CN104391312A - Automobile location method - Google Patents
Automobile location method Download PDFInfo
- Publication number
- CN104391312A CN104391312A CN201410633425.6A CN201410633425A CN104391312A CN 104391312 A CN104391312 A CN 104391312A CN 201410633425 A CN201410633425 A CN 201410633425A CN 104391312 A CN104391312 A CN 104391312A
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- CN
- China
- Prior art keywords
- vehicle
- location
- current
- positioning device
- satellite
- 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.)
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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
- G01S19/48—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system
- G01S19/49—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system whereby the further system is an inertial position system, e.g. loosely-coupled
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
- G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
- G01C21/16—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
- G01C21/165—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation combined with non-inertial navigation instruments
Abstract
The invention relates to an automobile location method. Directed at prior satellite positioning modes and inertial positioning methods, two different location methods are designed to be applied collaboratively, location of automobile positions is achieved through advantages of various location methods, and accordingly, defects of single location modes in the prior art are overcome effectively, and the automobile location effect is improved effectively.
Description
Technical field
The present invention relates to
oneplant vehicle positioning method, belong to auto navigation field of locating technology.
Background technology
Automobile refers to the fuel such as gasoline, diesel oil, rock gas or the means of transport that is used as power by engine with the novel energy such as battery, sun power, automobile is often used as carrying visitor, goods and traction visitor, goods trailer, also promisingly complete specific transport task or job task and reequiped or become special-purpose vehicle through being assembled with specialized equipment, automobile plays huge effect in human social development process, and along with scientific-technical progress, every technology of automobile, function is maked rapid progress, and automobile designers is in order to meet people's improving constantly automotive needs, many improvement and design are made, the traveling navigator fix of such as vehicle, the patent No.: 201010258265.3, disclose a kind of automotive positioning system, the value of pattern driving fuel expense represents the energy ezpenditure value travelling per unit distance order travels in the pattern according to regulation, this automotive positioning system can be able to obtain reflecting the landform in travelled path or the high-precision predicted value of transport information according to pattern driving fuel expense value, it calculates the ride characteristic data not relying on vehicle relevant with the vehicle energy consumption under specific travel conditions, according to the essential information of the car weight of in addition input or power type etc. and the pattern driving fuel expense value that uses in calculating, ride characteristic data when pattern travels, according to the theoretical fuel cost that vehicle feature calculates, take with inputted pattern driving fuel, estimate characterisitic parameter and the energy consumption characteristics parameter of the engine relevant with energy ezpenditure or motor, and adopt the essential information inputted and the energy ezpenditure characterisitic parameter calculated, carry out the energy consumption prediction considering landform and transport information.
Also has number of patent application: 201210465148.3, relate to a kind of automotive positioning system, described automotive positioning system comprises main control module, GPS receiver module and RS232 communication module, wherein: described GPS receiver module is bi-directionally connected by RS232 communication module and main control module, realize the Storage and Processing of gps signal, and send main control module to after the gps satellite data processing that GPS receiver module is received; Described main control module is presented at the positional information obtained by described GPS receiver module on a display, the automotive positioning system that technique scheme utilizes AT89C51 single-chip microcomputer to be core design, and this navigation position instrument achieves in test good effect, can fast, show navigator locating information more accurately.
Moreover, number of patent application: 201410295879.7, disclose a kind of automotive positioning device, comprise: housing and control panel, described control panel is located at described housing forward end, main control module is provided with in described housing, described housing forward end is provided with draw-in groove web member, described main control module connects described draw-in groove web member, described control panel rear end is provided with bayonet connection, described bayonet connection is electrically connected with described draw-in groove web member, described control panel is provided with manipulation key and manipulation display screen, processor is provided with in described control panel, described manipulation key, described manipulation display screen is connected with described processor respectively, described processor connects described bayonet connection, technique scheme can realize control panel and automotive positioning device lock out operation, safe and effective, improve the handling of automotive positioning device.
Prior art has made many Curve guide impeller for automotive positioning product, but be mostly confined to product structure and improvement functionally, rarely have and adopt multiple navigator fix mode to combine, such as Beidou navigation location, GPS navigation is located, but navigator fix mode of the prior art in actual applications, work separately mostly, compartment, the shortcoming of certain navigator fix mode like this, be exposed in navigator fix process with regard to inevitable, have influence on actual navigator fix effect, this wherein, especially in satnav mode, to block or atmospheric envelope changes when running into, just be easy to the effect having influence on location, but satnav has again its advantage, applied widely, therefore the shortcoming of existing single navigate mode is just progressively highlighted in actual applications.
Summary of the invention
For above-mentioned technical matters, technical matters to be solved by this invention is to provide one and integrates for existing vehicle positioning technology, introduce satellite positioning tech and inertial positioning technology, design collaboration applications each other, greatly can improve the vehicle positioning method of vehicle positioning effect.
