CN106997052B - Position information processing method, device and computer equipment - Google Patents
Position information processing method, device and computer equipment Download PDFInfo
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- CN106997052B CN106997052B CN201710142102.0A CN201710142102A CN106997052B CN 106997052 B CN106997052 B CN 106997052B CN 201710142102 A CN201710142102 A CN 201710142102A CN 106997052 B CN106997052 B CN 106997052B
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- satellite
- satellite information
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
- G01S19/08—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing integrity information, e.g. health of satellites or quality of ephemeris data
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention relates to a kind of position information processing method, device and computer equipment, the above methods, comprising: obtains received location information and the first satellite information set；Obtain the second satellite information set；The first satellite information set is compared with the second satellite information set；If the first satellite information set includes the satellite for being not present in the second satellite information set, it is determined that the location information and/or the first satellite information collection are combined into spurious information.Above-mentioned position information processing method, device and computer equipment can guarantee the authenticity of location information with the location information and/or the first satellite information set of accurate discrimination forgery.
Description
Technical field
The present invention relates to field of computer technology, more particularly to a kind of position information processing method, device and computer
Equipment.
Background technique
GPS (Global Positioning System, global positioning system) is a kind of using GPS positioning satellite, complete
The system of real-time perfoming positioning, navigation within the scope of ball.When mobile terminal is equipped with GPS chip, can be received by GPS chip
GPS positioning satellite signal realizes positioning so that the latitude and longitude information that mobile terminal is currently located be calculated.
Currently, certain third party's tools are by forging latitude and longitude information or GPS positioning satellite signal, and by the longitude and latitude of forgery
Degree and GPS positioning satellite signal are sent to mobile terminal, and mobile terminal can not pair warp and weft degree information or GPS positioning satellite signal
The true and false is distinguished.
Summary of the invention
The embodiment of the present invention provides a kind of position information processing method, device and computer equipment, can be with accurate discrimination puppet
The location information and/or satellite information made, guarantee the authenticity of location information.
A kind of position information processing method, comprising:
Obtain received location information and the first satellite information set；
Obtain the second satellite information set；
The first satellite information set is compared with the second satellite information set；
If the first satellite information set includes the satellite for being not present in the second satellite information set, it is determined that institute
It states location information and/or the first satellite information collection is combined into spurious information.
A kind of position information process device, comprising:
First obtains module, for obtaining received location information and the first satellite information set；
Second obtains module, for obtaining the second satellite information set；
Comparison module, for the first satellite information set to be compared with the second satellite information set；
Determining module, if including to be not present in the second satellite information set for the first satellite information set
Satellite, it is determined that the location information and/or the first satellite information collection are combined into spurious information.
A kind of computer equipment, including memory, processor and storage can be run on a memory and on a processor
Computer program, the processor perform the steps of when executing described program
Obtain received location information and the first satellite information set；
Obtain the second satellite information set；
The first satellite information set is compared with the second satellite information set；
If the first satellite information set includes the satellite for being not present in the second satellite information set, it is determined that institute
It states location information and/or the first satellite information collection is combined into spurious information.
Above-mentioned position information processing method, device and computer equipment obtain received location information and the first satellite letter
Breath set, and obtaining includes the second satellite information set, and the first satellite information set and the second satellite information set are compared
It is right, if the first satellite information set includes to be not present in the satellite of the second satellite information set, it is determined that location information and/or the
One satellite information collection is combined into spurious information, can be guaranteed with the location information and/or the first satellite information set of accurate discrimination forgery
The authenticity of location information.
Detailed description of the invention
Fig. 1 is the application scenario diagram of position information processing method in one embodiment；
Fig. 2 is the block diagram of terminal in one embodiment；
Fig. 3 is the flow diagram of position information processing method in one embodiment；
Fig. 4 be judge in one embodiment location information and/or the first satellite information set whether be spurious information stream
Journey schematic diagram；
Fig. 5 is to judge whether location information and/or the first satellite information set are spurious information in another embodiment
Flow diagram；
Fig. 6 is to judge whether location information and/or the first satellite information set are spurious information in another embodiment
Flow diagram；
Fig. 7 is the structural schematic diagram of position information process device in one embodiment；
Fig. 8 is that the second internal structure for obtaining module illustrates circle in one embodiment；
Fig. 9 is the block diagram of computer equipment in one embodiment.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
It is appreciated that term " first " used in the present invention, " second " etc. can be used to describe various elements herein,
But these elements should not be limited by these terms.These terms are only used to distinguish the first element from the other element.Citing comes
It says, without departing from the scope of the invention, the first client can be known as the second client, and similarly, can incite somebody to action
Second client is known as the first client.The first client and the second client both client, but it is not same visitor
Family end.
