KR101148636B1 - System for displaying multi-picture - Google Patents

Abstract

The present invention relates to a multi-screen display system.
That is, the multi-screen display system of the present invention includes a first tuner for receiving a broadcast signal of a first channel tuned by a user's first selection; A second tuner for receiving a broadcast signal of a second channel tuned by a user's second selection; The broadcast signal of the first channel and the second channel received by the first tuner and the second tuner is processed into a 2D video signal, a 3D video signal and an audio signal, and the processed 2D video signal and the 3D video A signal processor for displaying a 2D screen and a 3D screen as signals, or outputting a signal for displaying a plurality of 3D screens simultaneously; And a multi-screen display system including a display for receiving a signal processed by the signal processor and displaying a screen.

Description

Multi-Screen Display System {System for displaying multi-picture}

The present invention relates to a multi-screen display system capable of displaying a plurality of screens, including three-dimensional screen.

Recently, with the development of display technology, display has been developed to provide a virtual image to a user such as high resolution, high definition, large screen, and 3D image.

In particular, 3D imaging technology has been widely used due to the development of digital technology. 3D image technology is a technology that expresses more realistic image by giving depth information to 2D image, and it is applied in various fields such as communication, game, medical, and broadcasting by providing realism and reality as if seeing the real thing in the field. have.

Such a three-dimensional display is generally used a method using polarized glasses or shutter glasses.

That is, the polarizing glasses type is configured by projecting images having different polarizations to each projector using two projectors on the screen so that the user wears and watches glasses having different polarizing plates in the left eye and the right eye, or There is a polarizing glasses method in which the left and right eye images with different polarizations over time are alternately projected to a large projector, and a user wears and views polarized glasses having different polarizing plates in the left and right eyes.

In addition, there is a shutter glasses method in which a single projector alternately projects images of left and right eyes over time, and a user wears and watches shutter type glasses in which the shutter of left and right glasses changes with time.

The present invention solves the problem of displaying a plurality of screens, including three-dimensional screen.

The present invention,

A first tuner for receiving a broadcast signal of a first channel tuned by a user's first selection;

A second tuner for receiving a broadcast signal of a second channel tuned by a user's second selection;

The broadcast signal of the first channel and the second channel received by the first tuner and the second tuner is processed into a 2D video signal, a 3D video signal and an audio signal, and the processed 2D video signal and the 3D video A signal processing unit for outputting a signal for simultaneously displaying a two-dimensional screen and a three-dimensional screen or displaying a plurality of three-dimensional screens as signals;

A multi-screen display system including a display for receiving a signal processed by the signal processor and displaying a screen is provided.

The present invention,

A first tuner for receiving a broadcast signal of a first channel tuned by a user's first selection;

A second tuner for receiving a broadcast signal of a second channel tuned by a user's second selection;

The broadcast signal of the first channel and the second channel received by the first tuner and the second tuner is processed into a 3D video signal and an audio signal, and a 3D screen of a plurality of broadcast channels is processed by the processed 3D video signal. A signal processor for outputting a signal sequentially displaying the signals;

Provided is a multi-screen display system including a display for receiving a signal processed by the signal processor and displaying a screen.

The multi-screen display system of the present invention has the effect of displaying a two-dimensional screen and a three-dimensional screen simultaneously or a plurality of three-dimensional screen on the display under the control of the user.

In addition, in the multi-screen display system of the present invention, the two-dimensional screen and the three-dimensional screen are simultaneously displayed on the display, so that one user can watch the two-dimensional screen and the other user can view the three-dimensional screen. have.

In addition, the multi-screen display system of the present invention is a plurality of three-dimensional screen is displayed on one display, it is possible to increase the efficiency can be viewed without disturbing the three-dimensional broadcast screen desired by each of the plurality of users.

In addition, in the multi-screen display system of the present invention, only synchronized 3D screens are displayed on each of the plurality of stereoscopic glasses, so that users who wear each of the plurality of stereoscopic glasses are 3D of various broadcast channels displayed on one display. The screens do not appear duplicated, and there is an effect of viewing one of these three-dimensional screens.

In addition, the present invention has an effect that the user's convenience can be increased because mutual interference does not occur even in an audio signal of a multicast.

