KR101599530B1 - Broadcast receiver controlled by screen remote controller and space remote controller and control method for the same - Google Patents

Abstract

The present invention relates to a broadcast receiver controlled by a screen remote controller and a space remote controller, and a control method thereof. According to an embodiment of the present invention, a broadcasting receiver controlled by a screen remote controller and a space remote controller can automatically generate a preferred channel and provide a more convenient UI (User Interface).

Screen remote control, Space remote control

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a broadcast receiver and a control method thereof,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a broadcast receiver, and more particularly, to a broadcast receiver controlled by a screen remote controller and a space remote controller, and a control method thereof.

Since digital broadcasting transmits digital video and audio signals, it is stronger against external noise than analog broadcasting, has less data loss, and is advantageous for error correction. In addition, the digital broadcasting has a high resolution and provides a clear screen, and it can provide a user-oriented interactive service. Therefore, in the case of such a digital broadcasting, the channel or function to be provided to the user is increasing exponentially.

In order to control a digital broadcasting receiver capable of receiving and processing the digital broadcasting, a remote control device such as a remote controller is used.

However, as described above, as the number of channels and functions provided by digital broadcasting increases, implementing a single remote controller capable of handling all of the channels and functions has become a complicated problem.

In addition, it is difficult to mount all of the remote control buttons capable of processing the channel, the function, and the like in the one remote control, which hinders the user's convenience.

One embodiment of the present invention is to provide a new paradigm remote controller that can more easily control complex functions provided by digital broadcasting or the like.

In addition, another embodiment of the present invention provides a method of automatically generating a preferred channel by using a space remote controller and a screen remote controller.

Further, another embodiment of the present invention provides a user interface that can more easily confirm a preferred channel by using a space remote controller and a screen remote controller.

According to another aspect of the present invention, there is provided a method of controlling a broadcast receiver controlled by a screen remote controller and a spatial remote controller, the method comprising: generating a signal for determining a preferred channel; Dividing the screen into the preferred channel regions and displaying each of the preferred channel regions with a screen remote controller associated with a command signal to be tuned to the corresponding channel; receiving a pointing signal from the spatial remote controller; Determining whether the pointing signal is located within a range within a specific preferred channel region in the displayed screen remote control and controlling the tuning to the corresponding channel if the pointing signal is located within a range within the specific preferred channel region .

According to another aspect of the present invention, there is provided a broadcast receiver controlled by a screen remote controller and a spatial remote controller, comprising: a generator for generating a signal for determining a preferred channel; A display unit for displaying a screen remote controller corresponding to a command signal to be tuned to a corresponding channel by dividing the preferred channel region into the preferred channel regions, a receiving unit for receiving a pointing signal from the spatial remote controller, A determination unit for determining whether the pointing signal is located within a range within a specific preferred channel region in the displayed screen remote control and a control unit for controlling the tuning to the corresponding channel if the pointing signal is located within a range within the specific preferred channel region .

According to an embodiment of the present invention, it is possible to provide a new paradigm remote controller that can more easily control complex channels and functions provided by digital broadcasting.

Further, according to another embodiment of the present invention, by utilizing the correspondence relationship between the space remote controller and the screen remote controller, it is possible to attract a user's interest in the control of the digital broadcast receiver and to substantially influence the sales of the above- .

According to another embodiment of the present invention, there is provided a method of automatically generating a preferred channel by using a spatial remote controller and a screen remote controller.

In addition, according to another embodiment of the present invention, a user interface that can more easily confirm a preferred channel by using a space remote controller and a screen remote controller is provided.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings and accompanying drawings, but the present invention is not limited to or limited by the embodiments.

As used herein, terms used in the present invention are selected from general terms that are widely used in the present invention while taking into account the functions of the present invention, but these may vary depending on the intention or custom of a person skilled in the art or the emergence of new technologies. Also, in certain cases, there may be a term chosen arbitrarily by the applicant, in which case the meaning thereof will be described in the description of the corresponding invention. Therefore, it is intended that the terminology used herein should be interpreted based on the meaning of the term rather than on the name of the term, and on the entire contents of the specification.

