CN106255202A - The system of selection of a kind of LMU and relevant device - Google Patents
The system of selection of a kind of LMU and relevant device Download PDFInfo
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- CN106255202A CN106255202A CN201610807850.1A CN201610807850A CN106255202A CN 106255202 A CN106255202 A CN 106255202A CN 201610807850 A CN201610807850 A CN 201610807850A CN 106255202 A CN106255202 A CN 106255202A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- 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
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0061—Transmission or use of information for re-establishing the radio link of neighbour cell information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0072—Transmission or use of information for re-establishing the radio link of resource information of target access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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Abstract
The embodiment of the invention discloses system of selection and the relevant device of a kind of LMU, for solving the computationally intensive problem existing for selection course of existing LMU.Embodiment of the present invention method is applied to mobile location service LCS alignment system, including: first network equipment obtains the Target cell that user equipment (UE) is currently located；Described first network equipment determines primary importance measuring unit LMU that described Target cell is corresponding；Described first network equipment determines the 2nd LMU that the abutting subdistrict adjacent with described Target cell is corresponding；Described in described first network equipment choice, a LMU and described 2nd LMU is as target LMU.
Description
Technical field
The present invention relates to field of locating technology, be specifically related to a kind of location measurement unit (location measurement
Unit, LMU) system of selection and relevant device.
Background technology
Mobile location service (location service, LCS) is that a kind of positional information according to user place provides
Value-added service, it is to mark in global system for mobile communications (global system for mobile communication, GSM)
The evolution of quasi-specification proposes, refers to that telecom operators or third party service provider utilize subscriber equipment (user
Equipment, UE) business that available positional information is provided, LCS is in the needs of the competition of global telecommunication market, energy
Enough competitiveness that telecom operators are effectively provided.
Wherein, in R11 agreement, propose a kind of up arrival time difference (uplink time difference of
Arrival, UTDOA) location algorithm, UTDOA location algorithm utilizes the reference signal of UE, such as: detection reference signal
(sounding reference signal, SRS), does not require UE itself, wireless LMU carry out SRS measurement, then will
The measurement data of SRS report evolution location service center (evolved serving mobile location centre,
E-SMLC), E-SMLC positions according to measurement data.As it is shown in figure 1, be a structural representation of LCS alignment system, whole
Individual position fixing process is:
1, LCS client initiates Location Request, and the gateway being sent to Location Request be connected with LCS client moves position
Put center (gateway mobile location center, GMLC).
2, GMLC is obtained UE currently connect by inquiry home subscriber server (home subscriber server, HSS)
The mobile management entity (Mobile Managenment Entity, MME) entered, then GMLC Location Request is sent to UE work as
The MME of front access.
3, after MME receives Location Request, this Location Request is forwarded to E-SMLC.
4, after E-SMLC receives Location Request, select UTDOA location algorithm, initiate location to base station (eNodeB) and measure
Request.
5, after eNodeB receives location measurement request, the SRS of configuration UE, is handed down to UE by SRS, returns SRS simultaneously and give
After E-SMLC, UE receive SRS, proceed by SRS broadcast.
6, E-SMLC receives the SRS that eNodeB returns, and selects to carry out target LMU of SRS measurement, and to the target selected
LMU initiates location and measures request.
7, measurement data is returned to E-SMLC by target LMU.
8, E-SMLC carries out position calculation according to measurement data, and the position calculation result of UE is returned to MME.
9, after MME receives the position calculation result of UE, the position calculation result of UE is returned GMLC.
10, the position calculation result of UE is reported LCS client by GMLC, and positioning flow terminates.
When E-SMLC selects target LMU, it is desirable to the SRS selecting suitable LMU to carry out UE measures, it is however generally that, LMU believes
Ratio of making an uproar is the highest, and distance UE is the nearest, and the data that LMU measures are the most accurate, and positioning precision is the highest.Require on Current protocol that LMU is to E-
The bandwidth information that SMLC sends the positional information of LMU, LMU supports, as shown in Table 1.
Table one
Meanwhile, E-SMLC also needs to static configuration UE and is currently located the positional information of community, such as: the general land of evolution
Wireless access network (evolved universal terrestrial radio access network, E-UTRAN) community is complete
Office mark (E-UTRAN cell global identifier, ECGI), peripheral hardware interconnection standard (Personal Computer
Interface, PCI) information etc..
When E-SMLC selects suitable LMU, it is currently located the positional information of community according to the positional information of LMU and UE, and
According to distance, LMU is ranked up, selects nearer LMU to carry out SRS measurement as target LMU.Due in mobile network
The specification of LMU and the specification of community are the biggest, reach tens thousand of to hundreds thousand of specifications, carry out distance and calculate in mass data
Determining target LMU, whole process is computationally intensive, thus affects the efficiency of selection of LMU.
Summary of the invention
Embodiments provide system of selection and the relevant device of a kind of LMU, for solving the selection of existing LMU
Computationally intensive problem existing for journey, the process amount of calculation of whole selection target LMU is little, thus is effectively improved the selection of LMU
Efficiency.