1 is a schematic block diagram illustrating a multi-screen display system according to a first embodiment of the present invention.
2 is a conceptual diagram illustrating an example in which multiple screens are displayed on a display according to the present invention.
3 is a conceptual diagram illustrating another example in which multiple screens are displayed on a display according to the present invention.
4 is a schematic block diagram illustrating a multi-screen display system according to a second embodiment of the present invention.
5A and 5B are conceptual views illustrating an example in which multiple screens are displayed on a display according to a second embodiment of the present invention.
6 is a schematic block diagram illustrating a multi-screen display system according to a third embodiment of the present invention.
7 is a schematic block diagram illustrating a multi-screen display system according to a fourth embodiment of the present invention.
8 is a schematic block diagram illustrating an example of a stereoscopic glasses applied to a multi-screen display system according to the present invention

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a schematic block diagram illustrating a multi-screen display system according to a first embodiment of the present invention.

The multi-screen display system of the first exemplary embodiment of the present invention may display two screens of a 2D screen and a 3D screen on a display.

That is, the multi-screen display system can display a two-dimensional screen and a three-dimensional screen simultaneously or a plurality of three-dimensional screens on the display under the control of the user.

The multi-screen display system includes a first tuner 110 for receiving a broadcast signal of a first channel tuned by a user's first selection; A second tuner 120 for receiving a broadcast signal of a second channel tuned by a user's second selection; The broadcast signal of the first channel and the second channel received by the first tuner 110 and the second tuner 120 is processed into a 2D video signal, a 3D video signal and an audio signal, and the processed 2D A signal processor 131 for outputting a signal for simultaneously displaying a two-dimensional screen and a three-dimensional screen or a plurality of three-dimensional screens as an image signal and a three-dimensional image signal; And a display 140 for receiving a signal processed by the signal processor 131 and displaying a screen.

Here, the display 140 performs a function of simultaneously displaying or displaying a plurality of 3D screens or a 2D screen and a 3D screen using a 2D image signal and a 3D image signal processed by the signal processor 131. Components may be included.

For example, as a component constituting a picture in picture (PIP) on the screen, this is conventional, and since a part of the present invention is not essential, a detailed description thereof will be omitted.

When one user using such a multi-screen display system makes a first choice to watch a broadcast of a first channel, and another user makes a second choice to watch a broadcast of a second channel, the first tuner 110 is connected to the first tuner 110. Receives a broadcast signal of a first channel and a second channel of each of the second tuner 120, and the signal processor 131 receives a first received from the first tuner 110 and the second tuner 120. The broadcast signal of the channel and the second channel is processed into a 2D video signal, a 3D video signal, and an audio signal.

In addition, the display 140 displays a two-dimensional screen and a three-dimensional screen simultaneously or a plurality of three-dimensional screens by using the two-dimensional image signal and the three-dimensional image signal processed by the signal processor 131.

As a result, two users can view the broadcast screen of the first channel and the second channel on a two-dimensional screen or a three-dimensional screen in one display.

Therefore, in the multi-screen display system of the present invention, the two-dimensional screen and the three-dimensional screen are simultaneously displayed on the display, so that one user can watch the two-dimensional screen and the other user can view the three-dimensional screen. have.

In addition, the multi-screen display system of the present invention is a plurality of three-dimensional screen is displayed on one display, a plurality of users each can enjoy the desired three-dimensional broadcast screen without interruption, there is an advantage to increase the efficiency.

Meanwhile, the broadcast audio signals of the first channel and the second channel processed by the signal processor 131 are separated and output by separate speakers or earphones so that the audio signals do not overlap.

For example, one user can hear the voice of a broadcast with a speaker and another user can hear the voice of the broadcast with a earphone.

FIG. 2 is a conceptual diagram illustrating an example in which multiple screens are displayed on a display according to the present invention, and FIG. 3 is a conceptual diagram illustrating another example in which multiple screens are displayed on a display according to the present invention.

The multi-screen is implemented by dividing the entire screen of the display into a plurality of areas and displaying each area of the divided display.

In this example method, as shown in Fig. 2, the entire screen is divided into two regions, and the first screen and the second screen are displayed in each region.

