CN101925104B - Acquiring method and device of positioning data and communication system - Google Patents
Acquiring method and device of positioning data and communication system Download PDFInfo
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- CN101925104B CN101925104B CN200910086638.0A CN200910086638A CN101925104B CN 101925104 B CN101925104 B CN 101925104B CN 200910086638 A CN200910086638 A CN 200910086638A CN 101925104 B CN101925104 B CN 101925104B
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Abstract
The embodiment of the invention provides a positioning method of a mobile station. The method comprises the following steps of: receiving positioning auxiliary data issued by a network side and storing the positioning auxiliary data; acquiring measurement information required by positioning according to the stored positioning auxiliary data when UE (User Equipment) performs positioning and stays in the state incapable of receiving the auxiliary data required by positioning; and reporting the measurement information or position information acquired according to the measurement information to the network side when reporting conditions are met. The invention also provides an acquiring device of the positioning data and a communication system. The method, the device and the communication system can ensure that the UE can complete positioning related operations while in the state incapable of receiving the auxiliary data required by positioning.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of acquisition methods, device and communication system of locator data.
Background technology
In existing wireless communication system, a kind of method of location is called auxiliary global positioning system (Assisted Global Positioning Systems, AGPS).AGPS localization method is that network side issues relevant positioning assistance data to subscriber equipment (User Equipment, UE), and UE carries out the operations such as the measurement of GPS pseudorange; Wherein, position coordinates calculates at network side, is called UE-assisted; Position coordinates calculates and carries out in UE side, is called UE-based.
Realizing in process of the present invention, inventor finds prior art, and there are the following problems:
Very poor etc. former thereby cannot receive some auxiliary datas that location needs time in OFFLINE (off-line) state or wireless signal as UE, UE just cannot obtain the required measured value of calculating location coordinate, that is: cannot complete and locate relevant operation.
Summary of the invention
Embodiment of the present invention provides a kind of acquisition methods and device of locator data, and described method and apparatus can, at UE in the time cannot receiving some auxiliary data states of location needs, complete the operation that location is relevant.
The embodiment of the present invention provides a kind of acquisition methods of locator data, and the method comprises:
The positioning assistance data that reception network side issues is also stored this positioning assistance data; When user equipment (UE) positions and in the time cannot receiving the state of auxiliary data of location needs, obtains the required metrical information in location according to this positioning assistance data of having stored; In the time reaching report condition, the positional information obtaining by this metrical information or according to this metrical information reports this network side.
The embodiment of the present invention also provides a kind of acquisition device of locator data, and this device comprises:
Receiving element, for receiving the positioning assistance data that network side issues and storing this positioning assistance data; Acquiring unit, in the time cannot receiving the state of auxiliary data of location needs, obtains location required metrical information according to this positioning assistance data of having stored for positioning when user equipment (UE); Report unit, in the time reaching report condition, the positional information obtaining by this metrical information or according to this metrical information reports this network side.
The embodiment of the present invention also provides a kind of wireless communication system, and this communication system comprises: user equipment (UE) and network equipment; Wherein,
This network equipment, for issuing positioning assistance data to this UE; This UE, for receiving this positioning assistance data that this network equipment issues and storing this positioning assistance data; When this UE positions and in the time cannot receiving the state of auxiliary data of location needs, obtains the required metrical information in location according to this positioning assistance data of having stored; And in the time reaching report condition, the positional information obtaining by this metrical information or according to this metrical information reports this network equipment.
Compare compared with prior art, in the technical scheme that the embodiment of the present invention provides, obtain the required metrical information in location by the positioning auxiliary information of having stored and obtain metrical information, can make UE in the time cannot receiving the state of auxiliary data of location needs, complete the operation that location is relevant.
Brief description of the drawings
The flow chart of the acquisition methods of a kind of locator data that Fig. 1 provides for one embodiment of the invention;
The flow chart of the acquisition methods of a kind of locator data that Fig. 2 provides for another embodiment of the present invention;
The flow chart of the acquisition methods of a kind of locator data that Fig. 3 provides for further embodiment of this invention;
The structure chart of the acquisition device of a kind of locator data that Fig. 4 provides for the embodiment of the present invention;
The schematic diagram of a kind of wireless communication system that Fig. 5 provides for the embodiment of the present invention.
