KR20200037185A - Method and apparatus for executing application - Google Patents

Abstract

The present invention relates to a method for conveniently executing an application and a device thereof. The method comprises the following operations of: establishing a connection between an electronic device and an external device; transmitting a list of a plurality of applications to the external device; receiving a transmission request of state information of an application from the external device, wherein the application is selected by the external device among the plurality of applications; transmitting the state information of the selected application to the external device based on the transmission request; receiving a control signal for the selected application from the external device; changing the state of the selected application based on the control signal; and transmitting state information corresponding to the changed state of the selected application to the external device, wherein the control signal can include coordinate information of an input to the selected application.

Description

Application execution method and device {METHOD AND APPARATUS FOR EXECUTING APPLICATION}

This specification relates to an application execution method and apparatus.

Short range communication is a technology for non-contact short-range wireless communication at a short distance. Among short-range communication, for example, Bluetooth and Near Field Communication (NFC) are widely used. Since a relatively simple device can transmit and receive data and other signals, a short-range communication module is included in various devices such as mobile phones.

The Stylus Pen is a pen type screen input device that was mainly used as an input tool for a pressure-sensitive touch screen. The use of stylus pens has been greatly reduced in recent years as the touch screen has become the main method of electrostatics. However, stylus pens are still used for precise input to digitizers.

N-Screen is a technology that mainly supports inter-device interlocking of contents. An application that uses n-screen to use a single content on multiple devices for content such as music, video, and photos, or to use content that matches characteristics for each device considering the efficiency of the content and devices This is a developing trend.

The existing N-screen technology is a non-intuitive structure that requires a large number of input operations by a user for a connection operation for sharing content between devices. In addition, the conventional N-screen technology is difficult to provide an intuitive seamless experience to the user in a limited form using only the functions provided by the application designated by the device.

One embodiment of the present specification is to provide a convenient application execution apparatus and method.

An electronic device according to various embodiments of the present disclosure includes a memory storing a plurality of applications; And a processor, wherein the processor establishes a connection between the electronic device and an external device, transmits a list of the plurality of apps to the external device, and requests to transmit status information of the app from the external device Receiving, wherein the app is selected from among the plurality of apps by the external device, and based on the transmission request, transmits the status information of the selected app to the external device, and relates to the selected app from the external device. A control signal is received, the status of the selected app is changed based on the control signal, and status information corresponding to the changed status of the selected app is transmitted to the external device, and the control signal is generated for the selected app. It may include coordinate information of the input.

An operation method of an electronic device storing a plurality of applications according to various embodiments of the present invention includes: establishing a connection between the electronic device and an external device, and listing the plurality of apps in the external An operation for transmitting to a device, a request for transmitting the status information of an app from the external device, wherein the app is selected from among the plurality of apps by the external device, based on the transmission request, of the selected app Transmitting status information to the external device, receiving a control signal for the selected app from the external device, changing a state of the selected app based on the control signal, and changed state of the selected app And transmitting status information corresponding to the external device, and the control signal is input to the selected app. It may include coordinate information of.

In a recording medium in which a program for controlling the operation of an electronic device storing a plurality of applications according to various embodiments of the present invention is recorded, the electronic device establishes a connection between the electronic device and an external device (establish) operation, transmitting the list of the plurality of apps to the external device, receiving a request to transmit the status information of the app from the external device, wherein the app is selected from the plurality of apps by the external device Operation, transmitting status information of the selected app to the external device based on the transmission request, receiving a control signal for the selected app from the external device, and selecting the selected signal based on the control signal An operation of changing the state of the app, and transmitting state information corresponding to the changed state of the selected app to the external device Has a program recording operation to the operation, the control signal may include coordinate information of the input to the selected app.

According to an embodiment of the present specification, the user can conveniently run the application.

1 is a network configuration diagram of a system for performing application execution and migration according to an embodiment of the present specification.
2 is a block diagram of a terminal according to an embodiment of the present specification.
3 is a block diagram of a terminal according to an embodiment of the present specification.
4 is a block diagram of an external device according to an embodiment of the present specification.
5 is a block diagram of an external device according to an embodiment of the present disclosure.
6A is a flowchart of an application transfer process according to the first embodiment of the present specification.
6B is a flowchart of an application migration process according to the first embodiment of the present specification.
6C is a flowchart of an application transfer process according to a second embodiment of the present specification.
7A to 7E show an instruction input reception method of the terminal.
8 is an application selection interface according to an embodiment of the present specification.
9A and 9B are flowcharts of an application migration process according to a third embodiment of the present specification.
9C is a flowchart of an application transfer process according to a fourth embodiment of the present specification.

Hereinafter, embodiments of the present specification will be described in detail with reference to the accompanying drawings.

In describing embodiments, descriptions of technical contents that are well known in the technical field to which this specification belongs and are not directly related to the specification will be omitted. This is to more clearly convey the gist of the present specification by omitting unnecessary description.

For the same reason, some components in the accompanying drawings are exaggerated, omitted, or schematically illustrated. Also, the size of each component does not entirely reflect the actual size. The same reference numbers are assigned to the same or corresponding elements in each drawing.

1 is a network configuration diagram of a system for performing application execution and migration according to an embodiment of the present specification. The system of FIG. 1 includes terminals 200 and 300 and external devices 400 and 500.

The terminal 200 is connected to the external device 400. The connection between the terminal 200 and the external device 400 may be established using, for example, a short-range communication protocol. The terminal 200 receives access information from the external device 400. Here, the connection information is information required to access the external device 500. The access information may include, for example, an ID, a password for accessing the external device 500, and at least a part of a serial number of the external device 400.

The terminal 200 may access the external device 500 using the received access information. The connection between the terminal 200 and the external device 500 may include any one of a wired connection, a wireless connection, or a combination of a wired connection and a wireless connection. The connection between the terminal 200 and the external device 500 is, for example, a wireless LAN protocol, a Long Term Evolution (LTE) protocol, a LTE-Advanced (LET-A) protocol, a Wideband Code Division Multiple Access (WCDMA) protocol, GSM (Global System for Mobile Communication) protocol, TCP / IP (Transmission Control Protocol / Internet Protocol), or the like.

