CN104280744B - Satellite positioning drifting inhibition method and device - Google Patents
Satellite positioning drifting inhibition method and device Download PDFInfo
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- CN104280744B CN104280744B CN201410404634.3A CN201410404634A CN104280744B CN 104280744 B CN104280744 B CN 104280744B CN 201410404634 A CN201410404634 A CN 201410404634A CN 104280744 B CN104280744 B CN 104280744B
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- location data
- locking information
- enter
- locking
- effectively
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
- G01S19/07—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing data for correcting measured positioning data, e.g. DGPS [differential GPS] or ionosphere corrections
Abstract
The invention discloses a satellite positioning drifting inhibition method and device. The method comprises the steps of a, beginning; b, information locking; c, unlocking; d, moving. In the step a, current satellite positioning data are obtained and output to the step b. In the step b, the current state is locked and maintained, and a result is output. In the step c, the locking state in the step b is unlocked and the positioning data are refreshed. In the step d, positioning data from the moving moment to the stop moment are locked and output to the step b. According to the satellite positioning drifting inhibition method and device, accurate positioning can be achieved and satellite positioning drifting can be avoided.
Description
Technical field
The present invention relates to technical field of satellite is and in particular to a kind of satellite fix drift rejection method and device.
Background technology
When satellite fix (such as GPS or BEI-DOU position system) terminal is static, its elements of a fix (longitude and latitude) warp
Often becoming, it is larger to change also ratio once in a while, or even also can show speed, and we are referred to as " drift " this phenomenon.Satellite fix
Drift not only can produce when static, also can produce, the degree only drifted about is less obvious when dynamic, produces
Probability smaller, this is the phenomenon of existing satellite fix generally existing.This satellite fix drift phenomenon also results in
Other problemses, as larger in mileage statistic bias.For example, vehicle has stopped one day, but shows that its distance travelled is more than ten kilometers, or even
Kilometers up to a hundred；And for example bad weather leads to satellite fix drift serious it is impossible to be accurately positioned.
As can be seen here, all and " drift phenomenon " is relevant for the problem in a lot of satellite fix applications.If satellite fix drifts about
Problem can not preferably solve, it will so that increasing user satellite fix is misunderstood or even suspect, to a certain degree
On govern satellite fix application popularization.
Content of the invention
It is an object of the invention to provide a kind of satellite fix drift rejection method, can be accurately positioned, not produce satellite
Fix drift phenomenon.The purpose of the present invention is realized by technical scheme below：
A kind of satellite fix drift rejection method is it is characterised in that comprise the following steps：
A. start step, for obtaining present satellites location data and outputting this to step b；
B. locking information step, for locking current state, keeps this lock-out state output result；
C. unlock step, for releasing the lock-out state in step b and refreshing location data；
D. movement step, for locking from the location data moving to the moment of stopping, and exports step b.
As specific technical scheme, described beginning step, locking information step, the step that unlocks, movement step are all
Including satellite fix detecting step, described satellite fix detecting step is used for detecting location data whether judge its location data
Effectively.
As further technical scheme, described locking information step, the step that unlocks, movement step also all include speed
Degree detecting step, described speed detecting step is used for detecting present speed.
As further technical scheme, described locking information step also includes vibration detection step, described dynamic detection step
Suddenly it is used for detection vibration.
As specific technical scheme, described beginning step also includes recalls information step, and described recalls information step is used
In calling locking information.
As specific technical scheme, described movement step also includes record information step, and described record information step is used
In record locking information.
The restraining device it is a further object of the present invention to provide a kind of satellite fix drifts about, can effectively be suppressed by this device
Satellite fix drift phenomenon, concrete technical scheme is as follows：
A kind of satellite fix drift restraining device is it is characterised in that include following device：
Starting apparatus, for obtaining present satellites location data and outputting this to device b；
Locking information device, for locking current state, keeps this lock-out state output result；
Unlock device, for the lock-out state in massaging device refresh location data of unlocking；
Telecontrol equipment, for locking from the location data moving to the moment of stopping, and exports locking information device.