Embodiment
A kind of acquisition methods of locator data is provided in the embodiment of the present invention.In the method, the positioning assistance data that UE reception network side issues is also stored this positioning assistance data; Position and in the time cannot receiving the state of auxiliary data of location needs, obtain the required metrical information in location according to the positioning assistance data of having stored at UE; And in the time reaching report condition, the positional information that reports this metrical information or obtain according to this metrical information to network side.The locator data preparation method that the embodiment of the present invention provides can make UE in the time cannot receiving the state of auxiliary data of location needs, still can position relevant operation.
Now with specific embodiment, principle of the present invention is described in detail principle of the present invention by reference to the accompanying drawings in order better to illustrate.
One embodiment of the invention provides a kind of acquisition methods of locator data, and the method completes between the node Node of UE and evolution B (evolved Node B, eNB).As shown in Figure 1, the method can comprise:
S11, eNB sending measuring configuration messages are to UE.Wherein, this measurement configuration messages comprises positioning assistance data.This measurement configuration messages can be measured message for Logging.
It will be understood by those skilled in the art that the existing definition in the prior art of this positioning assistance data.Such as, the data such as pseudorange search window, Doppler frequency shift search window that positioning assistance data comprises GPS TOW (Time of week, time in week), visible satellite list, satellite.
Optionally, this measurement configuration messages can also comprise the condition for validity of this positioning assistance data.Wherein, this condition for validity can be set according to actual needs, such as, can set this positioning assistance data in certain hour section effectively or this positioning assistance data of certain distance scope effectively.Such as, can set within 4 hours effectively, or effective etc. within 25km.
S12, UE receive and store this positioning assistance data.
In the time also comprising the condition for validity of this positioning assistance data in this measurement configuration messages, UE also stores this condition for validity.
S13, position and in the time cannot receiving the state of auxiliary data that location needs, obtain the required metrical information in location according to the positioning assistance data of having stored as UE.
If adopt AGPS location, the required metrical information in this location can comprise for calculating the data such as the required pseudo-range measurements of GPS position coordinates, gps satellite Doppler measurement value.Certainly, also may comprise other data that may use that location is required.If adopt other navigation system location, such as Big Dipper navigation system or Galileo navigation system or GLONASS navigation system, the particular content of this metrical information may be different.
Optionally, if UE has also stored the condition for validity of this positioning assistance data, in the time that the condition for validity of determining this positioning assistance data meets, then obtain the required metrical information in location according to this positioning assistance data.
The state of auxiliary data that wherein, cannot receive location and need can comprise that UE is poor and cannot receive the state of the auxiliary data of location needs for the state of off-line (OFFLINE) or wireless signal.
S14, in the time reaching report condition, report the metrical information that this UE obtains or the positional information obtaining according to this metrical information to eNB.
Wherein, this positional information can comprise the GPS position coordinates that UE calculates according to metrical information.
Wherein, report condition can be: in the time that wireless signal reaches a setting threshold, report.Certainly, also can set according to actual needs other condition, as UE carries out when TA (track area, tracing area) upgrades reporting; Or when entering activated state, UE reports; Or network side request UE reports.In the present embodiment, this report condition can be handed down to UE by measuring configuration messages.
In the method that the present embodiment provides, obtain the required metrical information in location by the positioning auxiliary information of having stored and obtain metrical information, can make UE in the time cannot receiving the state of auxiliary data of location needs, complete the operation that location is relevant.
The embodiment of the present invention also provides a kind of acquisition methods of locator data, and the method completes between UE and eNB.As shown in Figure 2, the method can comprise:
S21, eNB are at the upper broadcasted positioning assistance data of broadcast channel (broadcast channel, BCH).
Optionally, the condition for validity of all right broadcasted positioning assistance data on BCH.Certainly, the condition for validity of this positioning assistance data can also be handed down to UE by other means, such as, measure message by Logging.
S22, UE obtain this positioning assistance data from BCH, and store this positioning assistance data.
If also broadcasted the condition for validity of this positioning assistance data on this BCH simultaneously, UE is also by its storage.Or UE, by measuring configuration messages, as Logging measures message, obtains condition for validity the storage of this positioning assistance data.
Wherein, the condition for validity that UE obtains this positioning assistance data and/or this positioning assistance data from BCH can have two kinds of modes:
Mode one, eNB is to UE sending measuring configuration messages, as Logging measures message; UE receives after this measurement configuration messages, from BCH, reads and the condition for validity of store location auxiliary data and/or this positioning assistance data at once.
Mode two, eNB is to UE sending measuring configuration messages, as Logging measures message.Wherein, be handed down in the measurement configuration messages of UE at eNB, configured and when read the also condition of store location auxiliary data, for example, when this cell signal strength of UE is lower than a threshold value, read and store location auxiliary data.In the time meeting this condition, UE reads and store location auxiliary data from BCH.
