CN108267760A

CN108267760A - Acquisition methods, device, computer equipment and the readable storage medium storing program for executing of location data

Info

Publication number: CN108267760A
Application number: CN201711450334.9A
Authority: CN
Inventors: 王超; 安士军; 王立敏; 邬泳; 郑朝鹤; 肖瓅
Original assignee: Shenzhen Huada Beidou Technology Co Ltd
Current assignee: Shenzhen Huada Beidou Technology Co Ltd
Priority date: 2017-12-27
Filing date: 2017-12-27
Publication date: 2018-07-10

Abstract

The present invention provides a kind of acquisition methods of location data, device, computer equipment and readable storage medium storing program for executing.This method includes：The second satellite data of the second satellite group that distribution apparatus obtains the first satellite data of the first satellite group that third party's satellite data acquisition system is acquired and access network equipment is acquired；Wherein, in first satellite group and second satellite group there is satellite to identify identical satellite, the ephemeris of multiple satellites is included in first satellite data and second satellite data；Whether the distribution apparatus is identical as a result, obtaining location data according to the identical corresponding ephemeris of satellite of the identical satellite of satellite mark and satellite mark.This method substantially increases the positioning accuracy under the locating speed and adverse circumstances of the equipment positioned using the location data.

Description

Acquisition methods, device, computer equipment and the readable storage medium storing program for executing of location data

Technical field

The present invention relates to field of satellite location, more particularly to the acquisition methods of location data, device, computer equipment and Readable storage medium storing program for executing.

Background technology

Global position system is a kind of technology that something is accurately positioned using satellite, it is from initial positioning accuracy Low, locating speed is slow, cannot position and be difficult in real time to provide timely navigation Service, develops to present global positioning system It unites (Global Positioning System, abbreviation GPS), vector aircraft, ship, vehicle and individual can be used for, Along selected route, arrive punctually at the destination.But more accurately positioned although GPS system can be realized, it positions Position need can be seen that the place that artificial satellite or track are passed through can be only achieved higher accuracy.Therefore, based on biography The problem of positioning for global position system of uniting is limited, more and more auxiliary positioning equipment or auxiliary system system meet the tendency of and It is raw, for example, using the information of base station, coordinate traditional GPS satellite, make the speed of positioning faster.

In traditional auxiliary positioning application scheme, aided positioning system is using single GPS auxiliary positioning modes, i.e., should The positioning of aided positioning system is using auxiliary global satellite positioning system (Assisted Global Positioning System, abbreviation AGPS) come what assistant GPS was positioned, detailed process is：Aided positioning system obtains the ephemeris of GPS satellite, And the pseudo range observed quantity data progress analytical Calculation for combining ephemeris and the upload of each terminal obtains the location information of each terminal, Then the location information of each terminal is sent to corresponding terminal, so as to fulfill the positioning of each terminal.

But the precision of the positioning of the aided positioning system in above-mentioned traditional scheme is not high.

Invention content

Based on this, it is necessary to for the positioning of aided positioning system in traditional technology precision it is not high the technical issues of, carry For a kind of acquisition methods of location data, device, computer equipment and readable storage medium storing program for executing.

In a first aspect, the embodiment of the present invention provides a kind of acquisition methods of location data, including：

Distribution apparatus obtain the first satellite data of the first satellite group for being acquired of third party's satellite data acquisition system with And the second satellite data of the second satellite group that access network equipment is acquired；Wherein, first satellite group and described second is defended In a group of stars there is satellite to identify identical satellite, include multiple defend in first satellite data and second satellite data The ephemeris of star；

The distribution apparatus identifies identical satellite according to the satellite and the satellite identifies identical satellite and corresponds to Ephemeris it is whether identical as a result, obtain location data.

The method that above-mentioned first aspect is provided, distribution apparatus are acquired by obtaining third party's satellite data acquisition system The first satellite data of the first satellite group and the second satellite data of the second satellite group for being acquired of access network equipment, and root Identical satellite is identified according to the first satellite data and the second satellite data Satellite and the satellite identifies identical satellite and corresponds to Ephemeris it is whether identical as a result, obtain location data, the location data obtained is not the satellite number to multiple data sources According to the simple stack combinations of progress, and location data derives from multiple data source systems, and each data source systems can obtain The data of the difference satellite system such as A-GPS, A-BDS and A-GLONASS assist terminal positioning together, so, in the present embodiment Distribution apparatus the mode of multimode auxiliary positioning may be used positioned, and the location data utilized in positioning also passes through The processing such as above-mentioned correction, screening, de-redundancy, therefore, the present embodiment is substantially increased to be set using what the location data was positioned Positioning accuracy under standby locating speed and adverse circumstances.

In one of which embodiment, the distribution apparatus is according in first satellite group and second satellite group Identical satellite and the corresponding ephemeris of the identical satellite it is whether identical as a result, obtain location data, including：

The distribution apparatus determines that the satellite identifies the different non-health satellite of identical but corresponding ephemeris；

The distribution apparatus is according to ephemeris of the non-health satellite correspondence in second satellite data and described The ephemeris of other remaining satellites, obtains the location data in first satellite data and second satellite data.

The method of the present embodiment, when the satellite mark of the part satellite in the first satellite group and the second satellite group is identical but right The ephemeris answered is different, and distribution apparatus is determined as non-health satellite, and is abandoned third party's satellite data acquisition system and acquired The non-health satellite ephemeris, but use the star of the non-health satellite acquired in the higher access network equipment of the data precision It goes through, and the ephemeris of other remaining satellites in the ephemeris and the first satellite data and the second satellite data is combined as positioning number According to it greatly improves the accuracy of location data, so as to further improve the equipment positioned using the location data Locating speed and adverse circumstances under positioning accuracy.

The distribution apparatus determines that the satellite identifies the identical healthy satellite of identical and corresponding ephemeris；

The distribution apparatus deletes the corresponding ephemeris of health satellite described in first satellite data, second satellite Any one in the corresponding ephemeris of healthy satellite described in data, obtains the corresponding verification ephemeris of the healthy satellite；

The distribution apparatus is according to the healthy corresponding verification ephemeris of satellite and first satellite data and described The ephemeris of other remaining satellites in second satellite data, obtains the location data.

The method of the present embodiment, when the satellite mark of the part satellite in the first satellite group and the second satellite group is identical and right When the ephemeris answered is also identical, distribution apparatus is determined as healthy satellite, then distribution apparatus to the ephemeris of the health satellite into Row de-redundancy operates, and obtains the verification ephemeris of healthy satellite, thus by the ephemeris and the first satellite data and the second satellite number The ephemeris of other remaining satellites is combined as location data in, and which reduce the redundancies of location data, improve positioning number According to accuracy, so as to further improve under the locating speed and adverse circumstances of the equipment positioned using the location data Positioning accuracy.

The distribution apparatus determines that the satellite identifies the identical healthy satellite of identical and corresponding ephemeris, and described in deletion The corresponding ephemeris of health satellite described in the corresponding ephemeris of health satellite described in first satellite data, second satellite data In any one, obtain the corresponding verification ephemeris of the healthy satellite；

The distribution apparatus is according to the corresponding verification ephemeris of the healthy satellite, the non-health satellite correspondence described the The star of other remaining satellites in ephemeris and first satellite data and second satellite data in two satellite datas It goes through, obtains the location data.

In the present embodiment, distribution apparatus has not only carried out the behaviour of data screening to the first satellite data and the second satellite data Make (obtaining ephemeris of the non-health satellite correspondence in the second satellite data), also the corresponding ephemeris of healthy satellite is gone Therefore redundant operation, further improves the accuracy of location data, so as to further improve utilize the location data into Positioning accuracy under the locating speed and adverse circumstances of the equipment of row positioning.

