KR20110072986A - Operating a image display apparatus - Google Patents

Abstract

PURPOSE: An image display device and a control method thereof are provided to confirm an image based on an input image signal with items or thumbnails corresponding to the image. CONSTITUTION: A controller displays a channel browser screen(S110). The controller discriminates the input of a favorite channel registration command(S120). In case the favorite channel registration command is inputted, the controller discriminates the input of an item or a thumbnail select instruction(S140). In case the select instruction is inputted, the controller registers a channel corresponding to a selected item or thumbnail as a favorite channel(S170).

Description

Image display device and its control method {Operating a Image Display Apparatus}

The present invention relates to an image display apparatus and a control method thereof. More particularly, the present invention relates to an image display apparatus capable of displaying an image based on an image signal input to an image display apparatus using a thumbnail, and registering a channel corresponding to a predetermined thumbnail as a preferred channel, and a control method thereof.

The image display device is a device having a function of displaying an image that a user can watch. In addition, the image display apparatus may display a broadcast selected by the user among the broadcast signals transmitted from the broadcasting station on the display. Currently, the trend is shifting from analog broadcasting to digital broadcasting worldwide.

Such digital broadcasts transmit digital video and audio signals, and are more resistant to external noise than analog broadcasts, and thus have low data loss, are advantageous for error correction, provide high resolution, and provide a clear picture. In addition, with the implementation of digital broadcasting, interactive services have become possible.

In addition to the trend of switching to digital broadcasting, broadcasting broadcasts are increasing in response to various needs of users. In order to recognize each increased broadcast in the current video display device, each broadcast must be selected through channel switching, which causes a lot of time-consuming inconvenience.

Accordingly, an object of the present invention is to provide an image display apparatus capable of displaying a channel browser including an item or thumbnail corresponding to an image generated based on an image signal input to the image display apparatus, and a control method thereof.

Another object of the present invention is to provide an image display apparatus and a control method thereof, which enable at least one item or thumbnail included in a channel browser to be selected and registered as a favorite channel.

A control method of an image display apparatus according to an exemplary embodiment of the present invention includes displaying a channel browser screen including an item or a thumbnail corresponding to an image generated based on an input image signal; Determining whether to input a preferred channel registration command; Determining whether an item or a thumbnail selection command is input when it is determined that a preference channel registration command is input; And if it is determined that the selection command is input, registering a channel corresponding to the selected item or thumbnail according to the input selection command as the preferred channel.

In addition, the image display device according to an embodiment of the present invention for achieving the above object, a display unit; A video / audio processor for processing an input video signal such that a channel browser screen including an item or a thumbnail is displayed on the display unit; And a controller for registering a channel corresponding to the selected item or thumbnail according to the selection command as the preferred channel when it is determined that the signal transmitted from the remote controller includes a preference channel registration command and an item or thumbnail selection command displayed on the display unit. Characterized in that it comprises a.

According to the present invention, a user can check an image based on an image signal input to the image display apparatus using an item or thumbnail corresponding to the image. In addition, the user may select at least one of an item or a thumbnail to register as a favorite channel. The user may select at least one item or thumbnail corresponding to a channel to be registered as a favorite channel by using the remote control apparatus. The video display device may display an item or thumbnail corresponding to a channel that can be registered as a favorite channel to be distinguished from an item or thumbnail that corresponds to a channel that is already registered in the favorite channel or cannot be registered as a favorite channel.

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

The suffixes "module" and "unit" for components used in the following description are merely given in consideration of ease of preparation of the present specification, and do not impart any particular meaning or role by themselves. Therefore, the "module" and "unit" may be used interchangeably.

<Description of Fig. 1>

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

Referring to FIG. 1, the image display apparatus 100 according to an exemplary embodiment of the present invention may include a broadcast signal receiver 110, a network interface unit 120, an external device input / output unit 130, and a remote control device interface unit 140. ), The controller 150, the image / audio processor 170, the display 180, and the sound output unit 185 may be included.

The broadcast signal receiver 110 may receive an RF broadcast signal corresponding to a channel selected by a user or all pre-stored channels among RF (Radio Frequency) broadcast signals received through an antenna. The broadcast signal receiver 110 may convert the received RF broadcast signal into an intermediate frequency signal or a baseband video or audio signal and output the converted RF signal to the video / audio processor 170.

In addition, the broadcast signal receiver 110 may receive an RF broadcast signal of a single carrier according to an Advanced Television System Committee (ATSC) scheme or an RF broadcast signal of multiple carriers according to a digital video broadcasting (DVB) scheme. The broadcast signal receiving unit 110 may sequentially select the RF broadcast signals of all broadcast channels stored through the channel memory function among the received RF broadcast signals and convert them into intermediate frequency signals or baseband video or audio signals. This is for illustrating a thumbnail list including a plurality of thumbnail images corresponding to a broadcast channel on the display unit 180. Accordingly, the broadcast signal receiver 110 may receive RF broadcast signals of a selected channel or all prestored channels sequentially / periodically.

The network interface unit 120 provides an interface for connecting the image display apparatus 100 to a wired / wireless network including an internet network.

The network interface unit 120 may include a wireless communication unit capable of wirelessly connecting the image display apparatus 100 to the Internet. For wireless Internet access, wireless LAN (Wi-Fi), wireless broadband (Wibro), world interoperability for microwave access (Wimax), high speed downlink packet access (HSDPA) communication standards, and the like may be used.

