Updating user's drive test allows the method and evolution base station of information
Technical field
The present invention relates to wireless communication field, more particularly to a kind of user's drive test that updates to allow the method and evolution base of information
Stand.
Background technology
The cost and complexity of artificial drive test, third generation partnership meter are carried out to reduce operator using special equipment
Draw (3GPP, Third Generation Partnership Projects) universal land radio access web (UTRAN,
Universal Terrestrial Radio Access Network, including base station (Node B) and radio network controller
(RNC)) and evolution universal land radio access web (E-UTRAN, Evolved Universal Terrestrial Radio
Access Network, including evolution base station (eNB)) system version 10 (Release-10) start introduce minimize drive test
(MDT, Minimization of Drive Test) function.Core net corresponding to UTRAN (CN, Core Network) includes place
Primary user's server (HSS, Home Subscriber Server), Mobile Switching Center Server (MSC Server, Mobile
Switching Centre Server), service GPRS Support Node (SGSN, Serving GPRS Support Node,
GPRS-General Packet Radio Service- GPRSs) etc..Core net includes corresponding to E-UTRAN
HSS, mobile management entity (MME, Mobile Management Entity) etc..Minimize drive test function and utilize user equipment
(UE, User Equipment, or be terminal) collects metrical information and passes through chain of command (Control Plane) signaling report automatically
Accuse and (RAN, Radio Access Network, refer to RNC to wireless access network for UTRAN systems, refer to for E-UTRAN systems
ENB), then by wireless access network the tracking to Operation & Maintenance System (OAM, Operation And Maintenance) is reported
Entity (TCE, Trace Collection Entity) is collected, for the network optimization, such as finds and solves the network coverage and ask
Topic.Drive test is minimized at present to be mainly used in realizing coverage optimization.
MDT supports the MDT (Management based MDT) based on the management and MDT (Signaling based on signaling
based MDT).Track reference (the Trace from OAM is included in MDT based on management and the MDT activate messages based on signaling
Reference) information, including public land mobile network (Public Land Mobile Network, PLMN) information,
By Mobile Country Code MCC (Mobile country code, MCC) and Mobile Network Code (Mobile Network code, MNC) group
Into.
The activation of MDT based on signaling is typically that OAM sends the tracking activate message (Trace for including MDT configurations
Session activation) for message to HSS to activate some UE MDT measurements, HSS sends the MDT configuration information of the UE
To MME, the MDT configuration information of the UE is sent to eNB by MME, and most MDT configuration information is sent to UE to eNB at last.Based on signaling
MDT generally uses IMSI International Mobile Subscriber Identity (IMSI, International Mobile Subscriber Identity) or state
Border mobile station apparatus identifies (IMEI, International Mobile Station Equipment Identity) to specify
Some UE, or along with area information to limit UE selection.
The activation of MDT based on management OAM typically (by taking E-UTRAN systems as an example, same below), which is sent, to be included
The tracking activate message (Trace session activation) of MDT configurations is measured to eNB with activating some UE MDT, eNB
Select suitable UE to carry out MDT, and MDT configuration information is sent to the UE chosen.Wherein eNB carries out MDT measurements in selection
, it is necessary to which considering UE user's drive test allows information (MDT user consent) during UE, that is, whether allow configuration based on pipe
The MDT measurements of reason, do not allow comprising permission and two kinds of situations.Described user's drive test allow information be by core-network side notify to
eNB.Information can be allowed by the message informing eNB of S1 mouths UE user's drive test during business is initially set up, that is,
The MDT based on management whether is allowed to measure.
In real process, UE user's drive test allows information to change, if real-time informing can increase S1
The signaling consumption of mouth.
The content of the invention
The invention provides a kind of user's drive test that updates to allow the method and evolution base station of information, to solve because of real-time informing
The problem of user's drive test to change allows to increase signaling consumption caused by information.
The invention provides a kind of user's drive test that updates to allow the method for information, and this method includes:
Evolution base station, which preserves the user's drive test carried in the handover request message received by X2 interface, allows information;
The evolution base station receives the path switching response message that mobile management entity (MME) is sent, according to the path
The new user's drive test of the information acquisition that is carried in switching response message allows information, and allows letter according to new user's drive test
User's drive test that breath renewal preserves allows information.
Preferably, before the evolution base station receives the path switching response message that MME is sent, methods described also includes:
The MME carries new user's drive test to evolution base station transmission allows the path handoff response of information to disappear
Breath.