The present invention is in order to solve the problems of the technologies described above by the following technical solutions: the present invention devises a kind of vehicle positioning method, and adopt inertial positioning device and satellite positioning device, concrete grammar comprises the steps:
Step 001. carries out Primary Location by satellite positioning device for vehicle location, obtains vehicle current preliminary position, enters step 002;
Step 002. is calibrated for vehicle current preliminary position, obtains current vehicle position, enters step 003;
Step 003. detects the satellite signal transit intensity obtaining satellite positioning device, and judges that whether satellite signal transit intensity is lower than predetermined threshold value, is enter step 004, otherwise enters step 005;
Step 004. obtains Vehicle Speed, and according to current vehicle position, adopts inertial positioning device to position for vehicle location, upgrade current vehicle position, return step 003;
Step 005. adopts satellite positioning device to position for vehicle location, upgrades current vehicle position, returns step 003.
As a preferred technical solution of the present invention: the process of carrying out calibrating for vehicle current preliminary position in described step 002 is, on the basis of described vehicle current preliminary position, the accurate location of the artificial vehicle of setting further, as current vehicle position.
As a preferred technical solution of the present invention: in described step 004, by connecting vehicle-mounted OBD II interface collection vehicle information, realize obtaining Vehicle Speed.
As a preferred technical solution of the present invention: in described step 004, adopt OBD II interface collecting vehicle information device to connect vehicle-mounted OBD II interface collection vehicle information, realize obtaining Vehicle Speed.
As a preferred technical solution of the present invention: described satellite positioning device is GPS locating device or Big Dipper locator meams.
A kind of vehicle positioning method of the present invention adopts above technical scheme compared with prior art, has following technique effect:
(1) the vehicle positioning method of the present invention's design, integrate for existing satnav mode and inertial positioning mode, devise collaboration applications each other, effectively can overcome the shortcoming of single locator meams in prior art, two kinds of locator meamss are effectively combined, largely overcome the shortcoming of locating in prior art, effectively improve vehicle positioning effect;
(2) in the vehicle positioning method that the present invention designs, for vehicle current preliminary position, on this basis, design adopts artificial mode to achieve optimization for vehicle location further, obtain initial alignment more accurately, adopt inertial positioning mode to position to meet the later stage, ensure that the accuracy that whole vehicle location is located; And for the acquisition of Vehicle Speed, OBD II interface collecting vehicle information device is adopted to connect vehicle-mounted OBD II interface collection vehicle information, realize obtaining Vehicle Speed, ensure that the accuracy obtaining Vehicle Speed, ensure that stability and the accuracy of whole positioning work.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of vehicle positioning method that the present invention designs.
Embodiment
Below in conjunction with Figure of description, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, a kind of vehicle positioning method of the present invention's design, adopt inertial positioning device and satellite positioning device, concrete grammar comprises the steps:
Step 001. carries out Primary Location by satellite positioning device for vehicle location, obtains vehicle current preliminary position, enters step 002;
Step 002. is calibrated for vehicle current preliminary position, obtains current vehicle position, enters step 003;
Step 003. detects the satellite signal transit intensity obtaining satellite positioning device, and judges that whether satellite signal transit intensity is lower than predetermined threshold value, is enter step 004, otherwise enters step 005;
Step 004. obtains Vehicle Speed, and according to current vehicle position, adopts inertial positioning device to position for vehicle location, upgrade current vehicle position, return step 003;
Step 005. adopts satellite positioning device to position for vehicle location, upgrades current vehicle position, returns step 003.
The vehicle positioning method of technique scheme design, integrate for existing satnav mode and inertial positioning mode, devise collaboration applications each other, effectively can overcome the shortcoming of single locator meams in prior art, two kinds of locator meamss are effectively combined, largely overcome the shortcoming of locating in prior art, effectively improve vehicle positioning effect;
On basis based on the vehicle-mounted localization method technical scheme of above-mentioned design, the present invention also devises following optimal technical scheme further: the process of carrying out calibrating for vehicle current preliminary position in described step 002 is, on the basis of described vehicle current preliminary position, the accurate location of the artificial vehicle of setting further, as current vehicle position, and in described step 004, by connecting vehicle-mounted OBD II interface collection vehicle information, realize obtaining Vehicle Speed, wherein, OBD II interface collecting vehicle information device is adopted to connect vehicle-mounted OBD II interface collection vehicle information, realize obtaining Vehicle Speed, above-mentioned design is for vehicle current preliminary position, on this basis, design adopts artificial mode to achieve optimization for vehicle location further, obtains initial alignment more accurately, adopt inertial positioning mode to position to meet the later stage, ensure that the accuracy that whole vehicle location is located, and for the acquisition of Vehicle Speed, OBD II interface collecting vehicle information device is adopted to connect vehicle-mounted OBD II interface collection vehicle information, realize obtaining Vehicle Speed, ensure that the accuracy obtaining Vehicle Speed, ensure that stability and the accuracy of whole positioning work.
The vehicle positioning method of the present invention's design is in the middle of actual application, and adopt inertial positioning device and satellite positioning device, concrete grammar comprises the steps:
Step 001. carries out Primary Location by satellite positioning device for vehicle location, obtains vehicle current preliminary position, enters step 002.