First aspect present invention provides the system of selection of a kind of LMU, and the method is applied to mobile location service LCS location system
System, at least includes first network equipment in this LCS alignment system, and first this first network equipment obtain the current institute of user equipment (UE)
Target cell, then determine primary importance measuring unit LMU that this Target cell is corresponding, it is then determined that with this Target cell phase
The 2nd LMU that adjacent abutting subdistrict is corresponding, so, this first network equipment just can directly select a LMU and the 2nd LMU and make
For target LMU.
Unlike the prior art, after obtaining the Target cell that UE is currently located, and the position of not according to Target cell
Confidence breath and the positional information of LMU determine target LMU, and determine that a LMU that this Target cell is corresponding and with this target
The 2nd LMU that adjacent abutting subdistrict, community is corresponding, then directly select a LMU and the 2nd LMU as target LMU.This
Sample, the process amount of calculation of whole selection target LMU is little, thus is effectively improved the efficiency of selection of LMU.
In the implementation that some are possible, determine that the abutting subdistrict adjacent with Target cell is corresponding at first network equipment
The 2nd LMU before, this first network equipment obtains positional information and the cell adjacent relation table of this Target cell, then root
From this cell adjacent relation table, the abutting subdistrict adjacent with this Target cell is obtained according to the positional information of this Target cell.
Unlike the prior art, it is not necessary on first network equipment, configure the positional information of community, but the first net
Network equipment obtains cell adjacent relation table, first network equipment according to the positional information of this Target cell from the cell adjacency obtained
Directly obtaining the abutting subdistrict adjacent with this Target cell in relation table, amount of calculation is few, simple and convenient.
In actual applications, first network equipment obtains the mode of cell adjacent relation table to be had a variety of, and being described below can
Several acquisition modes that can realize:
The first acquisition mode is: first network equipment obtains cell adjacent relation table from second network equipment, wherein, is somebody's turn to do
Cell adjacent relation table is arranged on second network equipment.Visible, it is not necessary on first network equipment, to configure the position letter of community
Breath, but first network equipment obtains cell adjacent relation table by second network equipment, thus decrease first network equipment
Configuration workload.
The second obtains mode: first network equipment obtains cell adjacent relation table, wherein, this cell adjacency from this locality
Relation table is arranged on described first network equipment.In actual applications, first network equipment is should by other equipment
Cell adjacent relation table is arranged on this first network equipment, thus decreases the configuration workload of first network equipment.
In the implementation that some are possible, before first network equipment determines the LMU that Target cell is corresponding, first
The network equipment obtains N number of positional information of N number of LMU and is arranged in N number of positional information of N number of LMU ShangNGe community, wherein, and N
For the integer more than 0, so, the first network equipment N number of positional information according to N number of LMU and N number of positional information of N number of community
Determine the corresponding relation between community and LMU.In actual applications, the corresponding relation between this community and LMU can be with list
Form this locality preserve, it is simple to follow-up lookup.Follow-up first network equipment is directly according to the corresponding relation between community and LMU
Determining the LMU that Target cell is corresponding, first network equipment directly determines and mesh according to the corresponding relation between community and LMU
Mark the 2nd LMU that adjacent abutting subdistrict, community is corresponding, wherein, the 2nd LMU at least.
Visible, it is not necessary to static configuration data on first network equipment, thus save a large amount of maintenance workload, reduce dimension
Protect difficulty, the real-time that when improve network change, data update.Simultaneously, it is not necessary to calculate according to distance and select a LMU
Or the 2nd LMU, thus alleviate the amount of calculation of first network equipment, reduce the performance consumption of first network equipment.
In the implementation that some are possible, first network equipment obtains LMU adjacency table from the 3rd network equipment, so
Afterwards according to corresponding from the abutting subdistrict that the acquisition of described LMU adjacency table is adjacent with this Target cell for a described LMU second
LMU。
Visible, this first network equipment directly obtains twoth LMU adjacent for LMU with the oneth according to this LMU adjacency table,
Thus effectively save the configuration workload of first network equipment, then first network equipment directly selects the mesh that UE is currently located
Mark the oneth LMU corresponding to community and the 2nd LMU corresponding to the abutting subdistrict adjacent with this Target cell is as this target LMU, whole
The process amount of calculation of individual selection target LMU is little, thus is effectively improved the efficiency of selection of LMU.
Second aspect present invention provides a kind of network equipment, and this network equipment is that the first network in LCS alignment system sets
Standby, this first network equipment is configured to realize the function of the method that above-mentioned first aspect provides.This function can be real by hardware
Existing, it is also possible to performing corresponding software by hardware and realize, this hardware or software include one or more relative with above-mentioned functions
The module answered.
Third aspect present invention provides a kind of network equipment, and this network equipment is that the first network in LCS alignment system sets
Standby, this first network equipment includes wired or radio network interface, memorizer, processor, wherein, stores one in memorizer
Or multiple program, this memorizer is for providing this operational order that one or more programs include and data to processor, at this
Reason device performs the program of storage step in the method realizing the offer of above-mentioned first aspect in this memorizer.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for
From the point of view of those skilled in the art, on the premise of not paying creative work, it is also possible to obtain the attached of other according to these accompanying drawings
Figure.
