CN102056216A - Method, device and system for positioning in minimization drive test - Google Patents

Method, device and system for positioning in minimization drive test Download PDF

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Publication number
CN102056216A
CN102056216A CN2009101100557A CN200910110055A CN102056216A CN 102056216 A CN102056216 A CN 102056216A CN 2009101100557 A CN2009101100557 A CN 2009101100557A CN 200910110055 A CN200910110055 A CN 200910110055A CN 102056216 A CN102056216 A CN 102056216A
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China
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described
mdt
subscriber equipment
positional information
characterized
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CN2009101100557A
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Chinese (zh)
Inventor
黄英
石小丽
杨利
周国华
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华为技术有限公司
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Priority to CN2009101100557A priority Critical patent/CN102056216A/en
Publication of CN102056216A publication Critical patent/CN102056216A/en

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Abstract

The invention discloses a method, a device and a system for positioning in a minimization drive test (MDT). The method comprises that: user equipment (UE) receives an MDT request transmitted by network side equipment and executes MDT measurement according to the MDT request; and after receiving the MDT request, the UE reports position information of the UE to the network side equipment. Due to the technical scheme provided by the embodiment, the invention provides a positioning method for triggering the UE to report the position information through the MDT request, and the problem of positioning the UE in the MDT is solved.

Description

Localization method in the minimum road test, Apparatus and system

Technical field

The present invention relates to the mobile communication technology field, be specifically related to the location technology in the minimum road test.

Background technology

Traditional network optimization technology is gathered network data such as level, quality and is analyzed these data by drive test (Drive Test), thereby finds network problem and do the network optimization at problem area.Traditional network optimization has very high experience requirement to network optimization personnel.Along with the continuous expansion of network size, it is more and more difficult that dependence experience is merely finished the network optimization, and because the limitation of drive test circuit, the data that drive test obtains can not reflect network problem comprehensively.Therefore, collect measurement data automatically and carry out the developing direction that the network optimization becomes the network optimization automatically, (Minimization Drive Test, MDT) technology is introduced into the network optimization to minimum road test, thereby reduces the artificial drive test work that participates in.

At Wideband Code Division Multiple Access (WCDMA) (Wideband Code Division Multiple Access, WCDMA) in the system, subscriber equipment (User Equipment, UE) localization method comprises:: observation arrives time difference (Observed Time Difference Of Arrival, OTDOA), agps system (Assisted Global Positioning Systems, AGPS), arrive preset angle configuration (Angles-Of-Arrival, AOA) and up link reach the time difference (Uplink-Time Difference of Arrival, UTDOA) etc.(Long Term Evolution, LTE) system can continue to use these localization methods to Long Term Evolution.In the positioning system structure of UE, evolution Serving Mobile Location Center (Evolved Serving Mobile Location Centre, E-SMLC) be the positional information center of UE, UE can be used as positioning service, and (Location Service LCS) acts on behalf of client and initiates position fixing process to E-SMLC.

But prior art does not propose the solution of subscriber equipment location in MDT as yet.

Summary of the invention

One aspect of the present invention provide a kind of in minimum road test the localization method of subscriber equipment, comprising: subscriber equipment receives the minimum road test MDT request that network equipment sends, and carries out MDT according to this MDT request and measure; This subscriber equipment receives that above-mentioned MDT request back reports the positional information of this subscriber equipment to above-mentioned network equipment.

The present invention provides a kind of subscriber equipment on the other hand, comprises receiving element, performance element and reports the unit.Receiving element is used to receive the minimum road test MDT request that network equipment sends, the MDT request that performance element is used for receiving according to this receiving element is carried out MDT and is measured, and reports the unit to be used for receiving that at above-mentioned receiving element MDT request back reports the positional information of this subscriber equipment to above-mentioned network equipment.

Further aspect of the present invention provides a kind of navigation system, comprises network equipment and above-mentioned subscriber equipment.

The technique scheme that the embodiment of the invention provides has proposed localization method, equipment and system by MDT request triggering UE reporting position information, has solved the problem of UE location among the MDT.

Description of drawings

Fig. 1 is the localization method schematic flow sheet in MDT that the embodiment of the invention provides;

Fig. 2 is the localization method schematic flow sheet in MDT that another embodiment of the present invention provides;

Fig. 3 is the localization method schematic flow sheet in MDT that further embodiment of this invention provides;

Fig. 4 is the structural representation of the subscriber equipment that provides of one embodiment of the invention.

