KR20110122556A - Apparatus for displaying image and method for operating the same - Google Patents

Abstract

PURPOSE: A method for operating an image display device and an operating method thereof are provided to optimize a screen division and a screen arrangement according to the taste of a user, the content property, and the status of a portable terminal. CONSTITUTION: An image display device is connected to a portable terminal(S510). Content expressed by the portable terminal is displayed on the display unit of the image display device(S520). If the portable terminal rotates, a control unit controls the pivot of the image display device based on the rotation direction of the rotated portable terminal(S530,S540). If the user does not accurately rotates the portable terminal in a horizontal or vertical direction, the image display device is pivoted in a horizontal or vertical method.

Description

Apparatus for displaying image and method for operating the same}

The present invention relates to a method of operating an image display device, and more particularly, to a method of operating an image display device in which user convenience is increased.

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, the portable terminal is a portable device that is portable and has one or more functions of performing voice and video calls, input and output of information, and a function of storing data. As the functions of the portable terminal have diversified, they have complicated functions such as photographing and photographing, playing music files and video files, receiving games, receiving broadcasts, and wireless internet, and have developed a comprehensive multimedia player, .

Therefore, various methods of using contents using an image display device and a portable terminal have been studied.

Accordingly, an object of the present invention is to provide an image display apparatus and a method of operating the same, which can increase user convenience by sharing content with a mobile terminal and performing a pivoting operation.

According to an embodiment of the present invention, a method of operating an image display apparatus includes: communicatively connecting with a portable terminal, displaying the same content as the portable terminal, and rotating the portable terminal when the portable terminal is rotated. Pivoting based on the orientation.

According to another aspect of the present invention, there is provided a method of operating an image display apparatus, the method comprising: communicatively connecting with a portable terminal, receiving status information of the portable terminal, and determining whether to pivot based on the status information. It includes.

According to an embodiment of the present invention, an image display apparatus includes an external device interface unit communicatively connected to a portable terminal, a display unit displaying the same content as the portable terminal, and a rotation of the portable terminal when the portable terminal is rotated. And a controller for controlling the image display device to pivot based on a direction.

According to another embodiment of the present invention, an image display apparatus includes an external device interface unit communicatively connected to a portable terminal and a control unit controlling a pivot operation of the image display device, wherein the control unit is received by the external device interface unit. It is characterized by determining whether to pivot based on the state information of the portable terminal.

According to the present invention, the content can be shared with the mobile terminal, and the screen arrangement and screen division optimized according to the state of the mobile terminal or the characteristics of the content or the user's preference can be implemented. In addition, the user's convenience can be increased by pivoting the video display device according to the state of the portable terminal or the characteristics of the contents, so that the contents can be used more conveniently, and the user can be provided with pleasure.

1 is an internal block diagram of an image display apparatus according to an embodiment of the present invention.
2 is a diagram illustrating an example of a block diagram of a portable terminal.
3 is a perspective view of an example of a mobile terminal viewed from the front.
4 is a diagram illustrating an example of pivoting an image display device.
5 to 6 are flowcharts illustrating a method of operating an image display apparatus according to an exemplary embodiment of the present invention.
7 to 15 are views referred to for describing the operating method of FIGS. 5 to 6.

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.

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

Referring to FIG. 1, the image display apparatus 100 according to an exemplary embodiment of the present invention includes a tuner 110, a demodulator 120, an external device interface unit 130, a network interface unit 135, and a storage unit ( 140, a user input interface unit 150, a controller unit 170, a display unit 180, an audio output unit 185, and a power supply unit 190 may be included. In addition, it may be communicatively connected with various portable terminals 300.

The tuner 110 selects 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. Also, the selected RF broadcast signal is converted into an intermediate frequency signal, a baseband image, or a voice signal.

For example, if the selected RF broadcast signal is a digital broadcast signal, it is converted into a digital IF signal (DIF). If the selected RF broadcast signal is an analog broadcast signal, it is converted into an analog baseband image or voice signal (CVBS / SIF). That is, the tuner 110 may process a digital broadcast signal or an analog broadcast signal. The analog baseband video or audio signal CVBS / SIF output from the tuner 110 may be directly input to the controller 170.

Also, the tuner 110 can receive RF carrier signals of a single carrier according to an Advanced Television System Committee (ATSC) scheme or RF carriers of a plurality of carriers according to a DVB (Digital Video Broadcasting) scheme.

Meanwhile, the tuner 110 sequentially selects RF broadcast signals of all broadcast channels stored through a channel memory function among RF broadcast signals received through an antenna and converts them into intermediate frequency signals or baseband video or audio signals. I can convert it.

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

For example, when the digital IF signal output from the tuner 110 is an ATSC scheme, the demodulator 120 performs 8-VSB (8-Vestigal Side Band) demodulation. Also, the demodulation unit 120 may perform channel decoding. To this end, the demodulator 120 includes a trellis decoder, a de-interleaver, and a reed solomon decoder to perform trellis decoding, deinterleaving, Solomon decoding can be performed.

For example, when the digital IF signal output from the tuner 110 is a DVB scheme, the demodulator 120 performs COFDMA (Coded Orthogonal Frequency Division Modulation) demodulation. Also, the demodulation unit 120 may perform channel decoding. To this end, the demodulator 120 may include a convolutional decoder, a deinterleaver, a reed-soloman decoder, and the like to perform convolutional decoding, deinterleaving, and reed-soloman decoding.

The demodulation unit 120 may perform demodulation and channel decoding, and then output a stream signal TS. In this case, the stream signal may be a signal multiplexed with a video signal, an audio signal, or a data signal. For example, the stream signal may be an MPEG-2 TS (Transport Stream) multiplexed with an MPEG-2 standard video signal, a Dolby AC-3 standard audio signal, or the like. Specifically, the MPEG-2 TS may include a header of 4 bytes and a payload of 184 bytes.

