KR20110139791A - Method for providing messenger using augmented reality in mobile terminal - Google Patents

Abstract

PURPOSE: A method for providing a messenger using an augmented reality is provided to display the location information of bodies in a predetermined range from a current terminal location by using the image information of an object which is displayed on a camera preview on the preview. CONSTITUTION: A controller receives augmented subscriber information and subscriber location information of a preset range to a direction in which a terminal desired to go from an augmented reality server(S33). If it is determined as a messenger body by using the received augmented reality subscriber information, the control unit displays a preview image to be overlapped with an augmented reality subscriber identification icon by using the augmented reality subscriber location information in which the body is checked(S35). The controller displays a messenger execution screen which displays a body list according to the current state information of received bodies on the predetermined area of a displays unit(S37).

Description

METHOD FOR PROVIDING MESSENGER USING AUGMENTED REALITY IN MOBILE TERMINAL}

The present invention relates to a method for providing a messenger using augmented reality in a mobile communication terminal, and more particularly, by using image information of an object displayed in a camera preview, location information of buddies in a certain range from a current terminal location is displayed in the preview. In addition, the present invention relates to a messenger providing method using augmented reality in a mobile communication terminal that provides a messenger displaying current status information and a conversation history of buddies.

In general, a mobile communication terminal is a portable device that is portable and has one or more functions such as voice and video calling, information input / output, and data storage.

As the functions are diversified, for example, the mobile communication terminal has complicated functions such as taking a picture or a video, playing a music or video file, playing a game, receiving a broadcast, etc., in the form of a comprehensive multimedia player. Is being implemented.

Many new attempts are being applied to these multimedia devices in terms of hardware or software to implement complex functions. For example, a user interface environment is provided for a user to search for or select a function easily and conveniently.

Here, augmented reality is a technology for providing additional information required for an actually captured image (real environment) by overlaying a 3D virtual object on the actually captured image. There is a need to provide various graphic user interface environments using the AR technology in a mobile communication terminal.

The present invention has been made to solve the above-described problem, by using the image information of the object displayed in the camera preview, the position information of the buddies in a certain range from the current terminal position in the preview and at the same time the current status information of the buddies And a messenger providing method using augmented reality in a mobile communication terminal providing a messenger displaying a conversation history.

In order to solve the above problems, a method of providing a messenger using augmented reality in a mobile communication terminal according to an embodiment of the present invention is a location of a terminal acquired through an object information and a location information module of a preview image obtained through a camera of a mobile communication terminal. Transmitting the information to the augmented reality server, receiving augmented reality subscriber information and subscriber location information within a preset range in a direction that the terminal is directed from the augmented reality server, messenger buddy using the received augmented reality subscriber information If it is confirmed that the augmented reality subscriber identification icon is superimposed on the preview image using the augmented reality subscriber location information confirmed by the buddy and the buddy list according to the current status information of the buddies received by accessing the messenger server Display the messenger execution screen to display It characterized in that comprises a step of displaying a predetermined area.

According to an aspect of an embodiment of the present invention, when there is a predetermined selection or touch on the augmented reality subscriber identification icon, at least one of a telephone call menu, a message menu, an SNS menu, a chat menu, a shortest distance transmission menu, and the like. And displaying a list of submenus for executing an application on the display unit.

According to an aspect of an embodiment of the present invention, the buddy list is characterized by displaying the buddy close to the user at the top of the buddy list by calculating the location of the mobile communication terminal of the user and the location of the mobile communication terminal of the buddy.

According to an aspect of an embodiment of the present invention, when there is a predetermined selection or touch in the shortest distance transmission menu, a text message or a chat of a messenger is used for a text message that calculates the shortest distance between the mobile communication terminal location and the buddy's mobile communication terminal. It is characterized by transmitting through.

According to one embodiment of the present invention, when there is a predetermined selection or touch in the shortest distance transmission menu, MMS or MMS by capturing a map image showing the location of the mobile communication terminal and the shortest path diagram of the mobile communication terminal of the buddy. Characterized in that the transmission through the chat of the messenger.

According to the present invention, by displaying the location information of the messenger buddy superimposed on the camera preview using augmented reality, the user can visually recognize the location information of the buddy intuitively easily through the camera preview screen.

