CN102065369B - GPSOne positioning method, system and mobile terminal - Google Patents
GPSOne positioning method, system and mobile terminal Download PDFInfo
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- CN102065369B CN102065369B CN201010534871.3A CN201010534871A CN102065369B CN 102065369 B CN102065369 B CN 102065369B CN 201010534871 A CN201010534871 A CN 201010534871A CN 102065369 B CN102065369 B CN 102065369B
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Abstract
The invention discloses a global positioning system (GPS)One positioning method, a system and a mobile terminal. The method comprises the following steps that: the mobile terminal synchronizes satellite resource information to a positioning center and stores the satellite resource information; when the mobile terminal receives a positioning request, the mobile terminal calculates position information per se according to the stored satellite resource information; and the mobile terminal returns the position information. After the mobile terminal responds to a positioning application, when the positioning application is initiated for the first time, a mobile position center (MPC) and a position determining entity (PDE) push the satellite resource information to the mobile terminal, and then the mobile terminal calculates the position per se by combining locally buffered information and sends the position information to a service platform. The GPSOne positioning method can accurate positioning of the mobile terminal, and simultaneously can greatly reduce the times for the terminal to apply for calculation from a positioning service center, effectively improve the positioning efficiency, and solve the problem of insufficient capacity of the positioning service center.
Description
Technical field
The present invention relates to GPS location technology, relate in particular to a kind of GPSOne localization method, system and mobile terminal.
Background technology
Along with social development; user is more and more for the demand of personnel's tracing positioning service; for example individual realizes from service navigation, the amusement of obtaining place periphery, catering information by self-align ability, and enterprise for employee the monitoring position within the operating time and trace playback etc.That the common feature of this category information application service is is real-time, delivery flow rate is little, long-time online etc.
For existing CDMA (Code Division Multiple Access, code division multiple access) placement technology, provide these position application services may cause taking the resource of a large amount of locating platforms, even cause the concurrent off-capacity of the centre of location, cannot locate successfully, cause customer complaint etc.
Existing GPSOne locating platform core is by MPC (Mobile Position Center, mobile positioning center), PDE (Position Deltermining Entity, position calculation entity) etc. gateway forms jointly, and the concurrent capacity of platform is very limited.Under existing mechanism, if having a large amount of location requirement simultaneously during request service, can cause load overweight, exception throw.
Summary of the invention
The technical problem that the present invention will solve is to provide a kind of GPSOne localization method, can solve the problem of centre of location off-capacity.
The invention provides a kind of GPSOne localization method, comprising:
When starting at every turn, mobile terminal directly informs the current usable satellite of mobile terminal by the centre of location;
The positioning service model of described mobile terminal is set;
Mobile terminal is to centre of location synchronous satellite resource information storing satellite resource information, and after synchronous described satellite resource information, discharge and being connected of the described centre of location, described satellite resource information comprises the satellite information of current covering one's respective area and predicts the parameter of satellite transit track;
When mobile terminal receives Location Request, according to the satellite resource information of storage, calculate the positional information of self;
Mobile terminal home position information.
According to localization method of the present invention embodiment, mobile terminal is at intervals to centre of location synchronous satellite resource information.
According to localization method of the present invention embodiment, also comprise: by note, trigger the positioning service model that mobile terminal is set.
According to localization method of the present invention embodiment, also comprise: in the region that there is no satellite-signal, mobile terminal is realized positioning function in conjunction with cdma base station signal.
Localization method provided by the invention, after mobile terminal and centre of location synchronous satellite resource information, discharge the connection resource with locating platform, by mobile terminal self calculating location information, alleviate the service load of locating platform, promote location efficiency, solved the not enough problem of concurrent capacity possibility of the centre of location.
The technical problem that the present invention will solve is to provide a kind of mobile terminal, can solve the problem of centre of location off-capacity.