In one of which embodiment, first satellite group for obtaining third party's satellite data acquisition system and being acquired The first satellite data, including：

The distribution apparatus is directed to each satellite in first satellite group, periodically from third party's satellite number According to the ephemeris to be confirmed that each satellite is acquired in acquisition system；

The distribution apparatus is directed to each satellite, the first star to be confirmed of the satellite acquired according to the previous acquisition moment Go through the first position of the determining satellite；It is and true according to the second ephemeris to be confirmed of the satellite that the current acquisition moment acquires The second position of the fixed satellite；

The distribution apparatus, which performs, judges operation, obtains first effective ephemeris of the satellite；Wherein, it is described to judge operation Including：Judge whether the range difference of the first position and the second position is less than predetermined threshold value；

The distribution apparatus is according to first effective ephemeris of each satellite, the first satellite number of acquisition first satellite group According to.

In one of which embodiment, the distribution apparatus, which performs, judges operation, and obtain the satellite first is effective Ephemeris, including：

If the range difference of the first position and the second position is less than predetermined threshold value, the distribution apparatus is by described in Second ephemeris to be confirmed is determined as first effective ephemeris of the satellite.

In one of which embodiment, the distribution apparatus, which performs, judges operation, and obtain the satellite first is effective Ephemeris further includes：

If the range difference of the first position and the second position is more than or equal to the predetermined threshold value, the hair Cloth equipment acquires the third ephemeris to be confirmed of the satellite at next acquisition moment；

The distribution apparatus is using the described second ephemeris to be confirmed as the first new ephemeris to be confirmed to obtain new first Position, and return and perform to obtain the new second position using third ephemeris to be confirmed as the second new ephemeris to be confirmed It is described to judge operation, until the range difference of the new first position and the new second position is less than predetermined threshold value, And the second new ephemeris to be confirmed is determined as to first effective ephemeris of the satellite.

In one of which embodiment, first effective ephemeris of each satellite of basis obtains first satellite The first satellite data of group, including：

To first effective ephemeris addition check code of each satellite, second effective ephemeris of each satellite is obtained；

According to preset ephemeris encapsulation format and preset packing mechanism, second effective ephemeris execution of each satellite is beaten Package operation obtains the first satellite data of first satellite group；Wherein, the packaging operation includes：By one or more Second effective ephemeris is packaged into a data packet.

The method that above-described embodiment is provided, distribution apparatus be directed to the first satellite group in each satellite, periodically from The ephemeris to be confirmed of each satellite, and the satellite acquired according to the previous acquisition moment are acquired in third party's satellite data acquisition system The first ephemeris to be confirmed determine the first position of the satellite and treated according to the second of the satellite that the current acquisition moment acquires Confirm that ephemeris determines the second position of the satellite, perform judge operation later, obtain first effective ephemeris of the satellite, Jin Ergen According to first effective ephemeris of each satellite, the first satellite data of the first satellite group is obtained.The method of the present embodiment, distribution apparatus Error checking and correction is carried out to the ephemeris to be confirmed that each satellite is acquired from third party's satellite data acquisition system, avoids subsequently calculating When because of position deviation caused by ephemeris inaccuracy, further increase the accuracy of the first satellite data；In addition, by right First effective ephemeris addition check code so that other equipment can be based on the verification when obtaining location data from distribution apparatus Code determines whether acquired location data is accurate, therefore further improves the equipment positioned using the location data Positioning accuracy under locating speed and adverse circumstances.

In one of which embodiment, the method further includes：

The data access request that the distribution apparatus receiving terminal apparatus is sent；

The location data is sent to the terminal device by the distribution apparatus according to the data access request.

In one of which embodiment, the distribution apparatus includes the master server and standby clothes using two-node cluster hot backup pattern It is engaged in device, stores the location data on the master server and the standby server；The method further includes：

If receiving the server fail of the data access request, the server to break down exports alarm signal It ceases, and the data access request is switched to another server in the distribution apparatus, so that another server root The location data is sent to the terminal device according to the data access request.

The method that above-described embodiment provides, distribution apparatus only need location data being sent to terminal device for terminal device Download is not necessarily based on the position positioning that the location data carries out each terminal device, but by terminal device according to positioning Data carry out position positioning, significantly reduce the processing load of distribution apparatus.Further, terminal device passes through distribution apparatus Correct effective location data can be obtained in real time, without searching star again after each cold start-up of terminal device, greatly improved The locating speed of terminal device.

Second aspect, the embodiment of the present invention provide a kind of acquisition methods of location data, including：

Terminal device is to distribution apparatus transmission data access request, and the data access request is for hair described in acquisition request Location data acquired in cloth equipment；

The terminal device receives the location data that the distribution apparatus is sent, and is determined according to the location data The position of the terminal device；

Wherein, the location data acquired by the distribution apparatus according to third party's satellite data acquisition system first The the second satellite data Satellite mark phase for the second satellite group that the first satellite data and the access network equipment of satellite group are acquired With the obtained data of the identical whether identical result of the corresponding ephemeris of satellite of satellite and satellite mark.

In the present embodiment, distribution apparatus only need by location data be sent to terminal device for terminal device download, It is not necessarily based on the position positioning that the location data carries out each terminal device, but by terminal device according to location data into line position Positioning is put, significantly reduces the processing load of distribution apparatus.Further, terminal device can be obtained in real time by distribution apparatus Correct effective location data is taken, without searching star again after each cold start-up of terminal device, it greatly improves terminal devices Locating speed.

The third aspect, the embodiment of the present invention provide a kind of acquisition methods of location data, including：

The ephemeris to be confirmed of each satellite in access network equipment periodically the second satellite group of acquisition；

The access network equipment is directed to each satellite, the ephemeris to be confirmed of the satellite acquired according to the previous acquisition moment Determine the position of the satellite；And the satellite is determined according to the ephemeris to be confirmed of the satellite that the current acquisition moment acquires Position；

If the position of the satellite determined according to the ephemeris to be confirmed of the satellite that the previous acquisition moment acquires and root The distance between the position of the satellite determined according to the ephemeris to be confirmed of the satellite of current acquisition moment acquisition difference is less than Predetermined threshold value, then the access network equipment ephemeris to be confirmed of the satellite of the current acquisition moment acquisition is determined as institute State effective ephemeris of satellite；

According to effective ephemeris of each satellite, the second satellite data of second satellite group is obtained, and by described second Satellite data is exported to the distribution apparatus.

In the present embodiment, based on the processing of the ephemeris of satellite that access network equipment acquires itself, obtained second Satellite data is more accurate, and which raises the accuracy of location data determined by distribution apparatus.

Fourth aspect, the embodiment of the present invention provide a kind of acquisition device of location data, including：

Acquisition module, for obtaining the first satellite number of the first satellite group that third party's satellite data acquisition system is acquired According to this and the second satellite data of the second satellite group for being acquired of access network equipment；Wherein, first satellite group and described In two satellite groups there is satellite to identify identical satellite, include in first satellite data and second satellite data more The ephemeris of a satellite；

Determining module, for identifying identical satellite pair according to the identical satellite of satellite mark and the satellite Whether the ephemeris answered is identical as a result, determining location data.

5th aspect, the embodiment of the present invention provide a kind of acquisition device of location data, including：

Sending module, for distribution apparatus transmission data access request, the data access request to be used for acquisition request Location data acquired in the distribution apparatus；

Receiving module, for receiving the location data that the distribution apparatus is sent；

Determining module, for determining the position of the terminal device according to the location data；

6th aspect, the embodiment of the present invention provide a kind of computer readable storage medium, are stored thereon with computer instruction, The step of first aspect the method is realized when the computer instruction is executed by processor.

