KR101553948B1 - Method for providing poi information for mobile terminal and apparatus thereof - Google Patents

Abstract

The present invention relates to a method and apparatus for providing POI information of a mobile terminal, which enables a user to search for POIs desired by the user accurately and easily. To this end, a method of providing POI information of a mobile terminal according to the present invention comprises the steps of: determining whether a line for selecting a specific area on map data is drawn; Retrieving POI information from map data corresponding to the specific area in the line; And providing the retrieved POI information.

Mobile terminal, POI, map data

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a POI information providing method,

The present invention relates to a POI information providing method and apparatus of a mobile terminal.

2. Description of the Related Art Generally, a vehicle navigation apparatus applied to a mobile terminal, particularly a telematics terminal, generates route guidance information based on a global positioning system (GPS) signal and map information, and provides the route guidance information to a user.

1 is a block diagram showing a vehicle navigation system according to the prior art.

As shown in FIG. 1, a vehicle navigation system according to the related art includes an information providing center 3 for providing traffic information; And a telematics terminal 4 mounted in the vehicle, receiving traffic information through the wireless communication network 2, and providing a guidance service based on the GPS signal received through the satellite 1 and the traffic information.

An object of the present invention is to provide a POI information providing method and apparatus of a mobile terminal that can accurately and easily search a desired POI in a user's desired area.

It is another object of the present invention to provide a method and an apparatus for providing POI information of a mobile terminal, which enables a user to quickly provide desired POI information within a desired area.

According to another aspect of the present invention, there is provided a method for providing POI information of a mobile terminal, comprising: selecting a specific region on map data; Searching POIs within the selected area; And displaying the retrieved POI.

According to another aspect of the present invention, there is provided a method of providing POI information of a mobile terminal, the method comprising: determining whether a line for selecting a specific region on the map data is drawn; Retrieving a POI in an area within the line; And displaying the retrieved POI.

According to another aspect of the present invention, there is provided a method for providing POI information of a mobile terminal, the method comprising: selecting an area in the line when a start point and an end point of a line drawn on the map data intersect; Retrieving a POI in an area within the line; And displaying the retrieved POI.

According to another aspect of the present invention, there is provided a method for providing POI information of a mobile terminal, the method comprising: selecting an area in the line when a start point and an end point of a line drawn on the map data intersect; Retrieving a POI in an area within the line; And displaying the searched POI at a corresponding position in a predetermined shape.

According to another aspect of the present invention, there is provided a method of providing POI information of a mobile terminal, the method comprising: determining whether a plurality of lines for drawing a plurality of regions are drawn on map data; Searching for one POI or a plurality of different POIs in the plurality of regions; And displaying the retrieved POI.

According to an aspect of the present invention, there is provided an apparatus for providing POI information of a mobile terminal, including: a storage unit for storing map data; A control unit for selecting a specific region on the map data and searching POIs in the selected region; And a display unit for displaying the retrieved POI.

According to another aspect of the present invention, there is provided an apparatus for providing POI information of a mobile terminal, the apparatus comprising: a controller for determining whether a line for selecting a specific region on the map data is drawn, Wow; And a display unit for displaying the retrieved POI.

According to another aspect of the present invention, there is provided an apparatus for providing POI information of a mobile terminal, the apparatus comprising: an area in the line when a start point and an end point of a line drawn on the map data intersect; A control unit for searching POIs in the area; And a display unit for displaying the retrieved POI.

According to another aspect of the present invention, there is provided an apparatus for providing POI information of a mobile terminal, the apparatus comprising: an area in the line when a start point and an end point of a line drawn on the map data intersect; A control unit for searching for a POI in the POI; And a display unit for displaying the searched POI at a corresponding position in a predetermined shape.

According to another aspect of the present invention, there is provided an apparatus for providing POI information of a mobile terminal, the apparatus comprising: a determination unit operable to determine whether a plurality of lines for selecting a plurality of regions are drawn on map data, A POI of a plurality of POIs or a plurality of different POIs; And a display unit for displaying the retrieved POI.

The method and apparatus for providing POI information of a mobile terminal according to an exemplary embodiment of the present invention determines whether a line for selecting a specific region on the map data is drawn and extracts POI information from map data corresponding to the specific region in the line There is an effect that the POI desired by the user can be accurately and easily searched within the area desired by the user.

The method and apparatus for providing POI information of a mobile terminal according to an exemplary embodiment of the present invention determines whether a line for selecting a specific region on the map data is drawn and extracts POI information from map data corresponding to the specific region in the line And provides the retrieved POI information so that the user can quickly provide desired POI information within a desired area.

Hereinafter, it is determined whether or not a line for selecting a specific region on the map data is drawn. By searching and providing POI information from the map data corresponding to the specific region in the line, An embodiment of a POI information providing method and apparatus of a mobile terminal that can search POI information accurately and easily and can quickly provide POI information will be described in detail with reference to FIG. 2 to FIG.

2 is a block diagram illustrating a configuration of a mobile communication terminal 100 to which the POI information providing apparatus according to the first embodiment of the present invention is applied. The mobile communication terminal (mobile phone) 100 may be implemented in various forms. For example, the mobile communication terminal 100 includes a mobile phone, a smart phone, a notebook computer, a digital broadcasting terminal, a PDA (Personal Digital Assistants), and a PMP (Portable Multimedia Player).