On the other hand, the demodulator 120 described above can be provided separately according to the ATSC system and the DVB system. That is, it can be provided as an ATSC demodulation unit and a DVB demodulation unit.

The stream signal output from the demodulator 120 may be input to the controller 170. After performing demultiplexing, image / audio signal processing, and the like, the controller 170 outputs an image to the display unit 180 and outputs an audio to the audio output unit 185.

The external device interface unit 130 may connect the external device to the image display device 100. To this end, the external device interface unit 130 may include an A / V input / output unit (not shown) or a wireless communication unit (not shown).

The external device interface unit 130 may be 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), a portable terminal, or the like by wire or wireless. . The external device interface unit 130 transmits an image, audio or data signal input from the outside to the controller 170 of the image display device 100 through a connected external device. In addition, the controller 170 may output an image, audio, or data signal processed by the controller 170 to a connected external device. To this end, the external device interface unit 130 may include an A / V input / output unit (not shown) or a wireless communication unit (not shown).

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

The wireless communication unit can perform short-range 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 interface 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. On the other hand, the external device interface unit 130 may transmit and receive data with the 3D additional display (not shown).

The network interface unit 135 provides an interface for connecting the image display apparatus 100 to a wired / wireless network including an internet network. The network interface unit 135 may include an Ethernet terminal for connection with a wired network, and for connection with a wireless network, a WLAN (Wi-Fi) or a Wibro (Wireless). Broadband, Wimax (World Interoperability for Microwave Access), High Speed Downlink Packet Access (HSDPA) communication standards, and the like may be used.

The network interface unit 135 may receive content or data provided by the Internet or a content provider or a network operator through a network. That is, content such as a movie, an advertisement, a game, a VOD, a broadcast signal, and related information 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. It may also transmit data to the Internet or content provider or network operator.

In addition, the network interface unit 135 is connected to, for example, an Internet Protocol (IP) TV, and receives the video, audio, or data signals processed in the set-top box for the IPTV to enable bidirectional communication. The signal processed by the controller 170 may be transmitted to the set-top box for the IPTV.

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.

The storage 140 may store a program for processing and controlling each signal in the controller 170, or may store a signal-processed video, audio, or data signal.

In addition, the storage unit 140 may perform a function for temporarily storing an image, audio, or data signal input to the external device interface unit 130. In addition, the storage 140 may store information on a predetermined broadcast channel through a channel storage function such as a channel map.

The storage unit 140 may include a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD memory), It may include at least one type of storage medium such as RAM, ROM (EEPROM, etc.). The image display apparatus 100 may reproduce and provide a file (video file, still image file, music file, document file, etc.) stored in the storage 140 to a user.

1 illustrates an embodiment in which the storage unit 140 is provided separately from the control unit 170, but the scope of the present invention is not limited thereto. The storage 140 may be included in the controller 170.

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

For example, the user input interface unit 150 may be powered on / off, channel selection, and screen from the remote controller 200 according to various communication methods such as a radio frequency (RF) communication method and an infrared (IR) communication method. A user input signal such as a setting may be received, or a signal from the controller 170 may be transmitted to the remote controller 200.

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

In addition, for example, the user input interface unit 150 may transmit a user input signal input from a sensing unit (not shown) that senses a user's gesture to the controller 170 or may transmit a signal from the controller 170. The transmission may be transmitted to a sensing unit (not shown). Here, the sensing unit (not shown) may include a touch sensor, an audio sensor, a position sensor, an operation sensor, and the like.

The controller 170 demultiplexes the input stream or processes the demultiplexed signals through the tuner 110, the demodulator 120, or the external device interface unit 130, and outputs a video or audio signal. You can create and output.

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

The voice signal processed by the controller 170 may be sound output to the audio output unit 185. In addition, the voice signal processed by the controller 170 may be input to the external output device through the external device interface unit 130.

Although not shown in FIG. 1, the controller 170 may include a demultiplexer, an image processor, an OSD generator, a mixer, a frame rate converter, and a formatter according to an embodiment. In addition, the audio processing unit may further include a data processing unit.

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

The image processor may perform image processing of the demultiplexed image signal. To this end, the image processor may include an image decoder and a scaler.

The video decoder decodes the demultiplexed video signal, and the scaler performs scaling to output the resolution of the decoded video signal on the display unit 180.

The video decoder may be provided with decoders of various standards. For example, when the demultiplexed video signal is an encoded 2D video signal of MPEG-2 standard, it may be decoded by an MPEG-2 decoder.

Also, for example, the demultiplexed 2D video signal is a digital video broadcasting (DMB) method or a video signal of H.264 standard according to DVB-H, or a depth video of MPEC-C part 3 , Multi-view video according to Multi-view Video Coding (MVC) or free-view video according to Free-viewpoint TV (TV), respectively, decoded by H.264 decoder, MPEC-C decoder, MVC decoder or FTV decoder Can be.

Meanwhile, the image signal decoded by the image processor may be classified into a case in which only a 2D image signal is present, a case in which a 2D image signal and a 3D image signal are mixed, and a case in which only a 3D image signal is present.

The image processor may detect whether the demultiplexed video signal is a 2D video signal or a 3D video signal. Whether the image is a 3D image signal may be detected based on a broadcast signal received from the tuner 110, an external input signal from an external device, or an external input signal received through a network. In particular, whether the 3D video signal is a 3D video signal may be determined by referring to a 3D video flag, 3D video metadata, or 3D video format information in the header of the stream. You can judge.

The image signal decoded by the image processor may be a 3D image signal having various formats. For example, the image may be a 3D image signal including a color image and a depth image, or may be a 3D image signal including a plurality of view image signals. The plurality of viewpoint image signals may include, for example, a left eye image signal and a right eye image signal.

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

The mixer may mix the OSD signal generated by the OSD generator and the decoded image signal processed by the image processor. In this case, the OSD signal and the decoded video signal may each include at least one of a 2D signal and a 3D signal. The mixed video signal is provided to a frame rate converter.

