CN104168637B - Power regulating method, apparatus and system - Google Patents
Power regulating method, apparatus and system Download PDFInfo
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Abstract
The present invention discloses a kind of power regulating method, apparatus and system, and this method comprises the following steps：Home eNodeB counts the coverage information of current area and homogeneous-frequency adjacent-domain, and counts the Annoyance Index of current area；The coverage information includes weak coverage rate and crosses coverage rate；The weak coverage rate and the Annoyance Index of coverage rate and current area excessively of current area and homogeneous-frequency adjacent-domain are uploaded to Centralized Controller by Home eNodeB；Home eNodeB receives Centralized Controller according to the weak coverage rate and the power adjustment message that coverage rate and the Annoyance Index return excessively, and the transmission power of itself is adjusted according to the power adjustment message.The present invention considers the coverage information and interference information of Home eNodeB, pass through the adjustment of the transmission power of each Home eNodeB of Centralized Controller centralized decision-making, the network of Home eNodeB is compromised between covering and interference, effectively lift the overall performance of network.
Description
【Technical field】
The present invention relates to mobile communication technology field, more particularly to a kind of power regulating method, apparatus and system.
【Background technology】
With the extensive use of family base station system, some new technical barriers also produce therewith, wherein between base station
Interference problem is to limit a major issue of Home eNodeB large-scale network-estabilishing.
Power adjustment is to avoid a Critical policies of interference, and can produce significant impact to the performance of network.Under but
Row power setting is excessive, when can produce larger interference to the homogeneous-frequency adjacent-domain of surrounding, and set too small, can cause covering cavity again.
Therefore, interference and covering is compromised, be the significant problem that power adjustment needs to consider.Current descending power adjustment
Technology can not efficiently solve covering and interference problem, can even deteriorate interference or covering cavity sometimes, cause to cover and disturb
It can not restrain.For example, when detecting that down receiving signal intensity is weaker, it is believed that weak covering phenomenon be present, now if increase
The down transmitting power of base station, it is possible to which larger interference is caused to homogeneous-frequency adjacent-domain；When detecting itself by stronger interference,
But interference source can not be learnt wherein, can not more notifies interference source to reduce power to reduce the interference to itself.
【The content of the invention】
Based on this, the present invention provides a kind of power regulating method, apparatus and system, and this method considers Home eNodeB
Coverage information and interference information, the adjustment of the transmission power of each Home eNodeB of centralized decision-making, enable the network of Home eNodeB
Compromised between covering and interference, effectively lift the overall performance of network.
The content of the embodiment of the present invention is as follows：
A kind of power regulating method, comprises the following steps：
Home eNodeB counts the coverage information of current area and homogeneous-frequency adjacent-domain, and counts the Annoyance Index of current area；Institute
Stating coverage information includes weak coverage rate and crosses coverage rate；
Home eNodeB refers to the interference of current area and the weak coverage rate and coverage rate and current area excessively of homogeneous-frequency adjacent-domain
Number is uploaded to Centralized Controller；
Home eNodeB receives Centralized Controller according to the weak coverage rate and crosses coverage rate and Annoyance Index return
Power adjustment message, and the transmission power of itself is adjusted according to the power adjustment message.
A kind of power regulating method, comprises the following steps：
Centralized Controller receives the covering of current area and homogeneous-frequency adjacent-domain corresponding to the Home eNodeB that Home eNodeB uploads
Information and the Annoyance Index of the current area；The coverage information includes weak coverage rate and crosses coverage rate；
Centralized Controller is according to the weak coverage rate and crosses coverage rate and Annoyance Index generation power adjustment message,
Centralized Controller sends the power adjustment message to the Home eNodeB.
Accordingly, the present invention provides a kind of Home eNodeB power adjustment apparatus, including：
Statistical module, for counting the coverage information of current area corresponding to Home eNodeB and homogeneous-frequency adjacent-domain, and count and be somebody's turn to do
The Annoyance Index of current area；The coverage information includes weak coverage rate and crosses coverage rate；
Uploading module, for by the weak coverage rate of current area corresponding to Home eNodeB and homogeneous-frequency adjacent-domain and cross coverage rate with
And the Annoyance Index of current area is uploaded to Centralized Controller；
Receiving module, for receiving Centralized Controller according to the weak coverage rate and crossing coverage rate and the Annoyance Index
The power adjustment message of return；
Adjusting module, for adjusting the transmission power of Home eNodeB according to the power adjustment message.
A kind of Centralized Controller adjusting apparatus, including：
Second receiving module, for receiving current area and homogeneous-frequency adjacent-domain corresponding to the Home eNodeB of Home eNodeB upload
Coverage information and the current area Annoyance Index；The coverage information includes weak coverage rate and crosses coverage rate；
Generation module, for according to the weak coverage rate and cross coverage rate and the Annoyance Index generation power adjustment letter
Breath；
Sending module, for the power adjustment message to be sent to Home eNodeB.
The present invention also provides a kind of power adjustment system, including above-mentioned Home eNodeB power adjustment apparatus and centralized Control
Device adjusting apparatus, the Home eNodeB power adjustment apparatus by the uploading module by current area corresponding to Home eNodeB with
The weak coverage rate of homogeneous-frequency adjacent-domain and the Annoyance Index for crossing coverage rate and the current area are uploaded to the Centralized Controller adjustment
Second receiving module of device；The Centralized Controller adjusting apparatus is by the generation module, according to the weak covering
Rate and coverage rate and Annoyance Index generation power adjustment message are crossed, and pass through the sending module and send the power and adjust
Whole information；The Home eNodeB power adjustment apparatus receives the power adjustment message by the receiving module, and passes through institute
State the transmission power that adjusting module adjusts Home eNodeB according to the power adjustment message.
The present invention considers the coverage information and interference information of Home eNodeB, the hair of each Home eNodeB of centralized decision-making
The adjustment of power is penetrated, the network of Home eNodeB is compromised between covering and interference, effectively lifts the overall performance of network.