S23, position and in the time cannot receiving the state of auxiliary data that location needs, obtain the required metrical information in location according to the positioning assistance data of having stored as UE.
Wherein, the description of the content of the required metrical information in this location in can embodiment shown in Figure 1.
Optionally, if UE has also stored the condition for validity of this positioning assistance data, in the time that the condition for validity of determining this positioning assistance data meets, then obtain the required metrical information in location according to this positioning assistance data.This condition for validity can be a predetermined amount of time or a predetermined distance range etc.
Optionally, UE during in disarmed state, deletes this positioning assistance data at definite positioning assistance data.
S24, in the time reaching report condition, report the metrical information that this UE obtains or the positional information obtaining according to this metrical information to eNB.
Wherein, this positional information and report condition can be with reference to the descriptions in the embodiment shown in figure 1.
In the method that the present embodiment provides, obtain the required metrical information in location by the positioning auxiliary information of having stored and obtain metrical information, can make UE in the time cannot receiving the state of auxiliary data of location needs, complete the operation that location is relevant.
The embodiment of the present invention also provides a kind of acquisition methods of locator data, and the method completes between UE and eNB.As shown in Figure 3, the method can comprise:
S31, UE ask positioning assistance data to eNB.
In this step, UE can ask positioning assistance data in the time that wireless signal strength is less than a threshold value; Can also be periodically to eNB request positioning assistance data; Or mobile phone electric weight is asked positioning assistance data to eNB during lower than a thresholding; Or while thering is no positioning auxiliary information, ask positioning assistance data to eNB, or while entering a new TA to eNB request positioning assistance data etc.
Optionally, UE can also ask the condition for validity of this positioning assistance data simultaneously to eNB.Wherein, this condition for validity can with reference to figure 1 or embodiment illustrated in fig. 2 in description.
S32, UE receive and store the positioning assistance data that eNB issues.
Certainly,, if UE has also asked the condition for validity of this positioning assistance data simultaneously, also can be stored.
Wherein, the concrete methods of realizing that eNB issues the condition for validity of positioning assistance data and/or positioning assistance data can be: eNB is to Serving Mobile Location Center (the Evolved Serving Mobile LocationCentre of evolution, E-SMLC) send Location request message, E-SMLC is carried at the condition for validity of positioning assistance data and/or positioning assistance data in Location response and sends to eNB, and eNB issues the condition for validity of this positioning assistance data and/or positioning assistance data again to UE.
S33, position and in the time cannot receiving the state of auxiliary data that location needs, obtain the required metrical information in location according to the positioning assistance data of having stored as UE.
Optionally, in the time that UE has also stored the condition for validity of this positioning assistance data, in the time that the condition for validity of determining this positioning assistance data meets, then obtain the required metrical information in location according to this positioning assistance data.
The state that wherein, cannot receive the auxiliary data that location needs can be the state of the state of off-line (OFFLINE) or the poor auxiliary data that cannot receive location needs of wireless signal.
Wherein, the description of the content of the required metrical information in this location in can embodiment shown in Figure 1.
S34, in the time reaching report condition, report the metrical information that this UE obtains or the positional information obtaining according to this metrical information to eNB.
Wherein, the content of this positional information and report condition can with reference to figure 1 and embodiment illustrated in fig. 2 in description.
In the method that the present embodiment provides, obtain the required metrical information in location by the positioning auxiliary information of having stored and obtain metrical information, can make UE in the time cannot receiving the state of auxiliary data of location needs, complete the operation that location is relevant.
The embodiment of the present invention also provides a kind of acquisition device of locator data, and this device as shown in Figure 4, can comprise:
Receiving element 41, for receiving the positioning assistance data that network side issues and storing this positioning assistance data;
Acquiring unit 42, in the time cannot receiving the state of auxiliary data of location needs, obtains location required metrical information according to the positioning assistance data of having stored for positioning as UE;
Report unit 43, in the time reaching report condition, the positional information obtaining by this metrical information or according to this metrical information reports this network side.
Wherein, UE can comprise in the state of auxiliary data that cannot receive location and need: the state of off-line OFFLINE or wireless signal are poor and cannot receive the state of the auxiliary data of location needs.
Optionally, receiving element 41 is also for receiving the condition for validity of this positioning assistance data that also storage networking side issues; Acquiring unit 42 also for positioning as UE in receiving the state of the auxiliary data that location needs and while determining this positioning assistance data in effective status according to this condition for validity, obtain the required metrical information in location according to the positioning assistance data of having stored.
