KR20120094802A - Wireless rf based remote control device equipped to connect with a headset and keyboard - Google Patents

Abstract

PURPOSE: A remote controller capable of the connection of a keyboard and a head set using a wireless radio frequency mode is provided to increase directivity, interference of a neighboring light unit, and restriction of input/output. CONSTITUTION: A plug and play transmitting and receiving device(310) communicates data in a wireless RF mode when a terminal device is connected to a USB port. A remote controller device(315) transmits and receives input data of a keyboard which is connected to an audio signal. The remote controller device includes a head set jack. The head set jack is connected to a head set. The remote controller device includes a keyboard data input jack.

Description

Wireless RF Based Remote Control Device Equipped to Connect with a Headset and Keyboard}

The present disclosure relates to communication devices and systems, and more particularly to remote control devices and systems.

Remote control or remote control is an electronic device used for remote operation of a machine. It is often used to control television, radio, and audio equipment. Wired devices that operate portable audio devices are also called remote controls.

Existing remote controllers can use IR (Infrared) method to perform simple functions such as changing channels or adjusting audio volume at the press of a button. The transmission method of the existing remote control mainly uses the IR method, and the receiver has the directivity to operate correctly when the user presses the correct button toward the device to receive directly. Also, the TV or the set-top is affected by the interference of the luminaire near the fluorescent lamp. Receivers such as boxes (STB) do not properly recognize the signal from the remote control, and has a disadvantage such as malfunction. In addition, since the keyboard of the remote controller is simple, only simple data can be transmitted to the device to be received. Therefore, it is impossible to implement additional functions in a developer of a receiver such as a TV or an STB. Also, if you want to listen to the audio of TV or STB by yourself so that other people can't hear the audio, you should connect wired headphones to the audio terminal of the TV or use an expensive Bluetooth headset if your TV or STB has Bluetooth function. Audio listening is possible.

An object of the present invention is to improve the directivity, the disadvantage of the IR method that is a disadvantage of the conventional remote control technology, the interference of the ambient lighting equipment and the restriction of the input and output and to improve the existing remote control is limited in the function of the input and output.

According to an embodiment of the present disclosure, a communication system device according to an embodiment of the present disclosure is connected to a USB port of a terminal device to be transmitted and received. Communication system device including a remote control device for transmitting and receiving the input data of the plug and play transmission and reception device and the wireless RF method.

According to an embodiment of the present disclosure, a video display device system according to an exemplary embodiment of the present disclosure provides a video display device, a plug and play transmission and reception device for communicating data in a wireless RF manner when connected to a USB port of the video display device, and the plug. And a remote control device for transmitting and receiving audio signals and keyboard input data in a wireless RF manner with the n-play transceiver.

A system according to an embodiment disclosed in the present disclosure for realizing the above object is a wireless plug-and-play transceiver for communicating data in a wireless RF manner when connected to the STB, the USB port of the STB and the plug and play transceiver and wireless It includes a remote control device for transmitting and receiving the audio signal and the keyboard input data connected by the RF method.

A remote control system and a method of controlling the same according to at least one embodiment disclosed in the present specification, when connected to a USB port of a terminal device to be transmitted and received, and a plug and play transmitting and receiving device and audio signal for communicating data in a wireless RF manner; By implementing a communication system device including a remote control device for transmitting and receiving the input data of the connected keyboard with the plug and play transmission and reception device in a wireless RF manner, directivity, interference of surrounding lighting devices, and limited limitations of the conventional IR type remote control device. It provides a function to solve problems such as an input / output function.

1 is a block diagram illustrating an image display device according to an exemplary embodiment disclosed herein.
2 is a block diagram illustrating a control unit of an image display device according to an exemplary embodiment disclosed herein.
3 to 5 are exemplary views illustrating an operation of a remote control apparatus of an image display device according to an exemplary embodiment disclosed herein.
6 is a block diagram illustrating a remote control apparatus of an image display device according to an exemplary embodiment disclosed herein.
7 is a block diagram illustrating a communication system device according to an exemplary embodiment disclosed herein.
FIG. 8 is a detailed block diagram illustrating the plug and play transmission and reception apparatus illustrated in FIG. 7 in detail.
FIG. 9 is a detailed block diagram illustrating in detail the remote controller illustrated in FIG. 7.

Hereinafter, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings, and the same or similar components are denoted by the same reference numerals regardless of the reference numerals, and redundant description thereof will be omitted. The suffix "module" and " part "for the components used in the following description are given or mixed in consideration of ease of specification, and do not have their own meaning or role. In addition, in describing the embodiments disclosed herein, when it is determined that the detailed description of the related known technology may obscure the gist of the embodiments disclosed herein, the detailed description thereof will be omitted. In addition, it should be noted that the accompanying drawings are only for easily understanding the embodiments disclosed in the present specification and are not to be construed as limiting the technical spirit disclosed in the present specification by the accompanying drawings.

