CN104252002A - Positioning method, mobile terminal and terminal system - Google Patents
Positioning method, mobile terminal and terminal system Download PDFInfo
- Publication number
- CN104252002A CN104252002A CN201310261281.1A CN201310261281A CN104252002A CN 104252002 A CN104252002 A CN 104252002A CN 201310261281 A CN201310261281 A CN 201310261281A CN 104252002 A CN104252002 A CN 104252002A
- Authority
- CN
- China
- Prior art keywords
- satellite
- mobile terminal
- value
- main frame
- information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/421—Determining position by combining or switching between position solutions or signals derived from different satellite radio beacon positioning systems; by combining or switching between position solutions or signals derived from different modes of operation in a single system
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention discloses a positioning method, mobile terminal and terminal system. According to the positioning method, two mobile terminals are utilized to perform positioning, wherein one of the mobile terminals is a master machine, and the other mobile terminal is a slave machine, wherein the slave machine stores the exact value of the current position of the slave machine as a first accurate value. The positioning method comprises the following steps that: S1, the master machine obtains the satellite positioning value of the current position of the master machine through a satellite used by primary positioning and adopts the satellite positioning value as a second satellite positioning value, and the master machine sends the information of the satellite used by primary positioning to the slave machine; S2, the slave machine obtains the satellite positioning value of the current position of the slave machine through the satellite used by primary positioning and adopts the satellite positioning value as a first satellite positioning value; S3, the slave machine sends a difference value which is obtained by subtracting the first accurate value from the first satellite positioning value to the master machine; and S4, the master machine adopts a second accurate value as an accurate value of the current position of the master machine and outputs the accurate value, wherein the second accurate value is obtained by subtracting the difference value from the second satellite positioning value. With the positioning method, mobile terminal and terminal system of the invention adopted, the positioning accuracy of the satellite used by the mobile terminal can be improved.
Description
Technical field
The present invention relates to a kind of localization method, mobile terminal and terminal system.
Background technology
Current most mobile terminal, particularly mobile phone can utilize satellite to position, and this function provide the user many convenience.But, utilize the precision of satnav generally at about 10m, and be vulnerable to environmental impact, when having shelter around when locating as utilized mobile phone or have high buildings, utilizing satellite to obtain the effect of position will be very poor, simultaneously satellite orbital error, atmospheric condition and GPS(GPS) factor such as antenna performance can affect the precision of location equally, and satnav needs the longer star time of searching first, generally want 1 to 2 minute, bring inconvenience to user.
Summary of the invention
The technical problem to be solved in the present invention be the mobile terminal in order to overcome prior art utilize satnav precision lower and location time be easily subject to the defect of surrounding environment influence, a kind of localization method, mobile terminal and terminal system are provided, the precision that mobile terminal utilizes satnav can be improved, affected by environment little during location, and mobile terminal locates required time shortening first.
The present invention solves above-mentioned technical matters by following technical proposals: a kind of localization method, its feature is, described localization method utilizes two mobile terminals to position, one of them mobile terminal is main frame, another mobile terminal is from machine, describedly stored as one first exact value by the exact value of the described current location from machine from machine, described localization method comprises the following steps:
S
1, described main frame obtains the satellite place value of the current location of described main frame as one second satellite place value by locating satellite used first, described main frame sends described main frame and locates the information of satellite used first to described from machine;
S
2, describedly locate satellite used from machine first by described main frame and obtain the described satellite place value from the current location of machine as one first satellite place value;
S
3, describedly send described first satellite place value from machine and subtract difference that described first exact value obtains to described main frame;
S
4, described second satellite place value subtracts one second exact value that described difference obtains and exports as the exact value of the current location of described main frame by described main frame.
Obtain the second satellite place value and send selected satellite and can carry out also can successively carrying out simultaneously, wherein first location refer to described main frame start satellite positioning functions at every turn after first time location.Localization method of the present invention effectively gets rid of by described the deviation caused by satellite orbital error, Atmosphere changes when main frame is located based on the exact value of machine, improves the accuracy of described main frame location.
Preferably, step S
1for:
S
11, describedly obtain the information of available whole satellites from machine and be sent to described main frame;
S
12, described main frame carries out searching star according to the information of described whole satellite, and utilize the execution of the part satellite in described whole satellite to locate first, obtain the satellite place value of the current location of described main frame as described second satellite place value, the information of locating satellite used is first sent to described from machine by described main frame.