Embodiment

Introduce the specific embodiment of the present invention in detail below in conjunction with accompanying drawing.

As shown in Figure 1, the localization method in the minimum road test that provides for the embodiment of the invention comprises following content.

101, UE receives the MDT request that network equipment sends, and carries out MDT according to this MDT request and measure.

102, above-mentioned UE receives that above-mentioned MDT request back reports the positional information of this UE to above-mentioned network equipment.

The technique scheme that present embodiment provides triggers the UE reporting position information by the MDT request, has solved the problem of UE location among the MDT.

As shown in Figure 2, the localization method in the minimum road test that provides for another embodiment of the present invention, in the present embodiment, network equipment is an example with the MDT logic entity, the positional information of subscriber equipment is an example with the positioning result of subscriber equipment.Present embodiment comprises following content.

201, UE 11 receives the MDT request that MDT logic entity 13 sends, and carries out MDT according to this MDT request and measure.MDT logic entity 13 in the present embodiment can be independent entity, also can (Operations And Maintenance is OAM) in the system in operation and maintenance.

Alternatively, comprise one or more in the following information in the above-mentioned MDT request: MDT wireless side measuring amount, MDT measurements report or write down thresholding, the MDT measurement reports interval, MDT measurement triggering condition, location survey to indicate.

202, UE 11 receives above-mentioned MDT request back triggered location process.Particularly, UE11 receives that above-mentioned MDT request back to E-SMLC 14 initiation Location Requests, for example sends location service request LCSRequest message.

Alternatively, if comprise the location survey indication in the MDT request, UE 11 can trigger above-mentioned position fixing process according to the location survey indication in the above-mentioned MDT request after receiving above-mentioned MDT request.For example, comprise the precision or the align_type of location survey in the above-mentioned location survey indication, this UE 11 triggers above-mentioned position fixing process according to the precision or the align_type of this location survey.Perhaps, UE 11 also can trigger above-mentioned position fixing process according to the ability of self, and for example whether UE 11 determines the triggered location process according to the localization method of own support or self current disposal ability or intensity of traffic.

203, UE 11 and E-SMLC 14 position process.Above-mentioned position fixing process comprises two kinds: based on location and UE 11 assist location of UE 11.If based on the location of UE 11, UE 11 receives the positioning assistance data that E-SMLC 14 send, and positions measurement according to this positioning assistance data, and directly calculates the positional information of UE 11.If UE 11 assist location, then UE 11 carries out location survey after receiving the supplementary that E-SMLC 14 sends, and location measurement information reported to E-SMLC 14, E-SMLC 14 calculates UE 11 positional informations, and these UE 11 positional informations are sent to UE 11.

204, UE 11 receives the location response that E-SMLC 14 sends.Location service response LCSResponse message for example.Alternatively, if 203 employings is UE 11 assist location, E-SMLC 14 can send to UE 11 by this location response with positioning result.

205, UE 11 reports the MDT measurement report to above-mentioned MDT logic entity 13, comprises positioning result and MDT measurement result in this measurement report.(evolved NodeB, eNB) 12 can be transparent to this step, also can be opaque to evolution base station.

In the present embodiment, when satisfying MDT measurement report condition, UE 11 is included in positioning result in the MDT measurement report and reports to MDT logic entity 13 with the MDT measurement result.Further, UE 11 can carry out MDT measurement result and positioning result being included in after related and reports MDT logic entity 13 in the MDT measurement report, perhaps MDT measurement result and positioning result are included in report MDT logic entity 13 respectively in the MDT measurement report after, carry out related by 13 pairs of these MDT measurement results of this MDT logic entity with positioning result again.The mode of above-mentioned association comprises by timestamp, measurement sign, association identification, frame number, frame number is related with positioning result with the MDT measurement result again.For example, when MDT measurement result and positioning result carry a timestamp respectively, just MDT measurement result and positioning result can be associated according to this timestamp.

Alternatively, positioning result comprises: the positional information that obtains by position fixing process, or do not obtain the cause value of positional information by position fixing process.Wherein, the cause value that does not obtain positional information by position fixing process comprises: is carrying out location failure or location or positional information will report or no longer include positional information in a piece of news down; Perhaps, should not obtain the cause value of positional information for empty by position fixing process.Need to prove,, when the follow-up acquisition positional information of this UE11, can report this positional information separately if UE 11 does not obtain positional information by position fixing process.