1 is a block diagram of a mobile communication terminal according to an embodiment of the present invention.
2A is a front perspective view of a mobile communication terminal according to an embodiment of the present invention.
2B is a rear perspective view of a mobile communication terminal according to an embodiment of the present invention.
3 is a flowchart illustrating a messenger providing method using augmented reality in a mobile communication terminal according to an embodiment of the present invention.
4 is a flowchart illustrating a relationship between transmission and reception of information between a mobile communication terminal, a messenger server, and an AR server according to an embodiment of the present invention.
FIG. 5 is an image diagram of a mobile communication terminal in which augmented reality subscriber identification icon is superimposed on a camera preview image according to an embodiment of the present invention.
6 is an image diagram of a mobile communication terminal capturing the shortest path between a user and a buddy according to an embodiment of the present invention.

Hereinafter, a mobile terminal according to the present invention will be described in more detail with reference to the accompanying 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.

The mobile terminal described herein may include a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), navigation, and the like.

However, it will be readily apparent to those skilled in the art that the configuration according to the embodiments described herein may also be applied to fixed terminals such as digital TVs, desktop computers, etc., except when applicable only to mobile terminals.

1 is a block diagram of a mobile terminal according to an embodiment of the present invention.

The mobile terminal 100 includes a wireless communication unit 110, an A / V input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a memory 160, and an interface. The unit 170, the controller 180, and the power supply unit 190 may be included. The components shown in FIG. 1 are not essential, so that 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 one or more modules that enable wireless communication between the mobile terminal 100 and the wireless communication system or between the mobile terminal 100 and a network in which the mobile 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 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 mean a server that generates and transmits a broadcast signal and / or broadcast related information or a server that receives a previously generated broadcast signal and / or broadcast related information and transmits the same to a terminal. The broadcast signal may include not only a TV broadcast signal, a radio broadcast signal, and a data broadcast signal, but also a broadcast signal having a data broadcast signal combined with a TV broadcast signal or a radio broadcast signal.

The broadcast related information may mean information related to a broadcast channel, a broadcast program, or a broadcast service provider. The broadcast related information may also be provided through a mobile communication network. In this case, it may be received by the mobile communication module 112.

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 may include, for example, Digital Multimedia Broadcasting-Terrestrial (DMB-T), Digital Multimedia Broadcasting-Satellite (DMB-S), Media Forward Link Only (MediaFLO), and Digital Video Broadcast (DVB-H). Digital broadcast signals can be received using digital broadcasting systems such as Handheld and Integrated Services Digital Broadcast-Terrestrial (ISDB-T). Of course, the broadcast receiving module 111 may be configured to be suitable for not only the above-described digital broadcasting system but also other broadcasting systems.

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 a wireless 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 transmission and reception of a voice call signal, a video call call signal, or a text / multimedia message.

The wireless internet module 113 refers to a module for wireless internet access and may be embedded or external to the mobile terminal 100. 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 114 refers to a module for short range communication. As a short range communication technology, Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, and the like may be used.

The location information module 115 is a module for obtaining a location of a mobile terminal, and a representative example thereof is a GPS (Global Position System) module.

Referring to FIG. 1, the A / V input unit 120 is for inputting an audio signal or a video signal, and may include a camera 121 and a microphone 122. The camera 121 processes image frames such as still images or moving images obtained by the image sensor in the video call mode or the photographing mode. The processed image frame may 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. Two or more cameras 121 may be provided according to the use environment.

The microphone 122 receives an external sound signal by a microphone in a call mode, a recording mode, a voice recognition mode, etc., and processes the external sound signal into electrical voice data. 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 when the voice data is in the call mode, and output. The microphone 122 may implement various noise removing algorithms for removing noise generated in the process of receiving an external sound signal.

In the present invention, the microphone serves as an acoustic sensor. That is, in order to detect the user's motion with respect to the terminal, when the user heats the terminal, the vibration thereof may be sensed through the microphone 122. Instead of this microphone, a shock sensor can be used. The microphone and the shock sensor can detect the motion of the user's terminal in place of the sensing unit.

The user input unit 130 generates input data for the user to control the operation of the terminal. The user input unit 130 may include a key pad dome switch, a touch pad (static pressure / capacitance), a jog wheel, a jog switch, and the like.