The terminal 200 may be requested to transfer any one of the applications being performed by the terminal 200 to the external device 500. Transferring the application to the external device 500 may also be expressed as "store the application on the external device 500". When the terminal 200 receives a transfer request requesting to transfer the application, it transmits information related to the execution state of the application to the external device 500. Information related to the execution state of the application may include the context of the application. The context of the application may include, for example, input coordinates, keyboard input information, file input / output (I / O), database (DB) access information, sensor data, and at least some of memory states associated with the application. The information related to the execution state of the application is sufficient if it becomes sufficient information to reproduce the execution state of the application of the terminal 200 in another device. In most cases, the execution state is reflected in the memory. Therefore, the process of transmitting information related to the execution state of the application may be implemented by extracting the memory state related to the application as it is and transmitting it to the external device 500. According to another embodiment, the process of transmitting information related to the execution state of the application includes a memory state capable of reproducing the initial state and coordinates of input (touch / mouse, etc.) input after the initial state and / or (virtual or physical) keypad It may be implemented in a manner that transmits information about the input to the external device 500.

The external device 500 that has received the information on the execution state of the application may store it and transfer it to another terminal 300 later. According to another embodiment, the external device 500 may create a virtual device and reproduce the execution state of the corresponding application on the virtual device by using information about the execution state of the application. Thereafter, the screen of the execution state of the corresponding application is transmitted to the other terminal 300, the touch input other input input through the other terminal 300 is received, and the impersonation device on the external device 500 processes the corresponding input, and the Thereafter, the changed application screen may be delivered to another terminal 300.

The terminal 300 is connected to the external device 400. The connection between the terminal 300 and the external device 400 may be established using, for example, a short-range communication protocol. The terminal 300 receives access information from the external device 400. Here, the connection information is information required to access the external device 500. The access information may include, for example, an ID, a password for accessing the external device 500, an access token, temporary access information, and at least a part of the serial number of the external device 400.

The terminal 300 may access the external device 500 using the received connection information. The connection between the terminal 300 and the external device 500 may include any one of a wired connection, a wireless connection, or a combination of a wired connection and a wireless connection. The connection between the terminal 300 and the external device 500 may be implemented using any one or more of a wireless LAN protocol, LTE protocol, LET-A protocol, WCDMA protocol, GSM protocol, TCP / IP, for example.

The terminal 300 may receive a list of applications that can be resumed from the external device 400 and / or the external device 500. Here, the resumable application may include, for example, an application that the terminal 200 has transferred to the external device 500. The terminal 300 may receive a selection input for one of the list of resumable applications.

According to an embodiment of the present disclosure, the terminal 300 may receive information on the execution state of the selected application from the external device 500. The information regarding the execution state may include, for example, at least a part of a memory state related to a corresponding application and coordinates of an input (such as a touch or mouse). In this case, the terminal 300 may reproduce the execution state of the corresponding application in the terminal 300 based on the received information on the execution state and provide it to the user. This method can be utilized when the terminal 300 has the capability to execute the application and reproduce / resume the execution state.

According to another embodiment of the present specification, the terminal 300 may receive the execution screen of the selected application from the external device 500. Here, the execution screen is an execution screen of an application that is being executed on the virtual device of the external device 500. The terminal 300 may display an execution screen on the display unit of the terminal 300 and transmit an input signal input through the input unit of the terminal 300 to the external device 500. The external device 500 may process the received input signal as an input of the virtual device. The execution screen of the application may be transmitted to the terminal 300 from the external device 500 in real time, periodically, or whenever the execution screen is changed.

The external device 400 may hold and / or store access information for accessing the external device 500. The external device 400 may provide access information to the terminal 200 and / or the terminal 300. Also, the external device 400 may store a list of migrated applications. When the application is transferred to the external device 500 according to the above-described process, the external device 400 is notified that the application has been transferred, and changes the list of transferred applications held by the external device 400 according to the notification. In addition, when the application held by the external device 400 moves to another terminal 300, the external device 400 deletes the application from the list of transferred applications held by the external device 400.

In the embodiment of FIG. 1, the terminal 200 and the terminal 300 perform transmission / reception of an application, and functions are separated. However, in an actual embodiment, the terminal 200 may have the functions of the terminal 300 or vice versa, the terminal 300 may also have the functions of the terminal 200. The version of the operating system and application used by the terminal 200 may be the same as the version of the operating system and application used by the terminal 300, or may be different from each other.

Detailed operations of the terminals 200 and 300 and the external devices 400 and 500 will be described later in detail with reference to FIGS. 2 to 8.

2 is a block diagram of a terminal 200 according to an embodiment of the present specification.

Referring to FIG. 2, the terminal 200 according to an embodiment of the present specification includes a wireless communication unit 210, an audio processing unit 220, an input unit 231, a display unit 232, a storage unit 250, and a control unit 260 ).

The wireless communication unit 210 transmits and receives data and other signals for wireless communication of the terminal 200. The wireless communication unit 210 includes one or more of a radio frequency (RF) transmitter for up-converting and amplifying the frequency of the transmitted signal, an RF receiver for low-noise amplifying the received signal and down-converting the frequency, and other similar communication modules. can do. Also, the wireless communication unit 210 may receive data through a wireless channel and output the data to the control unit 260. The wireless communication unit 210 may transmit data output from the control unit 260 through a wireless channel. In the case of a terminal using wired communication instead of wireless communication, a wired communication unit may be included instead of the wireless communication unit 210. The wireless communication unit and the wired communication unit are collectively referred to as a communication unit.

In particular, the wireless communication unit 210 according to an embodiment of the present specification may connect to the external device 400 to receive connection information required to access the external device 500 from the external device 400. The wireless communication unit 210 may access the external device 500 using the connection information, and transmit information regarding the execution state of the selected application to the external device 500.

The wireless communication unit 210 may use short range communication to connect to the external device 400. To this end, the wireless communication unit 210 may include a short-range communication module. The short-range communication module may support Bluetooth and / or NFC communication, for example.

The audio processing unit 220 converts a digital audio signal into an analog audio signal through an audio codec and reproduces it through a speaker SPK. The audio processing unit 220 converts an analog audio signal input from a microphone (MIC) into a digital audio signal through an audio codec. The audio processing unit 220 may include a codec (CODEC). The codec may include a data codec for processing packet data and the like, and an audio codec for processing audio signals such as voice. When audio processing is unnecessary, the audio processing unit 220 may be omitted.