In above-mentioned method for optimizing, describedly obtain the information of whole satellite and to be sent to main frame be locating speed first in order to improve described main frame from machine, described main frame carries out searching the search of satellite of when star avoids under normal circumstances location first according to the information of described whole satellite, the time of main frame search of satellite first can be made to reduce to less than 10 seconds from 1 to 2 minute, save the time greatly, improve the efficiency that user uses described main frame to locate.
Preferably, step S
1increase step S before
0: judge described main frame and describedly whether be in areal from machine, if then perform S
1, if not then flow process terminate and described main frame conveniently pattern start and run.
Judge described main frame and describedly whether can utilize existing techniques in realizing in this process of areal from machine, if described main frame and be describedly in areal from machine, this localization method proceeds, if described main frame and be describedly in different regions from machine, it is not obvious especially for proofreading effect, and main frame conveniently pattern positions.Here normal mode refers to that host computer prior art completes satnav alone.
Preferably, described mobile terminal utilizes Beidou satellite navigation system to carry out satnav, described main frame and describedly carry out information transmit-receive from machine by the information receiving and transmitting function of Beidou satellite navigation system.
Beidou satellite navigation system is the satellite system for Navigation and localization of Chinese independent development and foundation, can be round-the-clock in the world, round-the-clock provides high precision for all types of user, highly reliable location, navigation, time service is served, and there is short message communication capacity, therefore main frame of the present invention and utilize the information receiving and transmitting function of Beidou satellite navigation system to carry out the transmitting-receiving of information from machine, described main frame does not utilize movable signal or network signal to communicate with from machine, when satnav, the transmitting-receiving of information can not be subject to the impact of movable signal or network signal power, for user provides more stable satnav service.
The present invention also provides a kind of mobile terminal, and described mobile terminal comprises:
One first locating module, obtains the satellite place value of the current location of described mobile terminal as one second satellite place value for being located satellite used first by described mobile terminal;
One first transceiver module, for sending information to one exterior terminal of the satellite that described mobile terminal is located first, and receive use one first satellite place value that described exterior terminal beams back and subtract the difference that one first exact value obtains, wherein, described first satellite place value is described exterior terminal locates the current location of the described exterior terminal that satellite used obtains first satellite place value by described mobile terminal, and described first exact value is the exact value of the current location of described exterior terminal;
One first processing module, exports as the exact value of the current location of described mobile terminal for described second satellite place value being subtracted one second exact value that described difference obtains.
Preferably, described first transceiver module is also for receiving the information of available whole satellites that described exterior terminal is sent, described first locating module also for carrying out searching star according to the information of described whole satellite, and utilizes the execution of the part satellite in described whole satellite to locate first.The locating speed first of described main frame is greatly improved.
Preferably, when described mobile terminal and described exterior terminal are in areal, described first processing module is used for the exact value of described second exact value as the current location of described mobile terminal to export, when described mobile terminal and described exterior terminal be not in areal, described first processing module is used for the exact value of described second satellite place value as the current location of described mobile terminal to export.
Judge whether described exterior terminal and described mobile terminal can utilize existing techniques in realizing in this process of areal, terminal only need send one with the note of regional information or information to another terminal, and another terminal just can judge that whether two terminals are in areal.Such as mobile phone sends one with SID(secure identifier to another mobile phone) note, another mobile phone just can judge that whether this mobile phone and self mobile phone are in areal after resolving the note containing SID.
Preferably, described mobile terminal utilizes Beidou satellite navigation system to carry out satnav, and described first transceiver module is used for carrying out information transmit-receive by the information receiving and transmitting function of Beidou satellite navigation system.
Invention further provides a kind of mobile terminal, described mobile terminal comprises:
One pre-storing module, the exact value for the current location using described mobile terminal stores as one first exact value;
One second transceiver module, the described exterior terminal sent for receiving an exterior terminal locates the information of satellite used first;
One second locating module, obtains the satellite place value of the current location of described mobile terminal as one first satellite place value for being located satellite used first by described exterior terminal;
One second processing module, obtains a difference for described first satellite place value is subtracted described first exact value;
Described second transceiver module is also for sending described difference to described exterior terminal.
Preferably, described second locating module is also for obtaining the information of available whole satellites, and described second transceiver module also for sending the information of described whole satellite to described exterior terminal, and receives the information that described exterior terminal locates satellite used first.
Preferably, described mobile terminal utilizes Beidou satellite navigation system to carry out satnav, and described second transceiver module is used for the transmitting-receiving being carried out information by the information receiving and transmitting function of Beidou satellite navigation system.