The network interface unit 120 may receive content or data provided by a content provider or a network operator through a network. That is, content such as broadcasts, games, VODs, broadcast signals, and the like, which are provided from a content provider, may be received through a network. In addition, the update information and the update file of the firmware provided by the network operator can be received.

The external device input / output unit 130 may connect the external device to the image display device 100. To this end, the external device input / output unit 130 may include an A / V input / output unit or a wireless communication unit.

The external device input / output unit 130 is connected to an external device such as a digital versatile disk (DVD), a Blu-ray, a game device, a camera, a camcorder, a computer (laptop), or the like by wire / wireless. The external device input / output unit 130 transmits an image, audio or data signal input from the outside to the video / audio processing unit 170 of the video display device 100 through a connected external device. In addition, the video, audio or data signal processed by the video / audio processor 170 may be output to the connected external device.

The A / V input / output unit includes an Ethernet terminal, a USB terminal, a Composite Video Banking Sync (CVBS) terminal, a component terminal, and an S-video to input video and audio signals of an external device to the video display device 100. Terminals (analog), DVI (Digital Visual Interface) terminal, HDMI (High Definition Multimedia Interface) terminal, RGB terminal, D-SUB terminal and the like.

In addition, the wireless communication unit may perform wireless communication with other electronic devices. The image display device 100 may be connected to other electronic devices and networks according to communication standards such as Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, etc. Can be connected.

In addition, the external device input / output unit 130 may be connected through at least one of the various set top boxes and the various terminals described above to perform input / output operations with the set top box.

For example, when the set-top box is an IP (internet protocol) TV set-top box, the external device input / output unit 130 outputs a video / audio or data signal processed by the set-top box for the IP TV to enable bidirectional communication. The voice processing unit 170 may transmit the voice. In addition, the signals processed by the video / audio processor 170 may be transmitted to the set-top box for the IP TV.

Meanwhile, the above-described IPTV may mean ADSL-TV, VDSL-TV, FTTH-TV, etc. according to the type of transmission network, and include TV over DSL, Video over DSL, TV overIP (TVIP), and Broadband TV ( BTV) and the like. In addition, IPTV may also mean an Internet TV capable of accessing the Internet, or a full browsing TV.

In addition, the external device input / output unit 130 may be connected to a communication network capable of video or voice calls. The communication network may mean a broadcast type communication network, a public telephone network, a mobile communication network, or the like connected through a LAN.

The remote control device interface unit 140 may include a wireless communication unit capable of transmitting and receiving a signal wirelessly with the remote control device and a coordinate calculation unit configured to calculate coordinates of a pointer corresponding to the movement of the remote control device. The remote controller interface unit 140 may transmit and receive a signal wirelessly with the remote controller through the RF module. In addition, the IR module can receive a signal transmitted by the remote control device according to the IR communication standard.

The coordinate calculation unit of the remote control unit interface unit 140 may correct hand shake or error from a signal corresponding to the movement of the remote control unit received through the wireless communication unit of the remote control unit interface unit 140. The coordinate calculation unit may calculate the coordinates of the pointer to be displayed on the display of the image display apparatus 100 after correcting the shaking or error.

The remote controller transmission signal input to the image display apparatus 100 through the remote controller interface unit 140 is output to the controller 150 of the image display apparatus 100. The controller 150 may determine the information on the movement or key operation of the remote controller from the signal transmitted from the remote controller, and control the image display apparatus 100 correspondingly.

As another example, the remote controller may calculate the pointer coordinates corresponding to the movement and output the pointer coordinates to the remote controller interface unit 140. In this case, the remote controller interface 140 may transmit the information about the received pointer coordinates to the controller without any additional shaking or error correction process.

The controller 150 controls overall operations of the image display apparatus 100. The controller 150 may receive a signal transmitted by the remote controller through the remote controller interface 140. In addition, a command may be input through a local key provided in the image display apparatus 100. The controller 150 determines a command included in the received signal or a command corresponding to a local key manipulation and controls the image display apparatus 100 to correspond thereto.

For example, when a user inputs a predetermined channel selection command, the controller 150 controls the broadcast signal receiver 110 to input a broadcast signal provided through the selected channel through the broadcast signal receiver 110. In addition, the video / audio processor 170 is controlled to process the video signal and the audio signal of the selected channel. In addition, the video / audio processing unit 170 is controlled so that the channel information selected by the user can be output through the display unit 180 or the audio output unit 185 together with the image signal and the audio signal.

As another example, the user may input another type of video or audio output command through the remote control device. That is, the user may want to watch a camera or camcorder video signal input through the external device input / output unit 130 instead of the broadcast signal. In this case, the controller 150 controls the video / audio processor 170 to output the video signal or the audio signal input through the USB input unit or the like of the external device input / output unit 130 through the display unit 180 or the audio output unit 185. ) Can be controlled.

