KR101302365B1 - Navigation device and method for controlling of the same - Google Patents

Abstract

A navigation device and a control method thereof are disclosed. The navigation device according to an embodiment of the present invention may form a communication link with at least one external device. At least one external device linked through the communication link as a turn point is recognized within a predetermined distance from a current position in a situation where a predetermined event is executed, not a route guidance service, through the front of the display unit. The route guidance service may be provided through an electronic device.

Description

NAVIGATION DEVICE AND METHOD FOR CONTROLLING OF THE SAME}

The present invention relates to a navigation device and a control method thereof, which can efficiently provide a navigation service through an external device.

In general, a navigation device receives respective position signals and absolute time signals from a plurality of Global Positioning System (GPS) satellites, calculates its position from each position signal of GPS satellites, and calculates the calculated position. Is a system that finds the best route to the destination entered by the user and performs route guidance.

Meanwhile, recently, a portable terminal can access a wireless Internet, and the first device may be connected to the second device through short-range communication to perform data communication.

In addition, the navigation device may also be linked with other external devices to perform a navigation service more efficiently.

The present invention is to provide a navigation device and a control method of the navigation device that can be linked to an external device, the navigation service can be performed more efficiently through the external device.

In addition, an object of the present invention is to provide a navigation device and a control method of the navigation device to enable more efficient multi-tasking through the navigation device.

The technical objects to be achieved by the present invention are not limited to the technical problems mentioned above. In addition, other technical problems to be achieved by the present invention will be clearly understood by those skilled in the art from the following description.

The navigation device according to an aspect of the present invention forms a communication link with at least one external electronic device through a communication unit and the communication unit, and executes a first event for guiding a preset route and a second event not related to the route guidance. However, as the turn point is recognized within a predetermined distance from the current position, the controller may include a control unit for transmitting the TBT information related to the turn point to the at least one external electronic device.

The communication unit may include a short range communication module.

The at least one external electronic device may be tethered to the navigation device through the short range communication module.

The navigation device may further include a display configured to display information related to the first event and the second event.

The controller may transmit the TBT information to the at least one external electronic device as the turn point is recognized while displaying information related to the second event through the entire surface of the display unit.

The TBT information may include at least one of distance information from the current location to the turn point, direction information at the turn point, name of the turn point, direction information, intersection information, and safe driving information.

The controller may transmit a control signal to the at least one external electronic device so that the TBT information displayed on the external electronic device is displayed according to the distance information included in the TBT information.

The second event may include a task of playing at least one of broadcast data and multimedia data.

The at least one external electronic device may include a portable terminal.

The control unit may provide the TBT information to the display unit as a signal indicating that the portable terminal is executing a specific event is received.

The specific event may include at least one of transmission and reception of a call, transmission and reception of a message, and execution of a predetermined application.

According to another aspect of the present invention, a method of controlling a navigation device includes: forming a communication link with at least one external electronic device through a communication unit; Executing a first event for guiding a preset route and a second event not related to the route guidance; And transmitting the TBT information related to the turn point to the at least one external electronic device as the turn point is recognized within a predetermined distance from the current position.

The details of other embodiments are included in the detailed description and drawings.

According to the navigation apparatus and the control method of the navigation apparatus according to an embodiment of the present invention has the following effects.

According to the present invention, the navigation service can be more efficiently performed by interworking with an external device.

In addition, according to the present invention, it is possible to perform a more efficient multi-tasking through the navigation device.

1 illustrates a system that may implement the navigation device control method described herein.
2 is a block diagram of a navigation device according to an embodiment of the present invention.
3 is a block diagram of an external electronic device interlocked with a navigation device according to an embodiment of the present invention.
4 is a flowchart illustrating a navigation device control method according to an embodiment of the present invention.
FIG. 5 is a flowchart illustrating a method of controlling the navigation device illustrated in FIG. 4 through a navigation device linked to a portable terminal according to an embodiment.
6 is an exemplary screen in which TBT (Trun By Turn) information is provided through a navigation device.
FIG. 7 illustrates an example in which TBT information is provided according to the navigation device control method illustrated in FIGS. 4 to 5.
8 illustrates an example in which TBT information is provided through a mobile terminal interworking with a navigation device according to an embodiment of the present invention.
9 illustrates an exemplary user interface for selecting items of TBT information provided through a navigation device control method according to an embodiment of the present invention.
10 to 11 illustrate an example in which TBT information is provided according to a navigation device control method according to an embodiment of the present invention.
12 is a flowchart illustrating a navigation device control method according to an embodiment of the present invention.
FIG. 13 shows an example in which TBT information is provided according to the embodiment shown in FIG. 12.
14 illustrates an exemplary environment in which a navigation device control method according to an embodiment of the present invention is implemented.
15 is a flowchart illustrating a navigation device control method according to an embodiment of the present invention.
FIG. 16 is a diagram for describing the exemplary embodiment shown in FIG. 15.

The foregoing objects, features and advantages of the present invention will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Like numbers refer to like elements throughout. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

Hereinafter, a mobile terminal related to the present invention will be described in detail with reference to the drawings. The suffix "module" and " part "for the components 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, embodiments of the present invention will be described with reference to the accompanying drawings.