Particularly, UE 11 report positioning result/or the mode of MDT measurement result comprise: when UE 11 is in state of activation, can control (Radio Resources Control by Radio Resource, RRC) information reporting positioning result/or MDT measurement result is for example measured reporting message by measurement report Measurement Report message or MDT and is reported MDT logic entity 13.When UE 11 is in idle condition, can UE 11 adhere to (attach) process or tracing section updating (Tracking Area Update, TAU) process or periodically the MDT measurement report in the process and report to MDT logic entity 13.

Alternatively, as another embodiment, UE 11 also can be included in the MDT measurement result in the MDT measurement report and report, and positioning result is included in another measurement report report separately.MDT logic entity 13 carries out related to this MDT measurement result with positioning result after receiving above-mentioned MDT measurement result and positioning result.

206, above-mentioned MDT logic entity 13 is sent to eNB 12 with the MDT measurement report that receives.Comprise positioning result in this measurement report in the present embodiment.This step is optional.

As another embodiment of the present invention, the positional information of UE 11 is UE 11 existing positional informations.Be after UE 11 receives the MDT request of MDT logic entity 13 transmissions, not initiate position fixing process, but UE 11 existing positional informations are reported the MDT logic entity.But the content of introducing in the concrete report method refer step 205.

The technique scheme that present embodiment provides, the position fixing process that the MDT that sends by the MDT logic entity asks triggering UE, and the positioning result of UE sent to the MDT logic entity, perhaps the MDT request that sends by the MDT logic entity triggers UE and reports existing positional information, has solved the problem of UE location among the MDT.

As shown in Figure 3, the localization method in the minimum road test that provides for further embodiment of this invention, network equipment is that eNB is an example in the present embodiment, the positional information of subscriber equipment is an example with the positioning result of subscriber equipment.Present embodiment comprises following content.

301, UE 11 receives the MDT request that eNB 12 sends, and carries out MDT according to this MDT request and measure.Particularly, the MDT command triggers that above-mentioned MDT request is sent according to MDT logic entity 13 by above-mentioned eNB 12, perhaps, by this eNB 12 self according to RRM (Radio Resource Management, RRM) algorithm triggers or trigger according to network planning network optimization strategy, for example eNB12 can be according to network planning network optimization strategy periodic triggers or Event triggered (as Radio Link Failure or capacity coverage optimization).

Alternatively, comprise one or more in the following information in the above-mentioned MDT request: MDT wireless side measuring amount, MDT measurements report or write down thresholding, the MDT measurement reports interval, MDT measurement triggering condition, location survey to indicate.

302, UE 11 receives above-mentioned MDT request back triggered location process.Particularly, UE11 receives that above-mentioned MDT request back to E-SMLC 14 initiation Location Requests, for example sends location service request LCSRequest message.

Alternatively, if comprise the location survey indication in the MDT request, after receiving above-mentioned MDT request, UE 11 can trigger above-mentioned position fixing process according to the location survey indication in the above-mentioned MDT request.For example, comprise the precision or the align_type of location survey in the above-mentioned location survey indication, this UE 11 triggers above-mentioned position fixing process according to the precision or the align_type of this location survey.Perhaps, UE 11 also can trigger above-mentioned position fixing process according to the ability of self, and for example whether UE 11 determines the triggered location process according to the own localization method initiation Location Request of supporting or self current disposal ability or intensity of traffic.

303, UE 11 and E-SMLC 14 position process.Above-mentioned position fixing process comprises two kinds: based on location and UE 11 assist location of UE 11.If based on the location of UE 11, UE 11 receives the positioning assistance data that E-SMLC 14 send, and positions measurement according to this positioning assistance data, and directly calculates the positional information of UE 11.If UE 11 assist location, then UE 11 carries out location survey after receiving the supplementary that E-SMLC 14 sends, and location measurement information reported to E-SMLC 14, E-SMLC 14 calculates UE 11 positional informations, and these UE 11 positional informations are sent to UE 11.

304, UE 11 receives the location response that E-SMLC 14 sends.Location service response LCSResponse message for example.Alternatively, if 303 employings is UE 11 assist location, E-SMLC 14 can send to UE 11 by this location response with positioning result.