The sensing unit 140 detects a current state of the mobile terminal 100 such as an open / closed state of the mobile terminal 100, a location of the mobile terminal 100, presence or absence of a user contact, orientation of the mobile terminal, acceleration / deceleration of the mobile terminal, and the like. To generate a sensing signal for controlling the operation of the mobile terminal 100. For example, when the mobile terminal 100 is in the form of a slide phone, it may sense whether the slide phone is opened or closed. In addition, whether the power supply unit 190 is supplied with power, whether the interface unit 170 is coupled to the external device may be sensed. The sensing unit 140 may include a proximity sensor 141, a touch sensor 142, and an inclination sensor 143.

The output unit 150 is used to generate an output related to sight, hearing, or tactile sense, and includes a display unit 151, an audio output module 152, an alarm unit 153, and a haptic module 154. Can be.

The display unit 151 displays (outputs) information processed by the mobile terminal 100. For example, when the mobile terminal is in a call mode, the mobile terminal displays a user interface (UI) or a graphic user interface (GUI) related to the call. When the mobile terminal 100 is in a video call mode or a photographing mode, the mobile terminal 100 displays photographed and / or received images, a UI, and a GUI.

The display unit 151 includes a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT LCD), an organic light-emitting diode (OLED), and a flexible display (flexible). and at least one of a 3D display.

Some of these displays can be configured to be transparent or light transmissive so that they can be seen from the outside. This may be referred to as a transparent display. A representative example of the transparent display is TOLED (Transparant OLED). The rear structure of the display unit 151 may also be configured as a light transmissive structure. With this structure, the user can see the object located behind the terminal body through the area occupied by the display unit 151 of the terminal body.

According to an implementation form of the mobile terminal 100, two or more display units 151 may exist. For example, in the mobile terminal 100, a plurality of display portions may be spaced apart from one another, or may be disposed integrally with one another, and may be disposed on different surfaces, respectively.

When the display unit 151 and a sensor for detecting a touch operation (hereinafter, referred to as a touch sensor) form a mutual layer structure (hereinafter referred to as a touch screen), the display unit 151 may be configured in addition to an output device. Can also be used as an input device. The touch sensor 142 may be, for example, in the form of a touch film, a touch sheet, a touch pad, or the like.

The touch sensor 142 may be configured to convert a change in pressure applied to a specific portion of the display unit 151 or capacitance generated at a specific portion of the display unit 151 into an electrical input signal. The touch sensor 142 may be configured to detect not only the position and area of the touch but also the pressure at the touch.

When there is a touch input to the touch sensor 142, the corresponding signal (s) are sent to the touch controller. The touch controller processes the signal (s) and then transmits the corresponding data to the controller 180. As a result, the controller 180 can know which area of the display unit 151 is touched.

Referring to FIG. 1, a proximity sensor 141 may be disposed in an inner region of the mobile terminal or in the vicinity of the touch screen, which is surrounded by the touch screen. The proximity sensor refers to a sensor that detects the presence or absence of an object approaching a predetermined detection surface or an object present in the vicinity without using a mechanical contact by using an electromagnetic force or infrared rays. Proximity sensors have a longer life and higher utilization than touch sensors.

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

Hereinafter, for convenience of explanation, the act of allowing the pointer to be recognized without being in contact with the touch screen so that the pointer is located on the touch screen is referred to as a "proximity touch", and the touch The act of actually touching the pointer on the screen is called "contact touch." The position where the proximity touch is performed by the pointer on the touch screen refers to a position where the pointer is perpendicular to the touch screen when the pointer is in proximity proximity.

The proximity sensor detects 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, and a proximity touch movement state). Information corresponding to the sensed proximity touch operation and proximity touch pattern may be output on the touch screen.

The sound output module 152 may output audio data received from the wireless communication unit 110 or stored in the memory 160 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 152 may also output a sound signal related to a function (eg, a call signal reception sound, a message reception sound, etc.) performed in the mobile terminal 100. The sound output module 152 may include a receiver, a speaker, a buzzer, and the like.

The alarm unit 153 outputs a signal for notifying occurrence of an event of the mobile terminal 100. Examples of events occurring in the mobile terminal include call signal reception, message reception, key signal input, and touch input. The alarm unit 153 may output a signal for notifying occurrence of an event in a form other than a video signal or an audio signal, for example, vibration. The video signal or the audio signal may also be output through the display unit 151 or the sound output module 152, so that they 151 and 152 may be classified as part of the alarm unit 153.

