TWI687915B - Dynamic video wall and playing method thereof - Google Patents

Abstract

A playing method for a dynamic video wall includes receiving a multimedia file signal, receiving an environment detection signal, generating at least one position information according to the environment detection signal, dividing a video image of the multimedia file signal into a plurality of image information corresponding to the configuration position of a plurality of panel of of a dynamic TV wall, displaying the plurality of image information on the plurality of panels, and driving the sound unit of at least one of the panels according to the at least one position information. An audio file information of the multimedia file signal is output from a display area of the panel.

Description

Dynamic TV wall and its audio and video playing method

The invention relates to an audio and video playback technology, in particular to a dynamic TV wall and its audio and video playback method.

As the development of technology matures, information can be transmitted by various methods. Generally speaking, the size of the TV wall is large, suitable for multiple people to watch, and can achieve good entertainment and advertising effects, so the TV wall is widely used in outdoor, large exhibition spaces and other occasions.

However, the sound generating units (for example, speakers, speakers, etc.) of the conventional TV wall are generally installed on both sides of the conventional TV wall. When the conventional TV wall plays audio and video, the sound of the audio file will often come from both sides of the conventional TV wall. The sound is easily affected by the surrounding environment and is not easily transmitted to the audience's location, which affects the viewing quality and Sound and light effects.

An embodiment of the present invention provides a video and audio playback method for a dynamic TV wall, which includes: receiving a multimedia file signal, receiving an environment detection signal, and according to the environment The detection signal generates at least one position information, and the arrangement position of the plural panels corresponding to the splicing arrangement in the dynamic video wall divides the video screen information of the multimedia file signal into plural image data, and displays these image data with these panels respectively, and according to the description At least one position information drives the sound generating unit of at least one of the panels to play the sound file information. The audio file information is output within the display area of the at least one panel.

An embodiment of the present invention provides a video and audio playback method for a dynamic video wall, which includes: receiving a multimedia file signal, corresponding to an arrangement position of a plurality of panels in the dynamic video wall, dividing the video screen information of the multimedia file signal into a plurality of image data, detecting this Among the image data, at least one first image data with at least one sounding image and at least one second image data without at least one sounding image, display the image data by these panels and drive each panel to display the first The sound generating unit of a panel of image data plays the audio file information at the first volume. Wherein, the video frame information of the multimedia file signal has at least one vocalized image, and the audio file information is associated with the at least one vocalized image, and the audio file information is output within the display area of the panel.

An embodiment of the present invention provides a dynamic TV wall, which includes a plurality of panels, an environmental sensor, an image analysis module, and a control module. In these panel splicing configurations, each panel includes a sound generating unit, and the sound generating unit is located in the display area of each panel. The environment sensor receives the environment detection signal and generates at least one position information according to the environment detection signal. The image analysis module receives multimedia file signals, where the multimedia file signals include video frame information and audio file information, and the image analysis module corresponds to the splicing configuration in the dynamic TV wall The layout position of the plural panel of the video segment divides the video screen information into plural image data. The control module controls the panels to display the image data, and drives the sound generating unit in the display area of at least one of the panels to play audio file information according to the at least one position information, wherein the audio file information is in the display area Output.

In summary, according to an embodiment of the present invention, a dynamic video wall and a method for playing audio and video by receiving environment detection signals and generating position information based on the environment detection signals, and then driving at least one of the panels according to the position information The sound-generating unit in the display area of the user plays the audio file information, and the other panels do not play the audio file information. In this way, the sound file information can be uttered within the display area of the panel corresponding to the target, and transmitted in a more immersive manner. In another embodiment of the present invention, a dynamic video wall and its audio and video playback method detect the first image data with an audible image and the second image data without an audible image among all image data, and then drive these panels The sound generating unit in the display area of the panel displaying the first image data in each plays the audio file information at the first volume. Here, the audio file information can be played on the sound emitting unit of the panel displayed by the sound image.