FIG. 1 is a block diagram of a broadcasting receiver controlled by a screen remote controller and a space remote controller according to an embodiment of the present invention. Referring to FIG. For example, the blocks shown in FIG. 1 can be designed as a module, which means a unit for processing a specific function or operation. The module may be implemented by hardware or software, or may be implemented by a combination of hardware and software.

1, a broadcast receiver 100 according to an exemplary embodiment of the present invention includes a video / audio processing unit 101, an interface unit 150, a storage unit 160, a display 170, A controller 175, a controller 180, and the like.

The video / audio processing unit 101 processes the inputted video signal or audio signal so that the video or audio can be output to the display 170 and the audio output unit 175 of the broadcast receiver 100. For this, the video / audio processing unit 101 may include a signal input unit 110, a demodulation unit 120, a signal processing unit 140, and the like. The signal input unit 110 includes a tuner unit 111, an A / V input unit 112, a USB input unit 11, and a radio signal input unit 114, for example.

The tuner unit 111 is an element for allowing a user to directly change specific data among RF (Radio Frequency) broadcast signals received through an antenna.

The type of object implemented in the broadcast receiver 100 may be changed according to a specific specification of a graphical user interface (GUI). For example, the volume control button, the channel control button, , A menu, an icon, a navigation tab, a scroll bar, a progress bar, a text box, a window, and the like.

Alternatively, according to another embodiment of the present invention, various types of display devices may be adopted instead of the broadcast receiver 100 of FIG. 1 and the other drawings to be described later. In this case, the display device that replaces the broadcast receiver displays a screen remote controller on a screen area of the entire display screen area of the display device, as shown in FIG. 2 to FIG. Further, the display device receives a pointing signal from an external remote controller (for example, a space remote controller shown in Figs. 2 and 3, etc.). 4, when the pointing corresponding to the pointing signal received from the external remote control is located within a specific control area within the screen remote control, the display device selects the pointing corresponding to the pointing signal. Then, the display device executes a specific function corresponding to the selected specific control area.

Meanwhile, the screen remote controller is divided into at least two control areas, and each of the control areas corresponds to a function of the display device. A more detailed description of the screen remote controller will be described below .

FIG. 2 and FIG. 3 are views showing the appearance of a space remote controller and a screen remote controller according to an embodiment of the present invention at the same time.

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

On the other hand, when the pointer is moved or stopped for a predetermined time only within a specific area of the screen remote control (indicated by 'a' in FIGS. 2 and 3), a function corresponding to the specific area is automatically performed Respectively.

As described above, according to the embodiment of the present invention, the space remote controller and the screen remote controller are managed in correspondence with each other, thereby enhancing the convenience of the user and simplifying the existing remote controller.

FIG. 4 illustrates a screen remote control according to an embodiment of the present invention in more detail.

As shown in FIG. 4, the screen remote controller is displayed in a form in which some screens of the entire screen of the broadcast receiver are divided into at least two control areas. In addition, each of the control areas corresponds to each unique function of the broadcast receiver, and can perform a corresponding function according to the location of the pointing signal input from the spatial remote control.

5 is a diagram illustrating an internal module of a space remote controller and a broadcasting receiver (including a screen remote controller) according to an embodiment of the present invention.

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 a control unit 280, and the like.

The wireless communication unit 220 transmits and receives signals to and from the 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 broadcast receiver 100 according to the RF communication standard. The space remote controller 201 may include an IR module 223 capable of transmitting and receiving signals to and from the interface unit 150 of the 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 broadcast receiver 100 through the RF module 221. In addition, the spatial remote controller 201 can receive a signal transmitted by the broadcast receiver 100 through the RF module 221. The space remote controller 201 transmits commands to the broadcast receiver 100 via the IR module 223 on power on / off, channel change, volume change, and the like, if necessary.