1 illustrates a system that may implement the navigation device control method described herein.

Referring to FIG. 1, according to an embodiment, the system may include a navigation device 100 and at least one external electronic device 200a, 200b, 200c.

The at least one external electronic device may include a mobile terminal 200a, a tablet PC 200b, a notebook computer 200c, and the present invention is not limited thereto.

In the present specification, the external electronic device that can be linked to the navigation device includes a mobile phone, a smart phone, a notebook computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), a navigation terminal, and the like. May be included.

The at least one external electronic device 200a, 200b, 200c may form a communication link with the navigation device 100.

The navigation device 100 may form a communication link with the at least one external electronic device 200a, 200b, 200c in a tethering manner.

The navigation device 100 may share various services performed by the navigation device 100 with at least one external electronic device 200a, 200b, 200c connected through the communication link. For example, the navigation device 100 may share TBT (Turn By Turn) information with the at least one external electronic device 200a, 200b, 200c.

Meanwhile, the navigation device 100 may share different information with a plurality of external electronic devices. As the predetermined event occurs, the navigation device 100 transmits first information to the first external electronic device 200a, transmits second information to the second external electronic device 200b, and third external electronic device. The third information may be transmitted to 200c.

The navigation device 100 may efficiently perform a multitasking operation through a plurality of external electronic devices 200a, 200b, and 200c connected through the communication link.

Hereinafter, the mobile terminal corresponding to the reference number 200a among the plurality of external electronic devices 200a, 200b, and 200c will be described on the assumption that the reference number is the external electronic device 200.

2 is a block diagram of a navigation device according to an embodiment of the present invention. First, in the present embodiment, it is assumed that the navigation device 100 is mounted on a vehicle.

Referring to FIG. 2, the navigation device 100 according to an embodiment includes a wireless communication unit 110, a location information processing unit 120, a storage unit 130, an input unit 140, a display unit 150, and a camera 160. ), An audio processor 170, an interface unit 191, and a power supply unit 192. The components shown in FIG. 2 are not essential, and a mobile terminal having more or fewer components may be implemented.

Hereinafter, the components will be described in order.

The wireless communication unit 110 may include a broadcast receiving module 111 and a short range communication module 112.

The broadcast receiving module 111 may receive a broadcast signal and / or broadcast related information from an external broadcast management server through a broadcast channel.

The broadcast channel may include a satellite channel and a terrestrial channel. The broadcast management server may refer to a server that generates and transmits a broadcast signal and / or broadcast related information or a server that receives a pre-generated broadcast signal and / or broadcast related information and transmits the same to the navigation device 100. The broadcast signal may include a TV broadcast signal, a radio broadcast signal, a data broadcast signal, and a broadcast signal in which a data broadcast signal is combined with a TV broadcast signal or a radio broadcast signal.

The broadcast-related information may refer to a broadcast channel, a broadcast program, or information related to a broadcast service provider. The broadcast related information may also be provided through a mobile communication network.

The broadcast related information may exist in various forms. For example, it may exist in the form of Electronic Program Guide (EPG) of Digital Multimedia Broadcasting (DMB) or Electronic Service Guide (ESG) of Digital Video Broadcast-Handheld (DVB-H).

The broadcast receiving module 111 receives a broadcast signal using various broadcasting systems, in particular, Digital Multimedia Broadcasting-Terrestrial (DMB-T), Digital Multimedia Broadcasting-Satellite (DMB-S), and Media Forward Link Only (MediaFLO). ), Digital broadcast signals may be received using digital broadcasting systems such as DVB-H (Digital Video Broadcast-Handheld) and ISDB-T (Integrated Services Digital Broadcast-Terrestrial). Of course, the broadcast receiving module 111 may be adapted to other broadcasting systems that provide broadcast signals as well as the digital broadcasting system described above.

The broadcast signal and / or broadcast related information received through the broadcast receiving module 111 may be stored in the storage 130.

The short-range communication module 112 refers to a module for short-range communication. Bluetooth, radio frequency identification (RFID), infrared data association (IrDA), ultra wideband (UWB), ZigBee, and the like can be used as the short distance communication technology.

Meanwhile, the navigation device 100 according to an embodiment of the present invention performs tethering with at least one external electronic device 200a, 200b, or 200c through a Bluetooth wireless technology or a USB cable. Can be connected via.

Tethering is a technology that allows other devices to access the Internet using a device with Internet access. At this time, a device that can access the Internet acts as a modem of another device. According to an embodiment of the present invention, a mobile terminal (refer to FIG. 1, as an example of an external electronic device, a reference numeral 200 as a mobile terminal or a mobile terminal) is provided to the navigation device 100 through the tethering connection. Can act as a modem Accordingly, the navigation device 100 can access the wireless Internet through the mobile terminal 200 and perform data communication with the mobile terminal 200.

The location information processor 120 may be connected to the GPS receiver 123 and the sensor unit 125.

The GPS receiver 123 may receive radio waves from a plurality of satellites belonging to the GPS and output a pseudo coordinate value for the current position. The GPS receiver 123 calculates information about a distance at which a point (object) is separated from three or more satellites and information about a time at which the distance information is measured, and then applies a triangulation method to the calculated distance information. In one hour, three-dimensional position information according to latitude, longitude, and altitude of one point (object) may be calculated. Further, a method of calculating position and time information using three satellites and correcting the error of the calculated position and time information using another satellite is also used. The GPS module continuously calculates the current position in real time, and calculates velocity information using the current position.

