KR102201735B1 - Method for linking an external server with a device and system for the same - Google Patents

Abstract

Disclosed are a method for linking a device with an external server and a system for the same.
A method of linking a device with an external server according to an embodiment of the present invention includes the steps of executing a messenger application linked with a first server in a mobile terminal, and receiving a first signal requesting a friend from the mobile terminal. 1 transmitting to a server; and transmitting, in the first server, first user information for identifying a user of the messenger application to a second server according to the first signal; and in the second server , Generating second user information corresponding to the first user information, and transmitting, in the second server, a second signal including terms and conditions information necessary for accepting the friend request to the first server And, at the first server, transmitting the second signal to the mobile terminal, and receiving, at the mobile terminal, a first user command for agreeing to the terms of use, according to the second signal, and the In a mobile terminal, transmitting a third signal corresponding to the received first user command to the first server, in the first server, transmitting the third signal to the second server, and the And mapping and storing the second user information and the first user information in a second server.

Description

Method for linking external server and device, and system for it {METHOD FOR LINKING AN EXTERNAL SERVER WITH A DEVICE AND SYSTEM FOR THE SAME}

The present invention relates to a method and a system for interworking an external server and a device.

Various electronic devices such as televisions, refrigerators, set-top boxes, and smart phones have become essential elements in our daily lives. These various electronic devices were generally controlled by the user through each remote control or key button provided on the device, but the consumer's desire to remotely grasp the current state of the electronic device in the home or control the electronic device in the home. Is gradually increasing.

In order to meet the needs of these consumers, technology that can control electronic devices through applications installed on smart phones has been introduced, but different types of electronic devices require different applications or are limited to the functions of electronic devices that can be controlled. There was discomfort, such as having a tooth.

In addition, since the electronic device remains in a passive position, it is difficult to feel that the user is communicating with the electronic device, and the situation is still insufficient in terms of user experience and user interface.

The technical problem to be achieved by an embodiment of the present invention is to provide a solution capable of linking an external server and an electronic device through a messenger application.

In addition, a technical problem to be achieved by an embodiment of the present invention is to provide a method of controlling various electronic devices through a messenger application.

The technical problems to be achieved in the present invention are not limited to the technical problems mentioned above, and other technical problems that are not mentioned will be clearly understood by those of ordinary skill in the technical field to which the present invention belongs from the following description. I will be able to.

A method of linking a device with an external server according to an embodiment of the present invention includes the steps of executing a messenger application linked with a first server in a mobile terminal, and receiving a first signal requesting a friend from the mobile terminal. 1 transmitting to a server; and transmitting, in the first server, first user information for identifying a user of the messenger application to a second server according to the first signal; and in the second server , Generating second user information corresponding to the first user information, and transmitting, in the second server, a second signal including terms and conditions information necessary for accepting the friend request to the first server And, at the first server, transmitting the second signal to the mobile terminal, and receiving, at the mobile terminal, a first user command for agreeing to the terms of use, according to the second signal, and the In a mobile terminal, transmitting a third signal corresponding to the received first user command to the first server, in the first server, transmitting the third signal to the second server, and the And mapping and storing the second user information and the first user information in a second server.

A method of controlling a mobile terminal according to an embodiment of the present invention includes executing a messenger application, receiving a first user command for adding an account of an external server as a friend on the execution screen of the messenger application, Displaying a chat room screen with an account of the external server according to the received first user command, and displaying a chat window on the chat room screen for requesting consent to terms and conditions of a service provided by the external server; and , Receiving a second user command including text agreeing to the terms of use through the chat room screen, and displaying a chat window guiding registration of a specific device to be interlocked with the external server on the chat room screen. And, receiving a third user command including text indicating a specific device through the chat room screen, and guiding input of a device ID of a specific device corresponding to the third user command on the chat room screen And displaying a chat window, and receiving a fourth user command including a text of a device ID of the specific device through the chat room screen.

A method of controlling a device according to an embodiment of the present invention includes the steps of executing a messenger application in a mobile terminal and displaying a chat room screen with an account of a first server, and pre-registered with the messenger application in the mobile terminal. Transmitting a first signal for adding two or more friends as chat partners of the chat room to a second server linked to the messenger application, and in the mobile terminal, the specific device from at least one friend of the added chat partners Receiving a second signal including data related to the function of the second server via the second server; displaying a chat window corresponding to the received second signal on the chat room screen in the mobile terminal; and the movement Receiving, at a terminal, a user command including a text corresponding to a function of the specific device related to the received second signal through the chat room screen, and at the mobile terminal, a second signal corresponding to the received user command. 3 transmitting a signal to the second server; transmitting the third signal to the first server at the second server; and the specific device corresponding to the third signal at the first server And transmitting a fourth signal for controlling a function of the specific device to the specific device, and executing the function in the specific device according to the fourth signal.

According to an embodiment of the present invention, a solution capable of interworking an external server and an electronic device through a messenger application is provided.

In addition, according to an embodiment of the present invention, a method of controlling various electronic devices through a messenger application is provided.

The effects obtainable in the present invention are not limited to the above-mentioned effects, and other effects not mentioned can be clearly understood by those of ordinary skill in the art from the following description. will be.

1 is a schematic diagram of a system for implementing a method of interworking an external server and a device according to an embodiment of the present invention.
2 is a block diagram of a mobile terminal according to an embodiment of the present invention.
3 is a flowchart showing a procedure for subscribing to a service provided by a second server according to an embodiment of the present invention.
4 is a diagram illustrating a procedure for subscribing to a service provided by a second server according to an embodiment of the present invention.
5 is a flowchart illustrating a procedure of registering a device with a second server in order to control a device using a service provided by the second server according to an embodiment of the present invention.
6 is a block diagram illustrating configuration modules of a television that can be controlled using a service provided by a second server according to an embodiment of the present invention.
7 is a block diagram showing in more detail the control unit of the television shown in FIG. 6.
8 and 9 are diagrams illustrating a procedure for registering a device in a second server according to an embodiment of the present invention.
10 is a diagram illustrating an example of receiving a device ID of a specific device from a second server according to an embodiment of the present invention.
11 is a diagram illustrating an example in which user information related to a specific device can be checked according to an embodiment of the present invention.
12 is a diagram for explaining an example of changing a device ID of a specific device according to an embodiment of the present invention.
13 is a diagram illustrating an example in which a user of a specific device initiates a connection of a user connected to a specific device according to an embodiment of the present invention.
14 is a diagram illustrating a procedure for registering a device in a second server according to another embodiment of the present invention.
15 is a block diagram showing configuration modules of a second server, and FIG. 16 is a flowchart illustrating an example of a method of controlling a specific device by a second server according to a user command through a messenger application installed in a mobile terminal.
17 is a view for explaining an example in which a second server controls a specific device through an application installed in a mobile terminal according to an embodiment of the present invention.
18 is a diagram for explaining an example in which a second server recommends emotion to a user through an application installed in a mobile terminal according to an embodiment of the present invention.
19 is a view for explaining an example of sharing a photo with a device registered in a second server through an application installed in a mobile terminal according to an embodiment of the present invention.
20 is a view for explaining an example in which a second server controls a specific device through an application installed in a mobile terminal according to an embodiment of the present invention.
21 is a view for explaining another example in which a second server controls a specific device through an application installed in a mobile terminal according to an embodiment of the present invention.
22 is a flowchart illustrating an example of a method for sharing and using a specific device of a first user with a second user.
23 is a diagram for explaining an example of a method for allowing a first user's specific device to be shared and used by a second user.

Hereinafter, the present invention will be described in more detail with reference to the drawings.

The suffixes "module" and "unit" for the constituent elements used in the following description are simply given in consideration of ease of writing in the present specification, and the "module" and "unit" may be used interchangeably with each other.

1 is a schematic diagram of a system for implementing a method of interworking an external server and a device according to an embodiment of the present invention.

According to an embodiment of the present invention, a system for implementing a method of linking a device with an external server includes a mobile terminal 100, a first server 200, a second server 300, and various devices 400 to be controlled. ~700).

The mobile terminal 100 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), a navigation system, and the like. A detailed description of the configuration modules of the mobile terminal 100 will be described later with reference to FIG. 2.

It is assumed that a messenger application is installed in the mobile terminal 100. The messenger application may be a native application installed during the manufacturing process of the mobile terminal 100, or may be an application downloaded later by the user.

The messenger application is linked with the first server 200. The messenger application is produced and distributed by the administrator of the first server 200. The first server 200 generally manages driving of a messenger application, updating of a messenger application, transmission/reception of messages through a messenger application, and content provided through a messenger application. The mobile terminal 100 may communicate with the first server 200 through a mobile communication module 112 or a wireless Internet module 113 to be described later.

The second server 300 transmits a control signal for controlling the various devices 400 to 700 to each device based on the information transmitted from the first server 200. In order to use the service of the second server 300, the user must go through a procedure of registering the devices 400 to 700 to be controlled with the second server 300. The registration procedure of devices to be controlled will be described later with reference to FIGS. 5 to 14. As the various devices 400 to 700, the television 400, the portable photo printer 500, the refrigerator 600, and the oven 700 shown in FIG. 1 are only examples.

According to the present invention, a user makes friends with an account of the second server 300 through a messenger application installed in the mobile terminal 100, and a device to be controlled through a chat room with the account of the second server 300. You can control various devices in the form of conversation with. Hereinafter, a specific embodiment of the present invention will be described in detail with reference to FIGS. 2 to 23.

2 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 audio/video (A/V) input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a memory 160, and an interface unit. 170, a control unit 180, and a power supply unit 190 may be included. Since the components shown in FIG. 2 are not essential, a mobile terminal having more components or fewer components may be implemented.

