WO2014119812A1 - Dispositif d'affichage vidéo - Google Patents

Dispositif d'affichage vidéo Download PDF

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Publication number
WO2014119812A1
WO2014119812A1 PCT/KR2013/000869 KR2013000869W WO2014119812A1 WO 2014119812 A1 WO2014119812 A1 WO 2014119812A1 KR 2013000869 W KR2013000869 W KR 2013000869W WO 2014119812 A1 WO2014119812 A1 WO 2014119812A1
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WO
WIPO (PCT)
Prior art keywords
driving signal
remote controller
signal
display device
mode
Prior art date
Application number
PCT/KR2013/000869
Other languages
English (en)
Korean (ko)
Inventor
이건호
Original Assignee
엘지전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR1020157015897A priority Critical patent/KR101677656B1/ko
Priority to PCT/KR2013/000869 priority patent/WO2014119812A1/fr
Publication of WO2014119812A1 publication Critical patent/WO2014119812A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
    • H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
    • H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
    • H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
    • H04N21/4222—Remote control device emulator integrated into a non-television apparatus, e.g. a PDA, media center or smart toy

Definitions

  • the present invention relates to an image display device, and more particularly, to an image display device for outputting a broadcast or moving image and a control method thereof.
  • the video display device includes both a device for receiving and displaying a broadcast, recording and playing a video, and a device for recording and playing audio.
  • the image display apparatus includes, for example, a television, a computer monitor, a projector, a tablet, and the like.
  • the functions of the video display device are diversified, in addition to broadcasting, playing music or video files, a multimedia player has a complex function such as taking a picture or video, playing a game, and receiving a broadcast. Is implemented.
  • video display devices have been implemented as smart devices (eg, smart televisions). Accordingly, the image display device operates in conjunction with a mobile terminal or a computer as well as executing the Internet.
  • the increase of the function of the image display device as described above has the disadvantage that the increase in boot time. Therefore, it may be considered to improve the structural part and the software part of the image display device in order to facilitate the user's convenience with respect to the booting of the image display device.
  • the present invention has been made in view of the above-described conventional problems, and an object of the present invention is to provide an image display device that the user's haptic booting time is shorter.
  • Another object of the present invention is to provide a method for detecting a user's intention to use an image display device.
  • the image display device a display unit for outputting an image, a sensor unit for receiving at least one of the first and second drive signals from a remote controller, and the generation of the image And a controller configured to control the output.
  • the first driving signal is received while the display unit and the controller are inactivated, the first mode in which the display unit is inactivated and the controller is booted is executed, and the second driving signal is received in the first mode. In this case, a second mode in which the display unit is activated is executed.
  • the first driving signal is generated based on the movement of the remote controller
  • the second driving signal is generated by manipulation of a button provided in the remote controller.
  • the remote controller may include a sensor that senses the movement, and a transmitter that transmits the first driving signal when the movement is sensed.
  • the button is operated in the second mode, the power of the image display device may be turned off.
  • control unit detects whether the second driving signal is received in the first mode, and if the second driving signal is not received for a predetermined time, the display unit and the control unit are deactivated. Reduce.
  • the display unit When the second driving signal is received while the controller is booting, the display unit may be activated.
  • the second driving signal may be processed with priority with respect to the first driving signal.
  • the first driving signal is generated based on a user's grip on the remote controller.
  • the remote controller may include a sensor configured to sense a contact on one surface of the remote controller, and a transmitter configured to transmit the first driving signal when the contact is sensed.
  • the remote controller may have a front side and a rear side, the button may be disposed at the front side, and the sensor may be arranged to sense a user's contact with the rear side.
  • the remote controller is configured to enable wireless communication, and generates a first driving signal, and generates and transmits the second driving signal to the video display device. It includes a remote control.
  • the first driving signal may be generated when the mobile terminal enters a specific region.
  • the specific area may be an area where the mobile terminal is connected to a home appliance network.
  • the controller may turn off the image display apparatus when the second driving signal is not received in the first mode while the mobile terminal is connected to the home appliance network.
  • the remote controller is a mobile terminal configured to enable wireless communication, and the first driving signal is transmitted from the mobile terminal to the video display device along with the execution of the remote control application.
  • Information related to the mode of the image display device may be output to the graphical user interface of the remote control application.
