KR20160095377A - Display device and operating method thereof - Google Patents

Abstract

According to an embodiment of the present invention, an operation method of a display device includes the following steps of: receiving an input signal from a remote control device through near field communication; acquiring a distance between the remote control device and the display device; and outputting either the characteristic of the display device or the size of volume according to the acquired distance after controlling.

Description

[0001] DISPLAY DEVICE AND OPERATING METHOD THEREOF [0002]

The present invention relates to a display device and a method of operating the same.

In recent years, digital TV services using wired or wireless communication networks have become popular. The digital TV service can provide various services that can not be provided by the existing analog broadcasting service.

For example, in the case of IPTV (Internet Protocol Television) service, which is one kind of digital TV service, it provides a bidirectionality allowing the user to actively select the type of viewing program, viewing time, and the like. The IPTV service may provide various additional services such as Internet search, home shopping, online game, etc. based on the bidirectionality.

In addition, recent smart TVs are building user interface screens for providing various information to users.

However, there has been a limitation in providing a consistent user interface screen without considering the positional relationship between the user and the TV.

The present invention relates to a display device and a method of operating the same that enable a user to effectively control functions of a display device by providing various types of user interface screens or adjusting the size of a volume according to a positional relationship between a remote control device and a display device .

A method of operating a display device according to an embodiment of the present invention includes receiving an input signal via short range wireless communication from a remote control device and acquiring a distance between the remote control device and the display device based on the intensity of the received input signal And adjusting and outputting at least one of a characteristic of a screen of the display device and a size of the volume according to the obtained distance.

A display apparatus according to an embodiment of the present invention includes an input interface unit for receiving an input signal through short-range wireless communication from a remote control apparatus and a distance between the remote control apparatus and the display apparatus based on the intensity of the received input signal And a controller for adjusting at least one of the characteristics of the screen of the display device and the size of the volume according to the obtained distance.

According to various embodiments of the present invention, it is possible to provide various types of user interface screens according to the positional relationship between the remote control device and the display device, or to adjust the size of the volume to enable the user to effectively control the functions of the display device .

1 is a block diagram illustrating a configuration of a display apparatus according to an embodiment of the present invention.
2 is a block diagram of a remote control device according to an embodiment of the present invention.
3 shows an example of an actual configuration of a remote control apparatus according to an embodiment of the present invention.
4 shows an example of utilizing a remote control device according to an embodiment of the present invention.
5 is a flowchart illustrating an operation method of a display apparatus according to an exemplary embodiment of the present invention.
6 to 7 are views for explaining a distance relation between a display device and a remote control device according to an embodiment of the present invention.
8 to 9 are views for explaining an embodiment for adjusting the moving speed of the pointer according to the distance between the display device and the remote control device.
10 to 11 are views for explaining an embodiment for adjusting the size of the pointer according to the distance between the display device and the remote control device.
12 to 13 are views for explaining an embodiment for adjusting the characteristics of service items displayed on the screen according to the distance between the display device and the remote control device.
FIGS. 14 to 16 are views for explaining another embodiment for adjusting the characteristics of the service items displayed on the screen according to the distance between the display device and the remote control device.
17 to 18 are views for explaining an embodiment for adjusting the volume of the volume according to the distance between the display device and the remote control device.
19 is an illustration of an executed screen of a remote control application displayed on a second type of remote control device according to an embodiment of the present invention.
20 to 21 are views for explaining an embodiment of controlling a screen of a display device through a second type remote control device according to an embodiment of the present invention.
22 is a view for explaining an embodiment in which a volume of a display device is adjusted when a call signal is received in a remote control application execution state of a second type remote control device according to an embodiment of the present invention.
23 to 25 are diagrams for explaining a method for correcting the movement of the pointer occurring when the button of the remote control apparatus is operated.

Hereinafter, embodiments related to the present invention will be described in detail with reference to the drawings. 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.

The display device according to the embodiment of the present invention is an intelligent display device that adds a computer support function to a broadcast reception function, for example, and is equipped with a function of inputting a handwriting, a touch screen Or an interface that is more convenient to use than a space remote controller or the like. Also, it can be connected to the Internet and a computer by the support of a wired or wireless Internet function, and can perform functions such as e-mail, web browsing, banking or game. A standardized general-purpose OS can be used for these various functions.

Therefore, the display device described in the present invention can freely add or delete various applications, for example, on a general-purpose OS kernel, so that various user-friendly functions can be performed. More specifically, the display device may be, for example, a network TV, an HBBTV, a smart TV, an LED TV, an OLED TV, or the like, and may be applied to a smartphone as the case may be.

1 is a block diagram illustrating a configuration of a display apparatus according to an embodiment of the present invention.

1, a display device 100 includes a broadcast receiver 130, an external device interface 135, a storage 140, a user input interface 150, a controller 170, a display 180, An audio output unit 185, and a power supply unit 190.

The broadcast receiving unit 130 may include a tuner 131, a demodulation unit 132, and a network interface unit 133.

The tuner 131 can tune to a specific broadcast channel according to the channel tuning command. The tuner 131 may receive a broadcast signal for the selected broadcast channel.