The user input unit 230 may include a keypad or buttons. The user can input a command related to the broadcast receiver 100 to the space remote controller 201 by operating the user input unit 230. [ When the user input unit 230 includes a hard key button, the user can input a command related to the broadcast receiver 100 to the space remote controller 201 through a push operation of the hard key button. When the user input unit 230 has a touch screen, the user can touch a soft key of the touch screen to input a command related to the broadcast receiver 100 to the space remote controller 201. [ The user input unit 230 may include various types of input means such as a scroll key, a jog dial, and the like that can be operated by the user.

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

The output unit 250 may output an image or sound signal corresponding to the operation of the user input unit 230 or corresponding to the signal transmitted from the broadcast receiver 100. The user can recognize whether the user input unit 230 is operated or whether the broadcast receiver 100 is controlled through the output unit 250.

The output unit 250 may include an LED module 251 that is turned on when the user input unit 230 is operated or a signal is transmitted to and received from the broadcast receiver 100 through the wireless communication unit 220, A sound output module 255 for outputting sound, and a display module 257 for outputting an image.

The power supply unit 260 supplies power to the space remote controller 201. The power supply unit 260 can reduce the power waste by interrupting the power supply when the space remote controller 201 does not move for a predetermined time. The power supply unit 260 can power up the power supply when a predetermined key provided on the space remote controller 201 is operated.

The storage unit 270 may store various types of programs, application data, and the like necessary for the control or operation of the spatial remote controller 201. When the space remote controller 201 transmits and receives signals wirelessly through the broadcasting receiver 100 and the RF module 221, the space remote controller 201 and the broadcasting receiver 100 transmit and receive signals through a predetermined frequency band. The control unit 280 of the spatial remote controller 201 stores information on a frequency band or the like capable of wirelessly transmitting and receiving signals to and from the broadcast receiver 100 that is paired with the spatial remote controller 201 in the storage unit 270 And can refer to it.

The control unit 280 controls various matters related to the control of the spatial remote controller 201. [ The control unit 280 transmits a signal corresponding to a predetermined key operation of the user input unit 230 or a signal corresponding to the operation of the spatial remote controller 201 sensed by the sensor unit 240 to the broadcast receiver 100 To the interface unit 150 of FIG.

The interface unit 150 of the broadcast receiver 100 includes a wireless communication unit 151 capable of wirelessly transmitting and receiving signals to and from the spatial remote controller 201, a coordinate value calculating unit 154, a display module 155, A control module 156, and a control module 157, and the like.

The interface unit 150 can wirelessly transmit and receive signals to and from the spatial remote controller 201 through the RF module 152. Also, the IR remote controller 201 can receive a signal transmitted through the IR module 153 according to the IR communication standard.

The display module 155 divides some screens of the entire screen of the broadcast receiver 100 into at least two control areas and each of the control areas corresponds to each unique function of the broadcast receiver 100 Displays the on-screen remote control.

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

The determination module 156 determines whether the received pointing signal is recognized in a range within a specific control area within the displayed screen remote control.

If the control module 157 recognizes a range within the specific control area, the control module 157 controls the specific functions corresponding to the specific control area among the inherent functions of the broadcast receiver to be activated.

Further, the display module 155 may simultaneously display a summary description of each function corresponding to the control area and the control area. In addition, the determination module 156 may determine whether the received pointing signal is within a specific control region within the specific control region only when the received pointing signal is stationary or mobility for a predetermined time within a specific control region of the displayed screen remote control, As shown in FIG. Alternatively, the determination module 156 may be configured to determine whether a specific button signal (e.g., an 'OK' button signal) is applied in a situation where the received pointing signal is within a specific control region of the displayed screen remote control , It can be regarded as a case where it is recognized in a range within the specific control area.

Each unique function of the broadcast receiver may correspond to at least one or more of channel number, audio size, and genre setting information. Therefore, according to the embodiment of the present invention, by using the above-described space remote controller and screen remote controller, the existing remote controller structure can be simplified, and numerous channels and various functions of digital broadcasting can be controlled more easily.