Fig. 1 is the application scenario diagram of position information processing method in one embodiment.As shown in Figure 1, in one embodiment
In, third party's tool 20, which can send to forge location information and/or forge the first satellite to the operating system 102 of mobile terminal 10, to be believed
Breath is gathered, and the GPS chip 104 in mobile terminal 10 can send true location information and the first satellite letter to operating system 102
Breath set.When the operating system 102 of mobile terminal 10 receives location information and the first satellite information set, obtain received
Location information and the first satellite information set, and obtain the second satellite information set.The operating system 102 of mobile terminal 10 can incite somebody to action
First satellite information set is compared with the second satellite information set, if the first satellite information set includes to be not present in second
The satellite of satellite information set, it is determined that location information and/or satellite are spurious information.
Fig. 2 is the schematic diagram of internal structure of above-mentioned mobile terminal 10 in one embodiment.As shown in Fig. 2, the mobile terminal
10 include processor, non-volatile memory medium, built-in storage and network interface, the display screen and defeated connected by system bus
Enter device.Wherein, the non-volatile memory medium of mobile terminal 10 is stored with operating system.The processor for provide calculate and
Control ability supports the operation of entire mobile terminal 10.Built-in storage in mobile terminal 10 is in non-volatile memory medium
Computer-readable instruction operation provide environment.Network interface is used to carry out network communication with server, such as sends position letter
Breath, the second satellite information set for receiving server return etc..The display screen of mobile terminal 10 can be liquid crystal display or
Electric ink display screen etc., input unit can be the touch layer covered on display screen, be also possible on 10 shell of mobile terminal
Key, trace ball or the Trackpad of setting, are also possible to external keyboard, Trackpad or mouse etc..The mobile terminal 10 can be with
It is mobile phone, tablet computer or personal digital assistant or wearable device etc..It will be understood by those skilled in the art that showing in Fig. 2
Structure out, only the block diagram of part-structure relevant to application scheme, does not constitute and is applied to application scheme
The restriction of mobile terminal 10 thereon, specific mobile terminal 10 may include than more or fewer components as shown in the figure, or
Person combines certain components, or with different component layouts.
As shown in figure 3, in one embodiment, providing a kind of position information processing method, comprising the following steps:
Step S310 obtains received location information and the first satellite information set.
In the present embodiment, location information may include latitude and longitude information, and longitude and latitude is a seat of longitude and latitude composition
Mark system, referred to as geographical co-ordinate system, it is that a kind of spherical surface using three-dimensional space is sat to define the spherical surface in tellurian space
Mark system can indicate any one tellurian position.
When mobile terminal carries out GPS positioning, GPS satellite signal can be detected and received by antenna etc., and GPS chip receives
To after GPS satellite signal, it the operation such as can be decoded to GPS satellite signal, GPS satellite ephemeris can be obtained, and according to Satellite
Go through the position of determining GPS satellite, wherein satellite ephemeris is also known as two row orbital data (TLE, Two-Line Orbital
It Element), is a kind of for describing the expression formula of space flight body position and speed.When GPS chip obtains 4 or 4 simultaneously
When the above GPS satellite signal, it can be calculated according to the position of each GPS satellite and the distance of mobile terminal to each GPS satellite
It is converted into latitude and longitude information to the space coordinate of mobile terminal, then by space coordinate, mobile terminal can be positioned.
It include the corresponding satellite information of each GPS satellite signal for calculating location information in first satellite information set,
It may include the spatial position coordinate etc. of satellite number, signal strength, satellite, the first satellite information collection in first satellite information set
Conjunction can be stored by forms such as list, texts.In the present embodiment, location information and the first satellite information set may
It is the real information that the operating system of mobile terminal is sent to by GPS chip, it is also possible to the forgery letter that third party's tool is sent
Breath, when location information and the first satellite information collection are combined into the spurious information of third party's tool transmission, location information is defended with first
Star information aggregate not necessarily has corresponding relationship, that is, the location information is not necessarily by defending in the first satellite information set
Star information is calculated.
The operating system of mobile terminal can monitor location information, detect whether to receive position every preset time
Information, for example, detect whether to receive location information every 3 minutes or 5 minutes, if having detected received location information,
Received location information and the first satellite information set can be obtained.
Step S320 obtains the second satellite information set.
AGPS (Assisted Global Positioning System, auxiliary global satellite positioning system) is a kind of base
In traditional GPS satellite and mobile phone base station, the system quickly positioned.In AGPS, mobile terminal can be first from nearest bee
Nest base station gets the approximate location being presently in, and the approximate location being presently in is sent to AGPS by cellular network
Server is set, usable satellite information corresponding with the approximate location that this is presently in that AGPS location server can be inquired works as movement
When terminal receives usable satellite information, currently available GPS satellite can be quickly found out according to usable satellite information, and receive
GPS satellite signal realizes positioning, and wherein usable satellite refers to the upper dry running for the approximate location being presently in mobile terminal
Satellite.
