CN108024197A - Localization method and device - Google Patents
Localization method and device Download PDFInfo
- Publication number
- CN108024197A CN108024197A CN201610925892.5A CN201610925892A CN108024197A CN 108024197 A CN108024197 A CN 108024197A CN 201610925892 A CN201610925892 A CN 201610925892A CN 108024197 A CN108024197 A CN 108024197A
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- user
- positional information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The present invention proposes a kind of localization method and device, is related to terminal positioning field.Wherein, a kind of localization method of the invention, including：Position enquiring request from the user is received, position enquiring asks the wireless side information for including user；Positional information is determined based on the location fingerprint in positional information fingerprint base according to wireless side information, wherein, the wireless side information generation of positional information and user of the location fingerprint in user's message；Positional information is returned into user.By such method, the positional information fingerprint base of generation can be utilized to provide a user position enquiring service, positional information is obtained according to user terminal wireless side information；Since positional information fingerprint base is obtained by gathering user's message and wireless side information, have more efficiently, comprehensively, it is accurate, and it is real-time the characteristics of, so as to improve the probability of successful match and the accuracy of positioning.
Description
Technical field
The present invention relates to terminal positioning field, particularly a kind of localization method and device.
Background technology
In mobile network network data location algorithm, the location algorithm based on wireless messages location fingerprint storehouse is a kind of compares
Common algorithm, has the advantages that positioning accuracy is higher, its basic principle is recorded by establishing wireless messages location fingerprint storehouse
Radio network information of the lower mobile terminal under each geographical location.When needing to position mobile terminal, using
The radio network information that is collected in network is counter to look into location fingerprint storehouse, obtains the most probable geographical location of terminal, so as to complete pair
The positioning of mobile terminal.
In fingerprinting localization algorithm, establishing for wireless messages location fingerprint storehouse is particularly critical, is that whole algorithm is achieved
Basis.The foundation of conventional wireless information position fingerprint base is generally required by way of drive test to gather each geographical location
Radio network information, wastes a large amount of manpowers, and inefficiency；In addition, when network state changes, it is impossible to hair in time
It is existing, reduce the accuracy of positioning.
The content of the invention
It is an object of the present invention to improve the efficiency of positional information fingerprint base acquisition, improve position successful probability and
The accuracy of positioning.
According to an aspect of the present invention, a kind of localization method is proposed, including：Receiving position enquiring from the user please
Ask, position enquiring asks the wireless side information for including user；According to wireless side information based on the position in positional information fingerprint base
Put fingerprint and determine positional information, wherein, the wireless side information life of positional information and user of the location fingerprint in user's message
Into；Positional information is returned into user.
Alternatively, further include：Gather the positional information in user's message；Obtain the wireless side information of user；Position is believed
Breath and wireless side information are associated, and generate location fingerprint；Positional information fingerprint base is generated based on multiple location fingerprints, to be use
Family provides positioning service.
Alternatively, positional information includes latitude and longitude information.
Alternatively, wireless side information includes Base Station Identification, PCI (Physical Cell Identifier, physical area mark
Know), RSRP (Reference Signal Receiving Power, Reference Signal Received Power), RSRQ
(ReferenceSignalReceivingQuality, Reference Signal Received Quality) and/or loopback delay.
Alternatively, the positional information gathered in user's message includes：Wireless communication is gathered by the way of light splitting or mirror image
The message of network interface, wherein, cordless communication network includes CDMA, and (Code Division Multiple Access, code division are more
Location) network, WCDMA (Wideband Code Division Multiple Access, wideband code division multiple access) network, LTE
(Long Term Evolution, Long Term Evolution) network and/or next generation mobile communication network；Contain position in extraction message
The message of information and parsing, obtain positional information of the user at current time.
Alternatively, obtaining the wireless side information of user includes：Gather MR (Measurement of the user at current time
Report, measurement report), obtain the wireless side information of user.
