CN103987080B - The definite method and base station equipment of a kind of edge customer - Google Patents
The definite method and base station equipment of a kind of edge customer Download PDFInfo
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- CN103987080B CN103987080B CN201410232408.1A CN201410232408A CN103987080B CN 103987080 B CN103987080 B CN 103987080B CN 201410232408 A CN201410232408 A CN 201410232408A CN 103987080 B CN103987080 B CN 103987080B
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Abstract
An embodiment of the present invention provides the definite method and base station equipment of a kind of edge customer, this method includes：Base station issues the first metrical information to the UE for newly accessing itself affiliated serving cell, this first metrical information is used to indicate UE when the RSRP values for measuring itself affiliated subdistrict meet the first preset condition, according to default first rule is reported to report the first measurement result to base station；If receive the first measurement result that UE is reported, it is determined that UE is edge customer.The base station of the present invention is by the UE sending measuring information for being newly successfully accessed itself affiliated serving cell, this metrical information requirement UE only measures the RSRP values of itself affiliated subdistrict, and when obtained RSRP values meet certain condition to base station report measurement results, in order to which base station determines that UE is edge customer according to this measurement result, entire determination process only needs UE to measure the RSRP values of this cell, the RSRP values of adjacent cell need not be measured, are operated relatively simple.
Description
Technical field
The present invention relates to the definite methods and base station equipment of field of communication technology more particularly to a kind of edge customer.
Background technology
Long evolving system (Long Term Evolution, LTE) makees the performance for improving Cell Edge User
For one of main target, and for how improving Cell Edge User equipment (User Equipment, UE) performance, it is proposed that very
More solutions, wherein Inter-Cell Interference Coordination (Inter-Cell Interference Coordination, ICIC) technology,
Exactly for reducing co-channel interference between neighbor cell, so as to improve the handling capacity of edge customer and user satisfaction.
There are many ICIC modes that LTE system is supported, still, no matter using any ICIC modes, comes for network side
It says, usually to determine which UE is edge customer in cell first, which UE is central user, afterwards, could be according to determining
Edge customer and central user using different resource allocation policies, and then the purpose of ICIC.It follows that how really
It is to realize a basic premise of ICIC effects to determine edge customer and central user.
At present, the following several ways of generally use determine edge customer：
First way, the signal that base station is received according to UE, the letter for calculating all UE in the cell of itself control dry are made an uproar
Than；Then, the edge customer in cell is determined according to the Signal to Interference plus Noise Ratio thresholding calculated.
Specifically, in above-mentioned first way, the formula of Signal to Interference plus Noise Ratio is：Its
In, HlFor the channel gain matrix of serving cell to UEl, wlIt is the pre-coding matrix of serving cell, PlFor the transmission of serving cell
Power, HkFor the channel gain matrix of cell k to UEl, wkFor the pre-coding matrix of cell k, PkFor the transmit power of cell k, N
For noise power, | | | | it represents to take norm to function therein, in this way, working as SINRl＜ SINRthresholdWhen, that is, determine that UEl is
Edge customer.
The second way, base station calculate any cell of itself control to the path loss P1 of its any UE and calculating distance
The nearest cell of any cell is to the path loss P2 to any UE；Then, by the latter and the former path loss difference and pre- gating
Limit value is compared, if comparing path loss difference less than predetermined threshold value, that is, it is edge customer to determine the UE.
It is can be seen that from above two method of determination no matter which kind of method of determination used, not only to know UE affiliated subdistricts
Relevant parameter, also to know the parameter of the cell adjacent with UE affiliated subdistricts, could finally determine edge customer, operate
Come complex.
The content of the invention
An embodiment of the present invention provides the definite methods and base station equipment of a kind of edge customer, are used to solve existing edge
The method of determination at family operates the problem of complex.
Based on the above problem, a kind of definite method of edge customer provided in an embodiment of the present invention, including：
Base station issues the first metrical information to the UE for newly accessing itself affiliated serving cell, and first metrical information is used for
Indicate that the UE is measuring Reference Signal Received Power (the Reference Signal Receiving of itself affiliated subdistrict
Power, RSRP) value when meeting the first preset condition, reports rule to the base station to report the first measurement according to default first
As a result；
If receive the first measurement result that the UE is reported, it is determined that the UE is edge customer.