As specific technical scheme, described starting apparatus, locking information device, the device that unlocks, telecontrol equipment are all
Including satellite fix detection means, described satellite fix detection means is used for detecting location data whether judge its location data
Effectively.
As further technical scheme, described locking information device, the device that unlocks, telecontrol equipment also all include speed
Degree detection means, described speed detector is used for detecting present speed.
As further technical scheme, described locking information device also includes vibration detection device, described dynamic detection dress
Put for detection vibration.
As specific technical scheme, described starting apparatus also include recalls information device, and described recalls information device is used
In calling locking information.
As specific technical scheme, described telecontrol equipment also includes record information device, and described record information device is used
In record locking information.
The present invention passes through to detect satellite location data, speed and vibration information, judges the motion conditions of present carrier, and
Lock the location information of particular moment when arriving at, do not disturbed by other information, accurate positioning, effectively suppression is defended
Star fix drift.
Brief description
Fig. 1 is the step relation schematic diagram of the present invention.
Fig. 2 is the decomposition process figure of step a of the present invention.
Fig. 3 is the decomposition process figure of step b of the present invention.
Fig. 4 is the decomposition process figure of step c of the present invention.
Fig. 5 is the decomposition process figure of step d of the present invention.
Fig. 6 is assembly of the invention schematic diagram.
Specific embodiment
As shown in figure 1, the present invention provide satellite fix drift rejection method, include beginning step, the step that unlocks,
Locking information step and movement step, wherein, start step and include satellite fix detecting step, the step that unlocks includes satellite
Detection and localization step, speed detecting step, locking information step includes satellite fix detecting step, speed detecting step, vibration
Detecting step, movement step includes satellite fix detecting step, speed detecting step.
Above-mentioned satellite fix detecting step is used for detecting location data, and speed detecting step is used for detecting present speed, shakes
Dynamic detecting step is used for detection vibration.
As shown in Fig. 2 when system starts, whether detection location data is effective,
If location data effectively, has detected whether locking information, has been, called locking information, and enter locking information step
Suddenly, otherwise enter the step that unlocks；
If location data is invalid, enter the step that unlocks.
As shown in figure 4, after entering the step that unlocks, whether detection location data is effective,
If location data is effectively, whether detection present speed is less than 10km/h, is then to enter locking information step, otherwise enters
Enter movement step；Reference velocity parameter can artificially be arranged, you can be artificially arranged under suitable speed and select to enter movement step.
If location data is invalid, data constantly refreshes and resets location data, in weather problems or weak output signal area
Location data is invalid, and now data refreshes always, constantly obtains location data.
As shown in figure 3, after entering locking information step, whether detection location data is effective,
If location data effectively, has detected whether vibration, if there being vibration, whether detection present speed is less than 5, is to enter
Enter locking information step, otherwise enter movement step；Reference velocity parameter can artificially be arranged, you can is artificially arranged on suitable speed
Degree is lower to be selected to enter movement step；If without friction, keep locking information and keep this location data effective；
If location data is invalid, detecting whether vibration, if then entering the step that unlocks, otherwise having entered locking information
Step, resets location data.
As shown in figure 5, after entrance movement step, whether detection present speed is zero,
If zero, effectively whether detection location data, be that record locking information simultaneously enters locking information step, otherwise enters
Enter the step that unlocks, reset location data；
If not zero, whether detection location data effectively, is then return movement step, and refresh data, otherwise enters lock
Determine information Step, reset location data.
Above-mentioned a-d step, when obtaining location data, causes erroneous judgement for avoiding interference, can choose multiple data.
In above-mentioned a-d step, location data is consistent with real-time location data, through latitude, direction after locking information
Keep constant, its speed is directly set to 0.
The reference velocity parameter of above-mentioned all detections is not limited to described scope.