2, the mobile communication terminal 100 includes a wireless communication unit 110, an audio / video (A / V) input unit 120, a user input unit 130, a sensing unit 140, an output unit 150 A memory 160, an interface unit 170, a control unit 180, a power supply unit 190, and the like. Not all of the components of the mobile communication terminal 100 shown in Fig. 2 are essential components, and the mobile communication terminal 100 may be implemented by a larger number of components than the components shown in Fig. 2, The mobile communication terminal 100 may also be implemented by components.

The wireless communication unit 110 may include at least one component for performing wireless communication between the mobile communication terminal 100 and the wireless communication system or wireless communication between the mobile communication terminal 100 and a network on which the mobile communication terminal 100 is located . For example, the wireless communication unit 110 may include a broadcast receiving module 111, a mobile communication module 112, a wireless Internet module 113, a short range communication module 114 and a location information module 115 .

The broadcast receiving module 111 receives broadcast signals 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 be a server for generating and transmitting broadcast signals and / or broadcast-related information, or a server for receiving previously generated broadcast signals and / or broadcast-related information and transmitting the broadcast signals and / or broadcast- related information to the mobile communication terminal 100 . The broadcast-related information may refer to a broadcast channel, a broadcast program, or information related to a broadcast service provider. 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.

Meanwhile, the broadcast related information may be provided through a mobile communication network, and in this case, it may be received by the mobile communication module 112. The broadcast-related information may exist in various forms. For example, an EPG (Electronic Program Guide) of DMB (Digital Multimedia Broadcasting) or an ESG (Electronic Service Guide) of Digital Video Broadcast-Handheld (DVB-H).

The broadcast receiving module 111 receives broadcasting signals using various broadcasting systems. In particular, the broadcasting receiving module 111 may be a Digital Multimedia Broadcasting-Terrestrial (DMB-T), a Digital Multimedia Broadcasting-Satellite (DMB-S) Only Digital Broadcast-Handheld (DVB-H), Integrated Services Digital Broadcast-Terrestrial (ISDB-T), and the like. Of course, the broadcast receiving module 111 is configured to be suitable for all broadcasting systems that provide broadcasting 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 memory 160.

The mobile communication module 112 transmits and receives radio signals to at least one of a base station, an external terminal, and a server on a mobile communication network. Here, the wireless signal may include various types of data related to transmission and reception of a voice call signal, a video call signal, and / or a text / multimedia message.

The wireless Internet module 113 refers to a module for wireless Internet access, and the wireless Internet module 113 can be embedded in the mobile communication terminal 100 or externally. Here, the wireless Internet technology includes a wireless LAN (WLAN), a Wi-Fi, a wireless broadband (Wibro), a WiMAX, a high speed downlink packet access (HSDPA) Can be used.

The short-range communication module 114 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 distance communication technology.

The location information module 115 is a module for confirming or obtaining the location of the mobile terminal. One example is the GPS (Global Position System) module. The GPS module receives position information from a plurality of satellites. Here, the location information may include coordinate information indicated by latitude and longitude. For example, the GPS module can accurately calculate the current position according to the triangle method by measuring the precise time and distance from three or more satellites and measuring three different distances. A method of obtaining distance and time information from three satellites and correcting the error by one satellite may be used. In particular, the GPS module can acquire latitude, longitude and altitude as well as three-dimensional velocity information and accurate time from the position information received from the satellite. A Wi-Fi Positioning System and / or a Hybrid Positioning System may be applied as the location information module 115.

The A / V input unit 120 is for inputting an audio signal or a video signal. The A / V input unit 120 includes a camera 121 and a microphone 122, . The camera 121 processes an image frame such as a still image or a moving image obtained by the image sensor in the video communication mode or the photographing mode. The processed image frame can be displayed on the display unit 151. [

The image frame processed by the camera 121 may be stored in the memory 160 or transmitted to the outside through the wireless communication unit 110. [ The camera 121 may be composed of two or more according to the configuration of the mobile terminal.

The microphone 122 receives an external sound signal by a microphone in a communication mode, a recording mode, a voice recognition mode, or the like, and processes it as electrical voice data. In the call mode, the processed voice data can be converted into a form that can be transmitted to the mobile communication base station through the mobile communication module 112 and output. The microphone 122 may be implemented with various noise reduction algorithms for eliminating noise generated in the process of receiving an external sound signal.

The user input unit 130 generates input data for a user to control the operation of the mobile terminal. The user input unit 130 may include a key pad dome switch, a touch pad (static / static), a jog wheel, a jog switch, and the like. Particularly, when the touch pad has a mutual layer structure with the display unit 151, it can be called a touch screen.

The sensing unit 140 senses the position of the mobile communication terminal 100 in the open / close state, the position of the mobile communication terminal 100, the presence of the user, the orientation of the mobile communication terminal 100, The mobile communication terminal 100 senses the current state of the mobile communication terminal 100 and generates a sensing signal for controlling the operation of the mobile communication terminal 100. For example, when the mobile communication terminal 100 is in the form of a slide phone, it is possible to sense whether the slide phone is opened or closed. The sensing unit 140 senses whether the power supply unit 190 is powered on, whether the interface unit 170 is connected to an external device, and the like.