Preferably, this method further includes：
The base station is added to edge customer after determining the UE for edge customer, by the UE and concentrates, and is supervising
When measuring the UE that the edge customer in the default scheduling of resource cycle is concentrated and changing, the edge customer collection is wrapped
The UE included carries out scheduling of resource.
Preferably, this method further includes：
After the UE is added to edge customer collection by the base station, the second metrical information is issued to the UE, described second
Metrical information is used to indicate the UE when the RSRP values for measuring itself affiliated subdistrict meet the second preset condition, according to default
Second rule is reported to the base station to report the second measurement result；
If receive the second measurement result that the UE is reported, it is determined that user centered on the UE, and by the UE
It concentrates and removes from the edge customer.
Preferably, this method further includes：
The base station after user, returns to the UE centered on the UE is determined and issues first metrical information
Step.
Preferably, first preset condition measures the RSRP values of itself affiliated subdistrict less than pre-determined threshold for the UE
Value；
The RSRP values that second preset condition measures itself affiliated subdistrict for the UE are more than the predetermined threshold value；
Described first reports rule to set periodic report according to first for the UE, and number is reported to reach the first setting
Stop reporting during number；
Described second reports rule to set periodic report according to second for the UE, and number is reported to reach the second setting
Stop reporting during number.
A kind of base station equipment provided in an embodiment of the present invention, including：
Module is issued, for issuing the first metrical information, institute to the UE for newly accessing the affiliated serving cell of the base station equipment
It states the first metrical information and is used to indicate the UE when the RSRP values for measuring itself affiliated subdistrict meet the first preset condition, press
According to default first rule is reported to report the first measurement result to the base station；
Determining module, for when receiving the first measurement result that the UE is reported, determining that the UE is edge customer.
Preferably, the base station equipment further includes：
Scheduler module is added, for after the determining module determines the UE for edge customer, the UE to be added to
Edge customer is concentrated, and when the UE for monitoring that the edge customer in the default scheduling of resource cycle is concentrated changes,
Scheduling of resource is carried out to the UE included by the edge customer collection.
Preferably, it is described to issue module, it is additionally operable to that the UE is added to edge customer collection in the addition scheduler module
Afterwards, issue the second metrical information to the UE, second metrical information be used to indicate the UE measure it is small belonging to itself
When the RSRP values in area meet the second preset condition, according to default second rule is reported to report the second measurement knot to the base station
Fruit；
The determining module is additionally operable to when receiving the second measurement result that the UE is reported, it is determined that the UE is
Central user, and the UE from the edge customer is concentrated and is removed.
Preferably, the determining module is additionally operable to centered on the UE is determined after user, module is issued described in return
Execution issues the step of the first metrical information.
Preferably, itself affiliated subdistrict for issuing the first metrical information that module issues and indicating the UE measurements
The first preset condition that RSRP values meet, the RSRP values that itself affiliated subdistrict is measured for the UE are less than predetermined threshold value；
The RSRP values of itself affiliated subdistrict for issuing the second metrical information instruction UE measurements that module issues are full
Second preset condition of foot, the RSRP values that itself affiliated subdistrict is measured for the UE are more than the predetermined threshold value；
It is described to issue the first metrical information that module issues and indicate that the UE is measuring the RSRP values of itself affiliated subdistrict
When meeting first preset condition according to first report rule, be the UE according to the first setting periodic report, and upper
Report number stops reporting when reaching the first setting number；
It is described to issue the second metrical information that module issues and indicate that the UE is measuring the RSRP values of itself affiliated subdistrict
When meeting second preset condition according to second report rule, be the UE according to the second setting periodic report, and upper
Report number stops reporting when reaching the second setting number.