According to another embodiment of the present invention, the coordinate value calculating unit 154 corrects the camera shake or error from the signal corresponding to the operation of the spatial remote controller 201 received through the wireless communication unit 151, The coordinate value (x, y) of the pointer 202 to be displayed on the display unit 170 can be calculated.

The transmission signal of the spatial remote controller 201 inputted to the broadcast receiver 100 through the interface unit 150 is transmitted to the control unit 180 of the broadcast receiver 100. The control unit 180 can determine the information about the operation of the spatial remote controller 201 and the key operation from the signal transmitted from the spatial remote controller 201 and control the broadcast receiver 100 accordingly.

In addition, according to another embodiment of the present invention, the spatial remote controller 201 may calculate the pointer coordinate value corresponding to the operation of the spatial remote controller and output it to the interface unit 150 of the broadcast receiver 100. In this case, the interface unit 150 of the broadcast receiver 100 can transmit information on the received pointer coordinate values to the control unit 180 without any additional camera shake or error correction process.

In other words, according to another embodiment of the present invention, the display module 155 continuously displays the locus of the pointing signal received from the spatial remote controller 201, When a character corresponding to the locus of the displayed pointing signal is present based on the recognition rule, a broadcast list related to the character is displayed. In addition, the broadcast list may include at least one of a channel number including the character and a program name including the character.

3 ", "31 "," 33 ", "39 ", etc., including the character" 3 ", when the character corresponding to the locus of the displayed pointing signal is &Quot;, " 9 o'clock news ", "MMM news "," economic news ", which are program names including the character "NEW ", are displayed when the character corresponding to the locus of the displayed pointing signal is & Or the like.

In particular, referring to FIG. 5, a method of generating and displaying a preferred channel according to an embodiment of the present invention will be described.

The generating unit 500 generates a signal for determining a preferred channel. The generating unit 500 may include a monitoring unit 510, a detection unit 520, a storage unit 530, and a shift unit 540, which will be described later.

The display module 155 displays a screen remote controller corresponding to a command signal for dividing a screen of some of the entire screen of the broadcast receiver into the preferred channel area and for tuning each of the preferred channel areas to the corresponding channel.

The receiving unit receives the pointing signal from the spatial remote controller, and the receiving unit may correspond to the RF module 152 and the IR module 153.

The determination module 156 determines whether the received pointing signal is within a range within a specific preferred channel area in the displayed screen remote control and the control module 157 determines whether the pointing signal is within a range within the specific preferred channel area It is controlled to be tuned to the corresponding channel.

In addition, according to another embodiment of the present invention, the monitoring unit 510 monitors a first number selected for channel tuning and a channel tuned according to the selection, and the detecting unit 520 uses the monitoring result , And detects the most selected channel among at least one or more channels starting with a specific number. The storage unit 530 stores the detected most selected channel as a preferred channel corresponding to the specific number.

Further, the shift unit 540 shifts the number of the specific number area displayed on the screen remote controller to the preferred channel corresponding to the stored specific number. The display module 155 displays the shifted preferred channel. The preferred channel thus displayed will be described with reference to FIGS. 6 to 9. FIG.

6 is a diagram illustrating a screen remote control according to an embodiment of the present invention.

7 is a diagram illustrating a screen remote control according to another embodiment of the present invention.

8 is a diagram illustrating a screen remote control according to another embodiment of the present invention.

9 is a diagram illustrating a screen remote control according to another embodiment of the present invention.

As shown in FIG. 6, a screen remote controller having a normal number can be displayed at normal times. However, as described above, when an instruction to display the favorite channel list is issued, the preferred channel list is displayed by replacing the ordinary numbers, as shown in FIG. When displayed in this way, there is an advantage that it is not necessary to input a general number in a user's position to select a channel.