7th aspect, the embodiment of the present invention provide a kind of computer readable storage medium, are stored thereon with computer and refer to It enables, when the computer instruction is executed by processor the step of realization second aspect the method.

Eighth aspect, the embodiment of the present invention provide a kind of computer equipment, including：It memory, processor and is stored in On the memory and the computer instruction that can run on a processor, the processor are realized when performing the computer instruction The step of first aspect the method.

9th aspect, the embodiment of the present invention provide a kind of computer equipment, including：It memory, processor and is stored in On the memory and the computer instruction that can run on a processor, the processor are realized when performing the computer instruction The step of second aspect the method.

Acquisition device, computer equipment and the computer readable storage medium of above-mentioned location data can be used in acquisition The first satellite data and access network equipment for the first satellite group that tripartite's satellite data acquisition system is acquired acquired Second satellite data of two satellite groups, and according to the first satellite data and the second satellite data Satellite identify identical satellite, And whether the satellite to identify the identical corresponding ephemeris of satellite identical as a result, obtaining location data, the positioning number obtained According to being not simple stack combinations to be carried out to the satellite datas of multiple data sources, and location data derives from multiple data source systems System, and each data source systems can obtain the data of the different satellite systems such as A-GPS, ABDS and AGLONASS and assist together GPS positioning, so, the mode that multimode auxiliary positioning may be used in the present embodiment is positioned, and utilized in positioning Location data also passes through the processing such as above-mentioned correction, screening, de-redundancy, and therefore, the present embodiment, which substantially increases, utilizes the positioning number According to the positioning accuracy under the locating speed and adverse circumstances of the equipment positioned.

Description of the drawings

Fig. 1 is the positioning system structure schematic diagram that one embodiment provides；

Fig. 2 is the flow diagram of the acquisition methods of location data that one embodiment provides；

Fig. 3 is the flow diagram of the acquisition methods of location data that another embodiment provides；

Fig. 4 is the flow diagram of the acquisition methods of location data that another embodiment provides；

Fig. 5 is the flow diagram of the acquisition methods of location data that another embodiment provides；

Fig. 6 is the flow diagram of the acquisition methods of location data that another embodiment provides；

Fig. 6 a are a kind of flow diagram of the realization method for first effective ephemeris that distribution apparatus is determined as satellite；

Fig. 6 b are a kind of flow diagram of the realization method for the first satellite data that distribution apparatus obtains the first satellite group；

Fig. 7 is the signaling process figure of the acquisition methods of location data that another embodiment provides；

Fig. 8 is the structure diagram of the acquisition device of location data that one embodiment provides；

Fig. 9 is the structure diagram of the acquisition device of location data that one embodiment provides；

Figure 10 is the structure diagram of the acquisition device of location data that one embodiment provides.

Specific embodiment

In order to which the object, technical solution and advantage for making the embodiment of the present invention are more clearly understood, below in conjunction with attached drawing and reality Applying example, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only explaining this hair Bright embodiment, is not intended to limit the present invention.

The acquisition methods of location data provided in this embodiment can be adapted for positioning system structure figure shown in FIG. 1.Such as Shown in Fig. 1, which includes：Third party's satellite data acquisition system, multiple access network equipments, distribution apparatus and terminal are set It is standby.Optionally, which can also include：Client server group and proxy server.

Wherein, third party's satellite data acquisition system can be network server, can also be that other can obtain network The system for obtaining satellite data, the data which is acquired are real-time updates.Optionally, should Third party's satellite data acquisition system can acquire the data of the satellite in the whole world.Access network equipment in above-mentioned Fig. 1 can be base It stands, which can be the base station in the communication systems such as 2G, 3G, 4G, 5G, and the present embodiment does not do the network formats of the base station It limits.Above-mentioned distribution apparatus can be a publisher server, can also be multiple publisher servers, if distribution apparatus is comprising more A publisher server can acquire hot standby pattern between this multiple publisher server and work, the distribution apparatus institute in Fig. 1 Comprising master server and standby server be only a kind of example, optionally, can have File Transfer Protocol on the distribution apparatus (File Transfer Protocol, abbreviation FTP) or hypertext transfer protocol (HyperText Transfer Protocol, abbreviation HTTP) agreement.Above-mentioned terminal device can be the distribution apparatus where manufacturer production equipment, may be used also Can be that automobile data recorder, cyberdog etc. can help to use to be equipment that other manufacturers that the manufacturer is serviced are produced The equipment that family is positioned or navigated, the terminal device can download the positioning on distribution apparatus by accessing distribution apparatus Data.Further, above-mentioned client server group can include one or more client server, which is hair The server for other manufacturers that manufacturer where cloth equipment is serviced, the terminal device that other described manufacturers are produced can pass through Client server accesses distribution apparatus, to obtain the location data on distribution apparatus.In addition, above-mentioned proxy server can be cloud Server is held, distribution apparatus can store location data beyond the clouds, and client server can be accessed by the proxy server The location data of distribution apparatus storage beyond the clouds, and then the terminal device serviced for client server is downloaded.

In auxiliary positioning field, in traditional technology common aided positioning system be using single AGPS assistant GPSs into Row positioning, detailed process is：Aided positioning system obtains the ephemeris of GPS satellite, and combines ephemeris and the upload of each terminal Pseudo range observed quantity data carry out analytical Calculation obtain the location information of each terminal, then by the location information of each terminal send out Corresponding terminal is given, so as to fulfill the positioning of each terminal.But the positioning of the aided positioning system in above-mentioned traditional scheme Precision it is not high.

The acquisition methods of location data provided in this embodiment, it is intended to solve the as above technical problem of the prior art.

How technical scheme of the present invention and technical scheme of the present invention are solved with specifically embodiment below above-mentioned Technical problem is described in detail.These specific embodiments can be combined with each other below, for the same or similar concept Or process may repeat no more in certain embodiments.Below in conjunction with attached drawing, the embodiment of the present invention is described.

Fig. 2 is the flow diagram of the acquisition methods of location data that one embodiment provides.The present embodiment refers to Distribution apparatus obtains the high location data of accuracy, to carry by the way that the satellite data obtained from multiple data sources is handled The detailed process of the setting accuracy of terminal device that height is positioned using the location data.As shown in Fig. 2, this method includes Following steps：

S101：Distribution apparatus obtains the first satellite number of the first satellite group that third party's satellite data acquisition system is acquired According to this and the second satellite data of the second satellite group for being acquired of access network equipment；Wherein, first satellite group and described In two satellite groups there is satellite to identify identical satellite, include in first satellite data and second satellite data more The ephemeris of a satellite.

Specifically, in the present embodiment, third party's satellite data acquisition system can defending with fetching portion or global satellite Sing data, this part satellite are known as the first satellite group, and the corresponding data of the first satellite group are known as the first satellite data.Above-mentioned access Net equipment can be the base station assumed in for example different administrative areas in different location, different cities, can acquire positioned at administration The data of satellite above area or city, this part satellite are known as the second satellite group, and the corresponding data of the second satellite group are known as Second satellite data.That is, the distribution apparatus in the present embodiment can obtain satellite data from multiple data sources.In addition, It should be noted that include the ephemeris of multiple satellites in above-mentioned first satellite data and the second satellite data, and above-mentioned first In satellite group and the second satellite group there is satellite to identify identical satellite.

S102：Distribution apparatus identifies identical satellite according to the satellite and the satellite identifies identical satellite pair Whether the ephemeris answered is identical as a result, obtaining location data.

