CN109548167A - Coverage area self-adapting regulation method, device, computer storage medium and equipment - Google Patents
Coverage area self-adapting regulation method, device, computer storage medium and equipment Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
- H04B17/327—Received signal code power [RSCP]
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- H—ELECTRICITY
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- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
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Abstract
The present invention provides a kind of coverage area self-adapting regulation method, device, computer storage medium and equipment, this method comprises: monitoring each user terminal is carrying out the KPI information in random access procedure, according to the affiliated coverage enhancement grade of each user terminal and corresponding KPI information, count that each coverage enhancement grade is corresponding to be successfully accessed rate；Determine whether each coverage enhancement grade meets preset adaptive regularization condition according to the corresponding rate that is successfully accessed of each coverage enhancement grade；Coverage area adjustment is carried out to the coverage enhancement grade for meeting the adaptive regularization condition.The present invention can be adaptive the different coverage enhancement grades of adjustment coverage area, it can not only improve in the coverage area of every kind of coverage enhancement grade and be successfully accessed rate, enhance the resource utilization in base station cell in each covering grade, and it can ensure terminal more power saving, improve the Experience Degree of user, the performance of lifting system.
Description
Technical field
The present invention relates to wireless communication technology field more particularly to a kind of coverage area self-adapting regulation methods, device, meter
Calculation machine storage medium and equipment.
Background technique
From the connection of people and people, the connection of Xiang Renyu object and object and object strides forward mobile communication, and all things on earth interconnection is must
Right trend.However current 4G network connect scarce capacity with object in object.In fact, compared to short distances such as bluetooth, ZigBee
The communication technology, mobile cellular network have the characteristics such as wide covering, removable and big connection number, can bring more abundant answer
With scene, the main interconnection technique of Internet of Things ought to be become.
For telecom operators, the application of the Internet of Things such as car networking, intelligent medical treatment, smart home will generate magnanimity company
It connects, considerably beyond interpersonal communication requirement.
It is mutual to become all things on earth based on cellular narrowband Internet of Things (Narrow Band Internet of Things, NB-IoT)
One important branch of networking network.NB-IoT has four characteristics: first is that wide covering, it will thus provide improved in-door covering, same
Under the frequency range of sample, NB-IoT is equivalent to than existing network gain 20dB and improves the ability of 100 times of overlay areas；Second is that tool
The ability of standby support magnanimity connection, mono- sector NB-IoT can support 100,000 connections, support low latency sensitivity, ultralow
The network architecture of equipment cost, low equipment power dissipation and optimization；Third is that more low-power consumption, the stand-by time of NB-IoT terminal module can be grown
Up to 10 years；Fourth is that lower module cost, single successive module expected from enterprise is no more than 5 dollars.
NB-IoT focuses on low-power consumption and extensively covers the market (LPWA) Internet of Things (IOT), is that one kind can be wide in the world
The emerging technology of general application.It has the characteristics that covering is wide, connection is more, rate is low, at low cost, low in energy consumption, framework is excellent etc..NB-IOT
Using License frequency range, it can take in band, three kinds of deployment way of protection band or Independent Carrier Wave, be coexisted with existing network.
Because the advantages such as the low-power consumption that NB-IoT itself has, wide covering, low cost, large capacity, allow to answer extensively
For a variety of vertical industries, such as remote meter reading, asset tracking, intelligent parking, wisdom agricultural.
The coverage area of three kinds of coverage enhancement grade CE Level is provided in NB-IoT wireless communication technique.CE
Level, i.e. coverage enhancement grade (Coverage Enhancement Level).From 0 to 2, CELevel is total to three grades, right
It should can fight different grades of signal decaying.The terminal of different CE Level grades, the institute in access procedure and business procedure
The radio resource used is also different, can be corresponding to select according to the CE Level where it between base station and NB-IoT terminal
Information Repeater number.
Coverage enhancement grade means more greatly either random access procedure or downlink data dispatching process, upstream data
Scheduling process will all use more numbers of repetition, that is, occupy more radio resources, also will be time-consuming from business completion is linked into
It is longer.For base station side, a terminal occupancy is taken long time, and is influenced the utilization rate of air interface resource of base station, can be made other use
Family cannot timely dispatch；For terminal, business procedure is taken long time, and is influenced the power saving performance of terminal, is not reached province
The purpose of electricity.