The demodulator 132 can separate the received broadcast signal into a video signal, an audio signal, and a data signal related to a broadcast program, and can restore the separated video signal, audio signal, and data signal into a form capable of outputting.

The external device interface unit 135 may receive an application or application list in an adjacent external device and may transmit the received application or application list to the control unit 170 or the storage unit 140.

The network interface unit 133 may provide an interface for connecting the display device 100 to a wired / wireless network including the Internet network. The network interface unit 133 can transmit or receive data to another user or another electronic device via the network connected thereto or another network linked to the connected network.

In addition, some content data stored in the display device 100 can be transmitted to another user registered in the display device 100 or a selected one of the other electronic devices or selected electronic devices.

The network interface unit 133 can access a predetermined web page through the connected network or another network linked to the connected network. That is, it is possible to access a predetermined web page through a network and transmit or receive data with the server.

The network interface unit 133 may receive content or data provided by the content provider or the network operator. That is, the network interface unit 133 can receive contents 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 133 can receive update information and an update file of the firmware provided by the network operator, and can transmit data to the Internet or a content provider or a network operator.

The network interface unit 133 can select and receive a desired application among applications open to the public via the network.

The storage unit 140 stores programs for signal processing and control in the controller 170, and can store image-processed video, audio, or data signals.

The storage unit 140 may perform a function for temporarily storing video, audio, or data signals input from the external device interface unit 135 or the network interface unit 133, It may also store information about the image.

The storage unit 140 may store a list of applications or applications input from the external device interface unit 135 or the network interface unit 133. [

The display apparatus 100 may reproduce and provide a content file (a moving picture file, a still picture file, a music file, a document file, an application file, etc.) stored in the storage unit 140 to a user.

The user input interface unit 150 may transmit a signal input by the user to the control unit 170 or may transmit a signal from the control unit 170 to the user. For example, the user input interface unit 150 may be implemented by various communication methods such as Bluetooth, Ultra Wideband (WB), ZigBee, RF (Radio Frequency) communication, and infrared (IR) It is possible to receive and process control signals such as power on / off, channel selection, screen setting, and the like from the remote control device 200, or transmit control signals from the control unit 170 to the remote control device 200. [

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

The video signal processed by the controller 170 may be input to the display unit 180 and displayed as an image corresponding to the video signal. The video signal processed by the controller 170 may be input to the external output device through the external device interface 135. [

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

In addition, the control unit 170 can control the overall operation in the display device 100. [

The control unit 170 may control the display device 100 according to a user command or an internal program input through the user input interface unit 150. The control unit 170 accesses the network and displays a list of applications or applications desired by the user, So that it can be downloaded into the portable terminal 100.

The control unit 170 can output the video or audio signal processed through the channel information selected by the user through the display unit 180 or the audio output unit 185.

The control unit 170 controls the operation of the external device through the external device interface unit 135 according to an external device video playback command received through the user input interface unit 150. For example, So that a video signal or a voice signal can be output through the display unit 180 or the audio output unit 185.

The control unit 170 may control the display unit 180 to display an image and may output the broadcast image input through the tuner 131 or the external input through the external device interface unit 135, The image input through the network interface unit or the image stored in the storage unit 140 may 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 moving image, and may be a 2D image or a 3D image.

In addition, the controller 170 may control the content stored in the display device 100, the received broadcast content, or external input content input from the outside to be reproduced, and the content may be a broadcast image, an external input image, , A still image, a connected web screen, and a document file.

The display unit 180 converts the video signal, the data signal, the OSD signal, the video signal, the data signal, and the like received from the external device interface unit 135 into R, G, and B signals, respectively, Signal can be generated.

On the other hand, the display device 100 shown in FIG. 1 is only an embodiment of the present invention. Some of the components shown may be integrated, added, or omitted depending on the specifications of the display device 100 actually implemented.

That is, two or more constituent elements may be combined into one constituent element, or one constituent element may be constituted by two or more constituent elements, if necessary. In addition, the functions performed in each block are intended to illustrate the embodiments of the present invention, and the specific operations and apparatuses do not limit the scope of the present invention.

1, the display apparatus 100 may include a tuner 131 and a demodulator 132 and may include a network interface unit 133 or an external device interface unit (not shown) 135 to reproduce the image.

For example, the display apparatus 100 may be divided into an image processing apparatus such as a set-top box for receiving broadcast signals or contents according to various network services, and a content reproducing apparatus for reproducing contents inputted from the image processing apparatus Can be implemented.

In this case, the operation method of the display device according to the embodiment of the present invention to be described below may be applied not only to the display device 100 as described with reference to FIG. 1, but also to the image processing device such as the separated set- 180, and an audio output unit 185. The content playback apparatus may be implemented by any one of the above-described content playback apparatuses.

Next, a remote control apparatus according to an embodiment of the present invention will be described with reference to Figs. 2 to 3. Fig.

FIG. 2 is a block diagram of a remote control apparatus according to an embodiment of the present invention, and FIG. 3 shows an example of an actual configuration of a remote control apparatus 200 according to an embodiment of the present invention.

2, the remote control apparatus 200 includes a fingerprint recognition unit 210, 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, a control unit 280, and a voice acquiring unit 290. [0034]

Referring to FIG. 2, the wireless communication unit 225 transmits / receives a signal to / from any one of the display devices according to the embodiments of the present invention described above.