The invention provides a kind of mobile terminal, comprising:
Locating information resource synchronization module, during for each startup, by the centre of location, directly inform the current usable satellite of described mobile terminal, to centre of location synchronous satellite resource information storing satellite resource information, and after synchronous described satellite resource information, discharge and being connected of the described centre of location, described satellite resource information comprises the satellite information of current covering one's respective area and predicts the parameter of satellite transit track;
System resource parameter arranges module, for the model of described mobile terminal positioning service is set;
Terminal location computing module, when receiving Location Request, calculates the positional information of self according to the satellite resource information of storage.
According to mobile terminal of the present invention embodiment, locating information resource synchronization module is at intervals to centre of location synchronous satellite resource information, and after synchronous satellite resource information, discharges and being connected of the centre of location.
According to mobile terminal of the present invention embodiment, also comprise: base station auxiliary positioning module, for the region there is no satellite-signal, realizes positioning function in conjunction with cdma base station signal.
Mobile terminal provided by the invention, with the connection resource of i.e. release after centre of location synchronous satellite resource information with locating platform, by mobile terminal self calculating location information, alleviate the service load of locating platform, solved the not enough problem of concurrent capacity possibility of the centre of location.
The present invention also provides a kind of navigation system, comprises locating platform and above-mentioned mobile terminal.
Accompanying drawing explanation
Fig. 1 illustrates the flow chart of an embodiment of GPSOne localization method of the present invention;
Fig. 2 illustrates the schematic diagram of an embodiment of GPSOne navigation system of the present invention;
Fig. 3 illustrates the flow chart of another embodiment of GPSOne localization method of the present invention;
Fig. 4 illustrates the block diagram of an embodiment of mobile terminal of the present invention;
Fig. 5 illustrates the block diagram of another embodiment of mobile terminal of the present invention.
Embodiment
With reference to the accompanying drawings the present invention is described more fully, exemplary embodiment of the present invention is wherein described.In the accompanying drawings, identical label represents identical or similar assembly or element.
Fig. 1 illustrates the flow chart of an embodiment of GPSOne localization method of the present invention.
As shown in Figure 1, in step 102, mobile terminal is to centre of location synchronous satellite resource information storing satellite resource information.For example, when GPSOne mobile terminal application Location Request for the first time, by mobile positioning center to mobile terminal synchronization satellite resource information, satellite resource information, such as comprising the satellite information of current covering one's respective area and the parameter of prediction satellite transit track etc., pushes the satellite information that covers one's respective area.After defending synchronous star resource information, mobile terminal discharges the connection resource to MPC locating platform.
In step 104, when mobile terminal for example receives the Location Request from application platform, according to the satellite resource information of storage, calculate the positional information of self.The positional information of mobile terminal self is for example the latitude and longitude information of mobile terminal self.
In step 106, mobile terminal for example returns to application platform the positional information calculating.
When mobile terminal starts, all need to know that current which satellite can use at every turn, if mobile terminal self completes search, generally need the time about 8-12 minute.In above-described embodiment, by MPC, directly inform mobile terminal, reduced the time of mobile terminal to search satellite, greatly reduce the time that terminal starts positioning function, improve the operating efficiency of positioning service.And after mobile terminal and centre of location synchronous satellite resource information, discharge the connection resource with locating platform, by mobile terminal self calculating location information, can solve the problem that the concurrent capacity of the centre of location may be not enough, and alleviate the service load of locating platform.
Mobile terminal can be at intervals to centre of location synchronous satellite resource information, and after synchronous satellite resource information, discharges and being connected of the centre of location.Can independently be set interval time by mobile terminal, and for example interval 2-3 hour, or interval time is no more than 4 hours.
Fig. 2 illustrates the system schematic of an embodiment of GPSOne navigation system of the present invention.As shown in Figure 2, this navigation system comprises locating platform and mobile terminal 22, and locating platform 21 comprises MPC211 and PDE212.The function of various piece in navigation system is described below with reference to specific embodiment.