The image display apparatus 100 according to the present invention may further include a user interface controller. The user interface controller generates a graphic user interface related to the image display apparatus 100. The graphic user interface generated through the user interface controller is output to the display unit 180 or the sound output unit 185 through the image / audio processor 170. The graphical user interface generated by the user interface controller may be configured to include a command included in a signal received through the remote control apparatus, a command input through a local key included in the image display apparatus 100, or an operation of the image display apparatus 100. Can be changed on the basis of

For example, when a signal is received through the remote controller, the user interface controller may generate a pointer image signal corresponding to the movement of the remote controller and output the pointer image signal to the video / audio processor 170. The controller 150 may output the information about the pointer coordinates calculated from the signal received through the remote controller to the user interface controller. The user interface controller may generate a pointer image signal based on the information about the pointer coordinates output from the controller 150. The image / audio processor 170 processes the image signal output to the display unit 180 such that a pointer corresponding to the pointer image signal generated by the user interface controller is displayed on the display unit 180. The pointer displayed on the display unit 180 corresponds to the movement of the remote controller.

As another example, the user interface controller generates a video signal of a user interface including a command included in a signal received through a remote controller, a command input through a local key, or an object corresponding to the operation of the image display apparatus 100. To be output to the video / audio processor 170.

The object may include various types of widgets displayed on the display unit 180 to input a command to the image display apparatus 100 or to display information related to the image display apparatus 100. The widget may be displayed by an OSD (On Screen Display).

The object includes an image or text indicating information on an image displayed by the image display apparatus 100 or the image display apparatus 100, such as an audio output (volume) level, channel information, and current time of the image display apparatus 100. do. The object may be displayed on the image display apparatus 100 or may be embodied in another form (ex) according to the type of information to be displayed. The object of this embodiment does not limit the scope of the present invention.

Widget refers to an element that allows a user to directly change specific data in a graphical user interface (GUI). For example, the widget may be one of a volume control button, a channel control button, a menu, an icon, a navigation tab, a scroll bar, a progress bar, a text box, and a window displayed on the display unit 180 of the image display apparatus 100. . The shape of the widget implemented in the image display apparatus 100 may be changed according to a specific specification of a GUI that may or may be implemented in the image display apparatus 100 and the widget of this embodiment does not limit the scope of the present invention. No.

The video / audio processor 170 may include a video signal or an audio signal included in a signal received through the broadcast signal receiver 110, the network interface unit 120, and an external device input / output unit 130. Processing is made to suit the sound output unit 185. The video / audio processor 170 may process the video signal or the audio signal based on information included in the data signal received together with the video signal or the audio signal.

The video / audio processor 170 may process an image signal or an audio signal input through the user interface controller to be output from the display unit 180 or the audio output unit 185. The user may determine the operation state of the image display apparatus 100 using the graphic user interface displayed on the display unit 180 based on the image signal or the audio signal generated by the user interface controller. In addition, the user may input a command related to the image display apparatus 100 by using the graphic user interface displayed on the display unit 180.

The video / audio processor 170 may select a video signal or an audio signal to be processed in response to a user command input through the controller 150. The video signal or audio signal processed by the video / audio processor 170 is a video or audio signal output through the display unit 180 or the audio output unit 185. The command input through the controller 150 may include a broadcast channel selection command and a content selection command to be played among contents input to the image display apparatus 100.

 The image / audio processor 170 of the present exemplary embodiment may process the image signal so that a 2D or 3D image signal input from the outside may be displayed on the display unit 180. In addition, the image / audio processor 170 may process the image signal such that the user interface generated through the user interface controller is displayed in three dimensions on the display 180. A detailed description of the video / audio processor 170 will be described later with reference to FIG. 2.

The display unit 180 displays the video signal, the data signal, the OSD signal processed by the video / audio processor 170, or the video signal, data signal, etc. received through the external device input / output unit 130, respectively. Convert to a signal to generate a drive signal. The display unit 180 may be a PDP, an LCD, an OLED, a flexible display, or the like. In the present embodiment, the display unit 180 may be a 3D display.

The 3D display may be divided into an additional display method and a single display method according to a method of recognizing a 3D image by a user.

The independent display method is a method in which a 3D image may be implemented on a display alone without a separate auxiliary device. A user viewing a display using a single display method can view a 3D image without an additional device (ex) glasses. The independent display may include a lenticular method and a parallax barrier.

The additional display method is a method of implementing a 3D image using an auxiliary device. Additional display methods may include a head mounted display (HMD) method, glasses method, and the like. In addition, polarizing glasses, shutter glasses, spectral filters, and the like may be applied to the glasses used in the spectacles.

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

The audio output unit 185 receives a signal processed by the video / audio processor 170, for example, a stereo signal, a 3.1 channel signal, or a 5.1 channel signal, and outputs the audio. The sound output unit 185 may be implemented with various types of speakers.

<Description of Fig. 2>

2 is an internal block diagram of an image / audio processor 170 of an image display apparatus according to an exemplary embodiment.

The video / audio processor 170 may include a demodulator 171, a demultiplexer 172, a decoder 173, and a formatter 175.

The demodulator 171 may demodulate the broadcast signal received by the broadcast signal receiver 110. For example, the demodulator 171 may perform a demodulation operation by receiving the digital IF signal DIF converted by the broadcast signal receiver 110. In addition, the demodulator 171 may perform channel decoding. To this end, the demodulator 171 may include a convolution decoder, a deinterleaver, a reed-soloman decoder, and the like to perform convolutional decoding, deinterleaving, and reed soloman decoding.