100: Dynamic TV wall

110, 1101~1108: Panel

110a: panel assembly

110W: spliced display

112: sounding unit

1121: Electric induction element

1122, 1125: diaphragm

1123: Upper metal layer

1124: Lower metal layer

1123a, 1124a: hollow area

120: Environmental sensor

130: Image analysis module

132: First image data

134: Second image data

140: control module

A: Display area

B: Non-display area

D1: the first dimension

D2: the second dimension

F10, F11, F20, F21: process

H, H1, H2: relative distance value

Ha: preset depth value

M, M’, M”, M1~M5: location

P: sound image

S, S1~S5: target

S101~S1011, S1111a, S1111b, S1112, S1113a, S1113b, S1113c, S1114a, S1114b, S1114c, S1115a, S1115b, S201~S211, S2091a, S2091b, S2092: Steps

X, X1, X2: horizontal coordinate value

Y: vertical coordinate value

FIG. 1 is a functional block diagram of a dynamic video wall according to an embodiment of the invention.

2 is a schematic diagram of the structure of a panel according to an embodiment of the invention.

FIG. 3 is a schematic diagram of interaction between a dynamic video wall and a target according to an embodiment of the invention Figure.

4 is a schematic diagram of the structure of a panel according to an embodiment of the invention.

5 is a schematic diagram of interaction between a dynamic video wall and multiple objects according to another embodiment of the present invention.

6 is a schematic diagram of interaction between a dynamic video wall and multiple objects according to yet another embodiment of the present invention.

7 is a flowchart of an audio and video playback method of a dynamic video wall according to an embodiment of the invention.

FIG. 8 is a flowchart of an embodiment of step S111.

FIG. 9 is a flowchart of another embodiment of step S111.

10 is a flowchart of a video and audio playback method of a dynamic video wall according to another embodiment of the present invention.

FIG. 11 is a schematic diagram of interaction between a dynamic video wall and a target according to another embodiment of the invention.

FIG. 12 is a flowchart of another embodiment of step S111.

13 is a schematic diagram of interaction between a dynamic video wall and multiple objects according to yet another embodiment of the present invention.

14 is a flowchart of another embodiment of step S111.

15 is a schematic diagram of interaction between a dynamic video wall and multiple objects according to yet another embodiment of the present invention.

FIG. 16 is a flowchart of another embodiment of step S111.

FIG. 17 is a schematic diagram of interaction between a dynamic TV wall and a target at a first time according to an embodiment of the invention.

FIG. 18 is a schematic diagram of interaction between a dynamic video wall and a target at a second time according to an embodiment of the invention.

19 is a flowchart of a video and audio playback method of a dynamic video wall according to another embodiment of the present invention.

20 is a schematic diagram of a dynamic TV wall according to an embodiment of the invention.

21 is a flowchart of a video and audio playback method of a dynamic video wall according to another embodiment of the present invention.

22 is a flowchart of an embodiment of step S209.

FIG. 23 is a flowchart of another embodiment of step S209.

Please refer to FIGS. 1 to 3, the dynamic video wall 100 includes a spliced display 110W, an environmental sensor 120, an image analysis module 130 and a control module 140. The control module 140 may be connected to the spliced display 110W, the environment sensor 120 and the image analysis module 130 in a wired or wireless manner. The spliced display 110W includes a plurality of panels 110 in a spliced configuration. That is, the panels 110 are adjacent to each other so that their display screens are connected to each other and form a single screen. In one embodiment, the display area A of the panels 110 can be substantially coplanar.

In one embodiment, as shown in FIG. 1, the panels 110 have a two-dimensional array The columns are arranged to form a spliced display 110W. In some embodiments, the two-dimensional array has a first dimension D1 and a second dimension D2 that are substantially perpendicular to each other. In some embodiments, the first dimension D1 is parallel to the column direction, and the second dimension D2 is parallel to the row direction.