Therefore, three CE Level coverage areas for how reasonably planning base station, to improve base station resource utilization,
And terminal is helped to achieve the purpose that more power saving is all of great significance.
Summary of the invention
In view of the above problems, it proposes on the present invention overcomes the above problem or at least be partially solved in order to provide one kind
State coverage area self-adapting regulation method, device, computer storage medium and the equipment of problem.
One aspect of the present invention provides a kind of coverage area self-adapting regulation method, comprising:
It monitors each user terminal and is carrying out the KPI information in random access procedure, covered and increased according to belonging to each user terminal
Strong grade and corresponding KPI information, count that each coverage enhancement grade is corresponding to be successfully accessed rate；
It is successfully accessed rate according to each coverage enhancement grade is corresponding to determine whether each coverage enhancement grade meets preset
Adaptive regularization condition；
Coverage area adjustment is carried out to the coverage enhancement grade for meeting the adaptive regularization condition.
Optionally, described to be successfully accessed whether rate determines each coverage enhancement grade according to each coverage enhancement grade is corresponding
Meet preset adaptive regularization condition, comprising:
Determine that each coverage enhancement grade is corresponding respectively and is successfully accessed whether rate is greater than preset first threshold value or is less than
Preset second threshold value, first threshold value are greater than or equal to second threshold value；
The corresponding rate that is successfully accessed of coverage enhancement grade is greater than first threshold value or less than described second if it exists
Limit value, it is determined that corresponding coverage enhancement grade meets preset adaptive regularization condition.
Optionally, the method also includes:
The value of corresponding first threshold value of different coverage enhancement grades is different, and/or
The value of corresponding second threshold value of different coverage enhancement grades is different.
Optionally, the described pair of coverage enhancement grade for meeting the adaptive regularization condition carries out coverage area adjustment, packet
It includes:
When coverage enhancement grade is corresponding is successfully accessed rate greater than first threshold value, then expand corresponding coverage enhancement
The coverage area of grade；
When coverage enhancement grade is corresponding is successfully accessed rate less than second threshold value, then corresponding coverage enhancement is reduced
The coverage area of grade.
Optionally, the described pair of coverage enhancement grade for meeting the adaptive regularization condition carries out coverage area adjustment, also
Include:
According to the coverage area of the corresponding coverage enhancement grade of preset adjustment particle size reduction or the corresponding coverage enhancement of expansion etc.
The coverage area of grade.
Optionally, before carrying out coverage area adjustment to the coverage enhancement grade for meeting the adaptive regularization condition,
The method also includes:
Judge whether the current coverage range for the coverage enhancement grade for meeting the adaptive regularization condition is in preset
In thresholding section；
If meeting the current coverage range of the coverage enhancement grade of the adaptive regularization condition not in the thresholding section
It is interior, then abandon coverage area adjustment operation.
Another aspect of the present invention provides a kind of coverage area self-adapting adjusting apparatus, comprising:
KPI statistical module is carrying out the KPI information in random access procedure for monitoring each user terminal, according to each use
The affiliated coverage enhancement grade of family terminal and corresponding KPI information, count that each coverage enhancement grade is corresponding to be successfully accessed rate；
Management module is adjudicated, for determining each coverage enhancement etc. according to the corresponding rate that is successfully accessed of each coverage enhancement grade
Whether grade meets preset adaptive regularization condition；
Covering grade management module, for carrying out covering model to the coverage enhancement grade for meeting the adaptive regularization condition
Enclose adjustment.
Optionally, the judgement management module is successfully accessed specifically for determining that each coverage enhancement grade is corresponding respectively
Whether rate is greater than preset first threshold value or is less than preset second threshold value, and first threshold value is greater than or equal to described
Second threshold value；The corresponding rate that is successfully accessed of coverage enhancement grade is greater than first threshold value or less than described second if it exists
Threshold value, it is determined that corresponding coverage enhancement grade meets preset adaptive regularization condition.
Optionally, the covering grade management module, for being successfully accessed rate greater than institute when coverage enhancement grade is corresponding
When stating the first threshold value, expand the coverage area of corresponding coverage enhancement grade；Rate is successfully accessed when coverage enhancement grade is corresponding
When less than second threshold value, the coverage area of corresponding coverage enhancement grade is reduced.
