KR20120070887A - Electronic device and course guide method of electronic device - Google Patents
Electronic device and course guide method of electronic device Download PDFInfo
- Publication number
- KR20120070887A KR20120070887A KR1020100132405A KR20100132405A KR20120070887A KR 20120070887 A KR20120070887 A KR 20120070887A KR 1020100132405 A KR1020100132405 A KR 1020100132405A KR 20100132405 A KR20100132405 A KR 20100132405A KR 20120070887 A KR20120070887 A KR 20120070887A
- Authority
- KR
- South Korea
- Prior art keywords
- vehicle
- route
- lane
- driving
- driving direction
- Prior art date
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Classifications
-
- 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
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/3407—Route searching; Route guidance specially adapted for specific applications
- G01C21/3415—Dynamic re-routing, e.g. recalculating the route when the user deviates from calculated route or after detecting real-time traffic data or accidents
-
- 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
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/3446—Details of route searching algorithms, e.g. Dijkstra, A*, arc-flags, using precalculated routes
-
- 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
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3605—Destination input or retrieval
-
- 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
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3626—Details of the output of route guidance instructions
- G01C21/3632—Guidance using simplified or iconic instructions, e.g. using arrows
-
- 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
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3626—Details of the output of route guidance instructions
- G01C21/3658—Lane guidance
-
- 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
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3679—Retrieval, searching and output of POI information, e.g. hotels, restaurants, shops, filling stations, parking facilities
- G01C21/3682—Retrieval, searching and output of POI information, e.g. hotels, restaurants, shops, filling stations, parking facilities output of POI information on a road map
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Navigation (AREA)
Abstract
An electronic device and a method for guiding a path of the electronic device are disclosed.
According to the present invention, the navigation system determines whether to re-route the path according to the path departure of the vehicle based on the path information corresponding to the movement route to the destination and the driving direction of the vehicle obtained from the driving image of the vehicle.
Description
An electronic device and a route guidance method for the electronic device.
With the opening of the Internet network and the revision of laws relating to location data, the industry based on location based services (LBS) is being activated. Representative devices using such a location-based service may be a vehicle navigation device that provides a route guidance service for locating a current location of a vehicle or guiding a moving route to a destination.
In addition, there is an increasing number of cases where objective data are needed to determine the error rate according to the responsibility for accidents that occur during the stopping or driving of a vehicle. Accordingly, a vehicle black box capable of providing objective data is used.
Recently, various studies are being actively conducted to use a vehicle driving image acquired through a vehicle black box to provide a route guidance service in a vehicle navigation.
The present invention provides an electronic device and a route guidance method of the electronic device to minimize the time delay until the route re-search.
As an aspect of the present invention for realizing the above object, the electronic device according to the present invention, the position data module for obtaining the position data of the vehicle; And acquiring a driving direction of the vehicle based on at least one object included in the driving image of the vehicle and deviating from the vehicle path based on the path information of the vehicle generated based on the position data and the driving direction of the vehicle. It includes a control unit for determining whether or not.
As an aspect of the present invention for realizing the above object, a system according to the present invention, the first electronic device for obtaining a driving image of the vehicle; And performing a route search for the vehicle, obtaining a driving direction of the vehicle based on at least one object extracted from the driving image, and based on the route information obtained through the route searching and the driving direction of the vehicle. And a second electronic device that determines whether the vehicle leaves the path.
As an aspect of the present invention for realizing the above object, a route guidance method of an electronic device according to the present invention comprises: generating route information to a destination using position data of a vehicle; Obtaining a driving image of the vehicle; Extracting at least one object displayed on the road from the driving image; Obtaining a driving direction of the vehicle based on the extracted at least one object; And determining whether the vehicle deviates from the path by comparing the path information with the driving direction of the vehicle.
As one aspect of the present invention for realizing the above object, a computer-readable recording medium according to the present invention records a program that performs any one of the above methods.
According to the present invention, when the vehicle deviates from the path, there is an effect of minimizing the time delay until the route re-search.
1 is a diagram illustrating an example of a system for implementing a route guidance method according to an embodiment of the present invention.
2 is a diagram illustrating another example of a system for implementing a route guidance method according to an embodiment of the present invention.
3 is a structural diagram showing an example of a vehicle navigation system according to an embodiment of the present invention.
4 is a structural diagram showing an example of a vehicle navigation system according to an embodiment of the present invention.
5 is a block diagram illustrating an example of a communication network including a navigation system according to an embodiment of the present invention.
