CN102111865A - Carrier frequency static power regulation method based on measurement report - Google Patents

Carrier frequency static power regulation method based on measurement report Download PDF

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CN102111865A
CN102111865A CN2011100779784A CN201110077978A CN102111865A CN 102111865 A CN102111865 A CN 102111865A CN 2011100779784 A CN2011100779784 A CN 2011100779784A CN 201110077978 A CN201110077978 A CN 201110077978A CN 102111865 A CN102111865 A CN 102111865A
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carrier frequency
static power
frequency static
district
sub
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CN102111865B (en
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苗岩
季白桦
戴鹏
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China United Network Communications Group Co Ltd
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China United Network Communications Group Co Ltd
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Abstract

The invention discloses a carrier frequency static power regulation method based on a measurement report (MR), which comprises the following steps of: extracting a certain amount of MR data of a cell within a certain period; setting a cell carrier frequency static power level assessment parameter M according to a coverage index and a quality index, wherein M is equal to the sum of the product of the coverage index and a coverage weight and the product of the quality index and a quality weight, wherein the sum of the coverage weight and the quality weight is equal to 100%; judging the cell carrier frequency static power level assessment parameter M, if M is greater than Thrdown, transmitting a request to reduce the carrier frequency static power; if M is smaller than Thrup, transmitting a request to boost the carrier frequency static power; comparing the cell which transmits the request to reduce the carrier frequency static power, and the cell which transmits the request to boost the carrier frequency static power with a ping-ping blacklist, filtering the cell in the blacklist; filtering the cell with a minimum/maximum carrier frequency power value and transmitting the request to reduce/boost the carrier frequency static power; regulating the power of the filtered residual cell by taking one step as the unit according to the corresponding request.