The wireless communication unit 110 may include one or more modules that enable wireless communication between the mobile terminal 100 and a 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 reception 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. Two or more broadcast reception modules 1100 may be provided to the mobile terminal 100 for simultaneous broadcast reception or broadcast channel switching of at least two broadcast channels.

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 and transmits a previously-generated broadcast signal and/or broadcast-related information 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 in a form in which a data broadcast signal is combined with a TV broadcast signal or a radio broadcast signal.

The broadcast-related information means 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 an Electronic Program Guide (EPG) of Digital Multimedia Broadcasting (DMB) or an Electronic Service Guide (ESG) of Digital Video Broadcast-Handheld (DVB-H).

The broadcast receiving module 111 includes, for example, Digital Multimedia Broadcasting-Terrestrial (DMB-T), Digital Multimedia Broadcasting-Satellite (DMB-S), Media Forward Link Only (MediaFLO), and Digital Video Broadcasting (DVB-H). -Handheld), DVB-CBMS (Convergence of Broadcasting and Mobile Service), OMA-BCAST (Open Mobile Alliance-BroadCAST), CMMB (China Multimedia Mobile Broadcasting), MBBMS (Mobile Broadcasting Business Management System), ISDB-T (Integrated Services) Digital broadcasting signals can be received using a digital broadcasting system such as Digital Broadcast-Terrestrial). Of course, the broadcast reception module 111 may be configured to be suitable for not only the digital broadcasting system described above, but also other broadcasting systems.

The broadcast signal and/or broadcast related information received through the broadcast reception module 111 may be stored in the memory 160.

The mobile communication module 112 includes at least one of a base station, an external terminal, and a server on a mobile communication network such as Global System for Mobile communications (GSM), Code Division Multiple Access (CDMA), and Wideband CDMA (WCDMA) (not limited thereto). It transmits and receives radio signals with Hana. The wireless signal may include a voice call signal, a video call signal, or various types of data according to transmission/reception of text/multimedia messages.

The wireless Internet module 113 refers to a module for wireless Internet access, and may be built-in or external to the mobile terminal 100. Wireless Internet technologies include WLAN (Wireless LAN) (Wi-Fi), Wibro (Wireless broadband), Wimax (World Interoperability for Microwave Access), HSDPA (High Speed Downlink Packet Access), GSM, CDMA, WCDMA, LTE (Long Term). Evolution) (but not limited to), and the like may be used.

From the point of view that wireless Internet access through Wibro, HSDPA, GSM, CDMA, WCDMA, LTE, etc. is made through a mobile communication network, the wireless Internet module 113 performing wireless Internet access through the mobile communication network is the mobile communication module. It may be understood as a kind of (112).

The short-range communication module 114 refers to a module for short-range communication. As 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 Global Position System (GPS) module. According to the current technology, the GPS module 115 calculates distance information and accurate time information away from three or more satellites, and then applies a trigonometric method to the calculated information, thereby providing a three-dimensional string according to latitude, longitude and altitude. Location information can be accurately calculated. Currently, a method of calculating position and time information using three satellites and correcting an error of the calculated position and time information using another satellite is widely used. In addition, the GPS module 115 may calculate speed information by continuously calculating the current location in real time.

Referring to FIG. 2, an audio/video (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 an image frame such as a still image or a video obtained by an image sensor in a video call mode or a 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 depending on 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, or the like and processes it as electrical voice data. In the case of a call mode, the processed voice data may be converted into a format that can be transmitted to a mobile communication base station through the mobile communication module 112 and then output. Various noise removal algorithms may be implemented in the microphone 122 to remove noise generated in the process of receiving an external sound signal. Two or more microphones 122 may be provided.

The user input unit 130 generates input data for the user to control the operation of the terminal. The user input unit 130 may be composed of a button located on the front, rear, or side of the mobile terminal 100, and a touch sensor (positive pressure/power failure), and although not shown, a keypad, a dome switch ), a jog wheel, a jog switch, and the like may be further included.

The sensing unit 140 detects the current state of the mobile terminal 100, such as an open/closed state of the mobile terminal 100, the position of the mobile terminal 100, the presence of user contact, the orientation of the mobile terminal, and acceleration/deceleration of the mobile terminal. Thus, a sensing signal for controlling the operation of the mobile terminal 100 is generated. Examples of the sensing unit 140 may include a gyroscope sensor, an acceleration sensor, and a geomagnetic sensor.

For example, when the mobile terminal 100 is in the form of a slide phone, it is possible to sense whether the slide phone is opened or closed. In addition, it is also possible to sense whether the power supply unit 190 supplies power or whether the interface unit 170 is coupled to an external device. Meanwhile, the sensing unit 140 may include a proximity sensor 141.

The output unit 150 is for generating output related to visual, auditory, or tactile sense, and includes a display unit 151, an audio output module 152, an alarm unit 153, and a haptic module 154. I can.

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

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. display) and a 3D display.

Some of these displays may be configured as a transparent type or a light-transmitting type so that the outside can be seen through them. This may be referred to as a transparent display, and a representative example of the transparent display is TOLED (Transparent OLED). The rear structure of the display unit 151 may also be configured as a light transmission type structure. With this structure, the user can see an object located behind the terminal body through an area occupied by the display unit 151 of the terminal body.

Two or more display units 151 may exist depending on the implementation form of the mobile terminal 100. For example, in the mobile terminal 100, a plurality of display units may be spaced apart or integrally disposed on one surface, or may be disposed on different surfaces.

When the display unit 151 and a sensor (hereinafter referred to as'touch sensor') for detecting a touch motion form a mutual layer structure (hereinafter, referred to as a'touch screen'), the display unit 151 It can also be used as an input device. The touch sensor may have, for example, a touch film, a touch sheet, a touch pad, or the like.

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

When there is a touch input to the touch sensor, a signal(s) corresponding thereto is transmitted to a touch controller (not shown). 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 whether an area of the display unit 151 is touched.

The proximity sensor 141 may be disposed in an inner area of the mobile terminal surrounded by the touch screen or near 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 existing in the vicinity using the force of an electromagnetic field or infrared rays without mechanical contact. Proximity sensors have a longer lifespan and higher utilization than contact sensors.

Examples of the proximity sensor 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 type proximity sensor, a magnetic type proximity sensor, an infrared proximity sensor, and the like. When the touch screen is capacitive, it is configured to detect the proximity of the pointer by a change in an electric field according to the proximity of the pointer. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

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 also outputs sound signals related to functions (eg, call signal reception sound, 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 the occurrence of an event in 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 the occurrence of an event in a form other than a video signal or an audio signal, for example, by vibration. Since the video signal or audio signal may also be output through the display unit 151 or the audio output module 152, in this case, the display unit 151 and the audio output module 152 are a kind of the alarm unit 153. It can also be classified.

The haptic module 154 generates various tactile effects that a user can feel. A typical example of the tactile effect generated by the haptic module 154 is vibration. 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 is used for stimulation such as an arrangement of pins vertically moving with respect to the contact skin surface, blowing force or suction force of air through the injection or inlet, grazing against the skin surface, contact of electrodes, and electrostatic force. It can generate various tactile effects, such as the effect by the effect and the effect by reproducing the feeling of coolness using an endothermic or heat generating element.

The haptic module 154 may not only transmit a tactile effect through direct contact, but may also be implemented so that a user can feel the tactile effect through muscle sensations such as a finger or an arm. Two or more haptic modules 154 may be provided depending on the configuration aspect of the mobile terminal 100.

The memory unit 160 may store a program for processing and control of the controller 180, and temporarily store input/output data (eg, a phone book, a message, an audio, a still image, a video, etc.) It can also perform a function for. The memory unit 160 may store a frequency of use for each of the data (eg, a frequency of use for each phone number, each message, and each multimedia).

In addition, the memory unit 160 may store data on vibrations and sounds of various patterns output when a touch input on the touch screen is performed.

The memory unit 160 includes a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (eg, SD or XD memory, etc.), RAM (Random Access Memory, RAM), SRAM (Static Random Access Memory), ROM (Read-Only Memory, ROM), EEPROM (Electrically Erasable Programmable Read-Only Memory), PROM (Programmable Read-Only Memory), magnetic memory, It may include at least one type of storage medium among magnetic disks and optical disks. The mobile terminal 100 may operate in connection with a web storage that performs a storage function of the memory 160 over the Internet.

The interface unit 170 serves as a passage for all external devices connected to the mobile terminal 100. The interface unit 170 receives data from an external device or receives power and transmits it 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 equipped with an identification module, an audio input/output (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 right to use the mobile terminal 100, and includes a user identification module (UIM), a subscriber identification module (SIM), and a universal user authentication module ( Universal Subscriber Identity Module, USIM), etc. may be included. A device equipped with an identification module (hereinafter,'identification device') may be manufactured in the form of a smart card. Therefore, the identification device can be connected to the terminal 100 through the port.

When the mobile terminal 100 is connected to an external cradle, the interface unit becomes a path through which power from the cradle is supplied to the mobile terminal 100, or various command signals input from the cradle by a user are moved. It can be a passage to the terminal. Various command signals or the 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, it performs related control and processing for voice calls, data communication, and video calls. The controller 180 may also 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 capable of recognizing a handwriting input or a drawing input performed on the touch screen as characters and images, respectively.

The power supply unit 190 receives external power and internal power under the control of the controller 180 and supplies power necessary for the operation of each component.

The battery may be a built-in battery made to be rechargeable, and may be detachably coupled to the terminal body for charging or the like. The connection port may be configured as an example of an interface 170 to which an external charger that supplies power for charging a battery is electrically connected.