Fig. 1 is a structural representation of LCS alignment system in prior art；
Fig. 2 is a structural representation of LCS alignment system in the embodiment of the present invention；
Fig. 3 is a structural representation of first network equipment in the embodiment of the present invention；
Fig. 4 is an embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention；
Fig. 5 a is an application scenarios embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention；
Fig. 5 b is another application scenarios embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention；
Fig. 6 is another embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention；
Fig. 7 is another application scenarios embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention；
Fig. 8 is another embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention；
Fig. 9 is another application scenarios embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention；
Figure 10 is another structural representation of first network equipment in the embodiment of the present invention.
Detailed description of the invention
Embodiments provide system of selection and the relevant device of a kind of LMU, for solving the selection of existing LMU
Computationally intensive problem existing for journey, the process amount of calculation of whole selection target LMU is little, thus is effectively improved the selection of LMU
Efficiency.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, the every other enforcement that those skilled in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
Term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second ", " the 3rd ", "
Four " etc. (if present) is for distinguishing similar object, without being used for describing specific order or precedence.Should manage
Solve the data so used can exchange in the appropriate case, in order to the embodiments described herein can be with except here illustrating
Or the order enforcement beyond the content described.Additionally, term " includes " and " having " and their any deformation, it is intended that
Cover non-exclusive comprising, such as, contain series of steps or the process of unit, method, system, product or equipment need not limit
In those steps clearly listed or unit, but can include the most clearly listing or for these processes, method, product
Product or intrinsic other step of equipment or unit.
Before introducing the embodiment of the present invention, first introduce the LCS alignment system that the present invention relates to, as in figure 2 it is shown, should
LCS alignment system includes multiple network equipment and multiple UE, communicates to connect between each network equipment and UE, wherein, and this network
Equipment at least includes first network equipment, and this first network equipment can be E-SMLC, in the inventive solutions, relates to
To the selection course of target LMU, wherein, E-SMLC select a LMU that the Target cell that is currently located of UE is corresponding and with this mesh
2nd LMU corresponding to adjacent abutting subdistrict, mark community is as this target LMU, and the process amount of calculation of whole selection target LMU is little,
Thus it is effectively improved the efficiency of selection of target LMU.
Referring to Fig. 3, be introduced the concrete structure of the first network equipment that the present invention relates to, described first network sets
Standby 100 include: the parts such as wired or radio network interface 110, memorizer 120, processor 130.Those skilled in the art can
To understand, the structure of the first network equipment 100 shown in Fig. 3 is not intended that the restriction to first network equipment, can include
More more or less of parts than Fig. 3, or combine some parts, or different parts are arranged.
Wired or radio network interface 110 can be used for receiving and sending messages, such as: the reception of signal and transmission.Wired or
Radio network interface 110 is communicated by other equipment such as radio communication and UE, radio communication can use arbitrary communication standard or
Agreement, includes but not limited to global system for mobile communications (English full name: Global System of Mobile
Communication, GSM), general packet radio service (English full name: General Packet Radio abbreviation:
Service, abbreviation: GPRS), CDMA (English full name: Code Division Multiple Access, abbreviation:
CDMA), WCDMA (English full name: Wideband Code Division Multiple Access, abbreviation:
LTE), Email, Short Message Service (English WCDMA), Long Term Evolution (English full name: Long Term Evolution, abbreviation:
Literary composition full name: Short Messaging Service, abbreviation: SMS) etc..
Memorizer 120 can be used for storing one or more program, this memorizer 120 for processor 130 provide this one
Operational order that individual or multiple programs include and data, processor 130 is stored in the one or more of memorizer 120 by operation
Program, thus perform the application of various functions and the data process of first network equipment 100.
Described processor 130 obtains, for first network equipment, the Target cell that user equipment (UE) is currently located；
Described processor 130 is additionally operable to determine primary importance measuring unit LMU that described Target cell is corresponding；
Described processor 130 is additionally operable to determine the 2nd LMU that the abutting subdistrict adjacent with described Target cell is corresponding；
Described processor 130 is additionally operable to select a described LMU and described 2nd LMU as target LMU.
In the implementation that some are possible, described processor 130 is additionally operable to determine the neighbour adjacent with described Target cell
Before meeting the 2nd LMU that community is corresponding, obtain the positional information of described Target cell；Obtain cell adjacent relation table；According to institute
The positional information stating Target cell obtains the abutting subdistrict adjacent with described Target cell from described cell adjacent relation table.
In the implementation that some are possible, described processor 130 is specifically for obtaining described little from second network equipment
District's adjacency table, wherein, described cell adjacent relation table is arranged on described second network equipment.
In the implementation that some are possible, described processor 130 closes specifically for obtaining described cell adjacency from this locality
Being table, wherein, described cell adjacent relation table is arranged on described first network equipment.
In the implementation that some are possible, described processor 130 is additionally operable to determine first that described Target cell is corresponding
Before LMU, obtain N number of positional information of N number of LMU and be arranged in N number of positional information of described N number of LMU ShangNGe community, its
In, N is the integer more than 0；N number of positional information and N number of positional information of described N number of community according to described N number of LMU determine little
Corresponding relation between district and LMU.
