KR101485602B1 - System and method for controlling a image display - Google Patents

Abstract

The present invention includes a step of receiving a data search condition from a user, inputting the input search condition into a PC unit, and receiving and displaying data of the data stored in the PC unit according to the search condition . Therefore, the user can easily control the PC, thereby enabling the user to quickly and accurately perform input / output of desired data.

PC, monitor, control

Description

Technical Field [0001] The present invention relates to a video display system and a control method thereof,

The present invention relates to an image display system, and more particularly, to a system having a video display unit and a PC and a control method thereof.

In recent years, the commercialization of large-sized monitors and TVs has led to diversification of applications such as existing advertisements or information providing media. In order to display information data through a large-sized monitor, a computer capable of controlling the monitor must be provided. In the case of a computer provided separately from the monitor, when the user needs to control the monitor, there is a need to temporarily connect the monitor directly to the monitor .

As a result, large-sized monitor products with a built-in PC are currently being widely used to perform advertisement display functions of products.

In this case, the user may change the content displayed on the large monitor or control the built-in PC by connecting an input means such as a mouse or a keyboard or operating the remote control type PC by connecting to the server using a LAN .

That is, in the case of a PC-integrated type monitor which is currently in widespread use, it is configured to simply display an image according to a command transmitted from the PC section to the monitor. In addition, in the configuration for controlling the PC, there is an inconvenience that the user must operate additional control means connected thereto.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems and it is an object of the present invention to enable a user to easily perform PC control without additional means for PC control.

It also has the purpose of allowing the user to control the PC through the monitor from a distance.

As described above, according to the present invention, there is provided a method of controlling a mobile communication terminal, comprising the steps of: receiving a search condition of data from a user; inputting the input search condition into a PC unit; receiving and displaying data stored in the PC unit, The method comprising the steps of:

The present invention also provides an image display apparatus including a video display unit for receiving a PC control mode signal from a user, transmitting a data input / output control signal stored in a PC, and outputting data received from a PC unit, And a PC unit receiving the user input control signal from the display unit and outputting the response signal corresponding to the control signal or the corresponding data to the image display unit.

As described above, the present invention enables a user to easily control a PC, thereby enabling a user to quickly and accurately perform input and output of desired data.

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

An image display system 300 according to the present invention includes an image display unit 100 and a PC unit 200. [ The image display unit 100 includes an input / output unit 120 connected to the receiving unit 110, the processing unit 120, the output unit 130, the control unit 140, the storage unit 150, the user interface unit 160, And an output controller 170.

The receiving unit 100 may include an external signal input unit 111 and a tuner unit 112. The processing unit 120 includes an image / audio signal switching unit 121, an A / D converter 122, Audio signal processor 123 and an image memory 124. The output unit 130 may include a video signal output unit 131, a display module 132, a voice signal output unit 133, And a speaker 134.

The external signal input unit 111 receives an external signal received from an external device such as a digital versatile disk (DVD), a set top box, a camcorder, and the like, and provides the external signal to the video / audio signal switching unit 121.

The tuner unit 112 tunes at least one channel according to a control signal of the central processing unit 142 and decodes or separates video / audio / data signals received through the tuned channel, 121).

The data signal can be decoded into data information by decoding. Control information of a program, which is at least a part of the information, is directly or indirectly transmitted to the control unit 140, and the control unit 140 broadcasts It is possible to search for another channel in which the same content as the content is being played.

The tuner unit 112 includes an analog tuner 112a for receiving an analog signal, a digital tuner 112d for receiving a digital signal, an analog decoder 112b for decoding an analog signal, and a digital decoder 112e for decoding a digital signal .

The video / audio signal switching unit 121 selects at least one channel among the channels provided from the external signal input unit 111 and the tuner unit 112 and separates the video / audio signal of the channel A post-MPEG decoder and a video / audio signal processor 123, and the like. The video / audio signal switching unit 121 may include a demultiplexer capable of separating video / audio / data signals.

When the signal selected by the video / audio time shift switching unit 121 is an analog signal, the video signal and the audio signal of the analog signal are separated from each other, and the analog video signal is converted into a digital video signal by the A / D converter 122 MPEG decoder and video / audio signal processing unit 123, and the analog audio signal can be provided to the audio signal output unit 133. [ When the signal selected by the video / audio signal switching unit 121 is a digital signal, both the video signal and the audio signal of the digital signal can be provided to the MPEG decoder and the video / audio signal processing unit 123.