In the present embodiment, the second satellite information set includes the usable satellite information in AGPS, be can be with movement eventually
It terminates the corresponding usable satellite information of location information that receives, or passes through being presently in of obtaining of cellular base station with mobile terminal
The corresponding usable satellite information of approximate location, wherein usable satellite information may include satellite number, frequency range, azimuth, elevation angle etc.
Information.Second satellite information set can be stored by forms such as list, texts.The operating system of mobile terminal can be from
The second satellite information set is obtained in AGPS location server or GPS chip.
First satellite information set is compared step S330 with the second satellite information set.
The first satellite information set that the operating system of mobile terminal can will acquire is compared with the second satellite information set
It is right, it can be inquired one by one in the second satellite information set according to the satellite number in the first satellite information set, judge
Whether the satellite in one satellite information set is present in the second satellite information set.
Step S340, if the first satellite information set includes the satellite for being not present in the second satellite information set, it is determined that
Location information and/or the first satellite information collection are combined into spurious information.
Since in such a way that AGPS is positioned, the GPS chip of mobile terminal is according to AGPS when being positioned
The usable satellite information for setting server return quickly finds currently available GPS satellite, and receives currently available GPS satellite
Satellite-signal, to realize positioning.Therefore, if location information and the first satellite letter that the operating system of mobile terminal receives
Breath collection is combined into real information, that is, the location information and the first satellite information set are sent by GPS chip, then first
Satellite in satellite information set is present in the second satellite information set.
If the first satellite information set includes to be not present in the satellite of the second satellite information set, illustrate location information with
First satellite information set is not corresponding, that is, the location information is not by the satellite information in the first satellite information set
It is calculated, the operating system of mobile terminal can determine that received location information and/or the first satellite information set are by third
The spurious information that square tool is sent.If mobile terminal determines in location information and the first satellite information set there are spurious information,
The location information can not be shown, re-registrate confidence breath and monitored.
Above-mentioned position information processing method obtains received location information and the first satellite information set, and obtains second
Satellite information set the first satellite information set is compared with the second satellite information set, if the first satellite information set
Satellite comprising being not present in the second satellite information set, it is determined that location information and/or the first satellite information collection are combined into forgery
Information can guarantee the authenticity of location information with the location information and/or the first satellite information set of accurate discrimination forgery.
As shown in figure 4, in one embodiment, obtaining received location information and the first satellite information collection in step S310
It is further comprising the steps of after conjunction:
Step S402 sends location information to location server, so that location server is corresponding according to place information inquiry
Usable satellite information.
The operating system of mobile terminal obtains received location information and the first satellite information set, and obtains the second satellite
Information aggregate may include that can be used corresponding with the received location information is defended in the present embodiment, in the second satellite information set
Star information, and the corresponding usable satellite information of location information refer to defending in upper dry running corresponding with received location information
Star information.Mobile terminal can send location information to AGPS location server by cellular network, wherein cellular network may include
GSM (Global System for Mobile communication global system for mobile communications), CDMA (Code
Division Multiple Access, CDMA), 3G (3rd-Generation, 3rd generation mobile communication technology, EDGE
(Enhanced Data Rate for GSM Evolution, strong type Data for GSM Evolution) etc., it is possible to understand that ground,
Also other networks can be used to carry out data transmission.AGPS location server can inquire the location information pair sent with mobile terminal
The usable satellite information answered, and the usable satellite information inquired is returned to mobile terminal.
Step S404 receives the second satellite information set comprising usable satellite information that location server returns.
Mobile terminal can receive the second satellite information set that AGPS location server returns, the second satellite information set
Include usable satellite information corresponding with the location information received.
Step S406, judges whether the satellite in the first satellite information set is present in the second satellite information set, if
It is to then follow the steps S408, if it is not, thening follow the steps S410.
The first satellite information set that the operating system of mobile terminal can will acquire with obtain from AGPS location server
Second satellite information set is compared, can be according to the satellite number in the first satellite information set, in the second satellite information collection
It is inquired one by one in conjunction, judges whether the satellite in the first satellite information set is present in from AGPS location server and obtain
The second satellite information set in.
Step S408 determines that location information and the first satellite information set have corresponding relationship.
If the satellite in the first satellite information set is present in the second satellite information obtained from AGPS location server
In set, illustrate that the satellite in the first satellite information set operates in overhead corresponding with location information, the then position received
Confidence breath has corresponding relationship with the first satellite information set, and location information is by the satellite information in the first satellite information set
It is calculated.
Step S410 determines that location information and/or the first satellite information collection are combined into spurious information.
If the first satellite information set includes the second satellite information set for being not present in obtaining from AGPS location server
Satellite, then illustrate to exist in the first satellite information set and do not operate in the satellite in overhead corresponding with location information, that is, connecing
The location information of receipts and the first satellite information set do not have corresponding relationship, and mobile terminal can determine location information and the first satellite
There are spurious informations in information aggregate, it may be possible to the location information of forgery or the first satellite information set of forgery, it is also possible to two
Person is spurious information.
