CN101932095A - Method and system for transmitting location information request signaling - Google Patents
Method and system for transmitting location information request signaling Download PDFInfo
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- CN101932095A CN101932095A CN2009101506151A CN200910150615A CN101932095A CN 101932095 A CN101932095 A CN 101932095A CN 2009101506151 A CN2009101506151 A CN 2009101506151A CN 200910150615 A CN200910150615 A CN 200910150615A CN 101932095 A CN101932095 A CN 101932095A
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Abstract
The invention provides a method and a system for transmitting a location information request signaling. The method comprises the following steps that: a serving mobile location centre (SMLC) transmits the location information request signaling to an appointed mobile terminal in the instruction format set by the SMLC after receiving a location request transmitted by a mobility management entity (MME), and instructs the mobile terminal to perform location measurement or position estimation. The invention provides a special location information request structure according to information bit waste and even null interface waste caused by the unreasonable consistency of the structure of the location information request in a universal terrestrial radio access network (UTRAN) system and measurement configuration information; and in the structure, the transmitting characteristics of the location information are taken into full consideration, the information bit is more reasonably allocated and the null interface waste is reduced.
Description
Technical field
The present invention relates to mobile communication system location survey technology, relate in particular to a kind of method and system that realize that the location information requests signaling sends.
Background technology
In long evolving system, Mobility Management Entity (Mobility Management Entity, be called for short MME) the mainly mobile management of responsible portable terminal, control such as switching portable terminal, the information that the record portable terminal moves between different districts, upgrade mobile terminal affiliated cell ID, routing iinformations such as affiliated tracking area identification.
At Universal Terrestrial Radio Access Network (Universal Terrestrial Radio Access Network, UTRAN) in the system, be integrated in the radio network controller or independent Serving Mobile Location Center (the Serving Mobile Location Center that is provided with, be called for short SMLC) the main processing location requirement of being responsible for, the configuration location measurement information, collect and the storage auxiliary data, send auxiliary data according to demand to base station or portable terminal, and position or speed calculation etc., and position measurement by measuring the configuration signal indicating mobile terminal.Support the message structure of the measurement configuration signal of location survey to indicate the message structures of (common frequency measurement or different-frequency measure) consistent, need specified measurement target (sub-district that needs are measured), report configuration, measurement etc. with other measurements.But the type of the type of location survey and other measurements is had any different, for some localization method, global positioning system (Global Position System for example, be called for short GPS) method, GPS (Global Position System) (Global Navigation Satellite System, guide number SS) method may not need the sub-district of specified measurement, but portable terminal is according to built-in satellite receiver module search of satellite signals, for the unanimity that keeps signaling structure promptly adopts the structure identical with other measurement configuration information, can cause the waste of radio resources of location information requests and response process.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of method and system that realize that the location information requests signaling sends, and saves interface-free resources.
In order to address the above problem, the invention provides a kind of method that realizes that the location information requests signaling sends, comprise: Serving Mobile Location Center SMLC is after the Location Request that receives Mobility Management Entity MME transmission, the command format of setting with described Serving Mobile Location Center sends the location information requests signaling to the portable terminal of appointment, and indicating mobile terminal positions to be measured or location estimation.
Further, said method also has following characteristics:
Comprise with lower unit in the described location information requests signaling: location indicating member, locate mode unit, position feedback information unit and positioning assistance data unit.
Further, said method also has following characteristics:
Described location indicating member is used to indicate the localization method that described portable terminal adopts; Described locate mode unit is used to indicate described portable terminal and adopts the locate mode of assisting based on the locate mode or the portable terminal of portable terminal; Described position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to the locate mode of described locate mode unit indication; Described positioning assistance data unit is used to indicate portable terminal location survey or the required auxiliary data of location estimation.
Further, said method also has following characteristics:
Described location indicating member comprises the localization method unit, and the localization method that described localization method unit indicates described portable terminal to adopt is downlink positioning method or assisted global satellite navigation system AGNSS localization method; When described localization method unit is designated as the AGNSS localization method, described location indicating member also comprises AGNSS localization method unit, a kind of in the following method indicated in described AGNSS localization method unit: the global positioning system localization method, Galileo navigation system localization method, enhanced system localization method based on space interval, accurate zenith satellite navigation system localization method, the GLONASS (Global Navigation Satellite System) localization method.
Further, said method also has following characteristics:
Comprise with lower unit in the described location information requests signaling: location indicating member and locate mode unit.