The interface unit 170 serves as an interface with all external devices connected to the mobile communication terminal 100. For example, the interface unit 170 may include a headset port, an external charger port, a wired / wireless data port, a memory card port, a port for connecting a device having an identification module, An audio input / output (I / O) port, a video I / O (input / output) port, and an earphone port. Here, the identification module is a chip that stores various information for authenticating the usage right of the mobile communication terminal 100, and includes a user identification module (UIM), a subscriber identity module (SIM) ), A Universal Subscriber Identity Module (" USIM "), and the like. In addition, an apparatus (hereinafter, referred to as 'identification device') having the identification module may be manufactured in a smart card format. Accordingly, the identification module can be connected to the mobile communication terminal 100 through the port. The interface unit 170 receives data from an external device or receives power from the external device and transmits the received data to each component in the mobile communication terminal 100 or transmits data in the mobile communication terminal 100 to an external device.

The output unit 150 is for outputting an audio signal, a video signal, or an alarm signal. The output unit 150 includes a display unit 151, an audio output module 152, an alarm unit 153, May be included.

The display unit 151 displays information to be processed by the mobile communication terminal 100 and outputs the information. For example, when the mobile communication terminal 100 is in the call mode, a UI (User Interface) or a GUI (Graphic User Interface) associated with a call is displayed. When the mobile communication terminal 100 is in the video communication mode or the photographing mode, the displayed image or the UI or GUI is displayed.

The display unit 151 may be a liquid crystal display, a thin film transistor-liquid crystal display, an organic light-emitting diode, a flexible display, a three-dimensional display (3D display). There may be two or more display units 151 according to the embodiment of the mobile communication terminal 100. For example, the mobile communication terminal 100 may be provided with an external display unit (not shown) and an internal display unit (not shown) at the same time.

Meanwhile, the display unit 151 is connected to a touch screen (hereinafter, referred to as 'touch screen') in which a sensor (hereinafter, referred to as 'touch sensor' May be used as an input device in addition to the output 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 a pressure applied to a specific portion of the display unit 151 or a capacitance generated in a specific portion of the display unit 151 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 a touch controller (not shown). The touch controller processes the signal (s) and transmits the corresponding data to the control unit 180. Thus, the control unit 180 can know which area of the display unit 151 is touched or the like.

The proximity sensor 141 may be disposed in an inner region of the mobile terminal 100 or in the vicinity of the touch screen, which is surrounded by the touch screen. The proximity sensor 141 refers to a sensor that detects the presence of an object approaching a predetermined detection surface or an object existing in the vicinity thereof without mechanical contact by using electromagnetic force or infrared rays. The proximity sensor 141 has a longer lifetime and higher utilization than the contact-type sensor.

Examples of the proximity sensor 141 include a transmission type photoelectric sensor, a direct reflection type photoelectric sensor, a mirror reflection type photoelectric sensor, a high frequency oscillation type proximity sensor, a capacitive proximity sensor, a magnetic proximity sensor, and an infrared proximity sensor. And to detect the proximity of the pointer by the change of the electric field along the proximity of the pointer when the touch screen is electrostatic. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

Hereinafter, for convenience of explanation, the act of recognizing that the pointer is positioned on the touch screen while the pointer is not in contact with the touch screen is referred to as "proximity touch" The act of actually touching the pointer on the screen is called "Contact Touch ". A position where the pointer is proximally touched on the touch screen means a position where the pointer corresponds to the touch screen vertically when the pointer is touched.

In addition, the proximity sensor 141 may detect a proximity touch and a proximity touch pattern (for example, a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, Detection. Information corresponding to the detected proximity touch operation and the proximity touch pattern may be output on the touch screen.

The sound output module 152 outputs audio data received from the wireless communication unit 110 or stored in the memory 160 in a call signal reception mode, a call mode or a recording mode, a voice recognition mode, and a broadcast reception mode. The sound output module 152 outputs sound signals related to functions (e.g., call signal reception sound, message reception sound, etc.) performed in the mobile communication terminal 100. The sound output module 152 may include a speaker, a buzzer, and the like.

The alarm unit 153 outputs a signal for notifying the occurrence of an event of the mobile communication terminal 100. Examples of events that occur in the mobile terminal include receiving a call signal, receiving a message, and inputting a key signal. The alarm unit 153 may output a signal for notifying the occurrence of an event in a form other than an audio signal or a video signal. For example, it is possible to output a signal in a vibration mode. When the call signal is received or the message is received, the alarm unit 153 can vibrate the mobile terminal through the vibration means to inform it. Alternatively, when the key signal is input, the alarm unit 153 may vibrate the mobile communication terminal 100 through the vibration means with the feedback of the key signal input. Through the above-described vibration, the user can recognize the occurrence of the event. Of course, a signal for notifying the occurrence of an event may also be output through the display unit 151 or the audio output module 152.

The haptic module 154 generates various tactile effects that the user can feel. A typical example of the haptic effect generated by the haptic module 154 is vibration. The intensity and pattern of the vibration generated by the hit module 154 can be controlled. For example, different vibrations may be synthesized and output or sequentially output.

In addition to the vibration, the haptic module 154 may include a pin arrangement vertically moving with respect to the contact skin surface, a spraying force or a suction force of the air through the injection port or the suction port, a touch on the skin surface, contact with an electrode, And various tactile effects such as an effect of reproducing a cold sensation using an endothermic or exothermic element can be generated.

The haptic module 154 can be implemented not only to transmit the tactile effect through the direct contact but also to allow the user to feel the tactile effect through the muscular sensation of the finger or arm. At least two haptic modules 154 may be provided according to the configuration of the telematics terminal. The haptic module 154 may be provided in a place where frequent contact with a user is frequent in the vehicle. For example, a steering wheel, a shift gear lever, a seat, and the like.