In the implementation that some are possible, right specifically for according between described community and LMU of described processor 130
The LMU determining that described Target cell is corresponding should be related to.
In the implementation that some are possible, right specifically for according between described community and LMU of described processor 130
The 2nd LMU determining that the abutting subdistrict adjacent with described Target cell is corresponding should be related to.
In the implementation that some are possible, described processor 130 adjoins specifically for obtaining LMU from the 3rd network equipment
Relation table；The abutting subdistrict adjacent with described Target cell is obtained from described LMU adjacency table corresponding according to a described LMU
The 2nd LMU.
Referring to Fig. 4, for an embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention, the method is applied
In LCS alignment system, this LCS alignment system includes first network equipment and second network equipment, the idiographic flow of this embodiment
As follows:
Step 401, first network equipment obtain the Target cell that UE is currently located.
In the embodiment of the present invention, this first network equipment can be E-SMLC, and this Target cell is that the UE for location works as
The community at front place.In actual applications, E-SMLC obtains the Location Request to UE from MME, and E-SMLC selects UTDOA location to calculate
Normal direction base station sends location and measures request, then the SRS of request configuration UE is measured in base station according to the location received, and by configuration
SRS is handed down to UE and returns to E-SMLC, and E-SMLC selects to carry out target LMU of SRS measurement according to SRS, then selecting mesh
Before mark LMU, need to obtain the Target cell that UE is currently located.
Step 402, first network equipment obtain N number of positional information of N number of LMU and are arranged in N number of LMU ShangNGe community
N number of positional information, wherein, N is the integer more than 0.
Unlike the prior art, it is not necessary at the positional information of first network equipment (such as: E-SMLC) configuration community,
But on LMU, configure the positional information of community, thus decrease the workload of the configuration data of E-SMLC.Wherein, this community
Positional information include the information such as ECGI, PCI and frequency.
Step 403, first network equipment determine according to N number of positional information of N number of LMU and N number of positional information of N number of community
Corresponding relation between community and LMU.
In the embodiment of the present invention, first network equipment is according to the N number of positional information of N number of LMU obtained and the N of N number of community
Individual positional information determines the corresponding relation between community and LMU in advance, and in actual applications, this first network equipment is all right
Corresponding relation between the community determined and LMU is carried out in the form of a list local preservation, it is simple to follow-up lookup uses.
In actual applications, LMU configures the information such as ECGI, PCI and frequency, such as following table two:
Table two
Further, E-SMLC determines between the positional information (information such as ECGI, PCI and frequency) of LMU and wireless area
Binding relationship, when LMU is linked into E-SMLC, is carried to E-SMLC by this binding relationship.
According to the corresponding relation between described community and LMU, step 404, first network equipment determine that Target cell is corresponding
Oneth LMU.
In the embodiment of the present invention, owing to first network equipment determines the corresponding relation between community and LMU in advance, then when really
After determining the Target cell that UE is currently located, then directly determine that this Target cell is corresponding according to the corresponding relation between community with LMU
A LMU, wherein, a LMU is the LMU that Target cell is corresponding.
Step 405, first network equipment obtain the positional information of Target cell.
In the embodiment of the present invention, after determining the LMU that Target cell is corresponding, in addition it is also necessary to determine and this Target cell phase
The 2nd LMU that adjacent abutting subdistrict is corresponding, wherein, at the 2nd LMU determining that the abutting subdistrict adjacent with this Target cell is corresponding
Before, the positional information of this Target cell is first determined, it is simple to determine and this Target cell according to the positional information of this Target cell
Adjacent abutting subdistrict.
Step 406, first network equipment obtain cell adjacent relation table, wherein, this cell adjacency from second network equipment
Relation table is arranged on second network equipment.
Unlike the prior art, it is not necessary on first network equipment, configure the positional information of community, but the first net
Network equipment obtains cell adjacent relation table by second network equipment, adjacent owing to being configured with community on second network equipment in advance
Connecing relation table, wherein, this second network equipment can be base station, and as a example by first network equipment is as E-SMLC, E-SMLC is direct
The cell adjacent relation table that this Target cell is corresponding is obtained from base station.
Step 407, first network equipment obtain and mesh from cell adjacent relation table according to the positional information of Target cell
The abutting subdistrict that mark community is adjacent.
In the embodiment of the present invention, first network equipment closes from the cell adjacency obtained according to the positional information of this Target cell
Being directly to obtain the abutting subdistrict adjacent with this Target cell in table, amount of calculation is few, simple and convenient.
Step 408, first network equipment determine the neighbour adjacent with Target cell according to the corresponding relation between community with LMU
Meet the 2nd LMU that community is corresponding.
In the embodiment of the present invention, first network equipment is directly according to the corresponding relation between community and the LMU determined in advance
Determining the 2nd LMU that the abutting subdistrict adjacent with this Target cell is corresponding, wherein, the 2nd LMU is that this abutting subdistrict is corresponding
LMU, the 2nd LMU at least one.
Step 409, first network equipment choice the oneth LMU and the 2nd LMU are as target LMU.