In the present embodiment, by by received first satellite information set the second satellite information corresponding with location information
Set is compared, when the first satellite information set includes to be not present in the satellite of the second satellite information set, it may be determined that
Location information and/or the first satellite information collection are combined into spurious information, and the location information and/or first that can be forged with accurate discrimination are defended
Star information aggregate guarantees the authenticity of location information.
As shown in figure 5, in one embodiment, obtaining received location information and the first satellite information collection in step S310
It is further comprising the steps of after conjunction:
Step S502 obtains the second satellite information set of newest storage from global position system GPS chip.
The operating system of mobile terminal obtains received location information and the first satellite information set, and obtains the second satellite
Information aggregate may include in the present embodiment the approximate location pair being presently in mobile terminal in the second satellite information set
The usable satellite information answered, usable satellite information corresponding with the approximate location that mobile terminal is presently in refer to this substantially
The satellite information of dry running on position.When GPS chip is initialized, mobile terminal can be obtained from nearest cellular base station works as
Preceding locating approximate location, i.e. progress COO (Cell of Origin, cell of origin, COO) positioning, by obtaining locating for cellular base station
Cell identification number (Cell-ID), determine subdistrict position locating for mobile terminal.Subdistrict position can be passed through honeycomb by mobile terminal
Network is sent to AGPS location server, and AGPS location server inquires usable satellite information corresponding with subdistrict position, and returns
Back to mobile terminal.The GPS chip of mobile terminal can be stored after receiving usable satellite information, and at regular intervals to can
It is updated with satellite information, such as updates a usable satellite information every the times such as 2 hours or 3 hours.Mobile terminal
Operating system can obtain the second satellite information set of newest storage from GPS chip, include in the second satellite information set
The usable satellite information corresponding with the approximate location that mobile terminal is presently in of newest storage.
Step S504, judges whether the satellite in the first satellite information set is present in the second satellite information set, if
It is to then follow the steps S506, if it is not, thening follow the steps S508.
The first satellite information set that the operating system of mobile terminal can will acquire and the second satellite obtained from GPS chip
Information aggregate is compared, and can be carried out in the second satellite information set according to the satellite number in the first satellite information set
It inquires one by one, judges whether the satellite in the first satellite information set is present in the second satellite information obtained from GPS chip
Set.
Step S506 determines that the first satellite information collection is combined into true first satellite information set.
If the satellite in the first satellite information set is present in the second satellite information set obtained from GPS chip, say
Satellite in bright first satellite information set is the upper dry running for the approximate location being presently in mobile terminal, then mobile whole
End can determine that the first satellite information collection is combined into true first satellite information set.
Step S508 determines that the first satellite information collection is combined into spurious information.
If the first satellite information set includes the satellite for being not present in the second satellite information set obtained from GPS chip,
Illustrate that the first satellite information set includes the satellite of the upper dry running for the approximate location not being presently in mobile terminal, then moves
Terminal can determine that the first satellite information collection is combined into and forge the first satellite information set.
It is to be appreciated that the second satellite information set corresponding with the approximate location that mobile terminal is presently in, can also lead to
It crosses AGPS location server to be obtained in real time, when the operating system of mobile terminal receives location information and the first satellite information
When set, subdistrict position locating for mobile terminal can be obtained, and the subdistrict position is sent to AGPS location server, so that
AGPS location server inquires corresponding usable satellite information according to subdistrict position, and mobile terminal can receive AGPS location server
The the second satellite information set comprising the usable satellite information returned, then be compared.
In the present embodiment, the approximate location by the way that received first satellite information set and mobile terminal to be presently in
The corresponding second satellite information set of information is compared, when the first satellite information set includes to be not present in second satellite letter
When ceasing the satellite of set, it may be determined that the first satellite information collection, which is combined into, forges the first satellite information set, can be forged with accurate discrimination
Location information and/or the first satellite information set, guarantee the authenticity of location information.
As shown in fig. 6, in one embodiment, providing a kind of position information processing method, comprising the following steps:
Step S602 obtains received location information and the first satellite information set.
The operating system of mobile terminal can monitor location information, detect whether to receive position every preset time
Information can then obtain received location information and the first satellite information set when having detected received location information.
Step S604 obtains the second satellite information set from location server according to location information.
The location information that the operating system of mobile terminal can will acquire is sent to AGPS location server, AGPS location-based service
Device can inquire the corresponding usable satellite information of location information sent with mobile terminal, and returned to mobile terminal inquire can
Use satellite information.
Step S606, judges whether the satellite in the first satellite information set is present in the obtained from location server
Two satellite information set, if so, S610 is thened follow the steps, if it is not, thening follow the steps S608.