The frame rate converter (FRC) converts the frame rate of the input video. For example, a 60Hz frame rate is converted to 120Hz or 240Hz. When converting a frame rate of 60 Hz to 120 Hz, it is possible to insert the same first frame or insert a third frame predicted from the first frame and the second frame between the first frame and the second frame. When converting a frame rate of 60 Hz to 240 Hz, it is possible to insert three more identical frames or three predicted frames.

The formatter may receive a mixed signal from the mixer, that is, an OSD signal and a decoded video signal, and may separate the 2D video signal and the 3D video signal. On the other hand, the formatter may change the format of the 3D video signal and may convert the 2D video signal into a 3D video signal. For example, an edge or selectable object may be detected within the 2D image signal according to a 3D image generation algorithm, and an object or selectable object according to the detected edge may be separated into a 3D image signal and generated. Can be. In this case, the generated 3D image signal may be separated into a left eye image signal L and a right eye image signal R as described above.

The voice processing unit (not shown) in the controller 170 may perform voice processing of the demultiplexed voice signal. To this end, the voice processing unit (not shown) may include various decoders.

For example, if the demultiplexed speech signal is a coded speech signal, it can be decoded. Specifically, when the demultiplexed speech signal is an encoded speech signal of MPEG-2 standard, it may be decoded by an MPEG-2 decoder. In addition, when the demultiplexed speech signal is an encoded speech signal of MPEG 4 Bit Sliced Arithmetic Coding (BSAC) standard according to the terrestrial digital multimedia broadcasting (DMB) scheme, it may be decoded by an MPEG 4 decoder. In addition, when the demultiplexed speech signal is an encoded audio signal of the AAC (Advanced Audio Codec) standard of MPEG 2 according to the satellite DMB scheme or DVB-H, it may be decoded by the AAC decoder. In addition, when the demultiplexed speech signal is a encoded speech signal of the Dolby AC-3 standard, it may be decoded by the AC-3 decoder.

Also, the voice processing unit (not shown) in the controller 170 may process a base, a treble, a volume control, and the like.

The data processor (not shown) in the controller 170 may perform data processing of the demultiplexed data signal. For example, when the demultiplexed data signal is an encoded data signal, it may be decoded. The encoded data signal may be 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 ATSC-PSIP information or the DVB-SI information may be information included in the aforementioned stream, that is, the header (4 bytes) of the MPEG-2 TS.

On the other hand, each component of the above-described control unit 170 may be integrated, added, or omitted according to the specifications of the control unit 170 is actually implemented.

In addition, the controller 170 may control overall operations of the image display apparatus 100. For example, the controller 170 may control the tuner 110 to control the tuner 110 to select an RF broadcast corresponding to a channel selected by a user or a pre-stored channel.

In addition, the controller 170 may control the image display apparatus 100 by a user command or an internal program input through the user input interface unit 150.

For example, the controller 170 controls the tuner 110 to input a signal of a selected channel according to a predetermined channel selection command received through the user input interface unit 150. Then, video, audio, or data signals of the selected channel are processed. The controller 170 allows the channel information selected by the user to be output through the display unit 180 or the audio output unit 185 together with the processed image or audio signal.

As another example, the controller 170 may, for example, receive an external device image playback command received through the user input interface unit 150, from an external device input through the external device interface unit 130, for example, a camera or a camcorder. Video signal or audio signal may be output through the display unit 180 or the audio output unit 185.

The controller 170 may control the display 180 to display an image. For example, a broadcast image input through the tuner 110, an external input image input through the external device interface unit 130, or an image input through the network interface unit 135 or an image stored in the storage unit 140. May be controlled to be displayed on the display unit 180.

In this case, the image displayed on the display unit 180 may be a still image or a video, and may be a 2D image or a 3D image.

Meanwhile, the controller 170 may generate and display a 3D object with respect to a predetermined object in the image displayed on the display 180. For example, the object may be at least one of a connected web screen (newspaper, magazine, etc.), an EPG (Electronic Program Guide), various menus, widgets, icons, still images, videos, and text. Meanwhile, in the present invention, the content may correspond to one object or may include a plurality of objects.

Such a 3D object may be processed to have a depth different from that of the image displayed on the display unit 180. Preferably, the 3D object may be processed so as to protrude compared to the image displayed on the display unit 180.

The controller 170 recognizes a user's position based on an image photographed by a photographing unit (not shown). For example, the distance (z-axis coordinate) between the user and the image display apparatus 100 may be determined. In addition, the x-axis coordinates and the y-axis coordinates in the image display apparatus 100 corresponding to the user position can be grasped.

On the other hand, although not shown in the figure, it may be further provided with a channel browsing processing unit for generating a thumbnail image corresponding to the channel signal or the external input signal. The channel browsing processor may receive a stream signal TS output from the demodulator 120 or a stream signal output from the external device interface 130, extract a video from the input stream signal, and generate a thumbnail image. Can be. The generated thumbnail image may be input as it is or encoded to the controller 170. In addition, the generated thumbnail image may be encoded in a stream form and input to the controller 170. The controller 170 may display a thumbnail list including a plurality of thumbnail images on the display unit 180 using the input thumbnail image. In this case, the thumbnail list may be displayed in a simple viewing manner displayed in a partial region while a predetermined image is displayed on the display unit 180 or in an entire viewing manner displayed in most regions of the display 180. .

The display unit 180 converts an image signal, a data signal, an OSD signal, a control signal, or an image signal, a data signal, a control signal, etc. received from the external device interface unit 130 processed by the controller 170, and a driving signal. Create

The display unit 180 may be a PDP, an LCD, an OLED, a flexible display, and the like, and in particular, it is preferable that a 3D display is possible according to an embodiment of the present invention.

For viewing the 3D image, the display unit 180 may be divided into an additional display method and a single display method.

The independent display method may implement a 3D image by the display unit 180 alone without an additional display, for example, glasses, and the like, for example, various methods such as a lenticular method and a parallax barrier. This can be applied.

