KR20110080352A - Digital broadcast receiver and method for displaying osd(on screen display) - Google Patents

Abstract

PURPOSE: A digital broadcast receiver and an OSD display method thereof are provided to prevent an OSD window from suddenly closed with a time-out. CONSTITUTION: A digital broadcast receiver displays an OSD(On Screen Display) window in a screen(S910). If the displayed OSD window is closed after a fixed time and an OSD close notification function is used, the digital broadcast receiver displays an indication of notifying a user of the close of the OSD window(S920~S940). If a signal related to the OSD window and a fixed time lapses, the digital broadcast receiver closes the OSD window(S950~S980).

Description

Digital broadcast receiver and method for displaying {Digital broadcast receiver and method for displaying OSD (On Screen Display)}

The present invention relates to a digital broadcast receiver and an OSD display method, and more particularly, to a method for displaying an OSD in a digital broadcast receiver.

The broadcasting receiver transmits content produced by a broadcaster through a radio wave transmission medium such as terrestrial, cable, or satellite broadcasting, and the user is serviced by viewing through a receiver capable of receiving the respective delivery media.

However, as digital-based digital broadcasting technology has been developed and commercialized in existing analog broadcasting, real-time broadcasting, contents on demand, games, and news using Internet networks connected to homes in addition to existing radio waves or wired cable media. It is now possible to provide a variety of content services to the user.

An example of providing a content service using the Internet network is IPTV (Internet Protocol TV). The IPTV transmits various information services, video contents, and broadcasts through an internet network and provides them to the receiver of the user. The Internet network may be implemented on various types of networks such as an optical cable network, a coaxial cable network, a fiber to the home (FTTH), a telephone network, and a wireless network based on an Internet Protocol (IP).

In the case of the service using the Internet network as described above, unlike general terrestrial broadcasting, the interactivity may be added, and the user may watch a content service that he / she wants to see at a convenient time.

As various broadcasting services are provided, the information is displayed on a TV screen when providing information on the broadcasting service to a user of the broadcasting receiver, or when setting or changing the setting and request for the broadcasting service, display setting, audio setting, or the like. It uses a method using on-screen display (OSD).

SUMMARY OF THE INVENTION The present invention has been made in an effort to provide a digital broadcast receiver and an OSD display method for preventing an OSD window from being suddenly closed due to a time out during an OSD menu operation.

Another object of the present invention is to provide a computer-readable recording medium having recorded thereon a program for executing an OSD display method on a computer.

In order to achieve the above technical problem, the OSD display method according to the present invention comprises the steps of: displaying an OSD (On Screen Display) window on the screen, checking whether the displayed OSD window is closed after a predetermined time, And if the OSD window is closed after a preset time, displaying an indication that the 0SD window is closed on the screen.

Preferably, in the displaying of the display, the OSD window may be repeatedly displayed in a transparent and translucent manner.

Preferably, in the displaying of the display, an icon may be displayed in the OSD window. Here, the icon may be repeatedly displayed in transparent and translucent.

Preferably, in the displaying of the display, the pointer displayed on the screen may be repeatedly displayed in a transparent and translucent manner.

Preferably, the OSD display method may further include checking whether a signal associated with the OSD window has been input, and stopping the display of the display when a signal associated with the OSD window is input.

Preferably, the signal associated with the OSD window may be received from a spatial remote controller.

In order to achieve the above technical problem, the digital broadcasting receiver according to the present invention includes a display unit for displaying an OSD (On Screen Display) window on a screen, and checking whether the displayed OSD window is closed after a preset time. If the OSD window is closed after a predetermined time, a control unit is configured to display an indication that the 0SD window is closed on the screen.

Preferably, the controller may control the OSD window to be repeatedly displayed in a transparent and translucent manner.

Preferably, the controller may control to display an icon indicating the closing of the OSD window in the OSD window. Here, the icon may be repeatedly displayed in transparent and translucent.

Preferably, the controller may control the pointer displayed on the screen to be repeatedly displayed in a transparent and translucent manner.

Preferably, the controller may determine whether a signal associated with the OSD window is input, and, when a signal associated with the OSD window is input, control the display to stop.

Preferably, the signal associated with the OSD window may be received from a spatial remote controller.

Preferably, the digital broadcast receiver may be a network TV.

According to the digital broadcasting receiver and the OSD display method according to the present invention, the OSD window will be closed before the displayed OSD window is closed, so that the user can avoid the inconvenience of suddenly closing the OSD window while thinking how to set it during the OSD menu operation. It has an effect.