Various embodiments described herein may be implemented in a recording medium that can be read by a computer or a similar device using, for example, software, hardware, or a combination thereof.

According to 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), It may be implemented using at least one of processors, controllers, micro-controllers, microprocessors, and electrical units for performing other functions, in some cases herein. The described embodiments may be implemented by the controller 180 itself.

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

3 is a flowchart showing a procedure for subscribing to a service provided by a second server according to an embodiment of the present invention. The service provided by the second server refers to a service that allows a user to control various devices through the second server through a messenger application, and subscription to the service refers to the procedure of making friends with the account of the second server in the messenger application. Can include.

The user executes a messenger application on the mobile terminal 100 and requests a friend to add the account of the second server 300 as a friend (S801). The wireless communication unit 110 of the mobile terminal 100 transmits a first signal requesting a friend to the first server 200.

The first server 200 receives the first signal and transmits first user information for identifying the user to the second server 300 (S802). The first user information may include a user's account opened in the first server 200 through a messenger application, login information necessary to access the messenger application, and the like. When the first signal is received, the first server 200 detects first user information of the user and transmits the detected first user information to the second server 300.

The second server 300 receives the first user information and generates second user information corresponding to the first user information (S803). The second user information refers to information for identifying each user who uses a service provided by the second server 300. The second server 300 may distinguish between a plurality of users by using the second user information. The second user information may serve as a medium connecting the user and various devices, as will be described later.

The second server 300 transmits, to the first server 200, a second signal including information on terms and conditions necessary for accepting the user's friend request (S804). The terms of use refer to terms of use related to the service provided by the second server 300.

The first server 200 transmits the second signal to the mobile terminal 100 (S805). Since the subscription and use of the service provided by the second server 300 is made through a messenger application installed in the mobile terminal 100, transmission/reception of signals and data between the mobile terminal 100 and the second server 300 May be achieved through the first server 200.

The mobile terminal 100 may receive the second signal through the wireless communication unit 110 and display a screen corresponding to the second signal through the display unit 151. The user input unit 130 of the mobile terminal 100 receives a user command for agreeing to the terms of use (S806). When the display unit 151 includes a touch screen, the display unit 151 may serve as the user input unit 130.

The wireless communication unit 110 of the mobile terminal 100 transmits a third signal corresponding to a user command for agreeing to the terms of use to the first server 200 (S807).

The first server 200 transmits the third signal to the second server 300 (S808).

The second server 300 receives the third signal, maps and stores the second user information and the first user information (S809). Accordingly, the user of the mobile terminal 100 can make friends with the account of the second server 300 and complete subscription to the service provided by the second server 300.

Hereinafter, with reference to FIG. 4, the service subscription procedure described above with respect to FIG. 3 will be described again through a screen displayed on the display unit 151 of the mobile terminal 100.

4 is a diagram illustrating a procedure for subscribing to a service provided by a second server according to an embodiment of the present invention.

When a messenger application is executed in the mobile terminal 100 and a menu for adding an official account or a plus friend is entered, an execution screen 810 as shown in FIG. 4A will be displayed on the display unit 151. I can.

When the user touches the part corresponding to the account of the second server 300 on the execution screen 810, the chat room screen 820 as shown in FIG. 4(b) is displayed on the display unit 151. I can. When a user command for adding an account of the second server 300 as a friend is detected, the controller 180 controls the display unit 151 to display a chat room screen 820 with the account of the second server 300. Control. Here, as described above, the controller 180 of the mobile terminal controls the wireless communication unit 110 to transmit a friend request signal for adding the account of the second server 300 as a friend to the first server 200, and , The first server 200 may transmit first user information for identifying a user to the second server 300.

Referring to FIG. 4B, a chat window 820 including a predetermined greeting transmitted from the second server 300 may be displayed on the chat room screen 820. When receiving the first user information from the first server 200, the second server 300 may transmit a signal corresponding to a predetermined greeting to the first server 200. The first server 200 transmits a signal corresponding to the predetermined greeting to the mobile terminal 100. For convenience of explanation, each of the chat content area of the second server 300 displayed on the chat room screen 820 or the chat content area of the user (eg, a chat speech balloon) will be referred to as a chat window.

The control unit 180 of the mobile terminal 100 controls the display unit 151 to display a chat window 822 requesting consent to the terms and conditions of use of the service provided by the second server 300 on the chat room screen 820 can do.

The second server 300 generates second user information corresponding to the received first user information, and transmits a signal including a terms and conditions of service provided by the second server 300 to the first server 200 Can be transferred to. The second server 300 transmits a signal including the terms of use to the mobile terminal 100, and the controller 180 of the mobile terminal 100 receives a signal including the terms of use. ) And the display unit 151 to display the chat window 822.

According to an embodiment, the signal including the terms of use may include the URL address of the second server 300. In (b) of FIG. 4, when the user touches the part 823 corresponding to the link information of the URL address of the second server 300, the user is connected to the web page of the second server 300 and the contents of the terms of use You can check in detail.

The mobile terminal 100 receives a user command including text agreeing to the terms of use through the user input unit 130, as shown in FIG. 4(c), and the display unit 151 A chat window 824 corresponding to a user command may be displayed.

The controller 180 of the mobile terminal 100 may control the wireless communication unit 110 to transmit a signal corresponding to a user command including text agreeing to the terms of use to the first server 200. The first server 200 may transmit a signal corresponding to the user command to the second server 300, and the second server 300 may map and store the second user information and the first user information.

The second server 300 may transmit to the first server 200 a signal including a predetermined greeting informing that agreement has been made to the terms of use. The control unit 180 of the mobile terminal 100 controls the wireless communication unit 110 to receive a signal including a predetermined greeting from the first server 200 indicating that agreement has been made to the terms of use, and the signal The display unit 151 may be controlled to display the chat window 825 corresponding to the chat room 825 on the chat room screen 820.

Meanwhile, according to an embodiment of the present invention, in order to control a device using a service provided by the second server 300, a procedure of registering a device to be controlled with the second server 300 must be performed. The registration procedure of such a device will be described later with reference to FIGS. 5 to 14.

5 is a flowchart illustrating a procedure of registering a device with a second server in order to control a device using a service provided by the second server according to an embodiment of the present invention.

In FIG. 5, the specific device 900 refers to an arbitrary device to be controlled using a service provided by the second server 300, and various electronic devices designed to communicate with the second server 300 May correspond to this.

Referring to FIG. 5, the specific device 900 transmits product identification information to the second server 300 (S901 ). The product identification information may include a type of a specific device 900, a model name, a product serial number, an installation location, and the like.

The second server 300 receives the product identification information and generates a device ID corresponding to the product identification information (S902). The device ID is a unique value for each device and may take the form of an email address. That is, the device ID may include a portion indicating an email account, an additional mark (@), and a domain name (eg, LG.com). For example, the second server 300 may generate a device ID using at least one of a specific device type, installation location, model name, or product serial number (for example, the device ID is TV_Seoul_123@LG. can be .com).

The second server 300 transmits the generated device ID to the specific device 900.

The user of the mobile terminal 100 executes a messenger application and inputs a specific device to be registered on the chat room screen with the account of the second server 300 (S904). In this case, the user does not need to specifically describe the specific model name of the specific device 900, and it is sufficient to input the type of the specific device 900 such as "TV" or "TV". The wireless communication unit 110 of the mobile terminal 100 transmits a signal corresponding to the user's input to the first server 200, and the first server 200 transmits a signal corresponding to the user's input to a second server. Can be delivered to 300. Accordingly, the second server 300 may recognize that there is a registration request of the specific device 900 from the user.

The user executes the device connection application installed in the specific device 900 (S905). When a menu for checking information related to a specific device 900 is selected from the execution screen of the device connection application, the device ID transmitted from the second server 300 may be displayed on the display unit (S906).

The user inputs the device ID displayed on the display unit of the specific device 900 on the chat room screen displayed on the display unit 151 of the mobile terminal 100 (S907). At this time, before the user inputs the device ID of the specific device 900, on the chat room screen displayed on the display unit 151 of the mobile terminal 100, a chat window guiding the input of the device ID of the specific device 900 is displayed. It may be marked. The signal corresponding to the chat window guiding the input of the device ID of the specific device 900 may be transmitted from the second server 300 through the first server 200.

The mobile terminal 100 transmits a signal corresponding to the input device ID of the specific device 900 to the first server 200 through the wireless communication unit 110, and the first server 200 sends the device ID to the device ID. The corresponding signal may be transmitted to the second server 300 (S908).

The second server 300 maps and stores the device ID of the specific device 900 to the second user information (S909). Accordingly, a procedure for registering the specific device 900 to be controlled to the second server 300 may be completed.

The above-described steps (S901) to (S903) may be automatically performed when the specific device 900 is first installed and connected to the communication network, or the user can perform the second server 300 through the specific device 900. ) May be performed when requesting a device ID.

Hereinafter, with reference to FIGS. 8 to 13, a television as an example of a device registered in the second server 300 will be described. To this end, configuration modules of a television will be first described in detail with reference to FIGS. 6 and 7.

6 is a block diagram illustrating configuration modules of a television that can be controlled using a service provided by a second server according to an embodiment of the present invention. However, FIG. 6 is an example for convenience of description, and a form in which other constituent modules other than the constituent modules shown in FIG. 6 are added or some constituent modules are omitted also falls within the scope of the present invention.