Each panel 110 includes a panel assembly 110a (as shown in FIGS. 2 and 4) and a sounding unit 112. The sound generating unit 112 is stacked on the display area A of the panel assembly 110a of each panel 110. However, in other embodiments, the joints between adjacent panels 110 in some or all of the panels 110 can also be connected using pivoting members with a specific angle that can be bent. Here, the panels of these panels 110 The display area A of the component 110a may appear non-coplanar. In addition, it should be noted that the number of panels 110 shown in FIGS. 1 and 3 is only an example, and is not a limitation of the embodiments of the present invention.

The environment sensor 120 receives at least one environment detection signal and generates at least one position information according to the environment detection signal. Please refer to FIGS. 1 to 3. In some embodiments, the environment sensor 120 may be an infrared emitter, an infrared CMOS camera, an infrared distance sensor, an ultrasonic sensor, an image sensor, or a combination thereof. Or its combination with a microprocessor. In some embodiments, the environment detection signal may be a distance signal, an angle signal, a temperature signal, and/or an image signal. In some of these embodiments, the position information may represent the position M of the horizontal distance of the dynamic video wall 100 in the first dimension D1 (here, the position M is represented by a horizontal coordinate value), or the position information may represent dynamic The position M of the vertical distance of the video wall 100 in the second dimension D2 (here, The position M is represented by a vertical coordinate value), or the position information may also represent the position M of the horizontal distance of the dynamic video wall 100 in the first dimension D1 and the vertical distance in the second dimension D2 (here, the position M is horizontal Coordinate value and vertical coordinate value indicate).

As an example, the environmental sensor 120 includes at least two infrared distance sensors. When a target S is located near a plurality of panels 110 of the dynamic video wall 100, the infrared distance sensor of the environmental sensor 120 receives The distance signal (environmental detection signal) of the target S with respect to the dynamic TV wall 100, after calculation, the horizontal distance value of the target S corresponding to the dynamic TV wall 100 in the first dimension D1 is X and the target S and the dynamic The relative distance between the video walls 100 is H. Then, the environmental sensor 120 obtains the position M′ (in the first dimension D1) of the dynamic TV wall 100 corresponding to the target S according to the horizontal distance (X) and/or relative distance (H) of the target S. Here, the position M'is represented by the horizontal coordinate value X). For another example, the distance signal (environmental detection signal) received by the infrared distance sensor of the environment sensor 120 may further include the vertical distance of the corresponding dynamic TV wall 100 of the target S in the second dimension D2 Is Y (for example, the height of the target S), and the environmental sensor 120 obtains the target S according to the horizontal distance (X), relative distance (H), and vertical distance (Y) of the target S Corresponding to the position M" of the dynamic video wall 100 in the first dimension D1 and the second dimension D2 (here, the position M" is represented by the horizontal coordinate value X and the vertical coordinate value Y). In other words, according to the type of the environmental sensor 120 in different embodiments, the position information of the target S may be a position M’ (a horizontal base) representing the horizontal distance of the dynamic video wall 100 in the first dimension D1 The scale value X represents), and may also represent the position M" of the horizontal distance of the dynamic video wall 100 in the first dimension D1 and the vertical distance in the second dimension D2 (indicated by the horizontal coordinate value X and the vertical coordinate value Y).

The image analysis module 130 receives a multimedia file signal, where the multimedia file signal includes video frame information and audio file information. Please refer to FIG. 1 to FIG. 3, the image analysis module 130 divides the video screen information into plural image data corresponding to the arrangement positions of the plural panels spliced in the dynamic video wall.

The control module 140 receives the image data from the image analysis module 130 and controls the display area A of the panel assembly 110a of the panels 110 to display the image data. Please refer to FIG. 1 to FIG. 3, here, these image data are displayed synchronously through the plural panels 110 of the splicing configuration to splice into a complete picture. Moreover, the control module 140 receives the position information from the environment sensor 120 and drives the sound generating unit 112 in the display area A of at least one of the panels 110 to play the sound file information according to the position information. The sound file information is output within the display area A. In other words, the sound of the sound file information played by each sound emitting unit 112 is transmitted within the display area A of the panel 110 where each sound generating unit 112 is located. For an example, please refer to FIG. 3, the position information received by the control module 140 from the environment sensor 120 represents the position M′ of the horizontal distance of the dynamic video wall 100 in the first dimension D1, and according to this position information The sound generating unit 112 in the display area A of the panel 1104 at the position M'is driven to play the sound file information.