Step 002. is on the basis of vehicle current preliminary position, and the accurate location of the artificial vehicle of setting further, realizes calibrating for vehicle current preliminary position, obtain current vehicle position, enter step 003.
Step 003. detects the satellite signal transit intensity obtaining satellite positioning device, and judges that whether satellite signal transit intensity is lower than predetermined threshold value, is enter step 004, otherwise enters step 005.
Wherein, predetermined threshold value can obtain according to the practical application of satnav mode, and when lower than this predetermined threshold value, namely think that satnav Satellite signal transmission strength is lower, signal is interfered, to making the effect having influence on satnav; During higher than this predetermined threshold value, just think that the satellite signal transit in satellite positioning procedures is good, satnav is effective, is not affected.
Step 004. adopts OBD II interface collecting vehicle information device to connect vehicle-mounted OBD II interface collection vehicle information, realize obtaining Vehicle Speed, and according to current vehicle position, adopt inertial positioning device to position for vehicle location, upgrade current vehicle position, return step 003.
Step 005. adopts satellite positioning device to position for vehicle location, upgrades current vehicle position, returns step 003.
In actual applications, satellite positioning device can adopt GPS locating device or Big Dipper locator meams to said process.
By reference to the accompanying drawings embodiments of the present invention are explained in detail above, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, can also makes a variety of changes under the prerequisite not departing from present inventive concept.
Claims (5)
1. a vehicle positioning method, is characterized in that: adopt inertial positioning device and satellite positioning device, concrete grammar comprises the steps:
Step 001. carries out Primary Location by satellite positioning device for vehicle location, obtains vehicle current preliminary position, enters step 002;
Step 002. is calibrated for vehicle current preliminary position, obtains current vehicle position, enters step 003;
Step 003. detects the satellite signal transit intensity obtaining satellite positioning device, and judges that whether satellite signal transit intensity is lower than predetermined threshold value, is enter step 004, otherwise enters step 005;
Step 004. obtains Vehicle Speed, and according to current vehicle position, adopts inertial positioning device to position for vehicle location, upgrade current vehicle position, return step 003;
Step 005. adopts satellite positioning device to position for vehicle location, upgrades current vehicle position, returns step 003.
2. a kind of vehicle positioning method according to claim 1, it is characterized in that: the process of carrying out calibrating for vehicle current preliminary position in described step 002 is, on the basis of described vehicle current preliminary position, the accurate location of the artificial vehicle of setting further, as current vehicle position.
3. a kind of vehicle positioning method according to claim 1, is characterized in that: in described step 004, by connecting vehicle-mounted OBD II interface collection vehicle information, realizes obtaining Vehicle Speed.
4. a kind of vehicle positioning method according to claim 3, is characterized in that: in described step 004, adopts OBD II interface collecting vehicle information device to connect vehicle-mounted OBD II interface collection vehicle information, realizes obtaining Vehicle Speed.
5. a kind of vehicle positioning method according to claim 1, is characterized in that: described satellite positioning device is GPS locating device or Big Dipper locator meams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410633425.6A CN104391312A (en) | 2014-11-12 | 2014-11-12 | Automobile location method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410633425.6A CN104391312A (en) | 2014-11-12 | 2014-11-12 | Automobile location method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104391312A true CN104391312A (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410633425.6A Withdrawn CN104391312A (en) | 2014-11-12 | 2014-11-12 | Automobile location method |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066486A (en) * | 2016-06-21 | 2016-11-02 | 中国人民解放军军械工程学院 | Vehicle position information compression acquisition method, terminal and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2410691A1 (en) * | 2000-06-07 | 2001-12-13 | Qinetiq Limited | Adaptive gps and ins integration system |
| CN103257355A (en) * | 2012-02-17 | 2013-08-21 | 三星电子株式会社 | Method and apparatus for location positioning in electronic device |
| CN203276018U (en) * | 2013-04-02 | 2013-11-06 | 深圳市奥创科技有限公司 | Vehicle information acquisition device based on OBD (On-Board Diagnostics)-II |
-
2014
- 2014-11-12 CN CN201410633425.6A patent/CN104391312A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2410691A1 (en) * | 2000-06-07 | 2001-12-13 | Qinetiq Limited | Adaptive gps and ins integration system |
| CN103257355A (en) * | 2012-02-17 | 2013-08-21 | 三星电子株式会社 | Method and apparatus for location positioning in electronic device |
| US20130214967A1 (en) * | 2012-02-17 | 2013-08-22 | Samsung Electronics Co., Ltd. | Method and apparatus for location positioning in electronic device |
| CN203276018U (en) * | 2013-04-02 | 2013-11-06 | 深圳市奥创科技有限公司 | Vehicle information acquisition device based on OBD (On-Board Diagnostics)-II |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066486A (en) * | 2016-06-21 | 2016-11-02 | 中国人民解放军军械工程学院 | Vehicle position information compression acquisition method, terminal and system |
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Application publication date: 20150304 |