The television 400 shown in FIG. 6 is, for example, an intelligent network TV in which a computer support function is added to a broadcast reception function. It is faithful to a broadcast reception function and an Internet function, etc. It can have an interface that is more convenient to use than a remote control. In addition, it is connected to the Internet and a computer with the support of wired or wireless Internet functions, and functions such as e-mail, web browsing, banking, or games can be performed. For these various functions, a standardized general-purpose OS can be used.

Referring to FIG. 6, the television 400 includes a receiving unit 410, an external device interface unit 420, a memory 430, a control unit 440, a display unit 450, an audio output unit 460, and a power supply unit ( 470), a user interface unit 480, and the like.

The receiving unit 410 may include a tuner 411, a demodulation unit 412, and a network interface unit 413. In some cases, a plurality of tuners 411 may be provided.

The tuner 411 may receive, for example, an RF broadcast signal of a single carrier according to an Advanced Television System Committee (ATSC) method or an RF broadcast signal of multiple carriers according to a Digital Video Broadcasting (DVB) method.

The demodulation unit 412 performs a demodulation operation by receiving the digital IF signal DIF converted by the tuner 411.

For example, when the digital IF signal output from the tuner 411 is the ATSC method, the demodulation unit 412 performs, for example, 8-VSB (8-Vestigal Side Band) demodulation. Also, the demodulation unit 412 may perform channel decoding.

The network interface unit 413 provides an interface for connecting the television 400 to a wired/wireless network including an Internet network. The network interface unit 113 may be provided with, for example, an Ethernet terminal for connection to a wired network, and for connection to a wireless network, for example, a wireless LAN (WLAN) (Wi- Fi), Wireless broadband (Wibro), World Interoperability for Microwave Access (Wimax), and High Speed Downlink Packet Access (HSDPA) communication standards may be used.

The network interface unit 413 may transmit or receive data with other users or other electronic devices through a connected network or another network linked to the connected network.

The external device interface unit 420 is an interface that enables data communication between an external device and the television 400. The external device interface unit 420 may be connected to an external device such as a digital versatile disk (DVD), a Blu ray, a game device, a camera, a camcorder, a computer (laptop), or an STB by wire/wireless. The external device interface unit 120 transmits a video, audio or data signal input from the outside through a connected external device to the control unit 140. In addition, the image, audio, or data signal processed by the controller 440 may be output to an external device.

The external device interface unit 420 may include, for example, a USB terminal, a CVBS (Composite Video Banking Sync) terminal, a component terminal, an S-video terminal (analog), a DVI (Digital Visual Interface) terminal, and a HDMI (High Definition Multimedia Interface) terminal. ) Terminal, RGB terminal, D-SUB terminal, etc. may be included.

The memory 430 may store a program for processing and controlling each signal in the controller 440, or may store signal-processed video, audio, or data signals. In addition, the memory 430 may perform a function for temporary storage of a video, audio, or data signal input from the external device interface unit 420 or the network interface unit 413. In addition, the memory 430 stores, for example, various OSs, middleware, and platforms.

The user interface unit 480 transmits a signal input by a user to the controller 440 or transmits a signal from the controller 440 to an external device (eg, a remote controller). For example, the user interface unit 480 may control signals such as power on/off from a remote controller, channel selection, screen setting, etc. according to various communication methods such as a radio frequency (RF) communication method and an infrared (IR) communication method. It may be designed to receive and process or transmit a control signal from the control unit 440 to a remote controller.

The controller 440 controls each component module in the television 400.

The control unit 440 demultiplexes the input stream or processes demultiplexed signals through the tuner 411, the demodulation unit 412, the network interface unit 413, or the external device interface unit 420, A signal for video or audio output can be generated and output. The control unit 440 will be described later in more detail with reference to FIG. 7.

The display unit 450 converts an image signal, a data signal, an OSD signal processed by the control unit 440, or an image signal and a data signal received from the external device interface unit 420 into R, G, and B signals, respectively. Generate a drive signal. The display unit 450 may be a PDP, LCD, OLED, flexible display, 3D display, or the like.

The audio output unit 460 receives a signal processed by the control unit 440, for example, a stereo signal, a 3.1 channel signal, or a 5.1 channel signal, and outputs the received signal as audio. The audio output unit 460 may be implemented with various types of speakers.

Then, the power supply unit 470 supplies the power to the entire television 400. In particular, power can be supplied to the control unit 440 that can be implemented in the form of a System On Chip (SOC), the display unit 450 for displaying an image, and the audio output unit 460 for outputting audio. have.

7 is a block diagram showing in more detail the control unit of the television shown in FIG. 6.

The control unit 440 of the television 400 includes a demultiplexing unit 441, an image processing unit 442, a service information processing unit 443, a GUI generation unit 444, a mixer 445, a frame rate conversion unit 446, and And a formatter 447 and the like. In addition, designing to further include a voice processing unit (not shown) and a data processing unit (not shown) belongs to the scope of the present invention.

The demultiplexer 441 demultiplexes the input stream. For example, when an MPEG-2 TS is input, it can be demultiplexed and separated into video, audio, and data signals, respectively.

The service information processing unit 443 processes service information input from the demultiplexer 441 and outputs the processed service information to the image processing unit 442. The service information processing unit 443 may have a database for temporarily storing processed service information inside or outside.

The image processing unit 442 may perform image processing of the demultiplexed image signal. To this end, the image processing unit 442 may include an image decoder 442a and a scaler 442b. The video decoder 442a decodes the demultiplexed video signal, and the scaler 442b performs scaling so that the resolution of the decoded video signal can be output from a video output unit. Then, the video signal decoded by the video processing unit 442 is input to the mixer 445.

The GUI generation unit 444 generates a GUI signal by itself or according to a user input. Accordingly, the mixer 445 may mix the GUI signal generated by the GUI generating unit 444 and the decoded image signal processed by the image processing unit 442. The GUI generator 444 includes an OSD generator that generates an On Screen Display (OSD) signal including environment setting information of the television 400.

The mixed signal is provided to the formatter 447. Since the decoded broadcast video signal or external input signal and the GUI signal or OSD signal are mixed, the GUI or OSD can be displayed overlaid on the broadcast video or external input image.

The frame rate converter (FRC) 446 may convert a frame rate of an input image. For example, the frame rate of 60Hz is converted to 120Hz or 240Hz. When converting the frame rate of 60 Hz to 120 Hz, it is possible to insert the same first frame between the first frame and the second frame, or insert a third frame predicted from the first frame and the second frame. When converting the frame rate of 60Hz to 240Hz, it is possible to insert three more identical frames or three predicted frames. Meanwhile, it is possible to maintain the input frame rate without separate conversion.

In addition, the formatter 447 receives the output signal from the frame rate converter 446, changes the format of the signal to suit the video output unit, and outputs the signal. For example, R, G, B data signals may be output, and the R, G, B data signals may be output as low voltage differential signaling (LVDS) or mini-LVDS.

In the following, with reference to FIG. 8, the registration procedure of the device described above with respect to FIG. 5 is described through screens displayed on the display unit 151 of the mobile terminal 100 and the display unit 450 of the television 400. Let's look again.

8 and 9 are diagrams illustrating a procedure for registering a device in a second server according to an embodiment of the present invention.

The procedure of registering the device with the second server 300 may be performed following the procedure of registering a service provided by the second server 300.

Referring to (a) of FIG. 8, when the service subscription procedure provided by the second server 300 is completed, a chat window 826 guiding device registration is displayed on the chat room screen with the account of the second server 300 ( 820).

When the service subscription is completed, the second server 300 transmits a signal corresponding to the content of conversation guiding the device registration to the first server 200, and the first server 200 guides the registration of the device. A signal corresponding to the conversation content is transmitted to the mobile terminal 100.

The controller 180 of the mobile terminal 100 controls the wireless communication unit 110 to receive a signal corresponding to the conversation content guiding the registration of the device, and provides a chat window 826 corresponding to the received signal in a chat room. The display unit 151 may be controlled to be displayed on the screen 820. For example, the chat window 826 may include chat contents such as a device registration guide, a chat experience guide with a device, and a help view guide.

In this embodiment, it is assumed that steps S901 to S903 described above with respect to FIG. 5 have already been completed, and the television 400 recognizes its device ID.

As shown in FIG. 8B, when a user inputs a user command corresponding to device registration, a chat window 827 guiding new device registration may be displayed on the chat room screen 820.

When a user inputs a user command corresponding to registration of a new device, a chat window 828 guiding selection of a device to be registered may be displayed on the chat room screen 820 as shown in FIG. 8C.

Although not specifically described, the chat room screen 820 and various chat windows in which the account of the second server 300 and the user chat in FIGS. 8(b) and 8(c) are similar to the above, It may be implemented as communication between the mobile terminal 100 and the second server 300 through the 1 server 200. In addition, depending on the embodiment, some chat windows shown in FIGS. 8A to 8C are omitted, and a device to be registered by the user may be directly input to the chat room screen 820.

As shown in (c) of FIG. 8, the user inputs a television, which is a device to be registered, on the chat room screen 820. In this case, the user does not need to specifically describe the model name of the television, etc., it is sufficient to input the device type such as "TV" or "TV". The mobile terminal 100 receives a user command including text indicating a television through the user input unit 130 and transmits a signal corresponding to the received user command to the first server 200 through the wireless communication unit 110. ). A signal corresponding to the user command is transmitted from the first server 200 to the second server 300. On the chat room screen 820 displayed on the display unit 151 of the mobile terminal 100, a chat window 829 corresponding to the received user command is displayed.

The second server 300 receives a signal corresponding to the user command, and transmits a signal corresponding to the conversation content guiding input of the device ID of the television to the first server 200. The first server 200 transmits a signal corresponding to the conversation content guiding the input of the device ID to the mobile terminal 100.