Meanwhile, the additional display method may implement a 3D image by using an additional display in addition to the display unit 180. For example, various methods such as a head mounted display (HMD) type and glasses type may be applied. In addition, the spectacle type may be further divided into a passive method such as a polarized glasses type and an active method such as a shutter glass type. On the other hand, the head mounted display type can be divided into passive and active methods.

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

The touch screen can directly input data or commands through a screen, and a touch signal generated when a human hand or an object such as a stylus pen touches the screen at a specific object or location on the screen. The control unit may perform a corresponding operation by transferring the to the control unit. In addition, touch input may be performed by an object other than a fingertip and a stylus pen.

The touch screen may be implemented in various ways, such as capacitive and positive pressure, and the present invention is not limited to the implementation of the touch screen.

The sensor unit (not shown) may include a proximity sensor, a touch sensor, a voice sensor, a position sensor, a motion sensor, and the like.

The proximity sensor can detect the presence or absence of an approaching object or an object present in the vicinity without mechanical contact. The proximity sensor can detect a proximity object by using a change in an alternating magnetic field or a change in a static magnetic field, or by using a change rate of capacitance.

The touch sensor may be a touch screen constituting the display unit 180. The touch sensor may sense a position or strength of the user's touch on the touch screen. The voice sensor may sense a user voice or various sounds generated by the user. The location sensor may sense the location of the user. The motion sensor may sense a gesture motion of the user. The position sensor or the motion sensor may be configured as an infrared sensor or a camera, and may sense a distance between the image display apparatus 100 and the user, whether the user moves, the user's hand movement, the user's key, and the user's eye height. Can be.

Each sensor described above transmits a result of sensing a user's voice, touch, location, and motion to a separate sensing signal processor (not shown), or first interprets the sensing result and generates a corresponding sensing signal to control the controller. It can be entered at 170.

In addition to the above-described sensor, the sensor unit includes various types of sensors capable of sensing the distance between the image display apparatus 100 and the user, the presence or absence of the user's movement, the user's hand movement, the user's key, the user's eye height, and the like. can do.

Meanwhile, the signal detected by the sensor unit is transmitted to the controller 170 through the user input interface unit 150.

The controller 170 may detect a user's gesture by combining or combining an image captured by a photographing unit (not shown) or a detected signal from a sensor unit (not shown).

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

The power supply unit 190 supplies the corresponding power throughout the image display apparatus 100. In particular, power may be supplied to the controller 170, which may be implemented in the form of a System On Chip (SOC), a display unit 180 for displaying an image, and an audio output unit 185 for audio output. Can be.

The remote control apparatus 200 transmits the user input to the user input interface unit 150. To this end, the remote control device 200 may use infrared (IR) communication, RF (Radio Frequency) communication, Bluetooth (Bluetooth), UWB (Ultra Wideband), ZigBee (ZigBee) method and the like. In addition, the remote control apparatus 200 may receive an image, an audio or a data signal output from the user input interface unit 150, and display or output the audio from the remote control apparatus 200.

According to an exemplary embodiment, a spatial remote controller may be used as the remote controller 200 of FIG. 1. The spatial remote controller is one of the remote controllers 200 capable of inputting a command to the image display apparatus 100.

The image display apparatus 100 may display a pointer or a cursor corresponding to the spatial remote controller. The user can move or rotate the space remote control up and down, left and right, back and forth. When the user moves the spatial remote control to the left side, the pointer displayed on the image display apparatus 100 also moves to the left side correspondingly. The moving speed or the moving direction of the pointer may correspond to the moving speed or the moving direction of the spatial remote controller.

The spatial remote controller may include a sensor that can determine a movement. Information about the movement of the spatial remote controller sensed by the sensor of the spatial remote controller is transmitted to the image display apparatus 100. The image display apparatus 100 determines the operation of the spatial remote controller from the information about the movement of the spatial remote controller and calculates coordinate values of the pointer corresponding thereto.

As another example, a predetermined command may be input to the image display apparatus 100 in response to an operation of the spatial remote controller. That is, when the spatial remote controller moves back and forth, the size of the image displayed on the image display apparatus 100 may be enlarged or reduced.

The spatial remote controller corresponds to a radio communication unit, a user input unit, a sensor unit, or a user input unit that transmits / receives a signal to or from the image display apparatus 100 according to an RF communication standard, an IR communication standard, or a signal transmitted from the image display apparatus 100. It may include an output unit for outputting a video or audio signal corresponding to the power supply unit for supplying power to the spatial remote control, a memory, the control unit.

The user input unit may be configured as a keypad or a button. The user may input a command related to the image display apparatus 100 using the spatial remote controller by manipulating the user input unit. When the user input unit includes a hard key button, the user may input a command related to the image display apparatus 100 using the spatial remote controller through a push operation of the hard key button. When the user input unit includes a touch screen, the user may input a command related to the image display apparatus 100 by using the spatial remote controller by touching a soft key of the touch screen. In addition, the user input unit may include various kinds of input means that the 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 may include a gyro sensor, an acceleration sensor, and the like. The gyro sensor may sense information about the operation of the spatial remote controller. For example, the gyro sensor may sense information about an operation of the spatial remote controller based on the x, y, and z axes. The acceleration sensor may sense information about a moving speed of the spatial remote controller.

The memory may store various types of application data required for controlling or operating the spatial remote controller. If the spatial remote controller transmits and receives a signal wirelessly through the image display apparatus 100 and the RF module, the spatial remote controller and the image display apparatus 100 transmit and receive signals through a predetermined frequency band. The controller of the spatial remote controller may store and refer to information about a frequency band for transmitting and receiving a signal wirelessly with the image display apparatus 100 paired with the spatial remote controller in a memory.

The control unit controls various items related to the control of the spatial remote controller. The controller may transmit a signal corresponding to a predetermined key manipulation of the user input unit or a signal corresponding to an operation of the spatial remote controller sensed by the sensor unit to the user input interface unit 150 of the image display apparatus 100 through the wireless communication unit.