As shown in FIG. 3, the first screen is displayed on the full screen, and the second screen is displayed on the area inside the full screen.

In this case, a two-dimensional screen may be displayed on the first screen, a three-dimensional screen may be displayed on the second screen, or a three-dimensional screen of a different broadcast channel may be displayed on each of the first screen and the second screen.

4 is a schematic block diagram illustrating a multi-screen display system according to a second embodiment of the present invention, and FIGS. 5A and 5B are examples in which a multi-screen is displayed on a display according to a second embodiment of the present invention. Is a conceptual diagram illustrating a.

A multi-screen display system according to a second embodiment of the present invention includes a first tuner 110 for receiving a broadcast signal of a first channel tuned by a user's first selection; A second tuner 120 for receiving a broadcast signal of a second channel tuned by a user's second selection; Broadcast signals of the first channel and the second channel received by the first tuner 110 and the second tuner 120 are processed into a 3D video signal and an audio signal, and a plurality of processed 3D video signals are processed. A signal processor 132 for outputting a signal sequentially displaying a three-dimensional screen of a broadcast channel; And a display 140 for receiving a signal processed by the signal processor 132 and displaying a screen.

Here, in order to sequentially display 3D screens of a plurality of broadcast channels with the 3D video signal, dual screens are sequentially displayed by sequentially controlling the number of display frames per second of the screen, and the display 140 has a configuration thereof. The element may be provided.

In the multi-screen display system according to the second exemplary embodiment of the present invention, the signal processor 132 receives broadcast signals of the first channel and the second channel received by the first tuner 110 and the second tuner 120. A 3D video signal and an audio signal are processed in the step S, and a signal for sequentially displaying 3D screens of a plurality of broadcast channels is sequentially output to the display 140 using the processed 3D video signal.

Therefore, the multi-screen display system according to the second embodiment of the present invention has an advantage that a plurality of users can view three-dimensional screens of various broadcast channels sequentially displayed on the display.

In this case, three-dimensional screens of various broadcast channels displayed on the display may be synchronized with a plurality of three-dimensional glasses (or three-dimensional glasses) to watch the three-dimensional screens synchronized with each of the plurality of three-dimensional glasses.

Therefore, only the synchronized three-dimensional screens are visible in each of the plurality of stereoscopic glasses, so that users wearing each of the plurality of stereoscopic glasses do not overlap three-dimensional screens of various broadcast channels displayed on one display. One of these three-dimensional screens can be viewed.

For example, when multiple 3D screens are sequentially displayed on the display 140, as shown in FIG. 5A, only the '501' stereoscopic glasses are synchronized with the first screen so that a user wearing the '501' stereoscopic glasses sees the first screen. In this case, the user wearing the '502' stereoscopic glasses cannot see the first screen.

Subsequently, when the display 140 displays the first screen of FIG. 5A to the second screen of FIG. 5B, the second screen is synchronized with only the '502' stereoscopic glasses, so that the user who wears the '502' stereoscopic glasses is displayed. The second screen can be viewed, and a user wearing the '501' stereoscopic glasses cannot see the second screen.

Here, the '501' and '502' stereoscopic glasses have a left eye signal and a right eye signal synchronized with the first screen and the second screen, respectively, so that the shutter is operated so that the unsynchronized screen cannot be viewed.

In addition, when the first tuner 110, the second tuner 120, the signal processor 132, and the display 140 are a TV set, the stereoscopic glasses and the TV set communicate using an IR method or an RF method. can do.

6 is a schematic block diagram illustrating a multi-screen display system according to a third embodiment of the present invention, and FIG. 7 is a schematic diagram illustrating a multi-screen display system according to a fourth embodiment of the present invention. 8 is a schematic block diagram illustrating an example of stereoscopic glasses applied to a multi-screen display system according to the present invention.

The multi-screen display system according to the third exemplary embodiment of the present invention includes a Bluetooth communication unit 200 which transmits an audio signal processed by the signal processing unit 130 to Bluetooth, so that a user wearing the stereoscopic glasses 300 is worn by the user. The earphone 330 mounted on the 300 is configured to hear the voice of the broadcast.