Fig. 3 illustrates the flow chart of another embodiment of GPSOne localization method of the present invention.
As shown in Figure 3, in step 302, application platform sends parameter to mobile terminal note is set, mobile terminal arranges the model of mobile terminal positioning service according to the note receiving, for example, single location, continuous location, start self-starting are located, many location tasks are concurrent etc., and the core parameter of positioning service is arranged.
In step 304, when initiating location application for the first time, by MPC, PDE by satellite resource information pushing to mobile terminal.
In step 306, after satellite resource information is synchronous, mobile terminal discharges the connection resource to MPC locating platform.
In step 308, mobile terminal is received the Location Request of application platform, calculates the latitude and longitude information of self in conjunction with the satellite resource information of self buffer memory, and the latitude and longitude information calculating is issued to application platform.
In step 310, mobile terminal is at intervals to centre of location synchronous satellite resource information, and after synchronous satellite resource information, discharges and being connected of the centre of location.
In step 312, if in the region that does not have satellite-signal to cover, mobile terminal is realized positioning function in conjunction with cdma base station signal.
In above-described embodiment, mobile terminal after the location application of response service platform, when initiating location application for the first time, by MPC, PDE by satellite resource information pushing to mobile terminal.By mobile terminal, in conjunction with the satellite resource information of local cache, calculated afterwards the longitude and latitude of self, and send the latitude and longitude information of self to business platform.Between mobile terminal and MPC, carry out at intervals satellite resource after at certain time intervals synchronous.There is no the indoor of satellite-signal, in conjunction with cdma base station signal, by PDE, assisting and realize positioning function.
The optimisation technique of above-mentioned CDMA GPSOne positioning service adopts and independently orientates master as with mobile terminal, MPC and PDE locate auxiliary pattern, not only can realize the accurate location to mobile terminal, and can greatly reduce the number of times that terminal is calculated to the application at positioning service center, effectively promote location efficiency, solve the problem of centre of location off-capacity.
Fig. 4 illustrates the block diagram of an embodiment of mobile terminal of the present invention.As shown in Figure 4, this mobile terminal comprises locating information resource synchronization module 41 and terminal location computing module 42.Wherein, locating information resource synchronization module 41 is to centre of location synchronous satellite resource information storing satellite resource information, the connection resource of release and the centre of location after synchronously completing.Terminal location computing module 42 when for example receive from application platform Location Request time, according to the satellite resource information of storage, calculate the positional information of self.Satellite resource information is such as the parameter etc. that comprises current satellite information and prediction satellite transit track; The positional information of mobile terminal self is for example the latitude and longitude information of mobile terminal self.In one embodiment, locating information resource synchronization module 41 is at intervals to centre of location synchronous satellite resource information, and after synchronous satellite resource information, discharges and being connected of the centre of location, and mobile terminal is arranged to from calculation services state.For example, locating information resource synchronization module 41 interval 2-3 hour execution synchronous satellite resource information, or be less than 4 hours interval time.
Fig. 5 illustrates the block diagram of another embodiment of mobile terminal of the present invention.Compare with the mobile terminal in Fig. 4, the embodiment of the mobile terminal in Fig. 5 also comprises that system resource parameter arranges module 53 alternatively, for the model of mobile terminal positioning service is set.For example, system resource parameter arranges module 53 receptions and for example from the parameter of application platform, note is set, according to parameter, the model that note arranges mobile terminal positioning service is set, for example, single location, continuous location, start self-starting are located, many location tasks are concurrent etc., and the core parameter of positioning service is arranged.Alternatively, this embodiment also comprises base station auxiliary positioning module 54.When being positioned at, mobile terminal do not have Shi， base station, the region of satellite-signal auxiliary positioning module 54 to realize positioning function in conjunction with cdma base station signal.