Video display device

The image display device described herein may be a built-in display such as an analog or digital television receiver (TV), an internet connected TV, an internet protocol TV, a computer, a game machine, or the like. The device visually displays an image through an external display device.

In particular, the video display device described in the present specification is an intelligent video display device in which a computer support function is added to a broadcast reception function, which is faithful to the broadcast reception function and has an Internet function added thereto. It can be equipped with a more convenient interface such as a touch screen or a space remote controller.

In addition, the image display device described herein is connected to the Internet and a computer with the support of a wired or wireless Internet function, it is also possible to perform functions such as email, Internet browsing, banking or gaming. A standard operating system (OS) standardized for these various functions may be used in the image display device described herein. In this case, the image display device described herein can freely add or delete various applications on a general-purpose OS kernel, thereby performing various user-friendly functions. For example, the image display device described herein may be a smart TV.

1 is a block diagram illustrating an image display device according to an exemplary embodiment disclosed herein.

Referring to FIG. 1, the image display device 100 according to an exemplary embodiment of the present disclosure may include a broadcast receiving unit 105, an external device interface unit 135, a storage unit 140, and a user input interface unit 150. , A control unit 170, a display unit 180, an audio output unit 185, a power supply unit 190, and the like. Since the components shown in FIG. 1 are not essential, the image display device 100 having more or fewer components may be implemented.

The broadcast receiving unit 105 of the components of the image display device 100 may include a tuner 110, a demodulator 120, and a network interface unit 130. The tuner 110 and the demodulator 120 may be selectively provided with the network interface 130.

The tuner 110 selects an RF broadcast signal corresponding to a channel selected by a user or all channels stored in advance among radio frequency (RF) broadcast signals received through an antenna. In addition, the tuner 110 converts the selected RF broadcast signal into an intermediate frequency (IF) signal or a baseband video / audio signal.

For example, if the selected RF broadcast signal is a digital broadcast signal, the tuner 110 converts it into a digital IF signal (DIF), and if the analog broadcast signal is an analog baseband video / audio signal (Composite Video Banking Sync (CVBS) / Source Input) Format (SIF)). That is, the tuner 110 may process a digital broadcast signal or an analog broadcast signal. The analog baseband video / audio signal CVBS / SIF output from the tuner 110 may be directly input to the control unit 170.

In addition, the tuner 110 may receive an RF broadcast signal of a single carrier according to an Advanced Television System Committee (ATSC) scheme or an RF broadcast signal of a plurality of carriers according to a digital video broadcasting (DVB) scheme.

Meanwhile, the tuner 110 may sequentially select RF broadcast signals of all broadcast channels stored through a channel memory function among RF broadcast signals received through an antenna and convert the RF broadcast signals into intermediate frequency signals or baseband video / audio signals. have.

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. In addition, the demodulator 120 may perform channel decoding. To this end, the demodulator 120 includes a trellis decoder, a de-interleaver, a reed solomon decoder, and the like. Remote decoding and the like.

For example, when the digital IF signal output from the tuner 110 is a DVB scheme, the demodulator 120 performs coded orthogonal frequency division modulation (COFDMA) demodulation. In addition, the demodulator 120 may perform channel decoding. To this end, the demodulator 120 may include a convolution decoder, a deinterleaver, a reed-soloman decoder, and the like to perform convolutional decoding, deinterleaving, reed-soloman decoding, and the like.

The demodulator 120 may output a stream signal TS after performing demodulation and channel decoding. 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 Transport Stream (TS) multiplexed with an MPEG-2 standard video signal, a Dolby AC-3 standard audio signal, and the like. Specifically, the MPEG-2 TS may include a header of 4 bytes and a payload of 184 bytes.

Meanwhile, the above-described demodulator 120 may be provided separately according to the ATSC method and the DVB method. That is, the demodulator 120 may be provided as an ATSC demodulator and a DVB demodulator.

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

The external device interface unit 135 may connect the external device to the image display device 100. To this end, the external device interface unit 135 may include an A / V input / output unit (not shown) or a wireless communication unit (not shown).

The external device interface unit 135 may be connected to an external device such as a DVD (Digital Versatile Disk), a Blu-ray, a game device, a camera, a camcorder, a computer (laptop), or the like by wire / wireless. The external device interface unit 135 transmits an image, audio or data signal input from the outside to the control unit 170 through a connected external device. In addition, the external device interface unit 135 may output a video, audio or data signal processed by the control unit 170 to the connected external device. To this end, the external device interface unit 135 may include an A / V input / output unit (not shown) or a wireless communication unit (not shown).