1 is a block diagram showing the configuration of a preferred embodiment of a digital broadcast receiver according to the present invention;
2 and 3 is a view showing the appearance of an embodiment of a spatial remote control according to the present invention;
4 is a diagram illustrating an embodiment of a screen for selecting an OSD menu using a spatial remote controller according to the present invention;
5 is a block diagram showing the configuration of a preferred embodiment of the spatial remote control and the interface unit according to the present invention;
6A to 6E illustrate an embodiment of a screen for repeatedly displaying an OSD window in a transparent and translucent manner;
7A to 7E illustrate an embodiment of a screen for repeatedly displaying an icon in a OSD window transparently and semi-transparently;
8A to 8E illustrate an embodiment of a screen for repeatedly displaying a pointer in transparent and translucent form; and
9 is a flowchart illustrating a process of performing an embodiment of the OSD display method according to the present invention.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention that can specifically realize the above object will be described. At this time, the configuration and operation of the present invention shown in the drawings and described by it will be described as at least one embodiment, by which the technical spirit of the present invention and its core configuration and operation is not limited.

The terms used in the present invention have been selected as general terms widely used as possible in consideration of the functions in the present invention, but may vary according to the intention or custom of a person skilled in the art or the emergence of a new technology. In addition, in certain cases, there is also a term arbitrarily selected by the applicant, in which case the meaning will be described in detail in the description of the invention. Therefore, it is intended that the terms used in the present invention should be defined based on the meanings of the terms and the general contents of the present invention rather than the names of the simple terms.

The digital broadcast receiver refers to a broadcast receiver capable of receiving digital broadcast transmitted by digital video and audio signals. Here, unlike conventional analog broadcasting, digital broadcasting refers to a broadcasting technology capable of two-way operation, reproduction, and accumulation because the television signal is compressed and exported in a digital form that encodes and records information signals. Compared to analog broadcasting, such digital broadcasting is more resistant to noise, has a lower data loss, and transmits additional error correction information, which is advantageous for error correction, and provides a high resolution and clear picture. In addition, unlike analog broadcasting, digital broadcasting is an interactive service capable of receiving a broadcasting service from a broadcasting station and providing information to the broadcasting station.

In the present invention, the digital broadcast is used as a concept that includes not only broadcasts transmitted through terrestrial waves, satellites and cables, but also broadcasts transmitted through Internet networks. That is, digital broadcasting is defined as a concept including IP (Internet Protocol) broadcasting.

In addition, in the present invention, the digital broadcast receiver includes a broadcast receiver capable of providing an Internet service to a viewer. The Internet service includes content services such as CoD (Content's on Demand), YouTube service, weather, news, local information and search, entertainment services such as games and karaoke, TV mail, TV SMS (Short Message Service), etc. It means a service that can be provided through the Internet, such as a communication service. Accordingly, in the present invention, the digital broadcast receiver includes a network TV, a web TV and a broadband TV. In addition, the broadcast service may include an internet service as well as a broadcast service provided through terrestrial, satellite, and cable.

There may be various system architectures for transmitting digital broadcasts. For example, an Internet Protocol TV (IPTV) system is a system capable of providing various contents using an Internet network, and may be largely composed of a server, a network, and a client.

The servers of the IPTV are servers that perform various functions such as service discovery and selection server, streaming server, contents guide information server, customer information server, and payment information server. It can be configured as.

Among the servers, the streaming server transmits video data encoded in the stored Moving Picture Experts Group (MPEG) 2, MPEG4, etc. to the user through a network. As a protocol for the transmission, a Real-Time Transport Protocol (RTP), a RTP Control Protocol (RTP), or the like may be used.

In case of using Real-Time Streaming Protocol (RTSP), video stream playback can be controlled to some extent through a function called network trick play such as pause, replay, and stop. . The protocols are one example and other real time transmission protocols may be used depending on the implementation.

The content guide information server is a server that provides information on the various contents provided. The content guide information is information corresponding to electronic program guide (EPG) information and includes various information about content. The content guide information server stores content guide information data, and provides the stored data to the receiver.

The information server related to service discovery and selection among the servers provides the receiver with access information, playback information, and the like, for the servers providing various content services such as broadcasting, contents on demand (COD), and games.