Description

Carrier frequency static power method of adjustment based on measurement report
Technical field:
The present invention relates to the communications field, relate in particular to a kind of carrier frequency static power method of adjustment in the communications field based on measurement report.
Background technology
Traditional carrier frequency static power adjustment can only be carried out by drive test, fixed test with to the analysis of the Key Performance Indicator of sub-district, yet drive test and fixed test often can only be tested some major trunk roads, emphasis place, limited and the test zone of the sampled point quantity that is obtained is restricted, the adjusted coverage of carrier frequency static power can't be estimated, can't comprehensively assess adjusting effect, make the result who analyzes have one-sidedness.Though the Key Performance Indicator of sub-district can reflect some problems of sub-district, but must be artificial carrier frequency power be adjusted, therefore, not only need to optimize the engineer for the adjustment of carrier frequency static power and possess certain optimization experience, and adjusting range is restricted, also need drive test or fixed test to verify the adjustment effect, the difficulty of carrying out the power adjustment is big, and the cycle is long.The adjustment of simultaneously traditional carrier frequency power too relies on the people, can't form automation.And that the carrier frequency static power is provided with is unreasonable, can cause serious interference in the net, and network capacity reduces, the waste of part cell power.Therefore, need a kind of method that can adjust the carrier frequency static power automatically.
Summary of the invention
The present invention proposes a kind of method of adjusting based on the automatic adjustment carrier frequency static power of measurement report, it can carry out the carrier frequency static power assessment of the whole network according to measurement report, and realization automation mechanized operation, thereby the carrier frequency static power can be maintained a reasonable levels, reduce the interference of network, promote the power system capacity of network, cut operating costs.
A kind of carrier frequency static power method of adjustment based on measurement report provided by the invention comprises:
Step 1: the MR data of in certain cycle, extracting the sub-district some;
Step 2: according to covering class index and quality indicator cell carrier frequencies rate of static power evaluate parameter M is set, wherein M=covers class index * covering weight+quality indicator * quality weight, wherein covers weight+quality weight=100%;
Step 3: M judges to cell carrier frequencies rate of static power evaluate parameter, sends if M>carrier frequency static power reduces thresholding and reduces the request of carrier frequency static power, sends the carrier frequency static power request that promotes if M<carrier frequency static power promotes thresholding;
Step 4: will send the sub-district that reduces the request of carrier frequency static power and send the sub-district and the comparison of table tennis blacklist that promotes the request of carrier frequency static power, and filter out the sub-district in the blacklist;
Step 5: filter out carrier frequency power and reduce the sub-district of carrier frequency static power request and carrier frequency power has promoted the request of carrier frequency static power for peaked transmission sub-district for the transmission of minimum;
Step 6: is that unit carry out power adjustment according to respective request with a step-length to filtering remaining sub-district, back.
Described covering class index comprises the face coverage rate, and described quality indicator comprises the downlink quality index of sub-district and crosses coverage rate.
The downlink quality index of described sub-district is the ratio that downlink quality is better than certain thresholding.
Ratio * downlink quality that described carrier frequency rate of static power evaluate parameter M=face coverage rate * face coverage rate weight+downlink quality is better than certain thresholding is better than the ratio weight+mistake coverage rate * mistake coverage rate weight of certain thresholding, and wherein face coverage rate weight+downlink quality is better than ratio weight+mistake coverage rate weight=100% of certain thresholding.
Between step 3 and step 4, further comprise:
Step 7: for sending the sub-district that reduces carrier frequency static power adjustment request and promote carrier frequency static power adjustment request continuously and alternately, perhaps for sending the sub-district that promotes carrier frequency static power adjustment request and reduce carrier frequency static power adjustment request continuously and alternately, the carrier frequency static power of sub-district is set at the power setting of maximum carrier frequency static power evaluate parameter value correspondence, simultaneously this sub-district is added the table tennis blacklist.
Advantage of the present invention is included in this specification, protects within the scope of the present invention and by following claim.This partial content should be understood as restriction to claim.Below in conjunction with accompanying drawing further aspect of the present invention and advantage are discussed.Generality description and the following detailed that should understand front of the present invention all are exemplary and explanat, are intended to provide of the present invention the further specifying to claimed.
Description of drawings
Fig. 1 is the flow chart based on the carrier frequency static power method of adjustment of measurement report according to a specific embodiment of the present invention.
Embodiment
Based on problems of the prior art, the present invention proposes carrier frequency static power method of adjustment based on measurement report (hereinafter to be referred as MR).At first carry out the whole network carrier frequency static power rational assessment is set, adjust the carrier frequency static power automatically, replace the work of a large amount of customary drive tests, fixed test and manual analysis sub-district Key Performance Indicator, saved O﹠M cost according to assessment result.And assess and adjust the carrier frequency static power with MR, more targeted than drive test and one-point measurement, more accurate than manual analysis, more effective, the cycle is shorter, more can embody the true environment of network.
Below with reference to the accompanying drawings the carrier frequency static power method of adjustment based on measurement report is introduced.
