KR20110138852A - Method for setting audio and video data and image display system thereof - Google Patents

Abstract

PURPOSE: A method for setting audio and video data is provided to rapidly set audio and video data of a residual image display based on the audio and video data of a predetermined display device. CONSTITUTION: A video display device sets audio and video data(520). The image display device outputs a set selection list as a user interface(530). The image display device selects at least one image display device for transmitting the selected setting value(560). The image display device transmits the selected set value to the selected video display device(570). The image display device sets the audio and video data of the selected image display device(580).

Description

Method for setting audio and video data and video display system according thereto

The present invention relates to a method for setting audio and video data and an image display system according to the present invention. More particularly, the present invention relates to a method for setting a common audio and video data and an image display system according to the present invention. It is about.

In order to implement a large screen, an image display system displaying one image screen through a plurality of image display devices may be used. Such an image display system is called a multi vision system.

1 is a diagram illustrating an example of a multi vision system.

Referring to FIG. 1, a plurality of image display devices 110, 120, 130, and 140 are combined to form one multi vision system 100. Each of the plurality of image display devices 110, 120, 130, and 140 may receive a predetermined image signal and display an image screen corresponding thereto. In addition, each of the plurality of image display devices 110, 120, 130, and 140 may include display panels 112, 121, 132, and 142 for displaying a predetermined image, and speaker units 114, 124 for outputting a predetermined audio signal. 134, 144.

The multi vision system 100 displays one image screen through the display panels 112, 121, 132, and 142 of the plurality of image display devices 110, 120, 130, and 140. Accordingly, it is possible to implement a video display system of a large screen.

In the multi vision system, since a plurality of video display devices display one video screen, it is important to have the same picture quality and sound quality.

In addition, when a plurality of video display devices are used in a predetermined space such as a large hotel such as a hotel or an exhibition hall, data related to sound quality and image quality of the plurality of video display devices need to be set identically.

For example, in the case of a lodging establishment, after checking out a room user, the sound quality and image quality setting state of the video display device installed in each guest room should be initialized to a predetermined setting state determined by the establishment. In addition, even in the public exhibition hall, it is sometimes necessary to initialize the sound quality and image quality setting state of the plurality of video display devices installed in the exhibition hall to a predetermined setting state according to the exhibition concept.

Therefore, in a multi-vision system or an image display system formed with a plurality of image display devices in the above-described predetermined space, a setting method which can more conveniently and quickly end the setting of sound quality and image quality data of each image display device. And a video display device accordingly.

An object of the present invention is to provide a method for setting audio and video data in a video display system including a plurality of video display devices and a video display device accordingly.

More particularly, the present invention provides a video display system including a plurality of video display devices, comprising: audio and video data of other video display devices based on audio and video data settings of a predetermined video display device; An object of the present invention is to provide a video data setting method and a video display system.

In addition, an object of the present invention is to provide a method for setting audio and video data and a video display system according to the same, which can quickly and conveniently unify the video and audio quality of a plurality of video display devices included in one video display system.

In a method of setting audio and video data according to an embodiment of the present invention, a method of setting audio and video data of an image display system including a plurality of image display devices includes: a predetermined image display device among the plurality of image display devices. A method comprising: setting audio and video data comprising at least one or more audio settings or video settings; Selecting at least one setting value among the set audio setting values or the video setting values; And transmitting the selected setting value to at least one image display apparatus except for the predetermined image display apparatus among the plurality of image display apparatuses.

In addition, the audio and video data setting method according to an embodiment of the present invention is a setting including the set audio settings or video settings, and selection keys corresponding to each of the audio settings or video settings The method may further include outputting OSD (On Screen Display) data including a value selection list through a user interface.

In addition, the audio and video data setting method according to an embodiment of the present invention may further comprise the step of selecting the at least one image display device to transmit the selected setting value.

The selecting of the image display device may include OSD (On Screen Display) data including an image display device list including an image display device other than the predetermined image display device among the plurality of image display devices. Outputting through; And selecting and receiving the at least one image display device through the user interface.

