KR20230116662A - Image display apparatus - Google Patents

Abstract

The present disclosure relates to an image display device. An image display device according to an embodiment of the present disclosure includes a display, an image receiver, a signal processing device outputting an image signal to a display, and an interface unit exchanging data with a mobile terminal or a server, and the signal processing device includes , Controls to display a plurality of broadcast channel thumbnails, and when one of the plurality of broadcast channel thumbnails is selected, a broadcast video corresponding to the selected thumbnail is received from the video receiver, connected to the server, and corresponding to the broadcast video Receives the chatting conversation contents from the server through the interface unit, synchronizes the broadcasting video and the chatting conversation contents, controls the chatting conversation contents to be overlaid on the broadcasting video, and inputs the conversation contents based on the signal from the remote control device. If it is, the input conversation content is controlled to be displayed. Accordingly, by accessing a server providing chatting conversation contents, it is possible to input and display conversation contents while displaying a broadcast video corresponding to a selected channel among a plurality of broadcasting channels and chatting conversation contents together.

Description

Image display apparatus {Image display apparatus}

The present disclosure relates to a video display device, and more particularly, by accessing a server providing chatting conversation contents, and inputting conversation contents while displaying a broadcast video corresponding to a selected channel among a plurality of broadcasting channels and chatting conversation contents together. It relates to an image display device capable of displaying

An image display device is a device that displays images.

Meanwhile, various images can be displayed through the image display device, and in particular, broadcast images based on broadcast signals can be displayed.

Korean Patent Registration No. 10-1667603 (hereinafter referred to as 'Prior Document') discloses a chatting providing method, system, and chatting server for each broadcasting channel.

However, according to prior literature, when a chatting window is displayed on a TV, the TV does not connect to the URL, but uses the user's mobile terminal to connect to the URL and perform chatting. There is a downside to not being able to.

In addition, according to prior literature, there is a disadvantage in that it is difficult to select a broadcasting channel from among various broadcasting channels and to display a chat window accordingly.

An object of the present disclosure is to provide a video display device capable of inputting and displaying conversation contents while accessing a server providing chat conversation contents and displaying a broadcast video corresponding to a selected channel among a plurality of broadcast channels and chat conversation contents together. is in providing

Meanwhile, another object of the present disclosure is to provide a video display device capable of conveniently selecting broadcast channels and chatting contents through a plurality of broadcast channel thumbnails.

Meanwhile, another object of the present disclosure is to provide a video display device capable of providing whether a chat window can be displayed on some of a plurality of broadcast channel thumbnails.

To achieve the above object, an image display device according to an embodiment of the present disclosure includes a display, an image receiver for receiving a broadcast signal from the outside, and a signal for outputting a video signal to the display based on the received broadcast signal. It includes a processing device and an interface unit that exchanges data with a mobile terminal or a server, and the signal processing device controls to display a plurality of broadcast channel thumbnails, and when any one of the plurality of broadcast channel thumbnails is selected, the selected Receiving a broadcast video corresponding to a thumbnail from the video receiver, accessing the server, receiving chatting conversation contents corresponding to the broadcast video from the server through the interface unit, synchronizing the broadcast video and chatting conversation contents, and chatting on the broadcast video Conversation contents are controlled to be overlaid, and based on a signal from the remote control device, when conversation contents are input, the input conversation contents are controlled to be displayed.

Meanwhile, when a broadcast chatting application is executed, the signal processing device synchronizes the chatting conversation content from the server received by the interface unit with the broadcasting video received by the video receiving unit, and controls the chatting conversation content to be overlaid on the broadcasting video. can do.

Meanwhile, some of the plurality of broadcast channel thumbnails may include a broadcast video image, an object representing a chat window, and information on the number of viewers.

Meanwhile, when a broadcast chatting application is executed, the signal processing device controls to display a broadcast video and thumbnails of a plurality of broadcast channels together, and displays a broadcast video of a first channel and contents of a chatting conversation of the first channel. When a chatting window object in the thumbnail of the second channel is selected from among broadcasting channel thumbnails, it is possible to control the chatting conversation content of the second channel to be displayed on the broadcasting image of the first channel.

Meanwhile, the signal processing apparatus controls to display a broadcasting video and a plurality of broadcasting channel thumbnails together, and when a first thumbnail among the plurality of broadcasting channel thumbnails is focused, chatting conversation content corresponding to the first thumbnail is displayed on a preview screen. can be controlled to be displayed.

Meanwhile, the signal processing apparatus controls to display a broadcasting video and a plurality of broadcasting channel thumbnails together, and when a first thumbnail among the plurality of broadcasting channel thumbnails is focused, the most recommended conversation among chatting conversation contents corresponding to the first thumbnail You can control the content or most preferred conversations to be displayed.

On the other hand, the signal processing device, based on the signal from the remote control device, controls the input conversation content to be transmitted to the server when the conversation content is input, and controls the input conversation content to be highlighted and displayed in the chat window. can

On the other hand, the signal processing device, when a preference item or a recommendation item for the first chatting conversation content is selected from among a plurality of displayed chatting conversation content based on a signal from the remote control device, transmits the first chatting conversation content to the server. It may be controlled to transmit preference or recommendation information about the content of the first chatting conversation, and control to display an increased number of preferences or recommendations.

Meanwhile, the signal processing apparatus controls to display a broadcasting video and a plurality of broadcasting channel thumbnails arranged in a vertical direction together, and when a first thumbnail among the plurality of broadcasting channel thumbnails is focused, a chat conversation corresponding to the first thumbnail Content is controlled to be displayed as a preview screen, and when a channel up or channel down signal is received from the remote control device in a state in which the first thumbnail among a plurality of broadcast channel thumbnails is focused, the top or bottom of the first thumbnail is displayed. It is possible to control focusing to be moved to the disposed second thumbnail, and to display chatting conversation contents corresponding to the focused second thumbnail on a preview screen.

On the other hand, the signal processing device controls an indicator for a menu guide to be displayed based on a signal from the remote control device, and when the indicator is focused or selected, controls to display a menu including a chatting input item, and chatting When an input item is selected, it is possible to control the display of a mobile terminal input item, a keyboard display window, and a text input window.

Meanwhile, the signal processing device may control a code image for installing a chatting application to be displayed on the mobile terminal when an input item of the mobile terminal is selected.

On the other hand, the signal processing device, based on the signal from the remote control device, controls the display of an object for continuing or ending the chatting conversation content, and when a sharing item in the object is selected, image capture of a broadcast video or moving picture capture can be performed.

Meanwhile, the signal processing device may control transmission of a captured image or video to a server in order to share a chatting window in which chatting conversation contents are displayed.

Meanwhile, the signal processing device may control a profile screen for ID setting to be displayed when a profile item in the menu is selected.

On the other hand, the menu includes a profile item, a product item, a music item, a replay item, a PIP item, a chat input item, and a setting item, and the signal processing device, when the PIP item is selected, the chat displayed on the broadcast video. Conversation content can be separated and displayed separately from the broadcast video.

Meanwhile, based on the PIP input, the signal processing device separates the chatting conversation content displayed on the broadcast video, controls it to be displayed at a distance from the broadcast video in the first area, and based on the remote control signal, a plurality of When the first thumbnail is focused in the state where the thumbnail is displayed, the chatting conversation content corresponding to the broadcasting video may be displayed in the first area.

Meanwhile, based on the chatting window removal input, the signal processing device may remove the chatting window including the contents of the chatting conversation and display only the broadcasting video.

Meanwhile, the signal processing apparatus may synchronize timing information of chatting conversation contents received from the server with timing information of broadcasting video received from the video receiving unit.

Meanwhile, the plurality of broadcast channel thumbnails include broadcast channel thumbnails received from the tuner and broadcast channel thumbnails received from the external input terminal.

An image display device according to an embodiment of the present disclosure includes a display, an image receiver for receiving a broadcast signal from the outside, a signal processing device for outputting a video signal to a display based on the received broadcast signal, and a mobile terminal. or an interface unit for exchanging data with a server, wherein the signal processing device controls to display a plurality of broadcast channel thumbnails, and when one of the plurality of broadcast channel thumbnails is selected, a broadcast image corresponding to the selected thumbnail received from the video receiving unit, accessing the server, receiving chatting conversation contents corresponding to the broadcasting video from the server through the interface unit, synchronizing the broadcasting video and chatting conversation contents, and controlling the chatting conversation contents to be overlaid on the broadcasting video. And, based on the signal from the remote control device, if conversation contents are input, the input conversation contents are controlled to be displayed. Accordingly, by accessing a server providing chatting conversation contents, it is possible to input and display conversation contents while displaying a broadcast video corresponding to a selected channel among a plurality of broadcasting channels and chatting conversation contents together. Furthermore, it is possible to conveniently perform selection of broadcasting channels and contents of chatting conversations through a plurality of broadcasting channel thumbnails.

Meanwhile, when a broadcast chatting application is executed, the signal processing device synchronizes the chatting conversation content from the server received by the interface unit with the broadcasting video received by the video receiving unit, and controls the chatting conversation content to be overlaid on the broadcasting video. can do. Accordingly, it is possible to check the broadcasting video and the content of the chatting conversation together.

Meanwhile, some of the plurality of broadcast channel thumbnails may include a broadcast video image, an object representing a chat window, and information on the number of viewers. Accordingly, it is possible to provide whether a chat window can be displayed on some of the plurality of broadcast channel thumbnails.

Meanwhile, when a broadcast chatting application is executed, the signal processing device controls to display a broadcast video and thumbnails of a plurality of broadcast channels together, and displays a broadcast video of a first channel and contents of a chatting conversation of the first channel. When a chatting window object in the thumbnail of the second channel is selected from among broadcasting channel thumbnails, it is possible to control the chatting conversation content of the second channel to be displayed on the broadcasting image of the first channel. Accordingly, it is possible to conveniently provide chatting contents of other channels.