The demodulator 171 may output a stream signal TS after performing demodulation and channel decoding. The stream signal may be a signal multiplexed with a video signal, audio signal or data signal. For example, the stream signal may be an MPEG-2 Transport Stream (TS) multiplexed with an MPEG-2 standard video signal, a Dolby AC-3 standard audio signal, and the like. In more detail, the MPEG-2 TS may include a header of 4 bytes and a payload of 184 bytes.

The demodulator 171 may be provided separately according to the ATSC method and the DVB method.

The stream signal output from the demodulator 171 may be input to the demultiplexer 172.

The demultiplexer 172 may demultiplex the received stream signal, for example, the MPEG-2 TS, and divide the received stream signal into a video signal, an audio signal, and a data signal. The stream signal input to the demultiplexer 172 may be a stream signal output from the demodulator 171, the network interface 120, and the external device input / output unit 130.

The demultiplexed data signal may be an encoded data signal. The encoded data signal may include EPG (Electronic Progtam Guide) information including broadcast information such as a start time and an end time of a broadcast program broadcasted in each channel. For example, the EPG information may be TSC-PSIP (ATSC-Program and System Information Protocol) information in the ATSC scheme, and may include DVB-Service Information (DVB-SI) in the DVB scheme. .

The decoder 173 may decode the demultiplexed signal. The decoder 173 of the present exemplary embodiment includes a video decoder 173a for decoding the demultiplexed video signal and a scaler 173b for adjusting the resolution of the decoded video signal so that the resolution of the decoded video signal can be output from the video display device 100. Can be.

The image display apparatus 100 having a user interface controller separately may further include a mixer capable of mixing the image signal output from the decoder 173 with the user interface image signal output from the user interface controller. The mixer mixes the video signal input from the outside to the video display device 100 and the video signal generated by the user interface controller. The display unit 180 displays an image based on the mixed image signal. The video signal mixed by the mixer may be output to the formatter 175.

The formatter 175 may determine the format of an input video signal by referring to a data signal related to the video signal. The formatter 175 may convert the input image signal into a format suitable for the display unit 180 and output the converted image signal to the display unit 180.

The image display apparatus 100 of the present exemplary embodiment may display a 3D image on the display unit 180. In this case, the formatter 175 may generate a 3D image signal according to a predetermined format by separating the input image signal into a plurality of viewpoint images. The formatter 175 outputs the generated 3D image signal to the display unit 180. The display unit 180 displays a 3D image based on the generated 3D image signal.

The 3D image is composed of a multi-view image. The user may watch the multi-view image through the left eye and the right eye. The user may feel a three-dimensional effect of the 3D image through the difference in the image viewed through the left eye and the right eye. A multi-view image for realizing a 3D image generally includes a left eye image that a user can recognize through the left eye and a right eye image that can be recognized through the right eye. The 3D video signal format may be determined according to a method of arranging a left eye image and a right eye image generated to implement a 3D image.

The image signal included in the signal input to the image display apparatus 100 from the outside may be a 3D image signal capable of realizing a 3D image. In addition, in the image display apparatus having a user interface controller, the graphic user interface image signal generated by the user interface controller may be a 3D image signal capable of realizing a 3D image. The mixer may mix the 3D image signal included in the signal input to the image display apparatus 100 from the outside and the 3D image signal generated by the user interface controller to output the output to the formatter 175.

The formatter 175 may determine the format of the mixed 3D video signal by referring to a related data signal. The formatter 175 may process and output the 3D image signal to the display unit 180 so as to conform to the determined format. In addition, when the 3D video signal format that can be output from the display unit 180 is limited, the formatter 175 may adapt the received 3D video signal to the 3D video signal format that can be output from the display unit 180. The conversion may be output to the display unit 180.

The channel browsing processor 179 may receive an image signal among demultiplexed signals or a signal input through the external device input / output unit 130 through the demultiplexing 172. The channel browsing processor 179 may output a video signal constituting an item or thumbnail corresponding to the video generated based on the input video signal to the formatter 175. The formatter 175 may convert an item or thumbnail image signal output from the channel browsing processor 179 into a format suitable for the display 180 and output the converted image to the display 180. Accordingly, the display unit 180 may display a channel browser screen including an item or a thumbnail corresponding to an image generated based on the image signal input to the image display apparatus 100.

In the present exemplary embodiment, an image corresponding to an item or a thumbnail included in a channel browser screen displayed on the display unit 180 is transmitted through the broadcast signal receiving unit 110, the network interface unit 120, or the external device input / output unit 130. It may be an input image. The user may register an item or thumbnail corresponding to an image having a high preference among the items or thumbnails included in the channel browser screen as the preferred channel. Accordingly, an image corresponding to an item or a thumbnail registered as a preference channel is a video signal included in a broadcast signal received through the broadcast signal receiver 110, a video signal included in a signal input through the network interface 120, or The image may be an image generated based on at least one image signal included in a signal input through the external device input / output unit 130.

<Description of Fig. 3>

The image display device may be controlled by a signal transmitted from a remote control device. The user may input commands such as power on / off, channel up / down, volume up / down, etc. to the image display device using the remote control device. The remote controller transmits a signal including a command corresponding to a user's manipulation to the image display apparatus. The image display apparatus performs an operation according to a command included in the received signal.