The input unit 231 senses the user's input and transmits a signal corresponding thereto to the control unit 260. The input unit 231 may include a touch sensor and / or a key input unit. The touch sensor detects the user's touch input. The touch sensor may include a touch sensing sensor such as a capacitive overlay, a pressure resistive overlay, an infrared beam, or a pressure sensor. In addition to the sensors, all kinds of sensor devices capable of sensing contact or pressure of an object may implement a touch sensor according to an embodiment of the present specification. The touch sensor detects a user's touch input, generates a detection signal, and transmits it to the control unit 260. The detection signal includes coordinate data input by the user. When the user inputs the touch position movement operation, the touch sensor generates a detection signal including coordinate data of the touch location movement path and transmits it to the control unit 260.

The key input unit receives a key operation of a user for controlling the terminal 200, generates an input signal, and transmits it to the control unit 260. The key input unit may be configured with a keypad including a number key and a direction key, and may be formed with a predetermined function key on one surface of the terminal 200. According to an embodiment of the present disclosure, in the case of a terminal capable of all operations using only a touch sensor, a key input unit may be omitted.

The key input unit and the touch sensor both serve to receive a user input and transmit it to the control unit 260.

In particular, the input unit 231 may detect a selection input for selecting an application to be transferred to the external device 500 according to an embodiment of the present specification and transmit it to the control unit 260.

It should be noted that the terminal 200 of the present specification may include a touch sensor as described above, but the embodiment of the present specification described below is not necessarily applied only to the terminal 200 having the touch sensor.

The display unit 232 may visually provide a menu of the terminal 200, input data, function setting information, and various other information to the user. The display unit 232 may be formed of a liquid crystal display (LCD), organic light emitting diodes (OLED), active matrix organic light emitting diodes (AMOLED), etc. 232 performs a function of outputting a boot screen, a standby screen, a menu screen, a call screen, and other application screens of the terminal 200. In particular, the display unit 232 may display an interface to select an application to be transferred to the external device 500.

The storage unit 250 serves to store programs and data necessary for the operation of the terminal 200. The storage unit 250 may be divided into a program area and a data area. The program area is a program for controlling the overall operation of the terminal 200, an operating system (OS) for booting the terminal 200, an application program required for multimedia content playback, and other optional functions of the terminal 200, such as a camera You can store functions, sound playback functions, and applications required for image or video playback functions. The data area is an area in which data generated according to the use of the terminal 200 is stored, and may store images, videos, phone books, audio data, and the like. In particular, the storage unit 250 may temporarily or semi-permanently store access information received from the external device 400. The connection information may be used to access the external device 500 later.

The control unit 260 controls the overall operation of each component of the terminal 200. In particular, the control unit 260 may receive input from the input unit and control the display unit 232 accordingly.

3 is a block diagram of a terminal 300 according to an embodiment of the present specification.

Referring to FIG. 3, the terminal 300 according to an embodiment of the present specification includes a wireless communication unit 310, an audio processing unit 320, an input unit 331, a display unit 332, a storage unit 350, and a control unit 360 ).

The wireless communication unit 310 performs a function of transmitting and receiving data and other signals for wireless communication of the terminal 300. The wireless communication unit 310 includes at least one of a radio frequency (RF) transmitter for up-converting and amplifying the frequency of the transmitted signal, an RF receiver for low-noise amplifying the received signal and down-converting the frequency, and other similar communication modules. can do. In addition, the wireless communication unit 310 may receive data through a wireless channel and output it to the control unit 360. The wireless communication unit 310 may transmit data output from the control unit 360 through a wireless channel. In the case of a terminal using wired communication instead of wireless communication, a wired communication unit may be included instead of the wireless communication unit 310. The wireless communication unit and the wired communication unit are collectively referred to as a communication unit.

In particular, the wireless communication unit 310 according to an embodiment of the present specification may connect to the external device 400 to receive connection information required to access the external device 500 from the external device 400. The wireless communication unit 310 may access the external device 500 using connection information. The wireless communication unit 310 may receive a list of applications that can be resumed from the external device 400 and / or the external device 500. When an application is selected to be resumed, the wireless communication unit 310 may receive information regarding an execution state of the application and / or an execution screen of the application from the external device 500.

The wireless communication unit 310 may use short range communication to connect to the external device 400. To this end, the wireless communication unit 310 may include a short-range communication module. The short-range communication module may support Bluetooth and / or NFC communication, for example.

The audio processing unit 320 converts a digital audio signal into an analog audio signal through an audio codec and reproduces it through a speaker SPK. The audio processor 320 converts the analog audio signal input from the microphone MIC into a digital audio signal through an audio codec. The audio processing unit 320 may include a codec (CODEC). The codec may include a data codec for processing packet data and the like, and an audio codec for processing audio signals such as voice. If audio processing is unnecessary, the audio processing unit 320 may be omitted.

The input unit 331 senses the user's input and transmits a signal corresponding thereto to the control unit 360. The input unit 331 may include a touch sensor and / or a key input unit. The touch sensor detects the user's touch input. The touch sensor may include a touch sensing sensor such as a capacitive overlay, a pressure resistive overlay, an infrared beam, or a pressure sensor. In addition to the sensors, all kinds of sensor devices capable of sensing contact or pressure of an object may implement a touch sensor according to an embodiment of the present specification. The touch sensor detects a user's touch input, generates a detection signal, and transmits it to the controller 360. The detection signal includes coordinate data input by the user. When the user inputs the touch position movement operation, the touch sensor generates a detection signal including coordinate data of the touch location movement path and transmits it to the control unit 260.

The key input unit receives a key operation of a user for controlling the terminal 300, generates an input signal, and transmits the input signal to the control unit 360. The key input unit may be configured with a keypad including a number key and a direction key, and may be formed with a predetermined function key on one surface of the terminal 300. According to an embodiment of the present disclosure, in the case of a terminal capable of all operations using only a touch sensor, a key input unit may be omitted.

The key input unit and the touch sensor both serve to receive a user input and transmit it to the control unit 360.

In particular, the input unit 331 may detect a selection input for selecting an application to be resumed according to an embodiment of the present specification and transmit it to the control unit 360.

It should be noted that the terminal 300 of the present specification may include a touch sensor as described above, but the embodiment of the present specification described below is not necessarily applied only to the terminal 300 having the touch sensor.

The display unit 332 may visually provide a menu of the terminal 300, input data, function setting information, and various other information to the user. The display unit 332 may be formed of a liquid crystal display (LCD), organic light emitting diodes (OLED), or active matrix organic light emitting diodes (AMOLED), etc. 332 performs a function of outputting a boot screen, a standby screen, a menu screen, a call screen, and other application screens of the terminal 300. In particular, the display unit 332 may display an interface through which an application to be resumed can be selected. Also, the display unit 332 may display an execution screen of the resumed application. At this time, the execution screen may include an execution screen directly executed by the terminal 300 and / or an execution screen received from the external device 500.