The sensor unit 125 may include a speed and gyro sensor for detecting the speed and the rotation angle. In addition to the speed and gyro sensor, an acceleration sensor or the like may be provided. The sensor unit 125 may detect a speed and a rotation angle of the vehicle and output rotation angle information and speed information corresponding thereto.

The location information processor 120 may receive the outputs of the GPS receiver 123 and the sensor 125 to derive current location information. That is, the position information processing unit 120 may obtain a pseudo position value for calculating a current pseudo position of the vehicle based on the rotation angle and the speed of the vehicle.

In addition, the position information processor 120 uses the pseudo position value calculated in response to the input of the pseudo coordinate value of the current position transmitted from the GPS receiver 123 and the position information using the pseudo coordinate value of the GPS receiver 123 input. You can output Such position information can be output by correcting the error. For example, when the cumulative error of the rotation angle and the speed information output from the sensor unit 125 is small, the calculated value may be followed. When the cumulative error is large, the cumulative error may be corrected by the value output from the GPS receiver 123. . The location information processor 120 operating as described above may calculate driving information such as the speed and the moving direction of the vehicle as well as the current location of the vehicle. Location information related to these various navigation is transmitted to the controller 180.

The storage unit 130 may store a program for operating the navigation device 100, and may include a storage medium for storing input / output data. The storage unit 130 may include a map information storage module 135. The map information storage module 130 stores map information. The storage unit 130 may provide map information and additional data at the request of the controller 180. The additional data may include image and voice guidance data related to TBT (Turn By Turn) information.

The storage unit 160 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD memory) (Random Access Memory), SRAM (Static Random Access Memory), ROM (Read Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), PROM A disk, and / or an optical disk. The navigation device 100 may operate in association with a web storage that performs a storage function of the storage unit 130 on the Internet.

The input unit 140 may include a plurality of function keys for commanding the performance of the navigation device 100. These function keys can be used to provide an interface to the user. That is, the input unit 140 transmits the input key signal to the controller 180 to perform a function accordingly.

The display unit 150 displays and outputs information processed by the navigation device 100. For example, a user interface (UI) or a graphic user interface (GUI) associated with the navigation device 100 is displayed. The display unit 150 may include a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT-LCD), an organic light-emitting diode (OLED), and a flexible display (LCD). It may be at least one of a flexible display, a 3D display.

When the display unit 150 and a sensor for detecting a touch operation (hereinafter, referred to as a “touch sensor”) form a mutual layer structure (hereinafter, abbreviated as “touch screen”), the display unit 150 is an output device. It can also be used as an input device. The touch sensor may have the form of, for example, a touch film, a touch sheet, a touch pad, or the like.

The touch sensor may be configured to convert a change in pressure applied to a specific portion of the display unit 150 or capacitance generated at a specific portion of the display unit 150 into an electrical input signal. The touch sensor can be configured to detect not only the position and area to be touched but also the pressure at the time of touch.

If there is a touch input to the touch sensor, the corresponding signal (s) is sent to the touch controller. The touch controller processes the signal (s) and transmits the corresponding data to the controller 180. As a result, the controller 180 can know which area of the display unit 150 has been touched.

The camera unit 160 is to provide a camera function. The navigation device 100 according to an embodiment of the present invention may be a black box integrated type, and thus the navigation device 100 may include a camera. In addition, the navigation device 100 may include a camera connected to a wire to be provided at a specific part of the vehicle.

The camera unit 160 may include a camera (not shown), a signal processing device (not shown), and an image processing device (not shown). The camera may capture a still image or a moving image, and may include a camera sensor that converts the photographed optical signal into an electrical signal. Here, it is preferable that the camera sensor uses a CCD sensor. The signal processing apparatus may convert an analog video signal output from the camera into a digital video signal. Here, the signal processing device is preferably implemented by a digital signal process (DSP). The image processing apparatus may perform a function of generating screen information for displaying a video signal output from the signal processing apparatus. The image processing apparatus may transmit a video signal received under the control of the controller 180 in accordance with the standard of the display unit 150, and may perform a function of compressing or decompressing the video signal.

The audio processor 170 may reproduce the voice signal output from the controller 180 or transmit an analog signal such as a voice input from the microphone MIC to the controller 180. This can be done using a converter. In more detail, the audio processor 170 may convert the audio processor 170 into an audible sound through the speaker SPK under the control of the controller 180 and output the audible sound. In addition, the voice / sound received from the microphone MIC may be converted into a digital signal and transmitted to the controller 180.

The controller 180 may control the overall operation of the navigation device 100. Controlling the overall operation of the navigation device 100 may be configured in hardware or in software. When configured in software, such a program may be stored in the storage 130. It may also include RAM for temporarily storing data processed during such an operation.

The controller 180 may read out map information of the surrounding area from the map storage module 135 of the storage 130 based on the location information output from the location information processor 120 and display the map information on the display 150. have. In addition to the map information, the movement trajectory and the TBT information can be displayed together.