The memory 160 may store a program for processing and control of the controller 180 and may have a function for temporarily storing input / output data (e.g., a phone book, a message, a still image, . ≪ / RTI >

The memory 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 (Programmable Read-Only Memory) A disk, and / or an optical disk. In addition, the mobile communication terminal 100 may operate a web storage that performs a storage function of the memory 150 on the Internet.

The interface unit 170 serves as an interface with all external devices connected to the mobile terminal 100. For example, the interface unit 170 may include a headset port, an external charger port, a wired / wireless data port, a memory card port, a port for connecting a device having an identification module, An audio input / output (I / O) port, a video I / O (input / output) port, and an earphone port. Here, the identification module is a chip that stores various information for authenticating the use right of the mobile terminal 100, and includes a user identification module (UIM), a subscriber identity module (SIM) A Universal Subscriber Identity Module (USIM), and the like. In addition, the device having the identification module (hereinafter, referred to as 'identification device') can be manufactured in a smart card format. Accordingly, the identification module can be connected to the mobile terminal 100 through the port. The interface unit 170 receives data from an external device or receives power from the external device and transmits the received data to each component in the mobile terminal 100 or transmits data in the mobile terminal 100 to an external device.

When the mobile terminal 100 is connected to an external cradle, the interface unit 170 may be a path through which power from the cradle is supplied to the mobile terminal 100, or various commands A signal may be transmitted to the mobile terminal 100. The various command signals or the power source inputted from the cradle may be operated as a signal for recognizing that the mobile terminal 100 is correctly mounted on the cradle.

The controller 180 typically controls the overall operation of the mobile communication terminal 100. For example, the control unit 180 performs related control and processing for voice call, data communication, video call, and the like. In addition, the controller 180 may include a multimedia module 181 for multimedia playback. The multimedia module 181 may be implemented in the control unit 180 or may be implemented separately from the control unit 180.

The control unit 180 can perform a pattern recognition process for recognizing handwriting input or drawing input performed on the touch screen as characters and images, respectively.

The power supply unit 190 receives an external power source and an internal power source under the control of the controller 180 and supplies power required for operation of the respective components.

The functions of the components applied to the mobile communication terminal 100 may be implemented in a computer-readable recording medium using software, hardware, or a combination thereof. According to a hardware implementation, an application specific integrated circuit (ASIC), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs) controllers may be implemented using at least one of micro-controllers, microprocessors, and electrical units for performing functions. In some cases, such embodiments may be implemented by the controller 180 In accordance with a software implementation, embodiments such as procedures or functions may be implemented with separate software modules that perform at least one function or operation. The software code may be stored in a software application written in a suitable programming language The software code may be stored in the memory 160, And executed by a unit 180.

The navigation session 300 applied to the mobile communication terminal 100 generates the navigation information based on the map data and the location information of the mobile communication terminal 100 and transmits the generated navigation information to the user Notify.

On the other hand, the controller 180 determines whether a line for selecting a specific area on the map data displayed on the display unit 151 is drawn. The control unit 180 searches POI information from map data corresponding to the specific area in the drawn line when a line for selecting the specific area is drawn. Here, the user can draw various lines to select a specific region on the map data. For example, a user can select a specific area using a polygon such as a circle, a triangle, a rectangle, an octagon, a closed curve, or the like to select a specific area.

The control unit 180 displays the retrieved POI information on the display unit 151. [

Hereinafter, a configuration of a telematics terminal 200 to which a POI information providing apparatus according to a second embodiment of the present invention is applied will be described with reference to FIG.

3 is a block diagram showing a configuration of a telematics terminal 200 to which a POI information providing apparatus according to a second embodiment of the present invention is applied.

3, the telematics terminal 200 includes a central processing unit (CPU) 212 for controlling the telematics terminal 200 as a whole, a memory 213 for storing various types of information, And a main board 210 incorporating an LCD control unit 214 for controlling the LCD.

The memory 213 stores map information (map data) for displaying the route guidance information on the digital map. In addition, the memory 213 stores traffic information collection control algorithms for allowing the vehicle to input traffic information according to the current road conditions, and information for controlling the algorithms.

The main board 210 is provided with a CDMA module 206, which is a mobile communication terminal built in a vehicle to which a unique device number is assigned. The main board 210 receives a GPS signal for locating a vehicle, tracking a traveling route from a starting place to a destination, A CD deck 208 for reproducing a signal recorded on a compact disc (CD), a gyro sensor 209, and the like (not shown) . The CDMA module 206 and the GPS module 207 transmit / receive signals through the antennas 204 and 205, respectively.

Also, the TV module 222 is connected to the main board 210 and receives a TV signal through the TV antenna 223. The main board 210 includes a display unit (LCD) 201 under the control of the LCD control unit 214 through an interface board 203, a front board 202 under the control of the key control unit 211, A camera 227 for photographing the inside and / or the outside is connected. The LCD 201 displays various video signals and character signals. The front board 202 includes buttons for inputting various key signals. The key signals corresponding to the buttons selected by the user are input to the main board 210 ). The front board 202 may have a menu key for directly inputting traffic information, and the menu key may be controlled by the key controller 211.

The audio board 217 is connected to the main board 210 and processes various audio signals. The audio board 217 includes a microcomputer 219 for controlling the audio board 217, a tuner 218 for receiving a radio signal, a power source 216 for supplying power to the microcomputer 219, And a signal processing unit 215 for processing a signal.