The user input interface unit 150 of the image display apparatus 100 may calculate a coordinate value for calculating a coordinate value of a pointer corresponding to an operation of the spatial remote controller and a wireless communication unit capable of transmitting and receiving a signal wirelessly with the spatial remote controller. It may be provided.

The transmission signal of the spatial remote controller input to the image display apparatus 100 is transmitted to the controller 170 of the image display apparatus 100. The controller 170 may determine information on an operation and a key operation of the spatial remote controller from the signal transmitted from the spatial remote controller and control the image display apparatus 100.

The video display device 100 described above is a fixed type of ATSC (8-VSB) digital broadcasting, DVB-T (COFDM) digital broadcasting, ISDB-T (BST-OFDM) digital broadcasting, and the like. It may be a digital broadcast receiver capable of receiving at least one. In addition, as a mobile type, digital broadcasting of terrestrial DMB system, digital broadcasting of satellite DMB system, digital broadcasting of ATSC-M / H system, digital broadcasting of DVB-H system (COFDM system) and media flow link only system It may be a digital broadcast receiver capable of receiving at least one of digital broadcasts. It may also be a digital broadcast receiver for cable, satellite communications, or IPTV.

Meanwhile, a block diagram of the image display apparatus 100 shown in FIG. 1 is a block diagram for an embodiment of the present invention. Each component of the block diagram may be integrated, added, or omitted according to the specifications of the image display apparatus 100 that is actually implemented. That is, two or more constituent elements may be combined into one constituent element, or one constituent element may be constituted by two or more constituent elements, if necessary. In addition, the functions performed in each block are intended to illustrate the embodiments of the present invention, and the specific operations and apparatuses do not limit the scope of the present invention.

FIG. 2 is a diagram illustrating an example of a block diagram of a portable terminal, and FIG. 3 is a perspective view of the portable terminal viewed from the front.

The portable terminal described in the present specification may include a mobile phone, a smart phone, a notebook computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), navigation, and the like.

2 to 3 illustrate a portable terminal communicatively connected to the image display apparatus of the present application, and the present invention is not limited thereto.

Referring to FIG. 2, the portable terminal according to an embodiment of the present invention will be described in terms of components according to functions.

The mobile terminal 300 may include a wireless communication unit 310, an A / V input unit 320, a user input unit 330, a sensing unit 340, an output unit 350, a memory 360, and an interface. The unit 370, the controller 380, and the power supply unit 390 may be included. Such components may be configured by combining two or more components into one component, or by dividing one or more components into two or more components as necessary when implemented in an actual application.

The wireless communication unit 310 may include a broadcast receiving module 311, a mobile communication module 313, a wireless internet module 315, a short range communication module 317, and a GPS module 319.

The broadcast receiving module 311 receives at least one of a broadcast signal and broadcast related information from an external broadcast management server through a broadcast channel. In this case, the broadcast channel may include a satellite channel, a terrestrial channel, and the like. The broadcast related information may also be provided through a mobile communication network, and in this case, may be received by the mobile communication module 313.

The broadcast receiving module 311 may receive a broadcast signal using various broadcast systems and may be configured to be suitable for all broadcast systems providing a broadcast signal. The broadcast signal and / or broadcast related information received through the broadcast receiving module 311 may be stored in the memory 360.

The mobile communication module 313 transmits and receives a radio signal with at least one of a base station, an external terminal, and a server on a mobile communication network.

The wireless internet module 315 refers to a module for wireless internet access. The wireless internet module 315 may be embedded or external to the portable terminal 300.

The short range communication module 317 is a module for short range communication, and the Global Position System (GPS) module 319 may receive location information from a plurality of GPS satellites.

The A / V (Audio / Video) input unit 320 is for inputting an audio signal or a video signal, and includes a camera for processing an image frame such as a still image or a video obtained by an image sensor in a video call mode or a shooting mode. 321 and a microphone 323 for receiving an external sound signal and processing it as electrical voice data.

The user input unit 330 generates key input data input by the user for controlling the operation of the terminal. The user input unit 330 may include a key pad, a dome switch, a touch pad (constant voltage / capacitance), etc. that may receive a command or information by a user's push or touch operation.

The sensing unit 340 detects the current state of the portable terminal 300 such as the open / closed state of the portable terminal 300, the position of the portable terminal 300, the presence or absence of a user contact, and the like to control the operation of the portable terminal 300. Generate a sensing signal.

The sensing unit 340 detects the presence or absence of an object approaching the portable terminal 300 or an object present in the vicinity of the portable terminal 300 without a mechanical contact, and whether pressure is applied thereto. It may include a pressure sensor 343, a motion sensor 345, etc. that can detect whether or not and the magnitude of the pressure.

The motion sensor 345 detects the position or movement of the portable terminal 300 using an acceleration sensor, a gyro sensor, or the like. An acceleration sensor that can be used for the motion sensor 345 is an element that converts an acceleration change in one direction into an electrical signal, and is usually configured by mounting two or three axes in one package, depending on the environment of use. Sometimes only one axis is needed. Therefore, when the acceleration sensor in the X-axis direction or the Y-axis direction is used instead of the Z-axis direction for some reason, the acceleration sensor may be mounted on the main substrate by using a separate piece substrate.

The gyro sensor is a sensor for measuring the angular velocity, and it can sense the direction of rotation with respect to the reference direction.

The output unit 350 is for outputting an audio signal, a video signal, or an alarm signal. The output unit 350 includes a display unit 351 for displaying and outputting information processed by the mobile terminal 300, an audio output module 353 for outputting an audio signal, an alarm unit 355 for outputting various notification signals, and A haptic module 357 for generating various tactile effects may be included.

The interface unit 370 serves as an interface with an external device connected to the mobile terminal 300. Examples of external devices connected to the mobile terminal 300 include a wired / wireless headset, a wired / wireless data port, a card socket such as a memory card, an audio terminal, a video terminal, and an earphone. The interface unit 370 may receive data from the external device or receive power and transfer the data to each component in the mobile terminal 300, and may transmit the data in the mobile terminal 300 to the external device. .