The TBT information may include a distance from a current position to a turn point, a turn direction at the turn point, an intersection name, and the like. Such TBT information may be derived by deriving a route to a destination when the user has previously designated a departure point and a destination, and calculating and displaying a distance between a current position and a position to be turned.

Meanwhile, according to an embodiment of the present invention, as a predetermined event occurs, the navigation device 100 displays the TBT information through an external electronic device (200a, 200b, 200c of FIG. 1) connected through a communication link. Can output a control signal.

In addition, according to an embodiment of the present invention, the navigation device 100 may transmit the TBT information to any one of the external electronic devices 200a, 200b, and 200c of FIG. 1 as a predetermined event occurs. When a specific event occurs in the external electronic device, it may be controlled to display the TBT information through the navigation device 100 instead of the external electronic device.

The controller 180 displays not only the above-described map information and TBT information but also the direction of travel of the vehicle, the distance from the current location to the destination, the current speed of the vehicle, the path set by the user, and the optimal path from the current location to the destination. Various information necessary for driving on the back may be displayed on the display unit 150 and provided to the user.

In addition, the controller 180 may read voice information for guiding a route from the storage 130 and output the audio information through the audio processor 170.

The interface unit 191 serves as a path with all external devices connected to the navigation device 100. The interface unit 191 receives data from an external device or receives power and transmits the data to each component within the navigation device 100 or transmits data within the navigation device 100 to an external device. For example, wired / wireless headset port, external charger port, wired / wireless data port, memory card port, identification module card port, audio input / output (I / O) port, video I / O (Input / Output) port, earphone port may be included in the interface unit 191.

The interface unit 191 may be a path through which power from the cradle is supplied to the navigation device 100 when the navigation device 100 is connected to an external cradle, or various command signals input from the cradle by the user may be navigated. It can be a passageway to the device 100. Various command signals or power input from the cradle may be operated as signals for recognizing that the navigation device 100 is correctly mounted on the cradle.

The power supply unit 192 receives an external power source and an internal power source under the control of the controller 180 to supply power for operation of each component.

3 is a block diagram of an external electronic device interlocked with a navigation device according to an embodiment of the present invention. Hereinafter, it is assumed that the external electronic device is a portable terminal (mobile terminal).

Referring to FIG. 3, the mobile terminal 200 may include a wireless communication unit 210, an output unit 220, a memory unit 230, an interface unit 240, and the like. The configuration of the mobile terminal 200 is not limited to only the components shown in FIG. 3, and more components may be added or some components may be omitted depending on a function added or omitted in the mobile terminal.

The wireless communication unit 210 may include one or more modules for enabling wireless communication between the mobile terminal 200 and the wireless communication system or between the mobile terminal 200 and the network in which the mobile terminal 200 is located. For example, the wireless communication unit 210 may include a mobile communication module 211, a wireless internet module 212, a short range communication module 213, a location information module 214, and the like.

The mobile communication module 211 transmits and receives a radio signal with at least one of a base station, an external terminal, and a server on a mobile communication network. The wireless signal may include various types of data according to a voice call signal, a video call signal, or a text / multimedia message transmission / reception.

The wireless internet module 212 refers to a module for wireless internet access. The wireless internet module 212 may be embedded or external to the mobile terminal 200. Wireless Internet technologies may include Wireless LAN (Wi-Fi), Wireless Broadband (Wibro), World Interoperability for Microwave Access (Wimax), High Speed Downlink Packet Access (HSDPA), and the like.

The short range communication module 213 means a module for short range communication. Bluetooth, radio frequency identification (RFID), infrared data association (IrDA), ultra wideband (UWB), ZigBee, etc. may be used as the short range communication technology.

A communication link may be formed with the navigation device 100 through the short range communication module 213, and TBT information may be displayed through the display unit 221 of the mobile terminal 200 at the request of the navigation device 100. Can be.

The location information module 214 is a module for checking or obtaining the location of the mobile terminal 200. The location information module 214 may perform the functions of the location information processing unit 120, the GPS receiver 123, and the sensor unit 125 in FIG. 2, and a detailed description thereof will be omitted.

The output unit 220 is used to generate an output related to visual, auditory, or tactile, and may include a display module 221, a sound output module 222, an alarm unit 223, and a haptic module 224. have.

The display module 221 displays and outputs information processed by the mobile terminal 200. For example, the display module 221 may display a user interface (UI), a graphic user interface (GUI), and the like, under the control of the controller 180. When the mobile terminal 200 is in a video call mode or a photographing mode, the display module 221 may display an image captured by the camera or an image received through the wireless communication unit 210.

The display module 221 may include at least one of a liquid crystal display (LCD), a thin film transistor liquid crystal display (TFT LCD), an organic light emitting diode (OLED), a flexible display, and a 3D display. .

The sound output module 222 may output audio data received from the wireless communication unit 210 or stored in the memory 230 in a call signal reception, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, and the like. The sound output module 222 outputs a sound signal related to a function (eg, a call signal reception sound, a message reception sound, etc.) performed in the mobile terminal 200. The sound output module 222 may include a receiver, a speaker, a buzzer, and the like. In addition, the sound output module 222 may output sound through an earphone jack (not shown). The user can hear the sound output by connecting the earphone to the earphone jack.

