific embodiment
In the following detailed description of the preferred embodiment, reference is constituted to the appended attached drawing of present invention a part.Institute
Attached attached drawing, which has been illustrated by way of example, can be realized specific embodiment.Exemplary embodiment is not intended to
Exhaustive all embodiments according to the present invention.It is appreciated that without departing from the scope of the present invention, can use other
Embodiment can also carry out the modification of structure or logic.Therefore, it is below specific descriptions and it is unrestricted, and this
The range of invention is defined by the claims appended hereto.
Firstly, brief description is suitable for the invention a typical scene.Under the typical scene, by multiple group of base stations
At a homogeneous network, including but not limited to the small cell cluster of high-density deployment.Each base station in the network
It is connected with the same common control equipment, which can be can be with the various equipment of base station communication, such as OAM
An equipment either individual macro base station.The common control equipment can be by corresponding signaling interface and homogeneous network
Each base station carries out Signalling exchange, for example, X2 interface can be used and carry out signaling friendship when common control equipment is macro base station
Mutually.User equipment in homogenous networks in each base station is divided into two groups again, and one group is normal users, i.e., not by between neighboring community
The part user of interference, it is typical such as Cell Center User；Another group is victim user, i.e., by interfering between neighboring community
Part user, it is typical such as Cell Edge User.
The first step of the method according to the present invention for carrying out resource distribution, is initialized by above-mentioned common control equipment
Configuration, i.e. each base station receives the ICIC initial configuration information issued from the common control equipment, which passes through first
Message is sent.In order to achieve the object of the present invention, it is at least needed in this message comprising following 3 aspects with confidence
Breath:
The mode of 1.ICIC configuration.Which i.e. for each base station, need sub-frame configuration into ICIC subframe.Into
When row initial configuration, common control equipment can according to predefined rule, or according to the configuration of operator, or
Person, should be by how many sub-frame configuration at ICIC subframe, and further to determine according to various modes such as network traffic conditions at that time
Determine the distribution of these ICIC subframes, the subframe numbers that then will determine as ICIC subframe are respectively sent to by above-mentioned first message
Each base station.Preferably, the distribution of ICIC subframe, i.e. each bit difference of the first bitmap can be indicated with the first bitmap
A subframe is represented, and the set on any bit position on the first bitmap means that the subframe corresponding to the bit is determined
For ICIC subframe；For example, we can indicate following for 40 period of sub-frame with one 40 bitmaps in LTE system
Ring, such representation can save the expense of signaling.
The mode of 2.FFR configuration.Which i.e. for each base station, need to match the frequency range on the frequency band of ICIC subframe
It is set to common portion, which frequency range is configured to quadrature component；It is adjacent cell that wherein so-called common portion, which represents these frequency ranges,
It can use, mainly be used to normal users in above-mentioned cell, and quadrature component is then that neighboring community uses respectively, mutually not
Identical, these quadrature components are used mainly for victim user in above-mentioned cell, the frequency band used due to these victim users
It will not be used by neighboring community, therefore can effectively avoid this certain customers from being affected by the intercell interference.Preferably,
The distribution of FFR frequency band can be indicated with the second bitmap, i.e. each bit of the second bitmap represents on the frequency band of ICIC subframe
One group of resource block (resource block abbreviation RB), and the set on any bit position on the second bitmap is meant that pair
Quadrature component should be configured in that group of RB of the bit.For example, in LTE system, the frequency band with a 10MHz bandwidth is
Example, one shares 110 RB, and 5 RB are divided into one group, and 22 groups altogether, it is possible to indicate this band with one 22 bitmaps
Wide configuration, likewise, such representation can save the expense of signaling.
3. activating information at the time of above-mentioned configuration.The information is for notifying each base station to open on a certain particular point in time
Begin to activate above-mentioned configuration.This particular point in time can be expressed with various possible modes, for example, directly give activation when
It carves, or provides some specific subframe numbers, expression activates above-mentioned configuration since this subframe.