Compared with prior art, had the following advantages that in terms of covering and interference problem of the present invention when solving Home eNodeB scale networking
And beneficial effect：
1st, by Centralized Controller centralized Control, respectively the power of Home eNodeB is adjusted in net, and each Home eNodeB coverage is more easy to
Convergence；
2nd, the power adjustment of each Home eNodeB of Centralized Controller centralized decision-making, is avoided caused by each self-adjusting of Home eNodeB
Excessively adjustment problem；
3rd, the coverage information of each Home eNodeB independent statistics current area and homogeneous-frequency adjacent-domain, avoids what average data was brought
The problem of not statistical uncertainty true.
【Brief description of the drawings】
Fig. 1 is the schematic flow sheet of Home eNodeB processing procedure in the embodiment of the present invention one；
Fig. 2 is the schematic flow sheet of Centralized Controller processing procedure in the embodiment of the present invention two；
Fig. 3 is that Centralized Controller generates a kind of flow of embodiment of power adjustment message in embodiment two in the present invention
Schematic diagram；
Fig. 4 is a kind of schematic flow sheet for the method for judging covering event in the embodiment of the present invention two；
Fig. 5 is the schematic flow sheet of a kind of method that power adjusts decision-making in the embodiment of the present invention two；
Fig. 6 is a kind of structural representation of power adjustment system in the embodiment of the present invention.
【Embodiment】
With reference to specific embodiment, the invention will be further described.
Embodiment one
As shown in figure 1, the present embodiment one is the power adjustment side for illustrating the present invention by taking the processing procedure of Home eNodeB as an example
Method.
As shown in figure 1, the processing procedure of Home eNodeB comprises the following steps：
S110 Home eNodeB counts the coverage information of current area and homogeneous-frequency adjacent-domain, and the interference for counting current area refers to
Number；The coverage information includes weak coverage rate and crosses coverage rate；
S120 Home eNodeB is by the weak coverage rate of current area and homogeneous-frequency adjacent-domain and crosses the dry of coverage rate and current area
Disturb index and be uploaded to Centralized Controller；
S130 Home eNodeB receives Centralized Controller according to the weak coverage rate and crosses coverage rate and the Annoyance Index
The power adjustment message of return；
S140 Home eNodeB adjusts the transmission power of itself according to the power adjustment message.
Specifically, the coverage information of Home eNodeB statistics current area and homogeneous-frequency adjacent-domain, and count the interference of current area
Index.Coverage information wherein with homogeneous-frequency adjacent-domain including the weak coverage rate with homogeneous-frequency adjacent-domain and crosses coverage rate.The weak coverage rate
Refer to when occurring to cut out to homogeneous-frequency adjacent-domain, the reception level of the reception level and Target cell that receive current area is respectively less than the
The switching accounting of one threshold value.The denominator of the switching accounting is the total degree of the tangential homogeneous-frequency adjacent-domain in current area in measurement period,
Molecule is the tangential homogeneous-frequency adjacent-domain and what the reception level of current area and homogeneous-frequency adjacent-domain was respectively less than first threshold cuts out number.
Optionally, for GSM (Global System for Mobile communication, global mobile communication system
System), then the reception level refers to receive cell BCCH (Broadcast Control Channel, BCCH) work(
Rate value.
Optionally, for TD-SCDMA (Time Division-Synchronous Code Division Multiple
Access, TD SDMA) system, the RSCP (Received for receiving level and referring to receive pilot signal
Signal Code Power, received signal code power) value.
Optionally, refer to receive for LTE (Long Term Evolution, Long Term Evolution) system, the reception level
RSRP (Reference Signal Receiving Power, Reference Signal Received Power) value of reference signal.
Wherein, the first threshold can determine that the present invention is not limited according to the minimum level value that Home eNodeB can demodulate.
The coverage rate of crossing refers to that reception level and the target for receiving current area are small when occurring to cut out to homogeneous-frequency adjacent-domain
The reception level in area is all higher than the switching accounting of Second Threshold.The denominator of the switching accounting is that current area is tangential in measurement period
The total degree of the homogeneous-frequency adjacent-domain, the reception level of current area and homogeneous-frequency adjacent-domain is all higher than the when molecule is the tangential homogeneous-frequency adjacent-domain
Two threshold values cut out number.
Optionally, for gsm system, then described reception level refers to receive current area BCCH performance numbers.
Optionally, for TD-SCDMA system, the RSCP values for receiving level and referring to receive pilot signal.
Optionally, for LTE system, the RSRP values for receiving level and referring to receive reference signal.
The Second Threshold can be arranged as required to also not be limited for a higher reception level value, the present invention.
Current area corresponding to Home eNodeB, when descending interference be present, mass of system can be influenceed, interference such as occurs and cutting
Change, disturb the problems such as call drop.In the present embodiment the annoyance level of current area is evaluated by setting Annoyance Index.
Preferably, the Annoyance Index of current area can be counted with descending disturbance switching accounting, the disturbance switching accounting
Refer to that descending disturbance switching accounts for the ratio of total switching times when occurring to cut out to homogeneous-frequency adjacent-domain.
When Home eNodeB count current area and homogeneous-frequency adjacent-domain coverage information and current area Annoyance Index after
Centralized Controller can be uploaded to, Centralized Controller can be with the coverage information of all Home eNodeB in collecting net and dry accordingly
Index is disturbed, then Centralized Controller returns to power adjustment message corresponding with current home base station, family after integrating these information
Base station is adjusted after power adjustment message is received to the transmission power of itself.
In addition, preferably, each Home eNodeB when accessing Centralized Controller, can will be current corresponding to the Home eNodeB
The identification information and frequency point information of cell and the identification information and frequency point information of adjacent area are uploaded to Centralized Controller, this operation
Registered equivalent to by the Home eNodeB, the log-on message that Centralized Controller receives Home eNodeB afterwards can be accordingly to the family
Front yard base station is controlled.
Preferably, Home eNodeB counts again after the transmission power of itself is adjusted according to the power adjustment message
The Annoyance Index of the coverage information and current area of current area and homogeneous-frequency adjacent-domain, or first refer to coverage information and interference
Number resets and counted again again, waits power next time to adjust.
Because in the power adjustment procedure of Home eNodeB in whole net, all Home eNodeB can covering itself in net
Lid information and interference information are uploaded to Centralized Controller, and such Centralized Controller can consider covering and interference in whole net
Situation, so as to generate power adjustable strategies, the network of each Home eNodeB is set to be compromised between covering and interference, effectively
Improve the overall performance of network.