It is below presently preferred embodiments of the present invention：
After system start-up, if finding there is locking information, then call locking information, do not move or speed in systemic vectors
Constant less than keeping locking information during a certain particular value, speed starts when being more than a certain particular value to refresh location data, in motion
During, such as enter the faint places of satellite positioning signal such as tunnel, basement, overpass and lead to obtain less than effective positioning
During data, data keeps refreshing, and upon arrival at a destination, locks the location data when stopping for the carrier, records this location data,
And keep.
After system start-up, if finding latch-up-free information, when systemic vectors do not move or speed is less than a certain particular value
When locking system starts, the location data that obtains is constant, if because of weather problems or the faint place of satellite positioning signal, constantly brushing
New start when speed is more than a certain particular value to refresh location data to getting effective location data, after concrete condition
With as before, will not be described here.
As shown in fig. 6, the present invention provide satellite fix drift restraining device include starting apparatus, the device that unlocks,
Locking information device and telecontrol equipment, wherein, starting apparatus include satellite fix detection means, and the device that unlocks includes satellite
Locating and detecting device, speed detector, locking information device includes satellite fix detection means, speed detector, vibration
Detection means, telecontrol equipment includes satellite fix detection means, speed detector.
Above-mentioned satellite fix detection means is used for detecting location data, and speed detector is used for detecting present speed, shakes
Motion detection device is used for detection vibration.
The present invention is not limited to above-described embodiment, based on above-described embodiment, the simple replacement of not making creative work, should
When belong to the invention discloses scope.
Claims (8)
1. a kind of satellite fix drift rejection method is it is characterised in that comprise the following steps：
Start step：Effectively whether detection location data, if location data is effective, has detected whether locking information, be, called
Locking information, and enter locking information step, otherwise enter the step that unlocks；If location data is invalid, enters and release lock
Determine step；
Unlock step：Effectively whether, if location data is effectively, whether detection present speed is less than sets detection location data
Value, is then to enter locking information step, otherwise enters movement step；If location data is invalid, data constantly refreshes and resets determines
Position data；
Locking information step：Whether effectively detection location data, if location data is effective, has detected whether vibration, if there being vibration
Then whether detection present speed is less than preset value, is then to enter locking information step, otherwise enters movement step；If without friction,
Keep locking information and keep this location data effective；If location data is invalid, detect whether vibration, be then to enter to release lock
Determine step, otherwise enter locking information step, reset location data；
Movement step：Whether detection present speed is zero, if zero, effectively whether detection location data, be that then record locking is believed
Cease and enter locking information step, otherwise enter the step that unlocks, reset location data；If not zero, detect location data
Whether effectively, it is then return movement step, and refresh data, otherwise enter locking information step, reset location data.
2. satellite fix drift rejection method according to claim 1 it is characterised in that described setting value be 10km/h,
Described preset value is 5km/h.
3. satellite fix drift rejection method according to claim 1 is it is characterised in that described beginning step, locking are believed
Breath step, the step that unlocks, movement step, when obtaining location data, choose multiple data.
4. satellite fix drift rejection method according to claim 1 is it is characterised in that described beginning step, locking are believed
In breath step, the step that unlocks, movement step, location data is consistent with real-time location data, warp after locking information
Latitude, direction keep constant, and its speed is directly set to 0.
5. a kind of satellite fix drift restraining device is it is characterised in that include following device：
Starting apparatus, for whether effectively detecting location data, if location data effectively, has detected whether locking information, has been then
Call locking information, and enter locking information device, otherwise enter the step that unlocks；If location data is invalid, enter solution
Except locking device；
Locking information device, for whether effectively detecting location data, if location data effectively, has detected whether vibration, if having
Vibration then detects whether present speed is less than preset value, is then to enter locking information device, otherwise enters telecontrol equipment；If no shaking
Dynamic then keep locking information keep this location data effective；If location data is invalid, detect whether vibration, be then to enter solution
Except locking device, otherwise enter locking information device, reset location data；
Unlock device, and for whether effectively detecting location data, if location data is effectively, whether detection present speed is less than
Setting value, is then to enter locking information device, otherwise enters telecontrol equipment；If location data is invalid, data constantly refreshes lays equal stress on
Put location data；
Telecontrol equipment, for detecting whether present speed is zero, if zero, effectively whether detection location data, be that then record is locked
Determine information and enter locking information device, otherwise enter the device that unlocks, reset location data；If not zero, detection positioning
Whether data effectively, is then return movement step, and refresh data, otherwise enters locking information device, resets location data.
