KR20170109130A - Address management apparatus of navigation system and method thereof - Google Patents

Abstract

The present invention comprises: a photographing unit; a text recognition unit recognizing text in an image photographed in the photographing unit; and a control unit detecting and registering an address in the text recognized by the text recognition unit. As such, a user is able to easily set a destination.

Description

TECHNICAL FIELD [0001] The present invention relates to an address management apparatus and method for a navigation system,

The present invention relates to an address management apparatus and method for a navigation system, and more particularly, to an address management apparatus and method for a navigation system for setting and managing an address of a navigation system.

2. Description of the Related Art Generally, various navigation systems such as a ship, an aircraft, and an automobile are provided with a navigation system (GPS) equipped with a Global Positioning System (GPS) for determining a current position and a moving speed of the moving object, . The navigation system uses satellites to provide information for driving the vehicle.

Such a navigation system receives a radio wave indicating latitude, longitude, altitude, etc. from a plurality of GPS satellites floating on the earth using a GPS (Global Positioning System) receiver and calculates the current position of the vehicle based on the received data And then outputs the map including the current position to the driver.

Further, the navigation system outputs route information to the destination, the traveling direction of the vehicle, the distance to the destination, the current traveling speed of the vehicle, and the traffic situation information based on the calculated location information (latitude and longitude information) And provides the user with various kinds of information necessary for driving.

The background art of the present invention is disclosed in Korean Patent Application Publication No. 10-2007-0113665 (Nov. 29, 2007) entitled " Method and apparatus for setting destination of navigation terminal. &Quot;

In a conventional navigation system, a user directly inputs a key or sets a destination using voice recognition.

However, there is a problem that the method of inputting the key is troublesome because it takes a relatively long time to input the key, and the method using the voice recognition has a problem that a lot of recognition errors occur.

The present invention has been made to solve the above-mentioned problems. An object of an embodiment of the present invention is to provide a method and apparatus for detecting a text in a photographed image, detecting an address, and setting a detected address as a destination, And to provide an address management apparatus and method for a navigation system.

According to another aspect of the present invention, there is provided an address management apparatus and method for a navigation system which displays intuitively an address set by displaying POI (Point Of Interest) symbols or guidance information on an address on a map.

According to an aspect of the present invention, there is provided an apparatus for managing an address of a navigation system, A text recognition unit for recognizing text in an image photographed by the photographing unit; And a control unit for detecting and registering an address in the text recognized by the text recognition unit.

In the present invention, the controller sets an address as a destination.

In the present invention, the control unit may display POI (Point Of Interest) symbols or guidance information on the address on the map.

In the present invention, when either the POI symbol or the guide information is selected on the map, the controller sets an address corresponding to the selected POI symbol or the guide information as a destination.

In the present invention, the guide information may include at least one of an image photographed by the photographing unit or identification information for recognizing an address.

In the present invention, the identification information is inputted by the user on the management menu.

In the present invention, the identification information is detected in the text recognized by the text recognition unit.

In the present invention, when the text of the business card is recognized by the text recognition unit, the control unit compares the information recognized from the newly photographed business card with the information recognized from the previously photographed business card, To the information recognized from the newly recognized business card.

In the present invention, the control unit may determine the degree of match through at least one of the number of identical characters and the character arrangement order of the newly photographed business card and the information recognized from the previously photographed business card.

In the present invention, the controller may determine the degree of match based on whether the newly captured business card and the previously recognized business card match the name and the mobile phone number, respectively.

In the present invention, after updating the information recognized from the previously photographed business card to the information recognized from the newly recognized business card, the control unit searches for at least one of the name of the business card, the company name, Thereby providing a service.

In the present invention, after updating the information recognized from the previously photographed business card to the information recognized from the newly recognized business card, the control unit displays the POI symbol or the guidance information at the address on the map of the newly updated business card address And displays the image.

According to an aspect of the present invention, there is provided a method of managing a navigation system address, the method comprising: recognizing text in an image taken by a photographing unit; The control unit detecting an address in the text recognized by the text recognition unit; And setting the address as a destination by the control unit.

In the present invention, the controller may display at least one of the POI symbol or the guidance information on the address on the map if the address of the pre-stored address exists on the map.

In the present invention, the controller determines whether one of the POI symbol or the guide information is selected. If the POI symbol or the guide information is selected, the controller selects the selected POI symbol or the selected guide information The destination address is set as the destination address.