Here, the dynamic TV wall 100 corresponding to the target S in the first dimension D1 and/or Or the panel 110 at the position M on the second dimension D2 plays the audio file information, and the remaining panel 110 does not play the audio file information, so that the audio file information can be sounded within the display area A of the panel 100 corresponding to the target S , So that the sound file information is sounded on the panel 110 close to the target S, and transmitted in a more immersive manner.

In one embodiment, please refer to FIG. 2 again. In one embodiment, the sound generating unit 112 of each panel 110 includes an electrical sensing element 1121 and a vibrating membrane 1122. The electrical sensing element 1121 may be disposed on one of the transparent substrates of the panel 110 and located in the non-display area B surrounding the display area A. The diaphragm 1122 is separated from the electrical sensing element 1121 and at least a part of the diaphragm 1122 is located in the display area A of the panel 110.

After the control module 140 receives the position information from the environment sensor 120 and drives the sound generating unit 112 in the display area A of at least one of the panels 110 to play the sound file information according to the position information, the control module 140 transmits the reference The current reaches the diaphragm 1122 of the sound generating unit 112 to control the diaphragm 1122 to generate a first magnetic field, and the control module 140 transmits a sound source current generated according to the profile information to the electrical sensing element 1121 according to the profile information to control the electrical sensing element 1121 generates a second magnetic field. Wherein, the first magnetic field and the second magnetic field are mutually repulsive, so that the diaphragm 1122 is vibrated, so that the sound file information can be sounded within the display area A of the panel 110 corresponding to the target S.

Please refer to FIG. 4. In another embodiment, each sound emitting unit 112 of each panel 110 includes an upper metal layer 1123, a lower metal layer 1124 and a vibrating membrane 1125. The diaphragm 1125 is located between the upper metal layer 1123 and the lower metal layer 1124 and at least a part of the diaphragm 1125 Located in the display area A of the panel 110. The upper metal layer 1123 and the lower metal layer 1124 may have hollow regions 1123a and 1124a, respectively, and the two hollow regions 1123a and 1124a both correspond to the display area A and expose the vibration film 1125.

When the control module 140 receives the position information from the environment sensor 120 and drives the sound generating unit 112 in the display area A of at least one of the panels 110 to play the sound file information according to the position information, the control module 140 transmits The sound source current generated by the audio file information reaches the upper metal layer 1123 and the lower metal layer 1124, so that the upper metal layer 1123 and the lower metal layer 1124 distribute the electric ions corresponding to the sound source current, and the electric ions distributed on the upper metal layer 1123 and the lower metal layer 1124 The electrical properties of the distributed electrical ions are opposite to each other. Here, the diaphragm 1125 is vibrated, so that the sound file information can be sounded within the display area A of the panel 110 corresponding to the target S.

Here, the diaphragm in the panel 110 (for example, the diaphragm 1122 in FIG. 2 or the diaphragm 1125 in FIG. 4) can be sounded by vibration, so that the panel 110 itself becomes a speaker, so that the audio file information and the video screen information are more matched vivid. In some of the embodiments, the panel 110 may be a liquid crystal display, a micro LED display (Micro LED), an organic electroluminescence display (OLED), or other flexible displays.