The remote control device may transmit a signal to the video display device according to the IR communication standard. In addition, the remote control apparatus may transmit a signal to the image display apparatus or receive a signal transmitted by the image display apparatus according to another type of wireless communication standard. There may be a remote control device that can detect the user's movement of the remote control device and transmit a signal containing a command corresponding to the movement to the image display device. In this embodiment, such a remote control device is called a spatial remote control.

3A and 3B are perspective views of an image display apparatus 100 and a spatial remote control 201 capable of inputting a command to the image display apparatus according to an embodiment of the present invention.

In the present embodiment, the spatial remote controller 201 may transmit and receive a signal with the image display apparatus 100 according to RF communication standard. As shown in FIG. 3A, a pointer 202 corresponding to the spatial remote control 201 may be displayed on the image display apparatus 100.

The user may move or rotate the space remote control 201 up, down, left, and right. The pointer 202 displayed on the image display apparatus 100 corresponds to the movement of the spatial remote control 201. 3B illustrates a bar in which the pointer 202 displayed on the image display apparatus 100 moves in response to the movement of the spatial remote control 201.

In FIG. 3B, when the user moves the spatial remote control 201 to the left side, the pointer 202 displayed on the image display apparatus 100 also moves to the left side correspondingly. In this embodiment, the spatial remote control 201 may be provided with a sensor that can determine the movement. Information about the movement of the spatial remote controller 201 detected by the sensor of the spatial remote controller 201 is transmitted to the image display apparatus 100. The image display apparatus 100 may calculate the coordinates of the pointer 202 from information about the movement of the spatial remote control 201. The image display apparatus 100 may display the pointer 202 to correspond to the calculated coordinates.

As shown in FIGS. 3A and 3B, the pointer 202 displayed on the image display apparatus 100 may move in response to the up, down, left, or right rotation of the spatial remote control 201. The moving speed or the moving direction of the pointer 202 may correspond to the moving speed or the moving direction of the spatial remote control 201.

As another example, a predetermined command may be input to the image display apparatus 100 in response to the movement of the spatial remote control 201. For example, when moving back and forth of the spatial remote control 201, the size of the image displayed on the image display apparatus 100 may be enlarged or reduced. Therefore, this embodiment does not limit the scope of the present invention.

<Description of Fig. 4>

4 is an internal block diagram of the spatial remote control 201 according to an embodiment of the present invention.

As shown, the spatial remote control 201 is a wireless communication unit 220, the user input unit 230, sensor unit 240, output unit 250, power supply unit 260, storage unit 270, control unit 280 It can be composed of).

The wireless communication unit 220 transmits and receives a signal with the image display device 100. In the present embodiment, the spatial remote control 201 may include an RF module 221 capable of transmitting and receiving a signal with the image display device 100 according to the RF communication standard. In addition, the spatial remote controller 201 may include an IR module 223 capable of transmitting and receiving a signal with the image display device 100 according to an IR communication standard.

In the present embodiment, the spatial remote controller 201 transmits a signal containing information about the movement of the spatial remote controller 201 to the image display apparatus 100 through the RF module 221. In addition, the spatial remote controller 201 may receive a signal transmitted from the image display apparatus 100 through the RF module 221. In addition, the spatial remote controller 201 may transmit a command regarding power on / off, channel change, volume change, etc. to the image display device 100 through the IR module 223 as necessary.

The user input unit 230 may be configured as a keypad or a button. The user may input a command related to the image display apparatus 100 to the spatial remote controller 201 by manipulating the user input unit 230. When the user input unit 230 includes a hard key button, the user may input a command related to the image display apparatus 100 to the spatial remote control 201 through a push operation of the hard key button. When the user input unit 230 includes a touch screen, the user may input a command related to the image display apparatus 100 to the spatial remote control 201 by touching a soft key of the touch screen. In addition, the user input unit 230 may include various kinds of input means that a user can operate, such as a scroll key or a jog key, and the present embodiment does not limit the scope of the present invention.

The sensor unit 240 may include a gyro sensor 241 or an acceleration sensor 243. The gyro sensor 241 may sense information about the movement of the spatial remote control 201. For example, the gyro sensor 241 may sense information about the operation of the spatial remote controller 201 based on the x, y, and z axes. The acceleration sensor 243 may sense information about a moving speed of the spatial remote control 201.

The output unit 250 may output a video or audio signal corresponding to a manipulation of the user input unit 230 or a signal transmitted from the image display apparatus 100. The user may recognize whether the user input unit 230 is manipulated or whether the image display apparatus 100 is controlled through the output unit 250.

For example, the output unit 250 may include a LED module 251 that is turned on when the user input unit 230 is manipulated or a signal is transmitted and received with the image display device 100 through the wireless communication unit 220, and a vibration module generating vibration. 253, a sound output module 255 for outputting sound, or a display module 257 for outputting an image.

The power supply unit 260 supplies power to the space remote control 201. The power supply unit 260 may reduce power waste by stopping power supply when the space remote control 201 does not move for a predetermined time. The power supply unit 260 may resume power supply when a predetermined key provided in the space remote control 201 is operated.