In addition, it is stored thereon with computer program the present invention also provides a kind of computer readable storage medium, the program
The step of method as described above is realized when being executed by processor.
In addition, the present invention also provides a kind of equipment, including memory, processor and storage on a memory and can located
The step of computer program run on reason device, the processor realizes method as described above when executing described program.
Coverage area self-adapting regulation method, device, computer storage medium and equipment provided in an embodiment of the present invention, can
It is adaptive to be successfully accessed rate according to the user that different coverage enhancement grades correspond to coverage area after the base station NB-IoT is established and opened
The coverage area for the adjustment covering grade answered ensures that the occupied base station resource of user for falling into each covering grade is maximumlly sharp
With, avoid because different covering grade thresholdings be arranged it is unreasonable lead to signal quality good user occupy base station resource for a long time,
His user cannot dispatch, the low problem of resource utilization.
The present invention can not only improve the rate that is successfully accessed in the coverage area of every kind of coverage enhancement grade, enhance base station cell
Resource utilization in interior each covering grade, and can ensure terminal more power saving, the performance of lifting system.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
The network architecture schematic diagram that Fig. 1 is applicable in by the method provided in the embodiment of the present invention；
Fig. 2 is the flow chart of the coverage area self-adapting regulation method of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the coverage area self-adapting adjusting apparatus of the embodiment of the present invention；
Fig. 4 is the schematic diagram of the equipment of the embodiment of the present invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term), there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, it should be understood that have in the context of the prior art
The consistent meaning of meaning, and unless otherwise will not be explained in an idealized or overly formal meaning by specific definitions.
The network architecture schematic diagram that Fig. 1 is applicable in by the method provided in the embodiment of the present invention.Referring to Fig.1, the system tray
Structure includes:
NB-IoT MME (NB-IoT type MME): the Signalling exchange being responsible between the user terminal and core net of NB-IoT type,
It is different from the MME of LTE type.
UE (User Equipment, user terminal): NB-IoT signal is received and is handled.
The base station NB-IoT (NB-IoT type base station): it is responsible for NB-IoT wireless resource scheduling and management, maintenance terminal is in base station
Interior resource distribution, the Signalling exchange being responsible between MME.
Fig. 2 is the flow chart of the coverage area self-adapting regulation method of one embodiment of the invention.Referring to Fig. 2, the present invention
The coverage area self-adapting regulation method of embodiment specifically includes the following steps:
S11, each user terminal of monitoring are carrying out the KPI information in random access procedure, are covered according to belonging to each user terminal
Lid enhancing grade and corresponding KPI information, counts that each coverage enhancement grade is corresponding to be successfully accessed rate.
In practical application, the base station NB-IoT generally divides three kinds of covering grades, such as CE0, CE1, CE2.
In the embodiment of the present invention, the base station NB-IoT sends downlink system information System Information, establishes initial
Coverage area, such as CE0, CE1, CE2；The user terminal UE within the scope of each covering grade is fallen in, according to the RSRP received
The thresholding ginseng of (Reference Signal Receiving Power, Reference Signal Received Power) value combination system information configuration
Number rsrp-ThresholdsPrachInfoList-r13, judges which kind of covering grade itself is in.Wherein, parameter rsrp-
ThresholdsPrachInfoList determines that the decision threshold of the different stage of coverage enhancement, UE pass through rsrp-
ThresholdsPrachInfoList determines random number of degrees.User terminal UE is under itself covering grade using corresponding
PRACH (Physical Random Access Channel, Physical Random Access Channel) parameter NPRACH-Parameters-
NB-r13, initiating random access procedure；The base station NB-IoT detect PRACH (Physical Random Access Channel,
Physical Random Access Channel) preamble information when, be UE allocation schedule resource, complete entire random access procedure.NB-
IoT is responsible for base station monitoring user terminal under each coverage enhancement grade and is carrying out the KPI information in random access procedure, Jin Ertong
It counts out in each coverage enhancement grade and is successfully accessed the information such as rate.
KPI information in the present embodiment refers to the key index letter for being successfully accessed rate for assessing random access procedure
Breath.It specifically may include the information such as CRC cyclic check result and access result identification parameter in random access procedure.
S12, it is successfully accessed rate according to each coverage enhancement grade is corresponding to determine whether each coverage enhancement grade meets pre-
If adaptive regularization condition.