In one embodiment, as shown in FIG. 3, the video frame information of the multimedia file signal has at least one uttered image P, and the audio file information is associated with at least one uttered image P. The image analysis module 130 detects at least one first image data 132 having a sound image P and at least one second image data 134 having no sound image P among the image data. Yu Yi In an implementation form, the vocalized image P corresponds to audio file information, which may be a human image, an animal image or an object image (for example, a car, musical instrument, speaker, etc.). The control module 140 drives the sound generating units 112 in the display area A of the panel 110 displaying the first image data 132 among the panels 110 to play the audio file information. Here, the audio file information can be played not only on the panel 110 at the position M on the first dimension D1 and/or the second dimension D2 of the dynamic video wall 100 corresponding to the target S, but also on the sound image P The sound output unit 112 of the displayed panel 110 plays, and the remaining panels 110 do not play the audio file information. In this way, the audio file information is not only uttered on the panel 110 close to the target S, but also conforms to the position of the audible image P of the video frame information, and is transmitted synchronously in a more realistic manner.

In some implementations, each panel 110 has two sounding units 112 located on the left and right sides, and the sound file information can be sounded on the two sounding units 112 of the panel 110 at the position M of the dynamic TV wall 100 corresponding to the target S To form left and right channels. The audio file information can also be played on the two sound emitting units 112 of the panel 110 displayed on the sound image P to form left and right channels. In this way, the audio file information can be transmitted in a more three-dimensional way.

In some implementations, the sound file information can be sounded on at least two panels 110 at the left and right of the dynamic video wall 100 corresponding to the target S at the position M to form left and right channels. The audio file information can also be played on the panel 110 displayed on the vocalized image P and the panel 110 located adjacent to the panel 110 displayed on the vocalized image P to form left and right channels. In this way, the audio file information can be transmitted in a more three-dimensional way.

In another embodiment, when the environment sensor 120 receives multiple environment detections When the signal generates a plurality of position information according to the environment detection signals, the position information respectively represents a plurality of positions M of the dynamic TV wall 100, and at least one of the panels 110 driven by the control module 140 is Respectively represent at least one or more panels 110 located at multiple locations M. As an example, please refer to FIG. 5, when the environmental sensor 120 receives the environmental detection signals of the targets S1, S2, S3 and generates a plurality of position information based on the environmental detection signals, these The position information system respectively represents a plurality of positions M (for example, position M1, position M2, position M3) of the dynamic TV wall 100 in the first dimension D1, and a plurality of different panels 110 are respectively located at position M1, position M2, position M3 . The control module 140 controls all the panels 110 to display the image data and drives the display area A of the plurality of panels 110 (e.g., the panel 1104, the panel 1106, the panel 1108) at the positions M1, M2, and M3 based on the location information. The sounding unit 112 plays audio file information. For another example, please refer to FIG. 6, if one panel 110 (e.g., panel 1106) is located at position M1 and position M2 and another panel 110 (e.g., panel 1108) is located at position M3, the control module 140 Based on the position information, the panel 1106 at the position M1 and the position M2 is driven, and the sound generating unit 112 in the display area A of the panel 1108 at the position M3 is driven to play the audio information.

7 is a flowchart of an audio and video playback method (flow F10) of a dynamic video wall according to an embodiment of the invention. Please refer to FIG. 1 to FIG. 3 and FIG. 7. Dynamic video wall video and audio playback method (flow F10) includes receiving multimedia file signals (step S101), receiving environmental detection signals (step S103), generating at least one location information based on the environmental detection signals (step S105), and corresponding dynamic video walls The layout position of the plural panels in the splicing configuration will be The surface information is divided into plural image data (step S107), the panels 110 respectively display the image data (step S109), and a sounding unit 112 that drives at least one of the panels 110 according to the at least one position information to play Audio file information, wherein the audio file information is output in a display area A of the at least one panel 110 (step S111).

In step S101, the image analysis module 130 receives a multimedia file signal, where the multimedia file signal includes video frame information and audio file information.

In step S103, the environment sensor 120 receives at least one environment detection signal. In some embodiments, the environmental sensor 120 may be an infrared transmitter, an infrared CMOS camera, an infrared distance sensor, an ultrasonic sensor, an image sensor, or a combination thereof, or a combination with a microprocessor . In some embodiments, the environment detection signal may be a distance signal, an angle signal, a temperature signal, and/or an image signal.

