CN102457959A - Method and device for reporting locating information - Google Patents
Method and device for reporting locating information Download PDFInfo
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- CN102457959A CN102457959A CN2010105276626A CN201010527662A CN102457959A CN 102457959 A CN102457959 A CN 102457959A CN 2010105276626 A CN2010105276626 A CN 2010105276626A CN 201010527662 A CN201010527662 A CN 201010527662A CN 102457959 A CN102457959 A CN 102457959A
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Abstract
The invention discloses a method for reporting locating information. The method is used for realizing the reporting for the locating information in a relay system and reducing transmission delay and network resources. While being applied to a base station side, the method comprises the following steps of: receiving the locating information initiatively reported by an RN (Relay Node); performing storing and updating operations; and sending local locating information and the locating information initiatively reported by the RN to an enhanced service mobile location center (E-SMLC). While being applied to an RN side, the method comprises the following steps of: obtaining the local locating information and initiatively sending the locating information to the base station. The invention also discloses a device used for realizing the method.
Description
Technical field
The present invention relates to the communications field, particularly relate to the method and the device of reporting orientation information.
Background technology
In LTE-A (Long Term Evolution-Advanced, the Long Term Evolution of upgrading) system, in order to increase network coverage, system introduced via node (Relay Node, RN).RN links to each other with wireless mode and base station (Donor Evolved Node B, DeNB claims donor base station again).
Before introducing RN, base station and E-SMLC (Enhanced Serving Mobile Location Centre, enhanced service mobile location centre Chinese) need mutual localization message.E-SMLC sends OTDOA (Observed Time Difference of Arrival to the base station; Observation arrives the time difference) information request (OTDOA INFORMATION REQUEST); Base station feedback OTDOA information response (OTDOA INFORMATION RESPONSE), and in this response message, carry the OTDOA locating information.This process can be referring to shown in Figure 1.
After introducing RN, RN is regarded as the sub-district under the DeNB, and when E-SMLC request DeNB provided the OTDOA locating information, DeNB not only will report self-administered OTDOA sub-district, also need report the OTDOA locating information that connects all RN on it.How to report the OTDOA information of RN, still do not have clear and definite solution at present.A kind of possible implementation is: DeNB is transmitted to relevant RN with OTDOAINFORMATION REQUEST; And waiting for that RN returns the OTDOA INFORMATION RESPONSE of the OTDOA locating information of carrying RN, DeNB feeds back to E-SMLC with OTDOA locating information this locality and RN through OTDOA INFORMATION RESPONSE then.In this mode, the reciprocal process of DeNB and RN has caused the time delay of DeNB to the E-SMLC feedback information, and this reciprocal process need take Internet resources.
Summary of the invention
The embodiment of the invention provides a kind of method and device of reporting orientation information, is used for realizing that the locating information of relay system reports, and reduces transmission delay and Internet resources.
A kind of method of reporting orientation information is applied to base station side, may further comprise the steps:
Receive the locating information that via node RN initiatively reports and preserve and upgrade operation;
The locating information that the locating information and the RN of this locality initiatively reported sends to enhanced service mobile location centre Chinese E-SMLC.
A kind of method of reporting orientation information is applied to the RN side, may further comprise the steps:
Obtain local locating information;
Initiatively send locating information to the base station.
A kind of base station comprises:
First interface module is used to receive the locating information that via node RN initiatively reports;
Processing module is used to the preservation of the information that positions and upgrades operation;
Second interface module is used for the locating information that locating information and RN with this locality initiatively report and sends to enhanced service mobile location centre Chinese E-SMLC.
A kind of trunking comprises:
Processing module is used to obtain local locating information;
Interface module is used for initiatively sending locating information to the base station.
Initiatively send locating information by RN in the embodiment of the invention to the base station.The base station can be directly reports to E-SMLC according to the locating information of locating information of this locality and the RN that receives recently, need in reporting process, not carry out having reduced reporting time delay and Internet resources alternately with RN again.