The network system consists of an internet based network and gateways. The Internet-based network may use various types of networks such as an optical cable network, a coaxial cable network, a fiber to the home (FTTH), a telephone network, a wireless network, and the like based on IP. In addition to general data transfer, the gateway may perform multicast group management and quality of service (QoS) management using protocols such as Internet Group Management Protocol (IGMP).

A receiver of an IPTV is a receiver capable of receiving data transmitted through an internet network and providing the same to a user. The receiver includes an IPTV settop, a homenet gateway, an IPTV embedded TV, and the like.

In the case of a hybrid IPTV system, various contents of the Internet may be provided as well as various existing broadcasting contents. That is, the user can provide various broadcasting contents such as terrestrial broadcasting, cable broadcasting, satellite broadcasting, personal broadcasting, various internet video contents, data contents other than video, and the like. The contents may be provided in real time or may be provided on demand.

1 is a block diagram showing the configuration of a preferred embodiment of a digital broadcast receiver according to the present invention.

Referring to FIG. 1, the digital broadcast receiver 100 according to another embodiment of the present invention may include a video / audio processor 101, an interface unit 150, a user input unit 155, a storage unit 160, and a display unit ( 170, a voice output unit 175, and a controller 180.

The video / audio processor 101 processes an input video signal or an audio signal to output an image or an audio signal to the display unit 170 and the audio output unit 175 of the digital broadcast receiver 100. To this end, the image / audio processor 101 may include a signal input unit 110, a demodulator 120, and a signal processor 140. In addition, the signal input unit 110 may include a tuner unit 111, an A / V input unit 112, a USB input unit 113, a wireless signal input unit 114, and a network unit 115.

The tuner unit 111 selects an RF broadcast signal corresponding to a channel selected by a user from among radio frequency (RF) broadcast signals received through an antenna, and converts the selected RF broadcast signal into an intermediate frequency signal or a baseband video or audio signal. To convert. For example, if the selected RF broadcast signal is a digital broadcast signal, it is converted into a digital IF signal (DIF). If the analog broadcast signal is converted into an analog baseband video or audio signal (CVBS SIF). That is, the tuner 111 may process a digital broadcast signal or an analog broadcast signal. The analog baseband video or audio signal CVBS SIF output from the tuner 111 may be directly input to the signal processor 140.

In addition, the tuner 111 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.

According to another embodiment of the present invention, the digital broadcast receiver 100 may include at least two tuner units. When the second tuner unit includes at least two tuner units, the second tuner unit selects an RF broadcast signal corresponding to a channel selected by a user from among RF broadcast signals received through an antenna, similarly to the first tuner unit, and intermediates the selected RF broadcast signal. Convert to frequency signal or baseband video or audio signal.

In addition, the second tuner may sequentially select the RF broadcast signals of all the broadcast channels stored through the channel memory function among the received RF broadcast signals and convert them into intermediate frequency signals or baseband video or audio signals. The second tuner may periodically perform conversion of all broadcast channels. Accordingly, the digital broadcast receiver 100 may display an image of a broadcast signal converted through the first tuner unit and provide images of various channels converted through the second tuner unit in a thumbnail form. In this case, the first tuner converts the main RF broadcast signal selected by the user into an intermediate frequency signal or a baseband video or audio signal, and the second tuner selects all RF broadcast signals except for the main RF broadcast signal sequentially / periodically. This may be converted into an intermediate frequency signal or a baseband video or audio signal.

The demodulator 120 receives the digital IF signal DIF converted by the tuner 111 and performs a demodulation operation. For example, when the digital IF signal output from the tuner unit 111 is an ATSC scheme, the demodulator 120 performs 8-VSB (8-Vestigal Side Band) demodulation. As another example, when the digital IF signal output from the tuner 111 is a DVB scheme, the demodulator 120 performs CODDMA demodulation.

Also, the demodulation unit 120 may perform channel decoding. To this end, the demodulator 120 includes a trellis decoder, a de-interleaver, and a reed solomon decoder to perform trellis decoding, deinterleaving, Solomon decoding can be performed.

The demodulation unit 120 may perform demodulation and channel decoding, and then output a stream signal TS. In this case, the stream signal may be a signal multiplexed with a video signal, an audio signal, or a data signal. For example, the stream signal may be an MPEG-2 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.

The stream signal output from the demodulator 120 may be input to the signal processor 140. After the signal processor 140 performs demultiplexing and signal processing, the signal processor 140 outputs an image to the display unit 170 and outputs an audio signal to the audio output unit 175.