The selecting of the video display device may include outputting OSD (On Screen Display) data for selecting the number of the video display device to which the selected setting value is to be transmitted through the user interface; And receiving the number through the user interface.

In addition, the audio and video data setting method according to an embodiment of the present invention includes determining whether to transmit the audio and video data set in the predetermined video display device to at least one of the plurality of video display devices. It may further include.

The transmitting of the selected setting value to the image display apparatus may include transmitting the selected setting value to the other image display apparatuses other than the predetermined image display apparatus among the plurality of image display apparatuses.

In addition, the audio and video data setting method according to an embodiment of the present invention may further include adjusting the audio and video data in the at least one image display device according to the selected setting value.

An image display system according to an embodiment of the present invention includes a plurality of image display devices. A predetermined image display device of the plurality of image display devices sets audio and video data including at least one or more audio setting values or video setting values, and at least one or more of the set audio setting values or video setting values. A first control unit which selects a setting value and controls the selected setting value to be transmitted to at least one image display apparatus except for the predetermined image display apparatus among the plurality of image display apparatuses; And a first interface unit configured to transmit the selected setting value to at least one image display apparatus except for the predetermined image display apparatus among the plurality of image display apparatuses.

In addition, the image display system according to an embodiment of the present invention includes a setting value selection list including the set audio setting values or video setting values, and selection keys corresponding to each of the audio setting values or the video setting values. The apparatus may further include a user interface unit configured to output user interface data such that OSD (On Screen Display) data is output.

The audio and video data setting method and the video display system according to an embodiment of the present invention can quickly and conveniently set the audio and video data of the remaining video display devices based on the audio and video data setting of the predetermined video display device. .

In addition, the audio and video data setting method and the image display system according to an embodiment of the present invention can quickly and conveniently unify the image quality and sound quality of the plurality of image display devices included in one image display system.

1 is a diagram illustrating an example of a multi vision system.
2 is a diagram illustrating a connection relationship between a plurality of video display devices in an image display system according to an exemplary embodiment of the present invention.
3 is a diagram illustrating a connection relationship between a plurality of video display devices in an image display system according to an exemplary embodiment of the present invention.
4 is a block diagram illustrating an image display apparatus included in an image display system according to an exemplary embodiment.
5 is a diagram illustrating a method of setting audio and video data according to an embodiment of the present invention.
FIG. 6 is a diagram for describing operation 510 of FIG. 5.
FIG. 7 is a diagram for describing operation 520 of FIG. 5.
FIG. 8 is another diagram for describing operation 520 of FIG. 5.
FIG. 9 is a diagram for describing operations 530 and 540 of FIG. 5.
FIG. 10 is a diagram for describing operations 550 and 560 of FIG. 5.
11 is a diagram illustrating a screen configuration output in the audio and video data setting method according to an embodiment of the present invention.
12 is another diagram illustrating a screen configuration output in the audio and video data setting method according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings and the contents described in the accompanying drawings, but the present invention is not limited or limited to the embodiments.

As used herein, terms used in the present invention are selected from general terms that are widely used in the present invention while taking into account the functions of the present invention, but these may vary depending on the intention or custom of a person skilled in the art or the emergence of new technologies. In addition, in certain cases, there is a term arbitrarily selected by the applicant, and in this case, the meaning will be described in the corresponding description of the invention. Therefore, it is intended that the terminology used herein should be interpreted based on the meaning of the term rather than on the name of the term, and on the entire contents of the specification.

2 is a diagram illustrating a connection relationship between a plurality of video display devices in an image display system according to an exemplary embodiment of the present invention.

Referring to FIG. 2, the image display system 200 according to an exemplary embodiment of the present invention includes a plurality of image display devices 210, 220, 230, and 240. Here, the image display system 200 may be the aforementioned multi vision system.

Each of the plurality of image display devices 210, 220, 230, and 240 may receive a predetermined image signal and display an image screen corresponding thereto.

