CN105022070A - Positioning control method, positioning control device and terminal - Google Patents
Positioning control method, positioning control device and terminal Download PDFInfo
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- CN105022070A CN105022070A CN201410173851.6A CN201410173851A CN105022070A CN 105022070 A CN105022070 A CN 105022070A CN 201410173851 A CN201410173851 A CN 201410173851A CN 105022070 A CN105022070 A CN 105022070A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—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
- G01S19/45—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement
- G01S19/47—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being an inertial measurement, e.g. tightly coupled inertial
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
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- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Navigation (AREA)
Abstract
The present invention provides a positioning control method, a positioning control device and a terminal, and relates to the field of the global navigation satellite system (GNSS). The method is applied to a terminal which comprises a GNSS positioning unit and sensors for assisting the GNSS positioning unit to position. The method comprises acquiring steady state parameters of the sensors for assisting the GNSS positioning unit to position on the terminal; and when the steady state parameter of any sensor is different from a preset normal steady state parameter, controlling a function, of assisting the GNSS positioning unit to position, of the sensor whose steady state parameter is different from the preset normal steady state parameter to be shut off. According to the method, the steady states of the sensors of the terminal are judged, if the steady states of the sensors accord with a normal steady state, the sensors can be used for assisting GNSS positioning so as to raise the positioning precision, and the positioning assisting function of the sensors not having a normal steady state is shut off otherwise, and thus other sensors and the GNSS are used for positioning, thereby raising the positioning precision.
Description
Technical field
The present invention relates to GPS GNSS field, particularly a kind of control method of location, device and terminal.
Background technology
Global navigation satellite system GNSS is not a single constellation systems, but a comprehensive constellation systems comprising GPS, GLONASS etc.
In the automobile travelled, user uses mobile phone to navigate sometimes, the function that current most of mobile phone sensor has assistant GPS to locate, and improves positioning precision.Such as, accelerometer is used for acceleration measurement, in conjunction with the initial velocity that GPS provides, can calculate the distance of existing speed motion; Gyroscope is used for turning or the slope change size of measuring equipment; In the environment that gps signal can not be positioned by stopping or be interfered, just can be carried out the navigation of another kind of mode by gyroscope and accelerometer, significantly can promote efficiency and the accuracy of location navigation.
But only have and just can reach corresponding effect under these sensors are in relatively stable situation.Sometimes user can carry out some other operation to mobile phone while GNSS location, such as play games, mobile phone is caused to have rocking by a relatively large margin sometimes, if now still with acceleration sensor and gyroscope etc. affected sensor come assisted GNSS location, do not reach and put forward high-precision object, also can cause larger error on the contrary.
Summary of the invention
The object of the present invention is to provide a kind of control method of location, device and terminal, reduce to use sensor assisted GNSS to locate the error caused in some cases, improve the precision of GNSS location.
In order to achieve the above object, the invention provides a kind of control method of location, be applied to a terminal, described terminal comprises the sensor of GPS GNSS positioning unit and auxiliary described GNSS positioning unit location, and wherein, described method comprises:
Obtain the plateau parameter of each sensor of auxiliary described GNSS positioning unit location in described terminal;
When the plateau parameter of arbitrary sensor is different from the normal plateau parameter that presets, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed.
Wherein, the sensor of described auxiliary described GNSS positioning unit location comprises acceleration sensor and gyroscope.
Wherein, described when the plateau parameter of arbitrary sensor is different from the normal plateau parameter that presets, the function that the assisted GNSS positioning unit controlling the sensor different from described normal plateau parameter is located is closed and is specifically comprised:
Obtain the normal plateau parameter pre-setting sensor in a database, described normal plateau parameter comprise automobile at the uniform velocity travelling, start, accelerate, slow down, emergency brake, to turn around and the state parameter of the sensor of described terminal under the state such as to turn round;
The plateau parameter of each sensor of described acquisition is compared with the normal plateau parameter of the sensor in described database;
If the normal plateau parameter of the sensor in the plateau parameter of described sensor and described database is inconsistent, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed; Otherwise, utilize described sensor to assist described GNSS positioning unit to position.
The embodiment of the present invention also provides a kind of GNSS control device of locating, and is applied to a terminal, and described terminal comprises the sensor of GPS GNSS positioning unit and auxiliary described GNSS positioning unit location, and wherein, described device comprises:
Acquisition module, for obtaining the plateau parameter of each sensor of auxiliary described GNSS positioning unit location in described terminal;
Control module, for when the plateau parameter of arbitrary sensor is different from the normal plateau parameter that presets, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed.