The storage unit 270 may store various types of programs, application data, and the like required for controlling or operating the spatial remote controller 201. If the spatial remote control 201 wirelessly transmits and receives a signal through the image display apparatus 100 and the RF module 221, the spatial remote control 201 and the image display apparatus 100 transmit and receive signals through a predetermined frequency band. . The control unit 280 of the spatial remote control unit 201 stores and refers to information on a frequency band for transmitting and receiving a signal wirelessly with the image display apparatus 100 paired with the spatial remote control unit 201 in the storage unit 270. Can be.

The controller 280 controls various items related to the control of the spatial remote controller 201. The controller 280 transmits a signal corresponding to a predetermined key manipulation of the user input unit 230 or a signal corresponding to the movement of the spatial remote controller 201 sensed by the sensor unit 240 through the wireless communication unit 220. 100).

<Description of Fig. 5>

5 is a flowchart illustrating a flow of a method for controlling an image display apparatus according to an embodiment of the present invention.

As shown, the channel browser screen may be displayed on the display unit 180 of the image display apparatus 100 according to an embodiment of the present invention (S10). The channel browser screen may include a thumbnail corresponding to an image generated based on an image signal input to the image display apparatus 100. The items included in the channel browser screen are the number of the broadcast channel through which the corresponding video is received, the Internet path, information of an external device that outputs the video signal to the video display device 100, or the video signal input to the video display device 100. It may be the title information of the content consisting of. The thumbnail included in the channel browser screen may be a partial image of an image generated based on an image signal input to the image display apparatus 100.

The user may input a command to the image display apparatus 100 to register a predetermined item or thumbnail on the channel browser screen as a preferred channel (S120). The user may input a preferred channel registration command to the image display apparatus 100 using the remote control apparatus 200. In addition, the user may input a preferred channel registration command to the image display apparatus 100 using a local key provided in the image display apparatus 100.

When the controller 150 of the image display apparatus 100 determines that a preference channel registration command is input, the control unit 150 may display an item or thumbnail that can be registered as a favorite channel and an item or thumbnail that has already been registered as a favorite channel. The video / audio processor 170 is controlled to be displayed (S130). In the present exemplary embodiment, when a preference channel registration command is input, an item or thumbnail which is already registered as a favorite channel is deleted from the channel browser screen displayed on the display unit 180. Accordingly, the user may select an item or thumbnail to be registered as a favorite channel on a channel browser screen including only an item or a thumbnail not registered as a favorite channel.

The controller 150 of the image display apparatus 100 determines whether the user inputs an item or a thumbnail selection command included in the channel browser screen (S140). For example, the user may select an item or thumbnail included in the channel browser screen using the spatial remote control 201. If a command corresponding to okay is input while the pointer 202 corresponding to the signal transmitted from the spatial remote controller 201 is located in a predetermined item or thumbnail, the controller 150 selects the corresponding item or thumbnail selection command from the image display device ( 100).

The video / audio processor 170 of the image display apparatus 100 may change the display state of the selected item or thumbnail according to the item or thumbnail selection command (S150). The user may know that the corresponding item or thumbnail is selected through the display state of the changed item or thumbnail. For example, the image / audio processor 170 may change the color of an item or thumbnail determined to be selected by the controller 150, or change the thickness of an edge.

The controller 150 determines whether the user inputs a preference channel registration completion command to the image display apparatus 100 (S160). When the command to complete registration of the preferred channel is input to the video display device 100, the controller 150 registers a channel corresponding to the selected item or thumbnail as the preferred channel (S170). In this case, the channel corresponding to the item or thumbnail is a concept including a source of an image signal input through the broadcast signal receiver 110, the network interface unit 120, or the external device input / output unit 130. Accordingly, the user may register an Internet site or an external device that transmits a video signal constituting a predetermined video as a preference channel according to the preference.

6 to 12

6 is a diagram illustrating a screen 301 displayed on the display unit 180 of the image display apparatus 100 according to an embodiment of the present invention.

In the present embodiment, the screen 301 displayed on the display 180 is a channel browser screen. The user may check an image generated based on an image signal currently input to the image display apparatus 100 through the thumbnail 302 included in the channel browser screen.

The thumbnail 302 may be configured as a part of an image generated based on an image signal input through the broadcast signal receiving unit 110, the network interface unit 120, or the external device input / output unit 130. In addition, the thumbnail 302 may include text indicating information about a corresponding image. The information about the image may be information about a broadcasting channel, a network site, an external device, etc., which provides a video signal constituting the video, or information about a title of content included in the video.

The display unit 180 of the image display apparatus 100 displays a pointer 202 corresponding to the signal transmitted from the spatial remote controller 201. The display position of the pointer 202 may be moved in response to the movement of the spatial remote control 201. The user may move the pointer 202 to be located at an icon corresponding to a predetermined command and then operate a button of the spatial remote control 201 corresponding to the okay command. In the present embodiment, the user moves so that the pointer 202 is located at the icon 303 corresponding to the favorite channel registration command.

6, when the user moves the pointer 202 and then manipulates a button of the spatial remote control 201 corresponding to the okay command, the controller 150 of the image display apparatus 100 receives a preference channel registration command. It is determined as input to the image display device 100.

FIG. 7 is a diagram illustrating a screen 311 displayed on the display unit 180 of the image display apparatus 100 in which a preference channel registration command is input.