305, UE 11 comprises positioning result and MDT measurement result to above-mentioned eNB 12 reporting measurement reports in this measurement report.(evolved NodeB, eNB) 12 can be transparent to this step, also can be opaque to evolution base station.

In the present embodiment, when satisfying MDT measurement report condition, UE 11 is included in positioning result in the MDT measurement report and reports to eNB 12 with the MDT measurement result.Further, UE 11 can carry out MDT measurement result and positioning result being included in after related and reports eNB 12 in the MDT measurement report, perhaps MDT measurement result and positioning result are included in report eNB 12 respectively in the MDT measurement report after, carry out related by 12 pairs of these MDT measurement results of this eNB with positioning result again.The mode of above-mentioned association comprises by timestamp, measurement sign, association identification, frame number, frame number is related with positioning result with the MDT measurement result again.For example, when MDT measurement result and positioning result carry a timestamp respectively, just MDT measurement result and positioning result can be associated according to this timestamp.

Alternatively, above-mentioned positioning result comprises: the positional information that obtains by position fixing process, or do not obtain the cause value of positional information by position fixing process.Wherein, the cause value that does not obtain positional information by position fixing process comprises: is carrying out location failure or location or positional information will report or no longer include positional information in a piece of news down; Perhaps, should not obtain the cause value of positional information for empty by position fixing process.Need to prove,, when the follow-up acquisition positional information of this UE 11, can report this positional information separately if UE 11 does not obtain positional information by position fixing process.

Particularly, UE 11 report positioning result/or the mode of MDT measurement result comprise: when UE 11 is in state of activation, can control (Radio Resources Control by Radio Resource, RRC) information reporting positioning result/or MDT measurement result is for example measured reporting message by measurement report Measurement Report message or MDT and is reported eNB 12.When UE 11 is in idle condition, can UE 11 adhere to (attach) process or tracing section updating TAU process or periodically the MDT measurement report in the process and report to eNB 12.

Alternatively, as another embodiment, UE 11 also can be included in the MDT measurement result in the MDT measurement report and report, and positioning result is included in another measurement report report separately.ENB 12 carries out related to this MDT measurement result with positioning result after receiving above-mentioned MDT measurement result and positioning result.

306, above-mentioned eNB 12 is sent to MDT logic entity 13 with the MDT measurement result that receives.Comprise positioning result in this measurement report in the present embodiment.This step is optional.

MDT logic entity 13 in the present embodiment can be independent entity, also can be in the OAM system.

As another embodiment of the present invention, the positional information of UE 11 is UE 11 existing positional informations.Be after UE 11 receives the MDT request of eNB 12 transmissions, not initiate position fixing process, but UE 11 existing positional informations are reported eNB 12.But the content of introducing in the concrete report method refer step 305.

The technique scheme that present embodiment provides, the position fixing process that the MDT that sends by eNB asks triggering UE, and the positioning result of UE sent to eNB, perhaps the MDT request that sends by eNB triggers UE and reports existing positional information, has solved the problem of UE location among the MDT.

As shown in Figure 4, the embodiment of the invention provides a kind of subscriber equipment 400, and this subscriber equipment 400 can be realized Fig. 2 and localization method shown in Figure 3.Receiving element 410, performance element 420 and report unit 430.Particularly, receiving element 410 receives the minimum road test MDT request that network equipment sends, the MDT request that performance element 420 receives according to this receiving element 410 is carried out MDT and is measured, and reports unit 430 to receive that at receiving element 410 above-mentioned MDT request back reports the positional information of this subscriber equipment 400 to network equipment.

Alternatively, the above-mentioned unit 430 that reports is further used for, and receives that at receiving element 410 MDT request back reports this subscriber equipment 400 existing positional informations to network equipment.

Alternatively, this subscriber equipment 400 further comprises positioning unit 440, is used for receiving MDT request back triggered location process at receiving element 410, obtains positioning result, reports unit 430 to report the positioning result of this positioning unit 440 to network equipment.Particularly, above-mentioned positioning result comprises: the positional information that positioning unit 440 obtains, or positioning unit 440 does not obtain the cause value of positional information.Wherein, this cause value that does not obtain positional information comprises: is carrying out location failure or location or positional information will report or no longer include positional information in a piece of news down; Perhaps, this cause value that does not obtain positional information is for empty.Above-mentioned positioning unit 440 is indicated the triggered location process according to the location survey in this MDT request after receiving element 410 is received the MDT request, the precision or the align_type triggered location process of the location survey in for example indicating according to location survey.Perhaps, above-mentioned positioning unit 440 is after receiving element 410 is received the MDT request, according to the self-ability triggered location process of this subscriber equipment 400, for example whether the localization method of supporting according to subscriber equipment 400 self or self current disposal ability or intensity of traffic determine the triggered location process.