The alarm unit 223 outputs a signal for notifying occurrence of an event of the mobile terminal 200. Examples of events occurring in the mobile terminal include call signal reception, message reception, key signal input, touch input, proximity input, or reception of TBT information from the navigation device 100. The alarm unit 223 may output a signal for notifying occurrence of an event by vibration, in addition to a video signal or an audio signal. The video signal or the audio signal may also be output through the display module 221 or the sound output module 222. In addition, when the alarm unit 223 is accommodated in the case or withdrawn from the case, it may generate different sound effects. Therefore, the user can intuitively identify whether the mobile terminal 200 is accommodated in the case.

The haptic module 224 generates various tactile effects that a user can feel. Vibration is a representative example of the haptic effect generated by the haptic module 224. The intensity and pattern of vibration generated by the haptic module 224 can be controlled. For example, different vibrations may be synthesized and output or sequentially output.

The memory 230 may store a program for processing various control operations of the controller 180, and may store data such as a phone book, a message, a still image, a video, etc. which are input / output under the control of the controller 180. The memory 230 may store data regarding various sound effects and haptic patterns that are output during touch input, proximity input, and the like. The type of the memory 230 may be replaced with the description of the storage unit 130 in the navigation device 100 of FIG. 2.

The interface unit 240 serves as a path with all external devices connected to the mobile terminal 200. The interface unit 240 receives data from an external device or receives power and transmits the data to each component inside the mobile terminal 200 or transmits the data inside the mobile terminal 200 to the external device.

The controller 250 controls the overall operation of the mobile terminal 200. For example, voice communication, data communication, video communication, and the like. The controller 250 may include a multimedia module.

The various embodiments described herein may be embodied in a recording medium readable by a computer or similar device using, for example, software, hardware, or a combination thereof.

According to a hardware implementation, the embodiments described herein may include application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs). It may be implemented using at least one of processors, controllers, micro-controllers, microprocessors, and electrical units for performing functions. In some cases such embodiments may be implemented by a controller.

In a software implementation, embodiments such as procedures or functions may be implemented with separate software modules that allow at least one function or operation to be performed. The software code may be implemented by a software application written in a suitable programming language. In addition, the software code may be stored in the memory and executed by the controller.

4 is a flowchart illustrating a navigation device control method according to an embodiment of the present invention.

Referring to FIG. 4, the navigation device 100 may form a communication link with an external electronic device (S110). The navigation device 100 may maintain a connection with the mobile terminal 200 by forming a communication link through the short range communication module 112.

The communication link may be formed through tethering, and the navigation device 100 and the mobile terminal 200 may perform data communication while the communication link is formed. In the state in which the communication link is connected, the mobile terminal 200 may control the navigation device 100.

In the state where the communication link is connected, the navigation device 100 may execute a first event and a second event.

The first event may be a route guide event in a state where a destination and a departure point are set in advance.

In addition, unlike the first event, the second event may include various services that may be provided in the navigation device 100. For example, the second event may be an event of providing various multimedia data stored in the DMB service provision or storage unit 130.

For example, the navigation device 100 may provide a route guidance service (first event) and a DMB service (second event) simultaneously or sequentially.

The second event may be provided through the display unit 150 and may be provided through the entire surface of the display unit 150.

While the route guidance service (first event) is being executed and the DMB service (second event) is being provided through the entire surface of the display unit 150, the controller 180 can use the location information processor 120. A turn point on the preset path may be recognized (S130: Yes).

In this case, the controller 180 may transmit the TBT information to the external electronic device (mobile terminal) 200 (S140).

The TBT information may include at least one of distance information from a current position of the vehicle to the turn point, direction information at the turn point, name of the turn point, direction information, intersection information, and safe driving information. .

The TBT information transmitted to the mobile terminal 200 may include a control signal for controlling the TBT information to be displayed on the display unit 250 of the mobile terminal 200.

Hereinafter, an example of providing TBT information using the mobile terminal 200 while providing a navigation service in the navigation device 100 will be described in more detail with reference to FIGS. 5 through 11.

FIG. 5 is a flowchart illustrating a method of controlling the navigation device illustrated in FIG. 4 through a navigation device linked to a portable terminal according to an embodiment.

Referring to FIG. 5, the navigation device 100 and the mobile terminal 200 may form a communication link (S210).

The navigation device 100 may request a wireless connection with respect to the mobile terminal 200 (S211). The mobile terminal 200 may transmit an acknowledgment message to the navigation device 100 in response to the wireless connection request of the navigation device 100 (S212).

On the other hand, unlike the above-described example, the mobile terminal 200 makes a wireless connection request to the navigation device 100, and in response thereto, the navigation device 100 approves the mobile terminal 200, thereby navigating with the navigation device 100. A communication link may also be formed between the mobile terminals 200.

In addition, the navigation apparatus 100 may set a departure point and a destination by the user and may set route information in advance (S220).

Thereafter, the controller 180 can provide a route guidance service (first event) with respect to the set route (S230). The route guidance service may be provided through the display unit 150 and / or the audio processor 170.

