KR20100065648A - Appratu and method for guiding a vehicle path - Google Patents

Abstract

The present invention relates to an apparatus and a method for guiding a vehicle route, comprising: external storage means for storing starting point and destination information or moving route information through simulation driving, and information stored in the external storage means at the start of driving of the vehicle and the current of the vehicle; After generating the guide information for guiding the route of the vehicle to the destination based on the location information, and providing an apparatus and method comprising a route control means for controlling to output the generated guide information by voice, by providing an external storage medium Because route guidance is performed by using the system, it can be used at low cost, and there is no compatibility problem with the device, and it provides voice guidance, voice, text, and graphs to the destination through car audio device and LCD instead of expensive visual navigation. It is effective.

Description

Apparatus and method for guiding a vehicle path}

The present invention relates to a vehicle route guidance apparatus, and more particularly, to an apparatus and method for storing information necessary for guiding a driving route in an external storage medium and performing guide broadcasting using information stored according to a current position.

In general, navigation is a device mounted on a vehicle to guide the location of the vehicle. The navigation is a location from a plurality of satellites belonging to a Global Positioning System (GPS). Receives a radio wave indicating the longitude, altitude, etc., and displays the current position and moving speed of the vehicle, and the optimal route to the destination or destination set by the driver to provide the driver with various information necessary for driving. Perform.

In general, such a navigation outputs the position of the vehicle on the electronic map by using the position information calculation device for capturing the radio waves transmitted from the GPS satellites and calculating the position information of the vehicle and the position information calculated from the position information calculation device. Or it comprises a vehicle location guide device for providing information about the traveling route of the vehicle.

On the other hand, there are various ways in which the navigation as described above provides an electronic map. In other words, the electronic map is stored and used in a hard disk mounted in a navigation device or a large integrated circuit (IC) chip (NAND-type Flash Memory, etc.) or stored in a CD-ROM, a storage medium separate from the navigation. It is becoming.

In other words, the conventional navigation using the electronic map is a device for navigating a route according to a route by using a display or a speaker when a driver inputs a destination before departure.

However, in the conventional navigation, the navigation is embedded in the electronic map is expensive, and when using the CD-ROM not only costs additional costs, but also the process for connecting the CD-ROM and navigation is inconvenient .

On the other hand, unlike the expensive embedded embedded navigation as described above, turn-by-turn navigation is a low-cost navigation that guides the display such as left turn right turn without a electronic map to the destination through the audio and voice guidance of the vehicle, receiving the data using wireless communication It is used as a method of receiving and guiding data in a method or a telematic method. However, turn-by-turn navigation requires a separate, expensive device such as a wireless data receiver, and can only be used in designated locations or wireless service areas.

An object of the present invention is to solve the conventional problems as described above, by storing the route information for the driving route guidance in the external storage medium to generate a guide broadcast based on the route information stored according to the current position car audio And an apparatus and method for guiding through a display device.

In order to achieve the above object, the vehicle route guidance apparatus according to the present invention, the external storage means for storing the starting and destination information or the movement route information through the simulation driving and stored in the external storage means at the start of driving of the vehicle And a route control means for generating guide information for guiding a route of the vehicle to a destination based on the information present and the current position information of the vehicle, and then outputting the generated guide information by voice.

In addition, the vehicle route guidance method according to the present invention, the step of storing the starting point and destination information or the movement route information through the simulated driving before the driving of the vehicle, receiving the position information of the current vehicle at the start of driving of the vehicle, Generating guide information for guiding a route of the vehicle to a destination based on the stored information and location information of the vehicle and outputting the generated guide information in at least one of a voice, text, and graphic form; do.

As described above, according to the vehicle route guidance apparatus and method according to the present invention, since the route guidance using the external storage medium can be used at low cost, there is no compatibility problem with the device, expensive visual navigation Instead, the car audio device and LCD provide route guidance to the destination via voice, text, and graphs.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. In addition, in describing this invention, the same code | symbol is attached | subjected and the repeated description is abbreviate | omitted.

1 is a block diagram schematically showing the configuration of a vehicle route guidance apparatus according to an embodiment of the present invention.