The storage unit 350 serves to store programs and data necessary for the operation of the terminal 300. The storage unit 350 may be divided into a program area and a data area. The program area is a program for controlling the overall operation of the terminal 300, an operating system (OS) for booting the terminal 300, an application program required for multimedia content playback, and other optional functions of the terminal 300, such as a camera You can store functions, sound playback functions, and applications required for image or video playback functions. The data area is an area in which data generated according to the use of the terminal 300 is stored, and may store images, videos, phone books, audio data, and the like. In particular, the storage unit 350 may temporarily or semi-permanently store access information received from the external device 400. The connection information may be used to access the external device 500 later.

The control unit 360 controls the overall operation of each component of the terminal 300. In particular, the control unit 360 may receive the input of the input unit and control the display unit 332 accordingly.

4 is a block diagram of an external device 400 according to an embodiment of the present specification.

The external device 400 includes a communication unit 410, a storage unit 450, and a control unit 460.

The communication unit 410 transmits access information to the terminal 200 and / or the terminal 300 in connection with the terminal 200 and / or the terminal 300. The access information is information for the terminal 200 and / or the terminal 300 to access the external device 500. For example, when the distance between the external device 400 and the terminal 200 is within a certain distance and detects a signal strength sufficient to perform short-range wireless communication, the communication unit 410 connects to the terminal 200 and connects the terminal. Connection information may be transmitted to the 200. According to another embodiment, the communication unit 410 accesses the terminal 200 only when there is a separate connection request from the terminal 200, and only when there is a request to provide separate access information from the terminal 200 You can also send the connection information to. According to another embodiment, the communication unit 410 may connect to the terminal 200 according to input through a separate electronic / mechanical input unit provided by the external device 400 and transmit access information to the terminal 200.

The storage unit 450 stores access information. The access information is information for the terminal 200 and / or the terminal 300 to access the external device 500.

The control unit 460 controls each component of the external device 400 such that the external device 400 operates according to at least some of the embodiments described with reference to FIGS. 2 and 6A to 8.

The external device 400 may be implemented, for example, in the form of a stylus pen. According to another embodiment, the external device 400 is not a stylus pen, but may have a tip portion, that is, a pointed shape, which is convenient for a touch input to the terminal 200 or the terminal 300.

The external device 400 may further include an electromagnetic signal generation device and / or an electromagnetic signal detection device capable of effectively performing an input operation by interacting with the terminal 200 and / or the input unit of the terminal 300. .

5 is a block diagram of an external device 500 according to an embodiment of the present specification.

Referring to FIG. 5, the external device 500 includes a communication unit 510, a control unit 560, and a storage unit 550.

The communication unit 510 connects to the terminal 200 and / or the terminal 300 and receives data from the terminal 200 and / or terminal 300, and transmits data to the terminal 200 and / or terminal 300. Send. In particular, the communication unit 510 receives information related to an application execution state from the terminal 200 and transmits information related to an execution state of the application and / or an execution screen of the application to the terminal 300. The communication unit 510 may receive an input signal input to the terminal 300 from the terminal 300. The storage unit 550 stores information regarding an execution state of an application received from the terminal 200. The control unit 560 controls each component of the external device 500 to operate according to an embodiment described below with reference to FIGS. 2 or 6A to 8. In particular, the controller 560 may create a virtual device corresponding to the terminal 200 and / or the terminal 300 and execute the corresponding application on the virtual device based on context information of the application received from the terminal 200. When an input signal for the corresponding application is received from the terminal 300, the controller 560 may affect the execution state of the application by applying the input signal to the virtual device.

The external device 500 may be implemented, for example, in the form of a cloud server.

Detailed operations of the terminals 200 and 300 and the external devices 400 and 500 will be described later with reference to FIGS. 6A to 8.

6A is a flowchart of an application transfer process according to the first embodiment of the present specification. The process of FIG. 6A is also applied to the second embodiment described later.

6B is a flowchart of an application migration process according to the first embodiment of the present specification.

6C is a flowchart of an application transfer process according to a second embodiment of the present specification.

6B and 6C are performed after the process of FIG. 6A.

The terminal 300 and the external devices 400 and 500 may perform any one of the process of FIG. 6B and the process of FIG. 6C. According to a modified example, the terminal 300 and the external devices 400 and 500 may perform both the process of FIG. 6B and the process of FIG. 6C.

In step 605, the terminal 200 starts executing the application. The application may include, for example, any one or more of a web browser, video playback application, game and social network service application. Start of execution of the application may be performed by an explicit execution command of the user, or the application may start execution according to a change in the environment of the terminal 200 or a preset schedule. Some applications may be automatically performed when the terminal 200 is booted or when the booting is completed.

In step 610, the terminal 200 stores the context of the application. The terminal 200 may, for example, store the context of the application in real time or periodically. Here, the context of the application may include information about an input signal input to the application. For example, when the terminal 200 includes a touch screen, touch coordinates input while the application is activated may be stored. The process of storing touch coordinates may be repeated throughout the execution process of the application. The context of the application may further include the context of the terminal 200, for example, the resolution information of the screen. The application context may include memory state information associated with the application.

According to a modification example, touch coordinates may be omitted from the application context. In this case, the execution state of the corresponding application should be reproduced at least in part on the virtual device of the external device 500 only with the memory state.

In step 615, communication between the terminal 200 and the external device 400 is connected. When the external device 400, for example, the stylus pen is in a state capable of short-range wireless communication with the terminal 200, the terminal 200 may establish a short-range communication connection with the external device 400. According to a modified example, the connection process 615 may be performed only when a previous command (instruction) of the application of step 620 is received.

In step 620, the input unit 231 of the terminal 200 receives an instruction input instructing to transfer a specific application to the external device 500. The user may simply instruct the external device 500 to move the application to the external device 500 by selecting the running screen of the application using the external device 400 or other method. According to a modified example, the input is an instruction input for selecting an application to be transferred to the external device 500 through a mechanical and / or electrical input provided in the external device 400, and then selects the running screen of the application to apply To the external device 500. In this case, the external device 400 may transmit the instruction information indicating that the subsequent selection is an instruction input for selecting an application to be moved according to a signal input through a mechanical and / or electrical input unit to the terminal 200. According to another modified example, after activating a function of selecting an application to be transferred through a menu / function selection of the terminal 200, a running screen of the application may be selected to instruct the application to be moved to the external device 500. have.

