CN106772485A - The method that target passes in and out designated area is judged based on position data - Google Patents

The method that target passes in and out designated area is judged based on position data Download PDF

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Publication number
CN106772485A
CN106772485A CN201611261309.1A CN201611261309A CN106772485A CN 106772485 A CN106772485 A CN 106772485A CN 201611261309 A CN201611261309 A CN 201611261309A CN 106772485 A CN106772485 A CN 106772485A
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CN
China
Prior art keywords
designated area
previous
target
position data
location status
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
Application number
CN201611261309.1A
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Chinese (zh)
Inventor
周轲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Multichannel Electronic Technology Co Ltd
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Chongqing Multichannel Electronic Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Multichannel Electronic Technology Co Ltd filed Critical Chongqing Multichannel Electronic Technology Co Ltd
Priority to CN201611261309.1A priority Critical patent/CN106772485A/en
Publication of CN106772485A publication Critical patent/CN106772485A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S19/00Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13Receivers
    • G01S19/35Constructional details or hardware or software details of the signal processing chain
    • G01S19/37Hardware or software details of the signal processing chain

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  • Engineering & Computer Science (AREA)
  • Signal Processing (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 present invention provides a kind of method for judging target turnover designated area based on position data, including:Cycle obtains a real time position data of a target;This position in a coordinate reference system of the target, previous position and previous location status are determined according to the real time position data, wherein, the previous location status are determined that second designated area is to be obtained to the spacing of external expansion one along the edge of first designated area by the previous position relative to one first designated area in the coordinate reference system and the position of the second designated area;The first designated area according to whether described this position, previous position and previous location status determine the target this effective entry/exit.The scheme that the present invention is provided can overcome position data, and error causes situation about being moved in a coordinate reference system medium wave in itself, so as to accurately judge target it is actual whether a cross-domain designated area, the method has great importance in actual applications.