The MPEG decoder and the video / audio signal processor 23 reconstruct the video / audio stream among the output signals of the video / audio signal switching unit 121 into video / audio data and processes the processed video / audio stream, And the processed voice signal is provided to the voice signal output unit 133. [0033] The MPEG decoder and video / audio signal processor 123 may mix the OSD data provided by the controller 140 and the restored and processed video signals.

The image memory unit 124 provides a memory area required for decoding and signal processing of the MPEG decoder and the video / audio signal processor 123. In particular, it can be used in the search phase of searching for another channel that broadcasts the same content. It is used to compare the content identity of two or more channels when the symbol use phase and image comparison phase are performed.

The video signal output unit 131 processes the video signal output from the MPEG decoder and the video / audio signal processing unit 123 in a form that can be output through the display module 132, and outputs the video signal output from the audio signal output unit 133 ) Processes the audio signal output from the MPEG decoder and the video / audio signal processing unit 123 in a form that can be outputted through the speaker 134.

The user interface unit 160 may be, for example, a local key button attached to a remote controller or a video apparatus. The user interface unit 160 receives various commands and information from a user, converts the command into a control signal, and transmits the control signal to the controller 140. The command input through the interface unit 160 can be performed to input a signal for performing the PC control mode and to input the control signal according to the PC control mode as an instruction deeply related to the present invention.

That is, in the present invention, when the PC control mode is performed in an area where communication can be performed through a remote controller or the like, data stored in the PC unit 200 can be read and selected, or images or various data received from the outside can be stored And receives a signal for performing the control of the PC unit 200.

The control unit 140 controls the tuner unit 112, the video / audio signal switching unit 121, the MPEG decoder, and the video / audio signal processing unit 123. The control unit 140 according to the embodiment of the present invention controls the PC unit 200 to transmit a signal for performing the PC control mode through the user interface unit 160 to the PC unit 200 through the input / do.

The control unit 140 controls the PC 200 to transmit the corresponding signal according to the input signal of the user interface unit 170 when performing the PC control mode and receives data corresponding to the transmitted control signal, 134 or the display module 132. [

Or when the PC control mode is not being executed, the data stored in the storage unit 150 of the image display unit 100 may be read and output by a user request, the broadcast signal may be received from the outside, or may be connected to the external signal input unit 111 And controls to perform a function of a typical image display system that receives data or image signals from an external device and outputs the received data or image signals.

The storage unit 150 may be divided into a control storage unit and a data storage unit. The control storage unit stores data generated and managed by the control unit 140 or various control programs and control data for driving the image display unit 100. [ The data storage unit stores data received from a user or images or data received from the outside. In the embodiment of the present invention, the storage unit 150 may store information of the PC unit 200 connected through the input / output controller.

The PC unit 200 may include a control unit 210, a storage unit 220, and an input / output controller 230. The PC unit 200 may be incorporated into the image display system 300 together with the image display unit 100. The configuration of the PC unit 200 is similar to that of a general PC. In particular, the PC unit 200 according to the embodiment of the present invention may include an input / output controller connected to the image display unit 100 to perform communication.

Accordingly, the PC unit 200 controls the input / output controller 230 to receive the user's control signal received from the user interface unit 160 of the image display unit 100 to perform the PC control mode, And a controller 210 for receiving a signal for performing a corresponding function.

The control unit 210 of the PC unit 200 reads the pre-stored data according to a control signal received through the input / output controller and outputs the pre-stored data to the image display unit 100 or the desired data to the input / output controller 230 And controls the storage unit 220 to store the received data.

The operation of the image display system according to the present invention will now be described.

The control unit 140 of the video display unit 100 reproduces a broadcasting signal received through the receiving unit 110 or an image stored in the PC unit 200. [ At this time, if a signal for performing the PC control mode is inputted through the user interface unit 160, the signal is transmitted to the PC unit 200 through the input / output controller 170, and the image display unit 100 and the PC unit 200 perform a PC control mode in which they can communicate with each other. The control unit 210 transmits and receives control signals input from the user through the user interface unit 160 through the input / output controllers 170 and 230 to read and output data stored in the storage unit 220 of the PC unit 200 ).

Hereinafter, the operation of the image display system according to the PC control mode according to the embodiment of the present invention will be described in detail with reference to FIG.

2, the operation of the remote controller, the monitor 100, and the PC 200 input through the user interface 170 is described, but the monitor 100 and the PC 200 are operated according to the embodiment of the present invention The monitor 100 is a video display unit 100 of FIG. 1 and the PC 200 is a PC unit 200. Therefore, the same reference numerals are used.

