KR20170081419A - Display device and operating method thereof - Google Patents

Abstract

A display device according to an embodiment of the present invention includes a local communication unit for performing a screen mirroring function with a first mobile terminal, a display unit for displaying a screen of the first mobile terminal through the screen mirroring function, If the private content is included in the information included in the screen of the first mobile terminal, the fryer content can be displayed in an unobtainable state.

Description

[0001] DISPLAY DEVICE AND OPERATING METHOD THEREOF [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device and an operation method thereof, and more particularly, to an invention related to not exposing broadcast information during a screen mirroring function.

The digital TV service can provide various services that can not be provided by the existing analog broadcasting service.

For example, in the case of IPTV (Internet Protocol Television), a smart TV service, which is a kind of digital TV service, a bidirectionality is provided so that a user can actively select a type of viewing program and a viewing time. IPTV and smart TV services can provide various additional services such as Internet search, home shopping, online games and the like based on the bidirectionality.

In addition, in recent years, information output from a terminal connected to a TV may be provided through a screen of a TV. In particular, a screen mirroring function for displaying a screen of a terminal connected to a TV as it is is widely used.

However, conventionally, during the execution of the screen mirroring function, a display device such as a TV displayed the screen of a terminal connected to the TV as it is. Accordingly, when there is private information on the screen of the terminal that is not desired to be displayed to other users, the information is displayed as it is, and the privacy is not protected.

The present invention relates to a display device that displays a screen of a terminal through a display device and a screen mirroring function and does not expose information on the display screen in order to protect the privacy of the user, .

A display device according to an embodiment of the present invention includes a local communication unit for performing a screen mirroring function with a first mobile terminal, a display unit for displaying a screen of the first mobile terminal through the screen mirroring function, If the private content is included in the information included in the screen of the first mobile terminal, the fryer content can be displayed in an unobtainable state.

The control unit may display the screen of the first mobile terminal except for the fry-through content in a viewable state.

The control unit may blur the fry-through content or may not display the fry-through content.

The control unit may display the fry-through content in a viewable state upon receiving the fry-off cancel command.

The control unit may receive the fry-off release command from the first mobile terminal or the second mobile terminal connected to the first mobile terminal through the wireless network.

The first mobile terminal can display the fry-through content in a state viewable on its own screen.

The control unit may output one or more of the video and audio of the fry-through content in an unviewable state.

A method of operating a display device according to an embodiment of the present invention includes displaying a screen of a first mobile terminal connected to the display device through a screen mirroring function, receiving a frayer content from the first mobile terminal, And displaying the fry-through content in an un-viewable state from the information included on the screen of the first mobile terminal.

According to various embodiments of the present invention, it is possible to display the privacy information of the information included in the screen of the terminal displayed through the screen mirroring function on the display screen in an unobtainable state to prevent personal privacy information from being exposed have.

1 is a block diagram illustrating a configuration of a display apparatus according to an embodiment of the present invention.
2 is a block diagram of a remote control device according to an embodiment of the present invention.
3 shows an example of an actual configuration of a remote control apparatus according to an embodiment of the present invention.
4 shows an example of utilizing a remote control device according to an embodiment of the present invention.
5 is a ladder diagram for a method of operating a system according to an embodiment of the present invention.
FIG. 6 is a diagram illustrating an example in which a screen of a first mobile terminal is displayed on a screen of a display device according to an embodiment of the present invention.
7 is a view for explaining an example of setting friary content on a second mobile terminal according to an embodiment of the present invention.
FIG. 8 is a view for explaining an example of displaying a fry-through content in a state in which a display device can not be viewed according to an embodiment of the present invention.
FIG. 9 is a diagram for explaining an example of changing a content in an unviewable state to a viewable state on the basis of a fry-off cancel command according to an embodiment of the present invention.
FIG. 10 is an example of an operation of a display device when a video and audio included in the content are set as a frieze according to an embodiment of the present invention.
FIG. 11 is a view for explaining a process of selecting a user's device suitable for downloading content when receiving content from another user according to an embodiment of the present invention.
FIG. 12 is a diagram illustrating a process in which a server collects information about devices of a first user and transmits the collected information to devices of a second user according to an embodiment of the present invention. Referring to FIG.
13 is a view for explaining a process in which a device of a second user selects a resolution of a content and transmits the selected resolution to a device of a first user according to an embodiment of the present invention.
14A to 14C are diagrams illustrating a process of adjusting a display mode between a first mobile terminal and a display device according to an embodiment of the present invention.

Hereinafter, embodiments related to the present invention will be described in detail with reference to the drawings. The suffix "module" and " part "for the components used in the following description are given or mixed in consideration of ease of specification, and do not have their own meaning or role.

The display device according to the embodiment of the present invention is an intelligent display device that adds a computer support function to a broadcast reception function, for example, and is equipped with a function of inputting a handwriting, a touch screen Or an interface that is more convenient to use than a space remote controller or the like. Also, it can be connected to the Internet and a computer by the support of a wired or wireless Internet function, and can perform functions such as e-mail, web browsing, banking or game. A standardized general-purpose OS can be used for these various functions.

Therefore, the display device described in the present invention can freely add or delete various applications, for example, on a general-purpose OS kernel, so that various user-friendly functions can be performed. More specifically, the display device may be, for example, a network TV, an HBBTV, a smart TV, an LED TV, an OLED TV, or the like, and may be applied to a smartphone as the case may be.