The first satellite information set that the operating system of mobile terminal can will acquire with obtain from AGPS location server
Second satellite information set is compared, and judges whether the satellite in the first satellite information set is present in from the position AGPS and takes
It is engaged in the second satellite information set that device obtains.If the satellite in the first satellite information set is present in from AGPS location-based service
In the second satellite information set that device obtains, illustrate that the location information received has corresponding pass with the first satellite information set
System.
If the first satellite information set includes the second satellite information set for being not present in obtaining from AGPS location server
Satellite, then illustrate that received location information and the first satellite information set do not have corresponding relationship, mobile terminal can determine position
There are spurious informations in confidence breath and the first satellite information set, it may be possible to the location information of forgery or the first satellite letter of forgery
Breath set, it is also possible to which the two is spurious information.
Step S608, is not shown location information.
If mobile terminal determines that there are spurious informations in location information and the first satellite information set, can not believe the position
Breath is shown, and is re-registrated confidence breath and is monitored.
Step S610 obtains the second satellite information set of newest storage from GPS chip.
If the satellite in the first satellite information set is present in the second satellite information set corresponding with location information,
The operating system of mobile terminal can further judge whether the satellite in the first satellite information set is present in and mobile terminal
The corresponding second satellite information set of the approximate location being presently in.The operating system of mobile terminal can be obtained from GPS chip
Second satellite information set of newest storage, in the second satellite information set comprising newest storage with the current institute of mobile terminal
The corresponding usable satellite information of the approximate location at place.
Step S612, judges whether the satellite in the first satellite information set is present in second obtained from GPS chip
Satellite information set, if so, S614 is thened follow the steps, if it is not, thening follow the steps S608.
The first satellite information set that the operating system of mobile terminal can will acquire and the second satellite obtained from GPS chip
Information aggregate is compared, and judges whether the satellite in the first satellite information set is present in second obtained from GPS chip
Satellite information set.If the satellite in the first satellite information set is present in the second satellite information collection obtained from GPS chip
It closes, then mobile terminal can determine that the first satellite information collection is combined into true first satellite information set.When mobile terminal determination connects
The location information of receipts and the first satellite information set have corresponding relationship, and the first satellite information collection is combined into true first satellite letter
Breath set then can determine that location information is actual position information.
If the first satellite information set includes the satellite for being not present in the second satellite information set obtained from GPS chip,
Then mobile terminal can determine the first satellite information collection be combined into forge the first satellite information set, although the first satellite information set with
Location information has corresponding relationship, but forges the first satellite information set since the first satellite information collection is combined into, then can determine position
Confidence breath is forgery location information.
Step S614 determines that location information is actual position information.
Step S616, is shown according to location information.
After mobile terminal determines that location information is actual position information, location information can be shown, on map
Latitude coordinates point corresponding with location information is found, and is indicated by forms such as dots, shows that mobile terminal is worked as to user
It is the location of preceding.
In one embodiment, the operating system of mobile terminal can also first by the first satellite information set with from GPS chip
The the second satellite information set for obtaining newest storage is compared, then corresponding with location information with obtaining from AGPS location server
The second satellite information set be compared, so that it is determined that whether location information has actual position information.It is to be appreciated that mobile
Terminal only needs to determine whether location information with the first satellite information set has corresponding relationship, while the first satellite information collection is combined into
True first satellite information set, it is specific to determine that verification mode is not limited to manner discussed above.
In the present embodiment, by by the first satellite information set the second satellite information set corresponding with location information into
Row compares, while the second satellite information set corresponding with the approximate location that mobile terminal is presently in is compared, and works as determination
Location information and the first satellite information set have corresponding relationship, and the first satellite information collection is combined into true first satellite information collection
When conjunction, can accurate position determination information be actual position information, guarantee the authenticity of location information.
As shown in fig. 7, in one embodiment, providing a kind of position information process device, including first obtains module
710, second module 720, comparison module 730 and determining module 740 are obtained.
First obtains module 710, for obtaining received location information and the first satellite information set.
Second obtains module 720, for obtaining the second satellite information set.
Comparison module 730, for the first satellite information set to be compared with the second satellite information set.
Determining module 740, if including the satellite for being not present in the second satellite information set for the first satellite information set,
Then determine that location information and/or the first satellite information collection are combined into spurious information.
Above-mentioned position information process device obtains received location information and the first satellite information set, and acquisition includes can
With the second satellite information set of satellite information, the first satellite information set is compared with the second satellite information set, if
First satellite information set includes to be not present in the satellite of the second satellite information set, it is determined that location information and/or first is defended
Star information aggregate is spurious information, can guarantee position with the location information and/or the first satellite information set of accurate discrimination forgery
The authenticity of information.
As shown in figure 8, in one embodiment, second, which obtains module 720, includes transmission unit 722 and receiving unit 724.