The controller 180 of the mobile terminal 100 controls the wireless communication unit 110 to receive a signal corresponding to the conversation content guiding the input of the device ID, and accordingly, a conversation guiding the input of the device ID. The display unit 151 is controlled to display a chat window 830 including content on the chat room screen 820.

Referring to FIG. 8D, a user executes a device connection application installed on the television 400. The user places the pointer P of the remote controller (not shown) on the icon 1010 of the device connection application present on the home screen 1000 displayed on the display unit 450 of the television 400, and then You can press the selection button provided in the.

When a user command for executing a device-connected application is detected, the controller 440 of the television 400 displays the execution screen 1110 of the device-connected application, as shown in FIG. 8(e). You can control 450.

In the execution screen 1110 of the device-connected application, when a user checks television-related information or selects a menu that guides a procedure for registering a device in the second server 300, as shown in FIG. 9(f) The execution screen 1120 of the same device connection application may be displayed on the display unit 450.

The device ID of the television transmitted from the second server 300 may be displayed on the execution screen 1120. In addition, the execution screen 1120 may include a part describing a procedure of registering the television 400 to the second server 300 through the mobile terminal 100.

As shown in (g) of Figure 9, the user, the device ID of the television 400 checked through the display unit 450 of the television 400 is displayed on the display unit 151 of the mobile terminal 100. It can be entered on the chat room screen 820. Accordingly, a chat window 831 including the device ID of the television 400 input by the user may be displayed on the chat room screen 820.

The mobile terminal 100 receives a user command including the text of the device ID of the television 400 through the user input unit 130, and transmits a signal corresponding to the received user command through the wireless communication unit 110. It transmits to the server 200.

The first server 200 transmits a signal corresponding to the user command to the second server 300, and the second server 300 receives a signal corresponding to the user command from the first server 200.

The second server 300 determines whether the device ID of the television 400 included in the signal corresponding to the user command received from the first server 200 matches a previously stored device ID. As a result of the determination, if the device ID of the television 400 included in the signal corresponding to the user command matches a previously stored device ID, a signal requesting acceptance of device registration is transmitted to the television 400, and device registration is accepted. A signal corresponding to the content of the conversation guiding the user is transmitted to the first server 200.

The first server 200 transmits a signal corresponding to the conversation content guiding acceptance of the device registration to the mobile terminal 100, and the controller 180 of the mobile terminal 100 guides the acceptance of the device registration. The display unit 450 is controlled to display the chat window 832 including the contents of the chat room on the chat room screen 820.

On the other hand, the control unit 440 of the television 400, as shown in (h) of FIG. 9, the OSD 1130 corresponding to a signal for requesting acceptance of the device registration received from the second server 300 The display unit 450 is controlled to display.

When the user selects the acceptance menu in the OSD 1130 using a pointer P of a remote controller (not shown), the controller 440 of the television 400 returns the television 400 to the second server 300 The display unit 450 may be controlled to output a message 1140 indicating that registration is complete.

Meanwhile, as described above, steps S901 to S903 shown in FIG. 5 may be automatically performed when the specific device 900 is first installed and connected to the communication network, or the user It may be performed when a device ID is requested from the second server 300 through 900. The latter case will be described with reference to FIG. 10.

10 is a diagram illustrating an example of receiving a device ID of a specific device from a second server according to an embodiment of the present invention. In FIG. 10, the television 400 is described as an example as a specific device.

The user runs a device connection application installed on the television 400. When a user command for executing a device-connected application is detected, the controller 450 of the television 400 controls the display 450 to display an execution screen of the device-connected application.

In the execution screen of the device-connected application, when a user checks television-related information or selects a menu guiding a procedure for registering a device in the second server 300, television information as shown in FIG. 10A An execution screen 1150 capable of checking may be displayed on the display unit 450.

Referring to FIG. 10A, the device ID is not described in the device ID item 1151 in the execution screen 1150 where television information can be checked.

When the user selects the menu 1152 for connection with the second server 300 on the execution screen 1150, the control unit 450 of the television 400 transmits a device ID request signal to the second server 300 The network interface unit 413 is controlled so as to be performed. The device ID request signal includes product identification information of the television 400. The product identification information of the television 400 may include a type of the television 400, a model name, a product serial number, an installation location, and the like, as described above with respect to FIG. 5.

The second server 300 generates a device ID of the television 400 in response to the device ID request signal and transmits the device ID to the television 400.

The control unit 450 of the television 400 controls the network interface unit 413 to receive a device ID transmitted from the second server 300, and sets the device ID to the device ID item 1151 in the execution screen 1150. The display unit 450 may be controlled to display on ).

On the other hand, according to the present invention, the user who registered the television 400 to the second server 300 through the execution screen 1150 that can check the television information as described above, and the television 400 It may also be checked whether there is a user who wishes to register in the second server 300 or the like. This will be described with reference to FIG. 11.

11 is a diagram illustrating an example in which user information related to a specific device can be checked according to an embodiment of the present invention. In Fig. 11, the television 400 is described as an example as a specific device.

The user runs a device connection application installed on the television 400. When a user command for executing a device-connected application is detected, the controller 450 of the television 400 controls the display 450 to display an execution screen of the device-connected application.

In the execution screen of the device-connected application, when a user checks television-related information or selects a menu that guides a procedure for registering a device in the second server 300, television information as shown in FIG. 11 can be checked. The execution screen 1150 may be displayed on the display unit 450.

In the execution screen 1150, information 1161 about a user who has registered the television 400 with the second server 300 and/or information about a user who wants to register the television 400 with the second server 300 (1163) may be included.

In the case of information 1161 about a user who has completed the procedure of registering the television 400 with the second server 300, the user currently using the television 400 is a user related to the information 1161 about the user. It may also include an indicator 1162 indicating a menu for releasing the connection. When a user currently using the television 400 selects the indicator 1162 included in the information about a specific user 11621, the registration of the television 400 related to the specific user to the second server 300 is canceled. Can be.

In the case of information 1163 about a user who is in the process of registering the television 400 with the second server 300, an indicator 1164 indicating that the user is a new user may be included. When a user currently using the television 400 selects the acceptance menu 1165 using a remote controller, similar to the procedure of FIG. 9(i), the user corresponding to the user-related information 1162 Registration of the related television 400 to the second server 300 may be completed.

Meanwhile, according to the present invention, the device ID of a specific device may be changed by the user of the specific device. This will be described with reference to FIG. 12.

12 is a diagram for explaining an example of changing a device ID of a specific device according to an embodiment of the present invention. In FIG. 12, the television 400 is taken as an example as a specific device.

The user runs a device connection application installed on the television 400. When a user command for executing a device-connected application is detected, the controller 450 of the television 400 controls the display 450 to display an execution screen of the device-connected application.

In the execution screen of the device connection application, when a user checks television-related information or selects a menu that guides a procedure for registering a device in the second server 300, television information as shown in FIG. 12 can be checked. The execution screen 1150 may be displayed on the display unit 450.

The device ID received from the second server 300 is described in the device ID item 1151 in the execution screen 1150. The device ID item 1151 includes a change menu 1170 allowing the device ID to be changed.

The user may change the device ID of the television 400 through the change menu 1170. Here, the user is not a user of the mobile terminal 100 but a user who is currently using the television 400 through a remote controller in front of the television 400. In some cases, it goes without saying that the user of the mobile terminal 100 and the user of the television 400 may be the same.

When the user selects the change menu 1170 using a remote controller, a GUI 1171 for device ID change may be displayed on the display unit 450. The user may input a new device ID desired to be changed in the input window 1172 in the GUI 1171 for device ID change and select the save menu 1173. In this case, according to an embodiment, the user may be able to change only the rest of the device ID in the form of an email address except for the additional mark (@) and the domain name.

The control unit 440 of the television 400, when a user command for selecting the storage menu 1173 is detected, the network interface unit 413 to transmit a signal including the changed device ID to the second server 300. Can be controlled.

The second server 300 may update and store the previous device ID of the television 400 with the changed device ID.

According to the present embodiment, when the device ID of a specific device is known to an unnecessary third party, the device ID can be newly changed for security purposes.

Meanwhile, according to the present invention, a user of a specific device can initialize the connection of a user connected to the specific device. This will be described with reference to FIG. 13. A user connected to a specific device refers to a user who registers a specific device to the second server 300 through a messenger application installed in the mobile terminal 100. In addition, the meaning of initializing the connection of the user means releasing all connections between the second server 300 and the specific device related to the user who registered the specific device in the second server 300.

13 is a diagram illustrating an example in which a user of a specific device initiates a connection of a user connected to a specific device according to an embodiment of the present invention.

The user runs a device connection application installed on the television 400. When a user command for executing a device-connected application is detected, the controller 450 of the television 400 controls the display 450 to display an execution screen of the device-connected application.

Among the execution screens of the device-connected application, when the user selects a menu for checking and changing television-related settings, an execution screen 1180 for setting as shown in FIG. 13 may be displayed on the display unit 450. have.

When the user selects the connection initialization menu 1181 on the execution screen 1180 and then selects the initialization menu 1182, a message 1190 for asking whether to initialize the connection may be displayed on the display 450. have.

When the user selects the initialization menu 1191 in the message 1190, the control unit 440 of the television 400 transmits a signal requesting connection initialization to the second server 300. Accordingly, the second server 300 disconnects all connections between the television 400 and the second server 300 related to the user who registered the television 400 with the second server 300.

14 is a diagram illustrating a procedure for registering a device in a second server according to another embodiment of the present invention. The device registration procedure shown in FIG. 14 may be performed through a manager application related to a service provided by the second server 300.