The controller 380 typically controls the operations of each unit to control the overall operation of the mobile terminal 300. In addition, the controller 380 may include a multimedia playback module 381 for multimedia playback.

In addition, the power supply unit 390 receives an external power source and an internal power source under the control of the controller 180 to supply power for operation of each component.

Meanwhile, the mobile terminal 300 may be communicatively connected to the image display apparatus 100 through the wireless communication unit 310 or the interface unit 370.

Referring to FIG. 3, a portable terminal related to the present invention will be described in terms of components according to appearance. In addition, hereinafter, for convenience of description, a bar type portable terminal having a front touch screen among various types of portable terminals will be described as an example.

The case forming the exterior of the portable terminal 300 is formed by the front case 301 and the rear case 302, and various electronic components are embedded in the space formed by the inside thereof.

The display unit 351, the audio output module 353, the camera 321a, and the first user input unit 330a may be disposed in the main body, specifically, the front case 301. In addition, a second user input unit 330b, a third user input unit 330c, and a microphone 323 may be disposed on the side surface of the rear case 302.

The display unit 351 may be configured such that the touch pad is superimposed in a layer structure so that the display unit 351 operates as a touch screen to input information by a user's touch.

The sound output module 353 may be implemented in the form of a receiver or a speaker. The camera 321 may be implemented in a form suitable for capturing an image or a video of a user. The microphone 323 may be implemented in a form suitable for receiving a user's voice or other sound.

The first to third user input units 330a to 330c may be collectively referred to as the user input unit 330, and may be employed in any manner as long as the user is operating in a tactile manner.

In functional terms, the first user input unit 330a is for inputting a command such as a call, mouse point movement or screen scrolling, start, end, etc., and the second user input unit 330b is for selecting an operation mode, etc. For this purpose, the third user input unit 330c may be set and operate as a hot-key for activating a special function in the mobile terminal 300.

Meanwhile, although the remote control apparatus 200 and the portable terminal 300 are illustrated as separate devices in FIG. 1, in some embodiments, the portable terminal 300 may perform the functions of the remote control apparatus 200 in parallel. In addition, according to an exemplary embodiment, the portable terminal 300 may be connected to the user input interface unit 150 in addition to the external device interface unit 130 of the image display apparatus 100.

4 is a diagram illustrating an example of pivoting an image display device.

As shown in FIG. 4, the image display device according to the present invention may pivot in a clockwise or counterclockwise direction. It can also be rotated 90 degrees and at a predetermined angle. Here, the pivot refers to the rotation of a specific point or virtual line of the image display device as a reference point or axis.

The image display apparatus can be pivoted by using a rotation means included in a support member such as a stand type or a wall grain type that supports the image display apparatus. In addition, in addition to the method of manually pivoting the image display apparatus by using the rotating means, when the user further includes a motor and receives a pivot command, the controller 170 may automatically drive the image display apparatus by driving the motor. . It is also possible to use various known pivot means.

Meanwhile, in FIG. 4, the horizontal type 181 in which the horizontal length of the display unit 180 is longer than the vertical length is set to the horizontal mode or the pivot release mode, and the vertical length of the display unit rotated 90 degrees in the horizontal mode is longer than the horizontal length. Setting the mold 182 to the portrait mode or the pivot setting mode is the basic form. The controller 170 may also control to pivot an image displayed on the display unit 180 according to the pivot of the image display apparatus.

In addition, as shown in FIG. 4, a menu for selecting at least one of setting and releasing the pivot function of the image display apparatus may be displayed. That is, when the user selects the setting of the pivot function, the user may pivot from the horizontal type 181 to the vertical type 182, and if the user selects to release the pivoting function, the user may rotate from the vertical type 182 to the horizontal type 181. In addition, the pivot setting mode may be further subdivided to include various angle steps.

Meanwhile, in FIG. 4, for convenience of description, the horizontal type 181 having a horizontal length greater than the vertical length of the display 180 is set to the horizontal mode or the pivot release mode, and the vertical length of the display unit rotated 90 degrees in the horizontal mode is Although the vertical type 182 longer than the horizontal length is set to the vertical mode or the pivot setting mode, the rotation process of switching between the horizontal type 181 and the vertical type 182 is included in the pivoting operation.

5 is a flowchart illustrating a method of operating an image display apparatus according to an exemplary embodiment.

Referring to FIG. 5, an image display apparatus according to an embodiment of the present invention is first communicatively connected to a mobile terminal (S510), and displays the same content as that of the portable terminal, that is, the content displayed by the portable terminal. It is also displayed on the display unit 180. (S520)

The portable terminal 300 is connected to the external device interface unit 130 of the image display apparatus 100 so that the image display apparatus 100 and the portable terminal 300 may transmit and receive various data and signals.

The content may be based on a broadcast signal received by the mobile terminal through the broadcast receiving module 311, a content stored in the memory 360, a signal received through the internet network through the wireless internet module 315, a video call screen, and the like. It may be content.

According to an exemplary embodiment, the portable terminal 300 may be connected to the user input interface unit 150 in addition to the external device interface unit 130 of the image display apparatus 100. Alternatively, the image display device and the portable terminal may be connected to the network interface unit 135 to form a home network.

When the portable terminal is rotated (S530), the controller 170 controls the image display apparatus 100 to pivot based on the rotation direction of the rotated portable terminal (S540).

Meanwhile, in the pivoting step S540, the controller 170 may control to pivot the image display device by 90 degrees in the same direction based on the rotation direction of the portable terminal.

Since the portable terminal is a user's hand-held form, it is difficult to accurately rotate the portable terminal by an angle of 90 degrees and 180 degrees.

Therefore, the direction and angle at which the user rotates the portable terminal can be determined to pivot the image display device by 90 degrees in the same direction. Even if the user does not rotate and use the mobile terminal accurately in the horizontal or vertical direction with respect to the horizontal line, the image display apparatus can be pivoted in the horizontal type 181 or the vertical type 182 that are the most similar.