According to a modified example, when the terminal 200 receives the transfer instruction of the application or completes the transfer of the application, the external device 400 may be notified that the application has been transferred. The external device 400 holds a list of applications transferred to the external device 500, and upon receiving the corresponding notification, the external device 400 may update the application list.

7A to 7E show an instruction input reception method of the terminal 200.

Referring to FIG. 7A, the social network service application is running on the terminal 200. The user may instruct to transfer the social network application to the external device 500 by using the external device 400 or by selecting anywhere on the screen by other methods.

Referring to FIG. 7B, a web browser is running on the terminal 200. The user may instruct to transfer the web browser application to the external device 500 by selecting anywhere on the web browser screen. According to a modified example, the terminal 200 may be interpreted to indicate that, upon receiving a selection for a specific tab of a web browser supporting tab browsing, only the execution information for the tab is transferred to the external device 500. In this case, the terminal 200 may transmit information regarding an application execution state for a corresponding tab among web browsers, for example, a web page address and coordinate information of a portion displayed among all pages to the external device 500. .

Referring to FIG. 7C, a game application is running on the terminal 200. The user may instruct the user to transfer the game application to the external device 500 by using the external device 400 or by selecting anywhere on the screen by other methods.

Referring to FIG. 7D, a video application is running on the terminal 200. The user may instruct the user to transfer the video application to the external device 500 by using the external device 400 or by selecting anywhere on the screen by other methods. According to a modification example, the user can select a specific video from the video list, and in this case, the context of the selected video, for example, the video or a URL of a page containing the video may be delivered to the external device 500. . The external device 500 may use a virtual device to execute the corresponding video application and set the state of the application to a state of providing a playback state of the corresponding video or an interface screen for starting playback.

Referring to FIG. 7E, a list of applications 791, 792, and 793 in which the terminal 200 is running is displayed. The user may select a specific application among them and instruct the user to transfer the application to the external device 500.

Returning to FIG. 6A, in step 625, the terminal 200 receives access information from the external device 400. The access information is information required to access the external device 500. The access information may include, for example, an ID, a password for accessing the external device 500, and at least a part of a serial number of the external device 400. Upon receiving the input indicating the transfer of the application, the terminal 200 may request access information to the external device 400 to receive the access information. According to a modified example, when the connection 615 between the external device 400 and the terminal 200 is established, the terminal 200 may immediately request and receive access information from the external device 400.

In step 630, the wireless communication unit 210 (or communication unit) of the terminal 200 accesses the external device 500 using the connection information. If the connection fails due to incorrect connection information or poor communication status, a failure message is displayed and the process ends.

In step 635, the wireless communication unit 210 of the terminal 200 transmits the context of the application to be transferred to the external device 500. The application context can include, for example, sufficient memory state information to reproduce the running state of the application. According to a modified example, the application context may include information regarding input signals input while the application is being performed in the terminal 200. The application context may further include resolution information of the terminal 200.

In step 640, the external device 500 processes the received application context. For example, according to the first embodiment, the external device 500 may store the received application context and then transmit the stored application context to the terminal 300 when receiving the request from the terminal 300. According to the second embodiment, the external device 500 may create a virtual device in the external device 500. The external device 500 may execute the corresponding application on the virtual device using the received application context and restore the execution state of the application that the terminal 200 was running on the virtual device. Thereafter, when a screen of the application is requested from the terminal 300, the communication unit 510 of the external device 500 may repeatedly provide the screen of the application to the terminal 300 or whenever a screen is changed.

6B illustrates an application migration process according to the first embodiment of the present specification. The process of FIG. 6B is described on the assumption that the process of FIG. 6A is performed after completion.

In step 645, a connection between the terminal 300 and the external device 400 is established. A process similar to the connection process of step 615 of FIG. 6A may be performed.

In step 650, the resume function of the application is selected. According to a modified example, step 650 may be omitted.

In step 655, the external device 400 provides access information to the terminal 300. The access information is information required to access the external device 500, and is the same as the access information described in step 625 of FIG. 6A.

In step 660, the terminal 300 accesses the external device 500 using the access information. In step 665, the terminal 300 receives a list of applications that can be resumed, that is, a list of applications held by the external device 500 from the external device 500. The external device 500 can naturally obtain a list of applications owned by it. According to a modified example, the terminal 300 may receive a list of applications held by the external device 500 from the external device 400. In this case, when the application is transferred, the external device 400 needs to be notified of the transfer information from the terminal 200 and maintain the list of applications transferred to the external device 500.

In step 670, the terminal 300 provides the user with an interface for selecting an application to be resumed and receives a selection of an application to be resumed.

8 is an application selection interface according to an embodiment of the present specification.

Referring to FIG. 8, a list of applications to be resumed, that is, a list of applications 891, 892 and 893 transferred to the external device 500 is displayed. The user can select one of them to allow the corresponding application to be resumed at the terminal 300 or to display the execution screen of the corresponding application through the terminal 300.

Returning to FIG. 6B, in step 675, the terminal 300 transmits a message requesting the selected application context to the external device 500. In step 680, the external device provides the application context to the terminal 300. At this time, the external device 500 may transform or convert the context of the application to the terminal 300 in accordance with the resolution of the terminal 300 and the capability of the terminal 300. The application context may include sufficient information to reproduce / resume the execution state of the application in the terminal 300 as described above.

In step 685, the control unit of the terminal 300 may resume the application using the received application context.

Referring to FIG. 6C, an application migration process according to a second embodiment of the present specification is disclosed.

The process of steps 645, 650, and 655 is the same as described above with reference to FIG. 6B, so a detailed description is omitted here.

In step 657, the terminal 300 receives a list of applications that can be resumed from the external device, that is, a list of applications transferred to the external device 500. The terminal 300 may receive a list of applications transferred from the external device 500 to the external device 500.

The process of steps 660 and 670 is the same as described above with reference to FIG. 6B, so a detailed description is omitted here.