In the embodiment of the present invention, the judgement of adaptive regularization condition can be realized by preset threshold value.Specifically
, when reaching certain threshold value, then determines to meet preset adaptive regularization condition, trigger adjustment event at this time, event
Content includes expanding or reducing the coverage area of a certain coverage enhancement grade.
S13, coverage area adjustment is carried out to the coverage enhancement grade for meeting the adaptive regularization condition.
In the embodiment of the present invention, after adjusting coverage area, it is also necessary to modify the rsrp- of system information
ThresholdsPrachInfoList-r13 parameter, and new system information is recompiled, it is handed down to user terminal,
Entire adaptive adjustment process terminates.
Coverage area self-adapting regulation method provided in an embodiment of the present invention, can the base station NB-IoT establish open after,
The covering model of the adaptive adjustment covering grade of rate is successfully accessed according to the user that different coverage enhancement grades correspond to coverage area
It encloses, ensures that the occupied base station resource of user for falling into each covering grade maximumlly utilizes, avoid because of different covering grades
Thresholding be arranged it is unreasonable lead to signal quality good user occupy base station resource for a long time, other users cannot dispatch, resource benefit
With the low problem of rate.
In embodiments of the present invention, determined often in step S12 according to the corresponding rate that is successfully accessed of each coverage enhancement grade
Whether one coverage enhancement grade meets preset adaptive regularization condition, specifically includes following implemented step: determining respectively to cover respectively
Lid enhancing grade is corresponding to be successfully accessed whether rate is greater than preset first threshold value or is less than preset second threshold value, described
First threshold value is greater than or equal to second threshold value；The corresponding rate that is successfully accessed of coverage enhancement grade is greater than described if it exists
First threshold value is less than second threshold value, it is determined that corresponding coverage enhancement grade meets preset adaptive adjustment item
Part.
Specifically, considering the concrete condition of practical application scene, different coverage enhancement grades are corresponding in specific example
The first threshold value value it is different, and/or, the value of corresponding second threshold value of different coverage enhancement grades is different.
Further, for meeting the coverage enhancement grade of adaptive regularization condition, coverage area adjustment is carried out to it
Implement step are as follows: when coverage enhancement grade is corresponding is successfully accessed rate greater than first threshold value, then expand corresponding
The coverage area of coverage enhancement grade；When coverage enhancement grade is corresponding is successfully accessed rate less than second threshold value, then
Reduce the coverage area of corresponding coverage enhancement grade.It, can be corresponding according to preset adjustment particle size reduction during specific adjustment
The coverage area of coverage enhancement grade or the coverage area for expanding corresponding coverage enhancement grade.
In embodiments of the present invention, coverage area is being carried out to the coverage enhancement grade for meeting the adaptive regularization condition
Before adjustment, it may further first judge whether the current coverage range for meeting the coverage enhancement grade of adaptive regularization condition is located
In in preset thresholding section, if meeting the current coverage range of the coverage enhancement grade of the adaptive regularization condition described
In thresholding section, then coverage area adjustment is carried out to the coverage enhancement grade for meeting the adaptive regularization condition, if meeting institute
The current coverage range of the coverage enhancement grade of adaptive regularization condition is stated not in the thresholding section, then abandons coverage area
Adjustment operation.Wherein, (upper and lower bound) can be different in the corresponding specific thresholding section of every kind of covering grade, prevent tune
Whole unreasonable situation.
Specifically, can realize that the coverage area of different coverage enhancement grades is adjusted by setting RSRP threshold value.
In the embodiment of the present invention, before executing coverage area and adjusting, preferred it is determined whether to enable adaptive adjustment function
Can, if being not turned on adaptive adjustment function, realizes and communicate according to the prior art.It, can be with specifically, in practical applications
Close and open at any time adaptation function.
Coverage area self-adapting regulation method provided by the invention compared with prior art, has the following advantages that and beneficial to effect
Fruit:
By KPI information in statistics coverage area, it can accurately grasp in each covering grade and be successfully accessed rate etc.
Information can carry out event judgement for each covering grade, and information is accurate, it is not easy to malfunction.
What is counted is the access situation of all UE in each covering grade, is sentenced according to what all UE access information carried out
Certainly, it can plan as a whole to optimize according to the dimension of covering grade, achieve the purpose that optimization, such adjustment can be very good to plan as a whole base station
Interior resource allows each covering grade to have a good access KPI under reasonable resource distribution.