Alternatively, when satisfying MDT measurement report condition, report unit 430 that the MDT measurement result is included in the MDT measurement report and report to network equipment.Particularly, this reports unit 430 positional information and MDT measurement result can be included in the same MDT measurement report and reports to network equipment, perhaps, positional information and MDT measurement result be included in respectively in the MDT measurement report report to network equipment, perhaps the MDT measurement result is included in the MDT measurement report and reports, positioning result is included in another measurement report reports separately.Report unit 430 positional information of MDT measurement result and subscriber equipment can be carried out related after, be included in the MDT measurement report and report to network equipment.Certainly, the positional information of MDT measurement result and subscriber equipment also can not carried out related at subscriber equipment, but after the positional information of subscriber equipment and MDT measurement result are reported to network equipment, carries out association by the network measurement equipment.

Alternatively, when subscriber equipment 400 is in state of activation, report unit 430 by radio resource control information to network equipment reporting position information and/or MDT measurement report; When subscriber equipment 400 is in idle condition, report unit 430 attaching process or tracing section updating TAU process or periodically the MDT measurement report in the process to network equipment reporting position information and/or MDT measurement report.Wherein, radio resource control information comprises that measurement report message or MDT measure reporting message.

Network equipment in the present embodiment comprises base station or MDT logic entity.

Present embodiment also provides a kind of navigation system, comprises the subscriber equipment among the embodiment as shown in Figure 4, also comprises network equipment.This network equipment comprises base station or MDT logic entity.This navigation system also comprises E-SMLC.The concrete workflow of the navigation system that this enforcement provides can referring to figs. 2 and 3 shown in localization method.

Subscriber equipment that present embodiment provides and navigation system have proposed the solution by MDT request triggering UE reporting position information, have solved the problem of UE location among the MDT.

One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of program command, aforesaid program can be stored in the computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.

It should be noted last that: above embodiment is only in order to illustrating technical scheme of the present invention, but not the present invention is made restrictive sense.Although the present invention is had been described in detail with reference to above-mentioned preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement technical scheme of the present invention, and this modification or be equal to the scope that replacement does not break away from technical solution of the present invention.

Claims (26)

