KR20070056525A - Navigation apparatus for providing road guide information by local dialect and method thereof - Google Patents

Abstract

A navigation apparatus and method for providing road guide information in local dialect are provided to automatically notify a driver that the vehicle has entered a new region by guiding a course through a local dialect voice reflecting language characteristic of the region. In a navigation apparatus for providing road guide information in local dialect, there is provided a GPS(Global Positioning System) receiving unit(100) for receiving a position information signal from a GPS satellite. A region identifying information is stored in a guide data storage unit(106). A guide voice storage unit(112) stores voice guide messages for the objects to be guided in the region as a local dialect of the region. A voice processing unit(108) processes the input voice data and outputs the result through a speaker(110). A control unit(102) confirms the region where the vehicle is located through the position information signal of the GPS receiving unit and the data stored in the guide voice storage unit, and outputs the voice guide message in dialect of the confirmed region to the voice processing unit.

Description

Navigation apparatus for providing road guide information by local dialect and method

1 is a block diagram of a navigation device according to the present invention;

2 is a flowchart illustrating a method of providing road guidance information according to a first embodiment of the present invention;

3 is a flowchart illustrating a method of providing road guidance information according to a second preferred embodiment of the present invention.

* Explanation of symbols for main parts of the drawings

100: GPS receiver 102: control unit

104: sensor unit 106: guide data storage unit

112: guide voice storage

The present invention relates to a navigation device and a method for providing road guidance information in a local dialect.

In general, a navigation system of a moving object detects a current position of the moving object by comparing and calculating position information regarding latitude, longitude, and altitude received from a GPS (Global Positioning System) satellite, and an output signal of a standalone sensor provided in the moving object.

The satellite navigation system of the mobile unit provides the driver with the current position, direction of travel, and various convenience information through the A / V system (Audio / Visual System) provided in the mobile unit.

Global Positioning System (GPS) is a global positioning system developed by the US Department of Defense, and a plurality of GPS satellites are arranged on each of six circular orbits having an inclination angle of 55 °. Each of them moves with a period of about 12 hours, and transmits its own navigation message, and the GPS receiver receives the location information signals from at least four GPS satellites among the plurality of GPS satellites, and between the GPS satellites and itself. It detects the distance and the position vector of GPS satellite and calculates its own position vector.

The navigation device having a GPS receiver maps its own position coordinates calculated from the GPS receiver onto map data and displays the map, and provides an additional service to inform the user of the shortest route from the current location on the map data to the user's destination. Providing a service.

Therefore, users can easily navigate to their destinations by carrying such a navigation device, and in particular, the navigation device provides a voice guidance service so that the driver can get directions to the destination more conveniently. have.

However, since the voice guidance provided by the navigation device has the same tone, and the voice also has a constant intonation and tone, the voice guidance provided by the navigation device may be bored and hard when the driver travels a long distance.

Therefore, an object of the present invention is to provide a navigation apparatus and method for providing road guidance information in a dialect of an area according to an area in which a moving object is located.

In order to achieve the above object, a navigation device for providing road guidance information according to the present invention includes a GPS receiver for receiving a location information signal transmitted by a GPS satellite; A guide data storage for storing regional classification information; A guide voice storage unit for storing voice guide messages for guide targets existing in regions for each region; A voice processor configured to process input voice data and output the same to a speaker; And confirming an area where the moving object is located through the location information signal of the GPS receiver and the data stored in the guide data storage unit, and obtaining a voice guidance message of the identified local dialect from the guide voice storage unit. It comprises a control unit for outputting.

According to the present invention, the sensor unit for sensing the driving information signal of the moving object further includes, wherein the control unit detects the location of the moving object by the position information signal of the GPS receiver and the driving information signal of the sensor to identify the region Characterized in that.

The method for providing road guidance information according to the first embodiment of the present invention includes the steps of: a navigation device, when the vehicle moves, identifying an area in which the vehicle is located; And outputting a voice guidance message in the identified dialect of the region.

Here, the voice guidance message output is to search for a guide target in front of the moving object of the moving object, and outputs the voice guide message for the guide target in the dialect of the identified area when the searched guide target is located within a set distance. Characterized in that.

According to a second aspect of the present invention, there is provided a method of providing road guidance information, comprising: searching, by a navigation device, a movement route from a starting point of a moving object to a destination; Identifying an area where the moving object is located when the moving object moves along the searched moving path; And outputting a voice guidance message in the identified dialect of the region.

Here, the voice guidance message output is characterized by outputting a voice guidance message for the guidance target in the dialect of the identified area when a predetermined guidance object located on the movement path exists within a set distance.