Transmission unit 722, for sending location information to location server, so that location server is looked into according to location information
Ask corresponding usable satellite information.
Receiving unit 724, for receiving the second satellite information collection comprising usable satellite information of location server return
It closes.
In one embodiment, determining module 740, if the satellite being also used in the first satellite information set be present in from
In the second satellite information set that location server obtains, it is determined that location information has corresponding pass with the first satellite information set
System.
In the present embodiment, by by received first satellite information set the second satellite information corresponding with location information
Set is compared, when the first satellite information set includes to be not present in the satellite of the second satellite information set, it may be determined that
Location information and/or the first satellite information collection are combined into spurious information, and the location information and/or first that can be forged with accurate discrimination are defended
Star information aggregate guarantees the authenticity of location information.
In one embodiment, second module 720 is obtained, is also used to obtain from global position system GPS chip newest
Second satellite information set of storage.
Comparison module 730 is also used to the first satellite information set and the second satellite information set from GPS chip acquisition
It is compared.
Determining module 740, if the satellite for being also used to the first satellite information set is present in second obtained from GPS chip
Satellite information set, it is determined that the first satellite information collection is combined into true first satellite information set.
In the present embodiment, the approximate location by the way that received first satellite information set and mobile terminal to be presently in
The corresponding second satellite information set of information is compared, when the first satellite information set includes to be not present in second satellite letter
When ceasing the satellite of set, it may be determined that the first satellite information collection, which is combined into, forges the first satellite information set, can be forged with accurate discrimination
Location information and/or the first satellite information set, guarantee the authenticity of location information.
In one embodiment, determining module 740, if be also used to location information have with the first satellite information set it is corresponding
Relationship, and the first satellite information collection is combined into true first satellite information set, it is determined that location information is actual position information.
In the present embodiment, by by the first satellite information set the second satellite information set corresponding with location information into
Row compares, while the second satellite information set corresponding with the approximate location that mobile terminal is presently in is compared, and works as determination
Location information and the first satellite information set have corresponding relationship, and the first satellite information collection is combined into true first satellite information collection
When conjunction, can accurate position determination information be actual position information, guarantee the authenticity of location information.
The embodiment of the invention also provides a kind of computer equipments.As shown in figure 9, for ease of description, illustrate only with
The relevant part of the embodiment of the present invention, it is disclosed by specific technical details, please refer to present invention method part.The calculating
Machine equipment can be include mobile phone, tablet computer, PDA (Personal Digital Assistant, personal digital assistant),
Any terminal devices such as POS (Point of Sales, point-of-sale terminal), vehicle-mounted computer, navigator, wearable device, to calculate
Machine equipment is for mobile phone:
Fig. 9 is the block diagram of the part-structure of mobile phone relevant to computer equipment provided in an embodiment of the present invention.With reference to figure
9, mobile phone include: radio frequency (Radio Frequency, RF) circuit 910, memory 920, input unit 930, display unit 940,
Sensor 950, voicefrequency circuit 960, Wireless Fidelity (wireless fidelity, WiFi) module 970, processor 980 and
The components such as GPS chip 990.It will be understood by those skilled in the art that handset structure shown in Fig. 9 does not constitute the limit to mobile phone
It is fixed, it may include perhaps combining certain components or different component layouts than illustrating more or fewer components.
Wherein, RF circuit 910 can be used for receiving and sending messages or communication process in, signal sends and receivees, can be by base station
After downlink information receives, handled to processor 980；The data of uplink can also be sent to base station.In general, RF circuit include but
Be not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier (Low Noise Amplifier,
LNA), duplexer etc..In addition, RF circuit 910 can also be communicated with network and other equipment by wireless communication.Above-mentioned channel radio
Any communication standard or agreement, including but not limited to GSM, general packet radio service (General Packet can be used in letter
Radio Service, GPRS), CDMA, wideband code division multiple access (Wideband Code Division Multiple Access,
WCDMA), long term evolution (Long Term Evolution, LTE)), Email, short message service (Short Messaging
Service, SMS) etc..
Memory 920 can be used for storing software program and module, and processor 980 is stored in memory 920 by operation
Software program and module, thereby executing the various function application and data processing of mobile phone.Memory 920 can mainly include
Program storage area and data storage area, wherein program storage area can application journey needed for storage program area, at least one function
Sequence (such as application program, application program of image player function of sound-playing function etc.) etc.；Data storage area can store root
Created data (such as audio data, address list etc.) etc. are used according to mobile phone.In addition, memory 920 may include high speed
Random access memory, can also include nonvolatile memory, a for example, at least disk memory, flush memory device or
Other volatile solid-state parts.