The A / V input / output unit uses a USB terminal, a CVBS (Composite Video Banking Sync) terminal, a component terminal, an S-video terminal (analog), and a DVI terminal 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 may perform near field communication with other electronic devices. The image display device 100 may communicate with Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, and Digital Living Network Alliance (DLNA). Depending on the specification, it can be networked with other electronic devices.

In addition, the external device interface unit 135 may be connected through various set top boxes and at least one of the various terminals described above to perform input / output operations with the set top box.

Meanwhile, the external device interface unit 135 may receive an application or a list of applications in a neighboring external device and transmit the received application or list to the control unit 170 or the storage unit 140.

The network interface unit 130 provides an interface for connecting the video display device 100 to a wired / wireless network including an internet network. The network interface unit 130 may include an Ethernet terminal for connecting to a wired network, and for connecting to a wireless network, use a WLAN (Wi-Fi), a Wibro (Wireless broadband), World Interoperability for Microwave Access (WiMax), High Speed Downlink Packet Access (HSDPA), and Long Term Evolution / Long Term Evolution Advanced (LTE / LTE-A) communication standards may be used.

The network interface unit 130 may access a predetermined web page through a network. That is, the network interface unit 130 may access a predetermined web page through a network and transmit or receive data with the corresponding server. In addition, the network interface unit 130 may receive content or data provided by a content provider or a network operator. That is, the network interface unit 130 may receive 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 through a network.

In addition, the network interface unit 130 may receive the update information and the update file of the firmware provided by the network operator. In addition, the network interface unit 130 may transmit data to the Internet or a content provider or a network operator. In addition, the network interface unit 130 may select and receive a desired application from among applications that are open to the public through the network.

The storage unit 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 from the external device interface unit 135 or the network interface unit 130. In addition, the storage 140 may store information about a predetermined broadcast channel through a channel storage function.

In addition, the storage unit 140 may store an application or a list of applications input from the external device interface unit 135 or the network interface unit 130.

The storage unit 140 may include a flash memory type, a hard disk type, a multimedia card micro type, and a card type memory (eg, SD or XD memory). The storage medium may include at least one type of storage medium such as RAM, ROM, or the like. The video display device 100 may provide a user with a content file (video file, still image file, music file, document file, application file, etc.) stored in the storage 140.

1 illustrates an embodiment in which the storage unit 140 is provided separately from the control unit 170, but the scope of the embodiments disclosed herein is not limited thereto. That is, although not shown in Figure 1, the storage unit 140 may be included in the control unit 170.

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

For example, the user input interface unit 150 may power on / off, channel selection, screen setting, etc. from the remote control apparatus 200 according to various communication methods such as RF (Radio Frequency) communication method and infrared (IR) communication method. Receives and processes a user input signal or a control signal, or transmits a control signal from the control unit 170 to the remote control device 200 may be processed.

In addition, for example, the user input interface unit 150 may transmit a user input signal or a control signal input from a local key (not shown) such as a power key, a channel key, a volume key, and a setting key to the control unit 170. Can be.

Also, for example, the user input interface unit 150 may transmit a user input signal or a control signal input from a sensor unit (not shown) that senses a user's gesture to the control unit 170, or control unit 170. Can transmit a signal from the sensor unit (not shown). Here, the sensor unit (not shown) may include a touch sensor, a voice sensor, a position sensor, an operation sensor, and the like.

The control unit 170 demultiplexes a stream input through the tuner 110, the demodulator 120, or the external device interface unit 135, or processes the demultiplexed signals to generate a signal for video / audio output. And output.

The image signal processed by the control unit 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 control unit 170 may be input to the external output device through the external device interface unit 135.

The audio signal processed by the control unit 170 may be audio output to the audio output unit 185. In addition, the voice signal processed by the control unit 170 may be input to the external output device through the external device interface unit 135.

Although not shown in FIG. 1, the controller 170 may include a demultiplexer, an image processor, and the like. This will be described later with reference to FIG. 2.

In addition, the controller 170 may control the overall operation of the image display device 100. For example, the control unit 170 may control the tuner 110 to select and tune 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. In particular, the control unit 170 may access the network to download the desired application or application list into the video display device 100.

For example, the controller 170 may control 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. The controller 170 may process an image, audio, or data signal of a selected channel. The control unit 170 may control the display unit 180 or the audio output unit 185 to output the channel information selected by the user together with the processed image / audio signal.

As another example, the control unit 170 may be an external device (eg, a camera or a camcorder) input through the external device interface unit 135 according to an external device image playback command received through the user input interface unit 150. Etc.) can be controlled to 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, the control unit 170 may include a broadcast image input through the tuner 110, an external input image input through the external device interface unit 135, an image input through the network interface unit, or a storage unit 140. The stored image 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.

On the other hand, when entering the application view item, the control unit 170 may control to display a list of applications or applications stored in the video display device 100, a list of applications or applications downloadable from an external network.