An address management apparatus of a navigation system according to an aspect of the present invention allows a user to easily set a destination by recognizing text in a photographed image and detecting an address and setting a detected address as a destination.

An address management apparatus of a navigation system according to an aspect of the present invention displays POI (Point Of Interest) symbol or guidance information at an address on a map to intuitively recognize an established address.

1 is a block diagram of an address management apparatus of a navigation system according to an embodiment of the present invention.
2 is a diagram illustrating an example of text recognition according to an embodiment of the present invention.
3 is a diagram illustrating an example of setting guide information according to an embodiment of the present invention.
4 is a diagram illustrating an example of displaying a POI symbol and guidance information at an address on a map according to an embodiment of the present invention.
5 is a flowchart illustrating a process of recognizing text and setting a destination according to an embodiment of the present invention.
6 is a flowchart illustrating a process of setting a destination on a map according to an embodiment of the present invention.

Hereinafter, an address management apparatus and method of a navigation system according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. Further, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the user, the intention or custom of the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a block diagram of an address management apparatus of a navigation system according to an embodiment of the present invention. FIG. 2 is a diagram illustrating an example of text recognition according to an embodiment of the present invention. FIG. FIG. 4 is a diagram illustrating an example of displaying POI symbols and guidance information on a street address on a map according to an embodiment of the present invention. Referring to FIG.

1, an address management apparatus of a navigation system according to an embodiment of the present invention includes an imaging unit 10, a text recognition unit 20, an input unit 30, an image output unit 40, 50, a GPS (Global Positioning System) module 60, and a control unit 70.

The photographing section 10 photographs a subject on which text is printed or displayed to acquire an image, and outputs the obtained image.

The subject may be a normal business card, a diary, or an information technology (IT) device.

The photographing unit 10 may be installed in the main body of the navigation system, but may be provided independently of the navigation system. When the photographing unit 10 is provided independently of the navigation system, the photographing unit 10 can be connected to the navigation system through a wired / wireless communication system. When the photographing unit 10 is independently connected to the navigation system as described above, the photographing unit 10 transmits the photographed image synchronously with the navigation system to the navigation system in real time through the wired / wireless communication method.

For example, the photographing unit 10 may be installed in a smart phone (not shown). In this case, the smart phone may transmit the image photographed by the photographing unit 10 to the navigation system through a wireless communication method.

The text recognition unit 20 recognizes the text in the image photographed by the photographing unit 10. The method of recognizing text in an image can be an image analysis algorithm, that is, a character extraction algorithm using feature extraction of a character or an image, and the present invention is not limited to a specific method.

The input unit 30 receives a user's control command for address management of the navigation system. The input unit 30 may be provided in the form of a touch screen in combination with the image output unit 40 described later.

That is, the user can control various functions through the input unit 30. For example, the user can shoot the subject by controlling the photographing unit 10, or enter and set the guidance information on the address. In addition, the user can register this address and set it as a destination when an address is detected in the image. In addition, the user can select POI (Point Of Interest) symbols or guidance information displayed on the address on the map. The POI symbol and guide information will be described later.

The image output unit 40 displays an image photographed by the photographing unit 10 or displays a map for route guidance in response to a control signal from the control unit 70. At this time, the POI symbol or guidance information . Here, the address is a position on the map corresponding to the recognized address as described above.

In addition, the video output unit 40 outputs various video information according to general functions of the navigation system such as direct navigation, direct search, integrated search, and supplementary service provided from the menu.

As the image output unit 40, an LCD (Liquid Crystal Display) and an OLED (Organic Light Emitting Diode) may be employed.

The voice output unit 50 outputs various voice information corresponding to various functions of the navigation system such as a voice guidance or supplementary service provided in the menu in response to the control signal of the controller 70. [

The GPS module 60 detects three-dimensional position information according to latitude, longitude, and altitude by applying trigonometry to the detected distance information after the vehicle detects the distance information and distance information measured from three or more satellites, Detects the current position continuously in real time, and detects the speed of the vehicle based on the detected current position.

The control unit 70 controls the photographing unit 10 in accordance with a control command input from the input unit 30 to photograph a subject.

An image photographed by the photographing section 10 is input to the text recognizing section 20. The text recognizing section 20 recognizes the text from the image by using a character extracting algorithm or the like using the feature extraction of the boundary of the character or the image .

2 (a) shows an example in which the photographing section 10 photographs an IT device and recognizes text displayed on the IT device. In FIG. 2 (b), the photographing section 10 photographs a business card, An example of recognizing the text printed on the paper is shown.