Preferably, before the evolution base station receives the path switching response message that MME is sent, methods described also includes:
The evolution base station is carried in the path handover request message to the MME transmitting pathes handover request message
The user's drive test for having the evolution base station to be obtained from the handover request message allows information;
The MME allows information to determine what is currently obtained according to the user's drive test carried in the path handover request message
After user's drive test allows information to allow information for new user's drive test, to the evolution base station transmitting path switching response message,
New user's drive test is carried in the path switching response message allows information or new user's drive test to allow information phase
Allow the change information of information for the user's drive test carried in the path handover request message.
Preferably, when the information carried in the path switching response message allows information for new user's drive test
When, the evolution base station allows packet according to the new user's drive test of the information acquisition carried in the path switching response message
Include:
The evolution base station directly obtains new user's drive test according to the information carried in the path switching response message
Allow information;
When the information carried in the path switching response message is the change information, the evolution base station is according to institute
Stating the new user's drive test of the information acquisition carried in the switching response message of path allows information to include:
The evolution base station allows according to the information carried in the path switching response message and user's drive test of preservation
Information, obtaining new user's drive test allows information.
Preferably, user's drive test allows information to be used to represent whether user terminal allows to be selected by the evolution base station
Carry out minimum drive test (MDT) measurement based on management;Or user terminal is under different public land mobile networks (PLMN)
Whether allow to be carried out the MDT measurements based on management by evolution base station selection.
Present invention also offers a kind of evolution base station, the evolution base station includes:
Preserving module, allow letter for preserving the user's drive test carried in the handover request message received by X2 interface
Breath;
Update module, for receiving the path switching response message of mobile management entity (MME) transmission, according to the path
The new user's drive test of the information acquisition that is carried in switching response message allows information, and allows letter according to new user's drive test
User's drive test that breath renewal preserves allows information.
Preferably, the information carried in the path switching response message, which includes new user's drive test, allows information and new
User's drive test allows change information of the information relative to the user's drive test permission information carried in the path handover request message.
Preferably, when the information carried in the path switching response message allows information for new user's drive test
When, the update module, it is for directly obtaining new user road according to the information carried in the path switching response message
Surveying allows information;
The update module, it is to use when the information carried in the path switching response message is the change information
In allowing information according to the information carried in the path switching response message and user's drive test of preservation, new user road is obtained
Surveying allows information.
Preferably, user's drive test allows information to be used to represent whether user terminal allows to be selected by the evolution base station
Carry out minimum drive test (MDT) measurement based on management;Or user terminal is under different public land mobile networks (PLMN)
Whether allow to be carried out the MDT measurements based on management by evolution base station selection.
Preferably, it is described to be used to represent whether user terminal allows to select to carry out by the evolution base station under different PLMN
Based on management MDT measurement user's drive test allow information representation be:
The user terminal allows the PLMN lists for selecting to carry out the MDT measurements based on management by the evolution base station;Or
Person
The user terminal does not allow the PLMN lists that the MDT measurements based on management are carried out by evolution base station selection;
Or
Whether the user terminal allows the bitmap for carrying out MDT measurements under every PLMN in PLMN set.
Above-mentioned renewal user drive test allows the method and evolution base station of information, obtains and updates by x2 mouths handoff procedure
User's drive test allows information, it is not necessary to increases extra signaling consumption.
Brief description of the drawings
Fig. 1 is X2 mouths handoff procedure schematic diagram of the present invention;
Fig. 2 is the signaling process figure for the embodiment of the method one that present invention renewal user drive test allows information;
Fig. 3 is the signaling process figure for the embodiment of the method two that present invention renewal user drive test allows information;
Fig. 4 is the signaling process figure for the embodiment of the method three that present invention renewal user drive test allows information;
Fig. 5 is the structural representation of evolution base station embodiment of the present invention.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with accompanying drawing to the present invention
Embodiment be described in detail.It should be noted that in the case where not conflicting, in the embodiment and embodiment in the application
Feature can mutually be combined.
The invention provides a kind of user's drive test that updates to allow the method for information, and this method includes:
The user's drive test carried in the handover request message that step 11, evolution base station preservation are received by X2 interface allows letter
Breath;
Step 12, the evolution base station receive the path switching response message that mobile management entity (MME) is sent, according to institute
Stating the new user's drive test of the information acquisition carried in the switching response message of path allows information, and according to new user's drive test
The user's drive test for allowing information updating to preserve allows information.