When the preference channel registration command is input to the video display device 100, the controller 150 displays a window 312 on the display unit 180 that allows a user to select a group of a favorite channel that a user wants to register a predetermined item or thumbnail. The video / audio processor 170 is controlled to be displayed.

In the present embodiment, there are three groups of preference channels through which a user can register predetermined items or thumbnails. The user may select a group of the favorite channel to which the user wants to register a predetermined item or thumbnail among the favorite channel group in the favorite channel group selection window 312.

The user can edit the group name of the preferred channel to which a predetermined item or thumbnail can be registered. For example, the user may input a command for editing a favorite channel group name into the video display device 100. The user may then input the group name of the preferred channel in which the predetermined item or thumbnail is registered to the video display device 100. The image display apparatus 100 may change and store a group name of a favorite channel so as to correspond to a command input by a user.

If at least one group of favorite channels does not exist, the video display device 100 does not display the preferred channel group selection window 312 on the display unit 180. In this case, the screen displayed on the display unit 180 of the image display apparatus 100 is the same as the screen shown in FIG. 8.

FIG. 8 is a diagram illustrating a screen 321 displayed on the display unit 180 when a preferred channel group for registering a predetermined item or thumbnail is selected.

When the preference channel registration command is input, the video display device 100 of the present exemplary embodiment is displayed on the display unit 180 so that an item or thumbnail that can be registered in the favorite channel is distinguished from an item or thumbnail that cannot be registered in the favorite channel. You can change the display status of the channel browser screen.

An item or thumbnail that cannot be registered in the favorite channel may be an item or thumbnail already registered in the favorite channel. In this case, the video display device 100 may change the display state of the channel browser screen such that only items or thumbnails not yet registered in the preferred channel are displayed on the channel browser screen. The thumbnail 322 included in the screen 321 shown in FIG. 8 is a thumbnail not yet registered in the favorite channel.

In another exemplary embodiment, the video / audio processor 170 may display a channel browser screen including 15 thumbnails not registered in the favorite channel so that the screen 321 displayed on the display 180 does not have blanks. It may be displayed at 180. In this case, the user may register more thumbnails as a preferred channel through one channel browser screen.

The user may move the pointer 202 so as to be positioned above a predetermined thumbnail, and then operate the button of the remote controller corresponding to the okay command so that the corresponding thumbnail may be selected. The pointer 202 is moved in response to a signal transmitted from the remote control apparatus 200 such as the spatial remote control 201. For example, in the case of a pointer set to correspond to the movement of the spatial remote control 201, when the user moves the spatial remote control 201, the display position is moved correspondingly. As another example, in the case of a pointer set to correspond to a pointer up, down, left, and right movement buttons provided in the remote control apparatus 200, the display position moves when the user operates the pointer up, down, left, and right movement buttons provided in the remote control apparatus 200. do.

9 is a diagram illustrating an appearance of a remote control apparatus 200 that a user can use to move the display position of the pointer 202.

As shown, the user operates the up, down, left, and right movement buttons 206 provided in the remote control apparatus 200 to move the position of the pointer 202 displayed on the display unit 180 of the image display apparatus 100. Can be. When the pointer 202 is positioned on an item or thumbnail that the pointer 202 wants to register with the favorite channel, the user may select a corresponding item or thumbnail by operating a button 207 corresponding to the Okay command.

When the remote control apparatus 200 is the spatial remote control 201, the display position of the pointer 202 may correspond to the movement of the spatial remote control 201. The user may move the spatial remote control 201 such that the pointer 202 is positioned on an item or thumbnail that the pointer 202 wants to register with the favorite channel. When the pointer 20 corresponding to the movement of the spatial remote control 201 is located on an item or thumbnail that the user wants to register in the preferred channel, the user may select the item or thumbnail by operating a button corresponding to the Okay command.

FIG. 10 is a diagram illustrating a screen 331 displayed on the display unit 180 of the image display apparatus 100 in which an item or thumbnail selection command is input.

The controller 150 may determine the selected thumbnail according to the thumbnail selection command and output the information about the thumbnail to the video / audio processor 170. In the present embodiment, the controller 150 determines that the thumbnail 333 on which the pointer 202 is located is selected when the Okay command transmitted from the remote controller 200 is input. The video / audio processor 170 processes the video signal output to the display unit 180 so that the display state of the selected thumbnail is changed according to the thumbnail selection command input to the video display device 100.

The image / audio processor 170 according to the present exemplary embodiment changes the border color or line thickness of the user-selected thumbnail 333 among the thumbnails 332 included in the channel browser screen displayed on the display 180. Accordingly, the user may know which thumbnail is selected from the thumbnails included in the channel browser screen.

FIG. 11 is a diagram illustrating a screen 341 displayed on the display unit 180 of the image display apparatus 100 according to an exemplary embodiment.

The user may manipulate the button corresponding to the Okay command after manipulating the remote controller 200 so that the pointer 202 is located at the icon 342 corresponding to the viewing preference channel command. The controller 150 determines that a preferred channel viewing command is input to the image display device. The controller 150 controls the video / audio processor 170 to display a channel browser screen including an item or thumbnail corresponding to a favorite channel registered by the user on the display 180 of the image display apparatus 100.

FIG. 12 is a diagram illustrating a screen 343 displayed on the display unit 180 when a preference channel viewing command is input to the image display apparatus 100.