Description

The method that target passes in and out designated area is judged based on position data
Technical field
It is more particularly to a kind of that target turnover designated area is judged based on position data the present invention relates to location technology Method.
Background technology
Present GPS device on the market, it is possible to achieve the function such as positioning, statistics mileage and speed, therefore it is extensive It is applied to the fields such as mine, oil or its transport.But, it is well known that even high-precision GPS device, transmitted by it Position data and physical location all there is certain deviation, this is the true loss that cannot overcome of current technology.
Therefore, if to judge a target that can send position data or the mesh with transmittable position data equipment Whether mark enters or goes out in a designated area, then such case occurs:Target is actual to be close to designated area at one It is motionless on side or edge, and receive and can then be shown on the external equipment of its position data that the numeric data of the target exists always The adjacent edges of the designated area fluctuate back and forth, such as Fig. 1, and the position data of target A is in the reciprocal ripple in a designated area M edges It is dynamic.This application band great interference fluctuated to GPS is, it is necessary to those skilled in the art solve the problem.
The content of the invention
The shortcoming of prior art, is judged it is an object of the invention to provide one kind based on position data in view of the above The method that target passes in and out designated area, for solving to cause target not moving because position data sends equipment itself error In the case of there is position data display fluctuation, and then cannot effectively judge the problem of the whether effective designated area of a target,
Solve the technical scheme of above-mentioned technical problem:
According to the first aspect of the invention
A kind of method that target turnover designated area is judged based on position data, including:Cycle obtains the one of a target Real time position data;This position in a coordinate reference system of the target, preceding is determined according to the real time position data Secondary position and previous location status, wherein, the previous location status are by the previous position relative to the coordinate reference The position of one first designated area and the second designated area in system determines that second designated area is along described The edge of one designated area is obtained to the spacing of external expansion one;According to described this position, previous position and previous location status Determine the target this first designated area described in whether effective entry/exit.
In a preferred scheme, by the previous position relative to one first designated area in the coordinate reference system Determine that the previous location status are specifically included with the position of the second designated area:
When the previous position is located in first designated area, determine the previous location status in boundary;
When the previous position is located at outside first designated area, determine the previous location status for out-of-bounds;
It is located between first designated area and the second designated area in the previous position or is referred to described first Determine when on the edge of region and the second designated area, determine that the previous location status are that upper previous state is constant.
Above-mentioned first aspect and preferred scheme or in, first designated area and the second designated area are respectively a company Continuous closed area.
In a preferred scheme, the real time position data is a GPS location data.
Beneficial effects of the present invention
The previous position of target and previous location status are determined by position data, then this positional number is being combined Judge whether this effectively strides into or step out in the coordinate reference system unavoidably according to the correspondence position in coordinate reference system One designated area, so as to overcome the position data in the case where target is not moved to show the obstacle of position data fluctuation.
Brief description of the drawings
Fig. 1 causes the schematic diagram of fluctuation due to error for GPS location data in the prior art.
Fig. 2 be the present invention it is a kind of based on position data come judge target turnover designated area method flow chart.
Fig. 3 is the first designated area and the second designated area schematic diagram in one embodiment of the present invention.
Drawing reference numeral explanation
A destination objects
The designated areas of M1 first
The designated areas of M2 second
Specific embodiment
Embodiments of the present invention are illustrated below by way of specific instantiation, those skilled in the art can be by this specification Disclosed content understands other advantages of the invention and effect easily.The present invention can also be by specific realities different in addition The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints with application, without departing from Various modifications or alterations are carried out under spirit of the invention.It should be noted that, in the case where not conflicting, following examples and implementation Feature in example can be mutually combined.
It should be noted that the diagram provided in following examples only illustrates basic structure of the invention in a schematic way Think, component count, shape and size when only display is with relevant component in the present invention rather than according to actual implementation in schema then Draw, it is actual when the implementing kenel of each component, quantity and ratio can be a kind of random change, and its assembly layout kenel It is likely more complexity.
Implementation method one
Process according to the invention face illustrates
See Fig. 2, give a kind of method that target turnover designated area is judged based on position data, including:
S101, the cycle obtains a real time position data of a target;
S102, this position in a coordinate reference system of the target, preceding is determined according to the real time position data Secondary position and previous location status, wherein, the previous location status are by the previous position relative to the coordinate reference The position of one first designated area and the second designated area in system determines that second designated area is along described The edge of one designated area is obtained to the spacing of external expansion one;
S103, whether this has to determine the target according to described this position, previous position and previous location status First designated area described in effect entry/exit.
Wherein, see Fig. 3, give a kind of implementation method of the first designated area and the second designated area, as illustrated, institute State the first designated area and the second designated area is respectively a continuous closed area.If in the closed area not being continuous area Can not then there be intersection in domain within the scope of the present invention is protected, and between the first designated area and the second designated area.
Wherein, the described second continuous closed area be along the described first continuous closed area edge inwardly/outer extend between one Away from region.
Wherein, the shape of the first designated area and the second designated area can have any shape, as long as it meets continuous envelope Close and without intersection.
Wherein, the real time position data can be a GPS location data, and the present invention is not intended to limit the specific of GPS device Type or shape etc..
Wherein, above-mentioned real time position data is to send one by GPS device to represent the data of its geographic location, this Kind of data are generated by presetting form and sent by GPS device, and the external equipment for for specifying is received.For example, the reality When position data can be including the information such as longitude, latitude.
In a preferred scheme, by the previous position relative to one first designated area in the coordinate reference system Determine that the previous location status are specifically included with the position of the second designated area:
When the previous position is located in first designated area, determine the previous location status in boundary;
When the previous position is located at outside first designated area, determine the previous location status for out-of-bounds;
It is located between first designated area and the second designated area in the previous position or is referred to described first Determine when on the edge of region and the second designated area, determine that the previous location status are that upper previous state is constant.
I.e. described previous location status are only included in boundary and out-of-bounds two states.
Wherein, the coordinate reference system can be a map system, and any real time position data is on the map system There is a position for uniquely determining.
This position, previous position and previous location status described in above-mentioned basis determine the target, and whether this is effective Specifically included the step of the first designated area described in entry/exit, be specifically shown in table 1 below:
Current location Previous position Previous location status Judged result
(not including edge) in first area In non-first area In boundary Step into
(not including edge) in first area In first area In boundary Without leap
(not including edge) in first area In non-first area Out-of-bounds Without leap
(not including edge) in first area In first area Out-of-bounds Without leap
In non-first area In non-first area In boundary Without leap
In non-first area In first area In boundary Step out
In non-first area In non-first area Out-of-bounds Without leap
In non-first area In first area Out-of-bounds Without leap
Table 1
As can be seen from the above Table 1, if this position is in the first designated area inside/outside, previous position is not specified first In region/it is interior, and the previous location status be in out-of-bounds/boundary judge the relatively previous position in this position of the target to enter/ Go out first designated area;
Remaining situation is all judged to that the relatively previous position in this position of the target is the first specified area described in non-entry/exit Domain.
Wherein, previous position or this position are in accordance with the real time position data for obtaining with respect to the coordinate reference system institute Obtain.
In sum, the scheme that the present invention is provided can overcome position data, and error causes in a coordinate reference system in itself The situation of middle fluctuation, so as to accurately judge target it is actual whether a cross-domain designated area, the method has in actual applications Important meaning.So, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe The personage for knowing this technology all can carry out modifications and changes under without prejudice to spirit and scope of the invention to above-described embodiment.Cause This, those of ordinary skill in the art is complete with institute under technological thought without departing from disclosed spirit such as Into all equivalent modifications or change, should be covered by claim of the invention.