6 is a flowchart illustrating a route guidance method of the
FIG. 7 illustrates an example of selecting a lane display line associated with a lane on which a vehicle is driven from an image in the
8 illustrates an example of an object displayed on a road.
9 is a flowchart illustrating an example of obtaining object information using a candidate object database in the
10 is a flowchart illustrating another example of obtaining object information using a candidate object database in the
FIG. 11 is a flowchart illustrating an example of determining whether to re-route a route based on a driving direction of a lane in which a vehicle is driving.
12 is a flowchart illustrating another example of determining whether to re-route a route based on a driving direction of a lane in which a vehicle is driving.
The above objects, features and advantages of the present invention will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. It is to be understood, however, that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and similarities. Like reference numerals designate like elements throughout the specification. In addition, when it is determined that the detailed description of the known function or configuration related to the present invention may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. In addition, numerals (e.g., days, days, etc.) used in the description of the present invention are merely an identifier for distinguishing one component from another component
It is to be understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, . On the other hand, when an element is referred to as being "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between.
In addition, the suffix "module" and " part "for constituent elements used in the following description are given or mixed in consideration of ease of specification, and do not have their own meaning or role.
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.
1 is a diagram illustrating an example of a system for implementing a route guidance method according to an embodiment of the present invention.
Referring to FIG. 1, the
In the following, when the
The
The
The
The entire surface or part of the
The
The
The vehicle
The vehicle
The vehicle
The
The
The
2 is a diagram illustrating another example of a system for implementing a route guidance method according to an embodiment of the present invention.
Referring to FIG. 2, the
3 is a structural diagram of a vehicle navigation system according to an embodiment of the present invention.
Referring to FIG. 3, the
Hereinafter, the components will be described in order.
The
The first
The first
The broadcast transmission /
The first short
The first
The
The first
The
The
The first motion sensing module 131 may detect a motion in a three-dimensional space of the
The
The
The
The
The
The first
The
4 is a structural diagram of a vehicle black box according to embodiments of the present invention.
Referring to FIG. 4, the vehicle
Hereinafter, the components will be described in order.
The
The
The second
The
The
The
The
The second
The
5 is a configuration diagram of a communication network including a navigation system according to embodiments of the present invention.
Referring to FIG. 5, the
The
The
The
Embodiments disclosed in this document may be implemented in the
Hereinafter, a method of guiding a route according to an embodiment of the present invention and an operation of a navigation system for implementing the same will be described in detail with reference to the accompanying drawings.
6 is a flowchart illustrating a route guidance method of the
Referring to FIG. 6, the
The
The
The lane information may include information related to lane display lines for identifying lanes. The lane display line related information may include a display type (eg, a straight line, a curve, a solid line, a dotted line, etc.), a color, and the like of the lane display line.
The
When the plurality of lane display lines are extracted from the image, the
FIG. 7 illustrates an example of selecting a lane display line associated with a lane on which a vehicle is driving from an image. Referring to FIG. 7, the
Lane information may include object information related to at least one object displayed on the road. Here, the object is distinguished from the lane marking line and refers to a non-text figure (for example, an arrow) or text displayed on the road to provide information related to the corresponding road or the corresponding lane. The object displayed on the road may provide information such as a driving direction (forward, left, right, u-turn, etc.) of the corresponding lane, information on the way or destination of the corresponding lane, whether the road is branched, or one-way lane. When the object is displayed as a figure, the
8 illustrates an example of an object displayed on a road. Referring to FIG. 8, the road included in the
As in the lane recognition method described above, the
Meanwhile, when a plurality of lanes are included in the image, the
When extracting an object displayed on the road from an image, the
9 is a flowchart illustrating an example of obtaining object information using a candidate object database. Referring to FIG. 9, when an object is extracted from an image related to driving of a vehicle (S301), the
10 is a flowchart illustrating another example of obtaining object information using a candidate object database. Referring to FIG. 10, the
As shown in FIG. 9 and FIG. 10, the
Referring back to FIG. 6, the
In operation S104, the
FIG. 11 is a flowchart illustrating an example of determining whether to re-route a route based on a driving direction of a lane in which a vehicle is driving. Referring to FIG. 11, the
12 is a flowchart illustrating another example of determining whether to re-route a route based on a driving direction of a lane in which a vehicle is driving. Referring to FIG. 11, the
Meanwhile, when there are a plurality of lanes having the same driving direction on the actual road, the
Referring back to FIG. 6, in step S106, the
In general, when detecting a path deviation of a vehicle by using location data received from a satellite, a problem in that it takes a long time to detect a path deviation due to a delay before receiving location data from the satellite. It was. However, according to the embodiment of the present invention described above, the
Embodiments of the present invention include a computer readable medium containing program instructions for performing various computer-implemented operations. This medium records a program for executing the route guidance method described so far. The medium may include program instructions, data files, data structures, etc., alone or in combination. Examples of such media include magnetic media such as hard disks, floppy disks and magnetic tapes, optical recording media such as CDs and DVDs, and ROMs. Hardware devices configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. Examples of program instructions include machine code, such as produced by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like.