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

In addition to vibration, the haptic module 154 may be configured to provide a pin array that vertically moves with respect to the contact skin surface, a jetting force or suction force of air through an injection or inlet port, grazing to the skin surface, contact of an electrode, electrostatic force, and the like. Various tactile effects can be generated, such as effects by the endothermic and the reproduction of a sense of cold using the elements capable of endotherm or heat generation.

The haptic module 154 may not only deliver the haptic effect through direct contact, but also may implement the user to feel the haptic effect through a muscle sense such as a finger or an arm. Two or more haptic modules 154 may be provided according to a configuration aspect of the mobile terminal 100.

The memory 160 may store a program for the operation of the controller 180 and may temporarily store input / output data (for example, a phone book, a message, a still image, a video, etc.). The memory 160 may store data regarding vibration and sound of various patterns output when a touch input on the touch screen is performed.

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), RAM (Random Access Memory, RAM), Static Random Access Memory (SRAM), Read-Only Memory (ROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), Programmable Read-Only Memory (PROM), Magnetic Memory, Magnetic It may include a storage medium of at least one type of disk, optical disk. The mobile terminal 100 may operate in connection with a web storage that performs a storage function of the memory 160 on the Internet.

The interface unit 170 serves as a path with all external devices connected to the mobile terminal 100. The interface unit 170 receives data from an external device, receives power, transfers the power to each component inside the mobile terminal 100, or transmits data inside the mobile terminal 100 to an external device. For example, a wired / wireless 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 I / O port, A video input / output (I / O) port, an earphone port, and the like may be included in the interface unit 170.

The identification module is a chip that stores various types of information for authenticating the usage rights of the mobile terminal 100, and includes a user identification module (UIM), a subscriber identify module (SIM), and a universal user authentication module ( Universal Subscriber Identity Module (USIM), and the like. Devices with identification modules (hereinafter referred to as "identification devices") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 100 through the port.

The interface unit may be a passage through which power from the cradle is supplied to the mobile terminal 100 when the mobile terminal 100 is connected to an external cradle, or various command signals input from the cradle by a user may be transferred. It may be a passage that is delivered to the terminal. Various command signals or power input from the cradle may be operated as signals for recognizing that the mobile terminal is correctly mounted on the cradle.

The controller 180 typically controls the overall operation of the mobile terminal. For example, perform related control and processing for voice calls, data communications, video calls, and the like. The controller 180 may include a multimedia module 181 for playing multimedia. The multimedia module 181 may be implemented in the controller 180 or may be implemented separately from the controller 180.

The controller 180 may perform a pattern recognition process for recognizing a writing input or a drawing input performed on the touch screen as text and an image, respectively.

The power supply unit 190 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.

Various embodiments described herein may be implemented 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 include application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs), and the like. It may be implemented using at least one of processors, controllers, micro-controllers, microprocessors, and electrical units for performing other functions. The described embodiments may be implemented by the controller 180 itself.

According to the software implementation, embodiments such as the procedures and functions described herein may be implemented as separate software modules. Each of the software modules may perform one or more of the functions and operations described herein. Software code may be implemented in software applications written in a suitable programming language. The software code may be stored in the memory 160 and executed by the controller 180.

2A is a front perspective view of an example of a mobile terminal or a portable terminal according to the present invention.

The disclosed portable terminal 100 has a terminal body in the form of a bar.

However, the present invention is not limited thereto and may be applied to various structures such as a slide type, a folder type, a swing type, a swivel type, and two or more bodies are coupled to be relatively movable.

The body includes a casing (casing, housing, cover, etc.) that forms an exterior.

In this embodiment, the case may be divided into a front case 101 and a rear case 102. Various electronic components are built in the space formed between the front case 101 and the rear case 102. At least one intermediate case may be further disposed between the front case 101 and the rear case 102.

The cases may be formed by injecting synthetic resin or may be formed of a metal material, for example, a metal material such as stainless steel (STS) or titanium (Ti).