  • the present invention is a video display device having a remote controller and a main body, the main body, a display unit for outputting an image, a sensor unit for receiving a power signal from the remote control, and the generation and output of the image And a control unit configured to control, detecting a state of the remote controller before receiving the power signal, and if the state corresponds to a set condition, the display unit is inactivated and the control unit executes a booting mode.
  • a video display device is disclosed.
  • the image display device may execute the booting mode when the movement of the remote controller or the user's grip on the remote controller is detected.
  • the haptic time for turning on the power after the user's power command can be shortened.
  • the booting mode is executed through the movement of the remote control or the grip recognition, a control method that does not require a user's command input process can be implemented.
  • the boot mode by using the boot mode, it is possible to vary the set value of the required power according to the progress of the power-on state. Through this, a control method of an image display device with low power consumption may be implemented despite a fast booting.
  • FIG. 1 is a block diagram illustrating an image display device and an external input device according to the present invention.
  • FIG. 2 is a block diagram illustrating in detail the external input device of FIG. 1.
  • FIG. 2 is a block diagram illustrating in detail the external input device of FIG. 1.
  • FIG. 3 is a conceptual diagram showing the interaction of the image display device and the external input device related to the present invention.
  • FIG. 4 is a conceptual diagram illustrating an example of a process of reducing haptic booting time in an image display device of the present invention.
  • FIG. 5 is a conceptual diagram of another embodiment of an image display device of the present invention.
  • FIG. 6 is a perspective view showing the structure of the remote controller of FIG.
  • FIG. 7 is a conceptual diagram of yet another embodiment of an image display device of the present invention.
  • FIG. 8 is a conceptual diagram of yet another embodiment of an image display device of the present invention.
  • FIG. 9 is a conceptual diagram illustrating each state of a mobile terminal of FIG. 8.
  • an image display device includes both an apparatus for receiving and displaying a broadcast, recording and reproducing a video, and an apparatus for recording and reproducing audio.
  • the television will be described by way of example.
  • the image display device 100 includes a tuner 110, a demodulator 120, a signal input / output unit 130, an interface unit 140, a control unit 150, a storage unit 160, a display unit 170, and audio. It includes an output unit 180.
  • the external input device 200 may be a separate device from the image display device 100 or may be included as one component of the image display device 100.
  • the tuner 110 selects an RF broadcast signal corresponding to a channel selected by a user from a radio frequency (RF) broadcast signal received through an antenna, and converts the RF broadcast signal into an intermediate frequency signal or a baseband image. Convert to voice signal. For example, if the RF broadcast signal is a digital broadcast signal, the tuner 110 converts the RF broadcast signal into a digital IF signal (DIF). On the other hand, if the RF broadcast signal is an analog broadcast signal, the tuner 110 converts the RF broadcast signal into an analog baseband video / audio signal (CVBS / SIF). As such, the tuner 110 may be a hybrid tuner capable of processing digital broadcast signals and analog broadcast signals.
  • RF radio frequency
  • the digital IF signal DIF output from the tuner 110 is input to the demodulator 120, and the analog baseband video / audio signal CVBS / SIF output from the tuner 110 is input to the controller 160.
  • the tuner 120 may receive an RF broadcast signal of a single carrier according to an Advanced Television Systems Committee (ATSC) scheme or an RF broadcast signal of multiple carriers according to a digital video broadcasting (DVB) scheme.
  • ATSC Advanced Television Systems Committee
  • DVD digital video broadcasting
  • the present invention is not limited thereto, and the image display apparatus 100 may include a plurality of tuners, for example, first and second tuners.
  • the first tuner may receive a first RF broadcast signal corresponding to a broadcast channel selected by a user
  • the second tuner may sequentially or periodically receive a second RF broadcast signal corresponding to a previously stored broadcast channel.
  • the second tuner may convert the RF broadcast signal into a digital IF signal (DIF) or an analog baseband video / audio signal (CVBS / SIF) in the same manner as the first tuner.
  • DIF digital IF signal
  • CVBS / SIF analog baseband video / audio signal
  • the demodulator 120 receives a digital IF signal DIF converted by the tuner 110 and performs a demodulation operation. For example, when the digital IF signal DIF output from the tuner 110 is an ATSC scheme, the demodulator 120 performs 8-VSB (8-Vestigal Side Band) demodulation. In this case, the demodulator 120 may perform channel decoding such as trellis decoding, de-interleaving, Reed Solomon decoding, and the like. To this end, the demodulator 120 may include a trellis decoder, a de-interleaver, a reed solomon decoder, and the like.