The controller 180 can execute a DMB service (second event) according to a user's request. The DMB service may be provided through the display 150 and / or the audio processor 170. The DMB service may be provided through the entire surface of the display unit 150 (S240).

In the situation where the DMB service is provided through the entire surface of the display unit 150 of the navigation device 100, a turn point on the path may be recognized (S250).

The controller 180 may transmit the TBT information to the mobile terminal 200 so that the TBT information is displayed on the display unit 250 of the mobile terminal 200 (S260).

6 is an exemplary screen in which TBT (Trun By Turn) information is provided through a navigation device.

Referring to FIG. 6, when a turn point is recognized while a second event (DMB service) is provided through the entire surface of the display unit 150, the controller 180 may turn the recognized turn. TBT information associated with the branch may be displayed in a specific area (eg, the lower right area) of the display unit 150 where the DMB service is provided.

However, in this case, the DMB service provided through the entire surface of the display unit 150 may occupy the entire area of the display unit 150, and the specific region in which the TBT information is displayed may be relatively small. Therefore, there is a need to improve the visibility of the displayed TBT information.

FIG. 7 illustrates an example in which TBT information is provided according to the navigation device control method illustrated in FIGS. 4 to 5.

FIG. 7 may provide the route guidance service (first event, E1) through the display unit 150. Meanwhile, the navigation apparatus 100 may provide a DMB service (second event, E2) through the display unit 150.

The route guidance service (first event) and the DMB service (second event) may be provided by dividing the display unit 150 of the navigation apparatus 100 in a PIP or PBP scheme, according to an embodiment of the present invention. The navigation device 100 may provide the DMB service (second event) through the front of the display unit 150.

In such a situation, when the turn point on the path is recognized, the controller 180 may transmit the TBT information related to the recognized turn point to the mobile terminal 200 and display it on the screen of the mobile terminal 200. (TBT1).

8 illustrates an example in which TBT information is provided through a mobile terminal interworking with a navigation device according to an embodiment of the present invention.

The mobile terminal 200 having a communication link with the navigation device 100 may receive TBT information from the navigation device 100.

The received TBT information may include a control signal for executing the navigation application when there is an application related to the navigation on the mobile terminal 200. In this case, the mobile terminal 200 may enter the navigation mode and display the received TBT information on the display unit 221 in the navigation mode.

Referring to FIG. 8, the TBT information 10 provided through the mobile terminal 200 may include distance information 11 from a current position to a turn point, and travel direction information 12 at the turn point. have.

In addition, the navigation mode may further display the moving speed 20 information of the vehicle. Therefore, the TBT information that can be provided through the mobile terminal 200 may be previously set by the user through the navigation device 100 (see FIG. 9).

Meanwhile, when the mobile terminal 200 receives the TBT information, the control unit 250 of the mobile terminal 200 receives the received TBT information while being executed through the display module 221 on the mobile terminal 200. It may be displayed on the display module 221.

In addition, when the screen state of the mobile terminal 200 is a home screen state, the TBT information may be displayed on the home screen.

Therefore, the method of displaying the TBT information through the display module 221 of the mobile terminal 200 may vary according to a control signal included in the TBT information transmitted by the navigation device 100.

9 illustrates an exemplary user interface for selecting items of TBT information provided through a navigation device control method according to an embodiment of the present invention.

Referring to FIG. 9, the navigation device 100 according to an embodiment of the present invention may select items 31 of TBT information that may be provided through the mobile terminal 200 by user setting.

Information directly related to the turn point, for example, safe driving section information, driving lane information, destination information, rest area guidance information, current speed information may be selected by the user. Accordingly, when the turn point is recognized while driving, TBT information including the information set by the user may be provided through the mobile terminal 200.

10 to 11 illustrate an example in which TBT information is provided according to a navigation device control method according to an embodiment of the present invention. The turn point detected at the current location may include at least one.

When the recognized turn point is one, the navigation device 100 may transmit and display the single TBT information to the mobile terminal 200 (TBT2) (see FIG. 10).

Meanwhile, when there are a plurality of recognized turn points, the navigation device 100 may display TBT information related to the plurality of turn points on the display module 221 of the mobile terminal 200 (TBT3). (See Figure 11).

Meanwhile, the controller 180 may control to display other information related to the navigation service in addition to the TBT information.

In the above description, when a turn point on a predetermined path is recognized while a predetermined event is executed through the entire surface of the display unit 150 of the navigation device 100, the recognized turn is recognized. An embodiment in which TBT information corresponding to a point is displayed through the mobile terminal 200 connected to the navigation device 100 through a communication link has been described.

However, when the navigation device 100 transmits the TBT information to the mobile terminal 200, there may be a case where a specific event is running on the mobile terminal 200. In this case, the mobile terminal 200 may display the received TBT information on the display unit 150 at the same time as the execution of the specific event.

However, there may be a case in which the specific event needs to display information related to the specific event through the display unit 250 of the mobile terminal 200 such as transmission or reception of a call or message transmission.

12 is a flowchart of a method for controlling a navigation device according to an embodiment of the present invention, and FIG. 13 illustrates an example in which TBT information is provided according to the embodiment shown in FIG. 12.

12 to 13, the navigation device 100 and the mobile terminal 200 form a communication link (S310).