The control unit 170 may control to install and run an application downloaded from an external network along with various user interfaces. In addition, the controller 170 may control an image related to an application executed by the user's selection to be displayed on the display unit 180.

Although not shown in FIG. 1, a channel browsing processor (not shown) that generates a thumbnail image corresponding to a channel signal or an external input signal is further included in the image display device 100 according to an exemplary embodiment disclosed herein. It may be.

The channel browsing processor (not shown) receives a stream signal TS output from the demodulator 120 or a stream signal output from the external device interface unit 135, and extracts an image from the input stream signal. You can create thumbnail images. 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. Meanwhile, the thumbnail images in the thumbnail list may be updated sequentially or simultaneously. Accordingly, the user can easily grasp the contents of the plurality of broadcast channels.

The display unit 180 converts the image signal, the data signal, the OSD signal, and the image signal, data signal, etc. received from the external device interface unit 135 processed by the control unit 170 into R, G, B signals, respectively. Generate a drive signal.

The display unit 180 may include a plasma display panel (PDP), a liquid crystal display (LCD), an organic light-emitting diode (OLED), a flexible display, a 3D display, or the like.

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

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

Meanwhile, a photographing unit (not shown) for photographing the user may be further provided. The photographing unit 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 control unit 170.

Meanwhile, in order to detect a gesture of a user, as described above, a sensor unit (not shown) 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 sensor unit (not shown) may be transmitted to the control unit 170 through the user input interface unit 150.

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

The power supply unit 190 supplies the corresponding power throughout the image display device 100. In particular, the power supply unit 190 may include a control unit 170 that 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 for audio output ( 185) or the like.

To this end, the power supply unit 190 may include a converter (not shown) for converting AC power into DC power. On the other hand, for example, when the display unit 180 is implemented as a liquid crystal panel having a plurality of backlight lamps, the power supply unit 190 is a pulse width modulation (PWM) for driving the variable brightness or dimming (dimming) It may be further provided with an inverter (not shown) operable.

The remote controller 200 transmits the user input to the user input interface unit 150. To this end, the remote control device 200 may use Bluetooth, RF (Radio Frequency) communication, infrared (IR) communication, 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, display it on the remote control apparatus 200 or output an audio or vibration.

The above-described video display device 100 is a fixed type among 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.

Meanwhile, the image display apparatus 100 described herein is an image display apparatus in which the display unit 180 and the audio output unit 185 shown in FIG. 1 are excluded, and the display unit 180 and the audio are transmitted through wireless communication. It may be of a wireless type that transmits and receives data with the output unit 185.

Meanwhile, a block diagram of the image display device 100 shown in FIG. 1 is a block diagram for explaining an exemplary embodiment disclosed herein. Each component on the block diagram may be integrated, added, or omitted according to the specifications of the image display device 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 function performed in each block is intended to describe one embodiment disclosed herein, the specific operation or device does not limit the scope of the embodiment disclosed herein.

On the other hand, the image display device 100, unlike shown in Figure 1, does not include the tuner 110 and the demodulation unit 120 shown in Figure 1, the network interface unit 130 or the external device interface unit ( 135, the video content may be received and played back.

2 is a block diagram illustrating a control unit of an image display device according to an exemplary embodiment disclosed herein.

2, the control unit 170 of the image display apparatus 100 according to an exemplary embodiment of the present disclosure may include a demultiplexer 171, an image processor 172, an OSD generator 175, and a mixer. 176, a frame rate converter 177, a formatter 178, and the like. In addition, the controller 170 may further include a voice processor (not shown) or a data processor (not shown).

The demultiplexer 171 demultiplexes the input stream. For example, the demultiplexer 171 may demultiplex the input MPEG-2 TS into a video, audio, and data signal, respectively. Here, the stream signal input to the demultiplexer 171 may be a stream signal output from the tuner 110, the demodulator 120, or the external device interface unit 135.

The image processor 172 may perform image processing of the demultiplexed image signal. To this end, the image processor 172 may include an image decoder 173 and a scaler 174.

The image decoder 173 decodes the demultiplexed image signal, and the scaler 174 scales the resolution of the decoded image signal so that the display unit 180 can output the resolution.

The video decoder 173 may include decoders of various standards. For example, when the demultiplexed video signal is an MPEG-2 standard encoded video signal, the MPEG-2 decoder may decode the demultiplexed video signal.

Further, for example, when the demultiplexed video signal is a digital video broadcasting (DMB) scheme or an H.264 standard encoded video signal according to DVB-H, the H.264 decoder decodes the demultiplexed video signal. can do.

Meanwhile, the image signal decoded by the image processor 172 is input to the mixer 176.

The OSD generator 175 generates an OSD signal in accordance with a user input or itself. For example, based on a user input signal or a control signal, the OSD generator 175 may generate a signal for displaying various types of information on a screen of the display unit 180 as a graphic or text. have. 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.