In step 690, the terminal 300 transmits a message requesting the execution screen of the selected application to the external device 500. In step 691, the external device 500 acquires a screen of an application running in the virtual device. The external device 500 may generate a virtual device immediately after receiving information on an execution state of the application in the process of FIG. 6A and reproduce / resume the application on the virtual device. Conversely, the external device 500 may reproduce / resume the application in the virtual device when the execution screen of the application is requested in step 690. The resolution of the virtual device may be changed according to the resolution of the terminal 300. Therefore, the application execution screen request message of step 690 may further include resolution information of the terminal 300. The creation time of the virtual device and the restarting time of the application on the virtual device may vary according to embodiments, but the virtual device is generated and the application on the virtual device must be restarted before the execution screen is actually requested.

In step 692, the external device 500 provides the obtained application screen to the terminal 300.

In step 693, the terminal 300 displays the received application execution screen. The external device 500 may transmit the execution screen of the application in real time, repeatedly, or whenever the screen is changed, to the terminal 300 so that the terminal 300 updates the execution screen.

While the execution screen of the application is displayed, the terminal 300 receives an input for controlling the application in step 694 through the input unit 331. That is, the user may receive an execution screen of an application running in the virtual device of the external device 500 through the terminal 300 and input an input for control on the screen. In step 695, the terminal 300 transmits the received input signal to the external device 500. The external device 500 uses the received input signal as an input for an application running on the virtual device. Applications running on the virtual device can be controlled accordingly. When the execution screen of the application is changed accordingly, in step 697, the external device 500 delivers the changed execution screen of the application to the terminal 300. The terminal 300 displays the execution screen of the application received in step 698 through the display unit 332 of the terminal 300.

9A and 9B are flowcharts of an application migration process according to a third embodiment of the present specification.

9A and 9B illustrate in more detail the communication between the internal components or layers of the terminals 200 and 300 and the external device 500 in comparison with the description of the first and second embodiments described above. It is a drawing to do. 9A and 9B, a part that can be used in combination with the case of the first embodiment and / or the second embodiment may be used in combination with the first embodiment and / or the second embodiment.

9A and 9B, the terminal 200 includes an operating system layer 901 and a framework layer 902. The external device 500 includes a framework layer 903 and an application layer 904. Referring to FIG. 9B, the terminal 300 includes an operating system layer 905 and a framework layer 906.

9A, application execution is performed in step 910. Step 910 may include steps 912, 914 and 916.

In step 912, the operating system layer 901 of the terminal 200 transmits a command and / or request regarding the execution and operation of the application to the framework layer 902. In step 914, the framework layer 902 stores the context of the application during execution of the application. The context of the application may include, for example, at least some of input coordinates applied to the application, keyboard input information, file input / output (I / O), database (DB) access information, sensor data, and memory status associated with the application. have. The context of the application may be utilized to reproduce the execution state of the application in the virtual device of the external device 500.

In operation 916, the framework layer 902 of the terminal 200 may synchronize the application context with the framework layer 903 of the external device 500. For example, the framework layer 902 of the terminal 200 transmits the application context stored in step 914 to the framework layer 903 of the external device 500 and the framework layer 903 of the external device 500 You can store the received application context. If the connection between the external device 500 and the terminal 200 is not maintained, the application context of step 916 may be synchronized after a connection between the external device 500 and the terminal 200 is made.

In step 920, virtual device initialization is performed. Step 920 may include steps 922, 924, 926, 928, 930, 932, 934 and 936.

In step 922, a connection is established between the external device 400, for example, the stylus pen and the operating system 901 of the terminal 200. For example, when the operating system 901 of the terminal 200 detects a short range communication signal of the external device 400, the operating system 901 of the terminal 200 communicates with the external device 400 You can establish a short-range communication connection by attempting a connection. According to a modified example, on the contrary, when the external device 400 detects a short-range communication signal of the terminal 200, the external device 400 may establish a short-range communication connection by attempting a short-range communication connection with the terminal 200.

After the connection, in step 924, the external device 400 delivers the access information and / or user profile held by the external device 400 to the operating system 901 of the terminal 200. The access information is information for the terminal 200 to access the external device 500. When the terminal 200 is already connected to the external device 500, transmission of the connection information may be omitted. The user profile may include, for example, information for the external device 500 to identify the external device 400. The user profile can be utilized to indicate which external device 400 is associated with the request that is forwarded in subsequent steps 928, 946, 954.

In step 926, the operating system layer 901 of the terminal 200 transmits a virtual device creation request to the framework layer 902 of the terminal 200. The virtual device creation request may include, for example, access information and / or a profile obtained in step 924. The request for creating a virtual device may further include information regarding the resolution of the terminal 200 and terminal capability.

In step 928, the framework layer 902 of the terminal 200 transmits virtual device related information to the framework layer 903 of the external device 500. The delivery of virtual device related information may be interpreted as a request for creation of a virtual device. The virtual device-related information may include at least some of the user profile transmitted in step 924 and / or the resolution and other terminal capability delivered in step 926. If step 916 is omitted or there is an application context that has not been delivered, the application context may be delivered at step 928.

In operation 930, the framework layer 903 of the external device 500 creates a virtual device according to the received virtual device related information. The generated virtual device has a relationship with the configuration and performance of the terminal 200.

In step 932 and step 934, the virtual device creation response is transmitted from the framework layer 903 of the external device to the operating system layer 901 of the terminal 200 through the framework layer 902 of the terminal 200. The virtual device creation response is a message indicating that a virtual device has been created in the external device 500. The virtual device creation response may include information regarding the resolution and / or other performance of the virtual device. In step 936, the operating system layer 901 of the terminal 200 transmits virtual device creation information to the external device 400. The virtual device creation information may include at least a part of an indicator indicating that a virtual device has been generated in the external device 500, information regarding resolution and other performance of the virtual device. Step 936 may be omitted if the external device 400 does not need to obtain information about the virtual device.

Referring to FIG. 9B, in step 940, an application selection process is performed. The application selection process includes step 942, step 944, step 946, step 948, step 950, step 952, step 954, step 956, step 958 and step 960.

In step 942, the external device 400 transmits a selection input for selecting an application to be transferred to the external device 500 to the operating system 901. The selection input may be performed by selecting a touch screen. The input for selecting an application to be transferred to the external device 500 does not necessarily have to be performed through the external device 400, and the user touches the touch screen of the terminal 200 with a finger or presses a physical key of the terminal 200 Selection can also be performed in a manner. For this selection, any one of the above-described FIGS. 7A to 7E or a similar interface may be provided.

In step 944, the operating system layer 901 of the terminal 200 transmits a request to reproduce the selected application to the framework layer 902 of the terminal 200.