By the configuration resource of UE within the scope of pool covering grade, the UE in base station can be allowed to use more optimized parameter,
Use less number of repetition, more power saving.
For embodiment of the method, for simple description, therefore, it is stated as a series of action combinations, but this field
Technical staff should be aware of, and embodiment of that present invention are not limited by the describe sequence of actions, because implementing according to the present invention
Example, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know that, specification
Described in embodiment belong to preferred embodiment, the actions involved are not necessarily necessary for embodiments of the present invention.
Fig. 3 diagrammatically illustrates the structural schematic diagram of the coverage area self-adapting adjusting apparatus of one embodiment of the invention.
Referring to Fig. 3, the coverage area self-adapting adjusting apparatus of the embodiment of the present invention specifically includes KPI statistical module 201, judgement management mould
Block 202 and covering grade management module 203, in which:
KPI statistical module 201 is carrying out the KPI information in random access procedure for monitoring each user terminal, according to each
The affiliated coverage enhancement grade of user terminal and corresponding KPI information, count that each coverage enhancement grade is corresponding to be successfully accessed rate；
Management module 202 is adjudicated, for determining that each covering increases according to the corresponding rate that is successfully accessed of each coverage enhancement grade
Whether strong grade meets preset adaptive regularization condition；
Covering grade management module 203, for being covered to the coverage enhancement grade for meeting the adaptive regularization condition
The adjustment of lid range.
In embodiments of the present invention, the judgement management module 202, specifically for determining each coverage enhancement grade pair respectively
That answers is successfully accessed whether rate is greater than preset first threshold value or is less than preset second threshold value, and first threshold value is big
In or equal to second threshold value；If it exists coverage enhancement grade it is corresponding be successfully accessed rate greater than first threshold value or
Less than second threshold value, it is determined that corresponding coverage enhancement grade meets preset adaptive regularization condition.
Wherein, the value of corresponding first threshold value of different coverage enhancement grades is different；And/or different coverage enhancements etc.
The value of corresponding second threshold value of grade is different.
In embodiments of the present invention, the covering grade management module 203 is specifically used for when coverage enhancement grade is corresponding
When being successfully accessed rate greater than first threshold value, expand the coverage area of corresponding coverage enhancement grade；When coverage enhancement grade
It is corresponding when being successfully accessed rate less than second threshold value, reduce the coverage area of corresponding coverage enhancement grade.Specifically, can
According to the coverage area of the corresponding coverage enhancement grade of preset adjustment particle size reduction or to expand covering for corresponding coverage enhancement grade
Lid range.
In embodiments of the present invention, the judgement management module 202, is also used in covering grade management module to meeting
Before the coverage enhancement grade progress coverage area adjustment for stating adaptive regularization condition, judgement meets the adaptive regularization condition
The current coverage range of coverage enhancement grade whether be in preset thresholding section；If meeting the adaptive regularization condition
Coverage enhancement grade current coverage range not in the thresholding section, then abandon coverage area adjustment operation.
Coverage area self-adapting adjusting apparatus provided in an embodiment of the present invention is except above-mentioned KPI statistical module 201, judgement management
It further include attached random access module not shown in the figure, system information except module 202 and covering grade management module 203
Module and data processing module.
In coverage area self-adapting adjusting apparatus provided in an embodiment of the present invention:
Random access module: receiving and processing the preamble information that UE is reported, and distributes the correlation of UE random access procedure
Resource completes the random process of UE；
KPI statistical module: the KPI information in statistics and management base station, for the access procedure and industry of three kinds of covering grades
Business process carries out statistic of classification, distinguishes different covering grades；
Judgement management module: according in KPI module data statistics and base station in the information such as the thresholding that configures carry out algorithm
Judgement, the event of triggering coverage area adjustment；
Covering grade management module: managing the coverage area of covering grade, and dynamic three kinds of covering grades of adjustment cover model
It is trapped among in reasonable value range, settable switch, opens and closes adaptive adjustment process；；
System information block: the SIM system information management module in base station manages the system information of entire base station, if any change
Change, then triggers the new system information content；
Data processing module: for handling the data information in base station, scheduling relevant resource sends the data to terminal.