After completing the information that the above-mentioned first step receives in first message, each base station enters second step, according to connecing
The configuration information received is respectively completed the ICIC sub-frame mode of each base station and the configuration work of FFR mode.The configuration work packet
It includes but is not limited to: being arranged accordingly on base station；And it is sent corresponding configuration information to accordingly by Signalling exchange
User equipment.After the step of passing through second step, base station has been ready for all preparations of the above-mentioned configuration of activation.
Above-mentioned configuration is activated according to the information in first message about activation moments in third step, base station at the time of specific,
Start to carry out down collaboration transmitting, to ensure that the user in cell is not influenced by inter-cell interference.
Attached drawing 1 shows the flow chart for carrying out the method for resource distribution according to the abovementioned embodiments of the present invention, including following
Step:
S11. the base station receives the first message that the common control equipment is sent, wherein in the first message extremely
Less include following information:
It is used to indicate the information of the base station configuration Inter-Cell Interference Coordination mode, wherein including indicating section subframe category
In the information of Inter-Cell Interference Coordination subframe；
It is used to indicate the letter of base station configuration section frequency reuse mode in the Inter-Cell Interference Coordination subframe
Breath, wherein part resource block belongs to the information of quadrature component on the frequency band including indicating the Inter-Cell Interference Coordination subframe；
It is used to indicate the information at the time of base station activation above-mentioned configuration；
S12. the base station configures the Inter-Cell Interference Coordination mode and partial frequency multiplexing according to the first message
Mode；
S13. above-mentioned configuration is activated at the time of the base station is indicated according to the first message.
Further, according to another embodiment of the invention, it can be combined with limited measurement (restricted
Measurement) mechanism is realized and is adjusted to the dynamic of above-mentioned configuration, to further improve flexibility of the invention and answer
Use range.
Specifically, firstly, other than information above-mentioned, further including in the received first message of above-mentioned first step
The information that ICIC subframe utilization rate is reported is carried out to the common control equipment for configuring each base station.Typically, the information
It can be notice base station to be reported with the specific period, or notice some event predetermined of base station can trigger the report
It accuses.
Next, starting to carry out the 4th step, i.e., each base after the work that third step activation configuration is completed in base station
It stands as two sets of all user device configurations limited measurement parameters in the cell, wherein this two sets of parameters correspond respectively to ICIC
Subframe and other subframes.Configure this two sets of parameters purpose be for each user equipment both subframes are carried out respectively by
Limit measurement；It therefore, as a preferred option, at least to include about Radio Link Management (radio link in parameter
Management abbreviation RLM), wireless resource management (radio resource management abbreviation RRM) and channel status refer to
The limited measurement parameter for showing (channel state indication abbreviation CSI), can preferably be compatible with existing protocol in this way
Under limited measurement mechanism.
Then user equipment will carry out limited measurement to ICIC subframe and other subframes respectively according to this two sets of parameters, and
Obtain after measurement two sets of channel quality instructions (Channel quality indicator abbreviation CQI) are sent to base station.Institute
It is exactly this two sets of CQI that base station receives that all user equipmenies are sent with the 5th step.It should be pointed out that user equipment into
Row is limited the limited measurement that sub-band levels are also supported when measurement.In this way, obtained CQI can include in all relevant subbands
CQI；That is, for ICIC subframe, the CQI of the available subband for belonging to the part FFR, and for other subframes, then it can obtain
The CQI of all subbands in channel range.Above-mentioned CQI will be used for the scheduling of resource (channel-awared of channel-aware
scheduling)。
5th step, base station are sent out according to the sending cycle or specific time trigger of aforementioned definitions to common control equipment
ICIC subframe service condition is sent to report that is, how many resource block is to serve victim user in the ICIC subframe of the configuration.