In addition, in the case of a digital broadcast receiver having at least two tuners, a number of demodulators corresponding thereto may be provided. The demodulator may be provided separately according to the ATSC scheme and the DVB scheme.

In addition, the signal input unit 110 may connect the external device and the digital broadcast receiver 100. The external device refers to various types of video or audio output devices such as a digital versatile disk (DVD), a Blu-ray, a game device, a camcorder, a computer (laptop), and the like. The signal input unit 110 inputs a video, audio or data signal of an external device to the signal processor 140 capable of processing the video signal and the audio signal of the digital broadcast receiver 100.

The A / V input unit 112 of the signal input unit 110 may input an Ethernet terminal, a USB terminal, and a Composite Video Banking Sync to input a video and audio signal of an external device to the digital broadcast receiver 100. ) Terminal, component terminal, S-video terminal (analog), DVI (Digital Visual Interface) terminal, HDMI (High Definition Multimedia Interface) terminal, RGB terminal, D-SUB terminal, IEEE 1394 terminal, SPDIF terminal, Liquid HD terminals and the like. The analog signal input through the CVBS terminal and the S-video terminal may be converted into a digital signal and input to the signal processor 140. The digital signal input through other input terminals may be input to the signal processor 140 without an analog / digital conversion process.

The USB input unit 113 may input a video and audio signal through a USB terminal.

The wireless signal inputter 114 may connect the digital broadcast receiver 100 to a wireless network. The digital broadcast receiver 100 may be connected to the wireless Internet through the wireless signal input unit 114. For wireless Internet access, wireless LAN (Wi-Fi), wireless broadband (Wibro), world interoperability for microwave access (Wimax), high speed downlink packet access (HSDPA) communication standards, and the like may be used. In addition, the wireless signal input unit 114 may perform short-range wireless communication with other electronic devices. For example, it may be networked with other electronic devices according to Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee communication standards.

In addition to the wireless signal input unit 114, or via an Ethernet terminal, or the signal input unit 110 further includes a network unit (not shown) for efficient network connection and management, the network unit (not shown) The broadcast receiver 100 may be connected to a network through a PSTN, a LAN, a cable, or the like.

Meanwhile, the signal input unit 110 may be connected through at least one of the various set top boxes and the various terminals described above to perform input / output operations with the set top box. For example, when the set-top box is a set-top box for an Internet Protocol (IP) TV, video, audio, and data signals processed by the set-top box for IPTV may be transmitted to the controller 180 to enable bidirectional communication. The signals processed by the controller 180 may be transferred to the set-top box for IPTV.

Therefore, the digital broadcast receiver according to the present invention can process signals transmitted through wired and wireless networks, as well as broadcast signals through radio waves and signals from external input devices.

The signal processor 140 may demultiplex the received stream signal, for example, MPEG-2 TS, and separate the video signal, the audio signal, and the data signal, respectively. In addition, the signal processor 140 may perform image processing of the demultiplexed image signal. For example, when the demultiplexed video signal is an encoded video signal, it may be decoded. Specifically, when the demultiplexed video signal is an encoded video signal of MPEG-2 standard, it may be decoded by an MPEG-2 decoder. In addition, when the demultiplexed video signal is a video signal of the H.264 standard according to the Digital Multimedia Broadcasting (DMB) scheme or DVB-H, it may be decoded by the H.264 decoder.

In addition, the signal processor 140 may process brightness, tint, and color of the image signal. The image signal processed by the signal processor 140 is displayed through the display unit 170. In addition, the signal processor 140 may perform voice processing of the demultiplexed voice signal. For example, if the demultiplexed speech signal is a coded speech signal, it can be decoded. Specifically, when the demultiplexed speech signal is an encoded speech signal of MPEG-2 standard, it may be decoded by an MPEG-2 decoder. In addition, when the demultiplexed speech signal is an encoded speech signal of MPEG 4 Bit Sliced Arithmetic Coding (BSAC) standard according to the terrestrial digital multimedia broadcasting (DMB) scheme, it may be decoded by an MPEG 4 decoder. In addition, when the demultiplexed speech signal is an encoded audio signal of the AAC (Advanced Audio Codec) standard of MPEG 2 according to the satellite DMB scheme or DVB-H, it may be decoded by the AAC decoder.

In addition, the signal processor 140 may process a base, treble, volume control, and the like.