In addition, the plurality of image display devices 210, 220, 230, and 240 may be connected by wire or wirelessly. 2 illustrates an example in which a plurality of image display devices 210, 220, 230, and 240 are connected by wire. In addition, the wired connection may be configured using an interface according to the RS232C standard or an interface according to the RJ-45 standard.

Here, the plurality of video display devices 210, 220, 230, and 240 may be connected in a ring structure in which adjacent video display devices are connected to each other. That is, wired communication lines of 251, 252, 253, and 254 are formed in one image display system 200, so that the image display device 210 is connected to the image display device 220 by a 251 communication line, and the image display device ( 220 is connected to the image display device 230 through a 252 communication line, the image display device 240 is connected to the image display device 230 through a 253 communication line, and the image display device 230 is connected to the image display device 210. 254 is connected by a communication line.

In addition, each of the plurality of image display devices 210, 220, 230, and 240 may be interconnected. That is, wired communication lines of 251, 252, 253, 254, 256, and 257 are formed in one image display system 200 to interconnect each of the plurality of image display devices 210, 220, 230, and 240. Can be.

3 is a diagram illustrating a connection relationship between a plurality of video display devices in an image display system according to an exemplary embodiment of the present invention.

Referring to FIG. 3, the image display system 300 according to an exemplary embodiment of the present invention may be an image display system formed with a plurality of image display devices in the above-described predetermined space.

Referring to FIG. 3, a plurality of video display devices SET11, SET12, SET13, SET14, SET15, and SET16 provided in a predetermined space may be connected to each other through a predetermined power line 310. In addition, power may be supplied through the input port 320 and the predetermined power line 310 to transmit and receive predetermined data. The predetermined power line 310 may be formed to include an interface according to the aforementioned RS232C standard or an interface according to the RJ-45 standard.

4 is a block diagram illustrating an image display apparatus included in an image display system according to an exemplary embodiment.

Referring to FIG. 4, an image display apparatus 400 included in an image display system according to an exemplary embodiment may include an image / audio processor 401, an on-screen display (OSD) generator 430, and a user interface unit. The user interface 450 may include a user input unit 455, a storage unit 460, a display unit 402, a voice output unit 475, a controller 480, and a first interface unit 485.

The video / audio processor 401 processes an input video signal or an audio signal so that the video or audio may be output to the display unit 402 and the audio output unit 475 of the video display device 400. To this end, the image / audio processor 401 may include a signal input unit 410, a demodulator 420, a signal processor 440, and the like.

In addition, the signal input unit 410 into which the video / audio signal is input may include, for example, a tuner unit 411, an A / V input unit 412, a USB input unit 413, a wireless signal input unit 414, and a network connection unit (not shown). And the like. When the received input signal is a radio frequency (RF) signal having a specific frequency band, the signal input unit 410 may convert the received signal into an intermediate frequency (IF) signal and output the converted signal.

The demodulator 420 recovers the signal transmitted from the signal input unit 410 to a signal at the time of transmission from a content provider such as a broadcasting station and outputs the signal. That is, the demodulator 420 demodulates the input signal and outputs the demodulated signal.

The OSD generator 430 generates OSD data including OSD data necessary for controlling the operation of the video display device 400 or controlling the reproduction of predetermined content, or information to be displayed to the user. The OSD data generated by the OSD generator 430 may be displayed through the display 402.

The signal processor 440 performs signal processing such as error correction and signal quality improvement on the signal transmitted from the demodulator 420 and outputs the signal.

The display unit 402 displays a screen corresponding to an image signal output from the image / audio processor 401 on a display panel (not shown) provided internally. Hereinafter, an image screen displayed by a display panel (not shown) of the display unit 402 is called a display screen.

The audio output unit 475 receives the audio signal output from the image / audio processing unit 401 and converts and amplifies the received audio signal into a physical vibration signal so that the user can listen to the audio signal.

The user interface 450 receives a key signal for controlling the operation of the image display apparatus 400 or inputting predetermined data from the remote control apparatus 465, controlling the operation of the image display apparatus 400, or predetermined data. Outputs user interface data including a menu list necessary for receiving the input. The user interface data output from the user interface unit 450 may be generated as OSD data by the OSD generator 430 and may be displayed through the display unit 402. Here, the user interface data is generated as OSD data, and the screen on which the OSD data is displayed is called a user interface.