By such method, the positional information fingerprint base of generation can be utilized to provide a user position enquiring service, root
Positional information is obtained according to user terminal wireless side information；Since positional information fingerprint base is by gathering user's message and wireless side
What information obtained, it is more efficient, comprehensive, accurate and real-time to have the characteristics that, so as to improve the probability of successful match and determine
The accuracy of position.
According to another aspect of the present invention, a kind of positioner is proposed, including：Inquiry request acquisition module, for connecing
Position enquiring request from the user is received, position enquiring asks the wireless side information for including user；Enquiry module, for basis
Wireless side information determines positional information based on the location fingerprint in positional information fingerprint base, wherein, location fingerprint is reported according to user
The wireless side information generation of positional information and user in text；Positional information returns to module, for positional information to be returned to use
Family.
Alternatively, further include：Positional information acquisition module, for gathering the positional information in user's message；Wireless messages
Acquisition module, for obtaining the wireless side information of user；Information association module, for positional information is related to wireless side information
Connection, generates location fingerprint；Fingerprint base generation module, for based on multiple location fingerprints generate positional information fingerprint base, so as to for
User provides positioning service.
Alternatively, positional information includes latitude and longitude information.
Alternatively, wireless side information includes Base Station Identification, PCI, RSRP, RSRQ and/or loopback delay.
Alternatively, positional information acquisition module includes：Message collecting unit, for being gathered by the way of light splitting or mirror image
The message of wireless communication network interface, wherein, cordless communication network include cdma network, WCDMA networks, LTE network and/or under
One third generation mobile communication network；Location fingerprint resolution unit, for extracting the message containing positional information and parsing in message, obtains
Positional information of the user at current time.
Alternatively, wireless information collection module is specifically used for MR of the collection user at current time, obtains the wireless of user
Side information.
Alternatively, further include：Inquiry request acquisition module, for receiving position enquiring request from the user, position is looked into
Asking request includes the wireless side information of user；Enquiry module, for true according to wireless side information based on positional information fingerprint base
Determine positional information；Positional information returns to module, for positional information to be returned to user.
Such device can utilize the positional information fingerprint base of generation to provide a user position enquiring service, according to user
Terminal wireless side information obtains positional information；Since positional information fingerprint base is obtained by gathering user's message and wireless side information
Arrive, have the characteristics that it is more efficient, comprehensive, accurate, real-time so that improve successful match probability and positioning it is accurate
Degree.
Brief description of the drawings
Attached drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of one embodiment of the localization method of the present invention.
Fig. 2 is the flow chart of one embodiment that positional information fingerprint base is generated in the localization method of the present invention.
Fig. 3 is the flow chart for another embodiment that positional information fingerprint base is generated in the localization method of the present invention.
Fig. 4 is the schematic diagram of one embodiment of the positioner of the present invention.
Fig. 5 is the schematic diagram of one embodiment a part of in positioner of the invention.
Fig. 6 is the schematic diagram of one embodiment of positional information acquisition module in positioner of the invention.
Embodiment
Below by drawings and examples, technical scheme is described in further detail.
The flow chart of one embodiment of the localization method of the present invention is as shown in Figure 1.
In a step 101, position enquiring request from the user is received, position enquiring asks the wireless side for including user
Information.Wireless side information can include one or more in Base Station Identification, PCI, RSRP, RSRQ, loopback delay.
In a step 102, positional information is determined according to wireless side information based on positional information fingerprint base, wherein, position refers to
The wireless side information generation of positional information and user of the line in user's message.In one embodiment, position can be looked into
The wireless side information ask in request is matched with the wireless side information in positional information fingerprint base, obtains the nothing with successful match
The positional information that line side information is associated.
In step 103, positional information is returned into user.
By such method, the positional information fingerprint base of generation can be utilized to provide a user position enquiring service, root
Positional information is obtained according to user terminal wireless side information；Since positional information fingerprint base is by gathering user's message and wireless side
What information obtained, have more efficiently, comprehensively, it is accurate, and it is real-time the characteristics of, so as to improve the probability of successful match and fixed
The accuracy of position.