Embodiment two
As shown in Fig. 2 the present embodiment two be by taking the processing procedure of Centralized Controller as an example come illustrate the present invention power adjust
Adjusting method.
As shown in Fig. 2 the processing procedure of Centralized Controller comprises the following steps：
S210 Centralized Controllers receive current area and homogeneous-frequency adjacent-domain corresponding to the Home eNodeB that Home eNodeB uploads
The Annoyance Index of coverage information and the cell；The coverage information includes weak coverage rate and crosses coverage rate；
S220 Centralized Controllers are according to the weak coverage rate and cross coverage rate and Annoyance Index generation power adjustment
Information, Centralized Controller send the power adjustment message to the Home eNodeB.
According to the above method, Centralized Controller can periodically inquire about the coverage information and interference letter of Home eNodeB
Cease, then the mistake coverage rate in coverage information and weak coverage rate and each Home eNodeB power of Annoyance Index integrated decision-making
Adjustment.
In the present embodiment, there is provided a kind of generation method of power adjustment message, specifically, as shown in figure 3, centralized Control
Device comprises the following steps according to weak coverage rate with the process for crossing coverage rate and Annoyance Index generation power adjustment message：
S221 Centralized Controllers are current small according to corresponding to the weak coverage rate and excessively coverage rate judge current home base station
The covering event in area, and generate corresponding covering event table；
S222 Centralized Controllers current area according to corresponding to the Annoyance Index judges current home base station whether there is
Interference incident table corresponding to interference incident and generation；
S223 Centralized Controllers generate current home base station according to the covering event table and the interference incident table
Power adjustment message.
Centralized Controller counts the covering event and interference incident of each Home eNodeB, is recorded, and corresponding to generation
Event table and interference incident table are covered, the power that Home eNodeB is then considered according to covering event table and interference incident table is adjusted
It is whole.
In a kind of embodiment, covering event includes weak covering event, crosses covering event and fault-free event,
The present embodiment counts the covering event and interference incident of each Home eNodeB by the following method：
Method shown in reference picture 4, judge that the process of the covering event of current home base station comprises the following steps：
If the weak coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain is more than the first thresholding, crosses coverage rate
During less than or equal to the second thresholding, judge that the covering event of current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain is covered to be weak
Lid event, is designated as WeakEvent；
If the mistake coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain is more than the second thresholding, weak coverage rate
During less than or equal to the first thresholding, judge that the covering event of current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain is covered to cross
Lid event, is designated as OverEvent；
In the case of other, judge that the covering event of current area and homogeneous-frequency adjacent-domain corresponding to Home eNodeB is fault-free thing
Part, the weak coverage rate of current area and homogeneous-frequency adjacent-domain is less than or equal to the first thresholding and crossed and covers even corresponding to current home base station
Lid rate is less than or equal to the second thresholding, or the weak coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain is more than
First thresholding and cross coverage rate and be more than the second thresholding, then judge covering for current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain
Lid event is fault-free event, is designated as ProperCovEvent.
Further, if the Annoyance Index of current area corresponding to current home base station is more than three thresholdings, judging should
Corresponding to Home eNodeB there is interference incident in current area, be designated as InterfEvent, if on the contrary, corresponding to current home base station
When the Annoyance Index of current area is not more than three thresholdings, the noiseless event in current area corresponding to the Home eNodeB is judged, remember
For NoInterfEvent.
Centralized Controller is made power to Home eNodeB according to the interference incident table and covering event table of Home eNodeB and adjusted
Whole strategy, generate power adjustment message.
Based on the above method, the present embodiment provides a set of power adjustable strategies.
Specifically, the power adjustment message of Centralized Controller generation includes power per liter, drop power and keeps power constant.
As shown in figure 5, the method that Centralized Controller power adjusts decision-making in the embodiment, comprises the following steps：
S501 Centralized Controllers check the covering event table and interference incident table of each Home eNodeB in net；
S502 Centralized Controllers judge whether current home base station is weak covering；If so, then perform step S505；If it is not,
Then perform step S503；
Wherein, the weak covering refers to the covering event of current area corresponding to current home base station and all homogeneous-frequency adjacent-domains
It is WeakEvent；Or the covering event of current area corresponding to current home base station and part homogeneous-frequency adjacent-domain is
WeakEvent, the covering event with another part homogeneous-frequency adjacent-domain are ProperCovEvent；
S503 Centralized Controllers judge whether current home base station is crossed and covered；If so, then perform step S509；If it is not, then
Perform step S504；
Wherein, the covering event crossed covering and refer to current area corresponding to current home base station and all homogeneous-frequency adjacent-domains
Be OverEvent things, or with the covering event of part homogeneous-frequency adjacent-domain for OverEvent, with another part homogeneous-frequency adjacent-domain
Covering event is ProperCovEvent；
S504 Centralized Controllers judge whether current home base station is suitable with the covering of all homogeneous-frequency adjacent-domains；If so, then perform
S508；If it is not, then perform S507；
Wherein, covering properly refers to that with the covering event of all homogeneous-frequency adjacent-domains be ProperCovEvent；
S505 Centralized Controllers judge that current area corresponding to the Home eNodeB whether there is interference incident, if so, then holding
Row step S508；If it is not, then perform step S506；
The power adjustment message that S506 generates the Home eNodeB is power per liter, while is changed with the Home eNodeB respective cell
As the covering event of the cell of adjacent area, if specifically, the current covering event of the cell is WeakEvent, it is revised as
ProperCovEvent, and interference incident table is initialized as NoInterfEvent；
S507 Centralized Controllers judge that current area corresponding to the Home eNodeB whether there is interference incident, if so, then holding
Row step S510；If it is not, then perform step S506；
The power adjustment message that S508 generates the Home eNodeB is constant for holding power；
S509 Centralized Controllers judge that current area corresponding to the Home eNodeB whether there is interference incident, if so, then holding
Row step S510；If it is not, then perform step S508；
S510：The power adjustment message for generating the Home eNodeB is drop power, while is changed with corresponding to the Home eNodeB
Covering event of the cell as the cell of adjacent area, if specifically, the current covering event of the cell is OverEvent, repair
ProperCovEvent is changed to, and interference incident table is initialized as NoInterfEvent.