In detail, the user interface 450 may output user interface data including a setting menu list for setting audio and video data. The user may set audio and video data to a predetermined value through a setting menu list output from the user interface 450 and displayed through the OSD generator 430 and the display 402.

In addition, the user interface 450 may include a plurality of video display devices. In the video display system, the user interface unit 450 may include audio and video data set in a predetermined video display device (for example, 400). , 490, user interface data including a setting value selection list or a video display device list may be output. Common settings of audio and video data may be performed by using a setting value selection list and an image display device list output from the user interface unit 450 and displayed through the OSD generator 430 and the display unit 402. .

The screen configuration (user interface screen configuration) output from the user interface 450 and displayed through the OSD generation unit 430 and the display unit 402 will be described in detail with reference to FIGS. 6 to 11 below.

Here, the remote control device 465 is a means for controlling the image display device 400, may be a button-type remote control including a plurality of keys or a touch screen remote control that can output a plurality of keys, the remote control itself It may be a pointing remote controller for manipulating a user interface displayed through the image display device 400 by using a pointer moved in response to the movement of.

The storage unit 460 stores predetermined data in response to a storage command of the control unit 480. In addition, the data transmitted from the video / audio processor 401 may be stored under the control of the controller 480.

The user input unit 455 may be configured as a keypad or a button. In addition, in response to a user's request according to the manipulation of the keypad or button, the user request is transmitted to the control unit 480 so that the user's request can be performed. For example, when a user requests a broadcast channel change, the user receives the broadcast channel change and transmits a channel change request to the controller 480. The controller 480 then performs a channel change.

The controller 480 controls overall operations and commands for displaying an image screen of the image display device 400.

In detail, the controller 480 sets audio and video data including at least one audio setting value or video setting values, and selects at least one setting value among the set audio setting values or video setting values. The selected setting value is controlled to be transmitted to at least one image display apparatus except for the image display apparatus 400 among the plurality of image display apparatuses included in the image display system.

The audio and video data may be set using a setting menu list for setting audio and video data output from the user interface 450 and displayed on the display 402. That is, the user may set the audio and video data by adjusting and inputting audio and video data using a setting menu list displayed on a user interface screen. Alternatively, the audio and video data may be adjusted and set to a predetermined value according to the setting of the video display device 400.

In addition, the operation of selecting one or more setting values may be performed using a setting value selection list output from the user interface unit 450 and displayed through the display unit 402.

Specific operations of the controller 480 will be described in detail with reference to FIGS. 5 to 12 below.

The first interface unit 485 transmits and receives a predetermined signal with the video display device 400 and at least one other video display device (eg, 490) in the video display system. The first interface unit 485 may be a wired or wireless communication module described with reference to FIG. 2. For example, the first interface unit 485 may be an interface based on the RS232C standard or an interface based on the RJ-45 standard.

In FIG. 4, in the image display system according to an exemplary embodiment, only the image display apparatus 490 different from the image display apparatus 400 is illustrated, but other image display apparatuses (not shown) are illustrated. This may be included as shown in FIG. 2 or FIG. 3.

In addition, some or all of the audio setting values and the video setting values included in the audio and video data set by the corresponding video display device 400 may be selectively used on at least one other image display device (eg, 490). The first interface unit 485 transmits some or all of the audio setting values and the video setting values to the second interface unit 491.

The other video display device 490 has the same configuration as that of the video display device 400. In FIG. 4, only the second interface unit 491, the second control unit 493, and the display unit 495 are shown in the configuration of another video display device 490.

The second interface unit 491 transmits and receives a predetermined signal transmitted from the first interface unit 485. A predetermined signal transmitted from other image display devices included in the image display system but not shown in FIG. 4 may be transmitted and received. In detail, the second interface unit 491 receives the audio setting values and the video setting values transmitted from the first interface unit 485, and transmits them to the second control unit 493.