In the method for providing road guidance information according to the first and second embodiments of the present invention, the area confirmation of the location of the moving object is performed by detecting the location of the moving object by the location information signal received by the GPS receiver. Check it.

Hereinafter, with reference to the accompanying drawings will be described the present invention in more detail. However, in describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, a detailed description thereof will be omitted.

1 is a block diagram of a navigation device according to the present invention, as shown in the drawing, a navigation device according to the present invention includes a GPS receiver 100, a sensor unit 104, a guide data storage unit 106, The guide voice storage unit 112, the voice processing unit 108, and the control unit 102 is configured.

Looking at, the GPS receiver 100 receives the position information signal transmitted by the GPS satellites, the sensor unit 104 detects the driving information signal of the moving object.

The sensor unit 104 includes a gyroscope capable of detecting horizontal movement variation of the moving body according to the ground state, a speed sensor detecting the speed of the moving body, and an inclinometer sensor detecting the inclination of the ground. It is possible to calculate the exact position coordinates of the moving object on the running ground road.

The guide data storage unit 106 stores regional classification information and guide target location information. Here, regional classification information is information about the area where each region is located.

The guide voice storage unit 112 is divided into a plurality of areas, and stores voice guide messages for guide targets existing in regions for each region as dialects of a corresponding region.

Examples of the guide may include an intersection, an underground road, a specific building, an overpass, or a highway entrance / exit road in front of the moving object.

The voice processor 108 processes the input voice data and outputs the received voice data to the speaker 110.

The control unit 102 calculates the absolute position information and the actual driving information of the moving object using the position information signal and the traveling information signal of the moving object obtained through the GPS receiver 100 and the sensor unit 104, and according to the calculation result of the moving object. Calculate the position coordinates. Then, the area to which the calculated position coordinates of the moving object belongs is determined through the area classification information stored in the guide data storage unit 106.

The controller 102 determines a region in which the moving object is currently located, and then loads the voice guidance message for the guide object stored in the dialect of the region from the guide voice storage 112.

When the predetermined guide object is located within the traveling front set distance of the moving object, the voice guide message for the guide object is output to the speaker 110 through the voice processor 108.

Accordingly, the guide voice message output from the speaker 110 is a voice signal stored in the dialect of the region where the moving object is located, and provides the driver with a road guide according to the language characteristics of the region.

On the other hand, the control unit 102 may be configured to determine a region located adjacent to the set within the set distance based on the calculated position coordinates of the moving object, and to output a voice guidance message in the dialect of the adjacent region, accordingly It is possible to determine in advance the area to which the moving object is to be outputted as a voice guidance message in the dialect of the moving area.

Since the navigation device illustrated in FIG. 1 is a configuration of an embodiment for providing a driver with a guide voice reflecting the linguistic features of the area according to the location of the moving object, the voice synthesizer is not a voice message in which the guide voice is stored in advance. It may be configured to be provided through.

In general, speech synthesis is based on a phonetic symbol (phoneme) representing the content of the pronunciation, a time series pattern (base frequency pattern) of pitch, which is a physical measure of speech intonation, and the length and intensity (phoneme intensity) of each phoneme. A technique for generating waveforms.

Hereinafter, a basic frequency pattern, phoneme length and phoneme intensity, and a phoneme symbol will be referred to as rhyme data. The navigation device according to the present invention corresponds to a guide message and a structure of the guide message for each region. After storing one rhyme data as a database, speech synthesis may be performed using guide messages and rhyme data corresponding to the area where the moving object is located, so that voices reflecting local language features may be output.

FIG. 2 is a flowchart illustrating a method of providing road guidance information according to a first embodiment of the present invention. In order to provide road guidance information according to the present invention, a navigation apparatus is provided for a guide object located in each area. Voice guidance messages are stored in the dialect of the region.

The navigation device 200 determines the location of the moving object when the vehicle moves, and identifies the area where the current moving object is located through the pre-stored area classification information (202).

In addition, a voice guidance message for a previously stored guide object is loaded in the dialect of the area where the current moving object is located (204), and the search target is searched in front of the driving object of the moving object (206), and the searched guide object is set. When located within a distance to output the voice guidance message for the guide object to the speaker 110 to provide a road guidance service in the dialect of the area where the current moving object is located (208, 210).

On the other hand, as a result of checking the area in which the moving object is located, the navigation device loads a voice guidance message for the guide object previously stored in the dialect of the changed area when the location is changed (212, 214).

As described above, in the changed area, the guide object is searched in front of the driving body of the moving object (206), and when the searched guide object is located within the set distance, the voice guide message for the guide object is transmitted to the speaker 110. Outputs it (208,210).