As shown in figure 1, it is X2 mouths handoff procedure schematic diagram of the present invention, in X2 mouth handoff procedures, target eNB and MME lead to
Footpath handover request of passing by one's way (PATH SWITCH REQUEST) and path switching request response (PATH SWITCH REQUEST
ACK) carrying out user's drive test allows information exchange, and target eNB, which can obtain newest user's drive test, allows information.
When the information carried in the path switching response message allows information for new user's drive test, implementation process can join
See following examples one and embodiment two.
Embodiment one
As shown in Fig. 2 allow the signaling process figure of the embodiment of the method one of information, the mistake for present invention renewal user drive test
Journey includes:
Step 201, source eNB (i.e. eNB1) determine for UE to be switched to target (target) eNB (i.e. eNB2) Target cell
2, eNB1 send handover request (HANDOVER REQUEST) message prepares to eNB2 request switchable resources;
It can contain MDT user consent information in HANDOVER REQUEST message;
Step 202, eNB2 are that the UE resources prepare successfully, then send switching request response (HANDOVER REQUEST
ACK) message is to eNB1;
The MDT user consent information that eNB2 contains in HANDOVER REQUEST message is held locally within;
Step 203, eNB1 send wireless resource control connection reconfiguration (RRC Connection
Reconfiguration) message contains mobility configuration information to UE in RRC Connection Reconfiguration,
For UE Stochastic accessing is carried out in Target cell 2;
Step 204, eNB1 are sent to serial-number-state (SN status transfer) message to eNB2;
Serial-number-state refers to that packet data convergence protocol (PDCP) bag sends and receives sequence number information;
Above-mentioned steps 203-204 has no strict execution sequence;
Step 205, UE send wireless resource control connection reconfiguration to eNB2 and complete (RRC Connection
Reconfiguration Complete) message, carry out Stochastic accessing success;
Step 206, eNB2 are asked under MME switchings to MME transmitting pathes handover request (PATH SWITCH REQUEST)
Row GTPU end points;
Step 207, MME have been cut to eNB2 transmitting pathes handoff response (PATH SWITCH REQUEST ACK), expression
Change row GTPU end points;
If UE MDT user consent information changes, in PATH SWITCH REQUEST ACK messages
In containing renewal MDT user consent information;
After step 208, eNB2 receive PATH SWITCH REQUEST ACK messages, if wherein including MDT user
Consent information, the then MDT that eNB2 locally preserves according to the newest MDT user consent information updatings wherein included
User consent information;Otherwise, eNB2 does not have to the MDT user consent information that renewal locally preserves;
ENB2 needs when selecting UE to carry out Management Based MDT measurements consider the UE locally preserved MDT
User consent information.If UE allows to be selected to carry out Management Based MDT measurements, eNB2 can be selected
The UE carries out the MDT measurements, and otherwise, eNB2 can not select the UE to carry out the MDT measurements;
Step 209, eNB2 send terminal contexts release UE context release message to eNB1, and notice eNB1 is released
Put UE context;
The described UE contexts (context) of step 210, eNB1 releases.
Embodiment two
As shown in figure 3, allow the signaling process figure of the embodiment of the method two of information, the mistake for present invention renewal user drive test
Journey includes:
Step 301, source eNB (i.e. eNB1) determine for UE to be switched to target (target) eNB (i.e. eNB2) Target cell
2, eNB1 send handover request (HANDOVER REQUEST) message prepares to eNB2 request switchable resources;
Also contain MDT user consent information in HANDOVER REQUEST message;
Step 302, eNB2 are that the UE resources prepare successfully, then send switching request response HANDOVER REQUEST
ACK message is to eNB1;
The MDT user consent information that eNB2 contains in HANDOVER REQUEST message is held locally within;
Step 303, eNB1 send wireless resource control connection reconfiguration (RRC Connection
Reconfiguration) message contains mobility configuration information to UE in RRC Connection Reconfiguration,
For UE Stochastic accessing is carried out in Target cell 2;
Step 304, eNB1 are sent to serial-number-state (SN status transfer) message to eNB2;
Serial-number-state refers to that PDCP bags send and receive sequence number information.