The second control unit 493 receives the audio setting values and the video setting values received from the second interface unit 491, and outputs the audio of the video display device 490 according to the received audio setting values and the video setting values. And video data.

The display unit 495 displays an image having the adjusted audio and video data under the control of the second second unit 493.

An image display system including a plurality of image display apparatuses 400 and 490 according to an exemplary embodiment of the present invention has the same technical idea as the audio and video data setting method described below with reference to FIGS. 5 through 12. Do. Therefore, detailed operations of the image display apparatus 400 and the image display system including the same will be described in detail below.

5 is a diagram illustrating a method of setting audio and video data according to an embodiment of the present invention.

The audio and video data setting method according to an embodiment of the present invention is a method of setting audio and video data of an image display system including a plurality of image display devices.

Referring to FIG. 5, an image display apparatus according to an embodiment of the present invention may include audio data including at least one audio setting value and at least one video setting value in a predetermined image display device among a plurality of image display devices. The video data including the video data is set (step 520).

The user interface unit 450 outputs a menu list for setting audio and video data, which is user interface data. Then, the OSD generator 430 generates the menu list as OSD data. The display unit 402 displays the OSD data including the menu list. The controller 480 of the image display device 400 receives audio data and video data having a predetermined value through the displayed user interface screen (specifically, the displayed menu list), and thus completes the setting of the audio and video data. do.

Operation 520 will be described in detail with reference to FIGS. 7 and 8.

FIG. 7 is a diagram for describing operation 520 of FIG. 5.

Referring to FIG. 7, OSD data 710 for setting video data is displayed on the display screen 700. Video data includes at least one video setting (contrast, brightness, color). The detailed configuration of the video setting values may vary depending on the model or product specification of the corresponding video display device 400.

The user adjusts the control key 720 of the user interface using the remote control device 465 and the like, and inputs the adjusted predetermined value through the user interface unit 450. In addition, the user may maintain a value of a predetermined item among a plurality of video setting values as an existing value and adjust and input only a value of some items.

The user interface 450 of the image display apparatus 400 receives video setting values having a predetermined value and transmits the video setting values to the controller 480. Accordingly, the controller 480 may complete the setting of the video data.

FIG. 8 is another diagram for describing operation 520 of FIG. 5.

Referring to FIG. 8, user interface data including OSD data 810 for setting audio data is displayed on the display screen 800. The audio data includes at least one audio set point (bass, treble, balance). Since other configurations and operations are the same as the video data setting described with reference to FIG. 7, detailed descriptions thereof will be omitted.

The audio and video data setting method according to an embodiment of the present invention transmits all or part of the audio and video data set in step 520 to another video display device (for example, 490) included in the video display system. The method may further include a step 510 of determining whether to perform common setting of the video data A / V data. In FIG. 5, a case in which step 510 is provided before step 520 is illustrated as an example, but may be provided after step 520.

FIG. 6 is a diagram for describing operation 510 of FIG. 5.

Referring to FIG. 6, user interface data including OSD data 610 for determination of step 510 is displayed on the display screen 600. The OSD data 610 may include a transmission determination key 620 for transmitting the audio and video data set in operation 520 and a key 625 for not transmitting the audio and video data set in operation 520. The user or the like may select the transmission decision key 620 or the key 625 by moving the selection activation cursor 630 by manipulating the remote control device 465.

In addition, when the common setting of the audio and video data is determined in step 510, the OSD data 710 or 810 illustrated in FIG. 7 or 8 described above is displayed on the same screen as the OSD data 610 output in step 510. Can be. That is, the OSD data 710 or 810 may be disposed in the predetermined area 640 of the display screen 600.

When the common setting of the audio and video data is determined in step 510, at least one or more of the audio setting values included in the audio data set in step 520 or the video setting values included in the video data are selected (step 540). .

FIG. 9 is a diagram for describing operations 530 and 540 of FIG. 5.