As described with reference to FIG. 4, in order to use content, the horizontal length of the display 180 is longer than the vertical length 181 or 90 degrees in the horizontal type 181 according to the property of the content or the user's preference. The vertical type 182 of which the vertical length of the rotated display unit 180 is longer than the horizontal length may be utilized.

Further, according to an exemplary embodiment, in the pivoting operation S540, the controller 170 may control to pivot the image display apparatus in the same direction and rotation angle as the rotation direction and the rotation angle of the portable terminal.

Since the content used by the video display device and the mobile terminal is diverse, such as still images, videos, internet searches, and games, the user may want to pivot the video display device at various angles according to the property of the content or the user's preference. The user may pivot the image display device according to the direction and angle of rotation of the mobile terminal.

On the other hand, the operation method of the image display device according to an embodiment of the present invention may further comprise the step of receiving content information from the portable terminal. The content information may include a variety of information related to the content, such as a signal, metadata, etc. necessary for playing the content.

The external device interface unit 130 may receive the content information, transmit the content information to the controller 170, and the controller 170 may control the image display apparatus 100 to play the content.

On the other hand, the operation method of the image display apparatus according to an embodiment of the present invention may further comprise the step of displaying the same content as the content displayed on the portable terminal on the full screen. That is, the controller controls the content displayed on the small screen of the portable terminal to be displayed on the entire area of the big screen of the image display device, so that the user can use the content more conveniently.

Meanwhile, the operating method of the image display apparatus according to another embodiment may further include displaying the same content as the content displayed on the portable terminal at the same screen ratio. That is, the controller controls the content displayed on the small screen of the portable terminal to be displayed on the big screen of the video display device at the same screen ratio, so that the user can use the content more conveniently.

Rotation of the portable terminal may be sensed through a sensing unit (not shown) of the image display apparatus. More preferably, in the operating method of the image display apparatus according to an embodiment of the present invention, the external device interface unit is configured to perform the portable terminal. The method may further include receiving rotation information of the. Rotation information can be directly received from a portable terminal communicatively connected.

On the other hand, the operation method of the image display apparatus according to an embodiment of the present invention may further comprise the step of displaying a message indicating whether or not the pivot or displaying an input window for selecting whether the pivot.

That is, the user may intuitively notify that the user is pivoting by displaying a message indicating that the user is pivoting while pivoting according to the rotation of the portable terminal, or provide a menu that allows the user to select whether to pivot.

6 is a flowchart illustrating a method of operating an image display apparatus according to another exemplary embodiment.

Referring to FIG. 6, in the method of operating an image display device according to another embodiment of the present invention, a step of communicatively connecting with a portable terminal through an external device interface unit 130 or the like (S610), state of the portable terminal Receiving the information (S620) and the control unit 170 for controlling the pivot operation and the operation of the image display device may include determining whether to pivot based on the state information (S630).

The state information may include at least one of content information, rotation information, and screen mode information of the portable terminal.

That is, whether or not the mobile terminal is displaying content, a signal and data necessary for content reproduction, and content related information may be included, and whether to pivot may be determined according to the attributes of the displayed content.

Alternatively, the image display apparatus may be pivoted according to rotation information including a rotation direction and a rotation angle from the mobile terminal, and the screen of the mobile terminal is currently displayed in a long horizontal mode. The image display device can be pivoted depending on whether is displayed in the long portrait mode.

Meanwhile, the method may further include displaying the same content as the content displayed on the portable terminal.

7 to 14 are views referred to for describing the operating method of FIGS. 5 to 6.

Referring to FIG. 7, when the mobile terminal communicatively connected to the image display device rotates from the horizontal type 401 to the vertical type 402, the image display device also changes from the horizontal type 181 to the vertical type based on the rotation of the mobile terminal. 182).

Meanwhile, the image display apparatus and the portable terminal can display the same content, and the user can use the content displayed on the portable terminal as the large screen of the image display apparatus. In addition, when the portable terminal is rotated to optimize the use of the content according to the type of the content used by the user, the image display device may also be pivoted in conjunction with the user, thereby increasing user convenience.

8 to 9, in the case of the broadcast content 502, the aspect ratio of the broadcasting content 502 is longer than that of the vertical, so it is preferable to watch the mobile terminal in the horizontal type 401 so that the horizontal direction and the horizontal direction are parallel to each other. Therefore, the image display apparatus also displays the same content 501 as the portable terminal with the horizontal type 181 on the display unit.

In addition, by operating a mobile terminal that is held by the user or near the user, the menu operation such as changing a channel can be performed by the user while using the large screen of the video display device, while allowing easy operation and command input through the mobile terminal. Do.

Content such as an electronic newspaper, an e-book, an internet search, and a news search result 504 are usually serviced in a form of length longer than the width, so the mobile terminal is often used in a vertical form 402. In this case, the video display device also displays the same content 503 with the vertical type 182.

On the other hand, the content 504 often contains a lot of text content, but the small screen of the mobile terminal has been inconvenient to use, such as to enlarge a portion of the screen from time to time. However, in the present invention, by pivoting the video display device according to the rotation information of the portable terminal and displaying the same content on the large screen, the user can smoothly use the content without a separate magnification operation.

On the other hand, according to the embodiment, since the portable terminal is a user's hand-held form, the portable terminal may be rotated 80 degrees even if the user rotates 80 degrees even if the user does not exactly rotate the desired angle such as 90 degrees and 180 degrees. The video display device can be pivoted by 90 degrees. That is, even if the user does not rotate and use the mobile terminal accurately in the horizontal or vertical direction with respect to the horizontal line, the image display apparatus can be pivoted to the horizontal type 181 or the vertical type 182 which are the most similar.