  • the demodulator 120 performs coded orthogonal frequency division modulation (COFDMA) demodulation.
  • the demodulator 120 may perform channel decoding such as convolutional decoding, deinterleaving, and Reed Solomon decoding.
  • the demodulator 120 may include a convolution decoder, a deinterleaver and a Reed-Solomon decoder.
  • the signal input / output unit 130 is connected to an external device to perform signal input and output operations, and for this purpose, may include an A / V input / output unit and a wireless communication unit.
  • a / V input / output part is Ethernet (Ethernet) terminal, USB terminal, CVBS (Composite Video Banking Sync) terminal, component terminal, S-video terminal (analog), DVI (Digital Visual Interface) terminal, HDMI (High Definition Multimedia Interface) terminal , MHL (Mobile High-definition Link) terminal, RGB terminal, D-SUB terminal, IEEE 1394 terminal, SPDIF terminal, a liquid (Liquid) HD terminal and the like.
  • the digital signal input through these terminals may be transmitted to the controller 150.
  • an analog signal input through the CVBS terminal and the S-video terminal may be converted into a digital signal through an analog-digital converter (not shown) and transmitted to the controller 150.
  • the wireless communication unit may perform a wireless internet connection.
  • the wireless communication unit performs wireless Internet access by using a wireless LAN (Wi-Fi), a wireless broadband (Wibro), a world interoperability for microwave access (Wimax), a high speed downlink packet access (HSDPA), or the like. can do.
  • the wireless communication unit may perform near field communication with other electronic devices.
  • the wireless communication unit may perform short range wireless communication using Bluetooth, Radio Frequency Identification (RFID), infrared data association (IrDA), Ultra Wideband (UWB), ZigBee, and the like. have.
  • RFID Radio Frequency Identification
  • IrDA infrared data association
  • UWB Ultra Wideband
  • ZigBee ZigBee
  • the signal input / output unit 130 is a video signal and an audio provided from an external device such as a digital versatile disk (DVD) player, a Blu-ray player, a game device, a camcorder, a computer (laptop), a mobile device, a smartphone, or the like.
  • the signal and the data signal may be transmitted to the controller 150.
  • the video signal, audio signal, and data signal of various media files stored in an external storage device such as a memory device or a hard disk may be transmitted to the controller 150.
  • the video signal, the audio signal, and the data signal processed by the controller 150 may be output to another external device.
  • the signal input / output unit 130 may be connected to a set-top box, for example, a set-top box for an IPTV (Internet Protocol TV) through at least one of the terminals described above, to perform signal input and output operations.
  • the signal input / output unit 130 may transmit the video signal, the audio signal, and the data signal processed by the set-top box for the IPTV to the controller 150 to enable bidirectional communication, and may be processed by the controller 150.
  • the signals can also be passed to set-top boxes for IPTV.
  • the IPTV may include ADSL-TV, VDSL-TV, FTTH-TV, etc. classified according to a transmission network.
  • the digital signal output from the demodulator 120 and the signal output unit 130 may include a stream signal TS.
  • the stream signal TS may be a signal multiplexed with a video signal, an audio signal, and a data signal.
  • the stream signal TS may be an MPEG-2 TS (Transprt Stream) multiplexed with an MPEG-2 standard video signal, a Dolby AC-3 standard audio signal, and the like.
  • the MPEG-2 TS may include a header of 4 bytes and a payload of 184 bytes.
  • the interface unit 140 may receive an input signal for power control, channel selection, screen setting, etc. from the external input device 200, or may transmit a signal processed by the controller 160 to the external input device 200. .
  • the interface unit 140 and the external input device 200 may be connected by wire or wirelessly.
  • a sensor unit may be provided, and the sensor unit may be configured to detect the input signal from a remote controller, for example, a remote controller.
  • the network interface unit (not shown) provides an interface for connecting the video display device 100 to a wired / wireless network including an internet network.
  • the network interface unit 230 may include an Ethernet terminal for connection with a wired network, and for connection with a wireless network, a WLAN (Wi-Fi) or 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 can access a predetermined web page through a network. That is, by accessing a predetermined web page through the network, it is possible to send or receive data with the server.