For example, the OSD generator 175 may generate a signal for displaying broadcast information based on subtitles or EPGs of a broadcast image.

The mixer 176 may mix the OSD signal generated by the OSD generator 175 with the decoded image signal processed by the image processor 172. The mixed signal is provided to the formatter 178. By mixing the decoded broadcast video signal or the external input signal with the OSD signal, the OSD may be overlaid and displayed on the broadcast video or the external input video.

The frame rate converter (FRC) 177 may convert the frame rate of the input image. For example, the frame rate converter 177 may convert a frame rate of 60 Hz into 120 Hz or 240 Hz. When converting the frame rate of 60 Hz to 120 Hz, the frame rate converter 177 inserts the same first frame between the first frame and the second frame, or converts the third frame predicted from the first frame and the second frame. It is possible to insert. When converting the frame rate of 60 Hz to 240 Hz, the frame rate converter 177 may insert three more identical frames or three predicted frames. Meanwhile, the frame rate converter 177 may maintain the input frame rate without additional conversion.

The formatter 178 receives the output signal of the frame rate converter 177 and changes the format of the signal to suit the display unit 180 and outputs the signal. For example, the formatter 178 may output R, G, B data signals, and the R, G, B data signals may be output as low voltage differential signaling (LVDS) or mini-LVDS. Can be.

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

When the demultiplexed speech signal is an encoded speech signal, a speech processing unit (not shown) in the controller 170 may decode the encoded speech signal. For example, the demultiplexed speech signal may be decoded by an MPEG-2 decoder, an MPEG 4 decoder, an AAC decoder or an AC-3 decoder.

In addition, the voice processing unit (not shown) in the control unit 170 may process a base, treble, 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, the data processor may decode the encoded data signal. Here, the encoded data signal may be EPG (Electronic Program 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 ATSC-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.

Meanwhile, each component of the block diagram of the control unit 170 shown in FIG. 2 may be integrated, added, or omitted according to the specification of the control unit 170 that is actually implemented.

Remote control

3 to 5 are exemplary views illustrating an operation of a remote control apparatus of an image display device according to an exemplary embodiment disclosed herein.

3 to 5, the remote control apparatus 200 may transmit / receive a signal with the image display device 100 according to an RF communication standard or an IR communication standard.

3 illustrates that a pointer 201 corresponding to the remote control apparatus 200 is displayed on the display unit 180.

The user can move or rotate the remote control device 200 up and down, left and right (FIG. 4), and back and forth (FIG. 5). The pointer 201 displayed on the image display device 100 corresponds to the movement of the remote control apparatus 200. 3 to 5, the remote control apparatus 200 may be referred to as a spatial remote controller since the corresponding pointer 201 is moved and displayed according to the movement in the 3D space.

4 illustrates that when the user moves the remote control apparatus 200 to the left side, the pointer 201 displayed on the image display apparatus 100 also moves to the left side correspondingly. Information about the movement of the remote control apparatus 200 sensed by the sensor of the remote control apparatus 200 is transmitted to the image display apparatus 100. The image display device 100 may calculate the coordinates of the pointer 201 from information about the movement of the remote control apparatus 200. The image display device 100 may display the pointer 201 to correspond to the calculated coordinates.

5 illustrates a case in which a user moves the remote control apparatus 200 away from the display unit 180 while pressing a specific button in the remote control apparatus 200. As a result, the selection area in the display unit 180 corresponding to the pointer 201 may be zoomed in and enlarged. On the contrary, when the user moves the remote control apparatus 200 to be closer to the display unit 180, the selection area in the display unit 180 corresponding to the pointer 201 may be zoomed out and reduced. Meanwhile, when the remote controller 200 moves away from the display unit 180, the selection area may be zoomed out, and when the remote controller 200 approaches the display unit 180, the selection area may be zoomed in.

On the other hand, while pressing a specific button in the remote control device 200 can recognize the up, down, left and right movement. That is, when the remote control apparatus 200 moves away from or approaches the display unit 180, the up, down, left, and right movements are not recognized, and only the front and back movements may be recognized. In a state in which a specific button in the remote controller 200 is not pressed, only the pointer 201 is moved in accordance with the up, down, left, and right movements of the remote controller 200.

Meanwhile, the moving speed or the moving direction of the pointer 201 may correspond to the moving speed or the moving direction of the remote control apparatus 200.

Meanwhile, the pointer in the present specification means an object displayed on the display unit 180 in response to the operation of the remote control apparatus 200. Accordingly, the pointer 201 may be an object having various shapes in addition to the arrow shapes illustrated in FIGS. 3 to 5. For example, the pointer 201 may be an object having a shape of a point, a cursor, a prompt, a thick outline, or the like. In addition, the pointer 201 may be displayed corresponding to any one of a horizontal axis and a vertical axis of the display unit 180, and may be displayed corresponding to a plurality of points such as a line and a surface. .