Further, said method also has following characteristics:
Described location indicating member also comprises the localization method unit, and position feedback information unit corresponding with described localization method unit and positioning assistance data information unit; The indicated localization method in described localization method unit is downlink positioning method or assisted global satellite navigation system AGNSS localization method; When the indicated localization method in described localization method unit was downlink positioning method, described position feedback information unit comprised descending position feedback information unit; Described descending position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to downlink positioning method; Described positioning assistance data information unit comprises descending positioning assistance data information unit, and described descending positioning assistance data information unit is used to indicate according to downlink positioning method portable terminal location survey or the required auxiliary data of location estimation; When the indicated localization method in described localization method unit is the AGNSS localization method, described location indicating member also comprises AGNSS localization method unit, described position feedback information unit comprises AGNSS position feedback information unit, and described AGNSS position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to the AGNSS localization method; Described positioning assistance data information unit comprises AGNSS positioning assistance data information unit, and described AGNSS positioning assistance data information unit is used to indicate according to AGNSS localization method portable terminal location survey or the required auxiliary data of location estimation.
Further, said method also has following characteristics:
Comprise with lower unit in the described location information requests signaling: localization method unit, locate mode unit, descending position feedback information unit, descending positioning assistance data information unit, AGNSS localization method unit, AGNSS position feedback information unit and AGNSS positioning assistance data information unit.
Further, said method also has following characteristics:
The indicated localization method in described localization method unit is downlink positioning method or assisted global satellite navigation system AGNSS localization method; When the indicated localization method in described localization method unit is downlink positioning method, described descending position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to described downlink positioning method, and described descending positioning assistance data information unit is used to indicate according to described downlink positioning method portable terminal location survey or the required auxiliary data of location estimation; And the content of AGNSS localization method unit, described AGNSS position feedback information unit and described AGNSS positioning assistance data information unit is empty; When the indicated localization method in described localization method unit is the AGNSS localization method, described AGNSS localization method unit is used to indicate the AGNSS localization method of described portable terminal employing, described AGNSS position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to described AGNSS localization method, and AGNSS positioning assistance data information unit is used to indicate according to described downlink positioning method portable terminal location survey or the required auxiliary data of location estimation; The content of described descending position feedback information unit and described descending positioning assistance data information unit is empty.
Further, said method also has following characteristics:
The indicated AGNSS localization method in described AGNSS localization method unit is a kind of in the following method: the global positioning system localization method, Galileo navigation system localization method, enhanced system localization method based on space interval, accurate zenith satellite navigation system localization method, the GLONASS (Global Navigation Satellite System) localization method; Described AGNSS position feedback information unit comprises global positioning system position feedback information unit, Galileo navigation system position feedback information unit, enhanced system position feedback information unit based on space interval, accurate zenith satellite navigation system position feedback information unit, GLONASS (Global Navigation Satellite System) position feedback information unit; Described AGNSS positioning assistance data information unit comprises global positioning system positioning assistance data information unit, Galileo navigation system positioning assistance data information unit, enhanced system positioning assistance data information unit based on space interval, accurate zenith satellite navigation system positioning assistance data information unit, GLONASS (Global Navigation Satellite System) positioning assistance data information unit.
Further, said method also has following characteristics:
Different AGNSS localization methods are during corresponding to identical feedback information and auxiliary data, and described feedback information is stored in identical AGNSS positioning assistance data information unit.
Further, said method also has following characteristics:
The localization method that described localization method unit indicates described portable terminal to adopt is a kind of of following localization method: downlink positioning method, global positioning system localization method, Galileo navigation system localization method, the enhanced system localization method based on space interval, accurate zenith satellite navigation system localization method, GLONASS (Global Navigation Satellite System) localization method.
In order to solve the problems of the technologies described above, the present invention also provides a kind of system that realizes that the location information requests signaling sends, comprise Serving Mobile Location Center and Mobility Management Entity, described Serving Mobile Location Center, be used for after the Location Request that receives the Mobility Management Entity transmission, send the location information requests signaling with the command format of setting to the portable terminal of appointment, indicating mobile terminal positions measurement.
The present invention considers that the structure of location information requests in the UTRAN system is consistent with measurement configuration information and unreasonable, cause the information bit waste, thereby waste interface-free resources, a kind of proprietary location information requests structure is proposed, this structure takes into full account the characteristics that locating information is assigned, the more rational information bit of having distributed reduces the interface-free resources waste.
Description of drawings
Fig. 1 realizes the method flow diagram that the location information requests signaling sends among the embodiment.
Embodiment
As shown in Figure 1, realize that the method that the location information requests signaling sends comprises:
Specify the variety of way of Serving Mobile Location Center setting command form below with a plurality of embodiment.
Embodiment one:
Serving Mobile Location Center is as shown in table 1 below to the structure of the location information requests that portable terminal sends.The content of this location information requests is divided into four classes according to independence, location indication, locate mode, the auxiliary data that position feedback information and location need.