Finally, base station receives the second message sent from the common control equipment, wherein including the common control equipment root
According to the configuration information of pre-defined rule ICIC mode and FFR mode adjusted, dynamic adjustment of the invention is thereby realized
Function.Specifically, scheduled adjustment rule can be, if the utilization rate for the ICIC subframe that base station uses is less than the first thresholding
When, the resource block for belonging to quadrature component on the frequency band of ICIC subframe is reduced, utilization rate mentioned here is exactly to service in the 5th step
In the ratio that the resource block of victim user occupies in entire ICIC subframe.When utilization rate is lower, illustrate that disturbed condition is not tight
Weight, it is only necessary to which less orthogonal frequency resources can meet the sequence needs of victim user, therefore can reduce quadrature component, increase
Add common portion, improves the frequency usage efficiency of system.It is similar, if the utilization rate for the ICIC subframe that base station uses is greater than the
When two thresholdings, increase the resource block for belonging to quadrature component on the frequency band of ICIC subframe.When utilization rate is higher, illustrate disturbed condition
It is more serious, it needs more orthogonal frequency resources just and can satisfy the sequence needs of victim user, therefore quadrature component can be increased,
Common portion is reduced, guarantees the normal work of user equipment.
Attached drawing 2 is shown according to another embodiment of the invention, in this embodiment, is given a kind of specific
ICIC configuration mode is used for the extremely serious situation of inter-cell interference.In this case, the interference between neighboring community is very
Strongly, so that having influenced Physical Downlink Control Channel, (physical downlink control channel is referred to as
PDCCH normal transmission), since PDCCH needs to be encoded and transmitted within the scope of whole bandwidth, so in neighboring community
It can interact between common transmission part, so as to cause can not work normally.Therefore a kind of special ICIC mode is devised,
Some specific subframes are selected in a series of ICIC subframes, it is dedicated that these specific subframes are configured as specific base station,
That is, for these specific subframes, in addition to above-mentioned specific base station can be used, except other adjacent base stations all exist
It keeps silent in these specific sub-frames, does not make any downlink, do not affect above-mentioned specific base station thus.And for
For the certain base station, because the specific sub-frame is configured as, its is dedicated, and all RB in entire subframe channel should
It is configured to quadrature component, to be used by the certain base station.As shown in Fig. 2, the adjacent base station of Cell 1 be Cell 2 to
The subframe of Cell 7, subframe numbers 5,6,7 are configured as ICIC subframe, wherein for Cell 1, subframe 5 is that its is dedicated
Specific sub-frame, all RB of entire frequency band are configured to the quadrature component of Cell 1, accordingly for Cell 2 to Cell 7 and
Speech, it is necessary to keep silent in subframe 5.Likewise, above-mentioned configuration information is set also by aforementioned first message from centralized control
It is standby to be sent to each base station, dynamic adjustment can also be equally carried out as the method previously described.
The equipment provided by the present invention corresponded to the above method is introduced in conjunction with block diagram again below, in view of therein
Step feature in unit/device characteristic and the above method has corresponding relationship, will conform to the principle of simplicity.
Attached drawing 3 shows a kind of equipment that resource distribution is carried out in the base station of wireless communication system according to the present invention
30, wherein the wireless communication system includes a common control equipment and at least one described base station, and the equipment 30 is wrapped
It includes:
Receiving module 3001 receives the first message that the common control equipment is sent for the base station, wherein described
Following information is included at least in first message:
It is used to indicate the information of the base station configuration Inter-Cell Interference Coordination mode, wherein including indicating section subframe category
In the information of Inter-Cell Interference Coordination subframe；
It is used to indicate the letter of base station configuration section frequency reuse mode in the Inter-Cell Interference Coordination subframe
Breath, wherein part resource block belongs to the information of quadrature component on the frequency band including indicating the Inter-Cell Interference Coordination subframe；
It is used to indicate the information at the time of base station activation above-mentioned configuration；
Configuration module 3002 configures the Inter-Cell Interference Coordination mode for the base station according to the first message
With partial frequency multiplexing mode；And
Active module 3003 activates above-mentioned configuration at the time of instruction for the base station according to the first message.