The advantageous effect of the embodiment of the present invention includes：
The definite method and base station equipment, this method of a kind of edge customer provided in an embodiment of the present invention include：Base station to
The UE for newly accessing itself affiliated serving cell issues the first metrical information, this first metrical information is used to indicate UE and is measuring certainly
When the RSRP values of body affiliated subdistrict meet the first preset condition, according to default first rule is reported to report the first measurement to base station
As a result；If receive the first measurement result that UE is reported, it is determined that UE is edge customer.In embodiments of the present invention, base station
By the way that the UE sending measuring information for being newly successfully accessed itself affiliated serving cell, this metrical information requirement UE only measures itself institute
Belong to the RSRP values of cell, and when obtained RSRP values meet certain condition to base station report measurement results, in order to base station according to
Measurement result determines that UE is edge customer accordingly, and entire determination process only needs UE to measure the RSRP values of this cell, without measurement
The RSRP values of adjacent cell, operate relatively simple.
Description of the drawings
Fig. 1 is the definite method flow diagram of edge customer provided in an embodiment of the present invention；
Fig. 2 is the structure diagram of base station equipment provided in an embodiment of the present invention.
Specific embodiment
In LTE system, the method for determination of existing edge customer operates more, it is necessary to the parameter of acquisition is more
It is complicated.For this problem, the embodiment of the present invention provides a kind of definite method and base station equipment of edge customer, it is only necessary to which base station leads to
It crosses to the UE sending measuring information for newly accessing itself affiliated serving cell, this metrical information requirement UE measures itself affiliated subdistrict
RSRP values, and measured when the RSRP values measured meet certain condition to base station report measurement results convenient for base station according to this
As a result determine that UE is edge customer, carry out scheduling of resource in time, entire determination process only needs UE to measure itself affiliated subdistrict
RSRP values without measuring the RSRP values of adjacent cell, operate relatively simple.
With reference to Figure of description, the definite method and base station of a kind of edge customer provided in an embodiment of the present invention are set
Standby specific embodiment illustrates.
The definite method of a kind of edge customer provided in an embodiment of the present invention, as shown in Figure 1, specifically including following steps：
S11：Base station issues the first metrical information to the UE for newly accessing itself affiliated serving cell；
Herein, above-mentioned first metrical information is used to indicate UE and is measuring the RSRP values satisfaction first of itself affiliated subdistrict
During preset condition, according to default first rule is reported to report the first measurement result to base station；
S12：If receive the first measurement result that UE is reported, it is determined that UE is edge customer.
Preferably, in above-mentioned steps S11, the UE that base station is newly successfully accessed any one itself affiliated serving cell is equal
Perform this step；Above-mentioned first preset condition can be that UE measures the RSRP values of itself affiliated subdistrict less than predetermined threshold value.
Here, why base station indicates that UE measures RSRP values, is primarily due to, on the one hand, the difficulty of UE measurement RSRP values is smaller；It is another
Aspect, RSRP values are to embody UE to receive one of strong and weak principal element of signal, the edge customer determined according to this RSRP value
Accuracy it is higher.
In addition, above-mentioned default first reports rule that can set periodic report according to first for UE, and number is reported to reach
Stop reporting during to the first setting number.That is, UE is measuring the RSRP values itself received less than default thresholding
In the case of value, the first measurement result (i.e. the RSRP values that UE is currently measured) is reported to base station immediately, in this way, next
One setting the cycle reach when, as soon as then report time the first measurement result to base station, until number is reported to reach the first setting number
It no longer reports, the purpose so performed, primarily to UE is avoided to cause for some reason when needing report measurement results
It reports lost property to the authorities the situation lost, it is edge customer or central user to distinguish UE exactly by the way of repeatedly reporting convenient for base station.
It should be noted that above-mentioned predetermined threshold value, the first setting cycle and the first setting number can be managed according to base station
The actual conditions of the cell of linchpin are set, such as predetermined threshold value can be -90dBm, and first sets the cycle as 2048ms, first sets
Number is determined for 3 times, and certainly, this three can also be other values, will not enumerate herein.
Specifically, in above-mentioned steps S12, for base station, once receiving the measurement result that UE is reported, it is considered as UE
It is presently in the fringe region of cell, that is, assert that UE is edge customer.
Preferably, in embodiments of the present invention, scheduling of resource is carried out to edge customer for the ease of base station, base station also performs
Following flows：After definite UE is edge customer, UE is added to edge customer and is concentrated, and is monitoring default scheduling of resource
When the UE that edge customer in cycle is concentrated changes, scheduling of resource is carried out to the UE included by edge customer collection.