  • content or data provided by a content provider or a network operator may be received. That is, content such as a movie, an advertisement, a game, a VOD, a broadcast signal, and related information provided from a content provider or a network provider may be received through a network.
  • the network interface unit may select and receive a desired application from among applications that are open to the public through the network.
  • the controller 150 may control the overall operation of the image display device 100. More specifically, the controller 150 is formed to control the generation and output of the image. For example, the controller 150 may control the tuner 110 to tune an RF broadcast signal corresponding to a channel selected by a user or a previously stored channel.
  • the controller 150 may include a demultiplexer, an image processor, an audio processor, a data processor, and an on screen display (OSD) generator.
  • the controller 150 may include a CPU or a peripheral device in hardware.
  • the controller 150 may demultiplex the stream signal TS, for example, the MPEG-2 TS, and separate the video signal, the audio signal, and the data signal.
  • the controller 150 may perform image processing, for example, decoding on the demultiplexed image signal. More specifically, the controller 150 decodes the encoded video signal of the MPEG-2 standard by using the MPEG-2 decoder, and H according to the Digital Multimedia Broadcasting (DMB) method or the DVB-H using the H.264 decoder. The encoded video signal of the .264 standard can be decoded. In addition, the controller 150 may process the image such that brightness, tint, color, etc. of the image signal are adjusted. The image signal processed by the controller 150 may be transmitted to the display unit 170 or may be transmitted to an external output device (not shown) through an external output terminal.
  • DMB Digital Multimedia Broadcasting
  • the controller 150 may perform voice processing, for example, decoding on the demultiplexed voice signal.
  • the controller 150 decodes the encoded audio signal of the MPEG-2 standard using the MPEG-2 decoder, and uses the MPEG 4 decoder according to the MPEG 4 Bit Sliced Arithmetic Coding (BSAC) standard according to the DMB scheme.
  • the encoded audio signal may be decoded, and the encoded audio signal of the AAC (Advanced Audio Codec) standard of MPEG 2 according to the satellite DMB scheme or DVB-H may be decoded using the AAC decoder.
  • the controller 150 may process base, treble, volume control, and the like.
  • the voice signal processed by the controller 150 may be transmitted to the audio output unit 180, for example, a speaker, or may be transmitted to an external output device.
  • the controller 150 may perform signal processing on the analog baseband video / audio signal CVBS / SIF.
  • the analog baseband video / audio signal CVBS / SIF input to the controller 150 may be an analog baseband video / audio signal output from the tuner 110 or the signal input / output unit 130.
  • the signal processed image signal is displayed through the display unit 170, and the signal processed audio signal is output through the audio output unit 180.
  • the controller 150 may perform data processing, for example, decoding on the demultiplexed data signal.
  • the data signal may include EPG (Electronic Program Guide) information including broadcast information such as a start time and an end time of a broadcast program broadcast in each channel.
  • EPG information may include, for example, TSC-PSIP (ATSC-Program and System Information Protocol) information in the ATSC scheme, and DVB-Service Information (DVB-SI) in the DVB scheme.
  • ATSC-PSIP information or DVB-SI information may be included in a header (4 bytes) of MPEG-2 TS.
  • the controller 150 may perform a control operation for OSD processing.
  • the controller 150 displays an OSD for displaying various types of information in the form of a graphic or text based on at least one of an image signal and a data signal or an input signal received from the external input device 200. You can generate a signal.
  • the OSD signal may include various data such as a user interface screen, a menu screen, a widget, and an icon of the image display device 100.
  • the storage unit 160 may store a program for signal processing and control of the controller 150, or may store a signal processed video signal, an audio signal, and a data signal.
  • the storage unit 160 may include a flash memory, a hard disk, a multimedia card micro type, a card type memory (for example, SD or XD memory), random access (RAM), and the like.
  • memory RAM
  • static random access memory SRAM
  • read-only memory ROM
  • EEPROM electrically erasable programmable read-only memory
  • PROM programmable read-only memory
  • magnetic memory magnetic disk
  • optical disk At least one of the storage medium may include.
  • the display unit 170 may generate a driving signal by converting an image signal, a data signal, an OSD signal, etc. processed by the controller 150 into an RGB signal. Through this, the display unit 170 outputs an image.
  • the display unit 170 may include a plasma display panel (PDP), a liquid crystal display (LCD), a thin film transistor liquid crystal display (TFT-LCD), and an organic light emitting diode (Organic).