The remote control device 200 includes an RF module 221 capable of transmitting and receiving signals to and from the display device 100 according to the RF communication standard and is capable of transmitting and receiving signals with the display device 100 according to the IR communication standard And an IR module 223. In addition, the remote control device 200 may include a Bluetooth module 225 capable of transmitting and receiving signals with the display device 100 according to the Bluetooth communication standard. The remote control apparatus 200 is provided with an NFC module 227 capable of transmitting and receiving signals to and from the display apparatus 100 in accordance with a NFC (Near Field Communication) communication standard. In accordance with a WLAN (Wireless LAN) communication standard, And a WLAN module 229 that can send and receive signals to and from the device 100.

The remote control device 200 transmits a signal containing information on the motion and the like of the remote control device 200 to the display device 100 through the wireless communication unit 220.

On the other hand, the remote control device 200 can receive a signal transmitted from the display device 100 through the RF module 221 and can transmit power to the display device 100 via the IR module 223, Off, channel change, volume change, and the like.

The user input unit 230 may include a keypad, a button, a touch pad, or a touch screen. The user can input a command related to the display device 100 to the remote control device 200 by operating the user input unit 230. [ When the user input unit 230 has a hard key button, the user can input a command related to the display device 100 to the remote control device 200 through the push operation of the hard key button. This will be described with reference to FIG.

Referring to FIG. 3, the remote control apparatus 200 may include a plurality of buttons. The plurality of buttons include a fingerprint recognition button 212, a power button 231, a home button 232, a live button 233, an external input button 234, a volume control button 235, a voice recognition button 236, A channel change button 237, an OK button 238, and a back button 239. [

The fingerprint recognition button 212 may be a button for recognizing the fingerprint of the user. In one embodiment, the fingerprint recognition button 212 is capable of a push operation and may receive a push operation and a fingerprint recognition operation. The power button 231 may be a button for turning on / off the power of the display device 100. The home button 232 may be a button for moving to the home screen of the display device 100. The live button 233 may be a button for displaying a real time broadcast program. The external input button 234 may be a button for receiving an external input connected to the display device 100. The volume control button 235 may be a button for controlling the volume of the volume output by the display device 100. The voice recognition button 236 may be a button for receiving the user's voice and recognizing the received voice. The channel change button 237 may be a button for receiving a broadcast signal of a specific broadcast channel. The confirmation button 238 may be a button for selecting a specific function, and the back button 239 may be a button for returning to a previous screen.

Fig. 2 will be described again.

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 display device 100 to the remote control device 200. [ In addition, the user input unit 230 may include various types of input means such as a scroll key, a jog key, and the like that can be operated by the user, and the present invention does not limit the scope of the present invention.

The sensor unit 240 may include a gyro sensor 241 or an acceleration sensor 243 and the gyro sensor 241 may sense information on the motion of the remote control device 200. [

For example, the gyro sensor 241 may sense information about the operation of the remote control device 200 on the basis of the x, y, and z axes, and the acceleration sensor 243 may sense the movement speed of the remote control device 200 And the like can be sensed. The remote control device 200 may further include a distance measuring sensor to sense the distance from the display unit 180 of the display device 100. [

The output unit 250 may output an image or voice signal corresponding to the operation of the user input unit 235 or corresponding to the signal transmitted from the display device 100. [ The user can recognize whether the user input unit 235 is operated or whether the display apparatus 100 is controlled through the output unit 250.

For example, the output unit 250 may include an LED module 251 that is turned on when the user input unit 235 is operated or a signal is transmitted to and received from the display device 100 through the wireless communication unit 225, a vibration module 253 for outputting sound, an acoustic output module 255 for outputting sound, or a display module 257 for outputting an image.

In addition, the power supply unit 260 supplies power to the remote control device 200, and if the remote control device 200 is not moved for a predetermined time, the power supply is interrupted to reduce power consumption. The power supply unit 260 may resume power supply when a predetermined key provided in the remote control device 200 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 remote control apparatus 200. [ If the remote control device 200 wirelessly transmits and receives signals through the display device 100 and the RF module 221, the remote control device 200 and the display device 100 transmit and receive signals through a predetermined frequency band .

The control unit 280 of the remote control device 200 stores information on a frequency band and the like capable of wirelessly transmitting and receiving a signal with the display device 100 paired with the remote control device 200 in the storage unit 270, can do.

The control unit 280 controls various matters related to the control of the remote control device 200. [ The control unit 280 transmits a signal corresponding to a predetermined key operation of the user input unit 235 or a signal corresponding to the motion of the remote control device 200 sensed by the sensor unit 240 through the wireless communication unit 225 100).

Also, the voice acquisition unit 290 of the remote control device 200 can acquire voice.

The voice acquisition unit 290 may include at least one microphone 291 and may acquire voice through the microphone 291.

Next, Fig. 4 will be described.

4 shows an example of utilizing a remote control device according to an embodiment of the present invention.

4A illustrates that the pointer 205 corresponding to the remote control device 200 is displayed on the display unit 180. In FIG.