1. the localization method in the minimum road test is characterized in that, comprise,
Subscriber equipment receives the minimum road test MDT request that network equipment sends, and carries out MDT according to described MDT request and measure;
Described subscriber equipment receives that described MDT request back reports the positional information of described subscriber equipment to described network equipment.
2. method according to claim 1 is characterized in that, the positional information of described subscriber equipment is: the existing positional information of described subscriber equipment.
3. method according to claim 1 is characterized in that, the positional information of described subscriber equipment is: the positioning result of described subscriber equipment;
Described subscriber equipment receives that described MDT request back reports the positional information of described subscriber equipment to described network equipment, further comprise, described subscriber equipment is received described MDT request back triggered location process, and reports described positioning result to described network equipment.
4. localization method according to claim 3 is characterized in that, described positioning result comprises: the positional information that obtains by described position fixing process, or do not obtain the cause value of positional information by described position fixing process.
5. localization method according to claim 4, it is characterized in that the described cause value that does not obtain positional information by described position fixing process comprises: is carrying out location failure or location or positional information will report or no longer include positional information in a piece of news down; Perhaps,
The described cause value of positional information that do not obtain by described position fixing process is for empty.
6. method according to claim 3 is characterized in that, comprises the location survey indication in the described MDT request;
Described subscriber equipment is received described MDT request back triggered location process, further comprises: after described subscriber equipment is received described MDT request, trigger described position fixing process according to described location survey indication.
7. localization method according to claim 6 is characterized in that, comprises the precision or the align_type of location survey in the described location survey indication;
Described subscriber equipment is according to institute's location survey indication triggered location process, and further comprise: described subscriber equipment triggers described position fixing process according to the precision or the align_type of described location survey.
8. method according to claim 3 is characterized in that, described subscriber equipment is received described MDT request back triggered location process, comprises that further described subscriber equipment triggers described position fixing process according to self-ability after receiving described MDT request.
9. localization method according to claim 8, it is characterized in that, described subscriber equipment is according to self-ability triggered location process, comprise further whether the localization method that described subscriber equipment is supported according to self or self current disposal ability or intensity of traffic decision trigger described position fixing process.
10. localization method according to claim 3 is characterized in that, when described network equipment is the MDT logic entity, after described MDT logic entity is received described positioning result, described positioning result is sent to the base station.
11. localization method according to claim 1 is characterized in that, described method comprises that further when satisfying MDT measurement report condition, described subscriber equipment is included in the MDT measurement result in the MDT measurement report and reports to described network equipment.
12. localization method according to claim 11, it is characterized in that, the described positional information that reports described subscriber equipment to described network equipment, further comprise, described subscriber equipment is included in described positional information in the described MDT measurement report and reports to described network equipment, perhaps, described subscriber equipment is included in described positional information in another measurement report and reports separately to described network equipment.
13. according to claim 11 or 12 described localization methods, it is characterized in that, after the positional information of described subscriber equipment and described MDT measurement result are reported to described network equipment, carry out related with described MDT measurement result the positional information of described subscriber equipment by described network equipment.
14. localization method according to claim 12, it is characterized in that, described subscriber equipment is included in described positional information in the described MDT measurement report and reports to described network equipment, further comprise: described subscriber equipment with the positional information of described MDT measurement result and described subscriber equipment carry out related after, be included in the described MDT measurement report and report to described network equipment.
15. localization method according to claim 1, it is characterized in that, when described network equipment is the base station, the MDT command triggers that described MDT request is sent according to the MDT logic entity by described base station, perhaps, described MDT request is triggered according to RRM RRM algorithm or network planning network optimization strategy by described base station.
16., it is characterized in that described subscriber equipment further comprises to described network equipment reporting position information according to claim 1 or 12 described localization methods:
When described subscriber equipment was in state of activation, described subscriber equipment reported described positional information by radio resource control information to described network equipment; Perhaps
When described subscriber equipment is in idle condition, described subscriber equipment attaching process or tracing section updating process or periodically the MDT measurement report in the process to described network equipment reporting position information.
17. localization method according to claim 16 is characterized in that, described radio resource control information comprises that measurement report message or MDT measure reporting message.
18. a subscriber equipment is characterized in that, comprises,
Receiving element is used to receive the minimum road test MDT request that network equipment sends;
Performance element is used for carrying out MDT according to the described MDT request that described receiving element receives and measures; With
Report the unit, be used for receiving that at described receiving element described MDT request back reports the positional information of described subscriber equipment to described network equipment.
19. subscriber equipment according to claim 18 is characterized in that, the described unit that reports is further used for, and receives that at described receiving element described MDT request back reports the existing positional information of described subscriber equipment to described network equipment.
20. subscriber equipment according to claim 18 is characterized in that, described subscriber equipment further comprises positioning unit, is used for receiving described MDT request back triggered location process at described receiving element, obtains positioning result; The described unit that reports is further used for, and reports the positioning result of described positioning unit to described network equipment.
21. subscriber equipment according to claim 20 is characterized in that, described positioning unit is further used for, and after described receiving element is received described MDT request, triggers described position fixing process according to the location survey indication in the described MDT request.
22. subscriber equipment according to claim 21, it is characterized in that, described positioning unit is further used for, and after described receiving element is received described MDT request, triggers described position fixing process according to the precision or the align_type of the location survey in the described location survey indication.
23. subscriber equipment according to claim 20 is characterized in that, described positioning unit is further used for, and after described receiving element is received described MDT request, triggers described position fixing process according to the self-ability of described subscriber equipment.
24. subscriber equipment according to claim 18 is characterized in that, the described unit that reports is further used for, and when satisfying MDT and measure report condition, the MDT measurement result is included in the MDT measurement report reports to described network equipment.
25. subscriber equipment according to claim 24, it is characterized in that, the described unit that reports is further used for, with the positional information of described MDT measurement result and described subscriber equipment carry out related after, be included in the described MDT measurement report and report to described network equipment.
26. the navigation system in minimum road test is characterized in that, comprises network equipment and as the arbitrary described subscriber equipment of claim 18-25.
CN2009101100557A 2009-11-09 2009-11-09 Method, device and system for positioning in minimization drive test CN102056216A (en)

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Application publication date: 20110511