It is apparent to those skilled in the art that the present invention is not limited to the described embodiments, and that various modifications and changes can be made without departing from the spirit and scope of the present invention. Therefore, such modifications or variations will have to be belong to the claims of the present invention.
Claims (16)
The driving direction of the vehicle is obtained based on at least one object included in the driving image of the vehicle, and whether the vehicle departs from the path based on the path information of the vehicle generated based on the position data and the driving direction of the vehicle. Control unit to judge
.
The controller may determine whether the vehicle deviates from the path by comparing the driving direction of the vehicle with the driving direction based on the route information.
The controller may re-search for a route to a destination when the vehicle leaves the route according to the route information.
The controller, when the vehicle deviates from the route according to the route information, re-searches the route to the destination based on the driving direction of the vehicle.
The controller is configured to output guide information for inducing a lane change when the vehicle leaves the route according to the route information.
The control unit, if the lane change is not performed in the lane of the driving direction according to the route information within a predetermined time after outputting the guide information or until the vehicle passes through a specific region, the vehicle according to the route information The electronic device, characterized in that it is determined that the path deviated.
Further comprising a storage for storing a candidate object database for managing candidate objects,
The controller is further configured to obtain the object information by using at least one candidate object that matches the extracted at least one object among the candidate objects.
And the at least one object is displayed on a road and includes at least one figure or at least one text indicating a driving direction of a corresponding lane.
The driving image of the vehicle is received from the black box.
The driving image of the vehicle is obtained from at least one camera.
Perform a path search on the vehicle, obtain a driving direction of the vehicle based on at least one object extracted from the driving image, and based on the path information obtained through the path search and the driving direction of the vehicle Second electronic device to determine whether the path of deviation
/ RTI >
And the second electronic device compares a driving direction of the vehicle with a driving direction based on the route information to determine whether the vehicle leaves the path.
And the second electronic device re-searches a route to a destination based on the driving direction in which the vehicle travels when the vehicle leaves the route according to the route information.
And the at least one object is displayed on a road and includes at least one figure or at least one text representing a corresponding driving direction.
Obtaining a driving image of the vehicle;
Extracting at least one object displayed on the road from the driving image;
Obtaining a driving direction of the vehicle based on the extracted at least one object; And
Determining whether the vehicle deviates from the route by comparing the route information with the driving direction of the vehicle;
Route guidance method of an electronic device comprising a.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020100132405A KR20120070887A (en) | 2010-12-22 | 2010-12-22 | Electronic device and course guide method of electronic device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020100132405A KR20120070887A (en) | 2010-12-22 | 2010-12-22 | Electronic device and course guide method of electronic device |
Related Child Applications (1)
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KR1020180084573A Division KR102041300B1 (en) | 2018-07-20 | 2018-07-20 | Electronic device and course guide method of electronic device |
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KR20120070887A true KR20120070887A (en) | 2012-07-02 |
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KR1020100132405A KR20120070887A (en) | 2010-12-22 | 2010-12-22 | Electronic device and course guide method of electronic device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101455765B1 (en) * | 2013-04-16 | 2014-11-03 | 주식회사 비온시이노베이터 | Ship navigation system and its operating method |
KR20190037535A (en) * | 2017-09-29 | 2019-04-08 | 주식회사 만도 | Apparatus and method for supporting vehicle driving |
-
2010
- 2010-12-22 KR KR1020100132405A patent/KR20120070887A/en not_active Application Discontinuation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101455765B1 (en) * | 2013-04-16 | 2014-11-03 | 주식회사 비온시이노베이터 | Ship navigation system and its operating method |
KR20190037535A (en) * | 2017-09-29 | 2019-04-08 | 주식회사 만도 | Apparatus and method for supporting vehicle driving |
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