The embodiment of the present invention is described above, but the invention is not limited to specific system, equipment and
Specific agreement, those skilled in that art can make various deformations or amendments within the scope of the appended claims.
The those skilled in the art of those the art can pass through research specification, disclosure and attached drawing and appended
Claims, understand and implement other changes to the embodiment of disclosure.In the claims, word " comprising " is not arranged
Except other elements and step, and wording "one" be not excluded for plural number.In the present invention, " first ", " second " only indicate name
Claim, does not represent orbution.In the practical application of invention, cited multiple skills in the possible perform claim requirement of a part
The function of art feature.Any appended drawing reference in claim should not be construed as the limitation to range.
Claims (12)
1. a kind of method for carrying out resource distribution in the base station of wireless communication system, wherein the wireless communication system includes
One common control equipment and at least one described base station, the described method comprises the following steps:
A. the base station receives the first message that the common control equipment is sent, wherein includes at least in the first message
Following information:
It is used to indicate the information of the base station configuration Inter-Cell Interference Coordination mode, wherein belong to including indicating section subframe small
The information of section interference coordination subframe；
It is used to indicate the information of base station configuration section frequency reuse mode in the Inter-Cell Interference Coordination subframe, institute
The information that part resource block on the frequency band that information includes: (i) instruction Inter-Cell Interference Coordination subframe belongs to quadrature component is stated,
And (ii) indicates that part resource block on the frequency band of the Inter-Cell Interference Coordination subframe belongs to the information of common portion, wherein institute
It is different and used respectively by neighboring community to state quadrature component, the common portion is shared by neighboring community；
It is used to indicate the information at the time of base station activation above-mentioned configuration；
B. the base station configures the Inter-Cell Interference Coordination mode and partial frequency multiplexing mode according to the first message；
And
C. above-mentioned configuration is activated at the time of the base station is indicated according to the first message.
2. according to the method described in claim 1, wherein, the indicating section subframe belongs to the letter of Inter-Cell Interference Coordination subframe
Breath includes the first bitmap, each bit of first bitmap represents in the Inter-Cell Interference Coordination sub-frame mode configuration
One subframe, the set on any bit position of first bitmap indicate that the subframe for corresponding to the bit is the minizone
Interference coordination subframe.
3. according to the method described in claim 1, wherein, part on the frequency band of the instruction Inter-Cell Interference Coordination subframe
The information that resource block belongs to quadrature component includes second figure, and it is dry that each bit of second bitmap represents the minizone
One group of resource block on the frequency band for coordinating subframe is disturbed, the set on any bit position of second bitmap is indicated to correspond to and is somebody's turn to do
This group of resource block of bit belongs to the quadrature component.
4. method according to any one of claim 1-3, wherein further include in the first message be used to indicate it is described
Base station configures to the common control equipment and sends the information that Inter-Cell Interference Coordination subframe service condition is reported；The step c
Later further include:
D. two sets of all user device configurations limited measurement parameters that the base station is serviced for the base station, wherein described two sets
Parameter corresponds respectively to the Inter-Cell Interference Coordination subframe and other subframes；
E. the base station receives all user equipmenies and carries out what limited measurement obtained according to described two sets limited measurement parameters
Two sets of channel quality instructions；
F. the configuration in channel quality instruction and the first message that the base station is received according to sends cell
Between interference coordination subframe service condition report information, to the common control equipment send Inter-Cell Interference Coordination subframe use
Situation report；
G. the base station receives the second message that the common control equipment is sent, wherein includes described in the second message
Common control equipment is used to indicate Inter-Cell Interference Coordination mode and/or partial frequency multiplexing mould according to pre-defined rule is adjusted
The information of the configuration of formula.
It is described to be used to indicate the base station and configure to the common control equipment 5. according to the method described in claim 4, wherein
The information for sending the report of Inter-Cell Interference Coordination subframe service condition includes event and/or the report week of scheduled triggering report
Phase.