The voice signal processed by the signal processor 140 is output to the voice output unit 175. In addition, the signal processor 140 may perform data processing of the demultiplexed data signal. For example, when the demultiplexed data signal is an encoded data signal, it may be decoded. The encoded data signal may be EPG (Electronic 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 case of the ATSC scheme, and may include DVB-Service Information (DVB-SI) in the case of 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.

In addition, the signal processor 140 may perform On Screen Display (OSD) processing. In detail, the signal processor 140 may display the screen of the display unit 170 based on an image signal processed by the image, at least one of the data signal processed by the data signal, and a user input signal input to the remote controller 200. Menus and various types of information can be displayed on a graphic or text. Here, the remote control device 200 may be a space remote control.

The storage unit 160 may store a program for processing and controlling each signal in the controller 180, or may store a signal processed video signal, an audio signal, or a data signal. In addition, the storage unit 160 may perform a function for temporarily storing an image, audio, or data signal input to the signal input unit 110. In addition, the storage 160 may store a search list including a search word input in an input area in the browser screen.

The storage unit 160 may include a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (eg, SD or XD memory), It may include at least one type of storage medium such as RAM, ROM (EEPROM, etc.). The digital broadcast receiver 100 may provide a user with a file (video file, still image file, music file, document file, etc.) stored in the storage unit 160.

The controller 180 controls the overall operation of the digital broadcast receiver 100. The controller 180 may receive a signal transmitted from the remote controller 200 through the interface unit 150. Here, the remote control device 200 may be a space remote control.

The controller 180 determines a command input by the user to the remote control apparatus 200 through the received signal and controls the digital broadcast receiver 100 to correspond thereto. For example, when a user inputs a predetermined channel selection command, the controller 180 controls the tuner 111 to input the selected channel through the signal input unit 110. In addition, the signal processor 140 is controlled to process the video signal and the audio signal of the selected channel. In addition, the signal processor 140 may be controlled so that the channel information selected by the user may be output through the display unit 170 or the audio output unit 175 together with the processed image signal and the audio signal.

As another example, the user may input another type of video or audio output command through the remote control apparatus 200. That is, the user may want to watch the video signal of the camera or camcorder input through the USB input unit 113 instead of the broadcast signal. In this case, the controller 180 processes the video signal or the audio signal input through the USB input unit 113 of the signal input unit 110 through the signal processor 140 and controls the display unit 170 or the audio output unit 175. The video / audio processor 101 may be controlled to be output through the video / audio processor.

The controller 180 may determine the user command input to the user input unit 155 formed in the digital broadcast receiver 100 in addition to the command input through the remote control apparatus 200 and control the digital broadcast receiver 100 to correspond thereto. Can be. For example, the user may input an on / off command, a channel change command, a volume change command, or the like for the digital broadcast receiver 100 through the user input unit 155. The user input unit 155 may be formed of a button or a key formed in the digital broadcast receiver 100. The controller 180 may determine whether the user input unit 155 is manipulated and control the digital broadcast receiver 100 accordingly.

In addition, the controller 200 may check whether the signal associated with the displayed OSD window is not input from the remote controller 200 or the user input unit 155 for a first set time. If the signal associated with the displayed OSD window is not input for the first set time, the OSD window may be controlled to close. In addition, when the OSD window is closed after a second predetermined time, the controller 200 may control to display an indication indicating that the OSD window is closed.

2 and 3 are views showing the appearance of an embodiment of a spatial remote controller according to the present invention.

2 and 3, the moving speed or the moving direction of the pointer 202 displayed on the screen of the digital broadcast receiver 100 may correspond to the moving speed or the moving direction of the spatial remote controller 201. According to an embodiment of the present invention, the pointer 202 is set to move in response to the operation of the spatial remote controller 201. According to another embodiment of the present invention, a predetermined command may be set to be input to the digital broadcast receiver 100 in response to the operation of the spatial remote controller 201. For example, when the spatial remote controller 201 moves back and forth, the size of the image displayed on the digital broadcast receiver 100 may be enlarged or reduced. According to another embodiment of the present invention, the graphic displayed on the digital broadcast receiver 100 may be dragged in response to the movement of the spatial remote controller 201.

On the other hand, when the pointer 202 is moved or stopped for a certain time only within a specific region of the OSD window (indicated by 'a' in FIGS. 2 and 3), the controller 180 may correspond to the specific region. (function) can be executed automatically or controlled to focus.

As such, according to an embodiment of the present invention, by managing the spatial remote controller and the OSD menu in correspondence, the user's convenience is improved and the procedure of using the remote controller can be simplified more.