In step 946, the framework layer 902 of the terminal 200 transmits a request to reproduce the selected application to the framework layer 903 of the external device 500. The request to reproduce the selected application is a message requesting that the execution state of the application is reproduced in the external device 500 according to the context for the selected application. If the context of the application is not delivered, in step 946, the context of the application may be delivered from the framework layer 902 to the framework layer 903 of the external device 500.

In step 948, the framework layer 902 of the external device 500 executes the application on the virtual device of the external device 500, and applies the context of the application. For example, touch input and other input included in the application context are applied to the application on the virtual device.

In step 950, the external device 400 transmits a selection input to an application to be reproduced on the screen of the terminal 300 to the operating system layer 905 of the terminal 300. The selection input may be performed by selecting a touch screen. The input for selecting an application to be reproduced does not necessarily have to be made through the external device 400, and the selection is also performed by a user touching the touch screen of the terminal 300 with a finger or pressing a physical key of the terminal 300 Can be. For this selection, the interface described above in FIG. 8 or similar may be provided. The external device 400 and / or the external device 500 may provide the terminal 300 with a list of selectable applications.

Similar to the connection of step 922, when the external device 400 moves and is located near the terminal 300, a short-range communication connection between the external device 400 and the terminal 300 may be automatically established. Similarly, similar to the information transmission in step 924, the external device 400 may transmit information for accessing the external device 500 to the operating system layer 905 of the terminal 300. If the terminal 300 is already connected to the external device 500, or if the terminal 300 has information for accessing the external device 500, the external device 400 is the operating system layer 905 of the terminal 300 ), There is no need to transmit information for accessing the external device 500.

In step 952, the operating system layer 905 of the terminal 300 transmits a request to execute (or reproduce) a selected application to the framework layer 906 of the terminal 300. The execution request of the application may be a message instructing the framework layer 906 to send a request to associate a virtual device.

In step 954, the framework layer 906 of the terminal 300 transmits a virtual device association request to the framework layer 903 of the external device 500. The virtual device association request may be a message requesting the external device 500 to output the screen of the corresponding application on the virtual device and to use the input signal to the terminal 300 as an input signal of the corresponding application on the virtual device. . The virtual device association request may include resolution and other performance information of the terminal 300. In this case, the framework layer 903 of the external device 500 changes the resolution and other performance of the virtual device to match the terminal 300, or the size and / or other output information of the application screen provided to the terminal 300 The resolution and / or performance information of 300 may be converted and provided.

The framework layer 903 of the external device 500 receiving the virtual device association request acquires an application screen and / or other output (such as sound information) from the application layer 904. In step 958 and 960, the corresponding application screen and / or other output may be delivered from the framework layer 903 to the framework layer 906 and the operating system layer 905. The framework layer 903 of the external device 500 may transmit the screen information and / or other output of the application to the terminal 300 periodically or in real time. In addition, the terminal 300 may output the received screen information and / or other output through the display unit or other components. The input signal input through the input unit of the terminal 300 is transmitted to the external device 500, and the external device 500 may process the input signal as an input signal for an application on the virtual device. Accordingly, the execution state of the application on the virtual device may be changed, and when the screen of the application is changed, real-time or periodically changed screen information may be transmitted to the terminal 300.

9C is a flowchart of an application transfer process according to a fourth embodiment of the present specification.

The embodiment of FIG. 9C is a modification of the third embodiment with reference to FIGS. 9A and 9B.

Steps 912, 914, 916, 922, 924, 926, 928, 930, 932, 934, and 936 of FIG. 9A may be applied to the fourth embodiment. The process of FIG. 9C describes a process after the process of FIG. 9A has been performed.

Steps 942, 944, 946, and 948 of FIG. 9C are the same or similar to those of steps 942, 944, 946, and 948 of FIG. 9B, and thus detailed descriptions thereof will be omitted.

In step 968, the terminal 200 returns an application from the external device 500 (return). Step 968 may include at least some of steps 970, 972, 974, 976, 978, 980, and 982.

In operation 970, the user may select an application to which the terminal 200 is to be transferred from the external device 500 using the external device 400 or in other ways. In step 972, the operating system layer 901 of the terminal 200 requests the application layer to be transferred to the framework layer 902 of the terminal 200. In step 974, the framework layer 902 of the terminal 200 requests the context of the application to the framework layer 903 of the external device 500.

In step 976, the framework layer 903 of the external device 500 that made the application context request ends the application on the virtual device of the external device 500. In step 978, the framework layer 903 of the external device 500 delivers the context of the application to the framework layer 902 of the terminal 200. In step 980, the framework layer 902 of the terminal 200 requests the operating system 901 to resume the application based on the application context, and the application is resumed in the terminal 200. In addition, in step 982, the framework layer 903 of the external device 500 ends the virtual device.

In some of the above-described embodiments, the terminals 200 and 300 automatically connect with the external device 400, and the terminals 200 and 300 access information for accessing the external device 500 from the external device 400. It has been described as receiving and connecting to the external device 500. However, according to a modified example, the terminals 200 and 300 may access the external device 500 according to an input for the user to access the external device 500 without involvement of the external device 400.

In some of the above-described embodiments, the description has been mainly focused on the content of the screen output to the user. However, if the amount of operation required by the application is heavy (heavy), some of the above-described embodiments may be utilized to cause the external device 500 to handle some of the operations. For example, it is assumed that the application of the terminal 200 has started encoding the video for a total length of 3 minutes and completed the encoding for 30 seconds. When the 30-second encoding is completed, the terminal transfers the corresponding application to the external device 500. In this case, at least a portion required for subsequent encoding and a portion of the source movie to be encoded may be transferred to the external device 500 as a result of completion of the current encoding process for transfer. The external device 500 receives an application according to some of the above-described embodiments. The external device 500 generates a part of the result video by encoding the source video at a time when encoding is already completed, for example, after 30 seconds using the received data. The external device 500 requests to transfer the application back to the terminal 200 from the terminal 200 after the encoding of the source video is completed for 2 minutes 30 seconds, including the portion encoded by the terminal 200. Receive a message. In this case, the external device 500 may transmit application-related data including the result video of the portion where the encoding is completed to the terminal 200 and stop execution of the corresponding application. Upon receiving the application again, the terminal 200 may complete encoding of the entire source video by performing encoding of the remaining portion, for example, the last 30 seconds.

According to a modified example, the external device 500 completes encoding of the corresponding source video, and later, when the terminal 200 requests the external device 500 to transfer the application to the terminal 200 again, the external device ( 500) may transmit application-related data including a video file (or packet, etc.) as a result of the encoding to the terminal 200.