The display unit 151, the audio output unit 152, the camera 121, the user input units 131 and 132, the microphone 122, and the interface 170 may be disposed in the terminal body, mainly the front case 101.

The display unit 151 occupies most of the main surface of the front case 101. The sound output unit 152 and the camera 121 are disposed in regions adjacent to one end of both ends of the display unit 151, and the user input unit 131 and the microphone 122 are disposed in regions adjacent to the other end. The user input unit 132 and the interface 170 may be disposed on side surfaces of the front case 101 and the rear case 102.

The user input unit 130 is manipulated to receive a command for controlling the operation of the portable terminal 100 and may include a plurality of operation units 131 and 132. The manipulation units 131 and 132 may also be collectively referred to as manipulating portions, and may be employed in any manner as long as the user operates the tactile manner with a tactile feeling.

Content input by the first or second manipulation units 131 and 132 may be variously set. For example, the first operation unit 131 receives commands such as start, end, scroll, and the like, and the second operation unit 132 controls the size of the sound output from the sound output unit 152 or the size of the sound output from the display unit 151 To the touch recognition mode of the touch screen.

FIG. 2B is a rear perspective view of the portable terminal shown in FIG. 2A.

Referring to FIG. 2B, a camera 121 ′ may be additionally mounted on the rear of the terminal body, that is, the rear case 102. The camera 121 'may have a photographing direction substantially opposite to the camera 121 (see FIG. 2A), and may be a camera having different pixels from the camera 121.

For example, the camera 121 has a low pixel so that the user's face is photographed and transmitted to the counterpart in case of a video call, and the camera 121 'photographs a general subject and does not transmit it immediately. It is desirable to have a high pixel because there are many. The cameras 121 and 121 'may be installed in the terminal body so as to be rotatable or pop-upable.

A flash 123 and a mirror 124 are further disposed adjacent to the camera 121 '. The flash 123 shines light toward the subject when the subject is photographed by the camera 121 '. The mirror 124 allows the user to see his / her own face or the like when photographing (self-photographing) the user using the camera 121 '.

The sound output unit 152 'may be further disposed on the rear surface of the terminal body. The sound output unit 152 ′ may implement a stereo function together with the sound output unit 152 (see FIG. 2A), and may be used to implement a speakerphone mode during a call.

In addition to the antenna for talking and the like, a broadcast signal reception antenna 116 may be additionally disposed on the side of the terminal body. The antenna 116, which forms part of the broadcast receiving module 111 (see FIG. 1), can be installed to be able to be drawn out from the terminal body.

A power supply unit 190 for supplying power to the portable terminal 100 is mounted on the terminal body. The power supply unit 190 may be embedded in the terminal body or may be directly detachable from the outside of the terminal body.

The rear case 102 may be further equipped with a touch pad 135 for sensing a touch. Like the display unit 151, the touch pad 135 may also be configured to have a light transmission type. In this case, if the display unit 151 is configured to output visual information from both sides, the visual information may be recognized through the touch pad 135. The information output on both surfaces may be controlled by the touch pad 135. Alternatively, a display may be additionally mounted on the touch pad 135, and a touch screen may be disposed on the rear case 102 as well.

The touch pad 135 operates in association with the display unit 151 of the front case 101. The touch pad 135 may be disposed parallel to the rear of the display unit 151. The touch pad 135 may have a size equal to or smaller than that of the display unit 151.

Hereinafter, by using the image information of the object displayed in the camera preview, a mobile communication terminal that provides a messenger that displays the location information of buddies in a predetermined range from the current terminal position in the preview and displays the current status information and conversation history of the buddies. In the following, a method of providing a messenger using augmented reality is described.

3 is a flowchart illustrating a messenger providing method using augmented reality in a mobile communication terminal according to an embodiment of the present invention.

As shown in FIG. 3, the controller drives a camera to display a preview screen on the display unit. The control unit obtains current location information of the mobile communication terminal through a location information module (eg, GPS). Thereafter, the control unit transmits the current location information of the mobile communication terminal obtained through the object information and the location information module of the preview image acquired through the camera (S31).

The augmented reality server searches the map database according to the received location information of the mobile communication terminal, reads out map information within a predetermined range where the mobile communication terminal is located, and compares the received map information with the object information of the received preview image. Determine the direction the mobile communication terminal is currently facing.