After the power adjustment message of generation Home eNodeB, Centralized Controller can also update the covering thing of the Home eNodeB
Part table and interference incident table, in the above method, Centralized Controller is after power adjustment message is generated, and synchronous vacations are with the family
Covering event of the current area corresponding to base station as the cell of adjacent area, the renewal of covering event table is realized, and by the cell
And interference incident table is initialized as NoInterfEvent.Certainly there are some other renewal covering event table and interference thing
The method of part table, without being described in detail in the present embodiment.
Power adjustable strategies as described above, there it can be seen that in this embodiment, power adjustment message is liter work(
The situation of rate has following several：
(1) the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain is weak covering event, and
Event that current area corresponding to the Home eNodeB is noiseless；
(2) the covering event of current area corresponding to Home eNodeB and part homogeneous-frequency adjacent-domain for weak covering event, with it is another
The covering event of part homogeneous-frequency adjacent-domain is fault-free event, and the noiseless event in current area corresponding to the Home eNodeB；
(3) the covering event of current area corresponding to Home eNodeB and part homogeneous-frequency adjacent-domain for weak covering event, with it is another
The covering event of part homogeneous-frequency adjacent-domain was covering event, and the noiseless event in current area corresponding to the Home eNodeB.
Power adjustment message has following several for the situation of drop power：
(1) the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain was covering event, and
And there is interference incident in current area corresponding to the Home eNodeB；
(2) the covering event of current area corresponding to Home eNodeB and part homogeneous-frequency adjacent-domain be covering event, with it is another
The covering event of part homogeneous-frequency adjacent-domain is fault-free event, and current area corresponding to the Home eNodeB has interference incident；
(3) the covering event of current area corresponding to Home eNodeB and part homogeneous-frequency adjacent-domain for weak covering event, with it is another
The covering event of part homogeneous-frequency adjacent-domain was covering event, and current area corresponding to the Home eNodeB has interference incident.
Power adjustment message has following several for the constant situation of holding power：
(1) the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain is weak covering event, and
Interference incident be present in current area corresponding to the Home eNodeB；
(2) the covering event of current area corresponding to Home eNodeB and part homogeneous-frequency adjacent-domain for weak covering event, with it is another
The covering event of part homogeneous-frequency adjacent-domain is fault-free event, and current area corresponding to the Home eNodeB has interference incident；
(3) the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain was covering event, and
Event that current area corresponding to the Home eNodeB is noiseless
(4) the covering event of current area corresponding to Home eNodeB and part homogeneous-frequency adjacent-domain be covering event, with it is another
The covering event of part homogeneous-frequency adjacent-domain is fault-free event, and the noiseless event in current area corresponding to the Home eNodeB；
(5) the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain is fault-free event.
By the above method, Centralized Controller considers the coverage information and interference information of Home eNodeB, and concentration is determined
The adjustment of the transmission power of each Home eNodeB of plan.
The transmission power of itself can be voluntarily adjusted after Home eNodeB receiving power adjustment information, such as：
When power adjustment message is power per liter, Home eNodeB walks on the basis of current transmission power plus certain power
Long, the step-length is set to the 4th thresholding；
When power adjustment message is drops power, Home eNodeB subtracts certain power step on the basis of current transmission power
Long, the step-length is set to the 5th thresholding；
Wherein the 4th thresholding and the 5th thresholding unit are dB, and its occurrence can be configured according to actual conditions.
Preferably, Centralized Controller can also receive cell corresponding to the Home eNodeB that Home eNodeB is sent in access
Identification information and frequency point information, hereafter Centralized Controller can be to be controlled to the Home eNodeB.
Preferably, when Home eNodeB accesses, Centralized Controller initializes covering event table and the interference of the Home eNodeB
Event table, the covering event table for making the Home eNodeB are ProperCovEvent, and interference incident table is NoInterfEvent.
In addition, after Home eNodeB disconnects the connection with Centralized Controller, Centralized Controller can delete the Home eNodeB
Corresponding covering event table and interference incident table, save memory space.
In summary, it is to be adjusted by the power of Home eNodeB in Centralized Controller centralized Control net in the present invention, each family
Base station range is more easy to restrain, and avoids excessive adjustment problem caused by each self-adjusting of Home eNodeB；Home eNodeB
Independent statistics current area and the coverage information of homogeneous-frequency adjacent-domain, avoid and average data band is used in general power control scheme
Come it is not statistical uncertainty true the problem of.The present invention can enable the network of Home eNodeB be compromised between covering and interference, effectively
Lift the overall performance of network.
Accordingly, present invention also offers a kind of Home eNodeB power adjustment apparatus and Centralized Controller adjusting apparatus,
Described Home eNodeB power adjustment apparatus belongs to a minor structure of Home eNodeB, its with Home eNodeB integrated design or
Discrete designs；Similarly, described Centralized Controller adjusting apparatus belongs to a minor structure of Centralized Controller, and it is controlled with concentrating
Device integrated design processed or discrete design.Present invention also offers a kind of power adjustment system, power of the invention simultaneously
Adjustment system, one in the Home eNodeB power adjustment apparatus, the Centralized Controller adjusting apparatus can be only included,
The Home eNodeB power adjustment apparatus and the Centralized Controller adjusting apparatus can be included simultaneously.For convenience of description, in Fig. 6
Exemplified by the Home eNodeB power adjustment apparatus provided in the present invention and Centralized Controller adjusting apparatus to be provided, the present invention is shown
Power adjustment system embodiment structural representation.
As shown in fig. 6, the Home eNodeB power adjustment apparatus 1000 in the present embodiment includes：
Statistical module 110, for counting the coverage information of current area corresponding to Home eNodeB and homogeneous-frequency adjacent-domain, and count
The Annoyance Index of the current area；The coverage information includes weak coverage rate and crosses coverage rate；
Uploading module 120, for the weak coverage rate of current area corresponding to Home eNodeB and homogeneous-frequency adjacent-domain and mistake to be covered
The Annoyance Index of rate and the current area is uploaded to Centralized Controller；
Receiving module 130, for receiving Centralized Controller according to the weak coverage rate and crossing coverage rate and the interference
The power adjustment message that index returns；
Adjusting module 140, for adjusting the transmission power of Home eNodeB according to the power adjustment message.