Specifically, due to having identical satellite, the first satellite number in above-mentioned first satellite group and the second satellite group According to the ephemeris corresponding to above-mentioned identical satellite is also contained in the second satellite data.However, it is desirable to explanation, same to defend When star is acquired by different data source systems (example third party's satellite data acquisition system as the aforementioned and access network equipment) because Various external or odjective cause influence, the corresponding ephemeris of same satellite that different data sources system is acquired may be different, This results in the data of certain satellites in the first satellite data and the second satellite data to actually exist mistake.In addition, work as When the ephemeris of the same satellite of different data sources acquisition system acquisition is also identical, if distribution apparatus directly by the first satellite data and Second satellite data carries out simple stack combinations, then obtained location data compares redundancy, and the position for being unfavorable for the later stage is determined Position.

Therefore, in the present embodiment, after distribution apparatus obtains the first satellite data and the second satellite data, publication is set Standby determining first satellite group and the second satellite group Satellite identify identical satellite, and with reference to corresponding to two identical satellites Whether ephemeris is identical as a result, handling the first satellite data and/or the second satellite data, to obtain location data.It can Choosing, which includes but not limited to：De-redundancy operation is carried out to the repetition ephemeris of same satellite or satellite is identified identical But the different satellite of ephemeris carries out Data correction or data screening etc..Distribution apparatus is by defending the first satellite data and second After sing data is handled, obtained location data precision is higher, in this way when carrying out position calculating using the location data, Its accuracy is higher.

Further, the location data in the present embodiment is obtained after being handled by the satellite data to multiple data sources It arrives, the satellite data of multiple data sources has with reference to corrective action each other, such as can refer to the ephemeris of same satellite Whether it is identical determine whether the ephemeris of the satellite accurately determines location data, compared in traditional technology only with single The mode that data source (i.e. AGPS) assistant GPS is positioned, distribution apparatus from the acquisition of multiple data sources by defending in the present embodiment Sing data, each data source systems can obtain A-GPS, auxiliary Beidou satellite system (Assisted BeiDou Navigation Satellite System, abbreviation ABDS) and auxiliary GLONASS (AGLONASS) etc. satellite systems number It is positioned according to assistant GPS together, so, the mode that multimode auxiliary positioning may be used in the distribution apparatus in the present embodiment is determined Position, and the location data utilized in positioning also passes through the processing such as above-mentioned correction, screening, de-redundancy, therefore, the present embodiment is big Positioning accuracy under the big locating speed and adverse circumstances for improving the equipment positioned using the location data.

The acquisition methods of location data provided in this embodiment, distribution apparatus is by obtaining third party's satellite data acquisition system The second satellite of the second satellite group that the first satellite data and access network equipment of the first acquired satellite group of system are acquired Data, and it is identical according to the identical satellite of the first satellite data and the second satellite data Satellite mark and satellite mark The corresponding ephemeris of satellite it is whether identical as a result, obtain location data, the location data obtained is not to multiple data The satellite data in source carries out simple stack combinations, and location data derives from multiple data source systems, and each data source system System can obtain the data assistant GPS positioning together of the different satellite systems such as A-GPS, ABDS and AGLONASS, so, this reality It applies the distribution apparatus in example the mode of multimode auxiliary positioning may be used and positioned, and the location data utilized in positioning The processing such as above-mentioned correction, screening, de-redundancy are also passed through, therefore, the present embodiment is substantially increased to be determined using the location data Positioning accuracy under the locating speed and adverse circumstances of the equipment of position.

Fig. 3 is the flow diagram of the acquisition methods of location data that another embodiment provides.What the present embodiment was related to It is distribution apparatus according to the first satellite group satellite identical with second satellite group and the corresponding star of identical satellite It whether identical as a result, obtaining a kind of optional realization method of location data goes through.It is above-mentioned on the basis of above-described embodiment S102 may include steps of：

S201：Distribution apparatus determines that the satellite identifies the different non-health satellite of identical but corresponding ephemeris.

Specifically, when the first satellite group and the second satellite group Satellite identify identical satellite, it is corresponding in the first satellite number When ephemeris in and corresponding ephemeris difference in the second satellite data, then illustrate that the corresponding satellite of the mark is defended to be non-health Star.

S202：Ephemeris, Yi Jisuo of the distribution apparatus according to the non-health satellite correspondence in second satellite data The ephemeris of other remaining satellites in the first satellite data and second satellite data is stated, obtains the location data.

Specifically, after distribution apparatus determines non-health satellite, distribution apparatus abandons non-health satellite correspondence the Ephemeris in one satellite data, and ephemeris and the first satellite number by the non-health satellite correspondence in the second satellite data It is combined according to the ephemeris with other remaining satellites in the second satellite data, for example, according to preset packing mechanism and presetting Frame format be packaged, can be that the ephemeris of 1 satellite is packaged into a data packet, can also be multiple satellites ephemeris envelope A data packet is dressed up, location data is obtained based on obtained multiple data packets.Optionally, distribution apparatus can be according to difference User demand, using 1 to 5 satellite data injection modes, i.e., according to user demand and injection length length, can select to note Enter the number to the satellite ephemeris in a data packet.

Fig. 4 is the flow diagram of the acquisition methods of location data that another embodiment provides.What the present embodiment was related to It is distribution apparatus according to the first satellite group satellite identical with second satellite group and the corresponding star of identical satellite It whether identical as a result, obtaining the optional realization method of another kind of location data goes through.On the basis of above-mentioned embodiment illustrated in fig. 2 On, above-mentioned S102 may include steps of：

S301：Distribution apparatus determines that the satellite identifies the identical healthy satellite of identical and corresponding ephemeris.

Specifically, when the first satellite group and the second satellite group Satellite identify identical satellite, it is corresponding in the first satellite number When ephemeris and the corresponding ephemeris in the second satellite data in are also identical, then it is non-health to illustrate the corresponding satellite of the mark Satellite.

S302：The corresponding ephemeris of health satellite described in distribution apparatus deletion first satellite data, described second are defended Any one in the corresponding ephemeris of healthy satellite described in sing data, obtains the corresponding verification ephemeris of the healthy satellite.

Specifically, after distribution apparatus determines healthy satellite, this in the first satellite data can be good for by distribution apparatus The corresponding ephemeris of health satellite arbitrarily deletes one in the corresponding ephemeris of Kang Weixing and the second satellite data, so as to be good for The corresponding verification ephemeris of Kang Weixing.I.e. in the step, the operation that distribution apparatus is done is to carry out de-redundant to the ephemeris of healthy satellite Remaining operation, to reduce the redundancy of location data.

S303：Distribution apparatus is according to the healthy corresponding verification ephemeris of satellite and first satellite data and institute The ephemeris of other remaining satellites in the second satellite data is stated, obtains the location data.

Specifically, in the present embodiment, distribution apparatus can be by the corresponding verification ephemeris of healthy satellite and the first satellite number It is combined according to the ephemeris with other remaining satellites in the second satellite data, for example, according to preset packing mechanism and presetting Frame format be packaged, can be that the ephemeris of 1 satellite is packaged into a data packet, can also be multiple satellites ephemeris envelope A data packet is dressed up, location data is obtained based on obtained multiple data packets.

Fig. 5 is the flow diagram of the acquisition methods of location data that another embodiment provides.What the present embodiment was related to It is distribution apparatus according to the first satellite group satellite identical with second satellite group and the corresponding star of identical satellite It whether identical as a result, obtaining another optional realization method of location data goes through.On the basis of above-mentioned embodiment illustrated in fig. 2 On, above-mentioned S102 may include steps of：

S401：Distribution apparatus determines that the satellite identifies the different non-health satellite of identical but corresponding ephemeris.