The procedure of registering the device with the second server 300 may be performed following the procedure of registering a service provided by the second server 300.

Referring to FIG. 14A, when the service subscription procedure provided by the second server 300 is completed, a chat window 1201 guiding device registration is displayed on a chat room screen with an account of the second server 300 ( 820).

When the service subscription is completed, the second server 300 transmits a signal corresponding to the content of conversation guiding the device registration to the first server 200, and the first server 200 guides the registration of the device. A signal corresponding to the conversation content is transmitted to the mobile terminal 100.

The control unit 180 of the mobile terminal 100 controls the wireless communication unit 110 to receive a signal corresponding to the conversation content guiding the registration of the device, and provides a chat window 1201 corresponding to the received signal in a chat room. The display unit 151 may be controlled to be displayed on the screen 820.

When a user inputs a user command for selecting the type of device to be registered, a chat window 1202 guiding the installation of a manager application for product registration may be displayed on the chat room screen 820. The manager application may be produced and distributed by the second server 300.

When the user selects the manager application installation menu in the chat window 1202, an execution screen 1300 of the application market for installing the manager application is displayed on the display unit 450 as shown in FIG. 14B. I can.

When the user selects the installation menu 1301 on the execution screen 1300, the manager application is installed in the memory 160 of the mobile terminal 100, and as shown in FIG. 14C, the manager application 1 The execution screen 1410 is displayed on the display unit 450.

When the user selects the product registration menu 1411 on the first execution screen 1410, a second execution screen 1420 for product registration is displayed on the display unit 450 as shown in FIG. 14D. ) Is displayed. The second execution screen 1420 for product registration includes a list of devices that can be registered. In the device list, the specific model name of a specific device is not described, but is classified by device type.

In the second execution screen 1420 for product registration, when the user selects the menu 1421 corresponding to the washing machine, a third execution screen 1430 for network connection as shown in (e) of FIG. 14 is displayed. It may be displayed on the display unit 450.

When the user selects the network to which the user wants to connect in the third execution screen 1430, the washing machine and the second server 300 are connected through the selected network, and as shown in FIG. 14(f), a chat room screen You can return to 820.

When the registration of the washing machine is completed, a chat window 1203 including information on the registered washing machine and conversation content indicating that the washing machine is registered may be displayed on the chat room screen 820.

15 is a block diagram showing configuration modules of a second server, and FIG. 16 is a flowchart illustrating an example of a method of controlling a specific device by a second server according to a user command through a messenger application installed in a mobile terminal.

Referring to FIG. 15, the second server 300 includes a communication unit 310, a control unit 320, and a database 330. The control unit 320 may include an information collection module 321, an information analysis module 322, and a conversation generation module 323. However, the block diagram of the second server 300 shown in FIG. 15 is only an example, and according to an embodiment, one component module may be included in another component module to be implemented, or other component modules may be newly added. Of course.

Hereinafter, an example of a method in which the second server 300 controls a specific device 900 according to a user command through a messenger application installed in the mobile terminal 100 will be described with reference to FIGS. 15 and 16. . As a prerequisite, the user of the mobile terminal 100 has completed the subscription of the service provided by the third server 300 by making friends with the account of the second server 300 through a messenger application, and a specific device ( The description 900) assumes that the registration in the second server 300 is completed. In addition, the specific device 900 is connected to the network to transmit/receive data and signals with the second server 300.

First, the specific device 900 transmits its own state information to the second server 300 periodically and/or when an event occurs (S1501). The state information of the specific device 900 refers to the on/off state of the specific device 900, the operation state (for example, whether to watch terrestrial or VOD in the case of TV), the operation content (for example, in the case of TV, current This may mean including information on the title, type, etc. of the content being viewed), an operation pattern (for example, information on the content most viewed during a preset period in the case of a TV). When the event occurs, it may mean when the specific device 900 is turned on and then turned off, for example, when the specific device 900 is a TV, and the content being viewed is changed.

The controller 320 of the second server 300 controls the communication unit 310 to receive the status information transmitted from the specific device 900, and maps the received status information to the device ID of the specific device 900 It is possible to control the database 330 to store it. Depending on the embodiment, the controller 320 may not store all the state information received from the specific device 900 in the database 330, but may select state information according to a preset condition and store it in the database 330. . The control unit 320 of the second server 300 classifies the status information according to a plurality of device IDs mapped to the second user information as described above with respect to FIG. 5 and stores the status information in the database 330.

The user of the mobile terminal 100 executes a messenger application and inputs conversation contents through a chat room with an account of the second server 300 (S1502). The controller 180 of the mobile terminal 100 controls the wireless communication unit 110 to transmit a signal corresponding to the content of a conversation input by the user through the chat room to the first server 200.

The first server 200 transmits a signal corresponding to the conversation content received from the mobile terminal 100 to the second server 300 (S1503).

The second server 300 receives a signal corresponding to the conversation contents through the communication unit 310. The control unit 320 of the second server 300 analyzes the conversation contents included in the received signal (S1504). The received signal includes text data corresponding to the conversation content, and it is possible to grasp what the user's command is through text data analysis. For example, when the second server 300 receives a signal corresponding to "Tell me about the current TV status" from the first server 200, the controller 320 stores text data included in the received signal. By analyzing, we can see that the user wants to know the current state of the TV.

The information collection module 321 of the second server 300 collects information necessary for processing the analyzed conversation contents from the database 330, and the information analysis module 322 collects the collected information It analyzes whether it is necessary for processing the conversation content and how to use the collected information for processing the analyzed conversation content (S1505). Information required to process the analyzed conversation content is received from the specific device 900 in step S1502. For example, when the analyzed conversation content is "Tell me about the current TV state," the information collection module 321 collects information that can know the current state of the TV from information stored in the database 330, and analyzes the information. The module 322 may analyze the collected information to determine whether the TV is currently on/off, what a channel and/or program is being viewed through the TV, and who is a user currently watching TV.

The conversation generation module 323 of the second server 300 generates conversation contents for the user of the mobile terminal 100 based on the analyzed information (S1506). According to the present invention, a conversation can be made with a specific device 900 as if a user and a specific device 900 registered in the second server 300 directly communicate with the user through a messenger application installed in the mobile terminal 100, The conversation generation module 323 of the second server 300 may generate conversation contents corresponding to the current TV state.

The control unit 320 of the second server 300 controls the communication unit 310 to transmit a signal corresponding to the generated conversation contents to the first server 200 (S1507). Then, the first server 200 transmits a signal corresponding to the generated conversation content to the mobile terminal 100 (S1508). The controller 180 of the mobile terminal 100 controls the display unit 151 to display a chat window corresponding to the chat content on the chat room screen (S1509).

On the other hand, if the conversation content input in step S1502 is not simply to know the current state of the specific device 900 but to control the function of the specific device 900, the second server 300 proceeds to step ( The communication unit 310 is controlled to transmit a control signal corresponding to the conversation content generated in S1506 to the specific device 900 (S1510).

The specific device 900 executes a predetermined function according to the received control signal (S1511). For example, if the specific device 900 is a portable photo printer and the received control signal corresponds to “printing a photo”, the specific device 900 may perform a photo printing function according to the received control signal. have.

The above-described steps (S1501) to (S1511) are not necessarily performed in sequence, and depending on the embodiment, two or more steps are performed in parallel, some steps are performed in a different order, or only some steps are performed. May be.

Hereinafter, specific examples in which the second server 300 controls a specific device through an application installed in the mobile terminal 100 will be described with reference to FIGS. 17 to 23.

17 is a view for explaining an example in which a second server controls a specific device through an application installed in a mobile terminal according to an embodiment of the present invention. In this embodiment, the mobile terminal 100 and the television 400 are described as examples of specific devices registered in the second server 300.

Referring to FIG. 17A, chat windows 1601 and 1602 including chat contents of the television 400 are displayed on the display unit 151 of the mobile terminal 100 on the chat room screen 820. The second server 300 stores status information received from the television 400 and status information received from the mobile terminal 100. In this embodiment, the status information received from the television 400 includes the number of views/playbacks of specific content during a preset period, and the status information received from the mobile terminal 100 is GPS location information of the mobile terminal 100 It may include.

The control unit 320 of the second server 300 analyzes the status information received from the television 400 and the status information received from the mobile terminal 100, so that the user of the mobile terminal 100 mainly views any content. Whether the user is watching TV or not, it is possible to determine whether the user of the mobile terminal 100 is currently in the home or outside. For example, as a result of analyzing the state information, it is assumed that the user of the mobile terminal 100 frequently watches the program "Infinite Challenge" and is currently outside.

The control unit 320 of the second server 300 may generate a conversation content recommending the recording of a program called “Infinite Challenge” that starts immediately to the user of the mobile terminal 100 based on the analysis result of the state information. . For example, the control unit 320 of the second server 300 responds to the first signal corresponding to the content of the conversation “You are out” and the content of the conversation “Infinite Challenge is starting soon. Shall we record?” The communication unit 310 may be controlled to transmit the second signal to the first server 200.

The first server 200 receives the first signal and the second signal and transmits it to the mobile terminal 100, and the controller 180 of the mobile terminal 100 includes a chat window 1601 corresponding to the first signal and The display unit 151 may be controlled to display a chat window 1602 corresponding to the second signal on the chat room screen 820.

The controller 180 of the mobile terminal 100 receives a user command to start recording of infinite challenge, and displays a chat window 1603 corresponding to the user command on the chat room screen 820 through the display unit 151. I can.