In the embodiment of the present invention, first network equipment directly selects the LMU that Target cell that UE is currently located is corresponding
With the 2nd LMU corresponding to the abutting subdistrict adjacent with this Target cell is as this target LMU, the process of whole selection target LMU
Amount of calculation is little, thus is effectively improved the efficiency of selection of LMU.
As shown in Figure 5 a, in actual applications, as a example by first network equipment is as E-SMLC, LMU configures the mark of LMU
Knowing code, the positional information of LMU, the capability set of LMU and the information such as ECGI, PCI of home cell and frequency, LMU is by creating
When the mode of request (SLm Setup Request) is linked into E-SMLC, wherein, this SLm Setup Request includes little
Zone position information, such as: the information such as ECGI, PCI, frequency.
Positional information that E-SMLC obtains LMU from SLm Setup Request and the position of community being arranged on LMU
Information, if UE is positioned by E-SMLC, then E-SMLC obtains, from second network equipment (such as: base station), the mesh that UE is currently located
The cell adjacent relation table of mark community, in actual applications, this cell adjacent relation table forms list in a predetermined sequence, it is simple to
Follow-up lookup.As shown in Figure 5 b, E-SMLC, when selecting target LMU by UTDOA location algorithm, directly selects UE and is currently located
LMU corresponding to Target cell and LMU corresponding to the abutting subdistrict adjacent with this Target cell, using these LMU as being used for
Target LMU that location is measured.
Visible, when LMU accesses E-SMLC, LMU actively reports the positional information of LMU to E-SMLC and is arranged on LMU
The positional information of community, in position fixing process, E-SMLC directly obtains the community of the Target cell that UE is currently located from base station
Adjacency table, then need not static configuration data on E-SMLC, thus save a large amount of maintenance workload, reduces Maintenance Difficulty
Degree, the real-time that when improve network change, data update.Simultaneously, it is not necessary to according to distance calculate select target LMU, thus
Alleviate the amount of calculation of E-SMLC, reduce the performance consumption of E-SMLC.
Referring to Fig. 6, for another embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention, the method should
For LCS alignment system, this LCS alignment system includes first network equipment, and the idiographic flow of this embodiment is as follows:
Step 601, first network equipment obtain the Target cell that UE is currently located.
Step 602, first network equipment obtain N number of positional information of N number of LMU and are arranged in N number of LMU ShangNGe community
N number of positional information, wherein, N is the integer more than 0.
Step 603, first network equipment determine according to N number of positional information of N number of LMU and N number of positional information of N number of community
Corresponding relation between community and LMU.
According to the corresponding relation between described community and LMU, step 604, first network equipment determine that Target cell is corresponding
Oneth LMU.
Step 605, first network equipment obtain the positional information of Target cell.
Step 606, first network equipment obtain cell adjacent relation table from this locality, and wherein, this cell adjacent relation table is joined
Put on first network equipment.
Unlike embodiment illustrated in fig. 4, first network equipment obtains this cell adjacent relation table from this locality, in reality
In application, it is by other equipment, this cell adjacent relation table to be arranged on this first network equipment, thus decreases
The configuration workload of one network equipment.
Step 607, first network equipment obtain and mesh from cell adjacent relation table according to the positional information of Target cell
The abutting subdistrict that mark community is adjacent.
Step 608, first network equipment determine the neighbour adjacent with Target cell according to the corresponding relation between community with LMU
Meet the 2nd LMU that community is corresponding.
Step 609, first network equipment choice the oneth LMU and the 2nd LMU are as target LMU.
It should be noted that step 601 to step 605 and step 607 to step 609 and the step 401 shown in Fig. 4 to
Step 405 and step 407 are same or like to step 409, specifically see step 401 to step 405 and step 407
To the description of step 409, here is omitted.
As it is shown in fig. 7, in actual applications, as a example by first network equipment is as E-SMLC, LMU configures the mark of LMU
Knowing code, the positional information of LMU, the capability set of LMU and the information such as ECGI, PCI of home cell and frequency, LMU passes through SLm
When the mode of Setup Request is linked into E-SMLC, wherein, this SLm Setup Request includes ECGI, PCI, frequency
Etc. information, positional information that E-SMLC obtains LMU from SLm Setup Request and the position of community being arranged on LMU
Information.On E-SMLC, community is configured by OSS (The Office of Strategic Services, OSS)
Between cell adjacent relation table.
If UE is positioned by E-SMLC, then the Target cell that E-SMLC is currently located according to UE, from configuring the little of multiple communities
District's adjacency table is searched the cell adjacent relation table of the Target cell that UE is currently located, then selects directly to select during target LMU
Select LMU corresponding to Target cell that UE is currently located and LMU corresponding to the abutting subdistrict adjacent with this Target cell, by these
Target LMU that LMU measures as location.
Visible, when LMU accesses E-SMLC, the positional information of LMU active reporting LMU and the positional information of community, pass through
OSS configures the cell adjacent relation table of intrasystem minizone on E-SMLC, it is possible to save the workload of static data configuration,
Save maintenance workload.Select target LMU in addition, it is not necessary that calculate according to distance, thus alleviate the calculating work of E-SMLC
Measure, reduce the performance consumption of E-SMLC.