Alternatively, according to another exemplary embodiment, as shown in FIG. 10, the image display device 183 may be pivoted at the same angle θ as the angle θ at which the portable terminal 403 is rotated. It will be more effective when viewing a certain type of still image, picture, or the like, or using a content such as a game in which various effects may occur according to the rotation of the mobile terminal.

Meanwhile, in the method of operating an image display apparatus according to an embodiment of the present invention, after the pivoting operation, the same content as the content displayed on the portable terminal is displayed at the same screen ratio or enlarged to occupy the entire screen area. The method may further include displaying. That is, the controller controls the content displayed on the small screen of the portable terminal to be enlarged and displayed on the large screen of the image display device, so that the user can use the content more conveniently.

11 to 12, in the present invention, the same content is displayed on the image display device 181 as shown in FIG. 11. The screen 505 is exactly the same as the screen 506 displayed on the mobile terminal 401. Includes displaying.

In addition to the example of FIG. 11, the method may include displaying the entire content 505 including the portion 508 of the content displayed on the portable terminal 401 on the entire screen of the image display device 181 as shown in FIG. 12. have. That is, even when the entire content is not displayed on the screen due to the small screen of the portable terminal, the video display device displays the entire content, for example, both pages of a newspaper, on the entire area of the large screen of the video display device. The user can use the content on one large screen more conveniently. In this case, the window 507 indicating the relative position of the area displayed by the mobile terminal in the entire content 505 displayed on the image display device can be displayed.

 FIG. 13 illustrates an example in which the image display device displays a message indicating whether to pivot during pivoting. Alternatively, an input window for selecting whether to pivot or not may be displayed, and the pivoting operation may be performed only when a user command is given.

Unlike a personalized portable terminal, the image display device can be used by a plurality of members. Therefore, even if any one of the plurality of members set the automatic pivot function, the remaining members may not know whether to set the pivot. Therefore, by displaying a message indicating that the user is pivoting while pivoting according to the rotation of the portable terminal, the user can intuitively notify that the operation is performed by setting or provide a menu that allows the user to select whether to pivot.

Meanwhile, according to the embodiment, when the rotation of the portable terminal is performed, the image display apparatus may be pivoted based on the rotation direction of the portable terminal. In addition, as shown in FIG. When connected in a state in which the horizontal type 181 is connected, the image display apparatus may receive state information of the portable terminal and pivot the vertical type 182.

The image display apparatus according to an embodiment of the present invention may display a 3D image, and convert a 2D image into a 3D image to display. Referring to FIG. 15, the image display device of the horizontal type 181 converts and displays the content 510 into the 3D image of the 2D content 509 displayed by the horizontal type 401 portable terminal.

Accordingly, in the present invention, by pivoting the video display device according to the rotation information of the portable terminal and displaying the same content on the big screen, the user can smoothly use the content without a separate magnification operation, and the same content is the 3D image of the big screen. Can also be used as.

According to an embodiment of the present invention, an image display apparatus and an operation method thereof determine whether to pivot based on a rotation direction of a portable terminal or state information of the portable terminal.

According to the present invention, the content can be shared with the mobile terminal, and the screen arrangement and screen division optimized according to the state of the mobile terminal or the characteristics of the content or the user's preference can be implemented. In addition, the user's convenience can be increased by pivoting the video display device according to the state of the portable terminal or the characteristics of the contents, so that the contents can be used more conveniently, and the user can be provided with pleasure.

The image display apparatus and the operation method thereof according to the present invention are not limited to the configuration and method of the embodiments described above, but the embodiments may be applied to all or some of the embodiments May be selectively 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 the processor-readable recording medium include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like, and may also be implemented in the form of a carrier wave 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, while the preferred embodiments of the present invention have 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.

100: video display device
170:
180: display unit
200: remote control device
300: mobile terminal

Claims (20)

Communicatively connecting with the mobile terminal;
Displaying the same content as the portable terminal; And,
And rotating the portable terminal based on the rotation direction of the portable terminal. The method of claim 1,
And receiving content information from the mobile terminal. The method of claim 1,
And the pivoting step pivots by 90 degrees in the same direction based on the rotation direction of the portable terminal. The method of claim 1,
And the pivoting step pivots in the same direction and rotation angle as the rotation direction and rotation angle of the portable terminal. The method of claim 1,
And displaying the same content as the content displayed on the mobile terminal on a full screen. The method of claim 1,
And displaying the same content as the content displayed on the portable terminal in an enlarged manner while maintaining the aspect ratio. The method of claim 1,
And receiving rotation information of the portable terminal. The method of claim 1
And displaying a message indicating whether the pivot is present. The method of claim 1
And displaying an input window for selecting whether to pivot the image. Communicatively connecting with the mobile terminal;
Receiving state information of the portable terminal; And,
And determining whether to pivot based on the state information. The method of claim 10,
And the status information includes at least one of content information, rotation information, and screen mode information of the portable terminal. The method of claim 10,
And displaying the same content as the content displayed on the portable terminal. An external device interface unit communicatively connected to the mobile terminal;
A display unit displaying the same contents as the portable terminal; And,
And a controller configured to control pivoting based on the rotation direction of the portable terminal when the portable terminal rotates. The method of claim 13,
And the external device interface unit receives at least one of content information and rotation information from the portable terminal. The method of claim 13,
And the controller controls to pivot by 90 degrees in the same direction based on the rotation direction of the portable terminal. The method of claim 13,
And the controller controls to pivot in the same direction and rotation angle as the rotation direction and rotation angle of the portable terminal. The method of claim 13,
And the control unit controls the display unit to display the same content as the content displayed on the portable terminal on the entire screen. The method of claim 13,
And the controller controls the display to display the same content as the content displayed on the mobile terminal while maintaining the same aspect ratio. An external device interface unit communicatively connected to the mobile terminal; And
And a controller for controlling a pivoting operation of the image display apparatus.
And the controller determines whether to pivot based on state information of the portable terminal received by the external device interface unit. 20. The method of claim 19,
And the state information includes at least one of content information, rotation information, and screen mode information of the portable terminal.

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