6. according to the method described in claim 4, wherein, at least being wrapped in described two sets limited measurement parameters in the step d
Include the limited measurement parameter of Radio Link Management, wireless resource management and channel status instruction.
7. according to the method described in claim 4, wherein, the pre-defined rule in the step g includes:
When the utilization rate of the Inter-Cell Interference Coordination subframe used in the base station is less than the first thresholding, reduce described small
Belong to the resource block of quadrature component on the frequency band of section interference coordination subframe.
8. according to the method described in claim 4, wherein, the pre-defined rule in the step g includes:
When the utilization rate of the Inter-Cell Interference Coordination subframe used in the base station is greater than the second thresholding, increase described small
Belong to the resource block of quadrature component on the frequency band of section interference coordination subframe.
9. the first message is X2 according to the method described in claim 1, wherein, the common control equipment is macro base station
Interface message.
10. according to the method described in claim 1, wherein, the common control equipment is OAM equipment.
11. described to be used to indicate the base station in the Inter-Cell Interference Coordination according to the method described in claim 1, wherein
The information of configuration section frequency reuse mode in subframe further include:
It is used to indicate the information of at least one specific Inter-Cell Interference Coordination subframe, wherein adjacent with the base station
All base stations are silent in the specific Inter-Cell Interference Coordination subframe；And specific Inter-Cell Interference Coordination
Whole resource blocks on the frequency band of frame belong to the information of quadrature component.
12. a kind of equipment for carrying out resource distribution in the base station of wireless communication system, wherein the wireless communication system includes
One common control equipment and at least one described base station, the equipment include:
Receiving module receives the first message that the common control equipment is sent for the base station, wherein the first message
In include at least following information:
It is used to indicate the information of the base station configuration Inter-Cell Interference Coordination mode, wherein belong to including indicating section subframe small
The information of section interference coordination subframe；
It is used to indicate the information of base station configuration section frequency reuse mode in the Inter-Cell Interference Coordination subframe, institute
The information that part resource block on the frequency band that information includes: (i) instruction Inter-Cell Interference Coordination subframe belongs to quadrature component is stated,
And (ii) indicates that part resource block on the frequency band of the Inter-Cell Interference Coordination subframe belongs to the information of common portion, wherein institute
It is different and used respectively by neighboring community to state quadrature component, the common portion is shared by neighboring community；
It is used to indicate the information at the time of base station activation above-mentioned configuration；
Configuration module configures the Inter-Cell Interference Coordination mode and part frequency for the base station according to the first message
Rate multiplexer mode；And
Active module activates above-mentioned configuration at the time of instruction for the base station according to the first message.
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| CN109151835A (en) * | 2017-06-15 | 2019-01-04 | 杨学志 | A kind of wireless communication network planning method, apparatus and system |
| CN109413690B (en) * | 2017-08-18 | 2020-09-29 | 维沃移动通信有限公司 | Multi-beam measurement reporting method, mobile terminal and network side equipment |
| CN111988107B (en) * | 2019-05-21 | 2022-02-18 | 华为技术有限公司 | Method and apparatus for interference coordination |
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| CN102186247A (en) * | 2011-05-05 | 2011-09-14 | 新邮通信设备有限公司 | Method and system for coordinating interference between cells |
| CN102783198A (en) * | 2010-03-01 | 2012-11-14 | 阿尔卡特朗讯 | Methods for mitigating the control channel interference between a macro cell and a small cell |
| CN103237317A (en) * | 2010-09-30 | 2013-08-07 | 华为技术有限公司 | Method, device and system for measuring and sending interference coordination |
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| CN102783198A (en) * | 2010-03-01 | 2012-11-14 | 阿尔卡特朗讯 | Methods for mitigating the control channel interference between a macro cell and a small cell |
| CN103237317A (en) * | 2010-09-30 | 2013-08-07 | 华为技术有限公司 | Method, device and system for measuring and sending interference coordination |
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