A kind of coverage area self-adapting adjusting apparatus of the present invention is explained below by a specific embodiment,
Specific embodiment is as follows:
1) base station NB-IoT sends downlink system information System Information, establishes initial parameter and establishes just cloth
Coverage area, such as CE0, CE1, CE2；
2) terminal UE within the scope of each covering grade is fallen in, according to the RSRP value combination system information configuration received
Threshold parameter rsrp-ThresholdsPrachInfoList-r13, judges which kind of covering grade itself is in；
3) terminal UE uses corresponding PRACH parameter NPRACH-Parameters-NB-r13 under itself covering grade,
Initiating random access procedure；
4) base station NB-IoT detects the preamble information of PRACH, and is the resource of UE allocation schedule, complete entirely with
Machine access procedure；
5) the KPI statistical module of the base station NB-IoT is responsible for monitoring the success rate of the random access under each covering grade, and
Statistics is distinguished by covering grade；
6) judgement management module regularly inquires the information such as the KPI of covering grade, when reaching certain threshold value, just triggers
Adjustment event is sent to covering grade processing module, and the content of event includes expanding or reducing coverage area, and which kind of belongs to
Covering grade range；
7) it after covering grade processing module receives adjustment event, to be carried out with the threshold value of the covering grade range of setting
Compare, if be adjusted in reasonable range according to the content of event；And it is abandoned if not in reasonable range
The event information；
8) after adjusting coverage area, need to modify the rsrp-ThresholdsPrachInfoList-r13 ginseng of system information
Number, system information block, which receives the parameter and recompiles new system information, is sent to data processing module；
9) after data processing module receives new system information, it is handed down to terminal, coverage area just retrieves
Adjustment, entire adaptive adjustment process terminate.
In the embodiment of the present invention, KPI statistical module is to discriminate between different covering grades, for different covering grade ranges with
Machine access procedure carries out KPI successful rate statistics.The UE access process and business procedure of NB-IoT is all by random access procedure
Uplink scheduling is triggered, UE generates more random process in a process and business procedure, so can be right by access procedure
The random access procedure of covering grade range carries out difference statistics.Adjudicate the KPI system that random access is provided with inside management module
Thresholding is counted, when the data of statistics are below or above a certain thresholding, then triggers adjustment event, is reported to covering grade management mould
Block；The event content of triggering include event belong to which covering grade and be which kind of event (reduce or expand covering model
It encloses).It is provided with switch inside covering grade management module, can close and open at any time adaptation function；It is also provided with simultaneously
The specific threshold value (upper and lower bound) of three kinds of covering grades prevents and adjusts unreasonable situation.
For device embodiment, since it is basically similar to the method embodiment, related so being described relatively simple
Place illustrates referring to the part of embodiment of the method.
The apparatus embodiments described above are merely exemplary, wherein described, unit can as illustrated by the separation member
It is physically separated with being or may not be, component shown as a unit may or may not be physics list
Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness
Labour in the case where, it can understand and implement.
Coverage area self-adapting regulation method provided in an embodiment of the present invention, device can be established in the base station NB-IoT and be opened
Qi Hou is successfully accessed covering for the adaptive adjustment covering grade of rate according to the user that different coverage enhancement grades correspond to coverage area
Lid range ensures that the occupied base station resource of user for falling into each covering grade maximumlly utilizes, avoids because of different coverings
Level threshold be arranged it is unreasonable lead to signal quality good user occupy base station resource for a long time, other users cannot dispatch, money
The low problem of source utilization rate.The present invention can not only improve the rate that is successfully accessed in the coverage area of every kind of coverage enhancement grade, increase
Resource utilization in strong base station cell in each covering grade, and can ensure terminal more power saving, improve the experience of user
Degree, the performance of lifting system.
In addition, it is stored thereon with computer program the embodiment of the invention also provides a kind of computer readable storage medium,
The step of program realizes method as described above when being executed by processor.