The flow chart that one embodiment of positional information fingerprint base is generated in the localization method of the present invention is as shown in Figure 2.
In step 201, the positional information in user's message is gathered.In one embodiment, due to many terminal applies
GPS (Global Positioning System, global positioning system) positional information of meeting reporting terminal in uplink message,
Therefore the message can be caught and parsed, obtain terminal positional information.In one embodiment, positional information can be longitude and latitude
Information.
In step 202, the wireless side information of user is obtained.In one embodiment, positional information can obtained
User identifier is obtained in message, and then obtains the MR that user reports in wireless side, obtains the wireless side information of user at this time.One
In a embodiment, user identifier can be IMSI (International Mobile Subscriber Identification
Number, international mobile subscriber identity).In one embodiment, wireless side information can include Base Station Identification, PCI,
RSRP, RSRQ, loopback delay.
In step 203, positional information and wireless side information are associated, generate location fingerprint.
In step 204, positional information fingerprint base is generated based on multiple location fingerprints.In one embodiment, fingerprint base
In be stored with the wireless side information of each position, can be with the acquisition moment of storage location and wireless side information.As acquisition user
Position enquiring request when, can according to user terminal provide wireless side information be matched in positional information fingerprint base, obtain
Positional information.
By such method, the positional information in user's message can be gathered and made full use of, coordinates that user's is wireless
Both are associated by side information, so as to generate positional information fingerprint base, without waste of manpower manual measurement, improve positional information
The formation efficiency of fingerprint base.
The flow chart that another embodiment of positional information fingerprint base is generated in the localization method of the present invention is as shown in Figure 3.
In step 301, the message of wireless communication network interface is gathered by the way of light splitting or mirror image.In an implementation
In example, cordless communication network can be any in cdma network, WCDMA networks, LTE network, next generation mobile communication network
It is one or more.By taking LTE network as an example, the letter of LTE network SGi or S1-U interface can be gathered by the way of light splitting or mirror image
Breath.
In step 302, the message containing positional information and parsing in message are extracted, obtains user in the position at current time
Confidence ceases.In one embodiment, can be by DPI (Deep Packat Inspection, deep packet inspection technical) to upper
Report message is parsed, and is obtained reporting and is contained GPS position information in message, obtains accurate longitude and latitude of the user a time point
Information.Analysis result can be as shown in table 1：
1 packet parsing result of table
In step 303, MR of the user at current time is gathered, obtains the wireless side information of user.Wireless side information can
With including one or more in Base Station Identification, PCI, RSRP, RSRQ, loopback delay.In one embodiment, the PCI of acquisition,
The information such as RSRP, RSRQ may include serving cell Sc information and adjacent area, non-adjacent area other cells Nc information.In a reality
Apply in example, the wireless side information obtained by MR is as shown in Figure 2：
2 packet parsing result of table
In step 304, positional information and wireless side information are associated, are such as matched the content in table 1, table 2
And combination.In one embodiment, the matching of table 1, table 2 can be carried out using IMSI and temporal information, and then both is merged,
Obtain related information.In one embodiment, can be as shown in table 3 by the result that positional information and wireless side information are associated,
Wherein, two related informations are illustrated in table 3：
The result that 3 positional information of table and wireless side information are associated
In step 305, based on multiple associated positional informations and wireless side information generation positional information fingerprint base.Refer to
A plurality of information as shown in table 3 is stored with line storehouse.In one embodiment, the wireless side of each position is stored with fingerprint base
Information, can be with the acquisition moment of storage location and wireless side information.In one embodiment, if same position, at different moments
Wireless side information it is different, then can refresh the wireless side information of the position, ensure the information stored in positional information fingerprint base
It is updated with the change of wireless environment.
By such method, the DPI systems of terminal applies message are applied to based on carrier network, can be made full use of
Existing resource obtains the terminal positional information that reports of application, and difficulty is realized in reduction, and the terminal of acquisition is wireless at the moment
Side information is associated, and generates positional information fingerprint base, reduces the cost of location fingerprint sampling, improves efficiency.Meanwhile, it is capable in real time
Supplement, more new location information fingerprint base, improve the probability of successful match and the accuracy of positioning.