When family's base station power adjusting apparatus 1000 and Home eNodeB integrated design, above-mentioned adjusting module 140 can
Directly to adjust the transmission power of Home eNodeB according to power adjustment message；When family's base station power adjusting apparatus 1000 and family
During the discrete design of base station, power adjustment message is transferred to Home eNodeB by adjusting module 140, by other sub- knots of Home eNodeB
Structure carries out power adjustment.
In one embodiment, the uploading module 120 can be also used for when Home eNodeB accesses Centralized Controller,
The identification information and frequency point information of the identification information of current area and frequency point information and adjacent area are uploaded to Centralized Controller.
In one embodiment, Home eNodeB power adjustment apparatus 1000 is passing through institute according to the power adjustment message
After stating the transmission power that adjusting module 140 adjusts Home eNodeB, current area and same frequency are counted again by statistical module 110
The coverage information of adjacent area and the Annoyance Index of current area.
Specifically, the Annoyance Index is descending disturbance switching accounting.
As shown in fig. 6, the Centralized Controller adjusting apparatus 2000 in the present embodiment includes：
Second receiving module 210, for receiving current area corresponding to the Home eNodeB of Home eNodeB upload and same frequency
The Annoyance Index of the coverage information of adjacent area and the cell；The coverage information includes weak coverage rate and crosses coverage rate；
Generation module 220, for being adjusted according to the weak coverage rate and coverage rate and Annoyance Index generation power excessively
Whole information；
Sending module 230, for the power adjustment message to be sent to Home eNodeB.
In one embodiment, second receiving module 210 is additionally operable to receive Home eNodeB in access centralized Control
The identification information and frequency point information of the current area sent during device.
In the present embodiment, the generation module 220 includes：
Event table memory module 2201 is covered, for judging the covering thing of current home base station according to the coverage information
Part, and generate corresponding covering event table；
Interference incident table memory module 2202, for judging current home base station with the presence or absence of dry according to the Annoyance Index
Disturb interference incident table corresponding to event and generation；
Second generation module 2203, for generating current home according to the covering event table and the interference incident table
The power adjustment message of base station.
Further, the covering event includes weak covering event, crosses covering event and fault-free event, the covering
Event table memory module 2201 may also include：
First judge module 22011, for the weak covering in current area corresponding to current home base station and homogeneous-frequency adjacent-domain
When rate is more than the first thresholding, coverage rate is less than or equal to the second thresholding excessively, judge current area corresponding to the Home eNodeB with being somebody's turn to do
The covering event of homogeneous-frequency adjacent-domain is weak covering event；
It is more than the second thresholding, weak coverage rate in the mistake coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain
During less than or equal to the first thresholding, judge that the covering event of current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain is covered to cross
Lid event；
The weak coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain be less than or equal to the first thresholding and
Cross coverage rate and be less than or equal to the second thresholding, or the weak coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain
When more than the first thresholding and coverage rate is more than the second thresholding excessively, current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain are judged
Covering event be fault-free event.
Further, the interference incident table memory module 2202 includes：
Second judge module 22021, for when the Annoyance Index is more than three thresholdings, judging that the Home eNodeB is present
Interference incident.
Further, second generation module 2203 includes：
3rd judge module 22031, it is weak covering for the covering event in Home eNodeB Yu its all homogeneous-frequency adjacent-domain
During event, or the covering event of Home eNodeB and part homogeneous-frequency adjacent-domain is weak covering event and another part homogeneous-frequency adjacent-domain
When covering event is fault-free event or crosses covering event；And event that the Home eNodeB is noiseless；Then judge and family's base
Power adjustment message corresponding to standing is power per liter；
When the covering event of Home eNodeB Yu its all homogeneous-frequency adjacent-domain was covering event, or Home eNodeB and portion
The covering event of point homogeneous-frequency adjacent-domain was covering event, is fault-free event or mistake with the covering event of another part homogeneous-frequency adjacent-domain
During covering event；And there is interference incident in the Home eNodeB；Then judge that power adjustment message corresponding with the Home eNodeB is
Power drops；
When the covering event of Home eNodeB Yu its all homogeneous-frequency adjacent-domain is weak covering event, or Home eNodeB and portion
The covering event of point homogeneous-frequency adjacent-domain is weak covering event, when being fault-free event with the covering event of another part homogeneous-frequency adjacent-domain；
And there is interference incident in the Home eNodeB；Power adjustment message corresponding with the Home eNodeB is then judged to keep power not
Become；
When the covering event of Home eNodeB Yu its all homogeneous-frequency adjacent-domain was covering event, or Home eNodeB and portion
The covering event of point homogeneous-frequency adjacent-domain was covering event, when being fault-free event with the covering event of another part homogeneous-frequency adjacent-domain；
And event that the Home eNodeB is noiseless；Power adjustment message corresponding with the Home eNodeB is then judged to keep power constant；
When the covering event of Home eNodeB Yu its all homogeneous-frequency adjacent-domain is fault-free event, then judge and family's base
Power adjustment message corresponding to standing is constant to keep power.
In one embodiment, when Home eNodeB accesses, Centralized Controller adjusting apparatus 2000 passes through the covering
The covering event table that event table memory module 2201 initializes the Home eNodeB is fault-free event, passes through the interference incident table
The interference incident table that memory module 2202 initializes the Home eNodeB is noiseless event.
In addition, after the power adjustment message of generation Home eNodeB, Centralized Controller adjusting apparatus 2000 can also pass through
The covering event table memory module 2201 and the interference incident table memory module 2202 update to be covered corresponding to the Home eNodeB
Lid event table and interference incident table.
Similarly, after Home eNodeB disconnects the connection with Centralized Controller, Centralized Controller adjusting apparatus can also pass through
The covering event table memory module 2201 and the interference incident table memory module 2202 are deleted to be covered corresponding to the Home eNodeB
Lid event table and interference incident table.