In the present embodiment, if module/unit that the coverage area self-adapting adjusting apparatus integrates is with software function list
Member form realize and when sold or used as an independent product, can store in a computer-readable storage medium
In.Based on this understanding, the present invention realizes all or part of the process in above-described embodiment method, can also pass through computer
Program is completed to instruct relevant hardware, and the computer program can be stored in a computer readable storage medium, should
Computer program is when being executed by processor, it can be achieved that the step of above-mentioned each embodiment of the method.Wherein, the computer program
Including computer program code, the computer program code can be source code form, object identification code form, executable file
Or certain intermediate forms etc..The computer-readable medium may include: can carry the computer program code any
Entity or device, recording medium, USB flash disk, mobile hard disk, magnetic disk, CD, computer storage, read-only memory (ROM, Read-
Only Memory), random access memory (RAM, Random Access Memory), electric carrier signal, telecommunication signal and
Software distribution medium etc..It should be noted that the content that the computer-readable medium includes can be according in jurisdiction
Legislation and the requirement of patent practice carry out increase and decrease appropriate, such as in certain jurisdictions, according to legislation and patent practice, meter
Calculation machine readable medium does not include electric carrier signal and telecommunication signal.
Fig. 4 is the schematic diagram of equipment provided in an embodiment of the present invention.Equipment provided in an embodiment of the present invention, including memory
301, processor 302 and the computer program that can be run on memory 301 and on processor 302, the processor are stored in
The step in above-mentioned each coverage area self-adapting regulation method embodiment is realized when the 302 execution computer program, such as
S11 shown in Fig. 2, each user terminal of monitoring are carrying out the KPI information in random access procedure, are covered according to belonging to each user terminal
Lid enhancing grade and corresponding KPI information, counts that each coverage enhancement grade is corresponding to be successfully accessed rate.S12, according to each covering
The corresponding rate that is successfully accessed of enhancing grade determines whether each coverage enhancement grade meets preset adaptive regularization condition.S13,
Coverage area adjustment is carried out to the coverage enhancement grade for meeting the adaptive regularization condition.Alternatively, the processor 302 executes
The function of each module/unit in above-mentioned each coverage area self-adapting adjusting apparatus embodiment, example are realized when the computer program
KPI statistical module 201, judgement management module 202 and covering grade management module 203 as shown in Figure 3.
Illustratively, the computer program can be divided into one or more module/units, one or more
A module/unit is stored in the memory, and is executed by the processor, to complete the present invention.It is one or more
A module/unit can be the series of computation machine program instruction section that can complete specific function, and the instruction segment is for describing institute
State implementation procedure of the computer program in the coverage area self-adapting adjusting apparatus.For example, the computer program can be with
It is divided into KPI statistical module 201, judgement management module 202 and covering grade management module 203.
The equipment can be desktop PC, notebook, palm PC and cloud server etc. and calculate equipment.It is described
Equipment may include, but be not limited only to, processor, memory.It will be understood by those skilled in the art that the schematic diagram 3 is only
The example of the equipment does not constitute the restriction to equipment, may include components more more or fewer than diagram, or combine certain
A little components or different components, such as the equipment can also include input-output equipment, network access equipment, bus etc..
The processor can be central processing unit (Central Processing Unit, CPU), can also be it
His general processor, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor
Deng the processor is the control centre of the equipment, utilizes the various pieces of various interfaces and connection whole equipment.
The memory can be used for storing the computer program and/or module, and the processor is by operation or executes
Computer program in the memory and/or module are stored, and calls the data being stored in memory, described in realization
The various functions of equipment.The memory can mainly include storing program area and storage data area, wherein storing program area can deposit
Application program (such as sound-playing function, image player function etc.) needed for storing up operating system, at least one function etc.；Storage
Data field, which can be stored, uses created data (such as audio data, phone directory etc.) etc. according to mobile phone.In addition, memory can
It can also include nonvolatile memory, such as hard disk, memory, plug-in type hard disk, intelligence to include high-speed random access memory
Energy storage card (Smart Media Card, SMC), secure digital (Secure Digital, SD) card, flash card (Flash
Card), at least one disk memory, flush memory device or other volatile solid-state parts.
In embodiments of the present invention, it should be understood that disclosed device and method, it can be real by another way
It is existing.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit or unit, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of equipment or unit
It connects, can be electrical or other forms.
It will be appreciated by those of skill in the art that although some embodiments in this include included in other embodiments
Certain features rather than other feature, but the combination of the feature of different embodiments means to be within the scope of the present invention simultaneously
And form different embodiments.For example, in the following claims, the one of any of embodiment claimed all may be used
Come in a manner of in any combination using.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (11)
1. a kind of coverage area self-adapting regulation method characterized by comprising
It monitors each user terminal and is carrying out the KPI information in random access procedure, according to affiliated coverage enhancement of each user terminal etc.