The schematic diagram of one embodiment of the positioner of the present invention is as shown in Figure 4.Wherein, inquiry request acquisition module
401 can receive position enquiring request from the user, and position enquiring asks the wireless side information for including user.Wireless side is believed
Breath can include one or more in Base Station Identification, PCI, RSRP, RSRQ, loopback delay.Enquiry module 402 can be based on position
Confidence breath fingerprint base determines positional information according to wireless side information, wherein, positional information of the location fingerprint in user's message
Generated with the wireless side information of user.In one embodiment, wireless side information and position during position enquiring can be asked
Wireless side information in information fingerprint storehouse is matched, and obtains the positional information associated with the wireless side information of successful match.
Positional information returns to module 403 and positional information is returned to user.
Such device can utilize the positional information fingerprint base of generation to provide a user position enquiring service, according to user
Terminal wireless side information obtains positional information；Since positional information fingerprint base is obtained by gathering user's message and wireless side information
Arrive, have more efficiently, comprehensively, it is accurate, and it is real-time the characteristics of, so as to improve the probability of successful match and the standard of positioning
Exactness.
Schematic diagram such as Fig. 5 institutes of one embodiment of the part of positional information fingerprint base are generated in the positioner of the present invention
Show.Wherein, positional information acquisition module 501 can gather the positional information in user's message.In one embodiment, due to being permitted
Multiple terminals application can in uplink message reporting terminal GPS position information, therefore the message can be caught and parsed, obtain end
End position information.In one embodiment, positional information can be latitude and longitude information.Wireless information collection module 502 can obtain
Take the wireless side information at family.In one embodiment, user identifier can be obtained in the message for obtaining positional information, and then
The MR that user reports in wireless side is obtained, obtains the wireless side information of user at this time.In one embodiment, wireless side information can
With including Base Station Identification, PCI, RSRP, RSRQ, loopback delay.Information association module 503 can believe positional information and wireless side
Manner of breathing associates, and generates location fingerprint.Fingerprint base generation module 504 is based on multiple location fingerprints generation positional information fingerprint base.
The wireless side information of each position is stored with one embodiment, in fingerprint base, can be with storage location and wireless side information
Obtain the moment., can be according to the wireless side information confidence in place of user terminal offer when obtaining the position enquiring request of user
Matched in breath fingerprint base, obtain positional information.
Such device can gather and make full use of the positional information in user's message, coordinate the wireless side information of user
Both are associated, so as to generate positional information fingerprint base, without waste of manpower manual measurement, improves positional information fingerprint base
Formation efficiency.
The schematic diagram of one embodiment of positional information acquisition module is as shown in Figure 6 in the positioner of the present invention.Wherein,
Message collecting unit 601 can gather the message of wireless communication network interface by the way of light splitting or mirror image.In an implementation
In example, cordless communication network can be any in cdma network, WCDMA networks, LTE network, next generation mobile communication network
It is one or more.By taking LTE network as an example, the letter of LTE network SGi or S1-U interface can be gathered by the way of light splitting or mirror image
Breath.Location fingerprint resolution unit 602 can extract the message containing positional information and parsing in message, obtain user when current
The positional information at quarter.In one embodiment, can be by DPI to reporting the terminal applies containing GPS position information in message
Message is parsed, and obtains accurate latitude and longitude information of the user a time point.
Such device can make full use of existing resource to obtain the terminal positional information that application reports, and reduce and realize hardly possible
Degree.
In one embodiment, the wireless side information of each position is stored with fingerprint base, can be with storage location and nothing
The acquisition moment of line side information.If same position, wireless side information at different moments are different, fingerprint base generation module 504 can
To refresh the wireless side information of the position, the information for ensureing to store in positional information fingerprint base is carried out with the change of wireless environment
Renewal.