1 is a block diagram illustrating a configuration of a display apparatus according to an embodiment of the present invention.

1, the display device 100 includes a broadcast receiver 130, an external device interface 135, a storage 140, a user input interface 150, a controller 170, a wireless communication unit 173, A display unit 180, an audio output unit 185, and a power supply unit 190.

The broadcast receiving unit 130 may include a tuner 131, a demodulation unit 132, and a network interface unit 133.

The tuner 131 can tune to a specific broadcast channel according to the channel tuning command. The tuner 131 may receive a broadcast signal for the selected broadcast channel.

The demodulator 132 can separate the received broadcast signal into a video signal, an audio signal, and a data signal related to a broadcast program, and can restore the separated video signal, audio signal, and data signal into a form capable of outputting.

The external device interface unit 135 may receive an application or application list in an adjacent external device and may transmit the received application or application list to the control unit 170 or the storage unit 140.

The external device interface unit 135 may provide a connection path between the display device 100 and an external device. The external device interface unit 135 may receive at least one of video and audio output from an external device connected to the display device 100 wirelessly or by wire, and may transmit the received video and audio to the controller 170. The external device interface unit 135 may include a plurality of external input terminals. The plurality of external input terminals may include an RGB terminal, one or more HDMI (High Definition Multimedia Interface) terminals, and a component terminal.

The video signal of the external device input through the external device interface unit 135 may be output through the display unit 180. [ The audio signal of the external device input through the external device interface unit 135 may be output through the audio output unit 185. [

The external device that can be connected to the external device interface unit 135 may be any one of a set top box, a Blu-ray player, a DVD player, a game machine, a sound bar, a smart phone, a PC, a USB memory and a home theater, .

The network interface unit 133 may provide an interface for connecting the display device 100 to a wired / wireless network including the Internet network. The network interface unit 133 can transmit or receive data to another user or another electronic device via the network connected thereto or another network linked to the connected network.

In addition, some content data stored in the display device 100 can be transmitted to another user registered in the display device 100 or a selected one of the other electronic devices or selected electronic devices.

The network interface unit 133 can access a predetermined web page through the connected network or another network linked to the connected network. That is, it is possible to access a predetermined web page through a network and transmit or receive data with the server.

The network interface unit 133 may receive content or data provided by the content provider or the network operator. That is, the network interface unit 133 can receive contents such as a movie, an advertisement, a game, a VOD, a broadcast signal, and related information provided from a content provider or a network provider through a network.

In addition, the network interface unit 133 can receive update information and an update file of the firmware provided by the network operator, and can transmit data to the Internet or a content provider or a network operator.

The network interface unit 133 can select and receive a desired application among applications open to the public via the network.

The storage unit 140 stores programs for signal processing and control in the controller 170, and can store image-processed video, audio, or data signals.

The storage unit 140 may perform a function for temporarily storing video, audio, or data signals input from the external device interface unit 135 or the network interface unit 133, It may also store information about the image.

The storage unit 140 may store a list of applications or applications input from the external device interface unit 135 or the network interface unit 133. [

The display apparatus 100 may reproduce and provide a content file (a moving picture file, a still picture file, a music file, a document file, an application file, etc.) stored in the storage unit 140 to a user.

The user input interface unit 150 may transmit a signal input by the user to the control unit 170 or may transmit a signal from the control unit 170 to the user. For example, the user input interface unit 150 may be implemented by various communication methods such as Bluetooth, Ultra Wideband (WB), ZigBee, RF (Radio Frequency) communication, and infrared (IR) It is possible to receive and process control signals such as power on / off, channel selection, screen setting, and the like from the remote control device 200, or transmit control signals from the control unit 170 to the remote control device 200. [

The user input interface unit 150 may transmit a control signal input from a local key (not shown) such as a power key, a channel key, a volume key, and a set value to the controller 170.

The video signal processed by the controller 170 may be input to the display unit 180 and displayed as an image corresponding to the video signal. The video signal processed by the controller 170 may be input to the external output device through the external device interface 135. [

The audio signal processed by the control unit 170 may be output to the audio output unit 185 through audio. The voice signal processed by the control unit 170 may be input to the external output device through the external device interface unit 135.

In addition, the control unit 170 can control the overall operation in the display device 100. [

The control unit 170 may control the display device 100 according to a user command or an internal program input through the user input interface unit 150. The control unit 170 accesses the network and displays a list of applications or applications desired by the user, So that it can be downloaded into the portable terminal 100.

The control unit 170 can output the video or audio signal processed through the channel information selected by the user through the display unit 180 or the audio output unit 185.

The control unit 170 controls the operation of the external device through the external device interface unit 135 according to an external device video playback command received through the user input interface unit 150. For example, So that a video signal or a voice signal can be output through the display unit 180 or the audio output unit 185.

The control unit 170 may control the display unit 180 to display an image and may output the broadcast image input through the tuner 131 or the external input through the external device interface unit 135, The image input through the network interface unit or the image stored in the storage unit 140 may be displayed on the display unit 180. [ In this case, the image displayed on the display unit 180 may be a still image or a moving image, and may be a 2D image or a 3D image.