Invention further provides a kind of terminal system, described terminal system comprises the mobile terminal and of a hosted as above as above as the mobile terminal from machine.
Positive progressive effect of the present invention is: the present invention can improve the precision that mobile terminal utilizes satnav, affected by environment little during location, and mobile terminal locates required time shortening first.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the localization method of embodiments of the invention.
Fig. 2 is the structural representation of the terminal system of embodiments of the invention.
Embodiment
Present pre-ferred embodiments is provided, to describe technical scheme of the present invention in detail below in conjunction with accompanying drawing.
In the present embodiment, realize localization method of the present invention to need to utilize two mobile terminals, described mobile terminal can be mobile phone, panel computer and the device being specifically designed to satnav, here preferred for mobile phone, utilize two mobile phones, one of them mobile phone is main frame, and another mobile phone is from machine, describedly stored as one first exact value by the exact value of the described current location from machine from machine, described localization method comprises the following steps:
Step 101, judge described main frame and describedly whether be in areal from machine, if then perform 102, if not then flow process terminate and the satnav of described main frame conveniently pattern start and run.
Step 102, describedly obtain the information of available whole satellites from machine and be sent to described main frame.
Step 103, described main frame carry out searching star according to the information of described whole satellite, and utilize the execution of the part satellite in described whole satellite to locate first, obtain the satellite place value of the current location of described main frame as one second satellite place value, the information of locating satellite used is first sent to described from machine by described main frame.
Wherein, step 101,102 is preferred steps, location can be made more accurate, if not adopting preferred steps also can complete precise positioning is less effective, same in the middle of step 103, described main frame carries out searching star according to the information of described whole satellite, this part is also that a step is preferred, because described main frame carries out searching star according to the information of the whole satellites provided from machine, described main frame need not search for the information of whole satellite as normal mode when locating first, make the locating speed first of described main frame faster.Described main frame needs first search of satellite when locating first and the satellite selecting signal available preferably, afterwards the satellite chosen is sent to described from machine, can send separately during transmission, also can cover described main frame and together send to the described note containing described main frame location information from machine transmission or information.
Step 104, describedly locate satellite used from machine first by described main frame and obtain the described satellite place value from the current location of machine as one first satellite place value.
Step 105, describedly send described first satellite place value from machine and subtract difference that described first exact value obtains to described main frame.
Described second satellite place value is subtracted one second exact value that described difference obtains and exports as the exact value of the current location of described main frame by step 106, described main frame.
Beidou satellite navigation system is utilized to carry out satnav in said method, described main frame and the described transmitting-receiving being carried out information from machine by the information receiving and transmitting function of Beidou satellite navigation system, the Big Dipper satellite navigation system is utilized to be a kind of preferred version, in fact utilize other satellite navigation systems or positioning system location, then carry out mutual information transmit-receive by SMS or mobile network and also can complete localization method of the present invention.
The present invention also provides a kind of mobile terminal, and described mobile terminal is mobile phone 1, and described mobile phone 1 comprises: one first locating module 11, one first transceiver module 12 and one first processing module 13.
Invention further provides a kind of mobile terminal, another mobile terminal described is panel computer 2, and described panel computer 2 comprises: a pre-storing module 21, one second transceiver module 22, one second locating module 23 and one second processing module 24.
Accordingly, the invention provides a kind of terminal system to complete described localization method, described terminal system comprises mobile phone 1 as above and a panel computer 2 as above, and the described pre-storing module 21 of described panel computer 2 stores as one first exact value for the exact value of the current location using described panel computer 2.
Judge whether described panel computer 2 is in areal with described mobile phone 1, this part can send to described panel computer 2 note or the information extremely described panel computer 2 that contains described mobile phone 1 location information by described mobile phone 1, whether described panel computer 2 just can judge described mobile phone 1 with described panel computer 2 in areal, if then described localization method flow process proceeds, if not then flow process terminate and the location of described mobile phone 1 conveniently pattern start and run.Described second locating module 23 is for obtaining the information of available whole satellites, described second transceiver module 22 is for sending the information of described whole satellite to described mobile phone 1, the information of available whole satellites of described first transceiver module 12 for receiving described panel computer 2 and sending, described first locating module 11 is for carrying out searching star according to the information of described whole satellite, and utilize the execution of the part satellite in described whole satellite to locate first, obtain the satellite place value of the current location of described mobile phone 1 as one second satellite place value, described first transceiver module 12 is for being sent to described panel computer 2 by the information of locating satellite used first, described second transceiver module 22 receives the information that satellite used located first by described mobile phone 1.