Table 1
Wherein, the location indicating member comprises the localization method unit, and this localization method unit is essential unit, and the localization method that the localization method unit indicates described portable terminal to adopt is downlink positioning method or assisted global satellite navigation system AGNSS localization method.The location indicating member also comprises AGNSS localization method unit, and this AGNSS localization method unit is a selectable unit.When the localization method unit is designated as the AGNSS localization method, indication AGNSS localization method and be a kind of in the following method in the AGNSS localization method unit: global positioning system (Global Positioning System, be called for short GPS) localization method, Galileo navigation system (Galileo Positioning System) localization method, enhanced system (Space Based Augmentation System based on space interval, be called for short SBAS) localization method, accurate zenith satellite navigation system (QZSS) localization method, GLONASS (Global Navigation Satellite System) (Global Navigation Satellite System is called for short GLONASS) localization method.
Embodiment two:
Serving Mobile Location Center is as shown in table 2 below to the structure of the location information requests that portable terminal sends.In the content of this location information requests with localization method as corresponding feedback information of index and auxiliary data.
Table 2:
The location indicating member also comprises the localization method unit as index, and position feedback information unit corresponding with described localization method unit and positioning assistance data information unit, and its structural relation is as shown in table 3:
Table 3:(location indicating member structure)
Further, in the last table A-GNSS position feedback information and A-GNSS positioning assistance data can also divide thinner, according to GPS, Galileo, SBAS, QZSS, GLONASS segments the unit.As shown in table 4:
Table 4:(location indicating member structure)
GNSS position feedback information and A-GNSS positioning assistance data can also be divided according to the particular content of each satellite system feedback information and auxiliary data, if certain several satellite system needs feedack identical with auxiliary data, then can use identical unit jointly, and need not as implied abovely segment; Be different AGNSS localization methods during corresponding to identical feedback information and auxiliary data, described feedback information is stored in identical AGNSS positioning assistance data information unit.Perhaps, the feedback information of all satellite system needs that A-GNSS comprises is all identical with auxiliary data, can need so A-GNSS feedback information and auxiliary data are segmented.
Embodiment three:
Serving Mobile Location Center is as shown in table 5 below to the structure of the location information requests that portable terminal sends.This structure is segmented feedback information and auxiliary data, and total message structure level of nesting is little, and portable terminal can be retrieved the data that need more intuitively:
Table 5:(location information requests)
When the indicated localization method in localization method unit is downlink positioning method, descending position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to downlink positioning method, and descending positioning assistance data information unit is used to indicate according to downlink positioning method portable terminal location survey or the required auxiliary data of location estimation; The content of AGNSS localization method unit, AGNSS position feedback information unit and AGNSS positioning assistance data information unit is empty.
When the indicated localization method in localization method unit is the AGNSS localization method, AGNSS localization method unit is used for the AGNSS localization method that indicating mobile terminal adopts, AGNSS position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to the AGNSS localization method, and AGNSS positioning assistance data information unit is used to indicate according to downlink positioning method portable terminal location survey or the required auxiliary data of location estimation; The content of descending position feedback information unit and descending positioning assistance data information unit is empty.
Wherein, A-GNSS feedback information and auxiliary data unit also can segment with the segmentation mode shown in the embodiment two, repeat no more herein.
In above-mentioned three embodiment, " localization method unit " but localization method that indicating mobile terminal adopts is a kind of of following localization method: downlink positioning method, global positioning system localization method, Galileo navigation system localization method, the enhanced system localization method based on space interval, accurate zenith satellite navigation system localization method, GLONASS (Global Navigation Satellite System) localization method.Like this, only need to indicate all available localization methods with a unit.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (12)
1. method that realizes that the location information requests signaling sends comprises:
Serving Mobile Location Center SMLC is after the Location Request that receives Mobility Management Entity MME transmission, the command format of setting with described Serving Mobile Location Center sends the location information requests signaling to the portable terminal of appointment, and indicating mobile terminal positions to be measured or location estimation.
2. the method for claim 1 is characterized in that,
Comprise with lower unit in the described location information requests signaling: location indicating member, locate mode unit, position feedback information unit and positioning assistance data unit.
3. method as claimed in claim 2 is characterized in that,
Described location indicating member is used to indicate the localization method that described portable terminal adopts; Described locate mode unit is used to indicate described portable terminal and adopts the locate mode of assisting based on the locate mode or the portable terminal of portable terminal; Described position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to the locate mode of described locate mode unit indication; Described positioning assistance data unit is used to indicate portable terminal location survey or the required auxiliary data of location estimation.
4. method as claimed in claim 3 is characterized in that,
Described location indicating member comprises the localization method unit, and the localization method that described localization method unit indicates described portable terminal to adopt is downlink positioning method or assisted global satellite navigation system AGNSS localization method; When described localization method unit is designated as the AGNSS localization method, described location indicating member also comprises AGNSS localization method unit, a kind of in the following method indicated in described AGNSS localization method unit: the global positioning system localization method, Galileo navigation system localization method, enhanced system localization method based on space interval, accurate zenith satellite navigation system localization method, the GLONASS (Global Navigation Satellite System) localization method.