In addition, the controller 170 may control the content stored in the display device 100, the received broadcast content, or external input content input from the outside to be reproduced, and the content may be a broadcast image, an external input image, , A still image, a connected web screen, and a document file.

The wireless communication unit 173 can perform communication with an external device through wired or wireless communication. The wireless communication unit 173 may perform short range communication with an external device. To this end, the wireless communication unit 173 may be a wireless communication unit such as a Bluetooth ™, a Radio Frequency Identification (RFID), an Infrared Data Association (IrDA), a UWB (Ultra Wideband), a ZigBee, (Wireless-Fidelity), Wi-Fi Direct, and Wireless USB (Wireless Universal Serial Bus) technology. The wireless communication unit 173 may communicate with the display device 100 and the wireless communication system through the wireless area networks or between the display device 100 and the other display device 100 or between the display device 100 and the display device 100. [ And can support wireless communication between networks in which the display device 100 (or an external server) is located. The short-range wireless communication network may be a short-range wireless personal area network.

Here, the other display device 100 is a wearable device (e.g., a smartwatch, smart glass, etc.) capable of interchanging data with the display device 100 according to the present invention a smart glass, an HMD (head mounted display), or a smart phone. The wireless communication unit 173 can detect (or recognize) a wearable device that can communicate with the display device 100. When the detected wearable device is a device authenticated to communicate with the display device 100 according to the present invention, the control unit 170 controls the wireless communication unit 173 to transmit at least a part of the data processed in the display device 100 To the wearable device. Therefore, the user of the wearable device can use the data processed in the display device 100 through the wearable device.

The display unit 180 converts the video signal, the data signal, the OSD signal, the video signal, the data signal, and the like received from the external device interface unit 135 into R, G, and B signals, respectively, Signal can be generated.

On the other hand, the display device 100 shown in FIG. 1 is only an embodiment of the present invention. Some of the components shown may be integrated, added, or omitted depending on the specifications of the display device 100 actually implemented.

That is, two or more constituent elements may be combined into one constituent element, or one constituent element may be constituted by two or more constituent elements, if necessary. In addition, the functions performed in each block are intended to illustrate the embodiments of the present invention, and the specific operations and apparatuses do not limit the scope of the present invention.

1, the display apparatus 100 may include a tuner 131 and a demodulator 132 and may include a network interface unit 133 or an external device interface unit (not shown) 135 to reproduce the image.

For example, the display apparatus 100 may be divided into an image processing apparatus such as a set-top box for receiving broadcast signals or contents according to various network services, and a content reproducing apparatus for reproducing contents inputted from the image processing apparatus Can be implemented.

In this case, the operation method of the display device according to the embodiment of the present invention to be described below may be applied not only to the display device 100 as described with reference to FIG. 1, but also to the image processing device such as the separated set- 180, and an audio output unit 185. The content playback apparatus may be implemented by any one of the above-described content playback apparatuses.

Next, a remote control apparatus according to an embodiment of the present invention will be described with reference to Figs. 2 to 3. Fig.

FIG. 2 is a block diagram of a remote control apparatus according to an embodiment of the present invention, and FIG. 3 shows an example of an actual configuration of a remote control apparatus 200 according to an embodiment of the present invention.

2, the remote control apparatus 200 includes a fingerprint recognition unit 210, a wireless communication unit 220, a user input unit 230, a sensor unit 240, an output unit 250, a power supply unit 260 A storage unit 270, a control unit 280, and a voice acquiring unit 290. [0034]

Referring to FIG. 2, the wireless communication unit 225 transmits / receives a signal to / from any one of the display devices according to the embodiments of the present invention described above.

The remote control device 200 includes an RF module 221 capable of transmitting and receiving signals to and from the display device 100 according to the RF communication standard and is capable of transmitting and receiving signals with the display device 100 according to the IR communication standard And an IR module 223. In addition, the remote control device 200 may include a Bluetooth module 225 capable of transmitting and receiving signals with the display device 100 according to the Bluetooth communication standard. The remote control apparatus 200 is provided with an NFC module 227 capable of transmitting and receiving signals to and from the display apparatus 100 in accordance with a NFC (Near Field Communication) communication standard. In accordance with a WLAN (Wireless LAN) communication standard, And a WLAN module 229 that can send and receive signals to and from the device 100.

The remote control device 200 transmits a signal containing information on the motion and the like of the remote control device 200 to the display device 100 through the wireless communication unit 220.

On the other hand, the remote control device 200 can receive a signal transmitted from the display device 100 through the RF module 221 and can transmit power to the display device 100 via the IR module 223, Off, channel change, volume change, and the like.

The user input unit 230 may include a keypad, a button, a touch pad, or a touch screen. The user can input a command related to the display device 100 to the remote control device 200 by operating the user input unit 230. [ When the user input unit 230 has a hard key button, the user can input a command related to the display device 100 to the remote control device 200 through the push operation of the hard key button. This will be described with reference to FIG.