Each function in the Home eNodeB power adjustment apparatus 1000 and Centralized Controller adjusting apparatus 2000 of the present invention
Specific implementation, can be identical with the invention described above method, not adds to repeat herein.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (25)
1. a kind of power regulating method, it is characterised in that comprise the following steps：
Home eNodeB counts the coverage information of current area and homogeneous-frequency adjacent-domain, and counts the Annoyance Index of current area；It is described to cover
Lid information includes weak coverage rate and crosses coverage rate；
Home eNodeB is by the weak coverage rate and the Annoyance Index of mistake coverage rate and current area of current area and homogeneous-frequency adjacent-domain
Reach Centralized Controller；
Home eNodeB receives Centralized Controller according to the weak coverage rate and the work(for crossing coverage rate and Annoyance Index return
Rate adjustment information, and the transmission power of itself is adjusted according to the power adjustment message；
The weak coverage rate is：When occurring to cut out to homogeneous-frequency adjacent-domain, receive current area receives level and Target cell
Receive level and be respectively less than the switching accounting of first threshold, tangential this is same for current area in measurement period for the denominator of the switching accounting
The total degree of frequency adjacent area, molecule is the tangential homogeneous-frequency adjacent-domain and the reception level of current area and homogeneous-frequency adjacent-domain is respectively less than the first threshold
Value cuts out number；
It is described cross coverage rate be：When occurring to cut out to homogeneous-frequency adjacent-domain, receive current area receives level and Target cell
Receive level and be all higher than the switching accounting of Second Threshold, tangential this is same for current area in measurement period for the denominator of the switching accounting
The total degree of frequency adjacent area, the reception level of current area and homogeneous-frequency adjacent-domain is all higher than the second threshold when molecule is the tangential homogeneous-frequency adjacent-domain
Value cuts out number.
2. power regulating method according to claim 1, it is characterised in that also comprise the following steps：
The identification information of current area and frequency point information are uploaded to Centralized Controller by Home eNodeB when accessing Centralized Controller.
3. power regulating method according to claim 1, it is characterised in that Home eNodeB is adjusting letter according to the power
After breath adjusts the transmission power of itself, the coverage information of current area and homogeneous-frequency adjacent-domain and doing for current area are counted again
Disturb index.
4. according to the power regulating method described in claim 1 or 2 or 3, it is characterised in that the Annoyance Index is descending interference
Switch accounting.
5. a kind of power regulating method, it is characterised in that comprise the following steps：
Centralized Controller receives the coverage information of current area and homogeneous-frequency adjacent-domain corresponding to the Home eNodeB that Home eNodeB uploads
And the Annoyance Index of the current area；The coverage information includes weak coverage rate and crosses coverage rate；
Centralized Controller is according to the weak coverage rate and crosses coverage rate and Annoyance Index generation power adjustment message, concentrates
Controller sends the power adjustment message to the Home eNodeB；
The weak coverage rate is：When occurring to cut out to homogeneous-frequency adjacent-domain, receive current area receives level and Target cell
Receive level and be respectively less than the switching accounting of first threshold, tangential this is same for current area in measurement period for the denominator of the switching accounting
The total degree of frequency adjacent area, molecule is the tangential homogeneous-frequency adjacent-domain and the reception level of current area and homogeneous-frequency adjacent-domain is respectively less than the first threshold
Value cuts out number；
It is described cross coverage rate be：When occurring to cut out to homogeneous-frequency adjacent-domain, receive current area receives level and Target cell
Receive level and be all higher than the switching accounting of Second Threshold, tangential this is same for current area in measurement period for the denominator of the switching accounting
The total degree of frequency adjacent area, the reception level of current area and homogeneous-frequency adjacent-domain is all higher than the second threshold when molecule is the tangential homogeneous-frequency adjacent-domain
Value cuts out number.
6. power regulating method according to claim 5, it is characterised in that also comprise the following steps：
Centralized Controller receives the identification information and frequency letter for the current area that Home eNodeB is sent when accessing Centralized Controller
Breath.
7. power regulating method according to claim 5, it is characterised in that Centralized Controller according to the weak coverage rate and
The process for crossing coverage rate and Annoyance Index generation power adjustment message comprises the following steps：
The covering of Centralized Controller current area according to corresponding to the weak coverage rate and excessively coverage rate judge current home base station
Event, and generate corresponding covering event table；
Centralized Controller current area according to corresponding to the Annoyance Index judges current home base station whether there is interference incident
And interference incident table corresponding to generating；
The power that Centralized Controller generates current home base station according to the covering event table and the interference incident table adjusts
Information；
The covering event includes weak covering event, crosses covering event and fault-free event；Judge that current home base station is corresponding
The process of covering event of current area include：
If the weak coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain is more than the first thresholding, coverage rate excessively is less than
Or during equal to the second thresholding, the covering event for judging current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain is weak covering thing
Part；
If the mistake coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain is more than the second thresholding, weak coverage rate is less than
Or during equal to the first thresholding, the covering event for judging current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain is covering thing excessively
Part；
Covered if the weak coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain is less than or equal to the first thresholding and crossed
Lid rate is less than or equal to the second thresholding, or the weak coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain is more than
First thresholding and coverage rate is crossed when being more than the second thresholding, judge covering for current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain
Lid event is fault-free event.
8. power regulating method according to claim 7, it is characterised in that judge current small corresponding to current home base station
Area includes with the presence or absence of the process of interference incident：
When the Annoyance Index is more than three thresholdings, judge that current area corresponding to the Home eNodeB has interference incident.
9. power regulating method according to claim 8, it is characterised in that the power adjustment message include power per liter,
Drop power and keep power constant, Centralized Controller generates current according to the covering event table and the interference incident table
The process of the power adjustment message of Home eNodeB comprises the following steps：
If the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain is weak covering event, or family
The covering event of current area corresponding to base station and part homogeneous-frequency adjacent-domain is covered for weak covering event, with another part homogeneous-frequency adjacent-domain
Lid event is fault-free event or crosses covering event；And event that current area corresponding to the Home eNodeB is noiseless；Then judge
Power adjustment message corresponding with the Home eNodeB is power per liter；
If the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain was covering event, or family
The covering event of current area corresponding to base station and part homogeneous-frequency adjacent-domain was covering event, covered with another part homogeneous-frequency adjacent-domain
Lid event is fault-free event or weak covering event；And there is interference incident in current area corresponding to the Home eNodeB；Then sentence
Fixed power adjustment message corresponding with the Home eNodeB is drop power；
If the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain is weak covering event, or family
The covering event of current area corresponding to base station and part homogeneous-frequency adjacent-domain is covered for weak covering event, with another part homogeneous-frequency adjacent-domain
Lid event is fault-free event；And there is interference incident in current area corresponding to the Home eNodeB；Then judge and family's base
Power adjustment message corresponding to standing is constant to keep power；
If the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain was covering event, or family
The covering event of current area corresponding to base station and part homogeneous-frequency adjacent-domain was covering event, covered with another part homogeneous-frequency adjacent-domain
Lid event is fault-free event；And event that current area corresponding to the Home eNodeB is noiseless；Then judge and the Home eNodeB
Corresponding power adjustment message is constant to keep power；
If the covering event of current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain is fault-free event, judge with
Power adjustment message corresponding to the Home eNodeB is constant to keep power.