Second locating module 23 of described panel computer 2 is located satellite used first by described mobile phone 1 and is obtained the satellite place value of the current location of described panel computer 2 as one first satellite place value, described first satellite place value is subtracted described first exact value and obtains a difference by described second processing module 24, described second transceiver module 22 sends described difference to described mobile phone 1, described first transceiver module 12 receives the described difference that described panel computer 2 is beamed back, described second satellite place value is subtracted one second exact value that described difference obtains and exports as the exact value of the current location of described mobile phone 1 by described first processing module 13, namely described mobile phone 1 completes localization method of the present invention with described panel computer 2.
Although the foregoing describe the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present invention and essence, can make various changes or modifications to these embodiments, but these change and amendment all falls into protection scope of the present invention.
Claims (12)
1. a localization method, it is characterized in that, described localization method utilizes two mobile terminals to position, one of them mobile terminal is main frame, another mobile terminal is from machine, describedly stored as one first exact value by the exact value of the described current location from machine from machine, described localization method comprises the following steps:
S
1, described main frame obtains the satellite place value of the current location of described main frame as one second satellite place value by locating satellite used first, described main frame sends described main frame and locates the information of satellite used first to described from machine;
S
2, describedly locate satellite used from machine first by described main frame and obtain the described satellite place value from the current location of machine as one first satellite place value;
S
3, describedly send described first satellite place value from machine and subtract difference that described first exact value obtains to described main frame;
S
4, described second satellite place value subtracts one second exact value that described difference obtains and exports as the exact value of the current location of described main frame by described main frame.
2. localization method as claimed in claim 1, is characterized in that, step S
1for:
S
11, describedly obtain the information of available whole satellites from machine and be sent to described main frame;
S
12, described main frame carries out searching star according to the information of described whole satellite, and utilize the execution of the part satellite in described whole satellite to locate first, obtain the satellite place value of the current location of described main frame as described second satellite place value, the information of locating satellite used is first sent to described from machine by described main frame.
3. localization method as claimed in claim 1, is characterized in that, step S
1increase step S before
0: judge described main frame and describedly whether be in areal from machine, if then perform S
1, if not then flow process terminate and the satnav of described main frame conveniently pattern start and run.
4. as the localization method in claims 1 to 3 as described in any one, it is characterized in that, described mobile terminal utilizes Beidou satellite navigation system to carry out satnav, described main frame and describedly carry out information transmit-receive from machine by the information receiving and transmitting function of Beidou satellite navigation system.
5. a mobile terminal, is characterized in that, described mobile terminal comprises:
One first locating module, obtains the satellite place value of the current location of described mobile terminal as one second satellite place value for being located satellite used first by described mobile terminal;
One first transceiver module, for sending information to one exterior terminal of the satellite that described mobile terminal is located first, and receive use one first satellite place value that described exterior terminal beams back and subtract the difference that one first exact value obtains, wherein, described first satellite place value is described exterior terminal locates the current location of the described exterior terminal that satellite used obtains first satellite place value by described mobile terminal, and described first exact value is the exact value of the current location of described exterior terminal;
One first processing module, exports as the exact value of the current location of described mobile terminal for described second satellite place value being subtracted one second exact value that described difference obtains.
6. mobile terminal as claimed in claim 5, it is characterized in that, described first transceiver module is also for receiving the information of available whole satellites that described exterior terminal is sent, described first locating module also for carrying out searching star according to the information of described whole satellite, and utilizes the execution of the part satellite in described whole satellite to locate first.
7. mobile terminal as claimed in claim 6, it is characterized in that, when described mobile terminal and described exterior terminal are in areal, described first processing module is used for the exact value of described second exact value as the current location of described mobile terminal to export, when described mobile terminal and described exterior terminal be not in areal, described first processing module is used for the exact value of described second satellite place value as the current location of described mobile terminal to export.
8. as the mobile terminal in claim 5 to 7 as described in any one, it is characterized in that, described mobile terminal utilizes Beidou satellite navigation system to carry out satnav, and described first transceiver module is used for carrying out information transmit-receive by the information receiving and transmitting function of Beidou satellite navigation system.
9. a mobile terminal, is characterized in that, described mobile terminal comprises:
One pre-storing module, the exact value for the current location using described mobile terminal stores as one first exact value;
One second transceiver module, the described exterior terminal sent for receiving an exterior terminal locates the information of satellite used first;
One second locating module, obtains the satellite place value of the current location of described mobile terminal as one first satellite place value for being located satellite used first by described exterior terminal;
One second processing module, obtains a difference for described first satellite place value is subtracted described first exact value;
Described second transceiver module is also for sending described difference to described exterior terminal.