Description of drawings
Fig. 1 is the method flow diagram of reporting information in the prior art;
Fig. 2 is the method flow diagram of base station reporting orientation information in the embodiment of the invention;
Fig. 3 is the method flow diagram of RN reporting orientation information in the embodiment of the invention;
Fig. 4 is the method flow diagram of reporting orientation information during the RN initial service in the embodiment of the invention;
Fig. 5 in the embodiment of the invention when the RN locating information changes the method flow diagram of reporting orientation information;
Fig. 6 is the sketch map of protocol stack in the embodiment of the invention;
Fig. 7 is the structure chart of base station in the embodiment of the invention;
Fig. 8 is the structure chart of RN in the embodiment of the invention.
Embodiment
Initiatively send locating information by RN in the embodiment of the invention to the base station.The base station can be directly reports to E-SMLC according to the locating information of locating information of this locality and the RN that receives recently, need in reporting process, not carry out having reduced reporting time delay and Internet resources alternately with RN again.
Referring to Fig. 2, the method flow of base station reporting orientation information is following in the present embodiment:
Step 201: receive the locating information that via node RN initiatively reports and preserve and upgrade operation.
Step 202: the locating information that the locating information and the RN of this locality initiatively reported sends to enhanced service mobile location centre Chinese E-SMLC.
Referring to Fig. 3, the method flow of RN reporting orientation information is following in the present embodiment:
Step 301: obtain local locating information.
Step 302: initiatively send locating information to the base station.
In Fig. 2 and the flow process shown in Figure 3, each step all has multiple implementation, comes to introduce in detail through two exemplary embodiments below.
Referring to Fig. 4, in the present embodiment during RN initial service method flow of reporting orientation information following:
Obtain all local OTDOA information during step 401:RN initial service.When comprising the RN starting up during initial service or RN when opening the Uu mouth and being the UE service.Because RN this locality do not obtained OTDOA information before this, all OTDOA information all change, and are equivalent to the OTDOA information that obtains to change so obtain all OTDOA information.OTDOA information comprises one of following message at least: Physical Cell Identifier, E-UTRAN (Evolved UTRAN network) cellular global identity, tracking area; The absolute wireless frequency channel number of E-UTRAN, PRS (location reference signals) bandwidth, PRS configuration index; Circulating prefix-length, descending continuous P RS subframe numbers, antenna end slogan; System Frame Number initialization time, E-UTRAN access point position coordinate, PRS suppress configuration.
The step 402:RN OTDOA information updating message (OTDOA INFORMATION UPDATE) of passing through is initiatively given the base station with all OTDOA information reporting of this locality.
Step 403: preserve and renewal OTDOA information after receiving OTDOA information updating message the base station.The base station possibly almost receive the OTDOA information updating message that a plurality of RN send simultaneously, and adopts serial mode to handle OTDOA information updating message, preserves and renewal OTDOA information.Concrete, an OTDOA information updating of base station single treatment message is preserved and is upgraded the OTDOA information in this message, and to the RN feedback message that sends this message, just execution in step 404 then.Handle next OTDOA information updating message again, the rest may be inferred.
Step 404: the base station is according to preserving and upgrading the result and send feedback message to RN.If preserve and upgrades successfully, then send success message (OTDOA INFORMATION UPDATE ACK), if preserve and renewal is failed then sent failed message (OTDOA INFORMATION UPDATE FAILURE).After RN receives success message, can finish this and report process, if receive failed message, reporting orientation information once more.Preserve and upgrade failure multiple reason is arranged; For example verification is carried out to the locating information of receiving in the base station; The cell ID that discovery is received and the cell ID of local record do not match; The preceding n position of the preceding n position of the cell ID of perhaps receiving and the cell ID of this sub-district is inconsistent, then causes preserving and upgrading failure.This does not match or be inconsistent, and possibly to be data mistake occurs when transmission, or dispose during for RN and base station configuration cell ID inconsistent, also have other reason.The value of n is looked actual conditions and is decided, and n is 20 in the present embodiment.Any reason of base station preservation and renewal failure that causes all is applicable to present embodiment.