6. satellite fix according to claim 5 drifts about restraining device it is characterised in that described setting value is 10km/h,
Described preset value is 5km/h.
7. satellite fix drift restraining device according to claim 5 is it is characterised in that described starting apparatus, locking are believed
Breath device, the device that unlocks, telecontrol equipment, when obtaining location data, choose multiple data.
8. satellite fix drift restraining device according to claim 5 is it is characterised in that described starting apparatus, locking are believed
In breath device, the device that unlocks, telecontrol equipment, location data is consistent with real-time location data, warp after locking information
Latitude, direction keep constant, and its speed is directly set to 0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404634.3A CN104280744B (en) | 2014-08-15 | 2014-08-15 | Satellite positioning drifting inhibition method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404634.3A CN104280744B (en) | 2014-08-15 | 2014-08-15 | Satellite positioning drifting inhibition method and device |
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| CN104280744A CN104280744A (en) | 2015-01-14 |
| CN104280744B true CN104280744B (en) | 2017-02-08 |
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| CN201410404634.3A Expired - Fee Related CN104280744B (en) | 2014-08-15 | 2014-08-15 | Satellite positioning drifting inhibition method and device |
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| CN106125109A (en) * | 2016-08-26 | 2016-11-16 | 成都路行通信息技术有限公司 | The processing method of GPS device fix drift, device and terminal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3310099A1 (en) * | 1983-03-21 | 1984-09-27 | Teldix Gmbh, 6900 Heidelberg | Method for correcting the position indication of a locating device |
| CN102141629A (en) * | 2010-12-31 | 2011-08-03 | 上海同想文化传播有限公司 | Golf cart navigation system based on acceleration transducer |
| CN102981173A (en) * | 2012-12-25 | 2013-03-20 | 天泽信息产业股份有限公司 | Self-adapting correction method for mileage calculation |
| CN103760574A (en) * | 2014-01-13 | 2014-04-30 | 厦门蓝斯通信股份有限公司 | Method for restraining static positioning drifting and vehicle-mounted terminal positioning system |
| CN103852771A (en) * | 2012-12-05 | 2014-06-11 | 厦门雅迅网络股份有限公司 | Positioning drifting processing method |
-
2014
- 2014-08-15 CN CN201410404634.3A patent/CN104280744B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3310099A1 (en) * | 1983-03-21 | 1984-09-27 | Teldix Gmbh, 6900 Heidelberg | Method for correcting the position indication of a locating device |
| CN102141629A (en) * | 2010-12-31 | 2011-08-03 | 上海同想文化传播有限公司 | Golf cart navigation system based on acceleration transducer |
| CN103852771A (en) * | 2012-12-05 | 2014-06-11 | 厦门雅迅网络股份有限公司 | Positioning drifting processing method |
| CN102981173A (en) * | 2012-12-25 | 2013-03-20 | 天泽信息产业股份有限公司 | Self-adapting correction method for mileage calculation |
| CN103760574A (en) * | 2014-01-13 | 2014-04-30 | 厦门蓝斯通信股份有限公司 | Method for restraining static positioning drifting and vehicle-mounted terminal positioning system |
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Address after: Xinghua Road 519000 Guangdong city of Zhuhai province Xiangzhou No. 87 (Quan Yu building), 3 floor, 2 East Patentee after: Zhuhai tianqin information Polytron Technologies Inc Address before: Xinghua Road 519000 Guangdong city of Zhuhai province Xiangzhou No. 87 (Quan Yu building), 3 floor, 2 East Patentee before: ZHUHAI TIANQIN INFORMATION TECHNOLOGY CO., LTD. |
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