The present invention passes through to gather the MR in the certain hour of sub-district, analyzes the covering of sub-district, Key Performance Indicators such as signal quality, and the foundation with the Key Performance Indicator of MR statistics is assessed as the carrier frequency static power provides a kind of carrier frequency static power appraisal procedure based on MR.Set the thresholding that carrier frequency power is adjusted simultaneously, comprise and reduce carrier frequency static power thresholding and improve carrier frequency static power thresholding, carry out the sub-district of power adjustment according to the needs of relatively determining of assessment result and respective threshold.
The operation principle of this method is as follows:
1, to the extraction of measurement report
In certain cycle, extract the measurement report of sub-district some, the sub-district of wherein extracting measurement report is the interior sub-district of scope that user-defined carrier frequency static power is adjusted.
2, to the assessment of carrier frequency static power
Key Performance Indicator as carrier frequency static power assessment foundation in the measurement report should comprise: cover class index and quality indicator, wherein cover the class index and comprise the face coverage rate; Quality indicator comprises the downlink quality of sub-district and cross coverage rate that it specifically can be: face coverage rate, downlink quality are better than the ratio of certain thresholding and cross coverage rate, but are not limited thereto three kinds of indexs.
The present invention defines carrier frequency static power evaluate parameter M as carrier frequency static power evaluating standard, carrier frequency static power evaluate parameter is defined as carrier frequency static power evaluate parameter=covering class index * covering weight+quality indicator * quality weight, wherein covers weight+quality weight=100%.
3, to the adjustment of carrier frequency static power
The present invention proposes the notion that the carrier frequency static power reduces thresholding and carrier frequency static power lifting thresholding, be defined as follows:
The carrier frequency static power reduces thresholding: when cell carrier frequencies static power evaluate parameter is higher than this thresholding, just the sub-district is reduced the carrier frequency static power;
The carrier frequency static power promotes thresholding: when cell carrier frequencies static power evaluate parameter is lower than this thresholding, just the sub-district is reduced the carrier frequency static power.
The user can reduce thresholding and carrier frequency static power lifting thresholding according to the actual conditions of network and user's oneself standard setting carrier frequency static power.
According to the assessment result of carrier frequency static power, cell carrier frequencies static power evaluate parameter is higher than the sub-district transmission reduction carrier frequency static power request that the carrier frequency static power reduces thresholding; Cell carrier frequencies static power evaluate parameter is lower than the sub-district transmission lifting carrier frequency static power request that the carrier frequency static power promotes thresholding.
4, table tennis testing mechanism
The invention allows for the table tennis testing mechanism: for sending the sub-district that reduces carrier frequency static power adjustment request and promote carrier frequency static power adjustment request continuously and alternately, perhaps for sending the sub-district that promotes carrier frequency static power adjustment request and reduce carrier frequency static power adjustment request continuously and alternately, the carrier frequency static power of sub-district is set at the power setting of maximum carrier frequency static power evaluate parameter value correspondence, with the low excessively weak covering phenomenon that causes of the power setting of avoiding sub-district in the ping-pong phenomenon, simultaneously this sub-district is added the table tennis blacklist, forbid the static power adjustment of this sub-district within a certain period of time.
The step-length of carrier frequency static power adjustment is set to adjust a step-length (being 2dB) at every turn.According to the difference of producer, rate of static power may be different, but all adjust by every next step-length, and maximum power does not send the request of lifting, do not send during minimum power and reduce request.
The carrier frequency static power promotes or reduces and all carrier frequency in the sub-district are operated.
Repeat above process, dynamically adjust the carrier frequency static power of sub-district.
With reference to parameter as shown in the table, the carrier frequency static power method of adjustment based on measurement report according to one embodiment of the present invention is described in detail.
Table 1:
Figure BDA0000052847530000041
As shown in Figure 1, carrier frequency static power method of adjustment comprises the steps:
Step 101: the MR data of in certain cycle, extracting the sub-district some.
Step 102: downlink quality and three kinds of indexs of mistake coverage rate according to face coverage rate, sub-district are provided with cell carrier frequencies rate of static power evaluate parameter M:M=Rxrate * N 1+ Rqdrate * N 2+ Ocrate * N 3, N wherein 1+ N 2+ N 3=100%.
Step 103: rate of static power evaluate parameter M judges to the sub-district, if M>Thrdown then send and reduce the request of carrier frequency static power; If M<Thrup then send the carrier frequency static power request that promotes.
Step 104: will send the sub-district that reduces the request of carrier frequency static power and send the sub-district and the comparison of table tennis blacklist that promotes the request of carrier frequency static power, and filter out the sub-district in the blacklist.
Step 105: filter out carrier frequency power and reduce the sub-district of carrier frequency static power request and carrier frequency power has promoted the request of carrier frequency static power for peaked transmission sub-district for the transmission of minimum.
Step 106: is that unit carry out power adjustment operation according to respective request with a step-length to the residue sub-district in the step 105.
Repeat the carrier frequency static power of above step 101-106 with dynamic adjustment sub-district.
The present invention proposes a kind of method of adjustment based on carrier frequency static power in carrier frequency the static power method of adjustment, particularly gsm system of measurement report.This method is extracted the cell measurement reporting in the certain hour, set up the system of cell carrier frequencies static power assessment according to the Key Performance Indicator in the measurement report, by setting corresponding thresholding, the carrier frequency static power is adjusted, reached the reduction network interferences, promote network capacity, save the effect of operation cost.