According to at least some of the above-described embodiments, the user can conveniently share the application on multiple terminals while maintaining the execution state of the application.

At this time, it will be understood that each block of the process flow chart drawings and combinations of the flow chart drawings can be performed by computer program instructions. These computer program instructions may be mounted on a processor of a general purpose computer, special purpose computer, or other programmable data processing equipment, so that instructions performed through a processor of a computer or other programmable data processing equipment are described in flowchart block (s). It creates a means to perform functions. These computer program instructions can also be stored in computer readable or computer readable memory that can be oriented to a computer or other programmable data processing equipment to implement a function in a particular way, so that computer readable or computer readable memory It is also possible for the instructions stored in to produce an article of manufacture containing instructions means for performing the functions described in the flowchart block (s). Since computer program instructions may be mounted on a computer or other programmable data processing equipment, a series of operational steps are performed on the computer or other programmable data processing equipment to create a process that is executed by the computer to generate a computer or other programmable data. It is also possible for instructions to perform processing equipment to provide steps for executing the functions described in the flowchart block (s).

Also, each block may represent a module, segment, or portion of code that includes one or more executable instructions for executing the specified logical function (s). It should also be noted that in some alternative implementations, it is also possible that the functions mentioned in the blocks occur out of sequence. For example, two blocks shown in succession may in fact be executed substantially simultaneously, or it is also possible that the blocks are sometimes executed in reverse order according to a corresponding function.

At this time, the term '~ unit' used in the present embodiment means a hardware component such as software or an FPGA or an ASIC, and '~ unit' performs certain roles. However, '~ wealth' is not limited to software or hardware. The '~ unit' may be configured to be in an addressable storage medium or may be configured to reproduce one or more processors. Thus, as an example, '~ unit' refers to components such as software components, object-oriented software components, class components and task components, processes, functions, attributes, and procedures. , Subroutines, segments of program code, drivers, firmware, microcode, circuitry, data, database, data structures, tables, arrays, and variables. The functions provided within components and '~ units' may be combined into a smaller number of components and '~ units', or further separated into additional components and '~ units'. In addition, the components and '~ unit' may be implemented to play one or more CPUs in the device or secure multimedia card.

A terminal according to an embodiment of the present specification may include any one or more of a portable device such as a mobile phone, a personal digital assistant (PDA), navigation, a digital broadcast receiver, and a portable multimedia player (PMP).

The terminal according to one embodiment of the present specification may include any one or more of a television, a computer, and other fixed devices.

Those of ordinary skill in the art to which the present specification pertains will appreciate that the present specification may be implemented in other specific forms without changing the technical spirit or essential characteristics. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive. The scope of the present specification is indicated by the scope of the claims, which will be described later, rather than the detailed description, and all the changed or modified forms derived from the meaning and scope of the claims and equivalent concepts thereof are included in the scope of the specification. Should be interpreted.

On the other hand, in this specification and the drawings have been described with respect to preferred embodiments of the present specification, although specific terms have been used, it is merely used in a general sense to easily describe the technical contents of the present specification and help understanding of the present invention. It is not intended to limit the scope of the specification. It is obvious to those skilled in the art to which the present disclosure pertains that other modifications based on the technical spirit of the present specification can be implemented in addition to the embodiments disclosed herein.

Claims (18)

In the electronic device,
A memory for storing a plurality of applications; And
It includes a processor, the processor,
Establishing a connection between the electronic device and an external device,
The list of the plurality of apps is transmitted to the external device,
Receiving a request to transmit the status information of the app from the external device, the app is selected from the plurality of apps by the external device,
Based on the transmission request, the status information of the selected app is transmitted to the external device,
Receiving a control signal for the selected app from the external device,
Change the state of the selected app based on the control signal, and
Send status information corresponding to the changed status of the selected app to the external device,
The control signal includes coordinate information of an input to the selected app.
According to claim 1,
The status information of the selected app includes an execution screen of the selected app.
According to claim 1,
The control signal includes a signal for resuming execution of the selected app.
According to claim 1,
The control signal includes memory information stored in the external device in relation to the state of the selected app.
According to claim 1,
The plurality of apps
An electronic device comprising one or more of a web browser, a video playback app, a game app, and a social network service app.
According to claim 1,
The plurality of apps are executable on the external device, an electronic device.
In the operation method of the electronic device to store a plurality of apps (application),
Establishing a connection between the electronic device and an external device,
Transmitting the list of the plurality of apps to the external device,
Receiving an request to transmit the status information of the app from the external device, wherein the app is selected from the plurality of apps by the external device,
Transmitting status information of the selected app to the external device based on the transmission request,
Receiving a control signal for the selected app from the external device,
Changing the state of the selected app based on the control signal, and
And transmitting state information corresponding to the changed state of the selected app to the external device,
The control signal includes coordinate information of an input to the selected app.
The method of claim 7,
Method information of the selected app includes the execution screen of the selected app.
The method of claim 7,
The control signal includes a signal for resuming execution of the selected app.
The method of claim 7,
The control signal comprises memory information stored in the external device in relation to the state of the selected app.
The method of claim 7,
The plurality of apps
A method comprising any one or more of a web browser, a video playback app, a game app, and a social network service app.
The method of claim 7,
The plurality of apps are executable on the external device.
In the recording medium is recorded a program for controlling the operation of the electronic device for storing a plurality of apps (application),
The recording medium, the electronic device:
Establishing a connection between the electronic device and an external device,
Transmitting the list of the plurality of apps to the external device,
Receiving an request to transmit the status information of the app from the external device, wherein the app is selected from the plurality of apps by the external device,
Transmitting status information of the selected app to the external device based on the transmission request,
Receiving a control signal for the selected app from the external device,
Changing the state of the selected app based on the control signal, and
A program for performing an operation to transmit status information corresponding to the changed state of the selected app to the external device is recorded,
And the control signal includes coordinate information of an input to the selected app.
The method of claim 13,
The status information of the selected app includes the execution screen of the selected app.
The method of claim 13,
The control signal includes a signal for resuming execution of the selected app.
The method of claim 13,
The control signal includes memory information stored in the external device in relation to the state of the selected app.
The method of claim 13,
The plurality of apps
A recording medium comprising one or more of a web browser, a video playback app, a game app, and a social network service app.
The method of claim 13,
The plurality of apps are executable on the external device, recording medium.

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