Referring to FIG. 1, the vehicle route guidance apparatus according to the present invention includes a location information receiver 110, an external storage medium 120, an interface unit 130, a car audio 140, a display 150, and a path controller 160. ).

The location information receiving unit 110 calculates location information of the vehicle 20 by using a location-based service, and performs a function of calculating location information of the vehicle by capturing radio waves transmitted from a GPS satellite. That is, the location information receiving unit 110 is a device for calculating the absolute position of the vehicle, for example, performs a function of calculating the longitude coordinates and latitude coordinates, etc. in which the vehicle is located.

The external storage medium 120 is used to store the starting and destination information or the movement route information through the simulation driving, and may be configured as an integrated circuit (IC) or a hard disk, and may include a USB memory, an external disk drive, Communication with the path controller 160 is performed using a portable storage medium such as a video disk drive (VDD), a DVR, a DVD, or the like. At this time, the movement path information includes main facility information on the movement path and departure return information for returning to the normal path when the position is separated.

The interface unit 130 transmits and receives data between the external storage medium 120 and the path control unit 160, and is composed of a wireless module such as an infrared receiving module or an RF receiving module from the external storage medium 120 over the air. Data may be provided.

Car audio 140 is basically a device that performs the audio function of the vehicle, the audio is referred to in the present invention, a variety of media such as radio, DMB, DVD, MP3, CD, tape and the like and information output through the media I speak. On the other hand, the configuration for the audio function can be applied to the technology currently used in general as it is, below, the configuration and functions related to the audio function is omitted.

The display 150 is for displaying the equalizer function and guide information of the audio by text, and means a small sized output window composed of an LCD or a PDP for outputting an audio channel, a file name, an equalizer, and the like.

The route control unit 160 generates guide information for guiding a route of the vehicle to a destination based on route information stored in the external storage medium 120 and current position information of the vehicle at the start of driving of the vehicle, and then generates the generated guide information. Controls to output one guide information by voice. At this time, the path controller 160 controls the car audio 140 to output the guidance broadcast only to the speaker of the driver side when the audio is being listened to during the driving route guidance, and outputs the audio level to the speaker of the passenger side. To adjust the output.

In addition, the path controller 160 generates and outputs guide information for guiding the vehicle to a normal path when the route is departed from the path according to the guide information.

Referring to the accompanying drawings, the operation process according to the embodiment of the present invention configured as described above is as follows.

2 is a flowchart illustrating a vehicle route guide process according to an embodiment of the present invention, and FIG. 3 is a diagram illustrating a vehicle route guide process using information of an external storage medium according to an embodiment of the present invention.

Referring to FIGS. 2 and 3, first, before starting of a vehicle, starting and destination information or moving route information through simulation driving are stored in the external storage medium 120 through a computer or the like (S210). That is, the driver stores in the external storage medium 120 through an electronic map service such as a computer, a PDA, a mobile communication terminal. In this case, the information stored in the external storage medium 120 may include the main facility information between the movement route and the path, the departure return information, etc., the data type of the stored information is the capacity and operation of the external storage medium 120 It depends on the setting value of the former environment variable.

When the driver who secures the map information from the starting point to the destination by performing the step S210 connects the external storage medium 120 to the interface 130 and starts driving of the vehicle, the location information receiving unit 110 Receive location information of the current vehicle (S220). At this time, the location information receiving unit 110 grasps the current location information of the vehicle through the GPS satellites in the same manner as the conventional method, and the location information is wireless, such as wired communication or Bluetooth, using the vehicle's wire harness method. It is transmitted to the path control unit 160 using a communication method.

On the other hand, since the car audio 140 basically functions as audio of the vehicle, the car audio 140 may perform a function of outputting audio while the vehicle route guidance operation is not performed or simultaneously with the guidance operation.

That is, while determining whether the car audio 140 functions as audio (S230) and outputting various music or voices to the speaker, the path controller 160 inquires the path information stored in the external storage medium 120. On the other hand, by comparing and calculating the position information of the vehicle to generate the guide information for the direction to move the vehicle (S240). At this time, the path control unit 160 uses the map information stored in the external storage medium 120 and the current location information of the vehicle transmitted from the location information receiving unit 110, so that the vehicle goes straight from the current location to the destination. The guide information on whether to reverse, turn left, turn right, etc. will be generated.