10. power regulating method according to claim 8 or claim 9, it is characterised in that Centralized Controller accesses in Home eNodeB
When, the covering event table for initializing the Home eNodeB is fault-free event, and the interference incident table for initializing the Home eNodeB is nothing
Interference incident.
11. the power regulating method according to any one of claim 7 to 9, it is characterised in that in generation Home eNodeB
After power adjustment message, Centralized Controller updates covering event table and interference incident table corresponding to the Home eNodeB.
12. the power regulating method according to any one of claim 7 to 9, it is characterised in that Home eNodeB disconnect with
After the connection of Centralized Controller, Centralized Controller deletes covering event table and interference incident table corresponding to the Home eNodeB.
A kind of 13. Home eNodeB power adjustment apparatus, it is characterised in that including：
Statistical module, for counting the coverage information of current area corresponding to Home eNodeB and homogeneous-frequency adjacent-domain, and it is current to count this
The Annoyance Index of cell；The coverage information includes weak coverage rate and crosses coverage rate；
The weak coverage rate is：When occurring to cut out to homogeneous-frequency adjacent-domain, receive current area receives level and Target cell
Receive level and be respectively less than the switching accounting of first threshold, tangential this is same for current area in measurement period for the denominator of the switching accounting
The total degree of frequency adjacent area, molecule is the tangential homogeneous-frequency adjacent-domain and the reception level of current area and homogeneous-frequency adjacent-domain is respectively less than the first threshold
Value cuts out number；
It is described cross coverage rate be：When occurring to cut out to homogeneous-frequency adjacent-domain, receive current area receives level and Target cell
Receive level and be all higher than the switching accounting of Second Threshold, tangential this is same for current area in measurement period for the denominator of the switching accounting
The total degree of frequency adjacent area, the reception level of current area and homogeneous-frequency adjacent-domain is all higher than the second threshold when molecule is the tangential homogeneous-frequency adjacent-domain
Value cuts out number；
Uploading module, for by the weak coverage rate of current area corresponding to Home eNodeB and homogeneous-frequency adjacent-domain and cross coverage rate and should
The Annoyance Index of current area is uploaded to Centralized Controller；
Receiving module, for receiving Centralized Controller according to the weak coverage rate and crossing coverage rate and Annoyance Index return
Power adjustment message；
Adjusting module, for adjusting the transmission power of Home eNodeB according to the power adjustment message.
14. Home eNodeB power adjustment apparatus according to claim 13, it is characterised in that the uploading module is additionally operable to
When Home eNodeB accesses Centralized Controller, the identification information of current area corresponding to Home eNodeB and frequency point information are uploaded to
Centralized Controller.
15. Home eNodeB power adjustment apparatus according to claim 13, it is characterised in that adjusted according to the power
After information adjusts the transmission power of Home eNodeB by the adjusting module, Home eNodeB pair is counted by statistical module again
The current area answered and the coverage information of homogeneous-frequency adjacent-domain and the Annoyance Index of the current area.
16. according to the Home eNodeB power adjustment apparatus described in claim 13 or 14 or 15, it is characterised in that the interference refers to
Number is descending disturbance switching accounting.
A kind of 17. Centralized Controller adjusting apparatus, it is characterised in that including：
Second receiving module, current area corresponding to the Home eNodeB uploaded for receiving Home eNodeB and homogeneous-frequency adjacent-domain are covered
Lid information and the Annoyance Index of the current area；The coverage information includes weak coverage rate and crosses coverage rate；
The weak coverage rate is：When occurring to cut out to homogeneous-frequency adjacent-domain, receive current area receives level and Target cell
Receive level and be respectively less than the switching accounting of first threshold, tangential this is same for current area in measurement period for the denominator of the switching accounting
The total degree of frequency adjacent area, molecule is the tangential homogeneous-frequency adjacent-domain and the reception level of current area and homogeneous-frequency adjacent-domain is respectively less than the first threshold
Value cuts out number；
It is described cross coverage rate be：When occurring to cut out to homogeneous-frequency adjacent-domain, receive current area receives level and Target cell
Receive level and be all higher than the switching accounting of Second Threshold, tangential this is same for current area in measurement period for the denominator of the switching accounting
The total degree of frequency adjacent area, the reception level of current area and homogeneous-frequency adjacent-domain is all higher than the second threshold when molecule is the tangential homogeneous-frequency adjacent-domain
Value cuts out number；
Generation module, for generating power adjustment message according to the weak coverage rate and coverage rate and the Annoyance Index excessively；
Sending module, for the power adjustment message to be sent to Home eNodeB.
18. Centralized Controller adjusting apparatus according to claim 17, it is characterised in that second receiving module is also used
The identification information and frequency point information of the current area sent when receiving Home eNodeB and accessing Centralized Controller.
19. Centralized Controller adjusting apparatus according to claim 17, it is characterised in that the generation module includes：
Event table memory module is covered, for covering for current area corresponding to judging current home base station according to the coverage information
Lid event, and generate corresponding covering event table；
Interference incident table memory module, for current area corresponding to judging current home base station according to the Annoyance Index whether
Interference incident table corresponding to interference incident and generation be present；
Second generation module, for generating the work(of current home base station according to the covering event table and the interference incident table
Rate adjustment information；
The covering event includes weak covering event, crosses covering event and fault-free event, the covering event table storage mould
Block includes：
First judge module, it is more than first for the weak coverage rate in current area corresponding to current home base station and homogeneous-frequency adjacent-domain
When thresholding, mistake coverage rate are less than or equal to the second thresholding, current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain are judged
Covering event is weak covering event；
It is less than in the mistake coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain more than the second thresholding, weak coverage rate
Or during equal to the first thresholding, the covering event for judging current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain is covering thing excessively
Part；
It is less than or equal to the first thresholding in the weak coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain and crosses and covers
Lid rate is less than or equal to the second thresholding, or the weak coverage rate of current area corresponding to current home base station and homogeneous-frequency adjacent-domain is more than
First thresholding and coverage rate is crossed when being more than the second thresholding, judge covering for current area corresponding to the Home eNodeB and the homogeneous-frequency adjacent-domain
Lid event is fault-free event.