If the text is recognized by the text recognition unit 20, the control unit 70 detects and registers the address in the text.

In this case, the control unit 70 can automatically set the corresponding address as a destination according to the control command of the user, and can register and store the address without setting the destination. In this case, the control unit 70 directly guides the route to the set destination as described above without directly inputting the guidance key, thereby allowing the user to easily receive the warning to the destination.

When the address is automatically set as the destination, the control unit 70 displays the vehicle on the map according to the current position and the vehicle speed detected through the GPS module 60, and guides the route to the destination.

Here, the map is stored in the map database unit, and the map database unit stores various maps for guiding the travel route. The map includes at least one of a general view image, an aerial view image, a satellite view image, and a road view image, and maps of two or more of these general view images, aerial view images, satellite view images, .

In particular, the map may be downloaded in real time from a server (not shown) in the case of a communication type navigation system. Therefore, the map database portion is omitted in the communication type navigation system. However, the map database part may be stored in advance in the map database part of the navigation system itself.

Also, the controller 70 may set the guidance information at the address according to the control command of the user. The guide information may include an image (card) for each address or identification information guide information for recognizing the address.

As shown in FIG. 3, the control unit 70 may register images and guidance information for each corresponding address according to a user's control command. FIG. 3 shows all six addresses and image and guidance information set for each of these addresses.

Here, the guide information may be directly input on the management menu by the user, but may be detected in the text recognized by the text recognition unit 20. [

Also, the control unit 70 may capture a specific area of the image according to a control command of the user, and may match the captured image with the guidance information.

On the other hand, when the position of the vehicle is displayed on the map as described above (the position of the vehicle is displayed on the map and the route to the destination is guided and the route to the destination is not guided, If there is an address on the map, at least one of the POI symbol or the guidance information is displayed at the address on the map.

4, the controller 70 displays the POI symbol or the guidance information at the corresponding address, so that the user can easily recognize the address near the current position through the POI symbol or the guidance information It can be recognized.

Further, in the case of displaying the position of the vehicle on the map as described above (in the case of displaying the position of the vehicle on the map and guiding the route to the destination and not guiding the route to the destination, The control unit 70 sets the address corresponding to the selected POI symbol or the guidance information as the destination. Thus, the user can easily set the destination around his or her current location.

In addition, when the business card or the like is photographed by the photographing unit 10 and the text is recognized by the text recognition unit 20, the control unit 70 reads the name, mobile phone number, company name, address, .

Next, the control unit 70 displays the information recognized from the newly captured business card, for example, the name, the mobile phone number, the company name, the address, and the e-mail as information recognized from the previously captured business card, When the degree of match between the information recognized from the newly photographed card and the information recognized from the previously photographed card is equal to or greater than the set value, the image is recognized from the previously photographed card Updated information to the information recognized from the newly recognized business card.

In this case, the control unit 70 sets the matching degree of the newly captured business card and the information recognized from the previously captured business card, for example, the name, the mobile phone number, the company name, the address, It can be judged.

In addition, the control unit 70 may determine whether only the name of the business card and the cell phone number match.

On the other hand, when the information recognized from the previously photographed card is updated with the information recognized from the newly recognized card as described above, the control unit 70 displays whether or not to update the information to the user, Update accordingly.

When the information recognized from the previously captured business card is updated to the information recognized from the newly recognized business card, the control unit 70 searches the updated information for the search based on at least one of the name, company name, telephone number, Service and displays the POI symbol or the guidance information at the address on the map of the newly updated business card address so that the user can easily recognize the address near the current position through the POI symbol or the guidance information.

In addition, when the information recognized from the previously captured business card is updated to the information recognized from the newly recognized business card, the controller 70 synchronizes the newly updated information with the portable terminal or the computer of the user via the wired / wireless Internet network The corresponding information described in the terminal or the computer can be newly updated and the address can be stored in a separate database so that it can be used for map production and the like.

Hereinafter, an address management method of a navigation system according to an embodiment of the present invention will be described in detail with reference to FIG. 5 and FIG.

FIG. 5 is a flowchart illustrating a process of recognizing text and setting a destination according to an exemplary embodiment of the present invention. FIG. 6 is a flowchart illustrating a process of setting a destination on a map according to an exemplary embodiment of the present invention.

5, the control unit 70 controls the photographing unit 10 according to a control command of the input unit 30 to photograph an image of a text displayed on a business card, a diary, or an IT device (S110).