Meanwhile, the signal processing apparatus controls to display a broadcasting video and a plurality of broadcasting channel thumbnails together, and when a first thumbnail among the plurality of broadcasting channel thumbnails is focused, chatting conversation content corresponding to the first thumbnail is displayed on a preview screen. can be controlled to be displayed. Accordingly, it is possible to conveniently provide the content of chatting conversations in other channels as a preview.

Meanwhile, the signal processing apparatus controls to display a broadcasting video and a plurality of broadcasting channel thumbnails together, and when a first thumbnail among the plurality of broadcasting channel thumbnails is focused, the most recommended conversation among chatting conversation contents corresponding to the first thumbnail You can control the content or most preferred conversations to be displayed. Accordingly, it is possible to conveniently provide the most recommended conversation contents or the most preferred conversation contents among chat conversation contents.

On the other hand, the signal processing device, based on the signal from the remote control device, controls the input conversation content to be transmitted to the server when the conversation content is input, and controls the input conversation content to be highlighted and displayed in the chat window. can Accordingly, it is possible to input and display conversation contents while simultaneously displaying broadcasting video and chatting conversation contents.

On the other hand, the signal processing device, when a preference item or a recommendation item for the first chatting conversation content is selected from among a plurality of displayed chatting conversation content based on a signal from the remote control device, transmits the first chatting conversation content to the server. It may be controlled to transmit preference or recommendation information about the content of the first chatting conversation, and control to display an increased number of preferences or recommendations. Accordingly, it is possible to provide an increased number of preferences or recommendations for the contents of the first chatting conversation.

Meanwhile, the signal processing apparatus controls to display a broadcasting video and a plurality of broadcasting channel thumbnails arranged in a vertical direction together, and when a first thumbnail among the plurality of broadcasting channel thumbnails is focused, a chat conversation corresponding to the first thumbnail Content is controlled to be displayed as a preview screen, and when a channel up or channel down signal is received from the remote control device in a state in which the first thumbnail among a plurality of broadcast channel thumbnails is focused, the top or bottom of the first thumbnail is displayed. It is possible to control focusing to be moved to the disposed second thumbnail, and to display chatting conversation contents corresponding to the focused second thumbnail on a preview screen. Accordingly, it is possible to conveniently provide the content of chatting conversations in other channels as a preview.

On the other hand, the signal processing device controls an indicator for a menu guide to be displayed based on a signal from the remote control device, and when the indicator is focused or selected, controls to display a menu including a chatting input item, and chatting When an input item is selected, it is possible to control the display of a mobile terminal input item, a keyboard display window, and a text input window. Accordingly, conversation input is possible in various ways.

Meanwhile, the signal processing device may control a code image for installing a chatting application to be displayed on the mobile terminal when an input item of the mobile terminal is selected. Accordingly, it is possible to provide a conversation input through the mobile terminal.

On the other hand, the signal processing device, based on the signal from the remote control device, controls the display of an object for continuing or ending the chatting conversation content, and when a sharing item in the object is selected, image capture of a broadcast video or moving picture capture can be performed. Accordingly, it is possible to display or terminate chat conversation contents. Furthermore, it is possible to capture and share broadcast images.

Meanwhile, the signal processing device may control transmission of a captured image or video to a server in order to share a chatting window in which chatting conversation contents are displayed. Accordingly, it is possible to partially share broadcast images.

Meanwhile, the signal processing device may control a profile screen for ID setting to be displayed when a profile item in the menu is selected. Accordingly, it is possible to set an ID for inputting conversation contents.

On the other hand, the menu includes a profile item, a product item, a music item, a replay item, a PIP item, a chat input item, and a setting item, and the signal processing device, when the PIP item is selected, the chat displayed on the broadcast video. Conversation content can be separated and displayed separately from the broadcast video. Accordingly, it is possible to provide content of a chat conversation separated from a broadcast video.

Meanwhile, based on the PIP input, the signal processing device separates the chatting conversation content displayed on the broadcast video, controls it to be displayed at a distance from the broadcast video in the first area, and based on the remote control signal, a plurality of When the first thumbnail is focused in the state where the thumbnail is displayed, the chatting conversation content corresponding to the broadcasting video may be displayed in the first area. Accordingly, it is possible to conveniently provide chatting conversation contents of other channels while providing chatting conversation contents separated from the broadcast video.

Meanwhile, based on the chatting window removal input, the signal processing device may remove the chatting window including the contents of the chatting conversation and display only the broadcasting video. Accordingly, the chat window can be easily removed.

Meanwhile, the signal processing apparatus may synchronize timing information of chatting conversation contents received from the server with timing information of broadcasting video received from the video receiving unit. Accordingly, it is possible to synchronize the broadcasting video and chatting conversation contents.

Meanwhile, the plurality of broadcast channel thumbnails include broadcast channel thumbnails received from the tuner and broadcast channel thumbnails received from the external input terminal. Accordingly, it is possible to provide thumbnails of various broadcasting channels.

1 is a diagram illustrating an image display system according to an embodiment of the present disclosure.
FIG. 2 is an example of an internal block diagram of the image display device of FIG. 1 .
FIG. 3 is an example of an internal block diagram of the signal processing device of FIG. 2 .
4A is a diagram illustrating a control method of the remote controller of FIG. 2 .
Figure 4b is an internal block diagram of the remote control device of Figure 2.
5 is an internal block diagram of the mobile terminal of FIG. 1;
6 is an internal block diagram of the server of FIG. 1;
7 is a flowchart showing an example of a method of operating an image display device according to an embodiment of the present disclosure.
8A to 20B are diagrams referenced for description of the operation method of FIG. 7 .

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

The suffixes "module" and "unit" for the components used in the following description are simply given in consideration of ease of writing this specification, and do not themselves give a particularly important meaning or role. Accordingly, the “module” and “unit” may be used interchangeably.

1 is an example of a diagram illustrating an image display system according to an embodiment of the present disclosure.

Referring to the drawings, an image display system 10 according to an embodiment of the present disclosure may include an image display device 100, a mobile terminal 600, a server 500, and a broadcasting provider 30.

In addition, the video display system 10 may further include other video display devices 100b and other mobile terminals 600b that can be connected through a network.

The video display device 100 according to an embodiment of the present disclosure receives a broadcast signal from a broadcast provider 30, receives chatting conversation content from the server 500, and receives a broadcast video corresponding to the broadcast signal, and chatting content. Synchronize the conversation contents, display the chatting conversation contents overlaid on the broadcasting video, and display the conversation contents when the conversation contents are input based on the signal from the remote control device 200, and display the conversation contents to the server 500 transmit the conversation.

Accordingly, by accessing the server 500, it is possible to input and display conversation contents while displaying a broadcast video corresponding to a selected channel among a plurality of broadcast channels and chat conversation contents together.

Meanwhile, the video display device 100 according to an embodiment of the present disclosure displays a plurality of broadcast channel thumbnails to display chatting conversation contents, and when any one of the plurality of broadcast channel thumbnails is selected, the selected The broadcasting video corresponding to the thumbnail is received from the broadcasting provider 30 , the server 500 is accessed, and chatting contents corresponding to the selected broadcasting video are received from the server 500 . Accordingly, it is possible to conveniently select a broadcast channel and contents of a chat conversation through a plurality of broadcast channel thumbnails.

On the other hand, the video display device 100 according to an embodiment of the present disclosure, based on the first ID information, accesses the server 500, and the first chat corresponding to the first broadcast video selected from the server 500 Receiving conversation content, synchronizing the first broadcasting video and the first chatting conversation content, displaying the first chatting conversation content overlaid on the first broadcasting video, and based on a signal from the remote control device 200 , When the first conversation content is input, the first conversation content is displayed and the first conversation content is transmitted to the server 500 .

Meanwhile, the mobile terminal 600 according to an embodiment of the present disclosure accesses the server 500 based on the second ID information, which is different from the first ID information, and displays a first broadcast image selected from the server 500. Corresponding content of the first chatting conversation is received and displayed, and when the content of the second conversation is input, the content of the second conversation is displayed and the content of the second conversation is transmitted to the server 500 .

Meanwhile, another image display device 100b according to an embodiment of the present disclosure accesses the server 500 based on the third ID information, and displays a first broadcast image corresponding to a first broadcast image selected from the server 500. Receiving chatting conversation contents, synchronizing the first broadcasting video and the first chatting conversation contents, displaying the first chatting conversation contents overlaid on the first broadcasting video, based on the signal from the remote control device 200 Accordingly, when the third conversation content is input, the third conversation content is displayed and transmitted to the server 500 .

Meanwhile, another mobile terminal 600b according to an embodiment of the present disclosure accesses the server 500 based on the fourth ID information different from the third ID information, and the first broadcast video selected from the server 500. The first chatting conversation content corresponding to is received and displayed, and when the fourth conversation content is input, the fourth conversation content is displayed and the fourth conversation content is transmitted to the server 500 .

In this way, each video display device and mobile terminal according to an embodiment of the present disclosure access the server 500 based on different ID information and share chatting conversation contents corresponding to the same broadcast video. You can do it.

In particular, each of the video display devices 100 and 100b according to an embodiment of the present disclosure accesses the server 500 based on different ID information, and chats with the same broadcast video and corresponding to the same broadcast video. You can share conversations.

Meanwhile, the image display device 100b different from the image display device 100 of FIG. 1 may be a TV, a monitor, a tablet PC, or a vehicle display device.

FIG. 2 is an example of an internal block diagram of the image display device of FIG. 1 .

Referring to FIG. 2 , the image display device 100 according to an embodiment of the present disclosure includes an image receiving unit 105, an external device interface unit 130, a network interface unit 135, a storage unit 140, a user It may include an input interface unit 150, a sensor unit (not shown), a signal processing device 170, a display 180, and an audio output unit 185.

The image receiving unit 105 may receive an input image. For example, the image receiver 105 may receive a broadcast image, an HDMI image, or an external input image such as a streamed image.