4 is a diagram illustrating an embodiment of a screen for selecting an OSD menu using a spatial remote controller according to the present invention.

Referring to FIG. 4, the OSD menu may be displayed in a form in which some screens of the entire screen of the digital broadcast receiver 100 are divided into at least two control regions. In addition, each control area corresponds to a function unique to the digital broadcast receiver 100, and thus may perform a corresponding function according to a position of a pointing signal input from the spatial remote controller.

5 is a block diagram showing the configuration of a preferred embodiment of the spatial remote control and the interface unit according to the present invention.

Referring to FIG. 5, the spatial remote controller 201 includes a wireless communication unit 220, a user input unit 230, a sensor unit 240, an output unit 250, a power supply unit 260, a storage unit 270, and The controller 280 may be included.

The wireless communication unit 220 transmits and receives a signal with the digital broadcast receiver 100. According to an embodiment of the present invention, the spatial remote controller 201 includes an RF module 221 capable of transmitting and receiving signals with the interface unit 150 of the digital broadcast receiver 100 according to the RF communication standard. In addition, the spatial remote controller 201 may include an IR module 223 capable of transmitting and receiving a signal with the interface unit 150 of the digital broadcast receiver 100 according to the IR communication standard.

According to an embodiment of the present invention, the spatial remote controller 201 transmits a signal including information on the operation of the spatial remote controller 201 to the digital broadcast receiver 100 through the RF module 221. In addition, the spatial remote controller 201 may receive a signal transmitted from the digital broadcast receiver 100 through the RF module 221. In addition, the spatial remote controller 201 transmits a command regarding power on / off, channel change, volume change, etc. to the digital broadcast receiver 100 through the IR module 223 as necessary.

The user input unit 230 may include a keypad or a button. The user may manipulate a user input unit 230 to input a command related to the digital broadcast receiver 100 to the spatial remote controller 201. When the user input unit 230 includes a hard key button, the user may input a command related to the digital broadcast receiver 100 to the spatial remote controller 201 through a push operation of the hard key button. When the user input unit 230 includes a touch screen, the user may input a command related to the digital broadcast receiver 100 to the spatial remote controller 201 by touching a soft key of the touch screen. In addition, the user input unit 230 may include various kinds of input means that the 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 operation of the spatial remote controller 201. For example, the gyro sensor 241 may sense information on the operation of the spatial remote controller 201 based on the x, y, and z axes. The acceleration sensor 243 may sense information about a moving speed of the spatial remote controller 201.

The output unit 250 may output a video or audio signal corresponding to an operation of the user input unit 230 or corresponding to a signal transmitted from the digital broadcast receiver 100. The user may recognize whether the user input unit 230 is manipulated or whether the digital broadcast receiver 100 is controlled through the output unit 250.

According to an embodiment of the present invention, the output unit 250 is an LED module 251 which is turned on when the user input unit 230 is manipulated or a signal is transmitted and received with the digital broadcast receiver 100 through the wireless communication unit 220, A vibration module 253 for generating vibration, a sound output module 255 for outputting sound, or a display module 257 for outputting an image may be provided.

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

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

The controller 280 controls various matters related to the control of the spatial remote controller 201. The controller 280 may receive a signal corresponding to a predetermined key operation of the user input unit 230 or a signal corresponding to an operation of the spatial remote controller 201 sensed by the sensor unit 240 through the wireless communication unit 220 through the digital broadcast receiver ( 100 may be transmitted to the interface unit 150.

The interface unit 150 of the digital broadcast receiver 100 includes a wireless communication unit 151 capable of transmitting and receiving a signal wirelessly with the spatial remote controller 201, a coordinate value calculating unit 154, a display module 155, and a determination. Module 156, and control module 157. The wireless communication unit 151 may include an RF module 152 and an IR module 153.

The interface unit 150 may transmit / receive a signal wirelessly with the spatial remote controller 201 through the RF module 152. In addition, the IR module 153 may receive a signal transmitted by the spatial remote controller 201 according to the IR communication standard.

The display module 155 divides some screens of the entire screen of the digital broadcast receiver 100 into at least two control areas, and each of the control areas is divided into respective functions unique to the digital broadcast receiver. Displays the corresponding OSD menu.

The wireless communication unit 151 or the reception module (not shown) receives a pointing signal from the spatial remote controller 201.

The determination module 156 determines whether the received pointing signal is recognized within a specific control area within the displayed OSD menu.