20. Centralized Controller adjusting apparatus according to claim 19, it is characterised in that the interference incident table stores mould
Block includes：
Second judge module is current small corresponding to the Home eNodeB for when the Annoyance Index is more than three thresholdings, judging
Interference incident be present in area.
21. Centralized Controller adjusting apparatus according to claim 20, it is characterised in that the second generation module bag
Include：
3rd judge module, it is weak for the covering event in current area corresponding to Home eNodeB with its all homogeneous-frequency adjacent-domain
During covering event, or the covering event of current area corresponding to Home eNodeB and part homogeneous-frequency adjacent-domain for weak covering event, with
When the covering event of another part homogeneous-frequency adjacent-domain is fault-free event or crosses covering event；It is and current corresponding to the Home eNodeB
Event that cell is noiseless；Then judge that power adjustment message corresponding with the Home eNodeB is power per liter；
When covering event in current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain was covering event, Huo Zhejia
The covering event of current area corresponding to the base station of front yard and part homogeneous-frequency adjacent-domain was covering event and another part homogeneous-frequency adjacent-domain
When covering event is fault-free event or weak covering event；And there is interference incident in current area corresponding to the Home eNodeB；
Power adjustment message corresponding with the Home eNodeB is then judged to drop power；
When covering event in current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain is weak covering event, Huo Zhejia
The covering event of current area corresponding to the base station of front yard and part homogeneous-frequency adjacent-domain is weak covering event and another part homogeneous-frequency adjacent-domain
When covering event is fault-free event；And there is interference incident in current area corresponding to the Home eNodeB；Then judge and the family
Power adjustment message corresponding to the base station of front yard is constant to keep power；
When covering event in current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain was covering event, Huo Zhejia
The covering event of current area corresponding to the base station of front yard and part homogeneous-frequency adjacent-domain was covering event and another part homogeneous-frequency adjacent-domain
When covering event is fault-free event；And event that current area corresponding to the Home eNodeB is noiseless；Then judge and the family
Power adjustment message corresponding to base station is constant to keep power；
When covering event in current area corresponding to Home eNodeB and its all homogeneous-frequency adjacent-domain is fault-free event, then judge
Power adjustment message corresponding with the Home eNodeB is constant to keep power.
22. the Centralized Controller adjusting apparatus according to claim 20 or 21, it is characterised in that in Home eNodeB access set
During middle controller, the covering event table for initializing the Home eNodeB by the covering event table memory module is fault-free thing
Part, the interference incident table that the Home eNodeB is initialized by the interference incident table memory module is noiseless event.
23. the Centralized Controller adjusting apparatus according to any one of claim 19 to 21, it is characterised in that in generation man
After the power adjustment message of front yard base station, updated by the covering event table memory module and the interference incident table memory module
Covering event table and interference incident table corresponding to the Home eNodeB.
24. the Centralized Controller adjusting apparatus according to any one of claim 19 or 21, it is characterised in that in family's base
Stand after disconnecting the connection with Centralized Controller, pass through the covering event table memory module and the interference incident table memory module
Delete covering event table and interference incident table corresponding to the Home eNodeB.
25. a kind of power adjustment system, it is characterised in that including the Home eNodeB as any one of claim 13 to 16
Power adjustment apparatus and the Centralized Controller adjusting apparatus as any one of claim 17 to 24；The Home eNodeB work(
Rate adjusting apparatus is covered the weak coverage rate and mistake of current area corresponding to Home eNodeB and homogeneous-frequency adjacent-domain by the uploading module
The Annoyance Index of lid rate and the current area is uploaded to second receiving module of the Centralized Controller adjusting apparatus；Institute
Centralized Controller adjusting apparatus is stated by the generation module, is referred to according to the weak coverage rate and coverage rate and the interference excessively
Number generation power adjustment message, and the power adjustment message is sent by the sending module；The Home eNodeB power is adjusted
Engagement positions receive the power adjustment message by the receiving module, and are adjusted by the adjusting module according to the power
Information adjusts the transmission power of Home eNodeB.
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| CN106211186B (en) * | 2015-05-05 | 2019-06-14 | 普天信息技术有限公司 | The method of cell problem is determined in a kind of wireless network planning |
| CN109314932A (en) * | 2016-06-28 | 2019-02-05 | 华为技术有限公司 | A kind of method and device for coordinating area interference |
| CN112312533B (en) * | 2020-11-05 | 2023-05-12 | 京信网络系统股份有限公司 | Power adjustment method, device, access network equipment and storage medium |
| CN113473484B (en) * | 2021-06-30 | 2022-07-19 | 中信科移动通信技术股份有限公司 | Method and device for adjusting cell coverage |
| CN114980141B (en) * | 2022-06-09 | 2023-06-20 | 中国联合网络通信集团有限公司 | Cell management method and device |
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| CN101779502A (en) * | 2007-08-10 | 2010-07-14 | 高通股份有限公司 | Autonomous adaptation of transmit power |
| WO2012177801A1 (en) * | 2011-06-20 | 2012-12-27 | Qualcomm Incorporated | Method and system for deployment and control of small cells |
| CN103476041A (en) * | 2013-08-30 | 2013-12-25 | 浙江大学 | Multi-cell united coverage optimizing method and device of cellular mobile communication network |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101779502A (en) * | 2007-08-10 | 2010-07-14 | 高通股份有限公司 | Autonomous adaptation of transmit power |
| WO2012177801A1 (en) * | 2011-06-20 | 2012-12-27 | Qualcomm Incorporated | Method and system for deployment and control of small cells |
| CN103476041A (en) * | 2013-08-30 | 2013-12-25 | 浙江大学 | Multi-cell united coverage optimizing method and device of cellular mobile communication network |
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Address after: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee before: COMBA TELECOM SYSTEMS (CHINA) Ltd. |
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Granted publication date: 20171208 |