The augmented reality server may receive information about a preset range from the mobile communication terminal in the direction that the mobile communication terminal is directed. The augmented reality server may obtain and obtain location information of a plurality of mobile communication terminals within a preset range according to a direction that the mobile communication terminal is directed to by requesting a home location register of a mobile communication network. The subscriber ID of the mobile communication terminal is compared with the subscriber ID stored in the augmented reality subscriber database.

According to the comparison result, the augmented reality server is augmented reality subscriber information (for example, ID: 010-123-4567, URI: 1234@lge.com) located within a predetermined range according to the direction that the mobile communication terminal is directed. ) And location information to the mobile communication terminal (S33).

The controller of the mobile communication terminal may compare the augmented reality subscriber information received in the messenger server with the messenger buddy list information stored in the storage unit and confirm that the messenger buddy is a friend.

When it is determined that the received augmented reality subscriber is a messenger buddy (friend), the controller displays the augmented reality subscriber identification icon on the camera preview image by using the augmented reality subscriber location information confirmed as the buddy (S35). The augmented reality subscriber identification icon may be displayed as a picture, a name of a birdie.

The control unit displays a messenger execution screen displaying a buddy list according to the current status information of the buddies received by accessing the messenger server in a predetermined area of the display unit (S37). Here, a description of the procedure of receiving the current status information of the buddies by accessing the messenger server will be described in detail with reference to FIG. 4.

4 is a flowchart illustrating a relationship between transmission and reception of information between a mobile communication terminal, a messenger server, and an AR server according to an embodiment of the present invention.

As shown in FIG. 4, in order to implement the present invention, the mobile communication terminal 100 may register data with the messenger server 300 and the augmented reality server 400 through a wireless Internet module, and then perform data communication.

Here, the messenger server 300 receives the presence information of the users (presentations) transmitted from a PUA (Presence User Agent, in this case 100, Buddy terminal 1, Buddy terminal 2, ...) using the PUBLISH method. Save it. In addition, the messenger server 300 uses the SUBSCRIBE method from the PUA to notify the PUA of the changed current status information by using the NOTIFY method.

That is, as shown in FIG. 4, the mobile communication terminal 100 can continuously grasp the change (eg, on, off, away, busy, etc.) of the current status information of the buddies in cooperation with the messenger server 300. have.

That is, the controller of the mobile communication terminal can grasp the current state information of the buddies by connecting to the messenger server using the messenger application, and also stores the buddy list having a buddy relationship with the storage unit. Therefore, the controller may compare the augmented reality subscriber information received in the messenger server 300 without the confirmation procedure with the messenger buddy list information stored in the storage unit to confirm that the messenger buddy (friend) (S41). Description (S31, S33, S35) for the augmented reality server 400 is omitted because it was described above in FIG.

Therefore, the mobile communication terminal 100 displays the location information of the buddies in the camera preview image in cooperation with the messenger server 300 and the augmented reality server 400, so that the user visually displays the location information of the buddy through the camera preview screen. It can be recognized easily, and also can conveniently exchange information with the messenger function.

FIG. 5 is an image diagram of a mobile communication terminal in which augmented reality subscriber identification icon is superimposed on a camera preview image according to an embodiment of the present invention.

As shown in FIG. 5, the control unit displays the augmented reality screen 500 displaying the identification icons 515-1 to 515-6 superimposed on the camera preview image according to the augmented reality subscriber location information whose buddy is confirmed. Display. The augmented reality subscriber identification icon may be displayed as a picture, a name of a birdie.

The controller also drives the messenger application to display the messenger execution screen 510 on a predetermined region of the display unit. The messenger execution screen 510 displays buddy lists 511 to 516 indicating current status information of buddies.

The controller may display a buddy close to the user at the top of the buddy list by calculating a distance between the two using the location information of the user's mobile communication terminal and the location information of the mobile communication terminal of the buddy received from the AR server. Referring to FIG. 5, chowon5 (511-1), sara (512-1), haps (513-1), and kimbab (514-1) in the camera preview image in which the identification icons 511-1 to 516-1 are displayed. Assuming that the user is far from the user in the order of lian05 (515-1) and park (516-1), the control unit buddy from the top of the messenger execution screen in the order of chowon5 (511-1) to park (516-1). A list can be displayed.