  • PDP plasma display panel
  • LCD liquid crystal display
  • TFT-LCD thin film transistor liquid crystal display
  • Organic light emitting diode Organic light emitting diode
  • OLED Light Emitting Diode
  • a flexible display flexible display
  • 3D display three-dimensional display
  • the display 180 may be implemented as a touch screen to perform a function of an input device.
  • the audio output unit 180 outputs a voice signal processed by the controller 150, for example, a stereo signal or 5.1 signals.
  • the audio output unit 180 may be implemented as various types of speakers.
  • a photographing unit (not shown) for photographing the user may be further provided.
  • the photographing unit (not shown) may be implemented by one camera, but is not limited thereto and may be implemented by a plurality of cameras.
  • the image information photographed by the photographing unit (not shown) is input to the controller 270.
  • a sensing unit including at least one of a touch sensor, a voice sensor, a position sensor, and a motion sensor may be further provided in the image display apparatus 100. have.
  • the signal detected by the sensing unit may be transmitted to the controller 150 through the user input interface unit 140.
  • the controller 150 may detect a gesture of the user by combining or combining the image captured by the photographing unit (not shown) or the detected signal from the sensing unit (not shown).
  • the power supply unit (not shown) supplies the corresponding power throughout the image display device 100.
  • power may be supplied to the controller 150, which may be implemented in the form of a System On Chip (SOC), a display unit 170 for displaying an image, and an audio output unit 180 for audio output. Can be.
  • SOC System On Chip
  • the power supply unit may include a converter (not shown) for converting AC power into DC power.
  • a converter for example, when the display unit 170 is implemented as a liquid crystal panel having a plurality of backlight lamps, an inverter (not shown) capable of PWM operation may be further provided for driving of variable brightness or dimming. It may be.
  • the external input device 200 is connected to the interface unit 140 by wire or wirelessly, and transmits an input signal generated according to a user input to the interface unit 140.
  • the external input device 200 may include a remote controller, a mouse, a keyboard, and the like.
  • the remote controller may transmit an input signal to the interface unit 140 through Bluetooth, RF communication, infrared communication, UWB (Ultra Wideband), ZigBee, or the like.
  • the remote controller can be implemented as a space remote control device.
  • the space remote control device may generate an input signal by detecting an operation of the main body in the space.
  • the video display device 100 receives at least one of ATSC (8-VSB) digital broadcasting, DVB-T (COFDM) digital broadcasting, ISDB-T (BST-OFDM) digital broadcasting, and the like. It can be implemented as a fixed digital broadcast receiver possible.
  • the video display device 100 may include terrestrial DMB digital broadcasting, satellite DMB digital broadcasting, ATSC-M / H digital broadcasting, DVB-H (COFDM) digital broadcasting, and media flow. Link Only) may be implemented as a mobile digital broadcast receiver capable of receiving at least one of digital broadcasting and the like.
  • the image display device 100 may be implemented as a digital broadcast receiver for cable, satellite communication, IPTV.
  • the external input device 200 includes a wireless communication unit 210, a user input unit 220, a detection unit 230, an output unit 240, a power supply unit 250, a storage unit 260, and a control unit 270. .
  • the wireless communication unit 210 transmits a signal to the image display device 100 or receives a signal from the image display device 100.
  • the wireless communication unit 210 may include an RF module 211 and an IR module 212.
  • the RF module 211 is connected to the interface unit 140 of the image display device 100 according to the RF communication standard, and transmits and receives a signal
  • the IR module 212 interfaces of the image display device 100 according to the IR communication standard. Transmit and receive signals with the unit 140.
  • the user input unit 220 may include a keypad, a key button, a scroll key, a jog key, and the like as an input means.
  • the user may input a command related to the image display apparatus 100 by manipulating the user input unit 220.
  • Such a command may be input, for example, by a user through a push operation of a hard key button of the user input unit 200.
  • the detector 230 may include a gyro sensor 231 and an acceleration sensor 232.
  • the gyro sensor 231 may detect the spatial movement of the external input device 200 based on the x, y, and z axes.
  • the acceleration sensor 232 may detect a moving speed of the external input device 200 and the like.