Such device can supplement in real time, more new location information fingerprint base, improve probability and the positioning of successful match
Accuracy.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
It can modify to the embodiment of the present invention or equivalent substitution is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical solution, it should all cover among the claimed technical solution scope of the present invention.
Claims (10)
- A kind of 1. localization method, it is characterised in that including：Position enquiring request from the user is received, the position enquiring request includes the wireless side information of user；The positional information is determined based on the location fingerprint in the positional information fingerprint base according to the wireless side information, its In, the wireless side information generation of positional information and user of the location fingerprint in user's message；The positional information is returned into user.
- 2. according to the method described in claim 1, it is characterized in that, further include：Gather the positional information in user's message；Obtain the wireless side information of the user；The positional information and the wireless side information are associated, generate the location fingerprint；Based on multiple location fingerprint generation positional information fingerprint bases, to provide positioning service to the user.
- 3. method according to claim 1 or 2, it is characterised in thatThe positional information includes latitude and longitude information；And/orThe wireless side information includes Base Station Identification, Physical Cell Identifier PCI, Reference Signal Received Power RSRP, reference signal Quality of reception RSRQ and/or loopback delay.
- 4. according to the method described in claim 2, it is characterized in that, the positional information in the collection user's message includes：The message of wireless communication network interface is gathered by the way of light splitting or mirror image, wherein, the cordless communication network includes Global system for mobile communications GSM network, Code Division Multiple Access (CDMA) network, wideband code division multiple access WCDMA networks, Long Term Evolution LTE nets Network and/or next generation mobile communication network；The message containing positional information and parsing in the message are extracted, obtains positional information of the user at current time.
- 5. according to the method described in claim 4, it is characterized in that, the wireless side information for obtaining the user includes：Measurement report MR of the user at the current time is gathered, obtains the wireless side information of user.
- A kind of 6. positioner, it is characterised in that including：Inquiry request acquisition module, for receiving position enquiring request from the user, the position enquiring request includes using The wireless side information at family；Enquiry module, described in being determined according to the wireless side information based on the location fingerprint in the positional information fingerprint base Positional information, wherein, the wireless side information generation of positional information and user of the location fingerprint in user's message；Positional information returns to module, for the positional information to be returned to user.
- 7. device according to claim 6, it is characterised in that further include：Positional information acquisition module, for gathering the positional information in user's message；Wireless information collection module, for obtaining the wireless side information of the user；Information association module, for the positional information and the wireless side information to be associated, generates location fingerprint；Fingerprint base generation module, for generating the positional information fingerprint base based on multiple location fingerprints, to be user Positioning service is provided.
- 8. the device according to claim 6 or 7, it is characterised in thatThe positional information includes latitude and longitude information；And/orThe wireless side information includes Base Station Identification, Physical Cell Identifier PCI, Reference Signal Received Power RSRP, reference signal Quality of reception RSRQ and/or loopback delay.
- 9. device according to claim 8, it is characterised in that the positional information acquisition module includes：Message collecting unit, for gathering the message of wireless communication network interface by the way of light splitting or mirror image, wherein, it is described Cordless communication network include Code Division Multiple Access (CDMA) network, wideband code division multiple access WCDMA networks, Long Term Evolution LTE network and/or under One third generation mobile communication network；Location fingerprint resolution unit, for extracting the message containing positional information and parsing in the message, obtains user and is working as The positional information at preceding moment.
- 10. device according to claim 9, it is characterised in that the wireless information collection module is specifically used for collection institute Measurement report MR of the user at the current time is stated, obtains the wireless side information of user.
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|---|---|---|---|
| CN201610925892.5A CN108024197A (en) | 2016-10-31 | 2016-10-31 | Localization method and device |
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|---|---|---|---|
| CN201610925892.5A CN108024197A (en) | 2016-10-31 | 2016-10-31 | Localization method and device |
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| CN108024197A true CN108024197A (en) | 2018-05-11 |
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| CN201610925892.5A Pending CN108024197A (en) | 2016-10-31 | 2016-10-31 | Localization method and device |
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Application publication date: 20180511 |