Wherein, the sensor of described auxiliary described GNSS positioning unit location comprises acceleration sensor and gyroscope.
Wherein, described control module comprises:
Acquiring unit, for obtaining the normal plateau parameter of the sensor pre-set in a database, described normal plateau parameter comprise automobile at the uniform velocity travelling, start, accelerate, slow down, emergency brake, to turn around and the state parameter of the sensor of described terminal under the state such as to turn round;
Comparing unit, compares with the normal plateau parameter of the sensor in described database for the plateau parameter of each sensor by described acquisition;
Control module, if inconsistent for the normal plateau parameter of the sensor in the plateau parameter of described sensor and described database, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed; Otherwise, utilize described sensor to assist described GNSS positioning unit to position.
The embodiment of the present invention also provides a kind of terminal, comprises the control device of location as above.
Technique scheme of the present invention at least has following beneficial effect:
In the control method of the location of the embodiment of the present invention, by judging the plateau of the sensor of terminal, if meet normal plateau, then can improve positioning precision in assisted GNSS location; Otherwise, close the auxiliary positioning function not meeting the sensor of normal plateau, utilize other sensor and GNSS to position, improve the precision of location.
Accompanying drawing explanation
Fig. 1 represents the basic flow sheet of the control method of the location of the embodiment of the present invention;
Fig. 2 represents the idiographic flow schematic diagram of the control method of the location of the embodiment of the present invention;
Fig. 3 represents the overall procedure schematic diagram of the control method of the location of the embodiment of the present invention;
Fig. 4 represents the structural representation of the control device of the location of the embodiment of the present invention.
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The sensor that the present invention is directed to when auxiliary positioning in prior art affects by other factors, the effect that assisted GNSS increases location can not be reached, and GNSS can be made to locate the problem causing larger error, control method, device and terminal that a kind of GNSS locates are provided, by judging the plateau of the sensor of terminal, if meet normal plateau, then can improve positioning precision in assisted GNSS location; Otherwise, close the auxiliary positioning function not meeting the sensor of normal plateau, utilize other sensor and GNSS to position, improve the precision of location.
In specific embodiments of the invention, global navigation satellite system GNSS specifically refers to the existing gps system generally applied in terminal; Certainly along with other positioning systems of development of technology, as GLONASS system, method provided by the invention is equally applicable to.
As shown in Figure 1, the embodiment of the present invention provides a kind of control method of location, is applied to a terminal, and described terminal comprises the sensor of GPS GNSS positioning unit and auxiliary described GNSS positioning unit location, and wherein, described method comprises:
Step 1, obtains the plateau parameter of each sensor of auxiliary described GNSS positioning unit location in described terminal;
Step 2, when the plateau parameter of arbitrary sensor is different from the normal plateau parameter that presets, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed.
In the above embodiment of the present invention, terminal generally comprises multiple sensor, as direction sensor, range sensor, gyroscope, Fibre Optical Sensor, electronic compass, gravity sensor, magnetometric sensor and acceleration transducer etc., but not every sensor is all for assisted GNSS location, the main sensor for assisted GNSS positioning unit location comprises acceleration sensor and gyroscope; Wherein, acceleration transducer is used for acceleration measurement, in conjunction with the initial velocity that GNSS provides, can calculate the distance of existing speed motion; Gyroscope is used for turning or the slope change size of measuring equipment; Utilize some sensors in terminal can improve the precision of GNSS location, the current location of more accurate display terminal.
Further, in step 1, the plateau parameter of each sensor is for judging whether this terminal is in plateau, preferably, only has under these sensors are in stable situation, and assisted GNSS is located, and can reach the effect improving positioning precision.And under these sensors are in jiggly situation, first the precision of this sensor itself can be affected, simultaneously because it is subject to the impact of other factors, not only do not reach during assisted GNSS positioning unit location and put forward high-precision effect, larger error can be caused on the contrary; Now perform step 2, close the function of the assisted GNSS location of this affected sensor, only utilize GNSS positioning unit and other sensors normally worked to position.
In the above embodiment of the present invention, as shown in Figure 2, step 2 specifically comprises:
Step 21, obtain the normal plateau parameter pre-setting sensor in a database, described normal plateau parameter comprise automobile at the uniform velocity travelling, start, accelerate, slow down, emergency brake, to turn around and the state parameter of the sensor of described terminal under the state such as to turn round;
Step 22, compares the plateau parameter of each sensor of described acquisition with the normal plateau parameter of the sensor in described database;
Step 23, if the normal plateau parameter of the sensor in the plateau parameter of described sensor and described database is inconsistent, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed; Otherwise, utilize described sensor to assist described GNSS positioning unit to position.