The step may refer to the process of the S201 in above-mentioned embodiment illustrated in fig. 3, and details are not described herein.

S402：Distribution apparatus determines that the satellite identifies the identical healthy satellite of identical and corresponding ephemeris, and deletes institute State described in the first satellite data the corresponding ephemeris of healthy satellite, the corresponding star of healthy satellite described in second satellite data Any one in going through obtains the corresponding verification ephemeris of the healthy satellite.

The step may refer to the process of the S301 and S302 in above-mentioned embodiment illustrated in fig. 4, and details are not described herein.

S403：Distribution apparatus is according to corresponding ephemeris, the non-health satellite correspondence of verifying of the healthy satellite described Other remaining satellites in ephemeris and first satellite data and second satellite data in second satellite data Ephemeris obtains the location data.

In the present embodiment, distribution apparatus can not only determine non-health satellite, can also determine healthy satellite.When publication is set After the standby ephemeris for obtaining non-health satellite correspondence in the second satellite data and the corresponding verification ephemeris of healthy satellite, publication Equipment can by ephemeris of the non-health satellite correspondence in the second satellite data and the corresponding verification ephemeris of healthy satellite and The ephemeris of other remaining satellites is combined in first satellite data and the second satellite data, for example, according to preset packing Mechanism and preset frame format are packaged, and can are that the ephemeris of 1 satellite is packaged into a data packet, be can also be multiple and defend The ephemeris of star is packaged into a data packet, and location data is obtained based on obtained multiple data packets.

Fig. 6 is the flow diagram of the acquisition methods of location data that another embodiment provides.What the present embodiment was related to It is a kind of optional realization method that distribution apparatus obtains the first satellite data.It is above-mentioned on the basis of any of the above-described embodiment " obtaining the first satellite data of the first satellite group that third party's satellite data acquisition system is acquired " in S101 can be included such as Lower step：

S501：Distribution apparatus is directed to each satellite in first satellite group, periodically from third party's satellite The ephemeris to be confirmed of each satellite is acquired in data collecting system.

Specifically, in the present embodiment, the ephemeris of each satellite that third party's satellite data acquisition system is acquired is real-time Newer, distribution apparatus is directed to each satellite in above-mentioned first satellite group, periodically from third party's satellite data acquisition system The ephemeris to be confirmed of each satellite is acquired in system.The present embodiment does not limit the size of collection period, and certain period is smaller, First satellite data determined by final is more accurate.For convenience of description, following embodiments by taking a satellite as an example for It is bright, if the satellite is A, and collection period is set as 5 minutes, i.e., distribution apparatus is in the star to be confirmed of the A satellite of acquisition in the 1st minute It goes through, then the ephemeris to be confirmed of the A satellite of acquisition in the 6th minute, and so on.

S502：Distribution apparatus is directed to each satellite, to be confirmed according to the first of the satellite of previous acquisition moment acquisition Ephemeris determines the first position of the satellite；And the second ephemeris to be confirmed of the satellite acquired according to the current acquisition moment Determine the second position of the satellite.

In order to be better understood from the present embodiment, it is assumed that the current acquisition moment is the 6th minute, and the previous acquisition moment is the 1st point Clock, then next acquisition moment is the 11st minute, and distribution apparatus often acquires the ephemeris to be confirmed of an A satellite, can be treated according to this Confirm that ephemeris determines the position of A satellites.If distribution apparatus is to be confirmed for first in the ephemeris to be confirmed of previous acquisition moment acquisition Ephemeris, the position according to A satellites determined by the first confirmation ephemeris is first position, and sets distribution apparatus in current acquisition The ephemeris to be confirmed of acquisition is carved as the second ephemeris to be confirmed, according to this second confirm ephemeris determined by the positions of A satellites be the Two positions.

S503：Distribution apparatus, which performs, judges operation, obtains first effective ephemeris of the satellite；Wherein, it is described to judge behaviour Work includes：Judge whether the range difference of the first position and the second position is less than predetermined threshold value.

Specifically, after distribution apparatus determines the first position and the second position of A satellites, distribution apparatus performs judgement Operation, that is, judge whether the range difference of first position and the second position is less than predetermined threshold value, so as to determine that A is defended according to judging result First effective ephemeris of star.It can include two kinds of realization methods：

The first realization method：If the range difference of first position and the second position is less than predetermined threshold value, distribution apparatus will Second ephemeris to be confirmed is determined as first effective ephemeris of satellite.

Specifically, continuing by taking above-mentioned A satellites as an example, when the distance between the first position of A satellites and the second position, difference is small In predetermined threshold value, then distribution apparatus determines currently to acquire the second of A satellites the ephemeris to be confirmed that the moment acquired and can be used, then issues Second ephemeris to be confirmed is determined as first effective ephemeris of satellite by equipment.

Second of realization method：The realization method may refer to shown in Fig. 6 a, specifically include：

S503a：If the range difference of the first position and the second position is more than or equal to the predetermined threshold value, The distribution apparatus acquires the third ephemeris to be confirmed of the satellite at next acquisition moment.

Specifically, continuing by taking above-mentioned A satellites as an example, when the distance between the first position of A satellites and the second position, difference is big In or equal to predetermined threshold value, then distribution apparatus determines that the physical location deviation of the second position and A satellites is larger, that is, determines current The second of A satellites the ephemeris to be confirmed that the acquisition moment is acquired is unavailable, then distribution apparatus is adopted when reaching at next acquisition moment Collect the ephemeris to be confirmed of A satellites, the ephemeris to be confirmed at the moment is known as third ephemeris to be confirmed.

S503b：Distribution apparatus is using the described second ephemeris to be confirmed as the first new ephemeris to be confirmed to obtain new the One position, and using third ephemeris to be confirmed as the second new ephemeris to be confirmed to obtain the new second position, return is held Row is described to judge operation, until the range difference of the new first position and the new second position is less than predetermined threshold value Only, and by the second new ephemeris to be confirmed it is determined as first effective ephemeris of the satellite.

Specifically, continue by taking above-mentioned A satellites as an example, after distribution apparatus acquires the third ephemeris to be confirmed of A satellites, Third ephemeris to be confirmed is determined as the ephemeris to be confirmed of new second by distribution apparatus, and using the above-mentioned second ephemeris to be confirmed as The first new ephemeris to be confirmed, then determines the new second position of A satellites according to the second new ephemeris to be confirmed, and according to The first new ephemeris to be confirmed determines the new first position of A satellites, and returns and perform above-mentioned judgement operation, that is, continues to judge newly Whether the range difference of first position and the new second position is less than predetermined threshold value, thus the step of repeating above-mentioned S503, until new First position and the new second position range difference be less than predetermined threshold value until, it is and the new second position is corresponding The second new ephemeris to be confirmed is determined as first effective ephemeris of A satellites.

Based on the process of above-mentioned S503, distribution apparatus can obtain accurate first effective ephemeris, so as to avoid subsequently counting Because of position deviation caused by ephemeris inaccuracy during calculation.

S504：Distribution apparatus is according to first effective ephemeris of each satellite, the first satellite of acquisition first satellite group Data.

Specifically, when distribution apparatus by the process of above-mentioned S501-S503 obtain each satellite first effective ephemeris it Afterwards, since third party's satellite data acquisition system can obtain the ephemeris that different satellite systems are provided, and different satellite systems The frame format of the satellite ephemeris of system, it is therefore desirable to standardized format is carried out to the ephemeris of these satellites, it is subsequent fixed convenient for improving Position efficiency.Optionally, distribution apparatus can be by carrying out simply combination, data envelope by the first of each satellite effective ephemeris Preset frame format is dressed up, can also be and carried out by way of shown in following Fig. 6 b, as shown in Figure 6 b, which can be with Include the following steps：

S504a：To first effective ephemeris addition check code of each satellite, second effective ephemeris of each satellite is obtained.