The user can move or rotate the remote control device 200 up, down, left or right. The pointer 205 displayed on the display unit 180 of the display device 100 corresponds to the movement of the remote control device 200. [ In this remote control device 200, as shown in the figure, since the pointer 205 is moved according to the movement in the 3D space, it can be called a space remote controller.

4B illustrates that when the user moves the remote controller 200 to the left, the pointer 205 displayed on the display unit 180 of the display apparatus 100 moves to the left correspondingly.

Information on the motion of the remote control device 200 sensed through the sensor of the remote control device 200 is transmitted to the display device 100. The display device 100 can calculate the coordinates of the pointer 205 from the information about the motion of the remote control device 200. [ The display device 100 can display the pointer 205 so as to correspond to the calculated coordinates.

4C illustrates a case where the user moves the remote control device 200 away from the display unit 180 while the specific button in the remote control device 200 is depressed. Thereby, the selected area in the display unit 180 corresponding to the pointer 205 can be zoomed in and displayed.

Conversely, when the user moves the remote control apparatus 200 close to the display unit 180, the selection area within the display unit 180 corresponding to the pointer 205 may be zoomed out and displayed.

On the other hand, when the remote control device 200 moves away from the display unit 180, the selected area is zoomed out, and when the remote control device 200 approaches the display unit 180, the selected area may be zoomed in.

Further, the recognition of the upward, downward, and leftward / rightward movement can be excluded when a specific button in the remote control device 200 is pressed. That is, when the remote control device 200 moves away from or approaches the display unit 180, it is not recognized that the up, down, left, and right movements are recognized, and only the forward and backward movements are recognized. Only the pointer 205 is moved in accordance with the upward, downward, leftward, and rightward movement of the remote control device 200 in a state where the specific button in the remote control device 200 is not pressed.

On the other hand, the moving speed and moving direction of the pointer 205 may correspond to the moving speed and moving direction of the remote control device 200.

The pointer in the present specification means an object displayed on the display unit 180 in correspondence with the operation of the remote control device 200. [ Therefore, various shapes of objects other than the arrow shapes shown in the figure are possible with the pointer 205. [ For example, it can be a concept that includes points, cursors, prompts, thick outlines, and so on. The pointer 205 may be displayed corresponding to a point on a horizontal axis or a vertical axis on the display unit 180 or may be displayed corresponding to a plurality of points such as a line or a surface Do.

Next, a method of operating the display apparatus 100 according to an embodiment of the present invention will be described with reference to FIG.

5 is a flowchart illustrating an operation method of a display apparatus according to an exemplary embodiment of the present invention.

The user input interface unit 150 of the display device 100 receives an input signal from the remote control device 200 (S101). The user input interface unit 150 of the display device 100 and the wireless communication unit 220 of the remote control device 200 can communicate with each other using the near field wireless communication standard. In one embodiment, the display device 100 and the remote control device 200 can exchange information with each other using the Bluetooth standard. The Bluetooth standard is advantageous in that information can be transmitted quickly even when obstacles exist, unlike infrared communication, and power consumption is reduced. The display device 100 and the remote control device 200 may be connected to each other using various wireless communication standards such as Ultra Wideband (WB), ZigBee, RF (Radio Frequency) .

The controller 170 of the display device 100 determines whether the remote controller 200 is a first type remote controller or a second type remote controller using the received input signal (S103). Here, the first type remote control device may be essentially a general device used only for controlling the functions of the display device 100. The first type remote control device may be the remote control device described in Figs.

The second type of remote control device is essentially a mobile terminal such as a smart phone, a smart pad, or the like, not for controlling the function of the display device 100, and a remote control application for remote control of the display device 100 It may be a mobile terminal installed. The second type remote control device can control the operation of the display device 100 through the installed remote control application.

The input signal that the remote control device 200 transmits to the display device 100 in one embodiment may include identification information that identifies whether the remote control device 200 is a first type or a second type of remote control device have. The controller 170 of the display device 100 can confirm the type of the remote controller 200 by using the identification information included in the received input signal.

The control unit 170 of the display device 100 may control the display device 100 and the first type of remote control device 200 based on the strength of the received input signal when the remote control device 200 is identified as the first type of remote control device. The distance between the control devices is obtained (S105). The control unit 170 may determine that the distance between the display device 100 and the remote control device 200 is close to the intensity of the input signal received from the remote control device 200, The distance between the display device 100 and the remote controller 200 is shorter as the intensity of the input signal received from the remote controller 200 is smaller.

In one embodiment, the storage unit 140 of the display device 100 may previously store the intensity of the input signal received from the remote control device 200 and the distance corresponding to the intensity of the input signal. The storage unit 140 may store the correspondence between the intensity of the input signal and the distance as a look-up table. The control unit 170 may check the strength of the received input signal and may acquire the distance corresponding to the strength of the input signal by searching the lookup table stored in the storage unit 140. [

In general, the distance between the display device 100 and the remote control device 200 may indicate the viewing distance of the user.

The controller 170 of the display device 100 adjusts at least one of the characteristics of the screen and the size of the volume based on the obtained distance (S107), and outputs the adjusted result to the screen (S109).