It should be noted that the above-mentioned default scheduling of resource cycle also can according to base station administer cell actual conditions come
Setting, can be same with the above-mentioned first setting cycle phase, such as the default scheduling of resource cycle is also 2048ms, it is of course also possible to
It is different from the above-mentioned first setting cycle, that is, it is set as other numerical value；In above-mentioned flow, base station of the invention be actually according to
The default scheduling of resource cycle is monitored edge customer collection, once monitor that the scheduling of resource cycle has reached, and edge is used
The UE that family is concentrated also is changed, be considered as neighbor cell there is a possibility that disturb it is larger, at this time, it may be necessary to by current edge
User collects output, scheduling of resource is carried out to the UE that current edge user concentrates, to improve the handling capacity of LTE system.
For example, it is assumed that the edge customer collection of base station includes UE1 and UE2 in first scheduling of resource cycle, if second
There are one the UE newly accessed, such as UE3 in a scheduling of resource cycle to meet above-mentioned condition, i.e. it is edge customer that UE3, which is determined,
In this case, UE3 can be added to edge customer concentration, in this way, when reaching in second scheduling of resource cycle, work as front
Edge user collection just includes UE1, UE2 and UE3, i.e. current edge user collection is changed, at this point, base station can be to these three UE
Carry out scheduling of resource.
It should be noted that only the scheduling of resource flow of base station is illustrated with the above-mentioned two scheduling of resource cycle, this
Inventive embodiments are not limited in monitoring the above-mentioned two scheduling of resource cycle, can also subsequently monitor multiple scheduling of resource cycles.
Further, for base station, after above-mentioned steps S12 is performed, that is, it is currently edge customer to determine UE
Afterwards, since UE possesses the characteristic of mobility, other regions can may be moved to after a while, such as are moved to center
Domain, therefore, the attribute of edge customer is not unalterable.It is edge customer in order to accurately determine UE based on this
Or central user, base station can also carry out following flows：After UE is added to edge customer collection, the second measurement letter is issued to UE
Breath, this second metrical information are used to indicate UE when the RSRP values for measuring itself affiliated subdistrict meet the second preset condition, press
According to default second rule is reported to report the second measurement result to base station；If follow-up the second measurement knot for receiving UE and reporting
UE is then determined as central user, and concentrates and remove from edge customer by fruit.
It should be noted that above-mentioned second preset condition, which can be UE, measures the RSRP values of itself affiliated subdistrict more than default
Threshold value；Above-mentioned second reports rule that can set periodic report according to second for UE, and number is reported to reach the second setting time
Stop reporting during number.Herein, above-mentioned second setting cycle and above-mentioned second setting number can still be administered small according to base station
The actual conditions in area are set, and the above-mentioned second setting cycle can be same with the first setting cycle phase, can not also be same；Above-mentioned second
Setting number can be identical with the first setting number, can not also be same.
Still by taking the edge customer collection of some above-mentioned cell as an example, it is assumed that UE1 and UE2 is also concentrated in edge customer, UE3 movements
Central area is arrived, at this point, by performing above-mentioned flow, it is central user to determine UE3, and UE3 from edge customer is concentrated and is moved
It removes, at this moment base station need to carry out scheduling of resource according to UE1 and UE2.
Further, it is edge customer or central user in order to real-time awareness UE, resource tune is carried out to facilitate
Degree, base station can also carry out following flows：After UE is determined as central user, the step that the first metrical information is issued to UE is returned
Suddenly, UE is allowed to remeasure the RSRP values of itself affiliated subdistrict, in this way, meeting the first preset condition in the RSRP values subsequently measured
When, corresponding measurement result can be still reported to base station, so that base station determines that UE is edge customer in time, and is determining that UE is edge
After user, it may proceed to issue the second metrical information to UE.As it can be seen that the definite method of edge customer provided by the invention is one
Circulation process, so can positioning UE exactly.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of base station equipment, since the equipment solves to ask
The principle of topic is similar to the definite method of preceding edge user, therefore the implementation of the equipment may refer to the implementation of preceding method,
Overlaps will not be repeated.