Next, the text recognition unit 20 recognizes the text in the image photographed by the photographing unit 10 using the image analysis algorithm (S120). In this process, the image output unit 40 displays the image photographed by the photographing unit 10. [

If the text is recognized by the text recognition unit 20, the control unit 70 detects and registers the address in the text (S130).

If an address is detected from the text, the control unit 70 automatically sets the address as a destination (S140) and guides the route to the destination (S150).

At this time, the controller 70 displays the position of the vehicle on the map and the route to the destination, and displays at least one of the POI symbol or the guidance information at the address on the map if the address exists on the map (S160).

On the other hand, when the address is not automatically set as the destination as described above, the controller 70 can register the guide information using the image or identification information of each address according to the control command of the user. Here, the guide information may be directly input on the management menu by the user, but may be detected in the text recognized by the text recognition unit 20. [

On the other hand, if the destination is not set as described above, the controller 70 displays the position of the vehicle on the map, and if the address exists on the map, the controller 70 displays at least one of the POI symbol or the guidance information (S210).

In this process, the controller 70 determines whether one of the POI symbol or the guidance information is selected (S220). If either the POI symbol or the guidance information is selected as a result of the determination, the controller 70 corresponds to the selected POI symbol or guidance information To the destination (S230).

As described above, the address management apparatus of the navigation system according to the embodiment of the present invention recognizes the text in the photographed image, detects the address, and sets the detected address as the destination so that the user can easily set the destination.

In addition, the address management apparatus of the navigation system according to an embodiment of the present invention displays POI (Point Of Interest) symbols or guidance information on the address on the map to intuitively recognize the set address.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of limitation, I will understand. Accordingly, the true scope of the present invention should be determined by the following claims.

10:
20:
30: Input unit
40: Video output section
50: audio output section
60: GPS module
70:

Claims (16)

A photographing unit;
A text recognition unit for recognizing text in an image photographed by the photographing unit; And
And a controller for detecting and registering information in the text recognized by the text recognition unit.
The apparatus of claim 1, wherein when the address is detected from the text recognized by the text recognition unit, the controller sets the detected address as a destination.
[3] The apparatus of claim 2, wherein the controller displays POI (Point Of Interest) symbols or guidance information on an address on a map.
The navigation system according to claim 3, wherein, when either the POI symbol or the guide information is selected on the map, the controller sets the address corresponding to the selected POI symbol or the guide information as a destination Management device.
4. The navigation system according to claim 3, wherein the guide information includes an image photographed by the photographing unit.
The apparatus of claim 3, wherein the guide information includes identification information for identifying an address.
The apparatus of claim 6, wherein the identification information is input by a user on a management menu.
The apparatus of claim 6, wherein the identification information is detected in text recognized by the text recognition unit.
The apparatus according to claim 1, wherein when the text of the card is recognized by the text recognition unit, the controller compares the information recognized from the newly captured card with the information recognized from the previously captured card, And updates the recognized information from the recognized business card to the information recognized from the newly recognized business card.
10. The navigation system according to claim 9, wherein the control unit determines the degree of matching through at least one of the number of identical characters and the character arrangement order of each of the newly captured business card and the information recognized from the previously captured business card Address management device.
10. The navigation system according to claim 9, wherein the control unit determines the degree of matching based on whether the newly captured business card and the previously captured business card match the name and the mobile phone number, respectively, .
The information processing apparatus according to claim 9, wherein the controller updates at least one of a name, a company name, a telephone number, and an address of a business card after updating the information recognized from the previously captured business card to the information recognized from the newly recognized business card And a search service based on the address information of the navigation system.
The information processing apparatus according to claim 9, wherein, after updating the information recognized from the previously photographed business card to the information recognized from the newly recognized business card, the control unit displays the POI symbol or the guidance information on the address on the map of the newly updated business card address And displays information on the address of the navigation system.
The text recognizing unit recognizing the text in the image photographed by the photographing unit;
The control unit detecting an address in the text recognized by the text recognition unit; And
And the controller sets the address as a destination.
15. The method of claim 14, wherein the controller displays at least one of a POI symbol or guidance information on an address on a map if the address of the pre-stored address exists on the map.
16. The method according to claim 15, wherein the controller determines whether one of the POI symbol or the guide information is selected, and if the POI symbol or the guide information is selected as a result of the determination, And setting an address corresponding to the guidance information as a destination.

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