Claims (4)

1. it is a kind of based on position data come judge target pass in and out designated area method, it is characterised in that including:
Cycle obtains a real time position data of a target;
According to the real time position data determine this position in a coordinate reference system of the target, previous position and Previous location status, wherein, the previous location status are by the previous position relative in the coordinate reference system The position of the first designated area and the second designated area determines that second designated area is along first designated area Edge obtained to the spacing of external expansion one;
Determine this whether effective entry/exit institute of the target according to described this position, previous position and previous location status State the first designated area.
2. it is according to claim 1 based on position data come judge target pass in and out designated area method, it is characterised in that Come relative to one first designated area in the coordinate reference system and the position of the second designated area by the previous position Determine that the previous location status are specifically included:
When the previous position is located in first designated area, determine the previous location status in boundary;
When the previous position is located at outside first designated area, determine the previous location status for out-of-bounds;
It is located between first designated area and the second designated area in the previous position or specifies area described first When on the edge of domain and the second designated area, determine that the previous location status are that upper previous state is constant.
3. according to claim 1 and 2 to judge the method that target passes in and out designated area based on position data, its feature exists In first designated area and the second designated area are respectively a continuous closed area.
4. it is according to claim 3 based on position data come judge target pass in and out designated area method, it is characterised in that The real time position data is a GPS location data.
CN201611261309.1A 2016-12-30 2016-12-30 The method that target passes in and out designated area is judged based on position data Pending CN106772485A (en)

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CN201611261309.1A CN106772485A (en) 2016-12-30 2016-12-30 The method that target passes in and out designated area is judged based on position data

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CN201611261309.1A CN106772485A (en) 2016-12-30 2016-12-30 The method that target passes in and out designated area is judged based on position data

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107221184A (en) * 2017-06-23 2017-09-29 重庆多道电子技术有限公司 A kind of determination methods based on vehicle position data

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050159883A1 (en) * 2004-01-16 2005-07-21 Worldcom, Inc. Method and system for tracked device location and route adherence via geofencing
CN102858612A (en) * 2010-03-23 2013-01-02 美国联合包裹服务公司 Geofence-based triggers for automated data collection
CN103947229A (en) * 2011-10-20 2014-07-23 高通股份有限公司 Method and/or apparatus for geofence management
CN104604154A (en) * 2012-07-12 2015-05-06 谷歌公司 Geo-fencing
CN105354326A (en) * 2015-11-26 2016-02-24 航天恒星科技有限公司 Spatial position indexing method and system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050159883A1 (en) * 2004-01-16 2005-07-21 Worldcom, Inc. Method and system for tracked device location and route adherence via geofencing
CN102858612A (en) * 2010-03-23 2013-01-02 美国联合包裹服务公司 Geofence-based triggers for automated data collection
CN103947229A (en) * 2011-10-20 2014-07-23 高通股份有限公司 Method and/or apparatus for geofence management
CN104604154A (en) * 2012-07-12 2015-05-06 谷歌公司 Geo-fencing
CN105354326A (en) * 2015-11-26 2016-02-24 航天恒星科技有限公司 Spatial position indexing method and system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107221184A (en) * 2017-06-23 2017-09-29 重庆多道电子技术有限公司 A kind of determination methods based on vehicle position data

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