  • the output unit 240 outputs the information corresponding to the operation of the user input unit 230 and the information corresponding to the transmission signal of the image display device 100. Accordingly, the user may recognize the operation state of the user input unit 230 or the control state of the image display device 100 through the output unit 230. For example, the output unit 240, in response to the operation of the user input unit 230 or the signal transmission and reception through the wireless communication unit 210, the LED module 241 is turned on, the vibration module 242 for generating vibration, A sound output module 243 for outputting sound and a display module 244 for outputting an image may be provided.
  • the power supply unit 250 supplies power to various electronic elements of the external input device 200.
  • the power supply 250 may reduce power waste by stopping power supply.
  • the power supply unit 250 may resume power supply when a predetermined key of the external input device 200 is operated.
  • the storage unit 260 may store various programs, applications, and frequency band information related to the control or operation of the external input device 200.
  • the controller 270 performs an overall control operation of the external input device 200.
  • FIG. 3 is a conceptual diagram illustrating the mutual operation of the image display device 100 and the external input device 200 according to the present invention.
  • a TV receiver is shown as an example of the image display device 100
  • a remote controller is shown as an example of the external input device 200.
  • the external input device 200 may transmit or receive a signal with the image display device 100 according to an RF communication standard.
  • a control menu may be displayed on the screen of the image display device 100 according to a control signal of the external input device 200.
  • the external input device 200 may include a plurality of buttons and generate an external input signal according to a user's button manipulation.
  • the external input device 200 may be a remote controller, and the remote controller transmits and receives a signal to and from the interface unit 140 of the image display apparatus 100 without button manipulation. This shortens the user's haptic booting time, and this mechanism will be described in more detail below.
  • FIG. 4 is a conceptual diagram illustrating an example of a process of shortening the haptic booting time in the image display device of the present invention.
  • the sensor unit of the image display apparatus 100 is configured to receive at least one of the first and second driving signals from the remote controller.
  • the sensor unit is configured to detect input signals from a remote controller 201, for example, a remote controller, and is provided in the main body 101 of the image display device 100.
  • the second driving signal may be a signal generated by manipulation of a button provided in the remote controller 201. More specifically, the second driving signal may be a power signal for turning on the power of the main body 101, and the button may be a power button.
  • the image display device 100 detects the state of the remote controller 201 before receiving the second driving signal, and if the state of the remote controller 201 corresponds to a set condition, the display unit ( 170 is deactivated and the control unit 150 (see FIG. 1 above) executes a booting mode.
  • the booting mode (hereinafter, referred to as a “first mode”) is the display unit 170 in a state where the power of the image display apparatus 100 is turned off, that is, the display unit 170 and the controller 150 are deactivated. Deactivation of is maintained and the control unit 150 is defined as entering the booting state.
  • the first mode is a concept different from a power saving mode in which the display unit 170 is deactivated when the power is turned on. Therefore, the first mode is a state of waiting for input during complete booting of the image display apparatus, and only the CPU, RAM, and some peripheral devices may be booted.
  • standby power may vary depending on how far the booting proceeds. For example, the standby power in the first mode may be set to 10W or less. In contrast, the standby power may be 0.1 W or less when the image display device is turned off.
  • the set condition of the remote controller 201 for switching to the first mode may be the movement of the remote controller 201.
  • the first driving signal is a signal generated by the movement of the remote controller 201, and when the image display device 100 receives the first driving signal while the power is turned off, the first mode is used. Will run. Looking at the process, in the state that the image display device is powered off, the remote controller detects its movement (S110), and transmits the first driving signal to the image display device (S120). When the image display device receives the first driving signal, the image display device performs a first step booting to execute the first mode (S130).
  • the remote controller 201 may include a sensor (not shown) and a transmitter (not shown).
  • the sensor is formed to detect the movement of the remote controller 201, for example, a motion sensor such as a gyro sensor 231, an acceleration sensor 232 (see FIG. 2 above), an ultrasonic sensor, a gravity sensor, and the like.
  • a motion sensor such as a gyro sensor 231, an acceleration sensor 232 (see FIG. 2 above), an ultrasonic sensor, a gravity sensor, and the like.
  • the remote controller may be implemented as a remote control device for detecting an operation in a space and generating an input signal.
  • the transmitter transmits a signal to the image display apparatus 100, but may be configured to receive a signal from the image display apparatus 100.
  • the RF module 211 or the IR module 212 (see FIG. 2 above) transmits the first driving signal to the video display device according to a communication standard.
