CN111581312A - Precision positioning method and device based on multiple position information - Google Patents
Precision positioning method and device based on multiple position information Download PDFInfo
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- CN111581312A CN111581312A CN202010332307.7A CN202010332307A CN111581312A CN 111581312 A CN111581312 A CN 111581312A CN 202010332307 A CN202010332307 A CN 202010332307A CN 111581312 A CN111581312 A CN 111581312A
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Abstract
The invention relates to a precision positioning method and a device based on various position information, wherein the method comprises the following steps of S1, establishing a regional map, and setting a plurality of position points in the regional map; s2, positioning the object in the map area based on the position points to obtain the position data of the object, S3, calculating the precision position of the object according to the position data. The precision positioning method and the precision positioning device based on the various position information adopt a multi-position-point positioning mode, when a certain position point has a fault, the positioning of other position points on a target is not influenced, the positioning is stable, and the positioning mode adopts a coarse positioning and fine positioning combined mode to realize high-precision positioning.
Description
Technical Field
The invention relates to the field of positioning, in particular to a precision positioning method and device based on various position information.
Background
Spatial localization techniques have found widespread use in a number of fields. GPS is currently the most sophisticated positioning system. Typical applications of spatial localization techniques include navigation localization and spatial parameter acquisition localization.
The existing positioning method adopts a single-point positioning mode, namely the pose of a target relative to a reference point, the positioning mode is unstable, when the reference point fails, the failure fault can be positioned by positioning, and the single-point positioning accuracy is low, so that the existing application requirements are not met.
Disclosure of Invention
The invention aims to provide a precision positioning method and device based on various position information, which can stably realize high-precision positioning.
The technical scheme for solving the technical problems is as follows: an accuracy positioning method based on various position information comprises the following steps,
s1, establishing a regional map, and setting a plurality of position points in the regional map;
s2, positioning the object in the map area based on the position points, obtaining the position data of the object,
and S3, calculating the precision position of the target according to the plurality of positioning data.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, in S1, specifically,
the method comprises the steps of defining a preset area, constructing a grid-based area map for the preset area, and setting a position point with a positioning function in each grid of the area map.
Further, in S2, specifically,
when the distance between the target and the position point is greater than a preset distance, positioning the target at the corresponding position point by using a coarse positioning method to obtain coarse positioning data;
when the distance between the target and the position point is smaller than or equal to the preset distance, positioning the target at the corresponding position point by using a precise positioning method to obtain precise positioning data;
further, in S3, specifically,
calculating a rough position of the target by averaging the rough positioning data;
and carrying out fine-grained depiction on the rough position through the accurate positioning data to obtain the accurate position of the target.
Based on the precision positioning method based on the various position information, the invention also provides a precision positioning device based on the various position information.
An accuracy positioning device based on various position information comprises the following modules,
a multi-location point setting module for creating an area map in which a plurality of location points are set;
a positioning module for obtaining positioning data of a plurality of location points on an object located in the map area based on the location points being located in multiple directions,
and the calculation processing module is used for calculating the precision position of the target according to a plurality of positioning data.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, the multi-position point setting module is particularly adapted for,
the method comprises the steps of defining a preset area, constructing a grid-based area map for the preset area, and setting a position point with a positioning function in each grid of the area map.
Further, the positioning module is specifically configured to,
when the distance between the target and the position point is greater than a preset distance, positioning the target at the corresponding position point by using a coarse positioning method to obtain coarse positioning data;
when the distance between the target and the position point is smaller than or equal to the preset distance, positioning the target at the corresponding position point by using a precise positioning method to obtain precise positioning data;
further, the calculation processing module is specifically configured to,
calculating a rough position of the target by averaging the rough positioning data;
and carrying out fine-grained depiction on the rough position through the accurate positioning data to obtain the accurate position of the target.
The invention has the beneficial effects that: the precision positioning method and the precision positioning device based on the various position information adopt a multi-position-point positioning mode, when a certain position point has a fault, the positioning of other position points on a target is not influenced, the positioning is stable, and the positioning mode adopts a coarse positioning and fine positioning combined mode to realize high-precision positioning.
Drawings
FIG. 1 is a flow chart of a method for precision positioning based on various position information according to the present invention;
fig. 2 is a block diagram of an apparatus for precision positioning based on various position information according to the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, an accurate positioning method based on various position information includes the following steps,
s1, establishing a regional map, and setting a plurality of position points in the regional map;
s2, positioning the object in the map area based on the position points, obtaining the position data of the object,
and S3, calculating the precision position of the target according to the plurality of positioning data.
In this particular embodiment: specifically, the step S1 is,
the method comprises the steps of defining a preset area, constructing a grid-based area map for the preset area, and setting a position point with a positioning function in each grid of the area map.
In this particular embodiment: specifically, the step S2 is,
when the distance between the target and the position point is greater than a preset distance, positioning the target at the corresponding position point by using a coarse positioning method to obtain coarse positioning data;
when the distance between the target and the position point is smaller than or equal to the preset distance, positioning the target at the corresponding position point by using a precise positioning method to obtain precise positioning data;
in this particular embodiment: specifically, the step S3 is,
calculating a rough position of the target by averaging the rough positioning data;
and carrying out fine-grained depiction on the rough position through the accurate positioning data to obtain the accurate position of the target.