Referring to FIG. 3, the remote control apparatus 200 may include a plurality of buttons. The plurality of buttons include a fingerprint recognition button 212, a power button 231, a home button 232, a live button 233, an external input button 234, a volume control button 235, a voice recognition button 236, A channel change button 237, an OK button 238, and a back button 239. [

The fingerprint recognition button 212 may be a button for recognizing the fingerprint of the user. In one embodiment, the fingerprint recognition button 212 is capable of a push operation and may receive a push operation and a fingerprint recognition operation. The power button 231 may be a button for turning on / off the power of the display device 100. The home button 232 may be a button for moving to the home screen of the display device 100. The live button 233 may be a button for displaying a real time broadcast program. The external input button 234 may be a button for receiving an external input connected to the display device 100. The volume control button 235 may be a button for controlling the volume of the volume output by the display device 100. The voice recognition button 236 may be a button for receiving the user's voice and recognizing the received voice. The channel change button 237 may be a button for receiving a broadcast signal of a specific broadcast channel. The confirmation button 238 may be a button for selecting a specific function, and the back button 239 may be a button for returning to a previous screen.

Fig. 2 will be described again.

When the user input unit 230 has a touch screen, the user can touch a soft key of the touch screen to input a command related to the display device 100 to the remote control device 200. [ In addition, the user input unit 230 may include various types of input means such as a scroll key, a jog key, and the like that can be operated by the user, and the present invention does not limit the scope of the present invention.

The sensor unit 240 may include a gyro sensor 241 or an acceleration sensor 243 and the gyro sensor 241 may sense information on the motion of the remote control device 200. [

For example, the gyro sensor 241 may sense information about the operation of the remote control device 200 on the basis of the x, y, and z axes, and the acceleration sensor 243 may sense the movement speed of the remote control device 200 And the like can be sensed. The remote control device 200 may further include a distance measuring sensor to sense the distance from the display unit 180 of the display device 100. [

The output unit 250 may output an image or voice signal corresponding to the operation of the user input unit 235 or corresponding to the signal transmitted from the display device 100. [ The user can recognize whether the user input unit 235 is operated or whether the display apparatus 100 is controlled through the output unit 250.

For example, the output unit 250 may include an LED module 251 that is turned on when the user input unit 235 is operated or a signal is transmitted to and received from the display device 100 through the wireless communication unit 225, a vibration module 253 for outputting sound, an acoustic output module 255 for outputting sound, or a display module 257 for outputting an image.

In addition, the power supply unit 260 supplies power to the remote control device 200, and if the remote control device 200 is not moved for a predetermined time, the power supply is interrupted to reduce power consumption. The power supply unit 260 may resume power supply when a predetermined key provided in the remote control device 200 is operated.

The storage unit 270 may store various types of programs, application data, and the like necessary for the control or operation of the remote control apparatus 200. [ If the remote control device 200 wirelessly transmits and receives signals through the display device 100 and the RF module 221, the remote control device 200 and the display device 100 transmit and receive signals through a predetermined frequency band .

The control unit 280 of the remote control device 200 stores information on a frequency band and the like capable of wirelessly transmitting and receiving a signal with the display device 100 paired with the remote control device 200 in the storage unit 270, can do.

The control unit 280 controls various matters related to the control of the remote control device 200. [ The control unit 280 transmits a signal corresponding to a predetermined key operation of the user input unit 235 or a signal corresponding to the motion of the remote control device 200 sensed by the sensor unit 240 through the wireless communication unit 225 100).

Also, the voice acquisition unit 290 of the remote control device 200 can acquire voice.

The voice acquisition unit 290 may include at least one microphone 291 and may acquire voice through the microphone 291.

Next, Fig. 4 will be described.

4 shows an example of utilizing a remote control device according to an embodiment of the present invention.

4A illustrates that the pointer 205 corresponding to the remote control device 200 is displayed on the display unit 180. In FIG.

The user can move or rotate the remote control device 200 up, down, left or right. The pointer 205 displayed on the display unit 180 of the display device 100 corresponds to the movement of the remote control device 200. [ In this remote control device 200, as shown in the figure, since the pointer 205 is moved according to the movement in the 3D space, it can be called a space remote controller.

4B illustrates that when the user moves the remote controller 200 to the left, the pointer 205 displayed on the display unit 180 of the display apparatus 100 moves to the left correspondingly.

Information on the motion of the remote control device 200 sensed through the sensor of the remote control device 200 is transmitted to the display device 100. The display device 100 can calculate the coordinates of the pointer 205 from the information about the motion of the remote control device 200. [ The display device 100 can display the pointer 205 so as to correspond to the calculated coordinates.

4C illustrates a case where the user moves the remote control device 200 away from the display unit 180 while the specific button in the remote control device 200 is depressed. Thereby, the selected area in the display unit 180 corresponding to the pointer 205 can be zoomed in and displayed.

Conversely, when the user moves the remote control apparatus 200 close to the display unit 180, the selection area within the display unit 180 corresponding to the pointer 205 may be zoomed out and displayed.

On the other hand, when the remote control device 200 moves away from the display unit 180, the selected area is zoomed out, and when the remote control device 200 approaches the display unit 180, the selected area may be zoomed in.

Further, the recognition of the upward, downward, and leftward / rightward movement can be excluded when a specific button in the remote control device 200 is pressed. That is, when the remote control device 200 moves away from or approaches the display unit 180, it is not recognized that the up, down, left, and right movements are recognized, and only the forward and backward movements are recognized. Only the pointer 205 is moved in accordance with the upward, downward, leftward, and rightward movement of the remote control device 200 in a state where the specific button in the remote control device 200 is not pressed.