The image receiving unit 105 may include a tuner unit 110, a demodulation unit 120, and an external device interface unit 130.

Meanwhile, unlike the drawings, the image receiving unit 105 may include a tuner unit 110, a demodulation unit 120, an external device interface unit 130, and a network interface unit 130.

The tuner unit 110 selects a radio frequency (RF) broadcasting signal corresponding to a channel selected by a user or all pre-stored channels among radio frequency (RF) broadcasting signals received through an antenna (not shown). Also, the selected RF broadcasting signal is converted into an intermediate frequency signal or a baseband video or audio signal.

Meanwhile, the tuner unit 110 may include a plurality of tuners in order to receive broadcast signals of a plurality of channels. Alternatively, a single tuner that simultaneously receives broadcast signals of multiple channels is also possible.

The demodulation unit 120 receives the digital IF signal (DIF) converted by the tuner unit 110 and performs a demodulation operation.

The demodulator 120 may output a stream signal TS after performing demodulation and channel decoding. In this case, the stream signal may be a signal in which a video signal, an audio signal, or a data signal is multiplexed.

The stream signal output from the demodulator 120 may be input to the signal processing device 170 . The signal processing device 170 performs demultiplexing, video/audio signal processing, and the like, outputs video to the display 180, and outputs audio to the audio output unit 185.

The external device interface unit 130 may transmit or receive data with a connected external device (not shown), for example, the set-top box 50 .

To this end, the external device interface unit 130 may include an A/V input/output unit (not shown), a wireless communication unit (not shown), and the like.

The external device interface unit 130 can be wired/wireless connected to external devices such as DVD (Digital Versatile Disk), Blu-ray, game devices, cameras, camcorders, computers (laptops), set-top boxes, etc. , it can also perform input/output operations with external devices.

The A/V input/output unit in the external device interface unit 130 may receive video and audio signals from an external device. Meanwhile, a wireless communication unit (not shown) in the external device interface unit 130 may perform short-range wireless communication with other electronic devices.

Through such a wireless communication unit (not shown), the external device interface unit 130 may exchange data with an adjacent mobile terminal 600 . In particular, the external device interface unit 130 may receive device information, running application information, application images, and the like from the mobile terminal 600 in the mirroring mode.

The network interface unit 135 provides an interface unit for connecting the image display device 100 to a wired/wireless network including the Internet network. For example, the network interface unit 135 may receive content or data provided by the Internet or a content provider or network operator through a network.

Meanwhile, the network interface unit 135 may include a wireless communication unit (not shown).

The storage unit 140 may store programs for processing and controlling each signal in the signal processing device 170 or may store signal-processed video, audio, or data signals.

Also, the storage unit 140 may perform a function for temporarily storing video, audio, or data signals input to the external device interface unit 130 . In addition, the storage unit 140 may store information about a predetermined broadcasting channel through a channel storage function such as a channel map.

Although the storage unit 140 of FIG. 2 illustrates an embodiment provided separately from the signal processing device 170, the scope of the present disclosure is not limited thereto. The storage unit 140 may be included in the signal processing device 170 .

The user input interface unit 150 transmits a signal input by a user to the signal processing device 170 or transmits a signal from the signal processing device 170 to the user.

For example, user input signals such as power on/off, channel selection, and screen setting may be transmitted/received from the remote control device 200, or local keys (not shown) such as power keys, channel keys, volume keys, and set values may be used. A user input signal input from is transmitted to the signal processing device 170, or a user input signal input from a sensor unit (not shown) sensing a user's gesture is transmitted to the signal processing device 170, or the signal processing device ( A signal from 170) may be transmitted to a sensor unit (not shown).

The signal processing device 170 demultiplexes an input stream through the tuner unit 110 or the demodulation unit 120 or the network interface unit 135 or the external device interface unit 130 or demultiplexes the demultiplexed signals. By processing, a signal for video or audio output can be generated and output.

For example, the signal processing device 170 receives the broadcast signal or HDMI signal received from the video receiver 105, performs signal processing based on the received broadcast signal or HDMI signal, and signals the signal-processed video signal. can output

The image signal processed by the signal processing device 170 may be input to the display 180 and displayed as an image corresponding to the corresponding image signal. Also, the image signal processed by the signal processing device 170 may be input to an external output device through the external device interface unit 130 .

The audio signal processed by the signal processing device 170 may be output as audio to the audio output unit 185 . Also, the audio signal processed by the signal processing device 170 may be input to an external output device through the external device interface unit 130 .

Although not shown in FIG. 2 , the signal processing device 170 may include a demultiplexer, an image processor, and the like. That is, the signal processing device 170 may perform various signal processing, and thus may be implemented in the form of a system on chip (SOC). This will be described later with reference to FIG. 3 .

In addition, the signal processing device 170 may control overall operations within the image display device 100 . For example, the signal processing device 170 may control the tuner unit 110 to select (tuning) an RF broadcast corresponding to a channel selected by a user or a pre-stored channel.

Also, the signal processing device 170 may control the image display device 100 according to a user command input through the user input interface unit 150 or an internal program.

Meanwhile, the signal processing device 170 may control the display 180 to display an image. In this case, the image displayed on the display 180 may be a still image or a moving image, and may be a 2D image or a 3D image.

Meanwhile, the signal processing device 170 may display a predetermined object within an image displayed on the display 180 . For example, the object may be at least one of a connected web screen (newspaper, magazine, etc.), an electronic program guide (EPG), various menus, widgets, icons, still images, moving pictures, and text.

Meanwhile, the signal processing device 170 may recognize the user's location based on an image captured by a photographing unit (not shown). For example, the distance (z-axis coordinate) between the user and the image display device 100 may be determined. In addition, x-axis coordinates and y-axis coordinates within the display 180 corresponding to the user's location may be identified.

The display 180 is driven by converting a video signal, data signal, OSD signal, control signal processed by the signal processing device 170, or a video signal, data signal, control signal, etc. received from the external device interface unit 130. generate a signal

Meanwhile, the display 180 may be configured as a touch screen and used as an input device in addition to an output device.

The audio output unit 185 receives the audio-processed signal from the signal processing device 170 and outputs it as audio.

A photographing unit (not shown) photographs the user. The photographing unit (not shown) may be implemented with one camera, but is not limited thereto, and may be implemented with a plurality of cameras. Image information photographed by a photographing unit (not shown) may be input to the signal processing device 170 .

The signal processing device 170 may detect a user's gesture based on an image captured by a photographing unit (not shown) or a detected signal from a sensor unit (not shown), or a combination thereof.

Meanwhile, the signal processing device 170 may be implemented in the form of a System On Chip (SOC).

The power supply unit 190 supplies corresponding power throughout the image display device 100 . In particular, the power supply 190 includes a signal processing device 170 implemented in the form of a system on chip (SOC), a display 180 for displaying an image, and an audio output unit for outputting audio ( 185), etc. can be supplied with power.

Specifically, the power supply unit 190 may include a converter that converts AC power to DC power and a dc/dc converter that converts the level of the DC power.

The remote control device 200 transmits user input to the user input interface unit 150 . To this end, the remote control device 200 may use Bluetooth, radio frequency (RF) communication, infrared (IR) communication, ultra wideband (UWB), ZigBee, or the like. In addition, the remote control device 200 may receive a video, audio, or data signal output from the user input interface unit 150 and display or output it as an audio on the remote control device 200 .

Meanwhile, the above-described image display device 100 may be a digital broadcasting receiver capable of receiving fixed or mobile digital broadcasting.

Meanwhile, the block diagram of the image display device 100 shown in FIG. 2 is a block diagram for one embodiment of the present disclosure. Each component of the block diagram may be integrated, added, or omitted according to specifications of the image display device 100 that is actually implemented. That is, if necessary, two or more components may be combined into one component, or one component may be subdivided into two or more components. In addition, the functions performed in each block are for explaining an embodiment of the present disclosure, and the specific operation or device does not limit the scope of the present disclosure.

FIG. 3 is an example of an internal block diagram of the signal processing device of FIG. 2 .

Referring to the drawings, the signal processing device 170 according to an embodiment of the present disclosure may include a demultiplexer 310, an image processor 320, a processor 330, and an audio processor 370. there is. In addition, a data processor (not shown) may be further included.

The demultiplexer 310 demultiplexes the input stream. For example, when MPEG-2 TS is input, it can be demultiplexed and separated into video, audio, and data signals. Here, the stream signal input to the demultiplexer 310 may be a stream signal output from the tuner unit 110 or the demodulator 120 or the external device interface unit 130 .

The image processing unit 320 may perform signal processing on an input image. For example, the image processor 320 may perform image processing on the image signal demultiplexed by the demultiplexer 310 .

To this end, the image processor 320 includes an image decoder 325, a scaler 335, a picture quality processor 635, an image encoder (not shown), an OSD processor 340, a frame rate converter 350, and a formatter. (360) and the like.

The video decoder 325 decodes the demultiplexed video signal, and the scaler 335 performs scaling so that the resolution of the decoded video signal can be output on the display 180 .

The image decoder 325 may include decoders of various standards. For example, an MPEG-2, H,264 decoder, a 3D image decoder for a color image and a depth image, a decoder for a multi-view image, and the like may be provided.

The scaler 335 may scale an input video signal that has been video decoded in the video decoder 325 or the like.

For example, the scaler 335 may perform up-scaling when the size or resolution of the input video signal is small, and down-scaling when the size or resolution of the input video signal is large.

The image quality processing unit 635 may perform image quality processing on an input image signal that has been image decoded in the image decoder 325 or the like.

For example, the image quality processing unit 635 may remove noise from an input video signal, expand resolution of grayscales of an input video signal, improve image resolution, perform high dynamic range (HDR) based signal processing, or , the frame rate may be varied, or image quality processing corresponding to panel characteristics, in particular, an organic light emitting panel may be performed.