In one embodiment, the characteristics of the adjustable screen may include the speed of movement of the pointer, the size of the pointer, and the size of the service item. Here, the pointer indicates an object moving on the screen of the display device 100 according to the movement of the remote control device 200. The service item includes a list including an icon representing a media content, an icon representing a content provider, a content list card including a plurality of media contents, a broadcast image providing card for displaying a broadcast image, and a plurality of content providers providing media content A content provider list card for displaying the content provider list card, and the like.

In one embodiment, the controller 170 divides the position between the display device 100 and the remote controller 200 into a plurality of distance areas, and determines which one of the plurality of distance areas the obtained distance belongs to can do. For example, the plurality of distance regions may comprise a first distance region and a second distance region. The first distance area may be an area where the distance between the display device 100 and the remote control device 200 is within a reference distance from the display device 100. [ The second distance region may be a region that is outside the reference distance. The reference distance may be a distance that is a reference for changing the screen characteristics of the display device 100 and the size of the volume output from the display device 100. [

Here, the plurality of distance regions are divided into only two distance regions, but the present invention is not limited thereto, and may be divided into three or more distance regions.

Various embodiments of steps S107 and S109 will be described below.

6 to 7 are views for explaining a distance relationship between a display device and a remote control device according to an embodiment of the present invention.

6 shows a case where the distance between the display device 100 and the remote control device 200 falls within the first distance area and Fig. And may belong to a distance region.

Hereinafter, the reference distance is denoted by d0. 6, since the distance d1 between the display device 100 and the remote control device 200 is within the reference distance d0, the display device 100 determines that the remote control device 200 is within the first distance area . The display device 100 can confirm the intensity of the input signal received from the remote control device 200 and acquire the distance d1 between the display device 100 and the remote control device 200 using the confirmed intensity have. The display device 100 can confirm that the remote control device 200 is located in the first distance area when the obtained distance d1 is smaller than the reference distance d0.

7, since the distance d2 between the display device 100 and the remote control device 200 is out of the reference distance d0, the display device 100 can not be operated by the remote control device 200 2 < / RTI > area. The display device 100 can confirm the intensity of the input signal received from the remote control device 200 and acquire the distance d2 between the display device 100 and the remote control device 200 using the confirmed intensity have. The display device 100 can confirm that the remote control device 200 is located in the second distance area when the obtained distance d2 is larger than the reference distance d0.

Next, Fig. 8 to Fig. 9 will be described.

8 to 9 are views for explaining an embodiment for adjusting the moving speed of the pointer according to the distance between the display device and the remote control device.

In Fig. 8, the remote control device 200 is located in the first distance area, and in Fig. 9, the remote control device 200 is located in the second distance area. Referring to FIG. 8, when the remote controller 200 is moved by d3 in the right direction of the x axis, the pointer 205 displayed on the screen of the display unit 180 can be moved by d4. 9, when the remote controller 200 is moved by d3 in the right direction of the x axis, the pointer 205 displayed on the screen of the display unit 180 can be moved by d5. Here, d5 may be a value larger than d4. That is, the display apparatus 100 can adjust the moving speed of the pointer 205 according to the distance range of the remote controller 200 even if the remote controller 200 moves by the same distance. The display apparatus 100 can further increase the pointer movement speed when the remote control apparatus 200 is in the second distance area than when the remote control apparatus 200 is in the first distance area.

The display apparatus 100 can reduce the sensitivity of the pointer 205 and reduce the moving speed of the pointer 205 as the remote control apparatus 200 is positioned closer to the display apparatus 100, The more the position of the pointer 205 from the display device 100 is, the more the sensitivity of the pointer 205 can be increased and the moving speed of the pointer 205 can be increased. Since the moving speed of the pointer is automatically adjusted according to the viewing distance, the user can easily move the pointer to a desired position.

Next, Figs. 10 to 11 will be described.

10 to 11 are views for explaining an embodiment for adjusting the size of the pointer according to the distance between the display device and the remote control device.

In Fig. 10, the remote control device 200 is located within the first distance area, and in Fig. 11, the remote control device 200 is located within the second distance area. 10 and 11, when the remote controller 200 is located within the first distance area, the pointer 205 is displayed in a smaller size than the pointer 205 in the case of being located in the second distance area . As the viewing distance decreases, the size of the screen becomes larger for the user, the size of the pointer 205 decreases for the display device 100, and the screen size becomes smaller for the user as the viewing distance becomes longer. It is possible to increase the size of the pointer 205 and induce the user to perform more precise work.

10 to 11 illustrate the size of the pointer 205 as an example but the font size of the text displayed on the display unit 180 is not limited to that between the display device 100 and the remote controller 200 Can be adjusted according to the positional relationship.

Next, Figs. 12 to 13 will be described.

12 to 13 are views for explaining an embodiment for adjusting the characteristics of service items displayed on the screen according to the distance between the display device and the remote control device.

In Fig. 12, the remote control device 200 is located within the first distance area, and in Fig. 13, the remote control device 200 is located within the second distance area.

12 to 13, the service item includes a service icon 301 including information on a broadcast program viewed recently, service icons 303, 305, and 307 indicating a content provider, And service icons 309 representing external devices.