The audio board 217 includes a radio antenna 220 for receiving radio signals and a tape deck 221 for reproducing audio tapes. The audio board 217 may further comprise a voice output unit (for example, an amplifier) 226 for outputting a voice signal processed by the audio board 217.

The audio output unit (amplifier) 226 is connected to the vehicle interface 224. That is, the audio board 217 and the main board 210 are connected to the vehicle interface 224. The vehicle interface 224 may be connected to a handsfree 225a for inputting a voice signal, an air bag 225b for occupant safety, a speed sensor 225c for detecting the speed of the vehicle, and the like. The speed sensor 225c calculates the vehicle speed and provides the calculated vehicle speed information to the central processing unit 212. [

The navigation session 300 applied to the telematics terminal 200 generates route guidance information based on the map data and the current vehicle location information, and notifies the user of the generated route guidance information.

On the other hand, the control unit 212 determines whether a line for selecting a specific area on the map data displayed on the display unit 201 is drawn. The controller 212 retrieves the POI information from the map data corresponding to the specific area in the drawn line when the line for selecting the specific area is drawn. Here, the user can draw various lines to select a specific region on the map data. For example, a user can select a specific area using a polygon such as a triangle, a rectangle, an octagon, a closed curve, a circle, etc. to select a specific area.

The control unit 212 displays the searched POI information on the display unit 201. [

Here, the function of the controller 212 according to the second embodiment of the present invention may be performed by the navigation session 300 of the telematics terminal 200.

Hereinafter, a POI information providing apparatus according to a third embodiment of the present invention will be described in detail with reference to a navigation apparatus. The navigation device may be applied to the telematics terminal 200 and the mobile communication terminal 100, but may be independently configured.

4 is a block diagram showing a configuration of a navigation apparatus 400 to which a POI information providing apparatus according to a third embodiment of the present invention is applied.

4, a navigation apparatus 400 to which a call control apparatus according to a third embodiment of the present invention is applied includes a GPS (global positioning system) A GPS module 401 for generating first vehicle position data on the basis of a navigation device (assumed to be the same position as the telematics terminal 200 or the mobile communication terminal 100); A dead-reckoning (DR) sensor 402 for generating second vehicle position data based on the running direction of the vehicle and the speed of the vehicle; A memory (or storage unit) 404 for storing map data; Generates a vehicle estimated position based on the first vehicle position data and the second vehicle position data, and generates a link in the map data stored in the storage unit 404 (the map matching link or the map matching road And outputs the matched map information (map matching result); A communication unit 408 for receiving real-time traffic information from the information providing center through the wireless communication network 500 and performing telephone communication; And generating map information on the basis of the matched map information (map matching result), judging whether or not a line for selecting a specific area on the map data is drawn, extracting from the map data corresponding to the specific area in the line A control unit 407 for searching and providing POI information; A display unit (405) for displaying a route guidance map included in the route guidance information and the retrieved POI information; And a voice output unit 406 for outputting voice guidance voice information (voice guidance voice message) included in the voice guidance information. Here, the communication unit 408 may further include a handsfree having a Bluetooth module.

The route guidance information may include not only map data but also various information related to driving such as lane information, traveling speed limit information, turn-by-turn information, traffic safety information, traffic guidance information, vehicle information, .

The signals received through the GPS module 401 include 802.11 which is a standard of a wireless network for a wireless LAN including a wireless LAN and some infrared communication proposed by IEEE (Institute of Electrical and Electronics Engineers), Bluetooth, UWB A wireless MAN (Metropolitan Area Network) (BWA) including 802.15, which is a standard for a wireless PAN (Personal Area Network) including a wireless LAN (WLAN) and ZigBee, and a city wideband network And 802.20, which is a standard for the mobile Internet for mobile broadband wireless access (MBWA) including WiBro, WiMAX, etc., And to provide the navigation device 400 with the location information.

The navigation unit 400 may further include an input unit, and the input unit may be a variety of devices such as a keypad, a touch screen, a jog shuttle, and a microphone.

The map matching unit 403 generates a vehicle estimated position based on the first position data and the second position data, and reads the map data corresponding to the traveling path from the storage unit 404.

The map matching unit 403 matches the vehicle estimated position with the link (road) included in the map data, and outputs the matched map information (map matching result) to the control unit 407 . For example, the map matching unit 403 generates a vehicle estimated position based on the first position data and the second position data, and outputs the generated vehicle estimated position and the map data stored in the storage unit 404 , And outputs the matched map information (map matching result) to the control unit 407 The map matching unit 403 may output the road attribute information such as a single-storey road or a multi-storey road included in the matched map information (map matching result) to the control unit 407. [ In addition, the function of the map matching unit 403 may be implemented in the controller 407.

The storage unit 404 stores map data. At this time, the stored map data includes geographic coordinates (geographic coordinates or latitude and longitude coordinates) indicating latitude and longitude in units of minutes (DMS unit: Degree / Minute / Second). In addition to the geographical coordinates, UTM (Universal Transverse Mercator) coordinates, UPS (Universal Polar System) coordinates, and TM (Transverse Mercator) coordinates may be used as the stored map data.

The storage unit 404 stores various information such as various menu screens, point of interest (POI), and functional characteristic information according to a specific position of the map data.

The storage unit 404 stores various user interface (UI) and / or graphical user interface (GUI).