The OSD processing unit 340 generates an OSD signal according to a user input or by itself. For example, based on a user input signal, a signal for displaying various types of information in graphics or text on the screen of the display 180 may be generated. The generated OSD signal may include various data such as a user interface screen of the image display device 100, various menu screens, widgets, and icons. Also, the generated OSD signal may include a 2D object or a 3D object.

Also, the OSD processing unit 340 may generate a pointer that can be displayed on a display based on a pointing signal input from the remote control device 200 . In particular, such a pointer may be generated by a pointing signal processing device, and the OSD processing unit 240 may include such a pointing signal processing device (not shown). Of course, it is also possible that the pointing signal processing device (not shown) is not provided in the OSD processing unit 240 but is provided separately.

The frame rate converter (FRC) 350 may convert the frame rate of an input image. Meanwhile, the frame rate conversion unit 350 may output as it is without separate frame rate conversion.

Meanwhile, the formatter 360 may change the format of an input video signal into a video signal for display on a display and output the converted video signal.

In particular, the formatter 360 may change the format of the video signal to correspond to the display panel.

Meanwhile, the formatter 360 may change the format of the video signal. For example, the format of a 3D video signal, Side by Side format, Top / Down format, Frame Sequential format, Interlaced format, Checker Box It can be changed to any one of various 3D formats such as format.

The processor 330 may control overall operations within the image display device 100 or the signal processing device 170 .

For example, the processor 330 may control the tuner 110 to select (tuning) an RF broadcast corresponding to a channel selected by a user or a pre-stored channel.

Also, the processor 330 may control the image display device 100 according to a user command input through the user input interface unit 150 or an internal program.

Also, the processor 330 may perform data transmission control with the network interface unit 135 or the external device interface unit 130 .

Also, the processor 330 may control operations of the demultiplexer 310 and the image processor 320 within the signal processing device 170 .

Meanwhile, the audio processor 370 in the signal processing device 170 may perform audio processing of the demultiplexed audio signal. To this end, the audio processing unit 370 may include various decoders.

Also, the audio processing unit 370 in the signal processing device 170 may process a base, a treble, volume control, and the like.

A data processor (not shown) in the signal processing device 170 may perform data processing of the demultiplexed data signal. For example, if the demultiplexed data signal is an encoded data signal, it can be decoded. The encoded data signal may be electronic program guide information including broadcast information such as a start time and an end time of a broadcast program broadcast on each channel.

Meanwhile, a block diagram of the signal processing device 170 shown in FIG. 3 is a block diagram for one embodiment of the present disclosure. Each component of the block diagram may be integrated, added, or omitted according to specifications of the signal processing device 170 that is actually implemented.

In particular, the frame rate conversion unit 350 and the formatter 360 may be separately provided in addition to the image processing unit 320 .

4A is a diagram illustrating a control method of the remote controller of FIG. 2 .

As shown in (a) of FIG. 4A, a pointer 205 corresponding to the remote control device 200 is displayed on the display 180.

The user can move or rotate the remote control device 200 up and down, left and right (Fig. 4a (b)), front and back (Fig. 4a (c)). The pointer 205 displayed on the display 180 of the image display device corresponds to the movement of the remote control device 200. As shown in the drawing, the corresponding pointer 205 moves and displays such a remote control device 200 according to movement in a 3D space, so it can be named a space remote controller or a 3D pointing device.

Figure 4a (b) illustrates that when the user moves the remote control device 200 to the left, the pointer 205 displayed on the display 180 of the image display device also moves to the left correspondingly.

Information on the movement of the remote control device 200 detected through the sensor of the remote control device 200 is transmitted to the image display device. The image display device may calculate the coordinates of the pointer 205 from information about the movement of the remote control device 200 . The image display device may display a pointer 205 to correspond to the calculated coordinates.

(c) of FIG. 4 illustrates a case in which the user moves the remote control device 200 away from the display 180 while pressing a specific button in the remote control device 200 . As a result, a selection area in the display 180 corresponding to the pointer 205 may be zoomed in and displayed enlarged. Conversely, when the user moves the remote control device 200 closer to the display 180, a selection area within the display 180 corresponding to the pointer 205 may be zoomed out and reduced. Meanwhile, when the remote control device 200 moves away from the display 180, the selection area may be zoomed out, and when the remote control device 200 approaches the display 180, the selection area may be zoomed in.

On the other hand, in a state in which a specific button in the remote control device 200 is pressed, recognition of vertical and horizontal movement may be excluded. That is, when the remote control device 200 moves away from or approaches the display 180, up, down, left, and right movements are not recognized, and only forward and backward movements may be recognized. In a state in which a specific button in the remote control device 200 is not pressed, only the pointer 205 moves according to the movement of the remote control device 200 up, down, left, or right.

Meanwhile, the moving speed or moving direction of the pointer 205 may correspond to the moving speed or moving direction of the remote control device 200 .

Figure 4b is an internal block diagram of the remote control device of Figure 2.

Referring to the drawings, the remote control device 200 includes a wireless communication unit 425, a user input unit 435, a sensor unit 440, an output unit 450, a power supply unit 460, a storage unit 470, A controller 480 may be included.

The wireless communication unit 425 transmits and receives signals with any one of the image display devices according to the above-described embodiments of the present disclosure. Among image display devices according to embodiments of the present disclosure, one image display device 100 will be described as an example.

In this embodiment, the remote control device 200 may include an RF module 421 capable of transmitting and receiving signals to and from the image display device 100 according to RF communication standards. In addition, the remote control device 200 may include an IR module 423 capable of transmitting and receiving signals to and from the image display device 100 according to IR communication standards.

In this embodiment, the remote control device 200 transmits a signal containing information about the movement of the remote control device 200 to the image display device 100 through the RF module 421 .

In addition, the remote control device 200 may receive a signal transmitted by the image display device 100 through the RF module 421 . In addition, the remote control device 200 may transmit commands related to power on/off, channel change, volume change, etc. to the image display device 100 through the IR module 423 as needed.

The user input unit 435 may include a keypad, a button, a touch pad, or a touch screen. A user may input a command related to the image display device 100 to the remote control device 200 by manipulating the user input unit 435 . When the user input unit 435 includes a hard key button, the user may input a command related to the image display device 100 to the remote control device 200 through a push operation of the hard key button. When the user input unit 435 includes a touch screen, the user may input a command related to the image display device 100 to the remote control device 200 by touching a soft key on the touch screen. In addition, the user input unit 435 may include various types of input means that the user can manipulate, such as a scroll key or a jog key, and the present embodiment does not limit the scope of the present disclosure.

The sensor unit 440 may include a gyro sensor 441 or an acceleration sensor 443 . The gyro sensor 441 may sense information about the movement of the remote control device 200 .

For example, the gyro sensor 441 may sense information about the operation of the remote control device 200 based on x, y, and z axes. The acceleration sensor 443 may sense information about the moving speed of the remote control device 200 and the like. Meanwhile, a distance measurement sensor may be further provided, whereby a distance to the display 180 may be sensed.

The output unit 450 may output a video or audio signal corresponding to manipulation of the user input unit 435 or a signal transmitted from the image display device 100 . Through the output unit 450, the user can recognize whether the user input unit 435 has been manipulated or whether the image display device 100 has been controlled.

For example, the output unit 450 includes an LED module 451 that lights up when the user input unit 435 is manipulated or a signal is transmitted and received with the image display device 100 through the wireless communication unit 425, and a vibration module that generates vibration ( 453), a sound output module 455 that outputs sound, or a display module 457 that outputs images.

The power supply unit 460 supplies power to the remote control device 200 . The power supply unit 460 can reduce power waste by stopping power supply when the remote control device 200 does not move for a predetermined period of time. The power supply unit 460 may resume power supply when a predetermined key provided in the remote control device 200 is manipulated.

The storage unit 470 may store various types of programs and application data necessary for controlling or operating the remote control device 200 . If the remote control device 200 transmits and receives signals wirelessly through the image display device 100 and the RF module 421, the remote control device 200 and the image display device 100 transmit signals through a predetermined frequency band. send and receive The control unit 480 of the remote control device 200 stores information about a frequency band that can wirelessly transmit and receive signals with the image display device 100 paired with the remote control device 200 in the storage unit 470, and can refer

The control unit 480 controls all matters related to the control of the remote control device 200. The control unit 480 transmits a signal corresponding to a predetermined key manipulation of the user input unit 435 or a signal corresponding to the motion of the remote control device 200 sensed by the sensor unit 440 to the image display device through the wireless communication unit 425. (100).

The user input interface unit 150 of the image display device 100 includes a wireless communication unit 151 capable of transmitting and receiving signals wirelessly with the remote control device 200, and a pointer corresponding to the operation of the remote control device 200. A coordinate value calculation unit 415 capable of calculating the coordinate value of may be provided.

The user input interface unit 150 may wirelessly transmit and receive signals with the remote control device 200 through the RF module 412 . In addition, through the IR module 413, the remote control device 200 may receive a signal transmitted according to the IR communication standard.

The coordinate value calculating unit 415 corrects hand shake or error from the signal corresponding to the operation of the remote control device 200 received through the wireless communication unit 151 and displays the coordinate value of the pointer 205 on the display 170. (x,y) can be calculated.

The transmission signal of the remote control device 200 input to the image display device 100 through the user input interface unit 150 is transmitted to the signal processing device 170 of the image display device 100 . The signal processing device 170 can determine information about the operation and key manipulation of the remote control device 200 from the signal transmitted by the remote control device 200, and control the image display device 100 in response thereto. .

As another example, the remote control device 200 may calculate a pointer coordinate value corresponding to the operation and output it to the user input interface unit 150 of the image display device 100 . In this case, the user input interface unit 150 of the image display device 100 may transmit information on the received pointer coordinate value to the signal processing device 170 without a separate hand shake or error correction process.

Also, as another example, the coordinate value calculation unit 415 may be provided inside the signal processing device 170 instead of the user input interface unit 150, unlike the drawing.