6 is a block diagram illustrating a remote control apparatus of an image display device according to an exemplary embodiment disclosed herein.

As shown in FIG. 6, the remote control apparatus 200 includes a wireless communication unit 225, a user input unit 235, a sensor unit 240, an output unit 250, a power supply unit 260, and a storage unit 270. ), The control unit 280 and the like. The components shown in FIG. 6 are not essential, so that the remote control device 200 having more or fewer components may be implemented.

The wireless communication unit 225 transmits and receives a signal with the image display device 100. In one embodiment disclosed herein, the remote control device 200 may be provided with an RF module 221 capable of transmitting and receiving signals with the image display device 100 according to the RF communication standard. In addition, the remote control apparatus 200 may include an IR module 223 capable of transmitting and receiving a signal with the image display device 100 according to the IR communication standard.

In one embodiment disclosed herein, the remote control device 200 transmits a signal containing information on the movement of the remote control device 200 to the image display device 100 through the RF module 221. In addition, the remote control apparatus 200 may receive a signal transmitted from the image display apparatus 100 through the RF module 221. In addition, the remote control apparatus 200 may transmit a command regarding power on / off, channel change, volume change, etc. to the image display device 100 through the IR module 223 as necessary.

The user input unit 235 may be configured as a keypad, a button, a touch pad, or a touch screen. The user may input a command related to the image display apparatus 100 to the remote control apparatus 200 by manipulating the user input unit 235. When the user input unit 235 includes a hard key button, the user may input a command related to the image display device 100 to the remote control apparatus 200 through a push operation of the hard key button. When the user input unit 235 includes a touch screen, a user may input a command related to the image display apparatus 100 to the remote controller 200 by touching a soft key of the touch screen. In addition, the user input unit 235 may include various kinds of input means that a user can operate, such as a scroll key and a jog key.

The sensor unit 240 may include a gyro sensor 241 or an acceleration sensor 243. The gyro sensor 241 may sense information about the movement of the remote controller 200. For example, the gyro sensor 241 may sense information about the operation of the remote control apparatus 200 based on the X, Y, and Z axes. The acceleration sensor 243 may sense information about a moving speed of the remote controller 200. On the other hand, the sensor unit 240 may further include a distance measuring sensor, thereby sensing the distance to the display unit 180.

The output unit 250 may output a video / audio signal corresponding to a manipulation of the user input unit 235 or a signal transmitted from the image display device 100. The user may recognize whether the user input unit 235 is manipulated or whether the image display device 100 is controlled through the output unit 250.

For example, the output unit 250, the LED module 251 is turned on when the user input unit 235 is manipulated or the signal is transmitted and received through the wireless communication unit 225, the vibration to generate a vibration The module 253 may include a sound output module 255 for outputting a sound or a display module 257 for outputting an image.

The power supply unit 260 supplies power to the remote control device 200. The power supply unit 260 may reduce power waste by stopping power supply when the remote controller 200 does not move for a predetermined time. The power supply unit 260 may resume power supply when a predetermined key provided in the remote control apparatus 200 is operated.

The storage unit 270 may store various types of programs, application data, and the like necessary for controlling or operating the remote control apparatus 200. If the remote control device 200 transmits and receives a signal wirelessly through the image display device 100 and the RF module 221, the remote control device 200 and the image display device 100 transmit signals through a predetermined frequency band. Send and receive The control unit 280 of the remote control device 200 stores information on a frequency band or the like for wirelessly transmitting and receiving signals with the image display device 100 paired with the remote control device 200 in the storage unit 270. And reference.

The control unit 280 controls various matters related to the control of the remote control apparatus 200. The control unit 280 may display a signal corresponding to a predetermined key manipulation of the user input unit 235 or a signal corresponding to the movement of the remote controller 200 sensed by the sensor unit 240 through the wireless communication unit 220. The display device 100 may transmit the data.

Remote controller that can connect headset and keyboard using wireless RF method

Communication device and system according to at least one embodiment disclosed herein provides a function and convenience to enable the keyboard input or audio signal transmission output that was not possible in the conventional remote control device through the improvement of the existing remote control device. In addition, the communication device and system according to at least one embodiment disclosed in the present disclosure excludes the conventional IR communication with the remote control and the terminal device, and adopts an RF communication in which communication is less likely to be prevented by obstacles. Many terminal devices such as IP TVs have an advantage of providing convenience for interaction between terminal communication devices and users by connecting an audio headset or a keyboard to a remote controller in the current trend of increasing interface with users.

7 is a block diagram according to one embodiment disclosed herein.