Referring to Fig. 8, for an embodiment schematic diagram of the system of selection of LMU in the embodiment of the present invention, the method is applied
In LCS alignment system, this LCS alignment system includes first network equipment and the 3rd network equipment, the idiographic flow of this embodiment
As follows:
Step 801, first network equipment obtain the Target cell that user equipment (UE) is currently located.
Step 802, first network equipment determine the LMU that Target cell is corresponding.
In actual applications, this first network equipment can be chosen from this target according to the positional information of this Target cell
Community apart from closer LMU as a LMU.Certainly, in actual applications, it is also possible to determine this mesh by other means
The LMU that mark community is corresponding, is not specifically limited herein.
Step 803, first network equipment obtain LMU adjacency table from the 3rd network equipment.
Unlike Fig. 4 and embodiment illustrated in fig. 6, it is not necessary to determine the corresponding relation between community and LMU, when determining this
After the LMU that Target cell is corresponding, directly obtain this LMU adjacency table from the 3rd network equipment, i.e. obtain with this first
The 2nd adjacent for LMU LMU, the 2nd LMU at least one.
Step 804, first network equipment obtain adjacent with Target cell according to a described LMU from LMU adjacency table
The 2nd LMU corresponding to abutting subdistrict.
In the embodiment of the present invention, this first network equipment directly obtains adjacent with a LMU according to this LMU adjacency table
The 2nd LMU, thus effectively save the configuration workload of first network equipment.
Step 805, first network equipment choice the oneth LMU and the 2nd LMU are as target LMU.
In the embodiment of the present invention, first network equipment directly selects the LMU that Target cell that UE is currently located is corresponding
With the 2nd LMU corresponding to the abutting subdistrict adjacent with this Target cell is as this target LMU, the process of whole selection target LMU
Amount of calculation is little, thus is effectively improved the efficiency of selection of LMU.
As it is shown in figure 9, in actual applications, as a example by first network equipment is as E-SMLC, LMU configures the mark of LMU
Know code, the positional information of LMU, the capability set of LMU and the information such as ECGI, PCI of community ownership and frequency, in LCS location system
System is disposed the 3rd extra network equipment, such as: syntopy learning server, for collecting the positional information of LMU, ownership
The information such as ECGI, PCI of community and frequency, and learn by oneself LMU syntopy, form the LMU adjacency table between the whole network LMU.
LMU is linked into the positional information of the locally stored LMU of E-SMLC, E-SMLC by SLm Setup Request.If E-
UE is being positioned by SMLC, selects target LMU, then E-SMLC directly obtains the target with UE place from syntopy learning server
The LMU that adjacent abutting subdistrict, community is corresponding, target LMU that these LMU are measured as location.
Visible, increase extra syntopy learning server newly in LCS alignment system kind and collect and safeguard that LMU is adjacent and close
System, saves the maintenance workload of E-SMLC, also mitigates the amount of calculation of E-SMLC, reduces the performance consumption of E-SMLC.
For ease of preferably implementing the above-mentioned correlation technique of the embodiment of the present invention, it is also provided below for coordinating said method
Relevant device.
Refer to Figure 10, for a structural representation of first network equipment 1000, this first net in the embodiment of the present invention
Network equipment is the network equipment in LCS alignment system, and this first network equipment 1000 includes acquisition module 1100, determines module
1200, select module 1300.
Acquisition module 1100, for obtaining the Target cell that user equipment (UE) is currently located；
Determine module 1200, for determining primary importance measuring unit LMU that described Target cell is corresponding；
Described determine module 1200, be additionally operable to determine the 2nd LMU that the abutting subdistrict adjacent with described Target cell is corresponding；
Select module 1300, described determine that a described LMU that module 1200 determines and described 2nd LMU makees for selecting
For target LMU.
In the implementation that some are possible,
Described acquisition module 1100, is additionally operable to that described to determine that module 1200 determines adjacent with described Target cell adjacent little
Before the 2nd LMU that district is corresponding, obtain the positional information of described Target cell；Obtain cell adjacent relation table；According to described mesh
The positional information of mark community obtains the abutting subdistrict adjacent with described Target cell from described cell adjacent relation table.
In the implementation that some are possible, described acquisition module 1100 is described specifically for obtaining from second network equipment
Cell adjacent relation table, wherein, described cell adjacent relation table is arranged on described second network equipment.
In the implementation that some are possible, described acquisition module 1100 specifically for obtaining described cell adjacency from this locality
Relation table, wherein, described cell adjacent relation table is arranged on described first network equipment.
In the implementation that some are possible,
Described acquisition module 1100, be additionally operable to described determine that module determines the LMU that described Target cell is corresponding before,
Obtaining N number of positional information of N number of LMU and be arranged in N number of positional information of described N number of LMU ShangNGe community, wherein, N is big
In the integer of 0；
Described determine module 1200, be additionally operable to the N number of of the N number of positional information according to described N number of LMU and described N number of community
Positional information determines the corresponding relation between community and LMU.
In the implementation that some are possible, described determine that module 1200 is specifically for according between described community and LMU
Corresponding relation determine the LMU that described Target cell is corresponding.
In the implementation that some are possible, described determine that module 1200 is specifically for according between described community and LMU
Corresponding relation determine the 2nd LMU that the abutting subdistrict adjacent with described Target cell is corresponding.