In the above embodiment of the present invention, the method whether judgement acceleration sensor and gyroscope are in plateau is: a built-in database, database depicts the multiple situation that normal vehicle operation can run into: at the uniform velocity travel, start, accelerate, slow down, emergency brake, turn around, turn round, in the above case, the state parameter of sensor meets specific rule.Suppose that user uses mobile phone to play " Temple Run " game, repeatedly can rock mobile phone frequently, the state parameter of such sensor will not be inconsistent with the sensor states parameter in database significantly.Now, the judgement that sensor does not meet automobile normal running state made by mobile phone, then the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed.
It should be noted that, the method whether above-mentioned judgement sensor is in plateau is only preferred embodiment of the present invention, other correctly can judge that the method for sensor plateau is all applicable in embodiments of the present invention, such as, utilize other sensors being not used in assisted GNSS positioning unit location of terminal to judge the plateau etc. of the sensor that assisted GNSS positioning unit is located.
Below, the idiographic flow of the control method of the GNSS location of composition graphs 3 pairs of embodiment of the present invention is described further (supposing to use GPS location):
Step 110, the GPS positioning unit opened a terminal;
Step 111, obtains the plateau parameter of the sensor of auxiliary described GPS positioning unit location;
Step 112, judges whether the plateau parameter of the sensor meets specific rule; (wherein, this state parameter meeting the sensor of specific rule is kept in an internal database)
Step 113, if meet specific rule, utilizes sensor assistant GPS positioning unit to position; ,
Step 114, if do not meet specific rule, closes the auxiliary positioning function that this does not meet the sensor of specific rule, utilizes other sensor and GPS positioning unit to position.
In order to better realize above-mentioned purpose, as shown in Figure 4, the embodiment of the present invention also provides a kind of control method of location, be applied to a terminal, described terminal comprises the sensor of GPS GNSS positioning unit and auxiliary described GNSS positioning unit location, and wherein, described device comprises:
Acquisition module 10, for obtaining the plateau parameter of each sensor of auxiliary described GNSS positioning unit location in described terminal;
Control module 20, for when the plateau parameter of arbitrary sensor is different from the normal plateau parameter that presets, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed.
Wherein, the sensor of described auxiliary described GNSS positioning unit location comprises acceleration sensor and gyroscope.
Wherein, described control module 20 comprises:
Acquiring unit, for obtaining the normal plateau parameter of the sensor pre-set in a database, described normal plateau parameter comprise automobile at the uniform velocity travelling, start, accelerate, slow down, emergency brake, to turn around and the state parameter of the sensor of described terminal under the state such as to turn round;
Comparing unit, compares with the normal plateau parameter of the sensor in described database for the plateau parameter of each sensor by described acquisition;
Control module, if inconsistent for the normal plateau parameter of the sensor in the plateau parameter of described sensor and described database, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed; Otherwise, utilize described sensor to assist described GNSS positioning unit to position.
In the control method of the location of the embodiment of the present invention, by judging the plateau of the sensor of terminal, if meet normal plateau, then can improve positioning precision in assisted GNSS location; Otherwise, close the auxiliary positioning function not meeting the sensor of normal plateau, utilize other sensor and GNSS to position, improve the precision of location.It should be noted that, the control device of the location that the embodiment of the present invention provides is the device that can realize said method, then all embodiments of said method are all applicable to device provided by the invention, and all can reach same or analogous beneficial effect.
In order to better realize above-mentioned purpose, the embodiment of the present invention also provides a kind of terminal, comprises the control method of location as above.
In specific embodiments of the invention, this terminal can be the movable termination such as smart mobile phone, panel computer.All embodiments and the beneficial effect thereof of the control method of above-mentioned GNSS location are all applicable to this terminal.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. a control method for location, is applied to a terminal, and described terminal comprises the sensor of GPS GNSS positioning unit and auxiliary described GNSS positioning unit location, and it is characterized in that, described method comprises:
Obtain the plateau parameter of each sensor of auxiliary described GNSS positioning unit location in described terminal;
When the plateau parameter of arbitrary sensor is different from the normal plateau parameter that presets, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed.