Wherein, locate required metrical information content, the condition for validity of positioning assistance data and the content of report condition can referring to Fig. 1, Fig. 2 and embodiment illustrated in fig. 3 in description.
The acquisition device of the locator data that the present embodiment provides can be logic module or the physical location in UE.
In the device that the present embodiment provides, receiving element 41 is receiving after the positioning assistance data that also storage networking side issues, acquiring unit 42 positions and in the time cannot receiving the state of auxiliary data that location needs at UE, obtain the required metrical information in location according to the positioning assistance data of having stored, can make UE in the time cannot receiving the state of auxiliary data of location needs, complete the operation that location is relevant.
The specific embodiment of the invention also provides a kind of system of obtaining of locator data, and this system as shown in Figure 5, comprising: UE51 and network equipment 52.
Wherein, network equipment 52 is for issuing positioning assistance data.UE51 is for the positioning assistance data receiving and storage networking side issues; When UE51 positions and in the time cannot receiving the state of auxiliary data that location needs, obtain the required metrical information in location according to store location auxiliary data; In the time reaching report condition, the positional information obtaining by this metrical information or according to metrical information described in this reports network equipment 52.
Optionally, network equipment 52 is also for issuing the condition for validity of this positioning assistance data to this UE.When UE51 positions and in receiving the state of the auxiliary data that location needs and while determining this positioning assistance data in effective status according to this condition for validity, UE51 obtains the required metrical information in location according to the positioning assistance data of having stored.
Wherein, UE51 in the state of auxiliary data that cannot receive location and need can comprise the state of OFFLINE or wireless signal poor and cannot receive the state of the auxiliary data of location needs.
Wherein, locate the condition for validity of interior positioning assistance data of required metrical information and the content of report condition can referring to Fig. 1, Fig. 2 and embodiment illustrated in fig. 3 in description.
In the communication system that the embodiment of the present invention provides, subscriber equipment 51 is receiving after the positioning assistance data that also storage networking side apparatus 52 issues; When UE51 positions and in the time cannot receiving the state of auxiliary data that location needs, obtain the required metrical information in location according to the positioning assistance data of having stored, can make UE51 in the time cannot receiving the state of auxiliary data of location needs, complete the operation that location is relevant.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, the module in accompanying drawing or flow process might not be that enforcement the present invention is necessary.
One of ordinary skill in the art will appreciate that all or part of step realizing in above-described embodiment method can carry out the hardware that instruction is relevant by program and complete, described program can be stored in a kind of computer-readable recording medium, this program, in the time carrying out, is carried out all or part of step of said method embodiment.
Above the embodiment of the present invention is described in detail, has applied specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.
Claims (10)
1. an acquisition methods for locator data, is characterized in that, described method completes between the node eNB of user equipment (UE) and evolution, and described method specifically comprises:
The positioning assistance data that user equipment (UE) reception network equipment eNB issues is also stored described positioning assistance data;
When described user equipment (UE) positions and in the time cannot receiving the state of auxiliary data of location needs, obtains the required metrical information in location according to the described positioning assistance data of having stored;
In the time reaching report condition, the positional information obtaining by described metrical information or according to described metrical information reports described network equipment eNB;
Wherein, described method also comprises:
User equipment (UE) receives and stores the condition for validity of the described positioning assistance data that described network side eNB issues, and described condition for validity comprises: predetermined amount of time or predetermined distance range; Be specially set in certain hour section this positioning assistance data effectively or within the scope of certain distance this positioning assistance data effective;
And, when described UE positions and in the time cannot receiving the state of auxiliary data that location needs, the step of obtaining the required metrical information in location according to the described positioning assistance data of having stored specifically comprises:
When described UE positions and in receiving the state of the auxiliary data that location needs and while determining described positioning assistance data in effective status according to described condition for validity, obtain the required metrical information in location according to the described positioning assistance data of having stored.
2. method according to claim 1, is characterized in that, the step that receives the condition for validity of the described positioning assistance data that described network side issues comprises:
Receive described network side by measuring the condition for validity of the described positioning assistance data that issues of configuration messages; Or,
Receive described network side by the condition for validity of the described positioning assistance data of the upper broadcast of broadcast channel BCH; Or,
Receive the condition for validity of the described positioning assistance data that described network side issues according to the request of described UE.