5 is an internal block diagram of the mobile terminal of FIG. 1;

Referring to the drawings, a mobile terminal 600 includes a wireless communication unit 610, an audio/video (A/V) input unit 620, a user input unit 630, a sensing unit 640, an output unit 650, and a memory. 660, an interface unit 625, a control unit 670, and a power supply unit 690 may be included.

Meanwhile, the wireless communication unit 610 may include a broadcast reception module 611, a mobile communication module 613, a wireless communication module 615, a sound communication unit 617, and a GPS module 619.

The broadcast receiving module 611 may receive at least one of a broadcast signal and broadcast-related information from an external broadcast management server through a broadcast channel. In this case, the broadcast channel may include a satellite channel, a terrestrial channel, and the like.

Broadcast signals received through the broadcast receiving module 611 and/or broadcast related information may be stored in the memory 660 .

The mobile communication module 613 transmits and receives a radio signal with at least one of a base station, an external terminal, and a server on a mobile communication network. Here, the wireless signal may include a voice call signal, a video call signal, or various types of data according to text/multimedia message transmission/reception.

The wireless communication module 615 refers to a module for wireless communication connection, and the wireless communication module 615 may be built into or external to the mobile terminal 600 . For example, the wireless communication module 615 may perform WFii-based wireless communication or WiFi Direct-based wireless communication.

The audio communication unit 617 may perform audio communication. The audio communication unit 617 may output sound by adding predetermined information data to audio data to be output in the audio communication mode. In addition, the acoustic communication unit 617 may extract predetermined information data from sound received from the outside in the acoustic communication mode.

In addition, as a short-range communication technology, Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, and the like may be used.

The GPS (Global Position System) module 619 may receive location information from a plurality of GPS satellites.

An audio/video (A/V) input unit 620 is for inputting an audio signal or a video signal, and may include a camera 621 and a microphone 623.

The user input unit 630 generates key input data input by the user to control the operation of the terminal. To this end, the user input unit 630 may include a key pad, a dome switch, a touch pad (static pressure/capacity), and the like. In particular, when the touch pad forms a mutual layer structure with the display 680, it may be referred to as a touch screen.

The sensing unit 640 controls the operation of the mobile terminal 600 by detecting the current state of the mobile terminal 600, such as the open/closed state of the mobile terminal 600, the position of the mobile terminal 600, whether or not there is contact with a user, and the like. A sensing signal may be generated.

The sensing unit 640 may include a detection sensor 641 , a pressure sensor 643 , and a motion sensor 645 . The motion sensor 645 may detect the movement or position of the mobile terminal 600 by using an acceleration sensor, a gyro sensor, a gravity sensor, or the like. In particular, the gyro sensor is a sensor that measures an angular velocity and can detect a direction (angle) returned to a reference direction.

The output unit 650 may include a display 680, an audio output unit 653, a notification unit 655, and a haptic module 657.

The display 680 displays and outputs information processed by the mobile terminal 600 .

On the other hand, as described above, when the display 680 and the touch pad form a mutual layer structure to form a touch screen, the display 680 can be used as an input device capable of inputting information by a user's touch in addition to an output device. can

The audio output unit 653 outputs audio data received from the wireless communication unit 610 or stored in the memory 660 . The audio output unit 653 may include a speaker, a buzzer, and the like.

The notification unit 655 outputs a signal for notifying occurrence of an event in the mobile terminal 600 . For example, a signal may be output in the form of a vibration. .

A haptic module 657 generates various tactile effects that a user can feel. A representative example of a tactile effect generated by the haptic module 657 is a vibration effect.

The memory 660 may store programs for processing and control of the control unit 670, and provides a function for temporarily storing input or output data (eg, phonebook, message, still image, video, etc.). can also be done

The interface unit 625 serves as an interface with all external devices connected to the mobile terminal 600 . The interface unit 625 can receive data from such an external device or receive power and transmit it to each component inside the mobile terminal 600, and can transmit data inside the mobile terminal 600 to an external device. .

The control unit 670 controls the overall operation of the mobile terminal 600 by controlling the operation of each unit. For example, it may perform related control and processing for voice calls, data communications, video calls, and the like. Also, the controller 670 may include a multimedia playback module 681 for playing multimedia. The multimedia playback module 681 may be configured as hardware within the controller 670 or may be configured as software separately from the controller 670 .

The power supply unit 690 receives external power and internal power under the control of the controller 670 and supplies power necessary for the operation of each component.

Meanwhile, the block diagram of the mobile terminal 600 shown in FIG. 5 is a block diagram for one embodiment of the present disclosure. Each component of the block diagram may be integrated, added, or omitted according to specifications of the actually implemented mobile terminal 600 . That is, if necessary, two or more components may be combined into one component, or one component may be subdivided into two or more components. In addition, the functions performed in each block are for explaining an embodiment of the present disclosure, and the specific operation or device does not limit the scope of the present disclosure.

6 is an internal block diagram of the server of FIG. 1;

Referring to the drawings, a server 500 includes a communication device 530 exchanging data with an external video display device 100 and a mobile terminal 600, a memory 540 storing various data, and data processing. It has a processor 570 that does.

The processor 570 in the server 500 sorts the collected chatting conversation contents in response to a request for chatting conversation contents for a specific broadcasting video from the video display device 100 or the mobile terminal 600 and transmits them to the outside. can be controlled to

In particular, the processor 570 in the server 500 performs grouping by region based on location information received from the video display device 100 or the mobile terminal 600, etc., and chats about broadcasting images based on a specific region. Conversation contents may be collected, and the collected chatting contents may be controlled to be transmitted to the video display device 100 or the mobile terminal 600.

Alternatively, the processor 570 in the server 500 performs grouping by viewing age, grouping by viewing gender, or grouping by viewing tendency based on viewer information received from the video display device 100 or the mobile terminal 600. , It is possible to collect chatting conversation contents for a broadcast video based on a specific region, and control the collected chatting conversation contents to be transmitted to the video display device 100 or the mobile terminal 600.

Meanwhile, the processor 570 in the server 500 updates the conversation content information when conversation content information according to the conversation content input is received from the video display device 100 or the mobile terminal 600 to update the chatting conversation. Content can be controlled to be provided to the video display device 100 or the mobile terminal 600.

FIG. 7 is a flow chart showing an example of an operating method of an image display device according to an embodiment of the present disclosure, and FIGS. 8A to 20B are diagrams referenced for description of the operating method of FIG. 7 .

Referring to the drawing, the signal processing device 170 in the video display device 100 determines whether there is a broadcast chat application execution input based on the signal from the remote control device 200 (S710), and In this case, control is performed to display broadcasting images and thumbnails of a plurality of broadcasting channels (S715).

For example, the signal processing device 170 in the image display device 100 may control the broadcasting image 800 of the first channel to be displayed as shown in FIG. 8A.

The broadcast video 800 of the first channel at this time corresponds to a broadcast signal received from the tuner 110 in the video receiver 105 or a broadcast signal received through an external device interface unit 130 such as an HDMI terminal. it could be a video.

Alternatively, the broadcast video 800 of the first channel may be a stream-based broadcast video received through the network interface unit 135 .

Meanwhile, the signal processing device 170 in the image display device 100 may receive an application display input based on a specific key operation or pointer operation in the remote control device 200 .

When an application display input is received, the signal processing device 170 in the video display device 100 displays an application list 810 including a plurality of applications together with a broadcast video 800 as shown in FIG. 8B. You can control it.

In this case, the application list 810 may include a broadcast chatting application 735 .

Meanwhile, the signal processing device 170 in the video display device 100 may receive a broadcast chatting application execution input based on a specific key operation or pointer operation in the remote control device 200 .

For example, as shown in FIG. 8B, when the broadcast chatting application 735 in the application list 810 is selected based on a specific key operation in the remote control device 200 or an operation of the pointer 205, an image is displayed. The signal processing device 170 in the device 100 controls to display a broadcasting image 800 and a plurality of broadcasting channel thumbnails 820, as shown in FIG. 8C.

The plurality of broadcast channel thumbnails 920 include broadcast channel thumbnails received from the tuner 110 and broadcast channel thumbnails received from the external device interface unit 130 such as an external input terminal.

Meanwhile, the plurality of broadcast channel thumbnails 920 may further include thumbnails of broadcast channels received from the network interface unit 135 .

Meanwhile, a portion 824 of the plurality of broadcasting channel thumbnails 820 may include a broadcasting video image 824a, an object 742 representing a chatting window, and information on the number of viewers 744 .

In FIG. 8C, five broadcast channel thumbnails (821, 823, 824, 825, 826) are exemplified as a plurality of broadcast channel thumbnails 820, each including a broadcast video image, an object representing a chat window, and viewer number information. exemplify that

In this way, by displaying an object representing a chatting window, it is possible to easily recognize that it is possible to provide chatting conversation contents related to a corresponding broadcasting video when a specific broadcasting channel thumbnail is selected.

On the other hand, by displaying the information on the number of viewers, it is possible to easily recognize the viewer's interest in the corresponding broadcast.

A third broadcast channel thumbnail 824 among the five broadcast channel thumbnails 821,823,824,825,826 of FIG. 8C may be a thumbnail of a channel corresponding to a broadcast signal received from the tuner 110, and The fourth and fifth broadcast channel thumbnails 825 and 826 may be thumbnails of channels corresponding to broadcast signals received from the external device interface unit 130 .

Next, the signal processing device 170 in the image display device 100 determines whether there is a specific channel selection input based on the signal from the remote control device 200 (S720), and if applicable, the corresponding A chatting window including the broadcasting video of the channel and chatting conversation contents of the corresponding broadcasting video is controlled to be displayed (S725).

Meanwhile, when there is no specific channel selection input, the signal processing device 170 in the image display device 100 determines whether a program driving reservation for a specific channel has been set (S721), and if so, the corresponding broadcast frame A notification is received at the broadcasting time of the program (S723), and a chatting window including a broadcasting video of the corresponding broadcasting program and chatting conversation contents of the corresponding broadcasting video is controlled to be displayed.