The screen 343 displayed on the display unit 180 according to the present embodiment includes a thumbnail 344 registered by the user as a favorite channel. The video / audio processor 170 processes a video signal constituting the channel browser screen such that thumbnails not registered in the preferred channel are deleted from the channel browser screen when a preference channel viewing command is input.

In another exemplary embodiment, the video / audio processor 170 may display a channel browser screen including 15 thumbnails registered to a favorite channel so that there is no blank space on the screen 343 displayed on the display 180. Can be marked on.

 After the pointer 202 is positioned on the icon 303 corresponding to the favorite channel registration command, okay a

The image display apparatus and its operation method according to the present invention are not limited to the configuration and method of the embodiments described as described above, but the embodiments are all or part of each embodiment so that various modifications can be made. May be optionally combined.

Meanwhile, the operation method of the image display apparatus of the present invention can be implemented as a code that can be read by a processor on a recording medium readable by a processor included in the image display apparatus. The processor-readable recording medium includes all kinds of recording devices that store data that can be read by the processor. Examples of processor-readable recording media include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, and the like, and may also be implemented in the form of carrier waves such as transmission over the Internet. . The processor-readable recording medium can also be distributed over network coupled computer systems so that the processor-readable code is stored and executed in a distributed fashion.

In addition, although the preferred embodiment of the present invention has been shown and described above, the present invention is not limited to the specific embodiments described above, but the technical field to which the invention belongs without departing from the spirit of the invention claimed in the claims. Of course, various modifications can be made by those skilled in the art, and these modifications should not be individually understood from the technical spirit or the prospect of the present invention.

1 is an internal block diagram of an image display apparatus according to an embodiment of the present invention.

FIG. 2 is a block diagram illustrating an image / audio processor of FIG. 1.

3A to 3B are diagrams illustrating an example of the remote control apparatus of FIG. 1.

4 is an internal block diagram of an example of the remote control device of FIG.

5 is a flowchart illustrating a control method of an image display apparatus according to an embodiment of the present invention.

6 to 12 illustrate various examples of screens displayed on a display according to a control method of an image display apparatus according to an embodiment of the present invention.

Claims (14)

Displaying a channel browser screen including an item or thumbnail corresponding to an image generated based on an input image signal; Determining whether to input a preferred channel registration command; Determining whether an item or a thumbnail selection command is input when it is determined that a preference channel registration command is input; And And if a selection command is input, registering a channel corresponding to the selected item or thumbnail according to the input selection command as a favorite channel. The method of claim 1, And setting a group of a preferred channel to which a channel corresponding to the selected item or thumbnail is registered according to the selection command. The method of claim 2, Receiving the command to change the preferred channel group name; And And changing the preferred channel group name to correspond to the change command. The method of claim 1, Displaying a pointer whose display position or display state is changed in accordance with a signal transmitted from a remote control apparatus of the image display apparatus; And an item or a thumbnail selected according to the selection command is an item or a thumbnail in which the pointer is located. The method of claim 1, If it is determined that the preferred channel registration command is input, And changing the display state of the channel browser screen so that an item or thumbnail registered in a preferred channel and an item or thumbnail not registered in the preferred channel are distinguished. The method of claim 5, The display state changing step, And deleting an item or thumbnail registered in the favorite channel from the channel browser screen. The method of claim 1, If it is determined that the preferred channel registration command is input, And changing a display state of the channel browser screen so that only an item or a thumbnail not registered in a favorite channel is included in the channel browser screen. The method of claim 1, Determining whether to input a favorite channel viewing command; And Changing the display state of the channel browser screen such that an item or thumbnail registered in the favorite channel is distinguished from an item or thumbnail not registered in the favorite channel when it is determined that the favorite channel viewing command is input; A video display device control method. The method of claim 8, The display state changing step, And deleting an item or thumbnail not registered in the preferred channel from the channel browser screen. A display unit; A video / audio processor configured to process a video signal input so that a channel browser screen including an item or a thumbnail is displayed on the display unit; And If it is determined that the signal transmitted from the remote controller includes a preference channel registration command and an item or thumbnail selection command displayed on the display unit, the controller registers a channel corresponding to the selected item or thumbnail according to the selection command as a preferred channel. Image display apparatus comprising a. The method of claim 10, If it is determined that the preference channel registration command is included in the signal transmitted from the remote controller, the video / audio processing unit is configured to distinguish an item or thumbnail registered in a preferred channel from an item or thumbnail not registered in a preferred channel. A video display device, which processes a video signal constituting a browser screen. The method of claim 11, And the image / audio processing unit processes an image signal such that an item or thumbnail registered in a preferred channel among the items or thumbnails displayed on the display unit is deleted from the channel browser screen. The method of claim 10, A remote controller interface unit for transmitting and receiving a signal to and from a remote controller of the image display apparatus; And the control unit selects, according to the selection command, an item or a thumbnail at which a pointer whose display position or display state is changed is selected according to the signal transmitted from the remote control apparatus. The method of claim 10, The controller determines whether a command to view a preferred channel is included in the signal transmitted from the remote controller, If the video / audio processor determines that the control unit includes a command to view a favorite channel in the signal transmitted from the remote controller, the channel browser may delete an item or thumbnail not registered in the favorite channel from the channel browser screen. A video display device, which processes a video signal constituting a screen.

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