On the other hand, the moving speed and moving direction of the pointer 205 may correspond to the moving speed and moving direction of the remote control device 200.

The pointer in the present specification means an object displayed on the display unit 180 in correspondence with the operation of the remote control device 200. [ Therefore, various shapes of objects other than the arrow shapes shown in the drawings are possible with the pointer 205. [ For example, it can be a concept that includes points, cursors, prompts, thick outlines, and so on. The pointer 205 may be displayed corresponding to a point on a horizontal axis or a vertical axis on the display unit 180 or may be displayed corresponding to a plurality of points such as a line or a surface Do.

Next, a method of operating the system according to an embodiment of the present invention will be described with reference to FIG.

5 is a ladder diagram for a method of operating a system according to an embodiment of the present invention.

In one embodiment, a system according to an embodiment of the present invention may include a display device 100, a first mobile terminal 300-1 and a second mobile terminal 300-2. The display device 100 may be connected to the first mobile terminal 300-1 through a wired network or a wireless network. The first mobile terminal 300-1 and the second mobile terminal 300-2 may be connected to each other through a wireless network.

The display device 100 may perform a screen mirroring function with the first mobile terminal 300-1. The screen mirroring function is a function of sharing a screen between terminals, and may be a function of transmitting information displayed on a terminal of a small screen to a terminal of a large screen to view information.

The first mobile terminal 300-1 and the second mobile terminal 300-2 can exchange information through a wireless network.

5, the controller 170 of the display device 100 receives information about the screen being displayed by the first mobile terminal 300-1 from the first mobile terminal 300-1 through the wireless communication unit 173, (S501). The wireless communication unit 173 of the display device 100 and the local communication unit (not shown) of the first mobile terminal 300-1 may be performing the screen mirroring function through the short distance communication.

The control unit 170 of the display device 100 displays the screen displayed by the first mobile terminal 300-1 through the display unit 180 based on the received screen information (S503). In one embodiment, the controller 170 may display a screen being displayed by the first mobile terminal 300-1 on the entire area or a partial area of the display unit 180. [ When the control unit 170 displays a screen displayed on the first mobile terminal 300-1 on a partial area of the display unit 180, the partial mirroring function may be performed. This will be described with reference to FIG.

FIG. 6 is a diagram illustrating an example in which a screen of a first mobile terminal is displayed on a screen of a display device according to an embodiment of the present invention.

Referring to FIG. 6, the first mobile terminal 300-1 and the second mobile terminal 300-2 exchange texts through a mobile messaging application. That is, the user of the first mobile terminal 300-1 and the user of the second mobile terminal 300-2 communicate with each other through the mobile message application. The first mobile terminal 300-1 displays the execution screen 610 of the mobile message application on the screen and the second mobile terminal 300-2 also displays the execution screen 630 of the mobile message application on the screen, .

The first mobile terminal 300-1 and the display device 100 may be connected to each other to perform a screen mirroring function. That is, the display apparatus 100 displays the first mobile terminal 300-1 based on the information about the screen 610 being displayed by the first mobile terminal 300-1 received from the first mobile terminal 300-1 The display 610 can be displayed on the display 180. The control unit 170 of the display device 100 may display the screen 610 of the first mobile terminal 300-1 on one area of the display unit 180. [ In this case, information 601 already displayed may be displayed in the remaining area of the display unit 180. [ The currently displayed information 601 may be a home screen or a broadcast program being played back, but this is merely an example.

Meanwhile, the second mobile terminal 300-2 includes an indicator 631 indicating that the first mobile terminal 300-1, which is exchanging information with the first mobile terminal 300-1, is connected to the display device 100, on the execution screen 630, Can be displayed. The first mobile terminal 300-1 may periodically search for an external device connected to the first mobile terminal 300-1 and periodically transmit the search result to the second mobile terminal 300-2. For example, the first mobile terminal 300-1 can search for an external device that is performing the screen mirroring function with itself, and can transmit information about the discovered external device to the second mobile terminal 300-2 have. The information on the searched external device may include information for identifying the external device such as the name of the external device and the type of the external device. The second mobile terminal 300-2 can display the indicator 631 based on the information about the external device received from the first mobile terminal 300-1. In addition, the second mobile terminal 300-2 may periodically request the first mobile terminal 300-1 of information on the external device to which the first mobile terminal 300-1 is connected. The first mobile terminal 300-1 may periodically transmit information on the external device connected to the first mobile terminal 300-2 to the second mobile terminal 300-2 at the request of the second mobile terminal 300-2. The indicator 631 may indicate that the first mobile terminal 300-1 that is exchanging information with the first mobile terminal 300-1 is performing a screen mirroring function with the display device 100. [ The name and type of the display device 100 may be displayed on the indicator 631 to indicate to which device the first mobile terminal 300-1 is performing the screen mirroring function.

5 is described again.

The control unit (not shown) of the second mobile terminal 300-2 confirms whether it receives a setting command for private setting of the content (S505). In one embodiment, the fictitious setting is set such that the content transmitted from the second mobile terminal 300-2 to the first mobile terminal 300-1 is transmitted to the first mobile terminal 300-1 and to the display device (Not shown).