Referring to FIG. 12, the display unit 180 may include a content display area 310 for displaying the currently playing content, and a service item display area 320 including service items. The content currently being played back may be a broadcast program included in the broadcast signal, but this is merely an example, and the content stored in the display device 100, the content stored in an external device connected to the display device 100, Or content received from a content provider connected via a network. During playback of the content, the display device 100 may display a plurality of service icons 301 to 309 in the service item display area 320 in response to a request to display service items. In FIG. 12, the number of service icons displayed in the service item display area 320 is five.

13, when the position of the remote control device 200 is changed from the first distance area to the second distance area, the display device 100 displays the service icon The size of each service icon can be enlarged. 12, when the remote control device 200 is located within the first distance area, the number of service icons included in the service item display area 320 is five. 13, when the remote control apparatus 200 is located in the second distance area, the number of service icons included in the service item display area 320 is reduced to three, and three service icons ( 301, 303, and 305 are larger than those shown in FIG.

That is, the display device 100 may reduce the number of service icons and display a larger size of the service icon in order to provide an optimized interface screen to the user as the viewing distance increases.

Next, Fig. 14 to Fig. 16 will be described.

FIGS. 14 to 16 are views for explaining another embodiment for adjusting the characteristics of the service items displayed on the screen according to the distance between the display device and the remote control device.

In Fig. 14, the remote control device 200 is located in the first distance area, and in Fig. 15 and Fig. 16 the remote control device 200 is located in the second distance area.

14 to 16, the service item includes a service list card 330 including the services that the display apparatus 100 can provide to the user, a favorite list card 340 corresponding to the service selected from the service list card, And a broadcast video card 350 for providing a broadcast video.

14, the service list card 330 includes a live TV icon 331 for providing a real time broadcast program, a photo & video icon 333 for providing images and video, a music icon 335, an app icon 337 for providing an application, and a source icon 339 for providing an external input. The favorite list card 340 may be a card corresponding to the selected icon among the plurality of icons included in the service list card 330 and providing the media content in which the user has registered favorites. For example, the display device 100 may display thumbnail images of images or videos registered as favorites by the user in the favorite list card 340 in response to a request to select the photo & video icon 333. The broadcast video card 350 may be a card for displaying a real time broadcast program.

The control unit 170 of the display device 100 may reduce the number of the cards displayed on the display unit 180 when the position of the remote control device 200 is changed to the second distance area within the first distance area . 15, when the remote controller 200 is located in the second distance area, the controller 170 dismisses the service list card 330 and the favorite list card 340 shown in FIG. 14 , The display unit 180 may be controlled to display only the broadcast video card 350. [

16, when the remote control device 200 is located within the second distance area, the controller 170 disables the service list card 330 shown in FIG. 14, 340 and the broadcast video card 350 to display only the broadcast image card 350. In this case, the number of media contents included in the favorite list card 340 can be reduced, and the size of the thumbnail image representing the media content can be increased. That is, as compared with FIG. 14, the number of media contents included in the favorite list card 340 is reduced from six to four, and it can be confirmed that a thumbnail image representing each media content is larger.

Next, Figs. 17 to 18 will be described.

17 to 18 are views for explaining an embodiment for adjusting the volume of the volume according to the distance between the display device and the remote control device.

In Fig. 17, the remote control device 200 is located within the first distance area, and in Fig. 18, the remote control device 200 is located within the second distance area.

The display apparatus 100 is reproducing the content through the display unit 180. [ The display device 100 may display a volume icon 360 indicating that the size of the volume is 12 when the remote control device 200 is located within the first distance area. When the remote control device 200 is changed from the first distance area to the second distance area, the display device 100 may display a volume icon 360 indicating that the volume is 18 in size. That is, the display device 100 can automatically increase the size of the volume as the viewing distance becomes distant.

5 is described again.

On the other hand, when the remote control device 200 identified through the received input signal is the second type remote control device (S111), the control unit 170 of the display device 100 receives the display signal from the second type remote control device Receives a function control command for controlling the function of the apparatus 100 (S113), and performs a function corresponding to the received function control command (S115). The second type of remote control device is essentially a device for controlling the functions of the display device 100 through a remote control application by a mobile terminal such as a smart phone or a smart pad, It can be a device that can do this.

In one embodiment, the function control command may be a screen control command for controlling the screen characteristics of the display device 100. [

In another embodiment, the function control command may be a volume control command for controlling the size of the volume output through the audio output 185 of the display device 100. [

In still another embodiment, the function control command may be a brightness control command for adjusting the screen brightness of the display device 100. [

Various embodiments of steps S113 to S115 will be described below.

First, with reference to FIG. 19, a remote control apparatus of a second type will be described.

19 is an illustration of an executed screen of a remote control application displayed on a second type of remote control device according to an embodiment of the present invention.

19, the execution screen 500 of the second type remote control apparatus 200 includes a power button 510, a volume control button 520, a channel control button 530, a mute button 540, An input button 550, a number button 560, and a screen control button 570.

The power button 510 may be a button for turning on or off the power of the display device 100 remotely.

The volume control button 520 may be a button for controlling the volume of the volume output from the audio output unit 185 of the display device 100.

The channel control button 530 may be a button for changing a broadcast channel.

The mute button 540 may be a button for silencing the audio output to the audio output unit 185 of the display device 100.

The external input button 550 may be a button for providing an external input list connected to the display device 100.