The storage unit 404 stores data and programs necessary for the navigation apparatus 400 to operate.

The storage unit 404 stores destination information inputted from the user through the input unit. At this time, the destination information may be either a destination or a source and a destination.

The display unit 405 displays image information (or a route guidance map) included in the route guidance information generated by the controller 407. Here, the display unit 405 may be a touch screen. The route guidance information may include not only map data but also various information related to driving such as lane information, traveling speed limit information, turn-by-turn information, traffic safety information, traffic guidance information, have.

When displaying the image information, the display unit 405 can display various contents such as various menu screens and route guidance information using the user interface and / or graphical user interface included in the storage unit 404 have. The content displayed on the display unit 405 includes various text or image data (including map data and various information data), a menu screen including data such as an icon, a list menu, and a combo box.

The voice output unit 406 outputs voice information included in the route guidance information generated by the control unit 407 (or a voice message for the route guidance information). Here, the audio output unit 406 may be an amplifier or a speaker.

The control unit 407 generates route guidance information based on the matched map information and outputs the generated route guidance information to the display unit 405 and the voice output unit 406. At this time, the display unit 405 displays the route guidance information.

The controller 407 receives the real-time traffic information from the information providing center, and generates the route guidance information.

The control unit 407 is connected to the call center through a communication unit 408 to perform a telephone conversation or transmit / receive information between the navigation device 400 and the call center. Here, the communication unit 408 includes a hands-free module having a Bluetooth function using a short-range wireless communication system.

The control unit 407 determines whether a line for selecting a specific area on the map data displayed on the display unit 405 is drawn by the user. Here, when the start point and the end point of the line intersect, the control unit 407 regards an area in the line as a user's selection.

The control unit 407 retrieves POI information selected by the user from the map data corresponding to the area in the line and displays the retrieved POI information on the display unit 405.

When the retrieved POI information is set by the user as a waypoint or a destination, the control unit 407 outputs the route guidance information along the route from the current position of the vehicle to the destination (including the stopover road).

Hereinafter, the operation of the POI information providing apparatus according to the third embodiment of the present invention will be described in detail with reference to FIG. 4 to FIG.

5 is a flowchart illustrating a POI information providing method according to a third embodiment of the present invention.

First, the controller 407 displays guidance information when the navigation device 400 is turned on (S11).

The control unit 407 determines whether the POI search key is selected by the user from various keys (e.g., destination key, menu key, navigation key, POI search key) displayed along with the route guidance information at step S12.

6 is a diagram illustrating a POI search key according to a third embodiment of the present invention.

6, the control unit 407 determines whether the POI search key 6-2 from among the destination key, the menu key, the navigation key, and the POI search key 6-2, Is selected. Here, the control unit 407 displays the traveling route 6-1 from the current position of the vehicle to the destination on the map (digital map).

The control unit 407 displays the POI list on the display unit 405 when the POI search key 6-2 is selected by the user (S13).

7 is a diagram illustrating a POI list according to a third embodiment of the present invention.

7, the control unit 407 displays the POI list 7-1 on the display unit 405 when the POI search key 6-2 is selected by the user. For example, the control unit 407 displays on the display unit 405 a POI list 7-1 including various POIs (POI information) such as gas stations, resting places, sights, parking lots,

The control unit 407 determines whether a specific POI is selected on the POI list 7-1 (S14). For example, the control unit 407 determines whether the user selects one of a gas station, a rest area, a spot, a parking lot, and a garage.

When a specific POI is selected on the POI list 7-1, the control unit 407 generates request information requesting selection of an area to search for the selected specific POI, and transmits the generated request information to the display unit 405 .

Figure 8 is a diagram illustrating request information requesting to select a region to search for a specific POI according to a third embodiment of the present invention.

8, when the service station is selected on the POI list 7-1, the control unit 407 displays a pop-up window " Select a region to search for a gas station (POI) " 8-1 on the display unit 405. [ The control unit 407 may output the request information through the voice output unit 406 by voice. Here, the pop-up window (request information) 8-1 may be excluded by the designer.

Thereafter, the control unit 407 determines whether a specific region is selected on the map data (S15). For example, the control unit 407 determines whether a line for selecting a specific region on the map data displayed on the display unit 405 is drawn by the user. Here, when the start point and the end point of the line intersect, the control unit 407 regards an area in the line as a user's selection.

9 is a diagram illustrating lines drawn by a user in accordance with a third embodiment of the present invention.

9, the control unit 407 determines whether a line 9-1 for selecting a specific area on the map data displayed on the display unit 405 is drawn by the user. The control unit 407 controls the area in the drawn line when the start point and the end point of the line intersect, such as a polygon such as a triangle, a shot, an octagon, or the like, Are considered to be selected.

The control unit 407 displays an enlargement key (+) for enlarging a map or a reduction key (-) for reducing a map in order to precisely and specifically select a specific area on the map data displayed on the display unit 405, To enlarge or reduce the map.

The control unit 407 retrieves the POI information selected by the user from the map data corresponding to the area in the line (S16), and displays the retrieved POI information on the display unit 405 (S17).

10 is a diagram illustrating a POI retrieved according to a third embodiment of the present invention.

10, the control unit 407 retrieves POI information selected by the user from the map data corresponding to the area in the drawn line, and displays the retrieved POI information on the display unit 405. FIG. For example, the control unit 407 searches for a gas station selected by the user in the area in the line, and searches for the gas stations (the gas station (1.5 km), the gas station (1.7 km), and the gas station (5.7 km) On the display unit 405 in the order in closest order from the current position of the vehicle.