A kind of base station equipment provided in an embodiment of the present invention, as shown in Fig. 2, specifically including：
Module 21 is issued, for issuing the first metrical information to the UE of the new affiliated serving cell of access base station equipment；
Herein, above-mentioned first metrical information is used to indicate UE and is measuring the RSRP values satisfaction first of itself affiliated subdistrict
During preset condition, according to default first rule is reported to report the first measurement result to base station；
Determining module 22, for when receiving the first measurement result that UE is reported, determining that UE is edge customer.
Preferably, base station equipment further includes：
Scheduler module 23 is added, for after determining module 22 determines UE for edge customer, UE to be added to edge customer
It concentrates, and when the UE for monitoring that the edge customer in the default scheduling of resource cycle is concentrated changes, to edge customer collection
Included UE carries out scheduling of resource.
Preferably, module 21 is issued, is additionally operable to after UE is added to edge customer collection by addition scheduler module 23, under UE
Send out the second metrical information；
Herein, above-mentioned second metrical information is used to indicate UE and is measuring the RSRP values satisfaction second of itself affiliated subdistrict
During preset condition, according to default second rule is reported to report the second measurement result to base station；
Above-mentioned determining module 22 is additionally operable to when receiving the second measurement result that UE is reported, it is determined that used centered on UE
Family, and UE from edge customer is concentrated and is removed.
Preferably, above-mentioned determining module 22, is additionally operable to centered on UE is determined after user, and return issues module 21 and performs
The step of issuing the first metrical information.
Preferably, the RSRP of above-mentioned itself affiliated subdistrict for issuing the first metrical information instruction UE measurements that module 21 issues
It is worth the first preset condition met, the RSRP values that itself affiliated subdistrict is measured for UE are less than predetermined threshold value；
The RSRP values of above-mentioned itself affiliated subdistrict for issuing the second metrical information instruction UE measurements that module 21 issues meet
The second preset condition, measure the RSRP values of itself affiliated subdistrict more than predetermined threshold value for UE；
It is above-mentioned to issue the first metrical information instruction UE that module 21 issues and expire in the RSRP values for measuring itself affiliated subdistrict
During the first preset condition of foot according to first report rule, be UE according to the first setting periodic report, and number is reported to reach
Stop reporting during the first setting number；
It is above-mentioned to issue the second metrical information instruction UE that module 21 issues and expire in the RSRP values for measuring itself affiliated subdistrict
During the second preset condition of foot according to second report rule, be UE according to the second setting periodic report, and number is reported to reach
Stop reporting during the second setting number.
Through the above description of the embodiments, those skilled in the art can be understood that the embodiment of the present invention
The mode of necessary general hardware platform can also be added to realize by software by hardware realization.Based on such reason
Solution, the technical solution of the embodiment of the present invention can be embodied in the form of software product, which can be stored in one
A non-volatile memory medium (can be CD-ROM, USB flash disk, mobile hard disk etc.) in, it is used including some instructions so that a meter
Calculate the method that machine equipment (can be personal computer, server or the network equipment etc.) performs each embodiment of the present invention.
It will be appreciated by those skilled in the art that attached drawing is the schematic diagram of a preferred embodiment, module or stream in attached drawing
Journey is not necessarily implemented necessary to the present invention.
It will be appreciated by those skilled in the art that the module in device in embodiment can describe be divided according to embodiment
It is distributed in the device of embodiment, respective change can also be carried out and be disposed other than in one or more devices of the present embodiment.On
The module for stating embodiment can be merged into a module, can also be further split into multiple submodule.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (6)
1. a kind of definite method of edge customer, which is characterized in that including：
Base station issues the first metrical information, first metrical information to the user equipment (UE) for newly accessing itself affiliated serving cell
The UE is used to indicate when the Reference Signal Received Power RSRP values for measuring itself affiliated subdistrict meet the first preset condition,
According to default first rule is reported to report the first measurement result to the base station；If receive the first survey that the UE is reported
Measure result, it is determined that the UE is edge customer；
The base station is added to edge customer after determining the UE for edge customer, by the UE and concentrates, and is monitoring
When the UE that the edge customer in the default scheduling of resource cycle is concentrated changes, to included by the edge customer collection
UE carries out scheduling of resource；
After the UE is added to edge customer collection by the base station, the second metrical information, second measurement are issued to the UE
Information is used to indicate the UE when the RSRP values for measuring itself affiliated subdistrict meet the second preset condition, according to default the
Two report rule to report the second measurement result to the base station；
If receive the second measurement result that the UE is reported, it is determined that user centered on the UE, and by the UE from institute
It states edge customer and concentrates removal.