When the control module 157 is recognized within a range within the specific control area, the control module 157 controls such that a specific function corresponding to the specific control area is activated among the unique functions of the digital broadcast receiver.

In addition, the display module 155 may simultaneously display the control area and a summary description of each function corresponding to the control area. In addition, the determination module 156 may determine whether the received pointing signal is stationary or mobile only for a predetermined time only within a range within a specific control area in the displayed OSD menu or within a range within the specific control area. It can be considered as if it is recognized. Alternatively, the determination module 156 may determine a case in which a specific button signal (for example, a 'confirmation' button signal) is applied when the received pointing signal is located within a range within a specific control area of the displayed OSD menu. It can be regarded as a case where it is recognized within a range within the specific control area.

Each function unique to the digital broadcast receiver 100 may correspond to at least one or more of channel number, audio size, and genre information. Therefore, according to an embodiment of the present invention, by using the above-described spatial remote control and OSD menu, it is possible to more easily control the selection, editing and various functions of numerous channels of digital broadcasting.

Meanwhile, according to another embodiment of the present invention, the coordinate value calculator 154 corrects an error due to hand shaking from a signal corresponding to the operation of the spatial remote controller 201 received through the wireless communication unit 151. The coordinate values (x, y) of the pointer 202 to be displayed on the display unit 170 may be calculated.

The transmission signal of the spatial remote controller 201 input to the digital broadcast receiver 100 through the interface unit 150 is transmitted to the controller 180 of the digital broadcast receiver 100. The controller 180 may determine information on the operation and key operation of the spatial remote controller 201 from the signal transmitted from the spatial remote controller 201 and control the digital broadcast receiver 100 in response thereto.

Furthermore, according to another embodiment of the present invention, the spatial remote controller 201 may calculate a pointer coordinate value corresponding to the operation of the spatial remote controller and output the pointer coordinate value to the interface unit 150 of the digital broadcast receiver 100. . In this case, the interface unit 150 of the digital broadcast receiver 100 may transmit the information about the received pointer coordinate value to the controller 180 without a separate hand shake or error correction process.

6A to 6E illustrate an embodiment of a screen for repeatedly displaying an OSD window in a transparent and translucent manner.

6A to 6E, the display unit 170 displays the OSD window 610 on the screen 600. The OSD window 610 may include a menu item. In addition, the menu item may be a menu item for using an Internet service or may be configured through data received from a server.

The controller 180 may check whether the OSD window 610 is closed after a preset time. Here, the OSD window 610 may be automatically closed when a signal associated with the OSD window 610 is not input during the first setting time. In addition, the signal associated with the OSD window 610 may be a specific key symbol input from the remote controller 200 when the focus is located on the OSD window 610 or may be a signal input to the user input unit 155.

When the OSD window 610 is closed after a preset time, the controller 180 may control the OSD window 610 to be repeatedly displayed in a transparent and translucent manner. The display unit 170 displays the OSD window 612 in a translucent manner. Thereafter, as the display unit 170 displays the OSD window in a transparent state, the OSD window is not visible on the screen 600 in FIG. 6C. Thereafter, the display 170 again displays the OSD window 616 in a translucent state. Thereafter, the display unit 170 displays the OSD window 618 in its original state. Here, the original state may be an opaque state.

7A to 7E illustrate an embodiment of a screen for repeatedly displaying an icon in a OSD window transparently and semi-transparently.

7A to 7E, the display unit 170 displays the OSD window 710 on the screen 700. The controller 180 may check whether the OSD window 710 is closed after a preset time.

If the OSD window 710 is closed after a preset time, the controller 180 may control the icon 720 to be displayed in the OSD window 710.

In addition, the controller 180 may control the icon 720 to be repeatedly displayed in a transparent, translucent, and opaque state. The display 170 displays the icon 720 in an opaque state in the OSD window 710. Thereafter, the display unit 170 displays the icon 722 in the translucent state in the OSD window 720. Thereafter, the display unit 170 displays the icon in a transparent state so that the icon is not displayed in the OSD window 730 of FIG. 7C. Thereafter, the display unit 170 displays the icon 726 in the translucent state in the OSD window 740. Thereafter, the display 170 displays the icon 728 in an opaque state in the OSD window 750.

8A to 8E are diagrams illustrating an embodiment of a screen for repeatedly displaying a pointer in a transparent and translucent manner.