9, an audio and video data setting method according to an embodiment of the present invention includes audio setting values (bass, treble) and video setting values (contrast, brightness), and the audio setting values or video settings. The method may further include outputting, via the user interface, OSD data 910 including a setting value selection list 913 including selection keys 911 corresponding to each of the values (step 530). In addition, the OSD data 910 may further include a selection completion key 920 in order to receive a key signal for recognizing that the selection of step 540 is completed. The user interface output in operation 530 is displayed on the display screen 900. The user or the like may operate the selection key 911 in the setting value selection list 913 to select at least one or more setting values to be transmitted to another image display device (eg, 490). Then, the video display device 400 receives the selected setting value information through a user interface.

The audio and video data setting method according to an embodiment of the present invention may further include selecting at least one or more image display apparatuses (for example, 490) to transmit the selected setting value in step 540 (step 560). . In detail, at least one image display device is selected from among image display devices other than the predetermined image display device in which the setting of step 520 is performed among the plurality of image display devices included in the image display system. Hereinafter, the remaining image display apparatuses other than the predetermined image display apparatus having the setting of step 520 among the plurality of image display apparatuses included in the image display system are referred to as 'remaining image display apparatuses'.

The audio and video data setting method according to an embodiment of the present invention further includes the step of outputting a user interface for selecting an image display device to transmit the setting value selected in step 540 to perform step 560 (step 550). can do.

FIG. 10 is a diagram for describing operations 550 and 560 of FIG. 5.

In detail, operation 550 may include outputting OSD data 1010 including the image display apparatus list 1030 including the remaining image display apparatuses through a user interface (operation 550). The OSD data 1010 output as user interface data is displayed on the display screen 1000. The OSD data 1010 may further include a selection key 1011 and a selection completion key 1020, similar to the OSD data 910 described with reference to FIG. 9. In operation 560, at least one or more image display apparatuses among the remaining image display apparatuses are selected using the image display apparatus list 1030 included in the output OSD data 1010.

11 is a diagram illustrating a screen configuration output in the audio and video data setting method according to an embodiment of the present invention.

Referring to FIG. 11, the OSD data 910 illustrated in FIG. 9 and the OSD data 1010 illustrated in FIG. 10 may be displayed on the same display screen 1100. Then, operations 540 and 560 may be performed without changing the screen.

12 is another diagram illustrating a screen configuration output in the audio and video data setting method according to an embodiment of the present invention.

Referring to FIG. 12, operation 550 may include outputting OSD data 1220 through the user interface for selecting the number of image display apparatuses to transmit the selected setting value in operation 520. The OSD data 1220 may include a key manipulation unit 1225 that determines the number of image display apparatuses to transmit the set value selected in operation 520. The key manipulation unit 1225 may include an area 1230 indicating the number and the number manipulation cursors 1231 and 1233. In addition, an image display device (for example, SET1) corresponding to the number displayed in the area 1230 indicating the number may be displayed in the predetermined area 1240.

In operation 570, the selected setting value is transmitted to at least one or more image display devices among the remaining image display devices. In detail, when the selection in step 560 is completed, the setting value selected in step 540 is transmitted to the video display device selected in step 560.

At least one image display device receiving the selected setting value adjusts audio and video data according to the selected setting value. That is, audio and video data are set in the same manner as the selected setting value received.

In operation 570, the selected setting value may be transmitted to all remaining image display devices. Accordingly, in operation 580, adjustment and setting of audio and video data may be performed in each of the remaining image display devices. Then, audio and video data of all video display devices included in the video display system may be set in common. Accordingly, the video display apparatuses included in the video display system can be set to the same audio and video data quickly and conveniently without performing audio and video data setting for the video display apparatuses included in the video display system.

  Each of the steps illustrated in FIG. 5 may be performed under the control of the controller 480. In addition, an operation of outputting user interface data and receiving input of predetermined data through the user interface data may be performed by the user interface unit 450. The output user interface (or user interface data) is generated as OSD data by the OSD generator 430 and displayed through the display unit 402. A user or the like may input a predetermined key or predetermined data to the image display apparatus 400 through a user interface using the remote control apparatus 465. Accordingly, the image display apparatus 400 may input the predetermined key or predetermined data. It may be transmitted through the user interface 450.