2. the control method of location according to claim 1, is characterized in that, the sensor of described auxiliary described GNSS positioning unit location comprises acceleration sensor and gyroscope.
3. the control method of location according to claim 1, it is characterized in that, described when the plateau parameter of arbitrary sensor is different from the normal plateau parameter that presets, the function that the assisted GNSS positioning unit controlling the sensor different from described normal plateau parameter is located is closed and is specifically comprised:
Obtain the normal plateau parameter pre-setting sensor in a database, described normal plateau parameter comprise automobile at the uniform velocity travelling, start, accelerate, slow down, emergency brake, to turn around and the state parameter of the sensor of described terminal under the state such as to turn round;
The plateau parameter of each sensor of described acquisition is compared with the normal plateau parameter of the sensor in described database;
If the normal plateau parameter of the sensor in the plateau parameter of described sensor and described database is inconsistent, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed; Otherwise, utilize described sensor to assist described GNSS positioning unit to position.
4. a control device for location, is applied to a terminal, and described terminal comprises the sensor of GPS GNSS positioning unit and auxiliary described GNSS positioning unit location, and it is characterized in that, described device comprises:
Acquisition module, for obtaining the plateau parameter of each sensor of auxiliary described GNSS positioning unit location in described terminal;
Control module, for when the plateau parameter of arbitrary sensor is different from the normal plateau parameter that presets, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed.
5. the control device of location according to claim 4, is characterized in that, the sensor of described auxiliary described GNSS positioning unit location comprises acceleration sensor and gyroscope.
6. the control device of location according to claim 4, is characterized in that, described control module comprises:
Acquiring unit, for obtaining the normal plateau parameter of the sensor pre-set in a database, described normal plateau parameter comprise automobile at the uniform velocity travelling, start, accelerate, slow down, emergency brake, to turn around and the state parameter of the sensor of described terminal under the state such as to turn round;
Comparing unit, compares with the normal plateau parameter of the sensor in described database for the plateau parameter of each sensor by described acquisition;
Control module, if inconsistent for the normal plateau parameter of the sensor in the plateau parameter of described sensor and described database, the function that the assisted GNSS positioning unit controlling the sensor different from described default plateau parameter is located is closed; Otherwise, utilize described sensor to assist described GNSS positioning unit to position.
7. a terminal, is characterized in that, comprises the control device of the location as described in any one of claim 4 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410173851.6A CN105022070B (en) | 2014-04-28 | 2014-04-28 | A kind of control method of positioning, device and terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410173851.6A CN105022070B (en) | 2014-04-28 | 2014-04-28 | A kind of control method of positioning, device and terminal |
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| CN105022070A true CN105022070A (en) | 2015-11-04 |
| CN105022070B CN105022070B (en) | 2018-01-30 |
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| CN201410173851.6A Expired - Fee Related CN105022070B (en) | 2014-04-28 | 2014-04-28 | A kind of control method of positioning, device and terminal |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004093378A (en) * | 2002-08-30 | 2004-03-25 | Matsushita Electric Works Ltd | Global positioning system (gps) positioning terminal and gps positioning system using it |
| EP2487506A1 (en) * | 2011-02-10 | 2012-08-15 | Toll Collect GmbH | Positioning device, method and computer program product for signalling that a positioning device is not functioning as intended |
| CN102901975A (en) * | 2012-10-18 | 2013-01-30 | 中兴通讯股份有限公司 | Mobile terminal and method for obtaining position information of mobile terminal |
| CN103033825A (en) * | 2012-12-26 | 2013-04-10 | 江苏科技大学 | Positioning calculating method of global navigation satellite system (GNSS) receiver |
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2014
- 2014-04-28 CN CN201410173851.6A patent/CN105022070B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004093378A (en) * | 2002-08-30 | 2004-03-25 | Matsushita Electric Works Ltd | Global positioning system (gps) positioning terminal and gps positioning system using it |
| EP2487506A1 (en) * | 2011-02-10 | 2012-08-15 | Toll Collect GmbH | Positioning device, method and computer program product for signalling that a positioning device is not functioning as intended |
| CN102901975A (en) * | 2012-10-18 | 2013-01-30 | 中兴通讯股份有限公司 | Mobile terminal and method for obtaining position information of mobile terminal |
| CN103033825A (en) * | 2012-12-26 | 2013-04-10 | 江苏科技大学 | Positioning calculating method of global navigation satellite system (GNSS) receiver |
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| CN105022070B (en) | 2018-01-30 |
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Granted publication date: 20180130 Termination date: 20210428 |