  • the second mode in which the display unit is activated is executed (S140). That is, when the power button of the remote controller is pressed in the first mode, the second stage booting proceeds, and devices that are not activated in the first mode are activated. In this example, the screen of the display unit is turned on.
  • the present embodiment proposes a method for further reducing the standby power.
  • the image display device may be restored to the power off state (S150).
  • the controller detects whether the second driving signal is received in the first mode, and if the second driving signal is not received for a predetermined time, the controller returns the display unit and the controller to an inactive state.
  • the display unit when the second driving signal is received while the controller is booting, the display unit may be activated. That is, when the second driving signal is received while the controller is booting by executing the first mode, the second driving signal is directly transmitted to the booting for the execution of the second mode from the time when the second driving signal is received.
  • the image display device is configured to receive and process the second driving signal even during execution of the first mode.
  • the second driving signal may be processed with priority over the first driving signal.
  • the booting to the second mode may be immediately performed when the image display device is turned off.
  • the button is operated in the second mode, the power of the image display device is turned off. That is, when the image display device receives the power-off signal in the second mode, the image display device immediately turns off the power without entering the first mode.
  • FIG. 5 is a conceptual diagram of another embodiment of an image display device of the present invention
  • FIG. 6 is a perspective view showing the structure of the remote controller of FIG.
  • the first drive signal is generated based on the user's grip on the remote controller. That is, the remote controller detects the user's grip on the user (S210), and when the grip is detected, transmits the first driving signal to the image display device (S220). Since the user's grip is the basis of the boot start, the user's haptic booting time can be shortened.
  • the remote controller 300 may include a sensor 301 that senses a contact on one surface of the remote controller 300, and a transmitter (not shown) that transmits the first driving signal when the contact is sensed. May be provided). Since the description of FIG. 4 may be applied to the configuration of the transmitter, a description thereof will be omitted.
  • the remote controller 300 includes a front side and a rear side, and a button (or a power button 302) for receiving the generation of the second driving signal is disposed on the front side, and the sensor 301 is located on the front side. It may be arranged to detect a user's contact with the back.
  • the senor 301 may be a touch sensor that senses a touch on the rear surface. If the user touches the rear surface, the first driving signal may be generated.
  • the present invention is not necessarily limited thereto, and the sensor may generate a first driving signal by detecting a user's touch (or touch) with respect to any part of the side of the remote controller.
  • whether to generate the first driving signal may be determined by the degree of grip (the amount of contacting the rear surface) of the user. More specifically, the sensor 301 detects an area where the user touches the rear or side surface of the remote controller and reaches a predetermined size, thereby preventing a malfunction by generating a first driving signal.
  • the sensor may be an illuminance sensor or a pressure sensor.
  • the illuminance sensor when the user grasps the remote controller, the illuminance is detected to generate a first driving signal.
  • the pressure sensor the user senses the force holding the remote controller to generate a first driving signal. As such, the user's grip on the remote controller can be sensed in various forms.
  • the image display device may operate in conjunction with a mobile terminal.
  • a mobile terminal As an example of this, first, an embodiment in which the video display device interworks with a mobile terminal and a home appliance network will be described. 7 is a conceptual diagram of yet another embodiment of an image display device of the present invention.
  • the remote controller is extended to the concept including the mobile terminal 400 and the remote control 500.
  • the mobile terminal 400 is configured to enable wireless communication, and may be divided into a handheld terminal and a vehicle mount terminal according to whether a user can directly carry it.
  • the mobile terminal may include a mobile phone, a smart phone, a laptop computer, a tablet, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), navigation, and the like.
  • PDA personal digital assistant
  • PMP portable multimedia player
  • the mobile terminal 400 generates a first driving signal
  • the remote controller 500 generates the second driving signal and transmits the second driving signal to the image display device 100.
  • the second driving signal is generated by the user operating a button of the remote controller, but the first driving signal is generated when the mobile terminal 400 enters a specific area.
  • the first driving signal may be generated so that the image display device detects this.
  • the specific area may be an area where the mobile terminal 400 is connected to a home appliance network.
  • the home appliance network builds a device such as a PC and a set-top box in each home as a home server (H) and gives a unique IP address using a LAN, a wired telephone network, a wireless data network, and the like. Receive and operate.