On the other hand, the signal processing device 170 in the video display device 100, in a state where the broadcasting video and chatting conversation contents are displayed, based on the signal from the remote control device 200, when conversation contents are input, the server ( 500), the input conversation contents can be controlled to be transmitted, and the input conversation contents can be controlled to be highlighted and displayed in the chat window (S735).

Accordingly, by accessing the server 500 providing chatting conversation content 750, the chatting content 750 is displayed together with the broadcast video 830 corresponding to the selected channel among a plurality of broadcasting channels, and the conversation content is input. and can be displayed. Furthermore, it is possible to conveniently select broadcast channels and chatting contents 750 through a plurality of broadcast channel thumbnails 820 .

Meanwhile, as shown in FIG. 8C, in a state where a plurality of broadcast channel thumbnails 820 are displayed, based on a specific key operation in the remote control device 200 or an operation of the pointer 205, the broadcast channel thumbnail 824 of the second channel ) is selected, the signal processing device 170 in the video display device 100 receives the broadcast video 830 corresponding to the selected thumbnail from the video receiving unit 105, and transmits the video to the server through the network interface unit 135. 500 is accessed, the chatting conversation content 750 corresponding to the broadcast video 830 is received, the broadcast video 830 and the chatting conversation content 750 are synchronized, and as shown in FIG. 8D, the broadcast video 800 ), the chatting conversation content 750 is overlaid and displayed.

In order to synchronize the broadcast video 830 and the chatting conversation content 750, the signal processing device 170 receives the timing information of the broadcast video 830 received from the video receiver 105 from the interface unit 135. The timing information of the chatting conversation content 750 from the server 500 may be synchronized. Accordingly, it is possible to share chatting conversation contents with other users while watching the same broadcasting video 830 .

Meanwhile, as shown in FIG. 8B, when the broadcast chat application 810 is executed, the signal processing device 170 transmits the broadcast video 830 received from the video receiver 105 to the server received from the interface unit 135. The chatting conversation contents 750 from 500 can be synchronized and, as shown in FIG. Accordingly, it is possible to check the broadcast video 830 and chatting conversation contents 750 together.

FIG. 9A illustrates overlaying and displaying a broadcasting video 830 of a second channel at a first time point and a chat conversation content 750, and FIG. 9B illustrates a broadcasting video of a second channel at a second time point after the first time point. 832 and the contents of chatting conversations 750 and 752 are overlaid and displayed.

The server 500 may receive chatting conversation contents from a plurality of video display devices or a plurality of mobile terminals, and transmit the chatting conversation contents to each of the plurality of video display devices or mobile terminals.

Accordingly, at a second time point after the first time point, the number of displayed chat conversation content is greater than that at the first time point.

Meanwhile, in order to secure the visibility of chatting conversation contents, the signal processing device 170 may control newly updated chatting conversation contents to be displayed on the top right of the screen as shown in the drawing.

In FIG. 9B , the existing chatting conversation content 750 is moved to the bottom, and the new chatting conversation content 752 is disposed in the upper right corner.

On the other hand, the signal processing device 170, when the interval of chatting conversation content received from the server 500 is within the first interval, sets the chatting conversation content to a second interval greater than the first interval in order to secure visibility of the chatting conversation content. You can control the display of subsequent chat transcripts.

Meanwhile, when the broadcast chatting application 810 is executed, the signal processing device 170 controls to display a broadcast video 800b and a plurality of broadcast channel thumbnails 820 together, as shown in FIG. 10A.

At this time, unlike FIG. 10A, the signal processing apparatus 170 may control the chatting conversation content of the first channel corresponding to the broadcasting video 800b of the first channel to be displayed.

Meanwhile, in a state in which the broadcast video 800b of the first channel and the contents of the chatting conversation of the first channel are displayed, based on the signal of the remote control device 200, the second channel among the plurality of broadcast channel thumbnails 820 is displayed. When the chatting window object in the thumbnail is selected, the content of the chatting conversation of the second channel may be displayed on the broadcast video 800b of the first channel. Accordingly, it is possible to conveniently provide chatting contents of other channels.

Meanwhile, as shown in FIG. 10A, in a state in which a broadcasting image 800b and a plurality of broadcasting channel thumbnails 820 are displayed together, based on a signal of the remote control device 200, the first of the plurality of broadcasting channel thumbnails 820 is displayed. When the first thumbnail 824 corresponding to 2 channels is focused, the signal processing device 170 may control the preview item 760 of chatting conversation content corresponding to the first thumbnail 824 to be displayed. .

Further, when the preview item 760 is selected based on the signal of the remote control device 200, the signal processing device 170 displays a preview screen (not shown) of chatting conversation contents of the second channel. can be controlled as much as possible.

Specifically, when the preview item 760 is selected based on the signal of the remote control device 200, the signal processing device 170 displays the broadcast image 800b of the first channel instead of the broadcast image of the second channel. ) is displayed, it can be controlled to display a preview screen (not shown) of chatting conversation contents of 2 channels. Accordingly, it is possible to conveniently provide content of a chat conversation in a channel other than being displayed, and induce a channel change.

On the other hand, in a state in which the broadcasting image 800b and the plurality of broadcasting channel thumbnails 820 are displayed together, based on the signal of the remote control device 200, corresponding to the second channel among the plurality of broadcasting channel thumbnails 820 When the first thumbnail 824 is focused, the signal processing device 170 displays the most recommended conversation contents or the most preferred conversation contents among the chat conversation contents corresponding to the first thumbnail, not the preview item 760 of FIG. 10A. can be controlled to be displayed. Accordingly, it is possible to conveniently provide the most recommended conversation contents or the most preferred conversation contents among the chat conversation contents of the channel of interest, and induce channel switching.

Meanwhile, as shown in FIG. 10A, in a state in which a broadcasting image 800b and a plurality of broadcasting channel thumbnails 820 are displayed together, based on a signal of the remote control device 200, the first of the plurality of broadcasting channel thumbnails 820 is displayed. When the first thumbnail 824 corresponding to two channels is selected, the signal processing device 170 displays the broadcasting video 830 of the second channel and the chatting conversation content 750 overlaid, as shown in FIG. 10B. You can control it.

FIG. 11A illustrates overlaying and displaying a broadcast video 830 of a second channel at a first viewpoint and a chatting conversation content 750, and FIG. 11B illustrates a broadcast video of a second channel at a second viewpoint after the first viewpoint. 832 and chatting conversation contents 750 and 752 are overlaid and displayed, and FIG. Illustrate what is displayed.

Referring to FIGS. 11A to 11C , chatting conversation contents 750) correspond to conversation contents input based on a first ID, and second chatting conversation contents 752 correspond to conversation contents input based on a second ID. Corresponding to the conversation content, the third chatting conversation content 754 may correspond to the conversation content input based on the ID of the video display device 100 .

Based on the signal from the remote control device 200, the signal processing device 170 controls the input conversation content to be transmitted to the server 500 when conversation content is input, and the input conversation content is highlighted. It can be controlled to be displayed in the chat window.

11C illustrates that the third chatting conversation content 754 is highlighted in a different size from the other conversation content 750 and 752 . Accordingly, it is possible to input and display conversation contents while displaying broadcasting video and chat conversation contents together.

12A illustrates that a broadcast video 834 and chatting conversation contents 750, 752, and 754 are overlaid and displayed, and FIG. 12B illustrates an increase in preference or recommendation number information 786 of the first chatting conversation contents 750.

Referring to the drawing, the signal processing device 170, based on the signal from the remote control device 200, a preference item for a first chatting conversation content 750 among a plurality of displayed chatting conversation content 750,752,754 or When the recommendation item 783 is selected, control is performed to transmit preference or recommendation information for the first chatting conversation content 750 to the server 500, and as shown in FIG. 12B, the first chatting conversation content 750 increases. You can control the number of preferences or recommendations to be displayed.

In FIG. 12A , while the preference or recommendation number information 783 of the first chatting conversation content 750 is displayed as '1', the preference item or recommendation item 783 for the first chatting conversation content 750 is selected. In this case, the signal processing device 170 may increase the preference or recommendation number information 786 of the first chatting conversation content 750 to '2' and display it, as shown in FIG. 12B. Accordingly, it is possible to provide the number of preferences or recommendations while performing preferences or recommendations for chat conversation contents based on other IDs.

13A illustrates that a broadcasting image 800 and a plurality of broadcasting channel thumbnails 856 aligned in the vertical direction are displayed together.

Referring to the drawing, the signal processing device 170, based on the signal from the remote control device 200, as shown in FIG. 13a, a broadcast image 800 of the first channel and a plurality of broadcasts aligned in the vertical direction. It can be controlled to display the channel thumbnail 856 together.

A plurality of broadcast channel thumbnails 856 are aligned in the vertical direction, and one of the thumbnails can be focused and displayed in the largest size.

Meanwhile, some of the plurality of broadcasting channel thumbnails 856 may include a broadcasting video image, an object representing a chatting window, and information on the number of viewers.

Meanwhile, in a state in which the first thumbnail 856a of the plurality of broadcast channel thumbnails 856 is focused, when the up or down key of the remote control device 200 operates, the signal processing device 170 performs a remote control Based on the signal from the device 200, as shown in FIG. 13B, the first thumbnail 856aa may be moved downward and the second thumbnail 856b may be moved to the central area and displayed in focus.

Meanwhile, when a channel up signal or a channel down signal from the remote control device 200 is received while the first thumbnail 856a among the plurality of broadcast channel thumbnails 856 is focused, the top of the first thumbnail 856a Alternatively, the focusing 856b may be controlled to be moved to the second thumbnail disposed below.

On the other hand, the signal processing device 170, based on the signal from the remote control device 200, as shown in FIG. 13A, the broadcasting video 800 of the first channel and a plurality of broadcasting channel thumbnails aligned in the vertical direction ( 856) is displayed, when the second thumbnail 856b corresponding to the second channel among the plurality of broadcast channel thumbnails 856 is focused, similar to FIG. 10A, the chat preview item 760 is displayed. And, when the chat preview item 760 is selected, the chat conversation content corresponding to the second channel can be controlled to be displayed on a preview screen (not shown).