Grade and corresponding KPI information, count that each coverage enhancement grade is corresponding to be successfully accessed rate；
It is successfully accessed rate according to each coverage enhancement grade is corresponding to determine whether each coverage enhancement grade meets preset adaptive
Answer regularization condition；
Coverage area adjustment is carried out to the coverage enhancement grade for meeting the adaptive regularization condition.
2. the method according to claim 1, wherein described be successfully accessed according to each coverage enhancement grade is corresponding
Rate determines whether each coverage enhancement grade meets preset adaptive regularization condition, comprising:
Determine that each coverage enhancement grade is corresponding respectively and is successfully accessed whether rate is greater than preset first threshold value or is less than default
The second threshold value, first threshold value be greater than or equal to second threshold value；
Coverage enhancement grade is corresponding if it exists is successfully accessed rate greater than first threshold value or is less than second threshold value,
Then determine that corresponding coverage enhancement grade meets preset adaptive regularization condition.
3. according to the described in any item methods of claim 2, which is characterized in that the method also includes:
The value of corresponding first threshold value of different coverage enhancement grades is different, and/or
The value of corresponding second threshold value of different coverage enhancement grades is different.
4. according to the method described in claim 2, it is characterized in that, the described pair of covering for meeting the adaptive regularization condition increases
Strong grade carries out coverage area adjustment, comprising:
When coverage enhancement grade is corresponding is successfully accessed rate greater than first threshold value, then expand corresponding coverage enhancement grade
Coverage area；
When coverage enhancement grade is corresponding is successfully accessed rate less than second threshold value, then corresponding coverage enhancement grade is reduced
Coverage area.
5. according to the method described in claim 4, it is characterized in that, the described pair of covering for meeting the adaptive regularization condition increases
Strong grade carries out coverage area adjustment, further includes:
According to the preset coverage area for adjusting the corresponding coverage enhancement grade of particle size reduction or expand corresponding coverage enhancement grade
Coverage area.
6. method according to claim 1-5, which is characterized in that meeting the adaptive regularization condition
Before coverage enhancement grade carries out coverage area adjustment, the method also includes:
Judge whether the current coverage range for the coverage enhancement grade for meeting the adaptive regularization condition is in preset thresholding
In section；
If meeting the current coverage range of the coverage enhancement grade of the adaptive regularization condition not in the thresholding section,
Abandon coverage area adjustment operation.
7. a kind of coverage area self-adapting adjusting apparatus characterized by comprising
KPI statistical module is carrying out the KPI information in random access procedure for monitoring each user terminal, whole according to each user
Coverage enhancement grade and corresponding KPI information belonging to holding, count that each coverage enhancement grade is corresponding to be successfully accessed rate；
Management module is adjudicated, for determining that each coverage enhancement grade is according to the corresponding rate that is successfully accessed of each coverage enhancement grade
It is no to meet preset adaptive regularization condition；
Covering grade management module, for carrying out coverage area tune to the coverage enhancement grade for meeting the adaptive regularization condition
It is whole.
8. device according to claim 7, which is characterized in that the judgement management module is specifically used for determining respectively each
Coverage enhancement grade is corresponding to be successfully accessed whether rate is greater than preset first threshold value or is less than preset second threshold value, institute
The first threshold value is stated more than or equal to second threshold value；The corresponding rate that is successfully accessed of coverage enhancement grade is greater than institute if it exists
It states the first threshold value or is less than second threshold value, it is determined that corresponding coverage enhancement grade meets preset adaptive adjustment
Condition.
9. device according to claim 8, which is characterized in that the covering grade management module, for working as coverage enhancement
Grade is corresponding when being successfully accessed rate greater than first threshold value, expands the coverage area of corresponding coverage enhancement grade；When covering
Lid enhancing grade is corresponding when being successfully accessed rate less than second threshold value, reduces the covering model of corresponding coverage enhancement grade
It encloses.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
It is realized when execution such as the step of any one of claim 1-6 the method.
11. a kind of equipment including memory, processor and stores the computer journey that can be run on a memory and on a processor
Sequence, which is characterized in that the processor is realized when executing described program such as the step of any one of claim 1-6 the method.
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