Step 405:RN receives the feedback message that send the base station.
More than be RN initiatively to the process of base station reporting orientation information, with the process of the following base station reporting orientation information that will introduce be relatively independent.
Step 406: the base station receives the OTDOA information request (OTDOA INFORMATION REQUEST) that E-SMLC sends.
Step 407: the base station obtains OTDOA information of this locality and the OTDOA information that RN reports.
Step 408: the base station is given E-SMLC through OTDOA information response (OTDOA INFORMATION RESPONSE) with the OTDOA information reporting that the OTDOA information and the RN of this locality reports.If a plurality of RN are arranged, then the base station need report the OTDOA information of all RN.
Referring to Fig. 5, in the present embodiment when the RN locating information changes the method flow of reporting orientation information following:
Step 501:RN obtains all local OTDOA information.
Step 502:RN is when finding that OTDOA information changes, and the OTDOA information updating message of passing through is initiatively given the base station with the OTDOA information reporting that this locality changes.
Step 503: preserve and renewal OTDOA information after receiving OTDOA information updating message the base station; If promptly the base station receives that the cell ID in the OTDOA information updating message that RN initiatively reports is included in the cell ID in the OTDOA information of having preserved, and then replaces original OTDOA information with the up-to-date OTDOA information of receiving; If do not comprise, then preserve this OTDOA information.The base station possibly almost receive the OTDOA information updating message that a plurality of RN send simultaneously, and adopts parallel mode to handle OTDOA information updating message and preservation OTDOA information.Concrete, a plurality of OTDOA information updating of base station single treatment message and the OTDOA information of preserving in this message are then to a plurality of RN feedback messages, just to the synchronous execution in step 504 of a plurality of RN.
Step 504: the base station is according to preserving and upgrading the result and send feedback message to RN.If preserve successfully and upgrade, then send success message, if preserve and upgrade failure then send failed message.Portability waits for that duration, RN receive and find that failed message carries when waiting for duration in the failed message, through reporting orientation information once more behind the said wait duration.
Step 505:RN receives the feedback message that send the base station.
More than be RN initiatively to the process of base station reporting orientation information, with the process of the following base station reporting orientation information that will introduce be relatively independent.
Step 506: when arriving report cycle, the base station obtains OTDOA information of this locality and the OTDOA information that RN reports.This cycle can be carried to the base station when the OTDOA information request is sent in the base station by E-SMLC for the first time, and perhaps E-SMLC carries to the base station through the OTDOA information request when the cycle changes.OTDOA information is fed back after receiving the OTDOA information request in the base station, all can periodically report OTDOA information later on.
Step 507: the OTDOA information reporting message of base station through being used to transmit locating information is given E-SMLC with the OTDOA information reporting that the OTDOA information and the RN of this locality reports.If a plurality of RN are arranged, then the base station need report the OTDOA information of all RN.OTDOA information reporting message can be arbitrary message that can be used for reporting OTDOA information.
In the present embodiment between RN and the base station, the various message transmitted between base station and the E-SMLC all can pass through LPPa (LTE Positioning Protocol A, LTE location protocol A) protocol transmission, the instance of a protocol stack is referring to shown in Figure 6.Wherein, MME (Mobility Management Entity, Mobility Management Entity) is fully transparent to the LPPa agreement.
More than be the introduction that locating information is reported process, this process is mainly realized by base station and RN, introduces in the face of the internal structure and the function of these two devices down.
Referring to Fig. 7, the base station comprises in the present embodiment: first interface module 701, processing module 702 and second interface module 703.First interface module 701 can be specially Un (a kind of interface type) mouthful, but processing module 702 can be specially performers such as CPU, and second interface module 703 can be specially S1-MME (a kind of interface type) mouthful.