Meanwhile, when the first thumbnail 856a of the first channel among the plurality of broadcast channel thumbnails 856 is focused, the signal processing device 170 displays chatting conversation contents corresponding to the first channel on a preview screen (not shown). ), and when the second thumbnail 856b of the second channel among the plurality of broadcast channel thumbnails 856 is focused, the contents of the chatting conversation corresponding to the second channel are displayed on a preview screen (not shown) can be controlled as much as possible. Accordingly, it is possible to conveniently provide a preview of chatting conversation contents according to the focusing movement.

When a second thumbnail 856b corresponding to the second channel is selected from among the plurality of broadcast channel thumbnails 856 shown in FIG. 13B, the signal processing apparatus 170 displays a broadcast image of the second channel as shown in FIG. 830 and the chatting conversation content 750b corresponding to the second channel can be controlled to be displayed.

Meanwhile, as shown in FIG. 13C, the signal processing device 170 displays a plurality of broadcast channel thumbnails 856 in addition to the broadcast video 830 of the second channel and the chatting conversation contents 750b corresponding to the second channel. can be controlled as much as possible.

Meanwhile, the signal processing device 170 may control an indicator for a menu guide to be displayed based on a signal from the remote control device 200 .

For example, when the pointer of the remote control device 200 moves to the right end of the display 180, the signal processing device 170 may control a hidden menu guide indicator 905 to be displayed. there is.

And, when the indicator 905 for the menu guide is focused or selected based on a signal from the remote control device 200, the signal processing device 170 sends a chatting input item 960 as shown in FIG. 14A. Controls to display the menu 900 including the control panel.

14A illustrates that a menu 900 including a chatting input item 960 is displayed in a state in which a broadcasting video 834 and chatting conversation content are displayed.

Referring to the drawing, the menu 900 includes a profile item 910, a product item 920, a music item 930, a replay item 940, a PIP item 950, a chat input item 960, a setting Includes item 970.

When a product item 920 in the menu 900 is selected based on a signal from the remote control device 200, the signal processing device 170, as shown in FIG. 14B, includes product items related to the broadcast video. The product list screen 1400 may be controlled to be displayed.

At this time, the signal processing device 170 may control the product list screen 1400 to be displayed instead of the broadcast video 834 and the chatting conversation content 1450 to be displayed as it is. Accordingly, it is possible to provide product items related to broadcasting images.

14C illustrates that the first product item 1414 in the product list screen 1400 is focused.

Referring to the drawing, the signal processing device 170 controls a first product item 1414 among a plurality of product items in the product list screen 1400 to be focused based on a signal from the remote control device 200. can

Meanwhile, when the first product item 1414 is focused or selected among the plurality of product items, the signal processing device 170 may control a purchase related screen of the first product item 1414 to be displayed.

FIG. 15A illustrates that a menu 900 including a plurality of items is displayed in a state in which a broadcast video 834 and contents of a chatting conversation are displayed.

When the profile item 910 in the menu 900 is selected based on the signal from the remote control device 200, the signal processing device 170 sets an ID or ID information for setting a profile, as shown in FIG. 15B. The profile screen 1500 including the can be controlled to be displayed.

The profile screen 1500 of FIG. 15B may include a plurality of pieces of ID information 1503 and 1507.

In this case, the signal processing device 170 may control the profile screen 1500 to be displayed instead of the broadcast video 834 and the chatting conversation content 1550 to be displayed as it is.

FIG. 16A illustrates that a menu 900 including a plurality of items is displayed in a state in which a broadcasting video 834 and contents of a chatting conversation are displayed.

When the music item 930 in the menu 900 is selected based on the signal from the remote control device 200, the signal processing device 170 lists the music related to the broadcast video 834 as shown in FIG. 16B. The music list screen 1600 including the can be controlled to be displayed.

The music list screen 1600 of FIG. 16B shows a first list 1620 including a plurality of music lists 1622, 1624, and 1626 related to a broadcast video 834 and a previous music list 1603. It may include 2 lists 1610.

In this case, the signal processing device 170 may control the display of the music list screen 1600 instead of the broadcast video 834 and the contents of the chatting conversation 1450 as they are.

16C illustrates that a menu 900 including a plurality of items is displayed in a state in which a broadcasting video 834 and contents of a chatting conversation are displayed.

When the replay item 940 in the menu 900 is selected based on the signal from the remote control device 200, the signal processing device 170, as shown in FIG. 16D, replays related to the broadcast image 834. It is possible to control so that the replay list screen 1640 including the view list is displayed.

The replay list screen 1640 of FIG. 16D may include replay lists 1642 , 1644 , and 1646 of episodes different from the broadcast video 834 .

In this case, the signal processing device 170 may control the display of the replay list screen 1640 instead of the broadcast video 834 and the contents of the chatting conversation 1450 as they are.

FIG. 17A illustrates that a menu 900 including a plurality of items is displayed in a state in which a broadcasting video 834 and contents of a chatting conversation are displayed.

When the PIP item 950 in the menu 900 is selected based on a signal from the remote control device 200, the signal processing device 170, as shown in FIG. 17B, based on the PIP input, broadcast video ( 834), the chatting conversation content 1450 displayed on the screen can be separated and displayed in the first area at a distance from the broadcasting video. Accordingly, the visibility of the chatting conversation contents 1450 can be improved.

Specifically, the signal processing device 170, based on the selection of the PIP item 950, as the screen size of the broadcast video 834 decreases, the size-reduced broadcast video 1710 displays the chatting conversation content 1450. , and the broadcast video 1710 can be controlled to be displayed at a distance from the chatting conversation content 1450 .

FIG. 17C illustrates displaying a broadcast video 1710 and chatting conversation contents 1450 in PIP mode, but unlike FIG. 17B, a plurality of thumbnails 856 arranged in a vertical direction within the broadcast video 1710 are displayed. foreshadow what it is

Based on the selection of the PIP item 950, the signal processing device 170 may control the broadcast video 1710 including the plurality of thumbnails 856 to be displayed at a distance from the chatting conversation content 1450. Accordingly, the visibility of the chatting conversation contents 1450 can be improved.

Meanwhile, in a state in which the broadcasting video 1710 including the plurality of thumbnails 856 is displayed at a distance from the chatting conversation content 1450, when the first thumbnail is focused based on the remote control signal, the signal processing device 170 ) may control the chatting conversation content of the channel corresponding to the first thumbnail to be displayed in the first area. Accordingly, it is possible to conveniently provide chatting contents of other channels.

FIG. 18A illustrates that a menu 900 including a plurality of items is displayed in a state in which a broadcasting video 834 and contents of a chatting conversation are displayed.

When the chatting input item 960 in the menu 900 is selected based on the signal from the remote control device 200, the signal processing device 170 displays the keyboard display window 1810 and text input as shown in FIG. 18B. Window 1815 can be controlled to be displayed.

When a character in the keyboard display window 1810 is selected based on a signal from the remote control device 200, the signal processing device 170 may control the text input window 1815 to display the selected character.

Then, the signal processing device 170 transmits the input text to the server 500 when a transmission item for transmission of the text input to the text input window 1815 is selected, and the transmitted text to the server 500 It is possible to control the input text to be displayed as conversation content in the chat window. Accordingly, based on the signal from the remote control device 200, when conversation content is input, it is possible to conveniently input and display the conversation content.

When the chatting input item 960 in the menu 900 is selected based on the signal from the remote control device 200, the signal processing device 170 displays the keyboard display window 1810 and text input as shown in FIG. 18B. In addition to the window 1815, the mobile terminal input item 1830 may be further displayed.

18C illustrates that the keyboard display window 1810 disappears when the mobile terminal input item 1830 is focused or selected by the remote control device 200.

The signal processing device 170, as shown in FIG. 18B, in a state where the keyboard display window 1810, the text input window 1815, and the mobile terminal input item 1830 are displayed, the mobile terminal input item 1830 is a remote control device ( 200), the keyboard display window 1810 can be controlled to disappear.

Meanwhile, the signal processing device 170, when the mobile terminal input item 1830 is focused or selected by the remote control device 200, as shown in FIG. 18D, a code image for installing a chatting application in the mobile terminal 600 (1840) can be controlled to be displayed.

For example, when the mobile terminal input item 1830 is focused or selected by the remote control device 200, the signal processing device 170 wirelessly connects to the preset mobile terminal 600 and installs a chatting application thereon. It is checked whether or not it is installed, and if it is not installed, the code image 1840 for installing the chatting application can be controlled to be displayed.

Meanwhile, the signal processing device 170 may control not to display the code image 1840 of FIG. 18D when it is confirmed that the chatting application is already installed in the mobile terminal 600 .

The mobile terminal 600, according to the installation or execution of the chatting application, displays a chatting input window, transmits the input text to the server 500, and the input text transmitted to the server 500 communicates in the chatting window. You can control what content is displayed.

Accordingly, text input through the mobile terminal 600 can be displayed on the image display device 100 .

19A shows an object for continuing or ending the chatting conversation content 1450 is displayed based on a signal from the remote control device 200 in a state in which a broadcast video 834 and chatting conversation content 1450 are displayed. exemplify that

Referring to the drawing, the signal processing device 170, based on the signal from the remote control device 200 in a state where the broadcasting video 834 and the chatting conversation content 1450 are displayed, the chatting conversation content 1450 It is possible to control so that the object 1910 for continued display or end is displayed.

The object 1910 may include a continuing display item or an end item of the chat conversation content 1450 .

Meanwhile, the object 1910 may further include a sharing item 1920 as shown in the drawing.

Based on the signal from the remote control device 200, when the sharing item 1920 in the object 1910 is selected, the signal processing device 170 performs image capture or video capture of the broadcasting image 834. can

19B is a diagram illustrating image capture or video capture of a broadcast video 834.