8, when a pointing signal (e.g., a cursor or an arrow) of the spatial remote controller is located at a specific number of the screen remote controller, the preferred channel mapped to the specific number is displayed. However, the method of automatically mapping a specific number and a preferred channel has been described in detail above, and the same description will be omitted.

In addition, when the pointing signal deviates from the numeric area while the preferred channel is being displayed as shown in FIG. 8, the screen remote controller of the normal mode is displayed as shown in FIG.

In particular, the screen remote controller displayed as shown in FIG. 7 may be referred to as a silver screen remote controller, or the screen remote controller displayed as shown in FIG. 8 may be referred to as a speed dial screen remote controller.

That is, according to the embodiment of the present invention, the preference channel frequently used by the user is automatically or manually set as described above, and arranged on the screen remote controller as shown in FIG. 7, Do. In addition, according to another embodiment of the present invention, as shown in FIG. 8, when the preferred channel is arranged in place of the number on the screen remote controller, the preferred channel is switched to the preferred channel by depressing it like a speed dial.

Therefore, according to the embodiments of the present invention, it is possible to satisfy the existing user and the user of the silver generation at the same time by implementing the screen remote controller specialized for the silver generation. In addition, there is an effect that the user can use the preferred channel more easily by adding the function of the speed dial.

10 is a flowchart showing a control method of a broadcast receiver controlled by the screen remote controller and the spatial remote controller of the present invention.

The broadcast receiver generates a signal for determining a preferred channel (S1001). In step S1002, the broadcast receiver displays a screen remote controller corresponding to a command signal for dividing some of the screens of the entire entire screen into the preferred channel areas and tuning the preferred channel areas to the corresponding channels. The broadcast receiver receives the pointing signal from the spatial remote controller (S1003). The broadcast receiver determines whether the received pointing signal is located within a range within a specific preferred channel area in the displayed screen remote control (S1004). If the received positioning signal is within a range within the specific preferred channel area, (S1005).

The step S1001 may include monitoring a first number selected for channel tuning and a channel tuned according to the selection, and detecting a most-selected channel among at least one channel starting with a specific number And storing the detected most selected channel as a preferred channel corresponding to the specific number.

In addition, the step S1002 may further include displaying a favorite channel corresponding to the stored specific number by replacing the number of the specific number area displayed on the screen remote control.

The number corresponds to, for example, a natural number of 1 to 9, and may include 0 in some cases.

The preferred channel includes, for example, a content provider name of a channel, and the broadcast receiver corresponds to at least one of IPTV (Internet Protocol Television) or BBTV (Broadband TeleVision), for example.

According to the embodiment of the present invention described above with reference to Figs. 1 to 10, by using a dual remote controller of a new paradigm such as a space remote controller and a screen remote controller, it is possible to remove a large number of buttons attached to a conventional remote controller There is a unique effect.

According to another embodiment of the present invention, there is provided a method of automatically generating a preferred channel by using a spatial remote controller and a screen remote controller.

In addition, according to another embodiment of the present invention, a user interface that can more easily confirm a preferred channel by using a space remote controller and a screen remote controller is provided.

Meanwhile, the method inventions according to the present invention can be implemented in the form of program instructions that can be executed through various computer means and recorded on a computer readable medium. The computer-readable medium may include program instructions, data files, data structures, and the like, alone or in combination. The program instructions recorded on the medium may be those specially designed and configured for the present invention or may be available to those skilled in the art of computer software. Examples of computer-readable media include magnetic media such as hard disks, floppy disks and magnetic tape; optical media such as CD-ROMs and DVDs; magnetic media such as floppy disks; Magneto-optical media, and hardware devices specifically configured to store and execute program instructions such as ROM, RAM, flash memory, and the like. Examples of program instructions include machine language code such as those produced by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like. The hardware devices described above may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. This is possible. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined by the equivalents of the claims, as well as the claims.

FIG. 1 is a block diagram of a broadcasting receiver controlled by a screen remote controller and a space remote controller according to an embodiment of the present invention. Referring to FIG.