2. the method as described in claim 1, which is characterized in that further include：
The base station after user, returns to the step that first metrical information is issued to the UE centered on the UE is determined
Suddenly.
3. such as the method any one of claim 1-2, which is characterized in that first preset condition measures for the UE
RSRP values to itself affiliated subdistrict are less than predetermined threshold value；
The RSRP values that second preset condition measures itself affiliated subdistrict for the UE are more than the predetermined threshold value；
Described first reports rule to set periodic report according to first for the UE, and number is reported to reach the first setting number
When stop report；
Described second reports rule to set periodic report according to second for the UE, and number is reported to reach the second setting number
When stop report.
4. a kind of base station equipment, which is characterized in that including：
Module is issued, for issuing the first measurement letter to the user equipment (UE) for newly accessing the affiliated serving cell of the base station equipment
Breath, first metrical information are used to indicate the UE and are measuring the Reference Signal Received Power RSRP values of itself affiliated subdistrict
When meeting the first preset condition, according to default first rule is reported to report the first measurement result to the base station；It is adjusted in addition
After the UE is added to edge customer collection by degree module, the second metrical information is issued to the UE, second metrical information is used
In the instruction UE when the RSRP values for measuring itself affiliated subdistrict meet the second preset condition, reported according to default second
Rule reports the second measurement result to the base station；
Determining module, for when receiving the first measurement result that the UE is reported, determining that the UE is edge customer；It is connecing
When receiving the second measurement result that the UE is reported, it is determined that user centered on the UE, and the UE is used from the edge
Family, which is concentrated, to be removed；
Scheduler module is added, for after the determining module determines the UE for edge customer, the UE to be added to edge
User concentrates, and when the UE for monitoring that the edge customer in the default scheduling of resource cycle is concentrated changes, to institute
It states the UE included by edge customer collection and carries out scheduling of resource.
5. base station equipment as claimed in claim 4, which is characterized in that the determining module is additionally operable to determining the UE
Centered on after user, the step of module execution issues the first metrical information is issued described in return.
6. such as the base station equipment any one of claim 4-5, which is characterized in that first survey for issuing module and issuing
Amount information indicates the first preset condition that the RSRP values of itself affiliated subdistrict of the UE measurements meet, and is measured certainly for the UE
The RSRP values of body affiliated subdistrict are less than predetermined threshold value；
What the RSRP values of itself affiliated subdistrict for issuing the second metrical information instruction UE measurements that module issues met
Second preset condition, the RSRP values that itself affiliated subdistrict is measured for the UE are more than the predetermined threshold value；
It is described to issue the first metrical information that module issues and indicate that the UE is measuring the RSRP values satisfaction of itself affiliated subdistrict
During first preset condition according to first report rule, be the UE according to the first setting periodic report, and report time
Stop reporting when number reaches the first setting number；
It is described to issue the second metrical information that module issues and indicate that the UE is measuring the RSRP values satisfaction of itself affiliated subdistrict
During second preset condition according to second report rule, be the UE according to the second setting periodic report, and report time
Stop reporting when number reaches the second setting number.
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| CN111010714B (en) * | 2019-11-28 | 2023-09-12 | 北京长焜科技有限公司 | Method for improving conversation quality of LTE system edge VoLTE voice user |
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| CN102256299A (en) * | 2011-07-06 | 2011-11-23 | 大唐移动通信设备有限公司 | Terminal measurement reporting method and device |
| CN103139825A (en) * | 2011-12-01 | 2013-06-05 | 中兴通讯股份有限公司 | Method, device and base station for dividing limbic users in long term evolution (LTE) system |
| CN103199973A (en) * | 2012-01-04 | 2013-07-10 | 中兴通讯股份有限公司 | Method and device of multipoint cooperation dispatch |
| CN103686748A (en) * | 2012-09-26 | 2014-03-26 | 普天信息技术研究院有限公司 | Method for partitioning edge users in downlink |
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