As shown in FIG. 7, the communication system device 300 according to an exemplary embodiment of the present disclosure is a plug and play transmission / reception apparatus for communicating data 320 in a wireless RF manner when connected to a terminal device 305 to be transmitted and received. 310 and a remote control device 315 for transmitting and receiving input data of the keyboard 340 connected to the audio signal with the plug and play transmitting and receiving device 310 in a wireless RF manner. Plug and Play is meant to be plugged in, meaning that it will work without any setup, even if you attach peripherals while the computer is running.

In addition, the video display device system according to an embodiment of the present disclosure is a plug and play transmission and reception device for communicating data 320 in a wireless RF method when connected to the video display device 325, USB port of the video display device 325 And a remote control device 315 for transmitting and receiving audio signals and keyboard input data to and from the plug and play transmitting and receiving device 310 and the wireless RF method. The video display device 325 includes a smart TV, an IP TV, a digital TV, a 3D TV, a computer, and the like.

In addition, the remote control device 315 is characterized in that it comprises a headset jack that is connected to the headset 335, the user connects the headset 335 to the remote control device 315 to the audio signal headset 335 You can output the song through. In addition, the remote control device 315 is characterized in that it comprises a keyboard data input jack that is connected to the keyboard 340, the user has the inconvenience and limitation of the keyboard 345 mounted on the remote control device 315 itself More various keyboards 340 can be used to offset them. In addition, when using the keyboard 345 with the trackball embedded as a mouse of a computer, a function of pointing the cursor to the display of the TV 325 or the STB 330 may be implemented.

In addition, the system according to an embodiment disclosed in the present disclosure, when connected to the USB port of the STB 330, STB 330, and the plug and play transmitting and receiving device 310 and the plug and play to communicate data 320 in a wireless RF manner And a remote controller device 315 for transmitting and receiving audio signals and keyboard input data connected to the transceiver 310 and the wireless RF method.

FIG. 8 is a detailed block diagram illustrating the plug and play transmitting and receiving device 310 illustrated in FIG. 7 in detail.

Plug and play transmitting and receiving device 310 according to an embodiment of the present disclosure is the USB connector 350, USB data transmission and reception unit 355, RF baseband IC 360, RF transmitter 365 and RF receiver 370. In addition, the plug and play transmitting and receiving device 310 receives the RF data transmitted from the remote control device 315 to the plug and play RF receiving unit 370 and processes it in the RF baseband IC 360 and the USB data transmitting and receiving unit 355. By transmitting to the transmission and reception device of the terminal device 305 to be transmitted and received by the USB PORT characterized in that the transmission.

In addition, the plug and play transmitting and receiving device 310 receives the audio data received from the terminal device 305 to be transmitted to the USB DATA transmitting and receiving unit 355 through the USB port of the plug and play transmitting and receiving device 310 RF baseband Processed by the IC (360) and is characterized in that for transmitting to the remote control device 315 through the RF transmitter (365).

FIG. 9 is a detailed block diagram illustrating the remote controller 315 illustrated in FIG. 7 in detail. The remote control device 315 illustrated in FIG. 9 may be the RF module 221 illustrated in FIG. 6.

The remote control device 315 according to an exemplary embodiment of the present disclosure may include an RF receiver 375, an RF transmitter 380, an RF baseband IC 385, an input / output data transmitter 390, an audio DAC 395, and the like. Audio ADC 400 is included. In addition, the remote control device 315 is characterized in that it comprises a headset jack 405 connected to the headset 335. In addition, the remote control device 315 includes a keyboard data input jack 410 connected to the keyboard 340.

According to one embodiment disclosed herein, when the input audio through the headset 335 is input through the Audio ADC 400, the input audio is inputted through the input / output data transfer unit 390 and the RF baseband IC of the remote control device 315. Processed by being delivered to (385) and is transmitted to the plug and play transmitting and receiving device 310 through the RF transmitter 380 of the remote control device 315.

In addition, when the keyboard data is input from the keyboard 340 or through the input unit 345 of the remote controller 315, the keyboard data is inputted to the RF baseband IC 385 of the remote controller 315 through the input / output data transfer unit 390. It is characterized in that it is transmitted to the plug and play transmission and reception apparatus 310 through the RF transmitter 380.

In addition, the RF signal received from the plug and play transmission and reception device 310 is processed by the RF baseband IC 385 of the remote control device 315 and transmitted to the audio DAC 395 through the input / output data transmission unit 390 and the headset ( 335 is output as audio data.

The present invention, as described above in the examples according to the present invention, the fundamental solution of the malfunction due to the interference of the directivity and the ambient lighting equipment, which must send a signal exactly to the device to be used, which is a chronic problem of the IR method of the existing remote control By using the wireless RF method for the effect can be used comfortably regardless of the direction. In addition, it can transmit and receive audio data, and can listen to audio such as TV or STB with a headset. On the contrary, it can also send audio data to TV or STB, and can be used for karaoke function.