Based on the precision positioning method based on the various position information, the invention also provides a precision positioning device based on the various position information.
As shown in fig. 2, an apparatus for precision positioning based on various position information includes the following modules,
a multi-location point setting module for creating an area map in which a plurality of location points are set;
a positioning module for obtaining positioning data of a plurality of location points on an object located in the map area based on the location points being located in multiple directions,
and the calculation processing module is used for calculating the precision position of the target according to a plurality of positioning data.
In this particular embodiment: the multi-position point setting module is particularly adapted for,
the method comprises the steps of defining a preset area, constructing a grid-based area map for the preset area, and setting a position point with a positioning function in each grid of the area map.
In this particular embodiment: the positioning module is specifically configured to,
when the distance between the target and the position point is greater than a preset distance, positioning the target at the corresponding position point by using a coarse positioning method to obtain coarse positioning data;
when the distance between the target and the position point is smaller than or equal to the preset distance, positioning the target at the corresponding position point by using a precise positioning method to obtain precise positioning data;
in this particular embodiment: the calculation processing module is specifically configured to,
calculating a rough position of the target by averaging the rough positioning data;
and carrying out fine-grained depiction on the rough position through the accurate positioning data to obtain the accurate position of the target.
The precision positioning method and the precision positioning device based on the various position information adopt a multi-position-point positioning mode, when a certain position point has a fault, the positioning of other position points on a target is not influenced, the positioning is stable, and the positioning mode adopts a coarse positioning and fine positioning combined mode to realize high-precision positioning.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A precision positioning method based on multiple position information is characterized in that: comprises the following steps of (a) carrying out,
s1, establishing a regional map, and setting a plurality of position points in the regional map;
s2, positioning the object in the map area based on the position points, obtaining the position data of the object,
and S3, calculating the precision position of the target according to the plurality of positioning data.
2. The method according to claim 1, wherein the method comprises: specifically, the step S1 is,
the method comprises the steps of defining a preset area, constructing a grid-based area map for the preset area, and setting a position point with a positioning function in each grid of the area map.
3. The precision positioning method based on multiple kinds of position information according to claim 1 or 2, characterized in that: specifically, the step S2 is,
when the distance between the target and the position point is greater than a preset distance, positioning the target at the corresponding position point by using a coarse positioning method to obtain coarse positioning data;
and when the distance between the target and the position point is smaller than or equal to the preset distance, positioning the target at the corresponding position point by using a precise positioning method to obtain precise positioning data.
4. The method of claim 3, wherein the method comprises: specifically, the step S3 is,
calculating a rough position of the target by averaging the rough positioning data;
and carrying out fine-grained depiction on the rough position through the accurate positioning data to obtain the accurate position of the target.
5. The utility model provides an accuracy positioner based on multiple positional information which characterized in that: comprises the following modules which are used for realizing the functions of the system,
a multi-location point setting module for creating an area map in which a plurality of location points are set;
a positioning module for obtaining positioning data of a plurality of location points on an object located in the map area based on the location points being located in multiple directions,
and the calculation processing module is used for calculating the precision position of the target according to a plurality of positioning data.
6. The apparatus according to claim 5, wherein: the multi-position point setting module is particularly adapted for,
the method comprises the steps of defining a preset area, constructing a grid-based area map for the preset area, and setting a position point with a positioning function in each grid of the area map.
7. The apparatus according to claim 5 or 6, wherein: the positioning module is specifically configured to,
when the distance between the target and the position point is greater than a preset distance, positioning the target at the corresponding position point by using a coarse positioning method to obtain coarse positioning data;
and when the distance between the target and the position point is smaller than or equal to the preset distance, positioning the target at the corresponding position point by using a precise positioning method to obtain precise positioning data.
8. The apparatus according to claim 7, wherein: the calculation processing module is specifically configured to,
calculating a rough position of the target by averaging the rough positioning data;
and carrying out fine-grained depiction on the rough position through the accurate positioning data to obtain the accurate position of the target.
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| CN105785410A (en) * | 2014-12-25 | 2016-07-20 | 中国移动通信集团公司 | Method and system used for providing position information |
| CN109376208A (en) * | 2018-09-18 | 2019-02-22 | 高枫峻 | A kind of localization method based on intelligent terminal, system, storage medium and equipment |
| CN109545072A (en) * | 2018-11-14 | 2019-03-29 | 广州广电研究院有限公司 | Pose calculation method, device, storage medium and the system of map structuring |
| CN110045733A (en) * | 2019-04-04 | 2019-07-23 | 肖卫国 | A kind of real-time location method and its system, computer-readable medium |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785410A (en) * | 2014-12-25 | 2016-07-20 | 中国移动通信集团公司 | Method and system used for providing position information |
| CN109376208A (en) * | 2018-09-18 | 2019-02-22 | 高枫峻 | A kind of localization method based on intelligent terminal, system, storage medium and equipment |
| CN109545072A (en) * | 2018-11-14 | 2019-03-29 | 广州广电研究院有限公司 | Pose calculation method, device, storage medium and the system of map structuring |
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