The present invention has proposed prioritization scheme to existing GPSOne positioning service, can guarantee under the prerequisite of setting accuracy, by the autonomous positioning service realizing of mobile terminal, can greatly save for the taking of fixer network resource, for the problem of the concurrent finite capacity of the CDMA centre of location proposes the method solving.The present invention controls the use of locating resource according to practical situations, with centre of location source synchronous after, by the autonomous calculating location information of end side, do not take locating platform resource, improved the utilance of existing resource.
Description of the invention provides for example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment with various modifications that the present invention's design is suitable for special-purpose.
Claims (9)
1. a GPSOne localization method, is characterized in that, comprising:
When starting at every turn, mobile terminal directly informs the current usable satellite of described mobile terminal by the centre of location;
The positioning service model of described mobile terminal is set, and the positioning service model of described mobile terminal comprises that single location, continuous location, start self-starting are located, many location tasks are concurrent;
Described mobile terminal is to centre of location synchronous satellite resource information and store described satellite resource information, and after synchronous described satellite resource information, discharge and being connected of the described centre of location, described satellite resource information comprises the satellite information of current covering one's respective area and predicts the parameter of satellite transit track;
When described mobile terminal receives Location Request, according to the described satellite resource information of storage, calculate the positional information of self;
Described mobile terminal returns to described positional information.
2. localization method according to claim 1, is characterized in that,
Described mobile terminal is at intervals to the synchronous described satellite resource information of the described centre of location.
3. localization method according to claim 1, is characterized in that, by note, triggers the described positioning service model that described mobile terminal is set.
4. localization method according to claim 1, is characterized in that, also comprises:
In the region that there is no satellite-signal, described mobile terminal is realized positioning function in conjunction with cdma base station signal.
5. a mobile terminal, is characterized in that, comprising:
Locating information resource synchronization module, during for each startup, by the centre of location, directly inform the current usable satellite of described mobile terminal, to centre of location synchronous satellite resource information and store described satellite resource information, and after synchronous described satellite resource information, discharge and being connected of the described centre of location, described satellite resource information comprises the satellite information of current covering one's respective area and predicts the parameter of satellite transit track;
System resource parameter arranges module, and for the model of described mobile terminal positioning service is set, the positioning service model of described mobile terminal comprises that single location, continuous location, start self-starting are located, many location tasks are concurrent;
Terminal location computing module, when receiving Location Request, calculates the positional information of self according to the described satellite resource information of storage.
6. mobile terminal according to claim 5, is characterized in that, described locating information resource synchronization module is at intervals to the synchronous described satellite resource information of the described centre of location.
7. mobile terminal according to claim 5, is characterized in that, described system resource parameter arranges module reception parameter note is set, and according to described parameter, the model that note arranges described mobile terminal positioning service is set.
8. mobile terminal according to claim 5, is characterized in that, also comprises:
Base station auxiliary positioning module, for the region there is no satellite-signal, realizes positioning function in conjunction with cdma base station signal.
9. a GPSOne navigation system, comprises the centre of location, it is characterized in that, also comprises the mobile terminal as described in any one in claim 5 to 8.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1304270A (en) * | 2000-01-10 | 2001-07-18 | 摩托罗拉公司 | Method and device for assisting whole globe positioning system completeness maintaining |
| CN101730225A (en) * | 2009-11-12 | 2010-06-09 | 浙江亚斯特科技有限公司 | Implementation method of mobile phone third party positioning based on BREW platform |
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| JP4978337B2 (en) * | 2007-06-28 | 2012-07-18 | 富士通東芝モバイルコミュニケーションズ株式会社 | Mobile device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1304270A (en) * | 2000-01-10 | 2001-07-18 | 摩托罗拉公司 | Method and device for assisting whole globe positioning system completeness maintaining |
| CN101730225A (en) * | 2009-11-12 | 2010-06-09 | 浙江亚斯特科技有限公司 | Implementation method of mobile phone third party positioning based on BREW platform |
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