When the guide information to be output in step S240 is generated, the guide broadcast is output only to the speaker on the driver's side, and the output level of the listening audio is adjusted and output to the speaker on the passenger's side (S250). Of course, according to the driver's setting, only the guide information can be output while the music of the audio is paused for a while. In this case, the path controller 160 may display the direction of movement through a display 150 such as an LCD or the like, or indicate an indication direction through an arrow, and display the main starting point on the LCD to correspond to the driver. Deliver the matter.

If the car audio 140 does not perform an audio function, guide information is generated in the same manner as step S240 and output through the car audio 140 (S260).

Subsequently, when it is determined in step S250 or S260 that the vehicle is out of the route position while guiding the vehicle route (S270), when the vehicle is out of the position stored in the external storage medium 120, the route control unit 160 is normal. By using the escape return information for the return of the path to generate and output the return guide information for inducing the vehicle to return to the original vehicle path (S280, S290).

On the other hand, when a plurality of destinations are input, the path controller 160 outputs route information, for example, address information, destination building information, and person information, for a plurality of destinations stored in the external storage medium 120. This allows the driver to choose the order of destination guidance.

In addition, when the driver wants to return to the starting point from the destination, the path control unit 160 may guide the route of the vehicle in reverse order of the starting point and the destination.

As mentioned above, although the invention made by this inventor was demonstrated concretely according to the said Example, this invention is not limited to the said Example and can be variously changed in the range which does not deviate from the summary.

1 is a block diagram schematically showing the configuration of a vehicle route guidance apparatus according to an embodiment of the present invention.

2 is a flowchart illustrating a vehicle route guidance process according to an embodiment of the present invention.

3 is a view showing a vehicle route guidance process using information of an external storage medium according to an embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

110: location information receiving unit 120: external storage medium

130: interface unit 140: car audio

150: display 160: path control unit

Claims (10)

External storage means for storing the starting and destination information or the movement route information through the simulation driving; After generating the guide information for guiding the route of the vehicle to the destination based on the information stored in the external storage means and the current location information of the vehicle at the start of driving of the vehicle, and controls to output the generated guide information by voice Vehicle route guidance device comprising a route control means. The method of claim 1, A location information receiver mounted on the vehicle and receiving location information of the vehicle from a GPS satellite; Interface unit for transmitting and receiving data with the external storage means; The vehicle route guidance device further comprises a car audio for outputting audio-related information and information related to the vehicle route guidance. The method of claim 1, The movement route information of the external storage means further includes the main facility information on the movement route, the departure return information for returning to the normal route when the position is separated. The method of claim 1, wherein the path control means The vehicle route guidance device, if the audio is listening during the driving route guidance, to output the guidance broadcast only to the speaker of the driver side, and to control the output level of the audio being listened to the speaker of the occupant side. The method of claim 1, The external storage means is a vehicle route guidance device of any one of a USB memory, an external disk drive, a video disk drive (VDD), DVR, DVD. The method of claim 1, And a display for outputting the generated guide information in text or graphics. Storing the starting point and destination information or the movement route information through the simulation driving before driving the vehicle; Receiving location information of a current vehicle at the start of driving of the vehicle; Generating guide information for guiding a route of the vehicle to a destination based on the stored information and location information of the vehicle; and And outputting the generated guide information in at least one of voice, text, and graphics. The method of claim 7, wherein outputting the guide information, Outputting the announcement only to the speaker of the driver when the audio is being listened to during the driving route; and And adjusting the output level of the audio being listened to and outputting the speaker to a speaker on a passenger's side. The method of claim 7, wherein the generating of the guide information And generating and outputting guide information for guiding the vehicle to a normal path when the route is separated according to the guide information. The method of claim 7, wherein the movement path information is Vehicle facility guidance method comprising the main facility information on the movement route, the departure return information for returning to the normal route when the position deviation.

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