First interface module 701 is used to receive the locating information that via node RN initiatively reports.First interface module 701 also is used for when successfully preserving and upgrading the locating information that RN initiatively reports, to RN feedback success message; When the locating information of preserving and renewal RN initiatively reports is failed, to RN feeding back unsuccessful message.The locating information of receiving is the OTDOA information that RN changes, and perhaps is all OTDOA information of RN.
Processing module 702 is used to the preservation of the information that positions and upgrades operation, and generates success message or failed message according to preserving and upgrading the result, and failed message can carry the wait duration, and indication RN is through reporting orientation information once more behind the said wait duration.
Second interface module 703 is used for the locating information that locating information and RN with this locality initiatively report and sends to enhanced service mobile location centre Chinese E-SMLC.Concrete, after second interface module 703 received the OTDOA information request that E-SMLC send, the locating information that the locating information and the RN of this locality initiatively reported sent to E-SMLC through OTDOA information response; Perhaps, the locating information that periodically locating information and the RN of this locality is initiatively reported sends to E-SMLC through OTDOA information reporting message.
First interface module 701 can receive the locating information that a plurality of RN initiatively report simultaneously.Processing module 702 adopts the serial or parallel mode to position the preservation of information and upgrades operation.
Referring to Fig. 8, trunking in the present embodiment (RN) comprising: processing module 801 and interface module 802.But processing module 801 can be specially performers such as CPU, and interface module 802 can be specially the Un mouth.
Initiatively send locating information by RN in the embodiment of the invention to the base station.The base station can be directly reports to E-SMLC according to the locating information of locating information of this locality and the RN that receives recently, need in reporting process, not carry out having reduced reporting time delay and Internet resources alternately with RN again.And RN reporting orientation information when initial service or locating information change has only further reduced reporting number of times in the embodiment of the invention, has saved Internet resources.RN and base station can report all locating information, and be preferable, and in order to save Internet resources, RN and base station report the locating information that changes.And OTDOA information is fed back in the base station after receiving the OTDOA information request, perhaps periodically reports OTDOA information.If network environment is more stable, be applicable to adopt periodically to report mode, can save the shared resource of transmission OTDOA information request.OTDOA information has multiple, can satisfy many-sided location requirement.
Those skilled in the art should understand that embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of the embodiment of complete hardware embodiment, complete software implementation example or combination software and hardware aspect.And the present invention can be employed in the form that one or more computer-usable storage medium (including but not limited to magnetic disc store and optical memory etc.) that wherein include computer usable program code go up the computer program of implementing.
The present invention is that reference is described according to the flow chart and/or the block diagram of method, equipment (system) and the computer program of the embodiment of the invention.Should understand can be by the flow process in each flow process in computer program instructions realization flow figure and/or the block diagram and/or square frame and flow chart and/or the block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, make the instruction of carrying out through the processor of computer or other programmable data processing device produce to be used for the device of the function that is implemented in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in ability vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work; Make the instruction that is stored in this computer-readable memory produce the manufacture that comprises command device, this command device is implemented in the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded on computer or other programmable data processing device; Make on computer or other programmable devices and to carry out the sequence of operations step producing computer implemented processing, thereby the instruction of on computer or other programmable devices, carrying out is provided for being implemented in the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (26)
1. the method for a reporting orientation information is characterized in that, may further comprise the steps:
Receive the locating information that via node RN initiatively reports and preserve and upgrade operation;
The locating information that the locating information and the RN of this locality initiatively reported sends to enhanced service mobile location centre Chinese E-SMLC.
2. the method for claim 1 is characterized in that, when successfully preserving and upgrading the locating information that RN initiatively reports, to RN feedback success message;
When the locating information of preserving and renewal RN initiatively reports is failed, to RN feeding back unsuccessful message.