Referring to the drawing, when a sharing item 1920 in an object 1910 is selected based on a signal from the remote control device 200, the signal processing device 170 captures an image of a broadcast video 834 or While video capture is being performed, an object 1925 indicating that the video is being captured may be controlled to be displayed.

In this case, the captured image or video may include broadcasting video as well as chatting conversation contents.

After completion of capture, the signal processing device 170 may display the captured image or video 1930 as shown in FIG. 19C and control the recapture item 1932 and the transfer item 1934 to be displayed together.

When the recapture item 1932 is selected, the signal processing device 170 may perform image capture or video capture of the broadcasting video 834 again.

When the transmission item 1934 is selected, the signal processing device 170 may control the captured image or video to be transmitted to the server 500 .

That is, the signal processing device 170 may control the captured image or video to be transmitted to the server 500 for sharing in a chatting window in which the chatting conversation content 1450 is displayed.

FIG. 19D illustrates that the captured image or video is displayed on the top right of the video display device 100 and displayed on the bottom of the mobile terminal 600.

The signal processing device 170 may control the captured and shared image or video 1942 to be displayed in the upper right corner to secure visibility.

That is, the signal processing device 170 of the video display device 100 may control the latest conversation content to be displayed on the upper right corner to secure visibility, unlike the mobile terminal 600 displayed on the lower row.

FIG. 20A illustrates that a menu 900 including a plurality of items is displayed in a state in which a broadcasting video 834 and contents of a chatting conversation are displayed.

When the setting item 970 in the menu 900 is selected based on the signal from the remote control device 200, the signal processing device 170 sets a plurality of setting items 2010 and 2015 as shown in FIG. 20B. , 2017) can be controlled so that the setting screen 2000 is displayed.

In this case, the signal processing device 170 may control the setting screen 2000 to be displayed instead of the broadcast video 834 and the chatting conversation content 1450 to be displayed as it is.

Meanwhile, the server 500 may control a plurality of chatting windows to be executed by dividing the chatting window according to the number of video display devices 100 or mobile terminals 600 connected to the chatting window related to a predetermined broadcasting video. there is.

Specifically, the server 500 may create and provide a new chatting window when the number of video display devices 100 or mobile terminals 600 connected to a chatting window related to a predetermined broadcasting video exceeds a reference value. Accordingly, access overload of a specific chat window can be prevented.

For example, the server 500, when the number of video display devices 100 or mobile terminals 600 connected to a chat window related to a predetermined broadcast video is 1999 and the reference value is set to 1000, the first It is possible to control so that 1000 chatting windows and 999 chatting windows are connected to the second chatting window.

Meanwhile, the reference value may be variable and, for example, may be set to 667 instead of 1000.

For example, the server 500, when the number of video display devices 100 or mobile terminals 600 connected to a chatting window related to a predetermined broadcast video is 1999 and the reference value is set to 667, the first 667 chatting windows, 667 second chatting windows, and 665 third chatting windows can be controlled to be connected.

Meanwhile, the server 500 may control a first chatting window among a plurality of chatting windows to share conversation contents with a high number of likes or recommendations to other chatting windows.

For example, while the video display device 100 accesses the first chatting window and receives and displays chatting conversation contents from the server 500, the number of preferences or recommendations in the second chatting window is greater than or equal to the reference number of conversations. The content may be received from the server 500 and displayed at a specific location in the first chat window at all times. Accordingly, it is possible to share conversation contents having a large number of preferences or recommendations.

Meanwhile, the video display device 100 may vary the display speed of chatting conversation contents when the number of conversation contents input from the outside is equal to or greater than the reference number.

For example, when the number of conversation contents input from the outside is equal to or greater than the reference number, the video display device 100 controls so that one chat conversation contents are displayed every 3 seconds, and the number of conversation contents input from the outside is equal to or greater than the reference number. , If it is less than the standard number, it is possible to control so that one chatting conversation content is displayed every 5 seconds. Accordingly, the visibility of conversation content can be improved.

Meanwhile, the video display device 100 may control the display speed of chatting conversation contents to be set based on the on/off item on the chatting setting screen. Accordingly, it is possible to selectively vary the display speed of chatting conversation contents.

Although the preferred embodiments of the present disclosure have been shown and described above, the present disclosure is not limited to the specific embodiments described above, and is common in the art to which the present invention pertains without departing from the gist of the present disclosure claimed in the claims. Of course, various modifications are possible by those with knowledge of, and these modifications should not be individually understood from the technical spirit or perspective of the present disclosure.

Claims (19)

display;
an image receiving unit for receiving a broadcast signal from the outside;
a signal processing device outputting an image signal to the display based on the received broadcasting signal;
An interface unit for exchanging data with a mobile terminal or a server; includes,
The signal processing device,
Control to display a plurality of broadcast channel thumbnails;
When one of the plurality of broadcasting channel thumbnails is selected, a broadcasting video corresponding to the selected thumbnail is received from the video receiving unit, accesses to the server, and chatting conversation contents corresponding to the broadcasting video are transmitted through the interface receive from the server through a unit, synchronize the broadcasting video and the chatting conversation contents, and control the chatting conversation contents to be overlaid on the broadcasting video;
An image display device that controls the input conversation content to be displayed based on a signal from a remote control device when conversation content is input. According to claim 1,
The signal processing device,
When a broadcast chatting application is executed, the broadcasting video received in the video receiving unit is synchronized with the chatting conversation contents from the server received in the interface unit, and the chatting conversation contents are overlaid on the broadcasting video. A video display device that does. According to claim 1,
Some of the plurality of broadcasting channel thumbnails include a broadcasting video image, an object representing a chatting window, and information on the number of viewers. According to claim 1,
The signal processing device,
When a broadcast chat application is executed, control to display a broadcast video and thumbnails of the plurality of broadcast channels together;
When a chatting window object in a thumbnail of a second channel is selected from among the plurality of broadcast channel thumbnails while the broadcast video of the first channel and the contents of the chatting conversation of the first channel are displayed, on the broadcast video of the first channel, the A video display device for controlling display of chatting contents of a second channel. According to claim 1,
The signal processing device,
Control to display broadcasting images and thumbnails of the plurality of broadcasting channels together;
When a first thumbnail among the plurality of broadcasting channel thumbnails is focused, control is performed to display a chatting conversation content corresponding to the first thumbnail on a preview screen. According to claim 1,
The signal processing device,
Control to display broadcasting images and thumbnails of the plurality of broadcasting channels together;
When a first thumbnail among the plurality of broadcast channel thumbnails is focused, the most recommended conversation content or the most preferred conversation content among chatting conversation contents corresponding to the first thumbnail is controlled to be displayed. According to claim 1,
The signal processing device,
Based on a signal from the remote control device, when conversation content is input, the control is performed so that the input conversation content is transmitted to the server, and the input conversation content is highlighted and displayed in a chat window. Device. According to claim 1,
The signal processing device,
Based on a signal from the remote control device, when a preference item or a recommendation item for the first chatting conversation content is selected from among a plurality of displayed chatting conversation content, preference or recommendation information for the first chatting conversation content is transmitted to the server. and controlling to display the increased number of preferences or recommendations of the contents of the first chatting conversation. According to claim 1,
The signal processing device,
Control to display broadcasting images and thumbnails of the plurality of broadcasting channels arranged in a vertical direction together;
When a first thumbnail among the plurality of broadcast channel thumbnails is focused, control to display chatting conversation contents corresponding to the first thumbnail on a preview screen;
When a channel up or channel down signal is received from a remote control device in a state in which a first thumbnail among the plurality of broadcast channel thumbnails is focused, focusing moves to a second thumbnail disposed above or below the first thumbnail control as much as possible,
The video display device of controlling the chatting conversation content corresponding to the focused second thumbnail to be displayed on a preview screen. According to claim 1,
The signal processing device,
Based on the signal from the remote control device, control so that the indicator for the menu guide is displayed;
When the indicator is focused or selected, control to display a menu including a chatting input item;
When the chatting input item is selected, the video display device controls to display a mobile terminal input item, a keyboard display window, and a text input window. According to claim 10,
The signal processing device,
When the mobile terminal input item is selected, the video display device is controlled to display a code image for installing a chatting application on the mobile terminal. According to claim 1,
The signal processing device,
Based on a signal from the remote control device, controlling the display of an object for continuing or terminating the contents of the chatting conversation;
When a sharing item in the object is selected, image capture or video capture of the broadcasting video is performed. According to claim 12,
The signal processing device,
The video display device for controlling transmission of the captured image or video to the server in order to share the chatting window in which the content of the chatting conversation is displayed. According to claim 10,
The signal processing device,
Controlling the display of a profile screen for setting an ID when a profile item in the menu is selected. According to claim 10,
The menu is
Including profile items, product items, music items, replay items, PIP items, the chat input items, and setting items,
The signal processing device,
When the PIP item is selected, the chatting conversation content displayed on the broadcasting video is separated and controlled to be displayed at a distance from the broadcasting video. According to claim 1,
The signal processing device,
Based on the PIP input, the content of the chat conversation displayed on the broadcast video is separated and controlled to be displayed in a first area at a distance from the broadcast video;
Based on the remote control signal, when a first thumbnail is focused in a state in which a plurality of thumbnails are displayed, control is performed to display chatting conversation contents corresponding to the broadcasting video in the first area. According to claim 1,
The signal processing device,
Based on the chatting window removal input, the video display device controls to remove the chatting window including the contents of the chatting conversation and display only the broadcasting video. According to claim 1,
The signal processing device,
and synchronizing the timing information of the chatting conversation received from the server with the timing information of the broadcasting video received from the video receiving unit. According to claim 1,
The plurality of broadcast channel thumbnails,
A video display device comprising a thumbnail of a broadcast channel received from a tuner and a thumbnail of a broadcast channel received from an external input terminal.

Images