In the implementation that some are possible, described determine module specifically for from the 3rd the network equipment obtain LMU adjoin
Relation table；The abutting subdistrict adjacent with described Target cell is obtained from described LMU adjacency table corresponding according to a described LMU
The 2nd LMU.
Unlike the prior art, after acquisition module 1100 obtains the Target cell that UE is currently located, module is determined
1200 and the positional information of not according to Target cell and the positional information of LMU determine target LMU, and determine that this Target cell pair
The LMU answered and the 2nd LMU corresponding to the abutting subdistrict adjacent with this Target cell, then select module 1300 to directly select
Oneth LMU and the 2nd LMU is as target LMU.So, the process amount of calculation selecting target LMU is little, thus is effectively improved
The efficiency of selection of LMU.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, and the system of foregoing description,
The specific works process of device and unit, is referred to the corresponding process in preceding method embodiment, does not repeats them here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method are permissible
Realize by another way.Such as, device embodiment described above is only schematically, such as, and described unit
Dividing, be only a kind of logic function and divide, actual can have other dividing mode, the most multiple unit or assembly when realizing
Can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not performs.Another point, shown or
The coupling each other discussed or direct-coupling or communication connection can be the indirect couplings by some interfaces, device or unit
Close or communication connection, can be electrical, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize the mesh of the present embodiment scheme
's.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to two or more unit are integrated in a unit.Above-mentioned integrated list
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit realizes.
If described integrated unit realizes and as independent production marketing or use using the form of SFU software functional unit
Time, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part that in other words prior art contributed or this technical scheme completely or partially can be with the form of software product
Embodying, this computer software product is stored in a storage medium, including some instructions with so that a computer
Equipment (can be personal computer, server, or the network equipment etc.) performs the complete of method described in each embodiment of the present invention
Portion or part steps.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above, above example only in order to technical scheme to be described, is not intended to limit；Although with reference to front
State embodiment the present invention has been described in detail, it will be understood by those within the art that: it still can be to front
State the technical scheme described in each embodiment to modify, or wherein portion of techniques feature is carried out equivalent；And these
Amendment or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (17)
1. the system of selection of a LMU, it is characterised in that described method is applied to mobile location service LCS alignment system, described
Method includes:
First network equipment obtains the Target cell that user equipment (UE) is currently located；
Described first network equipment determines primary importance measuring unit LMU that described Target cell is corresponding；
Described first network equipment determines the 2nd LMU that the abutting subdistrict adjacent with described Target cell is corresponding；
Described in described first network equipment choice, a LMU and described 2nd LMU is as target LMU.
Method the most according to claim 1, it is characterised in that described first network equipment determines and described Target cell phase
Before the 2nd LMU that adjacent abutting subdistrict is corresponding, described method also includes:
Described first network equipment obtains the positional information of described Target cell；
Described first network equipment obtains cell adjacent relation table；
Described first network equipment obtains and institute from described cell adjacent relation table according to the positional information of described Target cell
State the abutting subdistrict that Target cell is adjacent.
Method the most according to claim 2, it is characterised in that described first network equipment obtains cell adjacent relation table bag
Include:
Described first network equipment obtains described cell adjacent relation table from second network equipment, and wherein, described cell adjacency closes
It is that table is arranged on described second network equipment.
Method the most according to claim 2, it is characterised in that described first network equipment obtains cell adjacent relation table bag
Include:
Described first network equipment obtains described cell adjacent relation table from this locality, and wherein, described cell adjacent relation table configures
On described first network equipment.
Method the most according to claim 1, it is characterised in that described first network equipment determines that described Target cell is corresponding
A LMU before, described method also includes:
Described first network equipment obtains N number of positional information of N number of LMU and is arranged in the N number of of described N number of LMU ShangNGe community
Positional information, wherein, N is the integer more than 0；
Described first network equipment determines according to N number of positional information of described N number of LMU and N number of positional information of described N number of community
Corresponding relation between community and LMU.
Method the most according to claim 5, it is characterised in that described first network equipment determines that described Target cell is corresponding
A LMU include:
Described first network equipment determine that described Target cell is corresponding according to the corresponding relation between described community and LMU first
LMU。
Method the most according to claim 5, it is characterised in that described first network equipment determines and described Target cell phase
The 2nd LMU that adjacent abutting subdistrict is corresponding includes:
Described first network equipment determines the neighbour adjacent with described Target cell according to the corresponding relation between described community and LMU
Meet the 2nd LMU that community is corresponding.
8. according to the method described in any one of claim 1 to 7, it is characterised in that described first network equipment determines with described
2nd LMU corresponding to abutting subdistrict that Target cell is adjacent includes:
Described first network equipment obtains LMU adjacency table from the 3rd network equipment；
Described first network equipment obtains adjacent with described Target cell according to a described LMU from described LMU adjacency table
The 2nd LMU corresponding to abutting subdistrict.