The navigation device 100 may set a starting point and a destination by a user and may set route information in advance (S220).

Thereafter, the controller 180 can provide a route guidance service (first event) with respect to the set route (S230).

The controller 180 may execute a DMB service (second event) according to a user's request, and the DMB service may be provided through the entire surface of the display 150 (S240).

In the situation where the DMB service is provided through the entire surface of the display unit 150 of the navigation device 100, if a turn point on the path is recognized (S250: YES), the TBT information corresponding to the turn point is displayed. The mobile terminal 200 may transmit the data to the mobile terminal 200 (S320).

When the TBT information is received, the mobile terminal 200, when a specific event occurs in the mobile terminal 200, the mobile terminal 200 transmits a message indicating that the specific event is running to the navigation device 100. It may be (S330).

The specific event generated in the mobile terminal 200 may include at least one of transmission and reception of a call, transmission and reception of a message, and execution of a predetermined application.

As the navigation device 100 receives a message indicating that a specific event is being executed from the mobile terminal 200, the navigation device 100 may display the TBT information corresponding to the turn point on the display unit 150.

In this case, the controller 180 of the navigation device 100 may simultaneously execute a route guidance service (first event) and a DMB service (second event), and the controller 180 displays the DMB service (second event). The part 150 may be provided through the entire surface.

In such a situation, as the controller 180 receives a message indicating that a specific event is being executed from the mobile terminal 200, the control unit 180 transmits TBT information corresponding to the DMB service (second event) and the turn point. It can be displayed together on one screen.

The controller 180 may provide the DMB service (second event) and the TBT information in a screen division scheme such as Picture In Picture (PIP) and Picture By Picture (PBP).

On the other hand, even if a specific event is being executed in the mobile terminal 200 that has received the TBT information from the navigation device 100, the controller 180 of the navigation device 100 is connected to the display unit 250 of the mobile terminal 200. A control signal for controlling to display the TBT information may be transmitted to the mobile terminal 200.

Referring to FIG. 13, (a) is an exemplary screen for providing a route guidance service through the display unit 150 of the navigation device 100.

(b) is an exemplary screen for providing the DMB service 41 through the entire surface of the display unit 150 when the request for providing the DMB service is provided while the route guidance service is being provided. to be.

In such a situation, when at least one turn point on the preset path is recognized, the controller 180 may transmit TBT information corresponding to the recognized turn point to the mobile terminal 200.

(c) is an exemplary screen indicating that a specific event (eg, a call transmission event) is being executed in the mobile terminal 200 that has received the TBT information.

(d) is an example of displaying the DMB service 41 and the TBT information 42 together on the display unit 150 as the navigation device 100 receives a message indicating that a specific event is being executed from the mobile terminal 200. Screen.

14 illustrates an exemplary environment in which a navigation device control method according to an embodiment of the present invention is implemented.

The navigation device 100 according to an embodiment of the present invention may form a communication link with a plurality of external electronic devices. Accordingly, when a predetermined event occurs while the navigation device 100 provides the route guidance service, the route guidance service may be shared with a plurality of external electronic devices connected through the communication link.

Meanwhile, the information transmitted by the navigation device 100 to each of the plurality of external electronic devices may be different.

Referring to FIG. 14, the navigation device 100 may form a communication link with the mobile terminal 200 and the trip computer 300 of the vehicle, respectively.

For example, the short-range communication module of the navigation device 100 may form a first communication link Link 1 with the mobile terminal 200 through a tethering method, and communicate with the trip computer 300 of the vehicle. A link Link 2 may be formed.

In addition, the navigation apparatus 100 may perform route guidance on a predetermined route and provide a DMB service through the entire surface of the display unit 150. In this case, the route guidance service may be provided through the speaker of the navigation device 100, and the DMB service may be provided through the entire surface of the speaker and the display unit 150.

Then, when at least one turn point existing on the path is recognized, the navigation device 100 transmits the TBT information associated with the turn point to the trip computer 300 of the vehicle, and the safety associated with the turn point. The driving information may be transmitted to the mobile terminal 200.

Accordingly, the navigation device 100 may more efficiently provide a DMB service and a route guidance service.

In the above description, when the user wants to provide the route guidance service in a situation where a predetermined event other than the route guidance service is executed through the entire surface of the display unit 150 of the navigation apparatus 100, the navigation apparatus 100 is provided. Embodiments of providing the route guidance service through at least one external electronic device having a communication link formed therewith have been described.

Hereinafter, an example of using an external device connected to the navigation device 100 in order to overcome limitations of the physical size and the resolution of the map data included in the display unit 150 of the navigation device 100 will be described. .

FIG. 15 is a flowchart illustrating a method for controlling a navigation device according to an embodiment of the present invention, and FIG. 16 is a view for explaining the embodiment shown in FIG. 15.

Referring to FIG. 15, the navigation device 100 may form a communication link with the second external electronic device 200b (S401).

In addition, the navigation device 100 may receive location information related to at least one object from the first external electronic device 200a (S402). The object may include at least one specific person, at least one specific building, at least one specific place name information, and the like.

The navigation device 100 determines whether all of the received position information of the at least one object can be displayed on the display unit 150 (S403).