 The control unit 140 of the monitor 100 performs a general display mode for reproducing an image received from the PC 200 or an image received from the outside in operation 500. In the display mode, And transmits a control signal for channel change and playback of the mobile terminal 100. [

The monitor 100 receives a request signal for performing the PC control mode from the remote controller 400 signal received in the user interface 170 during the display mode. And transmits the signal to the PC 200 according to the PC control mode operation request signal. The PC 200 controls the PC 200 according to the PC control mode operation request signal through the remote controller 400 (Step 515)

The PC 200 transmits a signal indicating completion of the PC control mode wait to the monitor 100 in step 520. The monitor outputs a notification message or audio to inform the user that the PC control mode is completed. step)

Then, the user inputs the retrieval condition of the data or program stored in the PC 200 through the remote controller in numeric or character form and transmits it to the monitor 100 (step 530). The retrieval of the data input to the remote controller 400 The condition can be input to the monitor 100 when the input of the search condition is completed or when a predetermined time elapses.

Accordingly, the monitor 100 transmits the program search condition received from the remote controller 400 to the PC 200 (step 535) to search for a program corresponding to the search condition (step 540)

Thereafter, the PC 200 transmits the searched search result to the monitor 200 (step 545) and displays the transmitted search result (for example, a program list, a data list, etc.) on the monitor 100. [ step)

The user confirms the data displayed on the monitor 100 and inputs an input signal for selecting data desired by the user through the remote controller 400 and transmits the input signal to the monitor 100. [ step)

The monitor 100 transmits the data selection signal received from the remote controller 400 to the PC 200 in step 560 and the PC 200 transmits the program or data to the monitor 100 in step 565 And the monitor 100 outputs the program. (Step 570)

As described above, in the embodiment of the present invention, when a signal for performing the PC control mode is inputted to the video display system in which the monitor and the PC are integrated through the remote controller, the video display system displays the inside PC to an external device Etc.), the operation of the PC can be controlled according to a control signal input to the image display unit.

1 is a block diagram of a video display device to which the present invention is applied.

 2 is a block diagram illustrating the operation of the video display system according to the PC control mode according to the embodiment of the present invention.

Claims (11)

Receiving a request signal for allowing a video display unit for controlling a PC unit to perform a PC control mode from a remote controller at a remote location; Inputting the input request signal from the image display unit to the PC unit; Setting the image display unit in a PC control mode in which the image display unit connected to the PC unit and the PC unit via a communication port can communicate with each other according to the input request signal; Setting the PC unit in a standby state that can be controlled through the remote controller according to the input request signal; And Selecting and reading out data stored in the PC unit corresponding to a control command and a selection command received from the remote controller and displaying the data. delete delete The method according to claim 1, further comprising displaying a state of a PC control mode on an OSD (On-Screen Display) when the PC control mode is executed and released. The method according to claim 1, wherein, in performing the PC control mode, a reception completion signal corresponding to data input from a user is displayed. A user interface unit for receiving a request signal and a control signal for allowing a video display unit for controlling a PC unit to perform a PC control mode from a remote controller at a remote location; An input and output control unit for transmitting a request signal and a control signal input through the interface unit to the PC unit and reading and selecting data corresponding to the input request signal or control signal from the PC unit; A display unit for displaying data read from the PC unit and displaying an operation state according to the execution of the PC control mode; A control unit for transmitting the request signal and the control signal received from the remote controller through the input / output control unit to the PC unit and controlling the display unit to display data read through the PC unit; A video display unit including the user interface unit, the input / output control unit, and the control unit; And a PC unit connected to the image display unit through a communication port for receiving the control signal and the request signal from the image display unit and outputting a response signal corresponding to the control signal or the corresponding data to the image display unit, . delete 7. The apparatus of claim 6, wherein the PC unit An input / output controller for data transmission / reception with the image display unit; A storage unit for storing data received through the input / output controller; And a control unit for controlling the communication unit to perform communication with the image display unit according to a PC control mode and controlling reading of pre-stored data or input of data according to a control signal of a user received through the image display unit, . 7. The image display device according to claim 6, And a receiving unit capable of receiving a broadcast signal from outside. The image display system of claim 6, wherein the image display unit and the PC unit are integrated. The image display system of claim 6, wherein the image display unit and the PC unit are connected by RS-232 or DDC / CI communication.

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