9. a network equipment, it is characterised in that the described network equipment is the first net in mobile location service LCS alignment system
Network equipment, described first network equipment includes:
Acquisition module, for obtaining the Target cell that user equipment (UE) is currently located；
Determine module, for determining primary importance measuring unit LMU that described Target cell is corresponding；
Described determine module, be additionally operable to determine the 2nd LMU that the abutting subdistrict adjacent with described Target cell is corresponding；
Select module, be used for selecting a described LMU and described 2nd LMU as target LMU.
The network equipment the most according to claim 9, it is characterised in that
Described acquisition module, is additionally operable to described determine that module determines second that the abutting subdistrict adjacent with described Target cell is corresponding
Before LMU, obtain the positional information of described Target cell；Obtain cell adjacent relation table；Position according to described Target cell
Information obtains the abutting subdistrict adjacent with described Target cell from described cell adjacent relation table.
11. network equipments according to claim 10, it is characterised in that described acquisition module is specifically for from the second network
Equipment obtains described cell adjacent relation table, and wherein, described cell adjacent relation table is arranged on described second network equipment.
12. network equipments according to claim 10, it is characterised in that described acquisition module is specifically for obtaining from this locality
Described cell adjacent relation table, wherein, described cell adjacent relation table is arranged on described first network equipment.
13. network equipments according to claim 9, it is characterised in that
Described acquisition module, be additionally operable to described determine that module determines the LMU that described Target cell is corresponding before, obtain N number of
N number of positional information of LMU and be arranged in N number of positional information of described N number of LMU ShangNGe community, wherein, N is whole more than 0
Number；
Described determine module, be additionally operable to the N number of positional information according to described N number of LMU and N number of positional information of described N number of community
Determine the corresponding relation between community and LMU.
14. network equipments according to claim 13, it is characterised in that described determine that module is specifically for according to described little
Corresponding relation between district with LMU determines the LMU that described Target cell is corresponding.
15. network equipments according to claim 13, it is characterised in that described determine that module is specifically for according to described little
Corresponding relation between district with LMU determines the 2nd LMU that the abutting subdistrict adjacent with described Target cell is corresponding.
16. according to the network equipment described in any one of claim 9 to 15, it is characterised in that described determine module specifically for
LMU adjacency table is obtained from the 3rd network equipment；Obtain with described from described LMU adjacency table according to a described LMU
The 2nd LMU that abutting subdistrict that Target cell is adjacent is corresponding.
17. 1 kinds of network equipments, it is characterised in that the described network equipment is first in mobile location service LCS alignment system
The network equipment, described first network equipment includes:
Wired or radio network interface, memorizer and processor, wherein, described wired or radio network interface, described
Communicate to connect between memorizer and described processor；
Wherein, storing one or more program in described memorizer, the one or more program includes instruction, and described instruction is worked as
Described first network equipment is made to perform the method as described in any one of claim 1 to 8 when being performed by described first network equipment.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807850.1A CN106255202A (en) | 2016-09-07 | 2016-09-07 | The system of selection of a kind of LMU and relevant device |
| PCT/CN2017/099632 WO2018045899A1 (en) | 2016-09-07 | 2017-08-30 | Method for selecting lmus and related devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610807850.1A CN106255202A (en) | 2016-09-07 | 2016-09-07 | The system of selection of a kind of LMU and relevant device |
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| WO (1) | WO2018045899A1 (en) |
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|---|---|---|---|---|
| WO2018045899A1 (en) * | 2016-09-07 | 2018-03-15 | 华为技术有限公司 | Method for selecting lmus and related devices |
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| CN101931858A (en) * | 2009-06-18 | 2010-12-29 | 华为技术有限公司 | Positioning assisting data configuration method and device for user equipment |
| CN103024757A (en) * | 2011-09-22 | 2013-04-03 | 中兴通讯股份有限公司 | LMU (location measurement unit) selection method and LMU selection device |
| CN105409258A (en) * | 2013-05-05 | 2016-03-16 | Lg电子株式会社 | Method and apparatus for proximity service discovery to provide proximity service |
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| US8548488B2 (en) * | 2007-11-30 | 2013-10-01 | Trueposition, Inc. | Automated configuration of a wireless location system |
| US8290496B2 (en) * | 2009-12-29 | 2012-10-16 | Trueposition, Inc. | Cooperating receiver selection for UMTS wireless location |
| US9060343B2 (en) * | 2011-10-03 | 2015-06-16 | Mediatek, Inc. | Support of network based positioning by sounding reference signal |
| CN106255202A (en) * | 2016-09-07 | 2016-12-21 | 上海华为技术有限公司 | The system of selection of a kind of LMU and relevant device |
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2016
- 2016-09-07 CN CN201610807850.1A patent/CN106255202A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101931858A (en) * | 2009-06-18 | 2010-12-29 | 华为技术有限公司 | Positioning assisting data configuration method and device for user equipment |
| CN103024757A (en) * | 2011-09-22 | 2013-04-03 | 中兴通讯股份有限公司 | LMU (location measurement unit) selection method and LMU selection device |
| CN105409258A (en) * | 2013-05-05 | 2016-03-16 | Lg电子株式会社 | Method and apparatus for proximity service discovery to provide proximity service |
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| WO2018045899A1 (en) * | 2016-09-07 | 2018-03-15 | 华为技术有限公司 | Method for selecting lmus and related devices |
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