In still another embodiment, the frieze setting is set such that the content transmitted from the second mobile terminal 300-2 to the first mobile terminal 300-1 is transmitted to the first mobile terminal 300-1 through the display May be a setting that causes the apparatus 100 to display an unviewable state.

When a setting command is received, the control unit (not shown) of the second mobile terminal 300-2 receives a transmission command for transmitting the content set at the freeness (S507). Hereinafter, the content set on the flyer is referred to as a flyer content for convenience.

The control unit (not shown) of the second mobile terminal 300-2 transmits the broadcast content to the first mobile terminal 300-1 based on the received transmission command (S509). The first mobile terminal 300-1 can display the flyer content on the screen through a display unit (not shown). That is, the first mobile terminal 300-1 can display the fryer content on the screen in a viewable state even if it is the fryer set content.

The control unit (not shown) of the first mobile terminal 300-1 transmits the broadcast content received from the second mobile terminal 300-2 to the display device 100 (S511).

The control unit 170 of the display device 100 displays the fry-through content received from the first mobile terminal 300-1 in an unviewable state (S513).

In one embodiment, the unviewable state may blurred the fryebox content to indicate that the user is unable to view the fezebel content.

In another embodiment, the unviewable state may indicate a state in which only the frayer content is not displayed during the screen mirroring.

In another embodiment, the unviewable state may indicate a locked state by encrypting the fryer content.

Steps S505 to S513 will be described with reference to the following drawings.

7 is a view for explaining an example of setting friary content on a second mobile terminal according to an embodiment of the present invention.

In the following drawings, it is assumed that the content set at the fictitious is video, but this is merely an example, and may be multimedia content such as images, text, audio files, and the like.

Referring to FIG. 7, the second mobile terminal 300-2 displays an execution screen 630 of a mobile message application for exchanging messages with the first mobile terminal 300-1. On the execution screen 630 of the mobile message application, a fri share setting item 730 for setting the fri share of the content 710 can be displayed. The fri share setting item 730 may be an item indicating whether to set the displayed content 710 as content that is not friable content or fri share. When an instruction to select the check box included in the fillet setting item 730 is received, the content 710 may be set to friary content. The content 710 set to the fryer may be transmitted to the first mobile terminal 300-1. The friary content 710 can be displayed on the screen of the first mobile terminal 300-1 and the display device 100 performing the screen mirroring function in an unobtainable state. This will be described with reference to FIG.

FIG. 8 is a view for explaining an example of displaying a fry-through content in a state in which a display device can not be viewed according to an embodiment of the present invention.

The second mobile terminal 300-2 may transmit the fly-off content 710 to the first mobile terminal 300-1, as described in Fig. The first mobile terminal 300-1 may display the broadcast content 710 received from the second mobile terminal 300-2 on the screen 610. [ That is, the first mobile terminal 300-1 can display the flyer content 710 on the screen 610 even when it receives the flier content 710. [ A control unit (not shown) of the first mobile terminal 300-1 may display information for indicating that the content received from the second mobile terminal 300-2 is a fizzy content. For example, the first mobile terminal 300-1 may display a highlight box 810 surrounding the friary content 710 on the screen 610, but this is for exemplary purposes only, The content 710 can be displayed in various ways. Unlike the screen 630 of the second mobile terminal 300-2, the indicator 631 may not be displayed on the screen 610 of the first mobile terminal 300-1. That is, since the second mobile terminal 300-2 is not performing a screen mirroring function with another display apparatus, the first mobile terminal 300-1 may recognize this and may not display the indicator 631 .

The first mobile terminal 300-1 and the display device 100 are performing a screen mirroring function. The display apparatus 100 may receive the frayed content 710 from the first mobile terminal 300-1. The control unit 170 of the display device 100 may display the fry-through content 710 received from the first mobile terminal 300-1 in an unviewable state. Specifically, the control unit 170 can display only the broadcast content 710 in an unobtainable state while displaying the screen 610 on which the first mobile terminal 300-1 is being displayed. That is, the display unit 180 may display the screen 610 of the first mobile terminal 300-1, except for the friary content 710. [ For example, the control unit 170 may display the friary content 710 on the screen of the display unit 180 in a blurred manner. As another example, the control unit 170 may not display the fry-through content 710 on the screen of the display unit 180. [ Accordingly, the user of the first mobile terminal 300-1 can view the friary content 710 through his or her mobile terminal, but can not view the friary content 710 through the display device 100 .

The display apparatus 100 may be in a state in which not only the user of the first mobile terminal 300-1 but also other users can view it.

The user of the second mobile terminal 300-2 recognizes that the first mobile terminal 300-1 is performing the screen mirroring function with the display device 100 through the indicator 631, The content 710 may be set off the content so that the content 710 is not displayed on the display device 100. [ Thus, it is possible to exchange private content by allowing other users other than the user of the first mobile terminal 300-1 to view the fryer content.

According to another embodiment of the present invention, a control unit (not shown) of the second mobile terminal 300-2 transmits a request for displaying the friary content 710 in an unviewable state via the wireless network to the display device (100). For example, the second mobile terminal 300-2 sends a request to display the friary content 710 in an unviewable state while transmitting the friary content 710 to the first mobile terminal 300-1 To the device (100). The second mobile terminal 300-2 can recognize through which indicator the first mobile terminal 300-1 performs the screen mirroring through the indicator 631 and can display the broadcast content 710 It is possible to transmit a request to display it in an unviewable state.