5. the method for claim 1 is characterized in that,
Comprise with lower unit in the described location information requests signaling: location indicating member and locate mode unit.
6. method as claimed in claim 5 is characterized in that,
Described location indicating member also comprises the localization method unit, and position feedback information unit corresponding with described localization method unit and positioning assistance data information unit;
The indicated localization method in described localization method unit is downlink positioning method or assisted global satellite navigation system AGNSS localization method;
When the indicated localization method in described localization method unit was downlink positioning method, described position feedback information unit comprised descending position feedback information unit; Described descending position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to downlink positioning method; Described positioning assistance data information unit comprises descending positioning assistance data information unit, and described descending positioning assistance data information unit is used to indicate according to downlink positioning method portable terminal location survey or the required auxiliary data of location estimation;
When the indicated localization method in described localization method unit is the AGNSS localization method, described location indicating member also comprises AGNSS localization method unit, described position feedback information unit comprises AGNSS position feedback information unit, and described AGNSS position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to the AGNSS localization method; Described positioning assistance data information unit comprises AGNSS positioning assistance data information unit, and described AGNSS positioning assistance data information unit is used to indicate according to AGNSS localization method portable terminal location survey or the required auxiliary data of location estimation.
7. the method for claim 1 is characterized in that,
Comprise with lower unit in the described location information requests signaling: localization method unit, locate mode unit, descending position feedback information unit, descending positioning assistance data information unit, AGNSS localization method unit, AGNSS position feedback information unit and AGNSS positioning assistance data information unit.
8. method as claimed in claim 7 is characterized in that,
The indicated localization method in described localization method unit is downlink positioning method or assisted global satellite navigation system AGNSS localization method;
When the indicated localization method in described localization method unit is downlink positioning method, described descending position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to described downlink positioning method, and described descending positioning assistance data information unit is used to indicate according to described downlink positioning method portable terminal location survey or the required auxiliary data of location estimation; And the content of AGNSS localization method unit, described AGNSS position feedback information unit and described AGNSS positioning assistance data information unit is empty;
When the indicated localization method in described localization method unit is the AGNSS localization method, described AGNSS localization method unit is used to indicate the AGNSS localization method of described portable terminal employing, described AGNSS position feedback information unit is used to indicate measurement result or the positional information that portable terminal need return according to described AGNSS localization method, and AGNSS positioning assistance data information unit is used to indicate according to described downlink positioning method portable terminal location survey or the required auxiliary data of location estimation; The content of described descending position feedback information unit and described descending positioning assistance data information unit is empty.
9. as claim 6,7 or 8 described methods, it is characterized in that,
The indicated AGNSS localization method in described AGNSS localization method unit is a kind of in the following method: the global positioning system localization method, Galileo navigation system localization method, enhanced system localization method based on space interval, accurate zenith satellite navigation system localization method, the GLONASS (Global Navigation Satellite System) localization method;
Described AGNSS position feedback information unit comprises global positioning system position feedback information unit, Galileo navigation system position feedback information unit, enhanced system position feedback information unit based on space interval, accurate zenith satellite navigation system position feedback information unit, GLONASS (Global Navigation Satellite System) position feedback information unit;
Described AGNSS positioning assistance data information unit comprises global positioning system positioning assistance data information unit, Galileo navigation system positioning assistance data information unit, enhanced system positioning assistance data information unit based on space interval, accurate zenith satellite navigation system positioning assistance data information unit, GLONASS (Global Navigation Satellite System) positioning assistance data information unit.
10. as claim 6,7 or 8 described methods, it is characterized in that,
Different AGNSS localization methods are during corresponding to identical feedback information and auxiliary data, and described feedback information is stored in identical AGNSS positioning assistance data information unit.
11. as claim 4,6,7 or 8 described methods, it is characterized in that,
The localization method that described localization method unit indicates described portable terminal to adopt is a kind of of following localization method: downlink positioning method, global positioning system localization method, Galileo navigation system localization method, the enhanced system localization method based on space interval, accurate zenith satellite navigation system localization method, GLONASS (Global Navigation Satellite System) localization method.
12. a system that realizes that the location information requests signaling sends comprises Serving Mobile Location Center and Mobility Management Entity, it is characterized in that,
Described Serving Mobile Location Center is used for after the Location Request that receives the Mobility Management Entity transmission, sends the location information requests signaling with the command format of setting to the portable terminal of appointment, and indicating mobile terminal positions measurement.
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| WO2020143619A1 (en) * | 2019-01-07 | 2020-07-16 | 中国移动通信有限公司研究院 | Positioning measurement method and device |
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