In the past, an expensive device such as a Bluetooth headset was needed to listen to audio, such as a TV, away from the device alone, but by using the present invention, the user can comfortably connect headphones or earphones at home to the present invention without additional devices. You can listen to audio. If you have a consumer who wants to listen to higher quality audio, you may be able to hear better volume audio from your high quality headphones. In addition, the keyboard can be connected and used to transmit data to devices such as TVs and STBs. If a device such as a TV or STB supports functions such as internet, twitter, chat, etc., it is also possible to simply connect a keyboard to the present invention and input text data to use it with a PC.

Since consumers can exchange audio data using the present invention, telecommunication companies and consumer electronics companies can provide additional services such as Internet telephony. While watching TV, you can call the other party using a program such as a phone application, and use the trackball on the keyboard and keyboard to input text data or move the mouse. Can help.

The apparatus, system, and method of operating the same according to the exemplary embodiments disclosed herein may not be limited to the configuration and method of the exemplary embodiments described above, but the exemplary embodiments may be all or all of the exemplary embodiments so that various modifications may be made. Some may be optionally combined.

On the other hand, the operating method according to the embodiments disclosed herein can be implemented as a processor-readable code in a processor-readable recording medium provided in the device or system. The processor-readable recording medium includes all kinds of recording apparatuses in which data that can be read by the processor is stored. 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, although the embodiments disclosed herein have been shown and described, the technical spirit disclosed in the present specification is not limited to the above-described specific embodiments, and the present invention belongs without departing from the scope of the claims. Various modifications may be made by those skilled in the art, and these modifications should not be individually understood from the technical spirit or the prospects disclosed herein.

100: video display device 105: broadcast receiving unit
135: external device interface unit 135, 140: storage unit
150: user input interface unit 170: control unit
180: display unit 185: audio output unit
190: power supply unit 200: remote control device

Claims (14)

A plug and play transceiver for communicating data in a wireless RF manner when connected to a USB port of a terminal device to be transmitted / received; And
And a remote control device configured to transmit and receive input data of a keyboard connected to an audio signal with the plug and play transmission and reception device in a wireless RF manner. The apparatus of claim 1, wherein the plug and play transmission and reception device is
USB connector;
USB data transceiver;
RF Baseband ICs;
RF transmitter; And
Communication system device comprising an RF receiving unit. The method of claim 1, wherein the remote control device,
RF receiving section;
RF transmitter;
RF Baseband ICs;
Input / output data transfer unit;
Audio DAC; And
Communication system device comprising an audio ADC. 4. A communication system device according to claim 3, wherein said remote control device comprises a headset jack connected with the headset. The communication system device according to claim 3, wherein the remote control device comprises a keyboard data input jack connected to a keyboard. The method of claim 4, wherein
When the input audio through the headset is input through the Audio ADC, the input audio is transmitted to the RF baseband IC of the remote controller through the input / output data transfer unit and processed, and the plug and play through the RF transmitter of the remote controller device. Communication system device, characterized in that transmitted to the transceiver. The method of claim 5, wherein
When keyboard data is input from the keyboard or through an input unit of the remote controller, the keyboard data is transmitted to the RF baseband IC of the remote controller through the input / output data transfer unit and transmitted to the plug and play transceiver through the RF transmitter. Communication system device, characterized in that. The method of claim 2,
The plug and play transmitting and receiving device receives the RF data transmitted from the remote control device to the plug and play RF receiving unit, processes the RF baseband IC, transmits the transmitted data to the USB data transmitting and receiving unit, and the terminal device connected to the USB port. Communication system device, characterized in that the transmission to the transmitting and receiving device. The method of claim 2,
The plug and play transceiver receives audio data received from the terminal device to be transmitted to the USB DATA transceiver through the USB port of the plug and play transceiver and processes the RF data in the RF baseband IC. Communication system device, characterized in that for transmitting to the remote control device. The method of claim 4, wherein
A communication system characterized in that the RF signal received from the plug and play transmitting and receiving device is processed by the RF baseband IC of the remote control device to the audio DAC through the input and output data transfer unit and outputs the audio data through the headset. device. Video display device;
A plug and play transmitting and receiving device for communicating data in a wireless RF manner when connected to a USB port of the video display device; And
And a remote control device configured to transmit and receive audio signals and keyboard input data to and from the plug and play transmitting and receiving device in a wireless RF manner. 12. The video display system of claim 11, wherein the remote control device comprises a headset jack connected to the headset. The communication system device according to claim 11, wherein the remote control device comprises a keyboard data input jack connected to a keyboard. STB;
A plug and play transmitting and receiving device for communicating data in a wireless RF manner when connected to the USB port of the STB; And
And a remote control device configured to transmit and receive audio signals and keyboard input data connected to the plug and play transmission and reception device in a wireless RF manner.

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