That is, a request to display the friary content 710 in an unobtainable state may be transmitted to the display device 100 by the first mobile terminal 300-1 or by the second mobile terminal 300-2 by the display device 100).

5 is described again.

The control unit 170 of the display device 100 determines whether a fake peer cancel command has been received (S515). If the fake peer cancellation command is received, the control unit 170 displays the fake peer content in a viewable state (S517). The fryebel release command may be an instruction to change the fryebox content from an unplayable state to a viewable state.

In one embodiment, the fryebel release command may be a swiping input to the fryebox content.

In yet another embodiment, the fryebel release command may be an input to a button for releasing the fryebox content.

Steps S515 and S517 will be described with reference to the following drawings.

FIG. 9 is a diagram for explaining an example of changing a content in an unviewable state to a viewable state on the basis of a fry-off cancel command according to an embodiment of the present invention.

9, the first mobile terminal 300-1 may include a swiping input for moving the fry-through content 710 displayed on the screen 610 of the first mobile terminal 300-1 from left to right, Lt; / RTI > The swiping input may be a fryebox release command to change the fryebox content 710 to a viewable state. The control unit 170 of the display device 100 may receive the fry boat release command from the first mobile terminal 300-1. The control unit 170 can change the fry-through content 710 to a viewable state based on the received fry-off cancel command. That is, the control unit 170 may display the friary content 710 that has been blurred or not displayed through the display unit 180.

5 is described again.

On the other hand, if the folio setting command for the content is not received (S505), the control unit (not shown) of the second mobile terminal 300-2 receives the content transmission command for transmitting the content (S519) And transmits the content to the first mobile terminal 300-1 based on the command (S521). That is, if the check box included in the flyer setting item 730 displayed on the screen 630 of the second mobile terminal 300-2 shown in FIG. 7 is not selected and the content 710 is not selected, (300-1).

The control unit (not shown) of the first mobile terminal 300-1 transmits the content received from the second mobile terminal 300-2 to the display device 100 (S523).

The control unit 170 of the display device 100 displays the content received from the first mobile terminal 300-1 in a viewable state (S525). The control unit 170 can display the screen on which the first mobile terminal 300-1 including the content is displayed through the display unit 180 as it is.

Meanwhile, according to another embodiment of the present invention, one of the video and audio included in the content may be set as a frieball setting.

FIG. 10 is an example of an operation of a display device when a video and audio included in the content are set as a frieze according to an embodiment of the present invention.

Referring to FIG. 10, the first mobile terminal 300-1 and the display device 100 are performing a screen mirroring function. Each device displays an image 1000 of the same content. For example, the audio of the content and audio may be set to audio. Audio of the content may be set in the first mobile terminal 300-1 or in the second mobile terminal 300-2 that has transmitted the content. In this case, the control unit 170 of the display device 100 can receive the video and audio of the content from the first mobile terminal 300-1, but only the video is outputted through the display unit 180, And may not be outputted through the output unit 185. At this time, the first mobile terminal 300-1 may be outputting video and audio of the content. As another example, when the display device 100 is set to the audio, the audio may not be received from the first mobile terminal 300-1.

Next, Fig. 11 will be described.

FIG. 11 is a view for explaining a process of selecting a user's device suitable for downloading content when receiving content from another user according to an embodiment of the present invention.

11, the first user is a user of the first mobile terminal 300-1, the display device 100 and the third mobile terminal 300-3, the second user is a user of the second mobile terminal 300- 2). The second mobile terminal 300-2 may send a request to the server 1100 to transmit the content to one of the first user's devices. The server 1100 may serve as a relay for exchanging information between the device of the first user and the device of the second user through the wireless network. The wireless network may be an Internet communication network, but this is only an example. The server 1100 transmits the second mobile terminal 300-2 to each of the first use magnetic devices 300-1, 300-3, and 100 based on the request received from the second mobile terminal 300-2. Lt; RTI ID = 0.0 > a < / RTI > The controller 170 of the display device 100 can determine the device to download the content based on the received message. The controller 170 may select a device having a larger storage capacity among the first mobile terminal 300-1 and the third mobile terminal 300-3 as a device for downloading the content. The display apparatus 100 can acquire the storage capacities of the first mobile terminal 300-1 and the third mobile terminal 300-3 in real time through the storage unit 140. [ If the storage capacity of the first mobile terminal 300-1 is greater than the storage capacity of the third mobile terminal 300-3, the controller 170 controls the first mobile terminal 300-1 to download content It can be selected as a device. The control unit 170 of the display device 100 may transmit a selection message indicating that the first mobile terminal 300-1 has been selected to the server 1100. The server 1100 may transmit the selection message to the second mobile terminal 300-2, The first mobile terminal 300-1 can download the content received from the first mobile terminal 300-1.

FIG. 12 is a diagram illustrating a process in which a server collects information about devices of a first user and transmits the collected information to devices of a second user according to an embodiment of the present invention. Referring to FIG.

12, the server 1100 collects information about the first mobile terminal 300-1, the third mobile terminal 300-3, and the display device 100 of a first user connected through a wireless network can do. The information about each device may include identification information for identifying the device, specification information indicating performance of the device, information about which device is performing screen mirroring, and the like.