Step 305, UE send wireless resource control connection reconfiguration to eNB2 and complete (RRC Connection
Reconfiguration Complete) message, carry out Stochastic accessing success;
Step 306, eNB2 are asked under MME switchings to MME transmitting pathes handover request (PATH SWITCH REQUEST)
Row GTPU end points;
Optionally, the HANDOVER REQUEST received from eNB1 are contained in PATH SWITCH REQUEST message
The UE included in message MDT user consent information;
Step 307, MME have been cut to eNB2 transmitting pathes handoff response (PATH SWITCH REQUEST ACK), expression
Change row GTPU end points;If contain in UE newest MDT user consent and PATH SWITCH REQUEST message
Inconsistent, then MME can include the newest MDT user consent letters of the UE in PATH SWITCH REQUEST ACK
Breath;
After step 308, eNB2 receive PATH SWITCH REQUEST ACK messages, if wherein including MDT user
Consent information, the then MDT that eNB2 locally preserves according to the newest MDT user consent information updatings wherein included
User consent information;Otherwise, eNB2 does not have to the MDT user consent information that renewal locally preserves;
ENB2 needs when selecting UE to carry out Management Based MDT measurements consider the UE locally preserved MDT
User consent information.If UE allows to be selected to carry out Management Based MDT measurements, eNB2 can be selected
The UE carries out the MDT measurements, and otherwise, eNB2 can not select the UE to carry out the MDT measurements;
Step 309, eNB2 send terminal contexts release (UE context release) message to eNB1, notify eNB1
Discharge UE context;
The described UE context of step 310, eNB1 releases.
When the information carried in the path switching response message allows information relative to the road for new user's drive test
When the user's drive test carried in footpath switching request message allows the change information of information, implementation process can be found in following examples
Three.
Embodiment three
As shown in figure 4, allow the signaling process figure of the embodiment of the method three of information, the mistake for present invention renewal user drive test
Journey includes:
Step 401, source eNB (i.e. eNB1) determine for UE to be switched to target (target) eNB (i.e. eNB2) Target cell
2, eNB1 send handover request (HANDOVER REQUEST) message prepares to eNB2 request switchable resources;
Contain MDT user consent information in HANDOVER REQUEST message;
Step 402, eNB2 are that the UE resources prepare successfully, then send switching request response HANDOVER REQUEST
ACK message is to eNB1;
The MDT user consent information that eNB2 contains in HANDOVER REQUEST message is held locally within;
Step 403, eNB1 send wireless resource control connection reconfiguration (RRC Connection
Reconfiguration) message contains mobility configuration information to UE in RRC Connection Reconfiguration,
For UE Stochastic accessing is carried out in Target cell 2;
Step 404, eNB1 are sent to serial-number-state (SN status transfer) message to eNB2;
Serial-number-state refers to that PDCP bags send and receive sequence number information.
Step 405, UE send wireless resource control connection reconfiguration to eNB2 and complete (RRC Connection
Reconfiguration Complete) message, carry out Stochastic accessing success;
Step 406, eNB2 are asked under MME switchings to MME transmitting pathes handover request (PATH SWITCH REQUEST)
Row GTPU end points;
Optionally, the HANDOVER REQUEST received from eNB1 are contained in PATH SWITCH REQUEST message
The UE included in message MDT user consent information.
Step 407, MME have been cut to eNB2 transmitting pathes handoff response (PATH SWITCH REQUEST ACK), expression
Change row GTPU end points.If contain in UE newest MDT user consent and PATH SWITCH REQUEST message
Inconsistent, then MME can include the newest MDT user consent information of the UE in PATH SWITCH REQUEST ACK
With respect to the part of the MDT user consent increments change contained in PATH SWITCH REQUEST message;
The part of increment change in the present embodiment is that new user's drive test allows information to switch relative to the path
The user's drive test carried in request message allows a kind of form of expression of the change information of information;
After step 408, eNB2 receive PATH SWITCH REQUEST ACK messages, if wherein including MDT user
Consent information, then eNB2 is according to the local guarantor of the increment changing unit of the MDT user consent information wherein included renewal
The MDT user consent information deposited;Otherwise, eNB2 does not have to the MDT user consent information that renewal locally preserves;
Optionally, if not containing MDT user consent information in PATH SWITCH REQUEST ACK messages,
May be considered need not update described information.ENB2 needs when selecting UE to carry out Management Based MDT measurements are examined
Consider the UE locally preserved MDT user consent information.If UE allows to be selected to carry out Management Based
MDT is measured, and eNB2 can select the UE to carry out the MDT measurements, and otherwise, eNB2 can not select the UE to carry out the MDT measurements.