Claims (5)

1. carrier frequency static power method of adjustment based on measurement report comprises:
Step 1: the measurement report data of in certain cycle, extracting the sub-district some;
Step 2: according to covering class index and quality indicator cell carrier frequencies rate of static power evaluate parameter M is set, wherein M=covers class index * covering weight+quality indicator * quality weight, wherein covers weight+quality weight=100%;
Step 3: M judges to cell carrier frequencies rate of static power evaluate parameter, sends if M>carrier frequency static power reduces thresholding and reduces the request of carrier frequency static power, sends the carrier frequency static power request that promotes if M<carrier frequency static power promotes thresholding;
Step 4: will send the sub-district that reduces the request of carrier frequency static power and send the sub-district and the comparison of table tennis blacklist that promotes the request of carrier frequency static power, and filter out the sub-district in the blacklist;
Step 5: filter out carrier frequency power and reduce the sub-district of carrier frequency static power request and carrier frequency power has promoted the request of carrier frequency static power for peaked transmission sub-district for the transmission of minimum;
Step 6: is that unit carry out power adjustment according to respective request with a step-length to filtering remaining sub-district, back.
2. method according to claim 1 is characterized in that, described covering class index comprises the face coverage rate, and described quality indicator comprises the downlink quality index of sub-district and crosses coverage rate.
3. method according to claim 2 is characterized in that, the downlink quality index of described sub-district is the ratio that downlink quality is better than certain thresholding.
4. method according to claim 3, it is characterized in that, ratio * downlink quality that described carrier frequency rate of static power evaluate parameter M=face coverage rate * face coverage rate weight+downlink quality is better than certain thresholding is better than the ratio weight+mistake coverage rate * mistake coverage rate weight of certain thresholding, and wherein face coverage rate weight+downlink quality is better than ratio weight+mistake coverage rate weight=100% of certain thresholding.
5. method according to claim 1 is characterized in that, further comprises between step 3 and step 4:
Step 7: for sending the sub-district that reduces carrier frequency static power adjustment request and promote carrier frequency static power adjustment request continuously and alternately, perhaps for sending the sub-district that promotes carrier frequency static power adjustment request and reduce carrier frequency static power adjustment request continuously and alternately, the carrier frequency static power of sub-district is set at the power setting of maximum carrier frequency static power evaluate parameter value correspondence, simultaneously this sub-district is added the table tennis blacklist.
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103052096A (en) * 2011-10-12 2013-04-17 中兴通讯股份有限公司 Multi-carrier coverage balance monitoring method, device and system
CN103428705A (en) * 2013-08-02 2013-12-04 北京邮电大学 Method and device for allocating cell carrier frequency quantity
WO2018107826A1 (en) * 2016-12-15 2018-06-21 中兴通讯股份有限公司 Method and apparatus for adjusting rf parameter

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1541023A (en) * 2003-04-24 2004-10-27 诺基亚公司 Resoluting way for dynamic covering range and volumn ofd cellular wireless network
CN101022642A (en) * 2006-02-13 2007-08-22 中兴通讯股份有限公司 Wireless communication network planning method
US20070224983A1 (en) * 2006-03-23 2007-09-27 First Broadcasting Investment Partners, Llc Systems and methods for analyzing accomodation facilities
CN101136692A (en) * 2007-04-25 2008-03-05 中兴通讯股份有限公司 Method for implementing dynamically multi-carrier frequency overlapping balance adjustment in communication system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1541023A (en) * 2003-04-24 2004-10-27 诺基亚公司 Resoluting way for dynamic covering range and volumn ofd cellular wireless network
CN101022642A (en) * 2006-02-13 2007-08-22 中兴通讯股份有限公司 Wireless communication network planning method
US20070224983A1 (en) * 2006-03-23 2007-09-27 First Broadcasting Investment Partners, Llc Systems and methods for analyzing accomodation facilities
CN101136692A (en) * 2007-04-25 2008-03-05 中兴通讯股份有限公司 Method for implementing dynamically multi-carrier frequency overlapping balance adjustment in communication system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103052096A (en) * 2011-10-12 2013-04-17 中兴通讯股份有限公司 Multi-carrier coverage balance monitoring method, device and system
CN103428705A (en) * 2013-08-02 2013-12-04 北京邮电大学 Method and device for allocating cell carrier frequency quantity
CN103428705B (en) * 2013-08-02 2016-12-28 北京邮电大学 The method and apparatus of distribution cell carrier frequencies quantity
WO2018107826A1 (en) * 2016-12-15 2018-06-21 中兴通讯股份有限公司 Method and apparatus for adjusting rf parameter

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