3. method as claimed in claim 2 is characterized in that failed message comprises the wait duration, and indication RN is through reporting orientation information once more behind the said wait duration.
4. the method for claim 1 is characterized in that, the step of the locating information that reception RN initiatively reports comprises: receive the locating information that a plurality of RN initiatively report simultaneously;
The step of preserving and upgrading operation comprises: adopt the serial or parallel mode to preserve and upgrade operation.
5. like each described method in the claim 1 to 4, it is characterized in that the locating information of receiving is the OTDOA information that RN changes, and perhaps is all OTDOA information of RN.
6. method as claimed in claim 5 is characterized in that, OTDOA information comprises one of following message at least: Physical Cell Identifier, Evolved UTRAN network E-UTRAN Cell Global Identifier; Tracking area, the absolute wireless frequency channel number of E-UTRAN, location reference signals PRS bandwidth, PRS configuration index; Circulating prefix-length, descending continuous P RS subframe numbers, antenna end slogan; System Frame Number initialization time, E-UTRAN access point position coordinate, PRS suppress configuration.
7. like each described method in the claim 1 to 4; It is characterized in that; The step that the locating information that the locating information and the RN of this locality initiatively reported sends to E-SMLC comprises: after receiving the OTDOA information request that E-SMLC sends, the locating information that the locating information and the RN of this locality initiatively reported sends to E-SMLC through OTDOA information response; Perhaps, the locating information that periodically locating information and the RN of this locality is initiatively reported sends to E-SMLC through the OTDOA information reporting message that is used to transmit locating information.
8. the method for a reporting orientation information is characterized in that, may further comprise the steps:
Obtain local locating information;
Initiatively send locating information to the base station.
9. method as claimed in claim 8 is characterized in that, initiatively the step to base station transmission locating information comprises: when initially obtaining local locating information, initiatively to base station transmission locating information; Initiatively send locating information when perhaps, the locating information of acquisition changes to the base station.
10. method as claimed in claim 8 is characterized in that, the locating information of sending to the base station is the local OTDOA information that changes, and perhaps is local all OTDOA information.
11. method as claimed in claim 10 is characterized in that, OTDOA information comprises one of following message at least: Physical Cell Identifier, E-UTRAN Cell Global Identifier; Tracking area, the absolute wireless frequency channel number of E-UTRAN, PRS bandwidth, PRS configuration index; Circulating prefix-length, descending continuous P RS subframe numbers, antenna end slogan; System Frame Number initialization time, E-UTRAN access point position coordinate, PRS suppress configuration.
12. like each described method in the claim 8 to 11, it is characterized in that, initiatively after locating information is sent in the base station, also comprise step: the success message or the failed message that receive base station feedback.
13. method as claimed in claim 12 is characterized in that, when receiving failed message, also comprises step: initiatively send locating information to the base station once more; Perhaps
When receiving that failed message carries the wait duration, also comprise step: behind the said wait duration of process, send locating information to the base station once more.
14. a base station is characterized in that, comprising:
First interface module is used to receive the locating information that via node RN initiatively reports;
Processing module is used to the preservation of the information that positions and upgrades operation;
Second interface module is used for the locating information that locating information and RN with this locality initiatively report and sends to enhanced service mobile location centre Chinese E-SMLC.
15. base station as claimed in claim 14 is characterized in that, first interface module also is used for when successfully preserving and upgrading the locating information that RN initiatively reports, to RN feedback success message; When the locating information of preserving and renewal RN initiatively reports is failed, to RN feeding back unsuccessful message.
16. base station as claimed in claim 15 is characterized in that, failed message comprises the wait duration, and indication RN is through reporting orientation information once more behind the said wait duration.
17. base station as claimed in claim 14 is characterized in that, first interface module receives the locating information that a plurality of RN initiatively report simultaneously;
Processing module adopts the serial or parallel mode to position the preservation of information and upgrades operation.