Specifically, the check code in the present embodiment can be cyclic redundancy check, it can also be that others being capable of verification data packet Whether correct check code, the present embodiment is not construed as limiting the form and type of check code.

S504b：According to preset ephemeris encapsulation format and preset packing mechanism, to second effective ephemeris of each satellite Packaging operation is performed, obtains the first satellite data of first satellite group；Wherein, the packaging operation includes：By one or Multiple second effective ephemeris of person is packaged into a data packet.

Specifically, after distribution apparatus obtains second effective ephemeris of each satellite, distribution apparatus can be according to default Packing mechanism some or all of second effective ephemeris is packaged into preset ephemeris encapsulation format, so as to obtain the first satellite The first satellite data of group, a data packet in the first satellite data can include the second of one or more satellite effectively Ephemeris.

Further, since distribution apparatus is also required to obtain the satellite data of the second satellite group from access network equipment, here The second satellite data how is obtained to access network equipment and is exported and is introduced to the mode of distribution apparatus：

Similar with above-mentioned S501 to S504, access network equipment can periodically acquire each satellite in the second satellite group Ephemeris to be confirmed, then access network equipment be directed to each satellite, according to it is previous acquisition the moment acquire the satellite it is to be confirmed Ephemeris determines the position of the satellite；And the satellite is determined according to the ephemeris to be confirmed of the satellite that the current acquisition moment acquires Position.If the distance between former and later two positions difference is less than predetermined threshold value, access network equipment acquires the current acquisition moment The ephemeris to be confirmed of the satellite is determined as effective ephemeris of the satellite.Based on this, when access network equipment obtains having for each satellite After imitating ephemeris, access network equipment obtains the second satellite data of the second satellite group, and incite somebody to action according to effective ephemeris of each satellite Second satellite data is exported to distribution apparatus.

After the first satellite data and the second satellite data is obtained, the process based on previous embodiment obtains distribution apparatus To location data.

Method provided in this embodiment, distribution apparatus is directed to each satellite in the first satellite group, periodically from third Acquire the ephemeris to be confirmed of each satellite in square satellite data acquisition system, and the of the satellite acquired according to the previous acquisition moment One ephemeris to be confirmed determines the first position of the satellite and is acquired according to the current acquisition moment the second of the satellite to be confirmed Ephemeris determines the second position of the satellite, performs judge operation later, obtain first effective ephemeris of the satellite, and then according to every First effective ephemeris of a satellite obtains the first satellite data of the first satellite group.The method of the present embodiment, distribution apparatus to from Acquired in third party's satellite data acquisition system each satellite ephemeris to be confirmed carry out error checking and correction, when avoiding subsequently calculating because Position deviation caused by ephemeris inaccuracy further increases the accuracy of the first satellite data；In addition, by first Effective ephemeris addition check code so that it is true can be based on the check code when obtaining location data from distribution apparatus for other equipment Whether fixed acquired location data is accurate, therefore further improves the positioning of the equipment positioned using the location data Positioning accuracy under speed and adverse circumstances.

Fig. 7 is the signaling process figure of the acquisition methods of location data that another embodiment provides.What the present embodiment was related to It is the acquisition process of location data and how reduces the detailed process of the computation burden of distribution apparatus.As shown in fig. 7, this method Include the following steps：

S601：Third party's satellite data acquisition system acquires the original satellite data of the first satellite group, and exports to publication Equipment.

S602：Distribution apparatus handles the original satellite data, obtains the first satellite data of the first satellite group.

Specifically, the processing procedure may refer to the process shown in above-mentioned Fig. 6, Fig. 6 a and Fig. 6 b, realization principle class Seemingly, details are not described herein.

S603：Access network equipment obtains the second satellite data of the second satellite group, and exports to distribution apparatus.

Specifically, access network equipment can periodically acquire the ephemeris to be confirmed of each satellite in the second satellite group, And for each satellite, the ephemeris to be confirmed of the satellite acquired according to the previous acquisition moment determines the position of the satellite；And The ephemeris to be confirmed of the satellite acquired according to the current acquisition moment determines the position of the satellite；If between former and later two positions Range difference is less than predetermined threshold value, then the ephemeris to be confirmed of the satellite of current acquisition moment acquisition is determined as this by access network equipment Effective ephemeris of satellite.Based on this, after access network equipment obtains effective ephemeris of each satellite, access network equipment is according to every Effective ephemeris of a satellite, obtains the second satellite data of the second satellite group, and the second satellite data is exported to distribution apparatus.

S604：Distribution apparatus determines that there is satellite to identify identical satellite, and root in the first satellite group and the second satellite group Identify identical satellite according to the satellite and the satellite identify the identical corresponding ephemeris of satellite it is whether identical as a result, Obtain location data.

Specifically, the process may refer to descriptions of the above-mentioned Fig. 2 to Fig. 5 any embodiments, details are not described herein.

S605：Terminal device is to distribution apparatus transmission data access request.

Optionally, terminal device can also pass through customer service directly to distribution apparatus transmission data access request Device and proxy server are to distribution apparatus transmission data access request.

S606：The data access request that distribution apparatus receiving terminal apparatus is sent, and will be fixed according to the data access request Position data are sent to terminal device.

In the present embodiment, distribution apparatus includes the master server and standby server using two-node cluster hot backup pattern, the main service Above-mentioned location data is stored on device and standby server.Generally, master server is in operating mode, standby server is in standby Part pattern, but the present embodiment is not limited thereto.

When the server (can be that master server can also be standby server) for receiving data access request breaks down, The server then to break down exports warning message, and data access request is switched to another server in distribution apparatus, So that location data is sent to terminal device by another server based on data access request, so as to which a server be avoided to delay machine Shi Zaocheng terminal devices can not obtain happening for satellite data.

S607：Terminal device receives the location data that the distribution apparatus is sent, and true according to the location data The position of the fixed terminal device.

It should be noted that location data is sent to terminal device by distribution apparatus, can be transmitted directly to terminal to set It is standby, it can also be and terminal device is sent to by client server, the present embodiment does not limit this.In addition, the present embodiment In, distribution apparatus only needs location data being sent to terminal device for terminal device download, is not necessarily based on the positioning number It is positioned according to the position for carrying out each terminal device, but position positioning is carried out according to location data by terminal device, subtracted significantly The light processing load of distribution apparatus.Further, terminal device can be obtained correct effective fixed in real time by distribution apparatus Position data, without searching star again after each cold start-up of terminal device, it greatly improves the locating speeds of terminal device.

Fig. 8 is the structure diagram of the acquisition device of location data that one embodiment provides.The device can be by soft The mode of part, hardware or software and hardware combining is implemented as some or all of of distribution apparatus.As shown in figure 8, the device packet It includes：Acquisition module 21 and determining module 22.

Specifically, acquisition module 21, for obtaining the first satellite group that third party's satellite data acquisition system acquired Second satellite data of the second satellite group that the first satellite data and access network equipment are acquired；Wherein, first satellite Group's satellite identical with there is satellite mark in second satellite group, first satellite data and second satellite data In include the ephemeris of multiple satellites；

Determining module 22, for identifying identical satellite according to the identical satellite of satellite mark and the satellite Whether corresponding ephemeris is identical as a result, determining location data.

The acquisition device of location data provided in this embodiment, can perform above method embodiment, realization principle and Technique effect is similar, and details are not described herein.