The number button 560 may be a button for providing a number pad for inputting a number.

 The screen adjustment button 570 may be a button for adjusting the characteristics of the screen of the display device 100. The characteristics of the screen may include the size of the screen, the number of cards displayed on the screen, and the like.

Next, an embodiment for controlling the screen of the display device 100 through the second type remote control device 200 will be described with reference to FIGS. 20 to 21. FIG.

Referring to FIG. 20, the display device 100 displays a service list card 330, a favorite list card 340, and a broadcast video card 350 through a display unit 180. The second type remote control device 200 can receive a touch input for flicking two touch points outward on the screen control button 570. [ The second type remote control device 200 can transmit a screen control command corresponding to the received touch input to the display device 100. [ The display device 100 displays only the broadcast image card 350 on the screen in accordance with the screen control command received from the second type remote control device 200 and displays the service list card 330 ), The favorite list card 340 may disappear. That is, the display apparatus 100 can display the broadcast video card 350 on the full screen of the display unit 180. [

21, the second type remote control device 200 may receive a touch input for flicking two touch points on the screen control button 570 inward. The second type remote control device 200 can transmit a screen control command corresponding to the received touch input to the display device 100. [ The display device 100 displays the service list card 330 and the favorite list card 340 on the screen in accordance with the screen control command received from the second type remote control device 200, It can be displayed again. That is, the display apparatus 100 can display the broadcast video card 350 as a partial screen of the display unit 180. [

Next, Fig. 22 will be described.

22 is a view for explaining an embodiment in which a volume of a display device is adjusted when a call signal is received in a remote control application execution state of a second type remote control device according to an embodiment of the present invention.

22, when the second type remote control device 200 controls the display device 100 through the remote control application and receives a call signal from the outside, the second type remote control device 200 transmits It is possible to transmit a volume control command to the display device 100. [ Here, the volume control command may be a volume decrease command for reducing the volume of the volume output from the display device 100. [ The display apparatus 100 may reduce the size of the sound output from the audio output unit 185 (18 to 8) according to the volume control command received from the second type remote control apparatus 200. [ The user can concentrate on the call without any additional action for reducing the volume of the display device 100. [ If the call is terminated, the display apparatus 100 can adjust the size of the original volume (from 8 to 18).

According to another embodiment of the present invention, the screen brightness of the display device 100 may be adjusted according to the measurement result of the illuminance sensor provided in the second type remote control device 200. For example, when the measured illuminance of the illuminance sensor provided in the remote controller 200 of the second type is lower than or equal to the reference illuminance, a screen brightness decrease command for reducing the screen brightness of the display apparatus 100 is displayed on the display device 100 ). The display device 100 may reduce the brightness of the screen according to the screen brightness reduction command received from the second type remote control device 200. [

According to another embodiment of the present invention, the display device 100 is photographed through the camera provided in the second type remote control device 200, and the second type remote control device 200 is photographed using the photographing result, And the display device 100 can be obtained. The display device 100 can adjust the characteristics of the screen according to the obtained distance. This is the same as described in FIG.

According to another embodiment of the present invention, steps S105 to S109 may be performed regardless of the type of the remote control device 200. [ Specifically, even if the type of the remote control device 200 is the second type, steps S105 to S109 described above can be performed.

Hereinafter, an operation method of a display apparatus according to another embodiment of the present invention will be described with reference to FIGS. 23 to 25. FIG.

Particularly, Figs. 23 to 25 relate to a method for correcting the movement of the pointer occurring when the confirmation button 238 of the remote control device 200 is operated.

23 is a view for explaining a problem that may occur when the confirmation button 238 of the remote control device 200 is operated.

23A, since the remote control device 200 is moved in the air and performs pointing, unlike a device such as a mouse that operates on the surface of a desk, the force A for pressing the OK button 238, (B) of the fingers and wrists except for the thumb. However, in the case of a female user or a senior citizen who lacks the power of the wrist, the force A for pressing the confirmation button 238 is displayed on the display device 100 larger than the force B supporting the remote control device 200 A situation occurs in which the pointer 205 is moved. Further, as shown in FIG. 23 (b), the confirmation button 238 may be provided with a wheel. When the thumb is moved up and down for manipulation of the wheel, the hand holding the remote control device 200 is moved up and down as a whole, so that the movement of the pointer is slightly different from the intention of the user during the scroll up / . In the case of the scroll up / down operation performed by the continuous operation, the coordinates due to the minute movement of the pointer continue to accumulate and gradually move away from the first scroll up / down position.

Fig. 24 is a diagram for explaining a method for correcting fine movement of a pointer, which may be generated in Fig. 23. Fig.

The control unit 170 of the display device 100 receives the button operation input from the remote control device 200 (S201). Here, the button corresponding to the button operation input may be the confirmation button 238 described in FIG. 23, but it is not limited thereto, and other buttons described in FIG. 3 may also be included in the button. The button operation input may include one of an input for selecting an OK button 238 and an input for scrolling up or down a wheel provided in the OK button 238. [

The control unit 170 of the display device 100 invalidates the coordinate movement value for a predetermined time before the button operation input is received (S203).