FIG. 2 and FIG. 3 are views showing the appearance of a space remote controller and a screen remote controller according to an embodiment of the present invention at the same time.

FIG. 4 illustrates a screen remote control according to an embodiment of the present invention in more detail.

5 is a diagram illustrating an internal module of a space remote controller and a broadcasting receiver (including a screen remote controller) according to an embodiment of the present invention.

6 is a diagram illustrating a screen remote control according to an embodiment of the present invention.

7 is a diagram illustrating a screen remote control according to another embodiment of the present invention.

8 is a diagram illustrating a screen remote control according to another embodiment of the present invention.

9 is a diagram illustrating a screen remote control according to another embodiment of the present invention.

10 is a flowchart showing a control method of a broadcast receiver controlled by the screen remote controller and the spatial remote controller of the present invention.

Claims (12)

Generating a signal that determines a preferred channel; A step of displaying a screen remote controller corresponding to a command signal for dividing some screens of the entire screen of the broadcast receiver into the preferred channel areas and for tuning each of the preferred channel areas to the corresponding channel Receiving a pointing signal from a spatial remote control; Determining whether the received pointing signal is within a range within a specific preferred channel area in the displayed screen remote control; And And controlling the tuning to the corresponding channel if it is within a range within the specific preferred channel region, Wherein the step of generating a signal for determining a preferred channel comprises: Monitoring a first number selected for channel tuning and a channel tuned according to the selection; Detecting the most selected channel among at least one or more channels starting with a specific number using the monitoring result; And Storing the detected most selected channel as a preferred channel corresponding to the specific number And controlling a broadcast receiver controlled by a screen remote controller and a space remote controller. delete The method according to claim 1, The step of displaying, Displaying a favorite channel corresponding to the stored specific number by replacing the number of the specific number area displayed on the screen remote control And controlling a broadcast receiver controlled by a screen remote controller and a space remote controller. The method according to claim 1, Wherein the numbers are controlled by a screen remote controller and a spatial remote controller corresponding to a natural number of 1 to 9. The method of claim 3, Preferably, A method of controlling a broadcast receiver controlled by a screen remote controller and a spatial remote controller including a name of a content provider of a channel. The method according to claim 1, The broadcast receiver includes: A control method of a broadcast receiver controlled by a screen remote controller and a space remote controller corresponding to at least one of IPTV (Internet Protocol TeleVision) and BBTV (BroadBand TeleVision). A generator for generating a signal for determining a preferred channel; A display unit for dividing a screen of the entire screen of the broadcasting receiver into the preferred channel regions and displaying the screen remote controllers corresponding to command signals for tuning the preferred channel regions to the corresponding channels; A receiving unit for receiving a pointing signal from the spatial remote controller; A determination unit for determining whether the received pointing signal is within a range within a specific preferred channel area in the displayed screen remote control; And And controlling the tuning to the corresponding channel if the channel is located within a range within the specific preferred channel region, Wherein the generation unit comprises: A monitoring unit monitoring a first number selected for channel tuning and a channel tuned according to the selection; A detector for detecting a most-selected channel among at least one or more channels starting with a specific number using the monitoring result; And And stores the detected most selected channel as a preferred channel corresponding to the specific number And a remote controller for controlling the remote controller. delete 8. The method of claim 7, The display unit includes: A broadcast remote controller for controlling a screen remote controller and a remote controller to display a favorite channel corresponding to the stored specific number by replacing the number of a specific number area displayed on the screen remote controller. 8. The method of claim 7, Wherein the numbers are controlled by a screen remote controller and a space remote controller corresponding to a natural number of 1 to 9. 10. The method of claim 9, Preferably, A broadcast receiver controlled by a screen remote control and a spatial remote control that includes a content provider name of the channel. 8. The method of claim 7, The broadcast receiver includes: A broadcast receiver controlled by a screen remote controller and a space remote controller corresponding to at least one of IPTV (Internet Protocol TeleVision) and BBTV (BroadBand TeleVision).

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