  • the home server H transmits and receives data to and from the image display device 100 or the mobile terminal 400 through a protocol determined by a data transmission / reception protocol.
  • An application for accessing the home appliance network may be installed in the mobile terminal, and a specific mobile terminal may be registered in the home appliance network.
  • the mobile terminal 400 connects to the home server H through a wireless data network such as Wi-Fi (S310), and when the mobile terminal 400 is connected, the mobile terminal 400 outputs the first driving signal to the image.
  • the display device 100 transmits the data to the display device 100 (S320). Thereafter, when the first display signal is received, the image display device 100 proceeds to the first step to execute the first mode (S330). Next, when the image display device receives the second driving signal in the first mode, a second mode in which the display unit is activated is executed (S340), and the second driving signal is generated by manipulating a power button of a remote controller. do.
  • the controller 150 may turn off the power of the image display apparatus 100. It may be performed (S350). According to this operation, when the user enters a specific area, that is, the home, but does not intend to turn on the image display device, the power of the image display device is turned off, and thus the consumption of standby power can be prevented.
  • FIG. 8 is a conceptual diagram of yet another embodiment of a video display device of the present invention
  • FIG. 9 is a conceptual diagram showing each state of the mobile terminal of FIG.
  • the remote controller may be the mobile terminal 600.
  • the mobile terminal 600 may be configured to execute a remote control application, and a power button may be output to the GUI of the remote control application along with a number button capable of touch input.
  • the first driving signal is transmitted from the mobile terminal to the video display device together with the execution of the remote control application (S410) (S420). Thereafter, the image display device 100 receives the first driving signal and proceeds to the first step booting to execute the first mode (S430). Next, when the image display device receives the second driving signal in the first mode, a second mode in which the display unit is activated is executed (S440). The second driving signal is touched by a touch of a power button of a remote control application. Is generated. In this case, the execution of the remote control application is shown in the first figure of FIG. 9 and the touch of the power button is shown in the second figure.
  • the controller 150 does not perform an operation of turning off the power of the image display device 100 even when the second driving signal is not received while the remote control application is executed. Since the execution of the remote control application is likely to be for use of the video display device, the power of the video display device is not turned off.
  • Information related to the mode of the image display device may be output to the GUI of the remote control application.
  • information for example, boot mode execution
  • boot mode execution informing the GUI
  • the image display device may operate according to the embodiment of FIG. 7 before the remote controller application is executed, and may operate according to the embodiment of FIG. 8 when the remote controller application is executed.
  • the embodiment of FIG. 7 or the embodiment of FIG. 8 may be selectively operated according to the user's setting.
  • a computer program (executed by a computer, a processor, a controller, etc.) stored in a computer-executable medium for implementing a method of receiving a stereoscopic image signal and a receiving apparatus of a stereoscopic image signal in digital broadcasting is It may include one or more program code sections for performing various tasks.
  • a software tool (executed by a computer, a processor, a controller, etc.) stored in a computer-executable medium for implementing a method of receiving a stereoscopic image signal and a receiving apparatus of the stereoscopic image signal in digital broadcasting, It can contain parts of program code that perform a variety of tasks.
  • the video display device of the present invention has industrial applicability by presenting a video display device for outputting a broadcast or moving picture and a control method thereof.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)

Abstract

La présente invention concerne un dispositif d'affichage vidéo, comprenant : une unité d'affichage destinée à sortir une vidéo ; une unité capteur destinée à recevoir au moins un parmi un premier signal d'attaque et un second signal d'attaque en provenance d'un dispositif de commande à distance ; et une unité de commande conçue de façon à commander une génération et une sortie de la vidéo. Si le premier signal d'attaque est reçu dans un état où l'unité d'affichage et l'unité de commande sont désactivées, un premier mode est mis en œuvre, selon lequel la désactivation de l'unité d'affichage est maintenue et l'unité de commande est amorcée et, si le second signal d'attaque est reçu dans le premier mode, un second mode est mis en œuvre, selon lequel l'unité d'affichage est désactivée.
PCT/KR2013/000869 2013-02-04 2013-02-04 Dispositif d'affichage vidéo WO2014119812A1 (fr)

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PCT/KR2013/000869 WO2014119812A1 (fr) 2013-02-04 2013-02-04 Dispositif d'affichage vidéo

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KR20150098624A (ko) 2015-08-28

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