The control unit 407 then generates inquiry information for inquiring whether to set the selected POI as a waypoint or a destination when a specific POI is selected by the user among the retrieved POIs and transmits the generated inquiry information to the display unit 405 ). That is, the control unit 407 determines whether the selected POI is set as a waypoint or a destination (S18).

11 is a diagram illustrating inquiry information inquiring whether to set a POI selected by a user as a way point or a destination according to the third embodiment of the present invention.

11, the control unit 407 generates a pop-up window 11-1 for inquiring whether to set the selected POI as a waypoint or a destination when a specific POI is searched by the user from among the searched POIs And displays the generated pop-up window (11-1) on the display unit (405). The control unit 407 may output the inquiry information through the voice output unit 406 by voice.

The control unit 407 sets the selected POI as a stopover point when the stopover point is selected by the user on the pop-up window 11-1 and updates the route guidance information along the route from the current position of the vehicle to the destination Output. On the other hand, when the destination is selected by the user on the pop-up window 11-1, the control unit 407 sets the selected POI as a destination and outputs the route guidance information along the traveling route from the current position of the vehicle to the destination do.

Hereinafter, the operation of the POI information providing apparatus according to the fourth embodiment of the present invention will be described in detail with reference to FIGS. 4, 12 and 13. FIG.

12 is a flowchart illustrating a POI information providing method according to a fourth embodiment of the present invention.

First, the controller 407 displays guidance information when the navigation device 400 is turned on (S21).

The control unit 407 determines whether the POI search key is selected by the user from various keys (e.g., destination key, menu key, navigation key, POI search key) displayed along with the route guidance information at step S22. The control unit 407 displays the POI list on the display unit 405 when the POI search key 6-2 is selected by the user (S23).

The control unit 407 determines whether a specific POI is selected on the POI list 7-1 (S24). For example, the control unit 407 determines whether the user selects one of a gas station, a rest area, a spot, a parking lot, and a garage.

When a specific POI is selected on the POI list 7-1, the control unit 407 generates request information requesting selection of an area to search for the selected specific POI, and transmits the generated request information to the display unit 405 .

Thereafter, the control unit 407 determines whether a specific region is selected on the map data (S25). For example, the control unit 407 determines whether a line for selecting a specific region on the map data displayed on the display unit 405 is drawn by the user. Here, when the start point and the end point of the line intersect, the control unit 407 regards an area in the line as a user's selection.

The control unit 407 displays an enlargement key (+) for enlarging a map or a reduction key (-) for reducing a map in order to precisely and specifically select a specific area on the map data displayed on the display unit 405, To enlarge or reduce the map.

The control unit 407 searches POI information selected by the user from the map data corresponding to the area in the line (S26), and displays the POI information on the display unit 405 in a predetermined position at the corresponding position S27). For example, the control unit 407 displays the searched POI information on the display unit 405 in any one of a dot, an icon, a symbol, and an avatar at a corresponding position.

13 is a diagram illustrating POI information retrieved according to a fourth embodiment of the present invention in a predetermined position in a corresponding position.

As shown in FIG. 13, the control unit 407 displays the searched POI information on the display unit 405 as dots (13-1) at corresponding positions. When a specific point among the displayed points is selected by the user, the control unit 407 may set the POI corresponding to the selected point as a way point or a destination according to the user's selection.

Hereinafter, the operation of the POI information providing apparatus according to the fifth embodiment of the present invention will be described in detail with reference to FIGS. 4, 14 and 15. FIG.

FIG. 14 is a flowchart illustrating a POI information providing method according to a fifth embodiment of the present invention.

First, the control unit 407 displays guidance information when the navigation device 400 is turned on (S31).

The control unit 407 determines whether the POI search key is selected by the user from various keys (e.g., destination key, menu key, navigation key, POI search key) displayed along with the route guidance information at step S32. The control unit 407 displays the POI list on the display unit 405 when the POI search key 6-2 is selected by the user (S33).

The control unit 407 determines whether a specific POI is selected on the POI list 7-1 (S34). For example, the control unit 407 determines whether the user selects one of a gas station, a rest area, a spot, a parking lot, and a garage.

When a specific POI is selected on the POI list 7-1, the control unit 407 generates request information requesting selection of an area to search for the selected specific POI, and transmits the generated request information to the display unit 405 .

Thereafter, the control unit 407 determines whether a plurality of regions are selected on the map data (S35). For example, the control unit 407 determines whether lines for selecting a plurality of regions on the map data displayed on the display unit 405 are drawn by the user. Here, when the start point and the end point of each line intersect, the control unit 407 regards an area in each line as a user's selection.

The control unit 407 displays an enlargement key (+) for enlarging a map or a reduction key (-) for reducing a map in order to precisely and specifically select a specific area on the map data displayed on the display unit 405, To enlarge or reduce the map.

Thereafter, the control unit 407 searches POI information selected by the user from the map data corresponding to each region in the plurality of lines (S36), and displays the POI information on the display unit 405 (S27 ). Here, the control unit 407 may display the searched POI information on the display unit 405 in any one of a point, an icon, a symbol, and an avatar at a corresponding position.

15 is a view showing a plurality of regions selected according to a fifth embodiment of the present invention.