Input unit 930 can be used for receiving the number or character information of input, and generate the user setting with mobile phone 900
And the related key signals input of function control.Specifically, input unit 930 may include touch panel 932 and other inputs
Equipment 934.Touch panel 932, alternatively referred to as touch screen collect touch operation (such as the user of user on it or nearby
Use the operation of any suitable object or attachment such as finger, stylus on touch panel 932 or near touch panel 932),
And corresponding attachment device is driven according to preset formula.In one embodiment, touch panel 932 may include touching inspection
Survey two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation
Bring signal, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and will
It is converted into contact coordinate, then gives processor 980, and can receive order that processor 980 is sent and be executed.In addition,
Touch panel 932 can be realized using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch surface
Plate 932, input unit 930 can also include other input equipments 934.Specifically, other input equipments 934 may include but not
It is limited to one of physical keyboard, function key (such as volume control button, switch key etc.) etc. or a variety of.
Display unit 940 can be used for showing information input by user or be supplied to user information and mobile phone it is various
Menu.Display unit 940 may include display panel 942.In one embodiment, liquid crystal display (Liquid can be used
Crystal Display, LCD), the forms such as Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED)
To configure display panel 942.In one embodiment, touch panel 932 can cover display panel 942, when touch panel 932 is examined
After measuring touch operation on it or nearby, processor 980 is sent to determine the type of touch event, is followed by subsequent processing device
980 provide corresponding visual output according to the type of touch event on display panel 942.Although in Fig. 9, touch panel
932 and display panel 942 are the input and input function for realizing mobile phone as two independent components, but in certain implementations
In example, can be integrated by touch panel 932 and display panel 942 and that realizes mobile phone output and input function.
Mobile phone 900 may also include at least one sensor 950, such as optical sensor, motion sensor and other sensings
Device.Specifically, optical sensor may include ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 942, and proximity sensor can close display panel when mobile phone is moved in one's ear
942 and/or backlight.Motion sensor may include acceleration transducer, can detect by acceleration transducer and adds in all directions
The size of speed can detect that size and the direction of gravity when static, can be used to identify application (such as the horizontal/vertical screen of mobile phone posture
Switching), Vibration identification correlation function (such as pedometer, tap) etc.；In addition, mobile phone can also configure gyroscope, barometer, humidity
Other sensors such as meter, thermometer, infrared sensor etc..
Voicefrequency circuit 960, loudspeaker 962 and microphone 964 can provide the audio interface between user and mobile phone.Audio-frequency electric
Electric signal after the audio data received conversion can be transferred to loudspeaker 962, be converted to sound by loudspeaker 962 by road 960
Signal output；On the other hand, the voice signal of collection is converted to electric signal by microphone 964, is turned after being received by voicefrequency circuit 960
It is changed to audio data, then by after the processing of audio data output processor 980, another mobile phone can be sent to through RF circuit 910, or
Person exports audio data to memory 620 so as to subsequent processing.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user's transceiver electronics postal by WiFi module 970
Part, browsing webpage and access streaming video etc., it provides wireless broadband internet access for user.Although Fig. 9 is shown
WiFi module 970, but it is understood that, and it is not belonging to must be configured into for mobile phone 900, it can according to need and omit.
Processor 980 is the control centre of mobile phone, using the various pieces of various interfaces and connection whole mobile phone, is led to
It crosses operation or executes the software program and/or module being stored in memory 920, and call and be stored in memory 920
Data execute the various functions and processing data of mobile phone, to carry out integral monitoring to mobile phone.In one embodiment, it handles
Device 980 may include one or more processing units.In one embodiment, processor 980 can integrate application processor and modulation
Demodulation processor, wherein the main processing operation system of application processor, user interface and application program etc.；Modulation /demodulation processing
Device mainly handles wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 980.
Mobile phone 900 further includes can after RF circuit 910 receives GPS satellite signal for the GPS chip 990 of location navigation
GPS satellite signal is handled by modem processor, the satellite ephemeris that 990 acquisition of GPS chip is handled is timely
Between information, and the position currently processed to mobile phone 900 calculates.It should be understood that GPS chip can be independent chip,
Also processor 980 or baseband chip etc. are desirably integrated into.
Mobile phone 900 further includes the power supply (such as battery) powered to all parts, it is preferred that power supply can pass through power supply pipe
Reason system and processor 980 are logically contiguous, to realize management charging, electric discharge and power managed by power-supply management system
Etc. functions.
In one embodiment, mobile phone 900 can also include camera, bluetooth module etc..