On the other hand, the terms used in the present invention (terminology) are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of the skilled person in the relevant field, the definitions of which are used throughout the present invention. It should be based on.

The present invention is not limited to the above-described embodiments and may be variously modified and changed by those skilled in the art, which are included in the spirit and scope of the present invention as defined in the appended claims.

400, 490: video display device
401: video and audio processing unit
410: signal input unit
420: demodulator
430: OSD (On Screen Display) generator
440: a signal processor
450: user interface part
455: user input unit
460: storage unit
402: display unit
475: audio output unit
480: control unit
485: first interface unit

Claims (16)

A method of setting audio and video data of a video display system including a plurality of video display devices, the method comprising:
A predetermined image display device of the plurality of image display devices, comprising: setting audio and video data including at least one audio setting value or video setting values;
Selecting at least one setting value among the set audio setting values or the video setting values; And
And transmitting the selected setting value to at least one video display device other than the predetermined video display device among the plurality of video display devices. The method of claim 1,
OSD (On Screen Display) data including a set value selection list including the set audio setting values or video setting values, and selection keys corresponding to each of the audio setting values or video setting values. And outputting through the audio and video data setting method. The method of claim 1,
And selecting the at least one video display device to which the selected setting value is to be transmitted. The method of claim 3, wherein the selecting of the video display device comprises:
Outputting on-screen display (OSD) data including an image display device list including an image display device other than the predetermined image display device among the plurality of image display devices through the user interface; And
And selecting and receiving the at least one video display device through the user interface. The method of claim 3, wherein the selecting of the video display device comprises:
Outputting OSD (On Screen Display) data for selecting the number of the video display device to which the selected setting value is to be transmitted through the user interface; And
And receiving the number through the user interface. The method of claim 1,
And determining whether to transmit the audio and video data set by the predetermined video display device to at least one of the plurality of video display devices. The method of claim 1, wherein the transmitting to the video display device comprises:
And transmitting the selected setting value to other image display apparatuses other than the predetermined image display apparatus among the plurality of image display apparatuses. The method of claim 1,
And adjusting the audio and video data of the at least one video display device according to the selected setting value. An image display system comprising a plurality of image display devices,
Among the plurality of image display apparatuses, a predetermined image display apparatus may be
Set audio and video data including at least one or more audio settings or video settings, select at least one or more of the set audio or video settings, wherein the selected settings are the plurality A first control unit controlling to be transmitted to at least one image display device except for the predetermined image display device among the image display devices; And
And a first interface unit which transmits the selected setting value to at least one image display apparatus except for the predetermined image display apparatus among the plurality of image display apparatuses. 10. The method of claim 9,
To output OSD (On Screen Display) data including a set value selection list including the set audio setting values or video setting values and selection keys corresponding to each of the audio setting values or video setting values. And a user interface unit for outputting user interface data. The apparatus of claim 10, wherein the user interface unit is
Outputting user interface data such that OSD (On Screen Display) data including an image display device list including an image display device other than the predetermined image display device is output among the plurality of image display devices, and the at least one An image display system comprising selecting and receiving an image display device. The apparatus of claim 10, wherein the user interface unit is
And outputting user interface data for outputting OSD (On Screen Display) data for selecting the number of the image display apparatuses to which the selected setting value is to be transmitted, and receiving the number. The method of claim 9, wherein the first control unit
And selecting the at least one video display device to which the selected setting value is to be transmitted. The method of claim 9, wherein the first control unit
And determining whether to transmit the audio and video data set by the predetermined video display device to at least one of the plurality of video display devices. The method of claim 9, wherein the first control unit
And controlling the selected setting value to be transmitted to other image display apparatuses other than the predetermined image display apparatus among the plurality of image display apparatuses. 10. The method of claim 9,
Each of the image display apparatuses except for a predetermined image display apparatus among the plurality of image display apparatuses may be
A second interface unit receiving the selected setting value from the first interface unit; And
And a second controller configured to adjust the audio and video data according to the selected setting value.

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