The controller 180 of the mobile terminal 100 controls the wireless communication unit 110 to transmit a third signal corresponding to the user command including a text corresponding to the start of recording to the first server 200.

The first server 200 transmits the third signal to the second server 300. The control unit 320 of the second server 300 may analyze the user command included in the third signal to determine whether the user command is to start the infinite challenge recording.

The control unit 320 of the second server 300 generates conversation content for the user of the mobile terminal 100 based on the analyzed user command, and generates a fourth signal corresponding to the generated conversation content. 1 Controls the communication unit 310 to transmit to the server 200.

The first server 200 transmits the fourth signal to the mobile terminal 100, and the controller 180 of the mobile terminal 100 controls the wireless communication unit 110 to receive the fourth signal. The display unit 151 is controlled to display a chat window 1604 corresponding to the 4 signal on the chat room screen 820.

On the other hand, the control unit 320 of the second server 300, a control signal for controlling the function of the television 400 corresponding to the generated conversation content (recording start signal, in some cases for television on (on)) The communication unit 310 is controlled to generate and transmit the control signal to the television 400. Accordingly, as shown in (b) of FIG. 17, the television 400 receives the broadcast signal corresponding to the infinite challenge 334 according to the control signal received from the second server 300 and records it. .

The television 400 transmits a recording completion signal to the second server 300 when the recording of the infinite challenge is completed. The control unit 320 of the second server 300 sends the wireless communication unit 310 to transmit a fifth signal corresponding to the content of the conversation informing the completion of the infinite challenge recording and the recorded infinite challenge viewing method to the first server 200. Control.

The first server 200 transmits the fifth signal to the mobile terminal 100, and the controller 180 of the mobile terminal 100 responds to the fifth signal, as shown in FIG. 17C. The display unit 151 may be controlled to display the corresponding chat window 1610 on the chat room screen 820.

The chat window 1610 includes a first menu 1611 for allowing users to enjoy the recorded infinite challenge through the mobile terminal 100 and a second menu 1611 for allowing the recorded infinite challenge to be enjoyed through the television 400 ( 1612) may be included. When the user selects the first menu 1611, infinite challenge is played through the display unit 151 of the mobile terminal 100 under the control of the second server 300 as shown in FIG. 17D. When the user selects the second menu 1612, infinite challenge is reproduced through the display unit 450 of the television 400 under the control of the second server 300 as shown in FIG. 17(e). Can be.

Meanwhile, according to the present invention, a user may receive a recommendation for the purpose of emotional stimulation rather than a function of a specific device through a messenger application. This will be described with reference to FIG. 18.

18 is a diagram for explaining an example in which a second server recommends emotion to a user through an application installed in a mobile terminal according to an embodiment of the present invention. In the present embodiment, the television 400 is described as an example as a specific device registered in the second server 300. In addition, it is assumed that the father of the user of the mobile terminal 100 is also in a state of making friends with the account of the second server 300 through a messenger application, and that the television 400 is registered with the second server 300.

The second server 300 stores status information received from the television 400. In this embodiment, the state information received from the television 400 may include on/off information of the television 400 during a preset period.

The controller 320 of the second server 300 may analyze the state information received from the television 400 to determine the number of times the television 400 is turned on/off during a preset period. For example, as a result of analyzing state information, it is assumed that the television 400 is not turned on at all during the day.

The control unit 320 of the second server 300 provides a first signal corresponding to the content of the conversation that "the father's TV has never been turned on today" to the user of the mobile terminal 100 based on the state information analysis result. 1 It is possible to control the communication unit 310 to transmit to the server 200.

The first server 200 receives the first signal and transmits it to the mobile terminal 100, and the controller 180 of the mobile terminal 100 displays a chat window 1621 corresponding to the first signal on a chat room screen 820. ), the display unit 151 may be controlled.

In addition, the control unit 320 of the second server 300, as shown in (b) of Figure 18, the second signal corresponding to the content of the conversation recommending the user of the mobile terminal 100 to contact the father The communication unit 310 may be controlled to transmit the message to the first server 200.

The first server 200 receives the second signal and transmits it to the mobile terminal 100, and the controller 180 of the mobile terminal 100 displays a chat window 1622 corresponding to the second signal on a chat room screen 820. ), the display unit 151 may be controlled.

Accordingly, the user may try to chat with the family through the messenger application according to the emotion recommendation of the second server 300, as shown in FIG. 18C.

19 is a view for explaining an example of sharing a photo with a device registered in a second server through an application installed in a mobile terminal according to an embodiment of the present invention. In the present embodiment, the television 400 is described as an example as a specific device registered in the second server 300.

Referring to (a) of FIG. 19, a user of the mobile terminal 100 may communicate a picture embedded in the mobile terminal 100 with an account of the second server 300 through a photo sending function among functions of a messenger application. It can be entered on the chat room screen 820 (refer to chat window 1631). In addition, the user may input a user command including the text “photo sharing” on the chat room screen 820 (see chat window 1632).

The controller 180 of the mobile terminal 100 controls the wireless communication unit 110 to transmit a first signal corresponding to the input photo and a second signal corresponding to the input user command to the first server 200 do. Then, the first server 200 transmits the first signal and the second signal to the second server 300.

The second server 300 determines a device suitable for executing the user command “photo sharing” among a plurality of devices registered in the second server 300. For example, it is assumed that among a plurality of devices registered in the second server 300, the television 400 is a device suitable for performing the user command “sharing photos”.

The second server 300 transmits, to the television 400, a third signal corresponding to a message indicating sharing of the input photo. The control unit 440 of the television 400 controls the display unit 450 to output the OSD 1640 according to the transmitted third signal, as shown in FIG. 19B. In this case, the third signal may include information corresponding to the input photo.

When the user selects the Yes button 1641 in the OSD 1640 using the pointer P of a remote controller (not shown), the control unit 440 of the television 400 is shown in FIG. 19C. As described above, the display unit 450 may be controlled to display a picture included in the third signal.

The second server 300 transmits a fourth signal notifying that the input photo is shared through the television 400 to the first server 200, and the first server 200 transmits the fourth signal to the mobile terminal. Send to 100. Referring again to (a) of FIG. 19, the controller 180 of the mobile terminal 100 displays the chat window 1633 corresponding to the transmitted fourth signal on the chat room screen 820. Can be controlled.

20 is a view for explaining an example in which a second server controls a specific device through an application installed in a mobile terminal according to an embodiment of the present invention. In the present embodiment, a portable photo printer 500 will be described as an example as a specific device registered in the second server 300.

Referring to FIG. 20A, a photo 510 is printed through a portable photo printer 500. Printing of the photo 510 through the portable photo printer 500 may have been achieved by directing a print command by the user through the mobile terminal 100 using a specific application specialized for the portable photo printer 500 , It may have been made under the control of the second server 300 through a messenger application.

Referring to (b) of FIG. 20, the second server 300 stores state information received from the portable photo printer 500. In this embodiment, the status information received from the portable photo printer 500 is information that the portable photo printer 500 has finished printing the photo 510, the total number of photos printed during a preset period, and the current It may include the number of remaining photo papers built into the portable photo printer 500.

The controller 320 of the second server 300 analyzes the state information received from the portable photo printer 500, and based on the state information analysis result, the photo 510 is sent to the user of the mobile terminal 100. You can create a dialog to inform you of the completion of printing, the total number of photos printed during a preset period, and the number of remaining photo papers. The control unit 320 of the second server 300 may control the communication unit 310 to transmit a first signal corresponding to the generated conversation content to the first server 200. According to an embodiment, when the number of remaining photo papers is less than or equal to a preset number, the first signal may include link information of a URL address of an internet site where photo papers can be purchased.

The first server 200 transmits the first signal to the mobile terminal 100, and the control unit 180 of the mobile terminal 100 provides a chat room (1651, 1652, 1653) corresponding to the first signal. The display unit 151 may be controlled to be displayed on the screen 820.

When the user selects the link information 1653a of the URL address included in the chat window 1653, as shown in (c) of FIG. 20, the Internet site for photo paper purchase corresponding to the URL address is displayed on the display unit 151 ) Can be displayed.

Meanwhile, according to the present invention, a user of the mobile terminal 100 may invite friends to a chat room with an account of the second server 300. Here, it is assumed that the friends are in a friend relationship with the user of the mobile terminal 100 on the messenger application. This will be described with reference to FIG. 21.

21 is a view for explaining another example in which a second server controls a specific device through an application installed in a mobile terminal according to an embodiment of the present invention.

In the present embodiment, a portable photo printer 500 will be described as an example as a specific device registered in the second server 300.

Referring to FIG. 21A, a user of the mobile terminal 100 may invite friends (Yoona, Erin) to a chat room with an account of the second server 300. The user of the mobile terminal 100 may input the contents of a conversation requesting that a picture to be printed be sent (refer to conversation window #1661).

Friends (Yoona, Erin) invited to the chat room may input photos embedded in their mobile terminals into the chat room screen 820 through a photo sending function among functions of the messenger application. The input photo may be received by the mobile terminal 100 from each friend's mobile terminal through the first server 200. The controller 180 of the mobile terminal 100 controls the display unit 151 to display chat windows 1662 and 1663 corresponding to each of the input pictures on the chat room screen 820.

The user of the mobile terminal 100 may input a user command including text to print the above pictures (see chat window 1664). The controller 180 of the mobile terminal 100 controls the wireless communication unit 110 to transmit a first signal corresponding to the user command to the first server 200. The first server 200 transmits the first signal to the second server 300.