If the display is possible, the controller 180 matches the location information with the map data and displays the location information on the display unit 150 (S404).

If it is not displayable, the controller 180 matches the at least one displayable object to map data and displays the display data on the display unit 150 (S404). The transmission may be transmitted to the second external electronic device 200b which is linked with the navigation device 100 (S405).

Accordingly, due to the limitation of the size of the display unit 150 of the navigation device 100 and the resolution limitation of the displayed map data, data that cannot be displayed on the display unit 150 may be displayed through at least one external electronic device. Can be.

Referring to FIG. 16, (a) indicates that the navigation device 100 receives location information 41, 42, 43 of at least one object from an external electronic device, and some of the received location information 41, 42. ) Is an exemplary screen for displaying on map data MAP1.

Here, reference numeral P denotes the position of the current vehicle, and the navigation device 100 has no choice but to indicate spatial information within a predetermined radius from the position P of the current vehicle.

Accordingly, the navigation device 100 transmits the location information 43 of the remaining objects to the interworking external electronic device 200 to display the remaining objects in the map data through the external electronic device 200. Can be.

(b) is an exemplary screen for displaying location information that is not displayed through the navigation device 100 through an external electronic device linked with the navigation device 100.

The above-described method of controlling a mobile terminal according to the present invention can be provided by being recorded in a computer-readable recording medium as a program for execution in a computer.

The control method of the mobile terminal according to the present invention can be executed through software. When executed in software, the constituent means of the present invention are code segments that perform the necessary tasks. The program or code segments may be stored in a processor readable medium or transmitted by a computer data signal coupled with a carrier wave in a transmission medium or a communication network.

A computer-readable recording medium includes all kinds of recording apparatuses in which data that can be read by a computer system is stored. Examples of the computer-readable recording device include a ROM, a RAM, a CD-ROM, a DVD 占 ROM, a DVD-RAM, a magnetic tape, a floppy disk, a hard disk, The computer-readable recording medium may also be distributed to networked computer devices so that computer readable code can be stored and executed in a distributed manner.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. The present invention is not limited to the drawings. In addition, the embodiments described in this document can be applied to not only the present invention, but also all or some of the embodiments may be selectively combined so that various modifications can be made.

100: navigation device 150: display unit
180: control unit 200: external device

Claims (16)

A communication unit;
Form a communication link with at least one external electronic device through the communication unit and execute a first event for guiding a preset route and a second event not related to the route guidance, but turn within a predetermined distance from the current position. A control unit for transmitting the TBT information associated with the turn point to the at least one external electronic device as the point is recognized; And
And a display unit configured to display information related to the first event or the second event.
The control unit,
If the turn point is recognized while displaying information related to the second event through the entire surface of the display unit, only the information related to the second event is displayed through the front surface of the display unit. Transmitting a control signal for displaying TBT information and the TBT information to the at least one external electronic device,
When receiving a signal indicating that a specific event is being executed from the at least one external electronic device in response to the control signal, the TBT information related to the first event together with information related to the second event on the display unit. Navigation device characterized in that the control to display. The method of claim 1,
The communication unit includes a short range communication module,
And the at least one external electronic device is tethered to the navigation device via the local area communication module. delete The method of claim 1,
The TBT information is,
And at least one of distance information from the current position to the turn point, direction information at the turn point, name of the turn point, direction information, intersection information, and safety driving information. The method of claim 1,
The control unit,
And a control signal for changing and displaying the TBT information displayed on the external electronic device according to the distance information included in the TBT information to the at least one external electronic device. The method of claim 1,
The second event includes a task for reproducing at least one of broadcast data and multimedia data. The method of claim 1,
The at least one external electronic device comprises a portable terminal. The method of claim 7, wherein
The specific event includes at least one of the transmission and reception of a call (call), message transmission and reception and the execution of a predetermined application. Forming a communication link with the at least one external electronic device through the communication unit;
Executing a first event for guiding a preset route and a second event not related to the route guidance;
At least one of the TBT information and the TBT information associated with the turn point as a turn point is recognized within a predetermined distance from the current position while displaying the information related to the second event through the entire surface of the display unit. Transmitting a control signal displayed on an external electronic device of the electronic device;
Receiving a signal indicating that a specific event is running in the at least one external electronic device in response to the control signal from the at least one external electronic device; And
Displaying the TBT information together with information related to the second event on the display unit;
Navigation device control method comprising a. The method of claim 9,
The communication unit includes a short range communication module, and the at least one external electronic device is tethered to the navigation device through the short range communication module. delete The method of claim 9,
The TBT information is,
And at least one of distance information from the current location to the turn point, direction information at the turn point, name of the turn point, direction information, intersection information, and safety driving information. . The method of claim 9,
Transmitting the TBT information to the at least one external electronic device,
And transmitting a control signal to the at least one external electronic device to change and display the TBT information displayed on the external electronic device according to the distance information included in the TBT information. The method of claim 9,
And the second event includes a task of playing back at least one of broadcast data and multimedia data. The method of claim 9,
The at least one external electronic device comprises a portable terminal. The method of claim 15,
The specific event includes at least one of transmitting and receiving a call, transmitting and receiving a message, and executing a predetermined application.

Images