In one of which embodiment, the determining module 22, specifically for determining that the satellite mark is identical but right The different non-health satellite of the ephemeris answered；And the star according to the non-health satellite correspondence in second satellite data Go through and first satellite data and second satellite data in other remaining satellites ephemeris, obtain the positioning Data.

In one of which embodiment, the determining module 22, specifically for determining that the satellite mark is identical and right The identical healthy satellite of the ephemeris answered；And delete the corresponding ephemeris of healthy satellite described in first satellite data, described Any one in the corresponding ephemeris of healthy satellite described in second satellite data, obtains the corresponding verification star of the healthy satellite It goes through；And it is verified in ephemeris and first satellite data and second satellite data according to the healthy satellite is corresponding The ephemeris of other remaining satellites obtains the location data.

In one of which embodiment, the determining module 22, specifically for determining that the satellite mark is identical but right The different non-health satellite of the ephemeris answered；And determine that the satellite identifies the identical healthy satellite of identical and corresponding ephemeris, And delete described in first satellite data corresponding ephemeris of healthy satellite, healthy satellite described in second satellite data Any one in corresponding ephemeris obtains the corresponding verification ephemeris of the healthy satellite；And it is corresponded to according to the healthy satellite Ephemeris and first satellite data in second satellite data of verification ephemeris, the non-health satellite correspondence With the ephemeris of other remaining satellites in second satellite data, the location data is obtained.

In one of which embodiment, the acquisition module 21 is every in first satellite group specifically for being directed to A satellite periodically acquires the ephemeris to be confirmed of each satellite from third party's satellite data acquisition system；And needle To each satellite, the first ephemeris to be confirmed of the satellite acquired according to the previous acquisition moment determines first of the satellite It puts；And the second position of the satellite is determined according to the second ephemeris to be confirmed of the satellite that the current acquisition moment acquires； It performs and judges operation, obtain first effective ephemeris of the satellite, and according to first effective ephemeris of each satellite, described in acquisition First satellite data of the first satellite group；Wherein, it is described to judge that operation includes：Judge the first position and the second position Range difference whether be less than predetermined threshold value.

In one of which embodiment, the acquisition module 21 judges operation for performing, obtains the of the satellite One effective ephemeris, including：

The acquisition module 21, specifically for being less than default threshold in the range difference of the first position and the second position During value, the described second ephemeris to be confirmed is determined as to first effective ephemeris of the satellite.

The acquisition module 21 is more than or waits specifically for the range difference in the first position and the second position When the predetermined threshold value, the third ephemeris to be confirmed of the satellite is acquired at next acquisition moment；And described second is treated Confirm ephemeris as the first new ephemeris to be confirmed to obtain new first position, and using third ephemeris to be confirmed as newly The second ephemeris to be confirmed to obtain the new second position, return perform it is described judge operation, until the new first position Until being less than predetermined threshold value with the range difference of the new second position, and the second new ephemeris to be confirmed is determined as institute State first effective ephemeris of satellite.

In one of which embodiment, the acquisition module 21 for first effective ephemeris according to each satellite, obtains The first satellite data of first satellite group is taken, including：

The acquisition module 21 adds check code specifically for first effective ephemeris to each satellite, obtains each defend Second effective ephemeris of star；And according to preset ephemeris encapsulation format and preset packing mechanism, have to the second of each satellite It imitates ephemeris and performs packaging operation, obtain the first satellite data of first satellite group；Wherein, the packaging operation includes：It will One or more second effective ephemeris is packaged into a data packet.

Fig. 9 is the structure diagram of the acquisition device of location data that one embodiment provides.In the base of above-described embodiment On plinth, further, which can also include：Receiving module 23 and sending module 24.

Specifically, receiving module 23, the data access request sent for receiving terminal apparatus；

Sending module 24, for the location data to be sent to the terminal device according to the data access request.

Optionally, above-mentioned distribution apparatus can include the master server using two-node cluster hot backup pattern and standby server, above-mentioned Either module shown in Fig. 9 or unit can be integrated in master server or standby server Fig. 8, so, above-mentioned positioning number According to acquisition device in determining module 22, be additionally operable in the server fail for receiving the data access request, then export Warning message, and the data access request is switched to another server in the distribution apparatus, so that another clothes The location data is sent to the terminal device by business device according to the data access request.

Figure 10 is the structure diagram of the acquisition device of location data that one embodiment provides.The device can be by soft The mode of part, hardware or software and hardware combining is implemented as some or all of of terminal device.As shown in Figure 10, the device packet It includes：Sending module 31, receiving module 32 and determining module 33.

Specifically, sending module 31, for distribution apparatus transmission data access request, the data access request to be used for Location data acquired in distribution apparatus described in acquisition request；

Receiving module 32, for receiving the location data that the distribution apparatus is sent；

Determining module 33, for determining the position of the terminal device according to the location data；

In one embodiment, a kind of computer readable storage medium, the computer readable storage medium are additionally provided In be stored with instruction, when described instruction is run on computers so that computer perform above method embodiment involved in The step of acquisition methods of location data.The step of this method can be the step performed by above-mentioned distribution apparatus, can also be Step performed by terminal device.

In another embodiment, a kind of computer equipment is additionally provided, including：It memory, processor and is stored in On the memory and the computer instruction that can run on a processor, the processor are realized when performing the computer instruction The step of acquisition methods of location data involved in above method embodiment.The step of this method can be above-mentioned distribution apparatus Performed step can also be the step performed by terminal device.

Above-described embodiment can be in whole or in part realized by software, hardware, firmware or its arbitrary combination.When It when being realized using software program, can realize in the form of a computer program product in whole or in part, the computer journey Sequence product can include one or more computer instruction.Load and perform on computers the computer program instructions When, it is generated in whole or in part according to the flow or function described in the embodiment of the present invention.Wherein, the computer can be General computer, special purpose computer, computer network or other programmable devices；The computer instruction can be stored in It is passed in computer readable storage medium or from a computer readable storage medium to another computer readable storage medium It is defeated.For example, the computer instruction can pass through wired (example from a web-site, computer, server or data center Such as coaxial cable, optical digital subscriber lines DSL) or wireless (such as infrared, wireless, microwave) mode to another website station Point, computer, server or data center are transmitted；The computer readable storage medium can be that computer can be deposited The storage of the data such as server, the data center that any usable medium taken is either integrated comprising one or more usable medium Equipment.The usable medium can be magnetic medium, such as floppy disk, hard disk, tape, optical medium (such as DVD) or semiconductor Medium (such as solid-state hard disk SSD) etc..

The computer equipment that above-described embodiment provides, implementing principle and technical effect are similar with above method embodiment, Details are not described herein.

It should be understood by those skilled in the art that, embodiments herein can be provided as method, system or computer program Product.Therefore, the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware can be used in the application Apply the form of example.Moreover, the computer for wherein including computer usable program code in one or more can be used in the application The computer program production that usable storage medium is implemented on (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) The form of product.

The application is with reference to the flow according to the method for the embodiment of the present application, equipment (system) and computer program product Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided The processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce A raw machine so that the instruction performed by computer or the processor of other programmable data processing devices is generated for real The device of function specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.

These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that the instruction generation being stored in the computer-readable memory includes referring to Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or The function of being specified in multiple boxes.

These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted Series of operation steps are performed on calculation machine or other programmable devices to generate computer implemented processing, so as in computer or The instruction offer performed on other programmable devices is used to implement in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in a box or multiple boxes.

Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, 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, it is all considered to be the range of this specification record.