The second server 300 analyzes the user command included in the first signal and selects a device suitable for performing the analyzed user command “printing” among a plurality of devices registered in the second server 300. Judge. For example, it is assumed that among a plurality of devices registered in the second server 300, a device suitable for performing the user command “printing” is the portable photo printer 500.

The second server 300 transmits, to the portable photo printer 500, a control signal for printing the input pictures and the input pictures. Accordingly, as shown in (b) of FIG. 21, the portable photo printer 500 executes a photo printing function.

In FIG. 21, since the specific device registered in the second server 300 is the portable photo printer 500, for example, friends invited to the chat room can display image data related to the functions of the portable photo printer 500. Although the description is made on the assumption that input is input into the chat room, it is of course possible to input text data, voice data, etc. related to the function of the specific device into the chat room according to the type of the specific device registered in the second server 300.

In this embodiment, the user of the mobile terminal 100 invites friends to a chat room with the account of the second server 300, so that the invited friends are connected to the user of the mobile terminal 100 by the second server 300. It is to indirectly control the device registered in. Accordingly, in case the user of the mobile terminal 100 no longer wants to control the friends indirectly as described above, a function of withdrawing a friend from the chat room may be implemented in the messenger application. When the user of the mobile terminal 100 inputs a user command for withdrawing a friend on the chat room screen 820, the controller 180 of the mobile terminal 100 transmits a signal corresponding to the user command to the first server ( It is possible to control the wireless communication unit 110 to transmit to 200).

Meanwhile, according to the present invention, a specific device of the first user may be shared with the second user to be used. This will be described with reference to FIGS. 22 and 23. The first user and the second user are in a state of making friends with the second server 300 through a messenger application, respectively, and the second user may determine the device ID of a specific device stored in the second server 300 in relation to the first user. Assume you already know.

FIG. 22 is a flowchart showing an example of a method for allowing a first user's specific device to be shared with a second user and used, and FIG. 23 is a first user's specific device shared with a second user to be used It is a figure for explaining an example of the method for this. In this embodiment, a portable photo printer (pocket photo) 500 will be described as an example as a specific device registered in the second server 300.

An example of a method for sharing and using a specific device of a first user with a second user will be described with reference to FIGS. 22 and 23 together. The first user is the owner Jane of the portable photo printer 500 and the second user is the first user's friend Yoona.

The second user of the second mobile terminal 100b inputs a first user command corresponding to the request for sharing of the portable photo printer 500 on the chat room screen 1700 with the account of the second server 300 (1701). Refer to dialog No. and S1801). The first server 200 transmits a first signal corresponding to the first user command to the second server 300 (S1802).

The second server 300 transmits a second signal requesting the device ID of the portable photo printer 500 to be shared to the first server 200 (S1803).

The first server 200 transmits the second signal to the second mobile terminal 100b (see chat window 1702 and S1804).

The second user of the second mobile terminal 100b inputs the device ID of the portable photo printer 500 of the first user into the chat room screen 1700 (see chat window 1703), and the second mobile terminal 100b Transmits a third signal corresponding to the input device ID of the portable photo printer 500 to the first server 200 (S1805).

The first server 200 transmits the third signal to the third server 300 (S1806).

The second server 300 detects second user information mapped and stored with the device ID included in the third signal. Since the portable photo printer 500 is registered with the second server 300 in relation to the first user, the second user information mapped to the device ID belongs to the first user.

The second server 300 transmits to the first server 200 a fourth signal informing that there is a request for sharing from the second user to the portable photo printer 500 of the first user (S1807).

The first server 200 transmits the fourth signal to the first mobile terminal 100a (S1808).

The first mobile terminal 100a displays a notification window 1704 corresponding to the fourth signal through the display unit 151, and when the user accepts the sharing request, the first mobile terminal 100a transmits a fifth signal indicating acceptance of the sharing request. It is transmitted to the server 200 (S1809).

The first server 200 transmits the fifth signal to the second server 300 (S1810).

The second server 300 maps and stores the device ID of the portable photo printer 500 to the second user information of the second user (S1811).

The second mobile terminal 100b may display a chat window 1705 corresponding to a signal received from the second server 300 via the first server 200 on the chat room screen 1700. The chat window 1705 may include chat content indicating that the sharing of the portable photo printer 500 of the first user has been completed.

For convenience of explanation, each drawing has been described separately, but it is also possible to design a new embodiment by merging the embodiments described in each drawing. In addition, it is also within the scope of the present invention to design a computer-readable recording medium in which a program for executing the previously described embodiments is recorded according to the needs of those skilled in the art.

The multimedia device and its operation method according to the present invention are not limited to the configuration and method of the described embodiments as described above, but all or part of the embodiments are It may be selectively combined and configured.

Meanwhile, the method of operating a multimedia device of the present invention can be implemented as a code that can be read by a processor on a recording medium that can be read by a processor provided in the display device. The processor-readable recording medium includes all types of recording devices that store data that can be read by the processor. Examples of recording media that can be read by the processor include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, etc., and also include those implemented in the form of carrier waves such as transmission through the Internet. . In addition, the recording medium readable by the processor may be distributed over a computer system connected through a network, so that code readable by the processor may be stored and executed in a distributed manner.

In addition, although the preferred embodiments of the present invention have been illustrated and described above, the present invention is not limited to the specific embodiments described above, and the technical field to which the present invention belongs without departing from the gist of the present invention claimed in the claims. In addition, various modifications can be implemented by those of ordinary skill in the art, and these modifications should not be understood individually from the technical spirit or prospect of the present invention.

In addition, in this specification, both the product invention and the method invention are described, and the description of both inventions may be supplementarily applied as necessary.

100: mobile terminal
200: second server
300: third server
400: television
500: portable photo printer

Claims (13)

Executing a messenger application linked with the first server in the mobile terminal;
Transmitting, by the mobile terminal, a first signal for requesting a friend to the first server;
Transmitting, by the first server, first user information for identifying a user of the messenger application to a second server according to the first signal;
Generating, at the second server, second user information corresponding to the first user information;
Transmitting, at the second server, a second signal including information on terms and conditions necessary for accepting the friend request to the first server;
Transmitting the second signal to the mobile terminal at the first server;
Receiving, at the mobile terminal, a first user command agreeing to the terms of use according to the second signal;
Transmitting, by the mobile terminal, a third signal corresponding to the received first user command to the first server;
Transmitting, at the first server, the third signal to the second server;
Mapping and storing the second user information and the first user information in the second server;
Transmitting, by a specific device, product identification information of the specific device to the second server;
Generating, in the second server, a device ID corresponding to the product identification information, the device ID having a form of an email address;
Including, transmitting the device ID to the specific device in the second server, the method for linking the device with an external server. The method of claim 1,
The second signal includes a URL address of the second server, a method of interworking with an external server. delete The method of claim 1,
Receiving, at the mobile terminal, a second user command including text indicating the specific device;
Executing a device connection application on the specific device;
Displaying the received device ID on an execution screen of the device-connected application in the specific device;
Receiving, at the mobile terminal, a third user command corresponding to the device ID;
Transmitting, by the mobile terminal, a fourth signal corresponding to the device ID to the second server; And
Mapping the device ID to the second user information and storing the device ID in the second server. The method of claim 1,
The device ID is generated using at least one of a type of the specific device, an installation location, a model name, or a product serial number. The method of claim 1,
Executing a device connection application on the specific device;
In the specific device, receiving a fourth user command for requesting the device ID of the specific device; further comprising,
The step of transmitting the product identification information of the specific device from the specific device to the second server is performed according to the received fourth user command. Executing a messenger application;
Receiving a first user command for adding an account of an external server as a friend on an execution screen of the messenger application;
Displaying a chat room screen with an account of the external server according to the received first user command;
Displaying, on the chat room screen, a chat window asking for consent to the terms of use of the service provided by the external server;
Receiving a second user command including text agreeing to the terms of use through the chat room screen;
Displaying, on the chat room screen, a chat window guiding registration of a specific device to be interlocked with the external server;
Receiving a third user command including text indicating a specific device through the chat room screen;
Displaying, on the chat room screen, a chat window guiding input of a device ID of a specific device corresponding to the third user command;
Receiving a fourth user command including the text of the device ID of the specific device through the chat room screen; control method of a mobile terminal comprising a. The method of claim 7,
The text indicating the specific device includes a type of the specific device. The method of claim 7,
The device ID has a form of an e-mail address. The method of claim 8,
The device ID includes at least one of type information, installation location information, model name information, or serial number information of the specific device. A method of controlling a specific device by the first server in a state in which a specific device and a first server are linked through a messenger application installed in a mobile terminal, the method comprising:
Executing the messenger application in the mobile terminal and displaying a chat room screen with an account of the first server;
Transmitting, by the mobile terminal, a first signal for adding two or more friends previously registered in the messenger application as chat partners of the chat room to a second server interlocked with the messenger application;
Receiving, at the mobile terminal, a second signal including data related to a function of the specific device from at least one friend of the added conversation partners via the second server;
Displaying, at the mobile terminal, a chat window corresponding to the received second signal on the chat room screen;
Receiving, at the mobile terminal, a user command including a text corresponding to a function of the specific device related to the received second signal through the chat room screen;
Transmitting, at the mobile terminal, a third signal corresponding to the received user command to the second server;
Transmitting, at the second server, the third signal to the first server;
Transmitting, at the first server, a fourth signal for controlling a function of the specific device corresponding to the third signal to the specific device; And
And executing the function in the specific device according to the fourth signal. The method of claim 11,
The data related to the function of the specific device includes at least one of text data, image data, and voice data. The method of claim 11,
Transmitting a fifth signal to the second server for withdrawing at least one friend of the added chat partner from the chat room; further comprising, a device control method.

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