18., it is characterized in that the locating information of receiving is the OTDOA information that RN changes, and perhaps is all OTDOA information of RN like each described base station in the claim 14 to 17.
19. base station as claimed in claim 18 is characterized in that, OTDOA information comprises one of following message at least; Physical Cell Identifier, E-UTRAN Cell Global Identifier, tracking area; The absolute wireless frequency channel number of E-UTRAN, PRS bandwidth, PRS configuration index; Circulating prefix-length, descending continuous P RS subframe numbers, antenna end slogan; System Frame Number initialization time, E-UTRAN access point position coordinate, PRS suppress configuration.
20. like each described base station in the claim 14 to 17; It is characterized in that; After second interface module received the OTDOA information request that E-SMLC sends, the locating information that the locating information and the RN of this locality initiatively reported sent to E-SMLC through OTDOA information response; Perhaps, the locating information that periodically locating information and the RN of this locality is initiatively reported sends to E-SMLC through the OTDOA information reporting message that is used to transmit locating information.
21. a trunking is characterized in that, comprising:
Processing module is used to obtain local locating information;
Interface module is used for initiatively sending locating information to the base station.
22. trunking as claimed in claim 21 is characterized in that, interface module is initiatively sent locating information to the base station when the locating information of initial acquisition this locality; Initiatively send locating information when perhaps, the locating information of acquisition changes to the base station.
23. trunking as claimed in claim 21 is characterized in that, the locating information of sending to the base station is the local OTDOA information that changes, and perhaps is local all OTDOA information.
24. trunking as claimed in claim 23 is characterized in that, OTDOA information comprises one of following message at least: Physical Cell Identifier, E-UTRAN Cell Global Identifier; Tracking area, the absolute wireless frequency channel number of E-UTRAN, PRS bandwidth, PRS configuration index; Circulating prefix-length, descending continuous P RS subframe numbers, antenna end slogan; System Frame Number initialization time, E-UTRAN access point position coordinate, PRS suppress configuration.
25., it is characterized in that interface module also is used to receive the success message or the failed message of base station feedback like each described trunking in the claim 21 to 24.
26. trunking as claimed in claim 25 is characterized in that, interface module also is used for when receiving failed message, initiatively send locating information to the base station once more; Perhaps, when receiving that failed message carries the wait duration, behind the said wait duration of process, send locating information to the base station once more.
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| 3GPP TS 36.305 V1.0.0；3GPP，3RD GENERATION PARTNERSHIP PROJECT: "Evolved Universal Terrestrial Radio Access (E-UTRA); Stage 2 functional specification of User Equipment (UE) positioning in E-UTRAN (Release 9)", 《3GPP》, 31 May 2009 (2009-05-31) * |
| 3GPP TS 36.305: "technical specification group radio access network；evolved universal terrestrial radio access network（E-UTRAN）；stage 2 functional specification of user equipment（UE）positioning in E-UTRAN", 《3GPP》, 30 September 2009 (2009-09-30) * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2503719A (en) * | 2012-07-05 | 2014-01-08 | Nec Corp | Providing information relating to a location of a user device in a cell configured as a mobile cell |
| US9788262B2 (en) | 2012-07-05 | 2017-10-10 | Nec Corporation | Communication system |
| CN108419289A (en) * | 2012-12-24 | 2018-08-17 | 高通股份有限公司 | Method and apparatus for generating location reference signals in the communication system using multi-emitting antenna configuration |
| CN104735775A (en) * | 2013-12-18 | 2015-06-24 | 中兴通讯股份有限公司 | Enhanced cell positioning terminal method, system and base station |
| WO2016172965A1 (en) * | 2015-04-30 | 2016-11-03 | 华为技术有限公司 | Interaction method, device and system for positioning parameter |
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|---|---|
| CN102457959B (en) | 2015-07-15 |
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