The server 1100 can transmit information about each collected device to the second mobile terminal 300-2 of the second user.

13 is a view for explaining a process in which a device of a second user selects a resolution of a content and transmits the selected resolution to a device of a first user according to an embodiment of the present invention.

Referring to FIG. 13, a content resolution option 1310 may be displayed on the screen 1300 of the second mobile terminal 300-2. The content resolution option 1310 may be an option for selecting which resolution content is to be transmitted. The content resolution option 1310 may include a plurality of resolution items 1311, 1312, 1313, and 1314. The first resolution item 1311 corresponds to the 240X320 value, the second resolution item 1312 corresponds to the 480X640 value, the third resolution item 1313 corresponds to the 1280X720 value, the fourth resolution item 1314 corresponds to 3840X2160. ≪ / RTI > When the fourth resolution item 1314 having the highest resolution among the plurality of resolution items 1311, 1312, 1313 and 1314 is selected, the second mobile terminal 300-2 corresponds to the selected fourth resolution item 1314 Content to the first user's device through the server 1100. [0033] FIG.

14A to 14C are diagrams illustrating a process of adjusting a display mode between a first mobile terminal and a display device according to an embodiment of the present invention.

14A to 14C, the first mobile terminal 300-1 and the display device 100 share a screen of each other. The server 1100 may relay the screen sharing, but the server 1100 may not be required to perform the general screen mirroring function.

The display mode of the apparatus may include a landscape mode in which the horizontal length of the image is displayed longer than the vertical length and a portrait mode in which the vertical length of the image is displayed longer than the horizontal length.

In addition, the arrangement state of the apparatus may include a landscape state in which the horizontal length of the apparatus is longer than the vertical length, and a portrait state in which the vertical length of the apparatus is longer than the horizontal length. 14A to 14C, it is assumed that the arrangement of the display device 100 is fixed in the landscape mode.

In FIG. 14A, the arrangement state of the first mobile terminal 300-1 is the portrait state, and the image 1400 of the content is displayed in the landscape mode. The display apparatus 100 can display the image 1400 of the content in the landscape mode although the first mobile terminal 300-1 is in the portrait state. That is, the display apparatus 100 can display the image 1400 of the content in the same display mode as the display mode of the first mobile terminal 300-1.

14B, when the first mobile terminal 300-1 is changed to the landscape mode, the first mobile terminal 300-1 maintains the landscape mode, and the image 1400 of the content is displayed in the landscape mode, Can be displayed. The display apparatus 100 can display the image 1400 of the content in the landscape mode regardless of the arrangement state of the first mobile terminal 300-1.

On the other hand, referring to FIG. 14C, in comparison with FIG. 14A, a video rotation option 1410 can be provided on the screen of the display device 100. FIG. When the image rotation option 1410 is selected through the remote control device 200, the display device 100 can display the image 1400 of the content by switching the display mode from the landscape mode to the portrait mode.

The mobile terminal 300 according to an exemplary embodiment of the present invention may include a control unit that can control overall operations of the display unit, the wireless communication unit, and the mobile terminal 300.

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

The above-described display device is not limited to the configuration and method of the above-described embodiments, but the embodiments may be configured such that all or some of the embodiments are selectively combined so that various modifications can be made. It is possible.

Claims (13)

In the display device,
A short range communication unit for performing a screen mirroring function with the first mobile terminal;
A display unit for displaying a screen of the first mobile terminal through the screen mirroring function; And
And a control unit for displaying the fry-through content in an unobtainable state when private content is included in the information included on the screen of the first mobile terminal
Display device. The method according to claim 1,
The control unit
And displays the screen of the first mobile terminal except for the friable content as a viewable state
Display device. 3. The method of claim 2,
The control unit
Displaying the fry-through content in a blurred manner,
Display device. The method according to claim 1,
The control unit
And displays the fry-through contents in a viewable state upon receipt of the fry off release command
Display device. 5. The method of claim 4,
The control unit
Receiving the fry-off release command from the first mobile terminal or the second mobile terminal connected to the first mobile terminal through the wireless network
Display device. The method according to claim 1,
The first mobile terminal
Displaying the fry-through content in a viewable state on its own screen
Display device. The method according to claim 1,
The control unit
And outputting at least one of the video and audio of the fry-through content in an unobtainable state
Display device. A method of operating a display device,
Displaying a screen of a first mobile terminal connected to the display device through a screen mirroring function;
Receiving frayed content from the first mobile terminal; And
And displaying the fry-through content in an unviewable state from information included on a screen of the first mobile terminal
A method of operating a display device. 9. The method of claim 8,
Further comprising the step of displaying the screen of the first mobile terminal except for the friable content only in a viewable state
A method of operating a display device. 10. The method of claim 9,
The unviewable state
The friable content is blurred, or the friable content is not displayed
A method of operating a display device. 9. The method of claim 8,
Receiving a fake band-off command; And
And displaying the fry-naked content in a viewable state in accordance with the received fry-off release command
A method of operating a display device. 12. The method of claim 11,
The fry-peel release command is received from a first mobile terminal or a second mobile terminal connected to the first mobile terminal through a wireless network
A method of operating a display device. 9. The method of claim 8,
The first mobile terminal
Displaying the fry-through content in a viewable state on its own screen
A method of operating a display device.

Images