8A to 8E, the display unit 170 displays the OSD window 810 on the screen 800. The controller 180 may check whether the OSD window 810 is closed after a preset time.

When the OSD window 810 is closed after a preset time, the controller 180 may control the pointer 820 displayed on the screen 800 to be repeatedly displayed in a transparent, translucent, and opaque state. The display unit 170 displays the pointer 822 in a translucent state. Thereafter, the display unit 170 displays the pointer in a transparent state so that the pointer is not visible on the screen 800 of FIG. 8C. Thereafter, the display unit 170 displays the pointer 826 again in a translucent state. Thereafter, the display unit 170 displays the pointer 828 in an opaque state.

9 is a flowchart illustrating a process of performing an embodiment of the OSD display method according to the present invention.

Referring to FIG. 9, the interface unit 150 receives an OSD menu request (S900).

The display unit 170 displays an OSD window (S910). The OSD window may provide a graphic user interface function for the Internet service.

The controller 180 checks whether the displayed OSD window is closed after a preset time (S920).

If the OSD window is closed after a preset time, the controller 180 checks whether the OSD close notification function is set to use (S930). Here, the OSD closing notification function may be set through the OSD menu.

When the OSD close notification function is set to be used, the display unit 170 displays an indication that the OSD window is closed (S940). Here, the display may be displayed in at least one of the manner shown in FIGS. 6A to 6E, the manner shown in FIGS. 7A to 7E, and the manner shown in FIGS. 8A to 8E.

The controller 180 checks whether a signal associated with an OSD window is input (S950). The signal associated with the OSD window may be received from the spatial remote controller.

When a signal associated with the OSD window is input, the display unit 170 stops displaying the display indicating that the OSD window is closed (S960).

If a signal associated with the OSD window is not input, the controller 180 checks whether it is after a preset time (S970).

If it is after a preset time, the display unit 170 closes the OSD window (S980).

The present invention can also be embodied as computer-readable codes on a computer-readable recording medium. A computer-readable recording medium includes all kinds of recording apparatuses in which data that can be read by a computer apparatus is stored. Examples of the computer-readable recording medium include a ROM, a RAM, a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like, and may be implemented in the form of a carrier wave (for example, transmission via the Internet) . The computer-readable recording medium may also be distributed to networked computer devices so that computer readable code can be stored and executed in a distributed manner.

Although the preferred embodiments of the present invention have been shown and described above, the present invention is not limited to the specific preferred embodiments described above, and the present invention belongs to the present invention without departing from the gist of the present invention as claimed in the claims. Various modifications can be made by those skilled in the art, and such changes are within the scope of the claims.

Claims (15)

Displaying an on-screen display (OSD) window on a screen;
Checking whether the displayed OSD window is closed after a preset time; And
And if the OSD window is closed after a preset time, displaying an indication of the closing of the 0SD window on the screen. The method according to claim 1,
In displaying the indication,
And displaying the OSD window repeatedly and transparently and semitransparently. The method according to claim 1,
In displaying the indication,
And displaying an icon in the OSD window. The method of claim 3, wherein
And displaying the icons repeatedly and transparently and semitransparently. The method according to claim 1,
In displaying the indication,
And displaying the pointer displayed on the screen repeatedly and transparently and semi-transparently. The method according to claim 1,
Checking whether a signal associated with the OSD window has been input; And
When the signal associated with the OSD window is input, stopping the display of the display. The method according to claim 1,
And a signal associated with the OSD window is received from a spatial remote controller. A display unit for displaying an on-screen display (OSD) window on a screen; And
And a controller for checking whether the displayed OSD window is closed after a preset time, and if the OSD window is closed after a preset time, controlling to display an indication that the 0SD window is closed on the screen. Digital broadcast receiver characterized. The method of claim 8,
The control unit,
And controlling the OSD window to be repeatedly displayed in a transparent and translucent manner. The method of claim 8,
The control unit,
And display an icon indicating that the OSD window is closed in the OSD window. The method of claim 10,
And the icon is repeatedly displayed in a transparent and translucent manner. The method of claim 8,
The control unit,
And controlling the pointer displayed on the screen to be repeatedly displayed in a transparent and translucent manner. The method of claim 8,
The control unit,
And checking whether a signal associated with the OSD window is input, and if the signal associated with the OSD window is input, controls to stop displaying of the display. The method of claim 3, wherein
And a signal associated with the OSD window is received from a spatial remote controller. The method of claim 8,
And the digital broadcast receiver is a network TV.

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