On the other hand, when the user rotates or moves the mobile communication terminal and the image of the camera preview is changed, or when the position of the mobile communication terminal of the buddies is changed, the distance between the two is calculated using the location information according to the change, and Therefore, the buddy list on the messenger execution screen can be changed.

6 is an image diagram of a mobile communication terminal capturing the shortest path between a user and a buddy according to an embodiment of the present invention.

As shown in FIG. 6A, the messenger execution screen 510 including the augmented reality screen 500 and the buddy list is displayed on the display unit as in FIG. 5. Here, when the user has a predetermined selection or touch on the augmented reality subscriber identification icon (park), the controller may execute at least one application such as a phone call menu, a message menu, an SNS menu, a chat menu, a shortest distance transmission menu, and the like. The lower menu list 600 may be displayed on the display unit.

The user can easily execute the application by selecting any one of the lower menu list 600. For example, the user may select a phone call menu in the sub-menu list 600 to attempt a call with park, and select a message transmission menu to simply send a message to park.

In addition, when the user selects the shortest distance transmission menu in the sub-menu list 600, the controller transmits a text that calculates the location of the mobile communication terminal and the shortest distance of the mobile communication terminal of the buddy to the park through a short message or a chat of a messenger. Can be. For example, you could send a short message to park: "You are within a 30m radius."

As another embodiment, as shown in (b) of FIG. 6, when the user selects the shortest distance transmission menu in the lower menu list 600, the controller may control the location of the mobile communication terminal and the shortest path of the mobile communication terminal of the buddy. The map image 610 showing the degree may be captured and transmitted to the park through MMS. In addition, since a messenger application is currently running, the captured map image can be attached to the park using a messenger chat function.

Therefore, the user can communicate variously by intuitively and simply recognizing the location information of the buddy more visually as well as the communication activity between the buddies through a messenger.

In addition, according to an embodiment of the present invention, the above-described method may be implemented as code that can be read by a processor in a medium in which a program is recorded. Examples of processor-readable media include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, and the like, and may be implemented in the form of a carrier wave (for example, transmission over the Internet). Include.

The above-described mobile communication terminal and the control method applied thereto are not limited to the configuration and method of the above-described embodiments, but the embodiments are all or part of each embodiment so that various modifications can be made. May be optionally combined.

100: mobile communication terminal 300: messenger server
400: Augmented Reality Server

Claims (5)

Transmitting the object information of the preview image acquired through the camera of the mobile communication terminal and the location information of the terminal obtained through the location information module to the AR server;
Receiving augmented reality subscriber information and subscriber location information within a preset range in a direction of the terminal from the augmented reality server;
If the messenger buddy is confirmed using the received augmented reality subscriber information, displaying the augmented reality subscriber identification icon on the preview image by using the augmented reality subscriber location information confirmed by the buddy; And
Method of providing a messenger using augmented reality in a mobile communication terminal comprising the step of displaying a messenger execution screen for displaying a buddy list according to the current status information of the buddies received by accessing the messenger server in a predetermined region of the display unit; .
The method of claim 1,
When there is a predetermined selection or touch on the augmented reality subscriber identification icon, the display unit displays a sub-menu list for executing at least one application, such as a phone call menu, a message menu, an SNS menu, a chat menu, a shortest distance transmission menu, etc. Method of providing a messenger using augmented reality in a mobile communication terminal characterized in that displayed on.
The method of claim 1,
The buddy list is a messenger providing method using augmented reality in the mobile communication terminal, characterized in that for calculating the position of the mobile communication terminal of the user and the position of the mobile communication terminal of the buddy to display on the top of the buddy list close to the user.
The method of claim 2,
When there is a predetermined selection or touch in the shortest distance transmission menu, the mobile communication terminal is characterized by transmitting a text that calculates the location of the mobile communication terminal and the shortest distance of the mobile communication terminal of the buddy through a short message or a chat of a messenger. Messenger providing method using augmented reality in the.
The method of claim 2,
When there is a predetermined selection or touch in the shortest distance transmission menu, a map image indicating the location of the mobile communication terminal and the shortest path diagram of the mobile communication terminal of the buddy is captured and transmitted through chat via MMS or messenger. Messenger providing method using augmented reality in a mobile communication terminal.

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