In embodiments of the present invention, processor 980 included by the mobile terminal executes the calculating of storage on a memory
It is performed the steps of when machine program
Obtain received location information and the first satellite information set；
The second satellite information set is obtained, the second satellite information set includes usable satellite information；
The first satellite information set is compared with the second satellite information set；
If the first satellite information set includes the satellite for being not present in the second satellite information set, it is determined that institute
It states location information and/or the first satellite information collection is combined into spurious information.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (11)
1. a kind of position information processing method characterized by comprising
Obtain received location information and the first satellite information set；
Obtain the second satellite information set；
The first satellite information set is compared with the second satellite information set；
If the first satellite information set includes the satellite for being not present in the second satellite information set, it is determined that institute's rheme
Confidence breath and/or the first satellite information collection are combined into spurious information；
Include the corresponding satellite information of each GPS satellite signal for calculating location information in the first satellite information set；
The second satellite information set of the acquisition, comprising:
Send the location information to location server so that the location server inquire according to the positional information it is corresponding
Usable satellite information；
Receive the second satellite information set comprising the usable satellite information that the location server returns.
2. the method according to claim 1, wherein the second satellite information set of the acquisition, comprising:
The second satellite information set of newest storage is obtained from global position system GPS chip.
3. the method according to claim 1, wherein described by the first satellite information set and described the
After two satellite information set are compared, the method also includes:
If the satellite in the first satellite information set is present in the second satellite information obtained from the location server
In set, it is determined that the location information and the first satellite information set have corresponding relationship.
4. according to the method described in claim 3, it is characterized in that, the method also includes:
The second satellite information set of newest storage is obtained from GPS chip；
The first satellite information set is compared with the second satellite information set obtained from the GPS chip；
If the satellite of the first satellite information set is present in the second satellite information set obtained from GPS chip,
Then determine that the first satellite information collection is combined into true first satellite information set.
5. according to the method described in claim 4, it is characterized in that, the method also includes:
If the location information and the first satellite information set have corresponding relationship, and the first satellite information collection is combined into
True first satellite information set, it is determined that the location information is actual position information.
6. a kind of position information process device characterized by comprising
First obtains module, for obtaining received location information and the first satellite information set；
Second obtains module, for obtaining the second satellite information set；
Comparison module, for the first satellite information set to be compared with the second satellite information set；
Determining module, if including to be not present in defending for the second satellite information set for the first satellite information set
Star, it is determined that the location information and/or the first satellite information collection are combined into spurious information；
Include the corresponding satellite information of each GPS satellite signal for calculating location information in the first satellite information set；
Described second obtains module, comprising:
Transmission unit, for sending the location information to location server, so that the location server is according to the position
Information inquires corresponding usable satellite information；
Receiving unit, the second satellite information collection comprising the usable satellite information returned for receiving the location server
It closes.
7. device according to claim 6, which is characterized in that described second obtains module, is also used to obtain from GPS chip
Take the second satellite information set of newest storage.
8. device according to claim 6, which is characterized in that the determining module, if being also used to the first satellite letter
Satellite in breath set is present in from the second satellite information set that the location server obtains, it is determined that the position
Information and the first satellite information set have corresponding relationship.
9. device according to claim 8, which is characterized in that described second obtains module, is also used to from GPS global location
The second satellite information set of newest storage is obtained in System on Chip/SoC；
The comparison module is also used to the first satellite information set and the second satellite information collection from GPS chip acquisition
Conjunction is compared；
The determining module, if the satellite for being also used to the first satellite information set is present in and described obtains from GPS chip
The second satellite information set, it is determined that the first satellite information collection is combined into true first satellite information set.
10. device according to claim 9, which is characterized in that the determining module, if be also used to the location information with
The first satellite information set has corresponding relationship, and the first satellite information collection is combined into true first satellite information collection
It closes, it is determined that the location information is actual position information.
11. a kind of computer equipment, including memory, processor and storage are on a memory and the meter that can run on a processor
Calculation machine program, the processor perform the steps of when executing described program
Obtain received location information and the first satellite information set；
Obtain the second satellite information set；
The first satellite information set is compared with the second satellite information set；
If the first satellite information set includes the satellite for being not present in the second satellite information set, it is determined that institute's rheme
Confidence breath and/or the first satellite information collection are combined into spurious information；
Include the corresponding satellite information of each GPS satellite signal for calculating location information in the first satellite information set；
The second satellite information set of the acquisition, comprising:
Send the location information to location server so that the location server inquire according to the positional information it is corresponding
Usable satellite information；
Receive the second satellite information set comprising the usable satellite information that the location server returns.
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| CN110888152B (en) * | 2018-09-11 | 2022-05-31 | 华为技术有限公司 | Vehicle-mounted equipment, navigation positioning information receiving device and method |
| US11080509B2 (en) | 2018-12-31 | 2021-08-03 | Beijing Didi Infinity Technology And Development Co., Ltd. | Systems and methods for onboard fraud detection in a transportation service |
| US11038877B2 (en) | 2018-12-31 | 2021-06-15 | Beijing Didi Infinity Technology And Development Co., Ltd. | Systems and methods for device fingerprint determination in a transportation service |
| CN112823348B (en) * | 2018-12-31 | 2022-11-04 | 北京嘀嘀无限科技发展有限公司 | System and method for on-board fraud detection in transportation services |
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