When the moving object stops running, the road guidance ends (216).

3 is a flowchart illustrating a method of providing road guidance information according to a second preferred embodiment of the present invention. In order to provide road guidance information according to the present invention, a navigation apparatus is provided for a guide object located in each area. Voice guidance messages are stored in the dialect of the region.

The navigation apparatus loads pre-stored map data based on the input source coordinates and the destination coordinates (300, 302), and searches the optimal movement path from the source coordinates to the destination coordinates (304) through the loaded map data.

Here, the pre-stored map data includes regional classification information and guide target location information, and the regional classification information is information on an area where each region is located.

The starting point coordinates input to the navigation device may be position coordinates of the moving object detected by the reception signal of the GPS receiver 200 or position coordinates input by the user through a command input unit (not shown).

 The navigation apparatus determines the position coordinates of the moving object traveling through the received GPS signal, and checks the region where the moving object is currently located through the map data (306).

And by loading the voice guidance message for the guide object previously stored in the dialect of the area where the current moving object is located (308), if the predetermined guide object located on the moving path of the moving object exists within the set distance to the guide object The voice guidance message is output to the speaker 110 to provide a road guidance service in the dialect of the area where the mobile body is currently located (310,312).

On the other hand, as a result of confirming the area in which the moving object is located, the navigation device loads voice guidance messages for the guide objects previously stored in the dialect of the changed area when the location is changed (314, 318).

As described above, when the moving object travels along the moving path in the changed area, and the predetermined guide object located on the path exists within the set distance, the voice guide message for the guide object loaded is speaker 110. And outputs it to (310,312).

When the moving object reaches the destination, the road guidance ends (316).

Accordingly, according to the present invention, it is possible not only to provide a function of guiding the road with a voice reflecting the characteristics of the local language, but also to additionally perform a notification function to notify the driver that the area in which the moving object is currently moved. There is a number.

On the other hand, in the embodiment shown in Figures 2 and 3, although the navigation device checks the current location in the position coordinates of the moving object, and provides a voice guidance message in the dialect of the confirmed area, the position coordinates of the moving object After determining a region located adjacent to the set distance based on the reference, it may be configured to output a voice guidance message in the dialect of the adjacent region located. Accordingly, it is possible to provide a voice guidance message in the dialect of the region to which the moving object moves in advance.

Although the present invention has been described in detail with reference to exemplary embodiments above, those skilled in the art to which the present invention pertains can make various modifications to the above-described embodiments without departing from the scope of the present invention. I will understand. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined by the claims below and equivalents thereof.

According to the present invention, it is possible to determine a region in which a moving object is located and to provide a voice guidance message reflecting language features of the region.

Accordingly, when the driver travels a long distance, the driver does not feel bored and hard about the guidance voice provided from the navigation device.

In addition, the present invention can additionally perform a notification function that can automatically inform the driver that the current moving area is changed by guiding the road with a voice reflecting the language feature of the area according to the area where the moving object is located. have.

Claims (7)

A GPS receiver for receiving a location information signal transmitted by a GPS satellite; A guide data storage for storing regional classification information; A guide voice storage unit for storing voice guide messages for guide targets existing in regions for each region; A voice processor configured to process input voice data and output the same to a speaker; And The location information signal of the GPS receiver and the data stored in the guide data storage unit identify the area where the moving object is located, and obtain the voice guidance message of the confirmed local dialect from the guide voice storage unit and output it to the voice processing unit. A navigation device for providing road guidance information in a local dialect comprising a control unit. The method of claim 1, Further comprising: a sensor unit for detecting the driving information signal of the moving body, And the control unit detects the location of the moving object by using the position information signal of the GPS receiver and the driving information signal of the sensor to identify an area. Determining, by the navigation apparatus, an area in which the moving object is located when the moving object is driven; And And outputting a voice guidance message in the identified dialect of the region. The method of claim 3, wherein The voice guidance message output, The local dialect, characterized in that to search for a guide target in front of the moving object, and outputs a voice guidance message for the guide target in the dialect of the identified area when the searched guide target is located within a set distance. How to provide directions. Searching, by the navigation device, a movement route from the starting point of the moving object to the destination; Identifying an area where the moving object is located when the moving object moves along the searched moving path; And And outputting a voice guidance message in the identified dialect of the region. The method of claim 5, The voice guidance message output, And outputting a voice guidance message for the guide object in the dialect of the identified area when a predetermined guide object located on the movement path exists within a predetermined distance. The method according to claim 3 or 5, Checking the area where the moving object is located A method for providing road guidance information in a local dialect, characterized in that for detecting a location by detecting a location of the moving object with a location information signal received by a GPS receiver.

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