Step 409, eNB2 send terminal contexts release UE context release message to eNB1, and notice eNB1 is released
Put UE context.
The described UE context of step 410, eNB1 releases.
MDT user consent information in above three embodiment, for representing whether UE allows by the evolution base
Selection of standing carries out the MDT measurements based on management.Further, MDT user consent information also may indicate that different public
Under land mobile network (PLMN), whether user terminal allows to be carried out the MDT measurements based on management by evolution base station selection.
It is described to be used to represent whether user terminal allows to be carried out based on pipe by evolution base station selection under different PLMN
Reason MDT measurement user's drive test allow information representation be:The user terminal allows to be selected by the evolution base station
Carry out the PLMN lists of the MDT measurements based on management;Or the user terminal does not allow to select to carry out by the evolution base station
The PLMN lists of MDT measurements based on management;Or whether allow under every PLMN of the user terminal in PLMN set
Carry out the bitmap of MDT measurements.Such as PLMN has 8, then using 8bit bitmap, every bit corresponds to corresponding PLMN, the position
It is set to 1, then it represents that be to allow to carry out MDT measurements;The position is 0, then it represents that is not allow to carry out MDT measurements.
As shown in figure 5, being the structural representation of evolution base station embodiment of the present invention, the evolution base station includes preserving module 51
With update module 52, wherein:
Preserving module, allow letter for preserving the user's drive test carried in the handover request message received by X2 interface
Breath;
Update module, for receiving the path switching response message of mobile management entity (MME) transmission, according to the path
The new user's drive test of the information acquisition that is carried in switching response message allows information, and allows letter according to new user's drive test
User's drive test that breath renewal preserves allows information.
Wherein, the information carried in the path switching response message, which includes new user's drive test, allows information and new use
Family drive test allows change information of the information relative to the user's drive test permission information carried in the path handover request message.When
When the information carried in the path switching response message allows information for new user's drive test, the update module, it is
Allow information for directly obtaining new user's drive test according to the information carried in the path switching response message;When the road
The update module, it is to be used to be cut according to the path when information carried in the switching response message of footpath is the change information
Changing the information carried in response message and user's drive test of preservation allows information, and obtaining new user's drive test allows information.
In addition, user's drive test allow information be used to representing user terminal whether allow by the evolution base station select into
Minimum drive test (MDT) measurement of the row based on management;Or user terminal is under different public land mobile networks (PLMN)
It is no to allow to select to carry out the MDT measurements based on management by the evolution base station.Further, it is described to be used to represent that user terminal exists
The user's drive test for whether allowing to be carried out the MDT measurements based on management by evolution base station selection under different PLMN allows information
Representation is:The user terminal allows the PLMN lists for selecting to carry out the MDT measurements based on management by the evolution base station;
Or the user terminal does not allow to carry out the PLMN lists that MDT based on management measures by evolution base station selection;Or
Whether the user terminal allows the bitmap for carrying out MDT measurements under every PLMN in PLMN set.Such as PLMN has 8,
8bit bitmap is so used, every bit corresponds to corresponding PLMN, and the position is 1, then it represents that be to allow to carry out MDT measurements;Should
Position is 0, then it represents that is not allow to carry out MDT measurements.
Above-mentioned evolution base station, in the case where extra signaling consumption need not be increased, pass through x2 mouth handoff procedures
Obtaining and updating user's drive test allows information, and specific implementation process can be found in Fig. 2-Fig. 4, and here is omitted.
One of ordinary skill in the art will appreciate that all or part of step in the above method can be instructed by program
Related hardware is completed, and said procedure can be stored in computer-readable recording medium, such as read-only storage, disk or CD
Deng.Alternatively, all or part of step of above-described embodiment can also be realized using one or more integrated circuits.Accordingly
Ground, each module/unit in above-described embodiment can be realized in the form of hardware, can also use the shape of software function module
Formula is realized.The present invention is not restricted to the combination of the hardware and software of any particular form.
The above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, reference only to preferred embodiment to this hair
It is bright to be described in detail.It will be understood by those within the art that technical scheme can be modified
Or equivalent substitution, without departing from the spirit and scope of technical solution of the present invention, the claim model in the present invention all should be covered
Among enclosing.