15, the control unit 407 retrieves POI information selected by the user from the map data corresponding to each region in the plurality of lines, displays the retrieved POI information on the display unit 405 do. Here, the controller 407 may select a plurality of different POIs (for example, a gas station, a rest stop, a spot parking lot, a garage) on the POI list according to a user's selection, or may select a plurality of areas.

The controller 407 may set the POI selected by the user among the plurality of displayed POIs as a way point or a destination according to the user's selection.

As described in detail above, the POI information providing method and apparatus of the mobile terminal according to the embodiments of the present invention determine whether a line for selecting a specific region on the map data is drawn, It is possible to retrieve the POI desired by the user accurately and easily by searching for the POI information from the corresponding map data.

The method and apparatus for providing POI information of a mobile terminal according to an exemplary embodiment of the present invention determines whether a line for selecting a specific region on the map data is drawn and extracts POI information from map data corresponding to the specific region in the line And provides the retrieved POI information, so that the user can quickly provide desired POI information within a desired area.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

1 is a block diagram showing a vehicle navigation system according to the prior art.

2 is a block diagram illustrating a configuration of a mobile communication terminal to which the POI information providing apparatus according to the first embodiment of the present invention is applied.

3 is a block diagram illustrating a configuration of a telematics terminal to which the POI information providing apparatus according to the second embodiment of the present invention is applied.

4 is a block diagram showing a configuration of a navigation apparatus to which a POI information providing apparatus according to a third embodiment of the present invention is applied.

5 is a flowchart illustrating a POI information providing method according to a third embodiment of the present invention.

6 is a diagram illustrating a POI search key according to a third embodiment of the present invention.

7 is a diagram illustrating a POI list according to a third embodiment of the present invention.

Figure 8 is a diagram illustrating request information requesting to select a region to search for a specific POI according to a third embodiment of the present invention.

9 is a diagram illustrating lines drawn by a user in accordance with a third embodiment of the present invention.

10 is a diagram illustrating a POI retrieved according to a third embodiment of the present invention.

11 is a diagram illustrating inquiry information inquiring whether to set a POI selected by a user as a way point or a destination according to the third embodiment of the present invention.

12 is a flowchart illustrating a POI information providing method according to a fourth embodiment of the present invention.

13 is a diagram illustrating POI information retrieved according to a fourth embodiment of the present invention in a predetermined position in a corresponding position.

FIG. 14 is a flowchart illustrating a POI information providing method according to a fifth embodiment of the present invention.

15 is a view showing a plurality of regions selected according to a fifth embodiment of the present invention.

DESCRIPTION OF THE REFERENCE NUMERALS

401: GPS module 402: DR sensor

403: map matching unit 404:

405: Display section 406: Audio output section

407: Control section 408:

500: wireless communication network

Claims (20)

Displaying a POI search key for searching map data and POI (Point Of Interest) on a display unit; Displaying the POI categories on the display unit when the POI search key is selected; Displaying a window on the display requesting to select an area to search for the first POI category if the first POI category is selected from the POI categories; Selecting an area to be touched on the displayed map data as an area to search for the first POI category if an OK key for the window is selected; Automatically searching only the POI information corresponding to the selected first POI category from the area data corresponding to the selected area; And displaying a predetermined icon indicating only the retrieved POI information in the selected area. 2. The method of claim 1, Determining whether a line for selecting the area on the map data has been drawn; And selecting an area in the line as an area to search for the first POI category when a start point and an end point of the line intersect with each other. delete delete delete delete delete 2. The method of claim 1, Further comprising the step of determining whether a plurality of lines for selecting a plurality of regions on the map data have been drawn. 9. The method of claim 8, further comprising searching for one POI or a plurality of different POIs in the plurality of regions. The method according to claim 1, Receiving a global positioning system (GPS) signal and generating first position data of the vehicle based on the received GPS signal; Generating second position data based on the running direction of the vehicle and the speed of the vehicle; Generating a vehicle estimated position based on the first position data and the second position data; Further comprising the step of providing route guidance information based on a traveling route from the vehicle estimated position to a destination. A storage unit for storing map data; A display unit for displaying a POI search key for searching the map data and POI (Point Of Interest); Displaying a POI category on the display unit when the POI search key is selected and displaying a window requesting to select an area for searching the first POI category when the first POI category is selected from the POI categories, Selecting a region to be touched on the displayed map data as an area to search for the first POI category when the confirmation key for the window is selected and selecting a POI category corresponding to the selected first POI category And displaying a predetermined icon in the selected area, wherein the predetermined icon indicates only the retrieved POI information. 12. The apparatus according to claim 11, Wherein the area selecting unit selects an area in the line when the start point and the end point of the line intersect with each other as an area to search for the first POI category, To the POI information providing apparatus. delete delete delete delete delete 12. The apparatus according to claim 11, And determines whether a plurality of lines for selecting a plurality of regions on the map data have been drawn. 19. The apparatus of claim 18, And searches for one POI or a plurality of different POIs in the plurality of regions. 12. The method of claim 11, A GPS module for receiving a global positioning system (GPS) signal and for generating first position data of the vehicle based on the received GPS signal; A dead-reckoning (DR) sensor for generating second position data based on the running direction of the vehicle and the speed of the vehicle; And a map matching unit for generating a vehicle estimated position based on the first position data and the second position data, wherein the control unit provides the guidance information based on the traveling path from the vehicle estimated position to the destination The POI information providing apparatus comprising:

Images