In several embodiments provided herein, it should be understood that disclosed system, apparatus and method are not having It has more than in scope of the present application, can realize in other way.For example, embodiments described above is only to illustrate Property, for example, the division of the module or unit, only a kind of division of logic function can have other in actual implementation Dividing mode, such as multiple units or component may be combined or can be integrated into another system or some features and can neglect Slightly or do not perform.The wherein described unit illustrated as separating component may or may not be physically separate, work The component shown for unit may or may not be physical unit, you can be located at a place or can also divide On cloth to multiple network element.Some or all of module therein can be selected according to the actual needs to realize the present embodiment The purpose of scheme.

Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims

1. a kind of acquisition methods of location data, which is characterized in that including：

Distribution apparatus obtains the first satellite data of the first satellite group that third party's satellite data acquisition system is acquired and connects Second satellite data of the second satellite group that log equipment is acquired；Wherein, first satellite group and second satellite group In there is satellite to identify identical satellite, in first satellite data and second satellite data including multiple satellites Ephemeris；

The distribution apparatus identifies identical satellite according to the satellite and the satellite identifies the identical corresponding star of satellite It whether identical as a result, obtaining location data goes through.

2. according to the method described in claim 1, it is characterized in that, the distribution apparatus according to first satellite group with it is described Whether identical satellite and the corresponding ephemeris of the identical satellite are identical as a result, obtaining positioning number in second satellite group According to, including：

Ephemeris and described first of the distribution apparatus according to the non-health satellite correspondence in second satellite data The ephemeris of other remaining satellites, obtains the location data in satellite data and second satellite data.

3. according to the method described in claim 1, it is characterized in that, the distribution apparatus according to first satellite group with it is described Whether identical satellite and the corresponding ephemeris of the identical satellite are identical as a result, obtaining positioning number in second satellite group According to, including：

The distribution apparatus deletes the corresponding ephemeris of health satellite described in first satellite data, second satellite data Described in any one in the corresponding ephemeris of healthy satellite, obtain the corresponding verification ephemeris of the healthy satellite；

The distribution apparatus verifies ephemeris and first satellite data and described second according to the healthy satellite is corresponding The ephemeris of other remaining satellites in satellite data, obtains the location data.

4. according to the method described in claim 1, it is characterized in that, the distribution apparatus according to first satellite group with it is described Whether identical satellite and the corresponding ephemeris of the identical satellite are identical as a result, obtaining positioning number in second satellite group According to, including：

The distribution apparatus determines that the satellite identifies the identical healthy satellite of identical and corresponding ephemeris, and deletes described first Described in the corresponding ephemeris of health satellite described in satellite data, second satellite data in the corresponding ephemeris of health satellite Any one, obtains the corresponding verification ephemeris of the healthy satellite；

The distribution apparatus is defended according to the corresponding verification ephemeris of the health satellite, the non-health satellite correspondence described second The ephemeris of other remaining satellites in ephemeris and first satellite data and second satellite data in sing data, Obtain the location data.

5. according to claim 1-4 any one of them methods, which is characterized in that acquisition third party's satellite data acquisition system First satellite data of the first acquired satellite group of system, including：

The distribution apparatus is directed to each satellite in first satellite group, is periodically adopted from third party's satellite data The ephemeris to be confirmed of each satellite is acquired in collecting system；

The distribution apparatus is directed to each satellite, true according to the first ephemeris to be confirmed of the satellite that the previous acquisition moment acquires The first position of the fixed satellite；And institute is determined according to the second ephemeris to be confirmed of the satellite that the current acquisition moment acquires State the second position of satellite；

The distribution apparatus, which performs, judges operation, obtains first effective ephemeris of the satellite；Wherein, it is described to judge operation packet It includes：Judge whether the range difference of the first position and the second position is less than predetermined threshold value；

The distribution apparatus is according to first effective ephemeris of each satellite, the first satellite data of acquisition first satellite group.

6. according to the method described in claim 5, it is characterized in that, distribution apparatus execution judgement operation, obtains described defend First effective ephemeris of star, including：

If the range difference of the first position and the second position is less than predetermined threshold value, the distribution apparatus is by described second Ephemeris to be confirmed is determined as first effective ephemeris of the satellite.

7. according to the method described in claim 5, it is characterized in that, distribution apparatus execution judgement operation, obtains described defend First effective ephemeris of star, further includes：

If the range difference of the first position and the second position is more than or equal to the predetermined threshold value, the publication is set The standby third ephemeris to be confirmed that the satellite is acquired at next acquisition moment；

The distribution apparatus using the described second ephemeris to be confirmed as the first new ephemeris to be confirmed to obtain new first position, And it returns and sentences described in performing to obtain the new second position using third ephemeris to be confirmed as the second new ephemeris to be confirmed Disconnected operation, until the range difference of the new first position and the new second position is less than until predetermined threshold value, and by institute State first effective ephemeris that the ephemeris to be confirmed of new second is determined as the satellite.

8. according to the method described in claim 5, it is characterized in that, first effective ephemeris of each satellite of the basis, obtains First satellite data of first satellite group, including：

The distribution apparatus adds check code to first effective ephemeris of each satellite, obtains second effective star of each satellite It goes through；

The distribution apparatus is according to preset ephemeris encapsulation format and preset packing mechanism, to second effective star of each satellite Execution packaging operation is gone through, obtains the first satellite data of first satellite group；Wherein, the packaging operation includes：By one Or multiple second effective ephemeris are packaged into a data packet.

9. according to claim 1-4 any one of them methods, which is characterized in that the method further includes：

10. according to the method described in claim 9, it is characterized in that, the distribution apparatus is included using two-node cluster hot backup pattern Master server and standby server store the location data on the master server and the standby server；The method is also Including：

If receiving the server fail of the data access request, the server to break down exports warning message, and The data access request is switched to another server in the distribution apparatus, so that another server is according to The location data is sent to the terminal device by data access request.

11. a kind of acquisition methods of location data, which is characterized in that including：

Terminal device is set to distribution apparatus transmission data access request, the data access request for being issued described in acquisition request Standby acquired location data；

The terminal device receives the location data that the distribution apparatus is sent, and according to determining the location data The position of terminal device；

Wherein, the first satellite that the location data is acquired by the distribution apparatus according to third party's satellite data acquisition system The first satellite data of group is identical with the second satellite data Satellite mark of the second satellite group that access network equipment is acquired Satellite and the satellite identify the data that the whether identical result of the identical corresponding ephemeris of satellite obtains.

12. a kind of acquisition device of location data, which is characterized in that including：

Acquisition module, for obtain the first satellite data of the first satellite group that third party's satellite data acquisition system is acquired with And the second satellite data of the second satellite group that access network equipment is acquired；Wherein, first satellite group and described second is defended In a group of stars there is satellite to identify identical satellite, include multiple defend in first satellite data and second satellite data The ephemeris of star；

Determining module, it is corresponding for identifying identical satellite according to the identical satellite of satellite mark and the satellite Whether ephemeris is identical as a result, determining location data.

13. a kind of acquisition device of location data, which is characterized in that including：

Sending module, for distribution apparatus transmission data access request, the data access request to be for described in acquisition request Location data acquired in distribution apparatus；

14. a kind of computer readable storage medium, is stored thereon with computer instruction, which is characterized in that the computer instruction The step of any one of claim 1-10 the methods are realized when being executed by processor.

15. a kind of computer readable storage medium, is stored thereon with computer instruction, which is characterized in that the computer instruction The step of claim 11 the method is realized when being executed by processor.

16. a kind of computer equipment, including：It memory, processor and is stored on the memory and can be on a processor The computer instruction of operation, which is characterized in that the processor realizes that claim 1-10 appoints when performing the computer instruction The step of one the method.

17. a kind of computer equipment, including：It memory, processor and is stored on the memory and can be on a processor The computer instruction of operation, which is characterized in that the processor is realized when performing the computer instruction described in claim 11 The step of method.