10. mobile terminal as claimed in claim 9, it is characterized in that, described second locating module is also for obtaining the information of available whole satellites, described second transceiver module also for sending the information of described whole satellite to described exterior terminal, and receives the information that described exterior terminal locates satellite used first.
11. mobile terminals as described in claim 9 or 10, it is characterized in that, described mobile terminal utilizes Beidou satellite navigation system to carry out satnav, and described second transceiver module carries out the transmitting-receiving of information by the information receiving and transmitting function of Beidou satellite navigation system.
12. 1 kinds of terminal systems, is characterized in that, described terminal system comprises just like the mobile terminal in claim 5 to 8 described in any one and just like the mobile terminal in claim 9 to 11 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310261281.1A CN104252002A (en) | 2013-06-26 | 2013-06-26 | Positioning method, mobile terminal and terminal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310261281.1A CN104252002A (en) | 2013-06-26 | 2013-06-26 | Positioning method, mobile terminal and terminal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104252002A true CN104252002A (en) | 2014-12-31 |
Family
ID=52187075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310261281.1A Pending CN104252002A (en) | 2013-06-26 | 2013-06-26 | Positioning method, mobile terminal and terminal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104252002A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1356560A (en) * | 2001-07-24 | 2002-07-03 | 大连海事大学 | High-accuracy user position monitoring system and position differential method using pseudo-distance correction value |
| CN102209906A (en) * | 2008-09-26 | 2011-10-05 | 意大利电信股份公司 | Method and system for localizing mobile communications terminals |
| CN102958155A (en) * | 2011-08-29 | 2013-03-06 | 联想(北京)有限公司 | Positioning method and positioning device |
-
2013
- 2013-06-26 CN CN201310261281.1A patent/CN104252002A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1356560A (en) * | 2001-07-24 | 2002-07-03 | 大连海事大学 | High-accuracy user position monitoring system and position differential method using pseudo-distance correction value |
| CN102209906A (en) * | 2008-09-26 | 2011-10-05 | 意大利电信股份公司 | Method and system for localizing mobile communications terminals |
| CN102958155A (en) * | 2011-08-29 | 2013-03-06 | 联想(北京)有限公司 | Positioning method and positioning device |
Non-Patent Citations (1)
| Title |
|---|
| 王兆龙: "北斗导航系统双频整周模糊度的快速解算", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108780155B (en) | Positioning method, terminal and server | |
| US8526930B2 (en) | Enhanced smartphone in-vehicle accommodation | |
| CN109541655B (en) | Differential positioning system and method | |
| CN102740228A (en) | Method, device and system for sharing position information | |
| CN105068103A (en) | Auxiliary positioning method and electronic equipment | |
| CN109219953B (en) | Alarm clock reminding method, electronic equipment and computer readable storage medium | |
| CN103327451A (en) | Mobile phone location system, mobile phone location method and mobile phone | |
| CN103969670A (en) | Mobile terminal satellite positioning method and mobile network terminal | |
| CN102788982A (en) | Assisted positioning-monitoring system | |
| CN109270561A (en) | Unmanned machine positioning device, ground control system, positioning system and unmanned plane | |
| CN103987022A (en) | Position information checking method and system based on mobile terminal and mobile terminal | |
| CN104596521A (en) | Route information display method and route information display apparatus | |
| CN101772162B (en) | Localization method and mobile terminal | |
| US20240094409A1 (en) | System and method to synchronize across positioning receivers for secondary code acquisition | |
| US20140256354A1 (en) | Mobile broadband device and assisted positioning method therefor | |
| CN110187365B (en) | Positioning method, device and system | |
| CN105554696B (en) | A kind of call processing method, mobile terminal and server | |
| EP2890957A1 (en) | Providing location assistance information using data from smart meters | |
| CN201852940U (en) | Individual locator | |
| CN111045063A (en) | Continuous high-precision positioning method, memory and system in RTK field | |
| CN104252002A (en) | Positioning method, mobile terminal and terminal system | |
| CN108072885A (en) | Collocation method, device, storage medium and the terminal of locating module | |
| CN102854517A (en) | Navigation mobile terminal and navigation communication method | |
| KR101197586B1 (en) | A location recognition system using wireless fidelity and method of thereof | |
| CN101784007B (en) | Locating method of mobile terminal and related device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141231 |