In one embodiment, the time before the predetermined time may be 80 (msec). This is generally the time required to click the mouse and may be a time that can be applied even when the button of the remote control device 200 is pressed. However, 80 msec is only an example. Step S203 will be described with reference to Fig.

FIG. 25 is a diagram for explaining a process of invalidating a coordinate movement value for a predetermined period of time before a button operation input time according to an embodiment of the present invention.

Referring to FIG. 25, the coordinates of the pointer displayed on the display device 100 are changed according to the movement of the remote control device 200. Upon receipt of an input for selecting an OK button, the remote control device 200 can transmit a command corresponding to the received OK button selection input to the display device 100. [ The display apparatus 100 may invalidate the coordinate shift value of the pointer for a predetermined time (80 msec) before performing the function according to the received command. In another embodiment, the display apparatus 100 performs a function corresponding to a command based on the pointer coordinates before 80 ms before receiving the command.

According to the embodiment of FIGS. 24 to 25, the coordinate movement value for a predetermined time before the button operation input time is invalidated, thereby minimizing the unintended operation of the user.

According to an embodiment of the present invention, the above-described method can be implemented as a code readable by a processor on a medium on which a program is recorded. Examples of the medium that can be read by the processor include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, etc., and may be implemented in the form of a carrier wave (e.g., transmission over the Internet) .

The above-described display device is not limited to the configuration and method of the above-described embodiments, but the embodiments may be configured such that all or some of the embodiments are selectively combined so that various modifications can be made. It is possible.

Claims (16)

A method of operating a display device,
Receiving an input signal from a remote control device via short-range wireless communication;
Obtaining a distance between the remote control device and the display device based on the intensity of the received input signal; And
Adjusting at least one of a characteristic of a screen of the display device and a size of a volume according to the obtained distance, and outputting
A method of operating a display device. The method according to claim 1,
The step of adjusting and outputting the characteristics of the screen
And adjusting and outputting at least one of a movement speed of the pointer output on the screen of the display device and a size of the pointer according to the movement of the remote control device according to the obtained distance
A method of operating a display device. The method according to claim 1,
The step of adjusting and outputting the characteristics of the screen
And adjusting at least one of a number and a size of service items output on the screen of the display device according to the obtained distance,
The service item
One or more service icons indicating information of a broadcast program, a content provider, and an external device connected to the display device,
A service list, a list of favorites, and one or more cards representing broadcast images
A method of operating a display device. The method according to claim 1,
The step of adjusting the size of the volume and outputting
Decreasing the size of the volume as the remote control device approaches the display device according to the obtained distance and increasing the size of the volume as the remote control device moves away from the display device
A method of operating a display device. The method according to claim 1,
Adjusting and outputting at least one of a characteristic of a screen and a size of a volume of the display device according to the obtained distance
Determining whether the remote control device is located in one of the plurality of distance areas from the display device according to the obtained distance,
And adjusting and outputting at least one of the characteristics of the screen of the display device and the size of the volume according to the identified position
A method of operating a display device. 6. The method of claim 5,
The plurality of distance regions
A first distance area that is an area within a reference distance from the display device, and
And a second distance region that deviates from the reference distance,
The reference distance
The size of the volume and the size of the volume,
A method of operating a display device. The method according to claim 1,
The remote control device
A second type remote control device such as a mobile terminal equipped with a remote control application for remote control of the display device and a first type remote control device used only for the purpose of controlling the function of the display device
A method of operating a display device. The method according to claim 1,
Wherein the short-range wireless communication includes Bluetooth communication
A method of operating a display device. In the display device,
An input interface unit for receiving an input signal from the remote control device through short-range wireless communication; And a control unit for obtaining a distance between the remote control device and the display device based on the intensity of the received input signal and adjusting and outputting at least one of the characteristics of the screen of the display device and the size of the volume according to the obtained distance Included
Display device. 10. The method of claim 9,
The control unit
And controlling the moving speed of the pointer and the size of the pointer to be outputted on the screen of the display device according to the movement distance of the remote control device according to the obtained distance
Display device. 10. The method of claim 9,
The control unit
Adjusting at least one of a number and a size of service items output on the screen of the display device according to the obtained distance,
The service item
One or more service icons indicating information of a broadcast program, a content provider, and an external device connected to the display device,
A service list, a list of favorites, and one or more cards representing broadcast images
Display device. 10. The method of claim 9,
The control unit
Wherein the remote control device decreases the size of the volume as the remote control device approaches the display device according to the obtained distance and increases the size of the volume as the remote control device moves away from the display device
Display device. 10. The method of claim 9,
The control unit
Determining whether the remote control device is located in one of the plurality of distance areas from the display device according to the obtained distance, and determining at least one of the characteristics of the screen of the display device and the size of the volume Adjustable
Display device. 14. The method of claim 13,
The plurality of distance regions
A first distance area that is an area within a reference distance from the display device, and
And a second distance region that deviates from the reference distance,
The reference distance
The size of the volume and the size of the volume,
Display device. 10. The method of claim 9,
The remote control device
A second type remote control device such as a mobile terminal equipped with a remote control application for remote control of the display device and a first type remote control device used only for the purpose of controlling the function of the display device
Display device. 10. The method of claim 9,
Wherein the short-range wireless communication includes Bluetooth communication
Display device

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