3. method according to claim 1, is characterized in that, the step that described UE reception network side issues positioning assistance data comprises:
Receive the described positioning assistance data that described network side issues by measuring configuration messages; Or,
Receive described network side by the described positioning assistance data of the upper broadcast of broadcast channel BCH; Or,
Receive the described positioning assistance data that described network side issues according to the request of described UE.
4. method according to claim 1, is characterized in that, the state of the auxiliary data of described UE in receiving location needs comprises:
The state of off-line OFFLINE or wireless signal are poor and cannot receive the state of auxiliary data that location needs.
5. method according to claim 1, is characterized in that, described report condition comprises:
Wireless signal reaches predetermined threshold or described UE to carry out tracing area TA renewal or described UE and enters UE described in activated state or described network side request and report.
6. an acquisition device for locator data, is characterized in that, described device comprises:
Receiving element, for receiving the positioning assistance data that network equipment eNB issues and storing described positioning assistance data;
Acquiring unit, in the time cannot receiving the state of auxiliary data of location needs, obtains location required metrical information according to the described positioning assistance data of having stored for positioning when user equipment (UE);
Report unit, in the time reaching report condition, the positional information obtaining by described metrical information or according to described metrical information reports described network equipment eNB;
Wherein, described receiving element, also, for receiving and store the condition for validity of the described positioning assistance data that described network equipment eNB issues, described condition for validity comprises predetermined amount of time or predetermined distance range; Be specially set in certain hour section this positioning assistance data effectively or within the scope of certain distance this positioning assistance data effective;
Described acquiring unit, also for positioning as described UE in receiving the state of the auxiliary data that location needs and while determining described positioning assistance data in effective status according to described condition for validity, obtain the required metrical information in location according to the described positioning assistance data of having stored.
7. device according to claim 6, is characterized in that, the state of the auxiliary data of described UE in receiving location needs comprises:
The state of off-line OFFLINE or wireless signal are poor and cannot receive the state of auxiliary data that location needs.
8. device according to claim 6, is characterized in that, described report condition comprises:
Wireless signal reaches predetermined threshold or described UE to carry out tracing area TA renewal or described UE and enters UE described in activated state or described network side request and report.
9. a wireless communication system, comprises user equipment (UE) and network equipment eNB, it is characterized in that,
Described network equipment eNB, for issuing positioning assistance data to described UE;
Described UE, for receiving the described positioning assistance data that described network equipment eNB issues and storing described positioning assistance data; When described UE positions and in the time cannot receiving the state of auxiliary data of location needs, obtains the required metrical information in location according to the described positioning assistance data of having stored; And in the time reaching report condition, the positional information obtaining by described metrical information or according to described metrical information reports described network equipment eNB;
Wherein, described network equipment eNB, also, for issue the condition for validity of described positioning assistance data to described UE, described condition for validity comprises predetermined amount of time or predetermined distance range; Be specially set in certain hour section this positioning assistance data effectively or within the scope of certain distance this positioning assistance data effective;
Described UE, also for positioning as described UE in receiving the state of the auxiliary data that location needs and while determining described positioning assistance data in effective status according to described condition for validity, obtain the required metrical information in location according to the described positioning assistance data of having stored.
10. system according to claim 9, is characterized in that, the state of the auxiliary data of described UE in receiving location needs comprises:
The state of off-line OFFLINE or wireless signal are poor and cannot receive the state of auxiliary data that location needs.
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| CN200910086638.0A CN101925104B (en) | 2009-06-16 | 2009-06-16 | Acquiring method and device of positioning data and communication system |
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| CN102083002B (en) * | 2010-03-24 | 2014-04-02 | 电信科学技术研究院 | System, method and device for controlling reported broadcast channel information |
| CN102362197A (en) * | 2011-08-16 | 2012-02-22 | 华为技术有限公司 | Method and equipment for acquiring global positioning system (GPS) reference time |
| CN104918324A (en) * | 2014-03-13 | 2015-09-16 | 电信科学技术研究院 | Positioning method selection control method and device |
| EP3677930A4 (en) * | 2017-09-28 | 2020-08-19 | Huawei Technologies Co., Ltd. | Data transmission method, server and base station |
| CN110958685B (en) * | 2018-09-26 | 2022-09-09 | 华为技术有限公司 | Positioning method and device |
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| CN1954233A (en) * | 2004-05-21 | 2007-04-25 | 诺基亚公司 | A GPS device |
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| CN101330725A (en) * | 2007-06-21 | 2008-12-24 | 中兴通讯股份有限公司 | Method for processing period position positioning |
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| CN1954233A (en) * | 2004-05-21 | 2007-04-25 | 诺基亚公司 | A GPS device |
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