That is, the multi-screen display system according to the third embodiment of the present invention includes the Bluetooth communication unit 200 for transmitting the audio signal processed by the signal processing unit 130 to Bluetooth; It includes a stereoscopic glasses 300 to receive the audio signal transmitted from the Bluetooth communication unit 200 and to process the signal output to the earphone 330.

Here, the three-dimensional glasses 300, the glasses Bluetooth communication unit 310 for receiving the audio signal transmitted from the Bluetooth communication unit 200; It includes an audio processor 320 for processing the audio signal received from the glasses Bluetooth communication unit 310 to output to the earphone 330.

Therefore, the audio signal processed by the signal processor 130 is input to the speaker 170 and output as a first voice so that the first user can hear it, and the other audio signal processed by the signal processor 130 is the Bluetooth. The second user is received by the glasses Bluetooth communication unit 310 of the three-dimensional glasses 300 through the communication unit 200, processed by the audio processing unit 320, and then output as a second voice through the earphone 330. I can hear it.

As a result, the present invention can increase the user's convenience because mutual interference does not occur even in an audio signal of a multicast.

In addition, Figure 7 is a multi-screen display system according to a fourth embodiment of the present invention and the first and second Bluetooth communication unit (210, 220) for transmitting audio signals of two broadcasts processed by the signal processing unit 130, respectively, and Bluetooth; ; And first and second stereoscopic glasses 600 and 700 which receive audio signals transmitted from the first and second Bluetooth communication units 210 and 220, respectively, and process the signals to output voices.

Each of the first and second stereoscopic glasses 600 and 700 also includes a glasses Bluetooth communication unit 610 and 710; And an audio processor 620 and 720 for processing an audio signal received from each of the glasses Bluetooth communication unit 610 and 710 and outputting the audio signal to the earphones 630 and 730.

In this case, a first voice is output from the earphone 630 connected to the first stereoscopic glasses 600, and a second voice is output from the earphone 730 connected to the second stereoscopic glasses 700. Each of the users wearing the second stereoscopic glasses 600 and 700 can hear the unmixed broadcast voice.

Therefore, the present invention transmits the audio signals processed by the signal processor to the stereoscopic glasses via Bluetooth, so that the user can hear the voice of the broadcast while wearing the stereoscopic glasses, and the user is not mixed with each voice of the multicast. There is an advantage that can watch multiple broadcasts in the state.

In addition, as shown in FIG. 8, when the channel selection key 520 for selecting a channel is provided on the leg 510 of the stereoscopic glasses 500, the channel selection key 520 is broadcast even if a separate remote controller is not provided. You can select the channel.

Although the invention has been described in detail only with respect to specific examples, it will be apparent to those skilled in the art that various modifications and variations are possible within the spirit of the invention, and such modifications and variations belong to the appended claims.

Claims (7)

A first tuner for receiving a broadcast signal of a first channel tuned by a user's first selection;
A second tuner for receiving a broadcast signal of a second channel tuned by a user's second selection;
The broadcast signal of the first channel and the second channel received by the first tuner and the second tuner is processed into a 2D video signal, a 3D video signal and an audio signal, and the processed 2D video signal and the 3D video A signal processing unit which outputs a signal for simultaneously displaying or displaying a two-dimensional screen and a three-dimensional screen as a plurality of three-dimensional screens as signals;
A display configured to receive a signal processed by the signal processor and display a screen;
The Bluetooth communication unit which transmits the audio signal processed by the signal processing unit to Bluetooth;
Multi-screen display system including a three-dimensional glasses to receive the audio signal transmitted from the Bluetooth communication unit and to process the signal output to the earphone.
The method according to claim 1,
The screen displayed by the display,
The multi-screen display system implemented by displaying the entire screen of the display in each divided area.

The method according to claim 1,
And a stereoscopic glasses in which a shutter is synchronized with each of the three-dimensional screens.
delete The method according to claim 1,
The three-dimensional glasses,
Glasses Bluetooth communication unit for receiving the audio signal transmitted from the Bluetooth communication unit;
And an audio processor for processing the audio signal received from the glasses Bluetooth communication unit and outputting the audio signal to the earphone.
The method according to claim 1,
The three-dimensional glasses,
On-screen display system that includes a channel selection key to select the broadcast channel.




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