In step S105, the environment sensor 120 generates at least one position information according to the environment detection signal. In some embodiments, the position information may represent the position M of the horizontal distance of the dynamic video wall 100 in the first dimension D1 (here, the position M is represented by a horizontal coordinate value X), or the position information may represent The position M of the vertical distance of the dynamic TV wall 100 in the second dimension D2 (here, the position M is represented by the vertical coordinate value Y), or the position information may also represent the level of the dynamic TV wall 100 in the first dimension D1 The position M of the distance and the vertical distance in the second dimension D2 (here, the position M is represented by the horizontal coordinate value C and the vertical coordinate value Y). In other words, please refer to FIG. 3. For the same target S, according to the types of the environmental sensors 120 in different embodiments, the position information of the target S may be a substitute The position M′ of the horizontal distance of the dynamic video wall 100 in the first dimension D1 (indicated by the horizontal coordinate value X) may also represent the horizontal distance of the dynamic video wall 100 in the first dimension D1 and the second dimension D2 The position M of the vertical distance (indicated by the horizontal coordinate value X and the vertical coordinate value Y).

In step S107, the image analysis module 130 divides the video screen information into plural image data corresponding to the arrangement positions of the plural panels spliced in the dynamic video wall 100. Here, the image data is displayed on each panel 110 respectively, and the image data is displayed synchronously through the plural panels 110 arranged in a splicing manner to be spliced into a complete picture.

In step S109, the control module 140 receives the image data from the image analysis module 130, and controls the panels 110 to display the image data respectively. Here, the image data is displayed on each panel 110 respectively, and the image data is displayed synchronously through the plural panels 110 arranged in a splicing manner to be spliced into a complete picture.

In step S111, the control module 140 receives the position information from the environment sensor 120, and drives the sound generating unit 112 of at least one of the panels 110 to play the sound file information according to (or responding to) the position information. The sound file information is output within the display area A. In other words, the sound of the sound file information played by each sound emitting unit 112 is transmitted within the display area A of the panel 110 where each sound generating unit 112 is located.

In some embodiments, each panel 110 has two sound emitting units 112 located on the left and right sides, and the control module 140 drives the two sound emitting units 112 of the panel 110 to emit sound according to (or responding to) position information to form left and right channels , So, the audio file information can Transfer in a more three-dimensional way.

In some implementations, the control module 140 drives the panel 110 and its adjacent panel 110 to sound according to (or respond to) position information to form left and right channels, so that the audio file information can be transmitted in a more three-dimensional manner.

FIG. 8 is a flowchart of an embodiment of step S111. Please refer to Figures 1 to 3, 7 and 8. In this embodiment, the sound generating unit 112 of each panel 110 includes an electrical sensing element 1121 and a vibrating membrane 1122. The diaphragm 1122 is separated from the electrical sensing element 1121 and at least a part of the diaphragm 1122 is located in the display area A of the panel 110.

First, steps S101 to S109 are substantially the same as the above, so they will not be repeated here.

In the step of driving the sound generating unit 112 of at least one of the panels to play the sound file information based on at least one position information (step S111), the driving step of each sound generating unit 112 may further include transmitting a reference current to the diaphragm 1122 (e.g. (Shown in FIG. 2) so that the diaphragm 1122 generates a first magnetic field (step S1111a) and transmits the sound source current generated according to the sound profile information to the electrical sensing element 1121, so that the electrical sensing element 1121 generates a second magnetic field (step S1111b).

After the control module 140 receives the position information from the environmental sensor 120 (step S103), the control module 140 transmits a reference current to the diaphragm 1122 of the sound generating unit 112 to control the diaphragm 1122 to generate a first magnetic field (step S1111a) . The control module 140 transmits the sound source current generated according to the sound file information to the electric sensing element according to the sound file information 1121, to control the electrical induction element 1121 to generate a second magnetic field. Wherein, the first magnetic field and the second magnetic field are mutually repulsive, so that the diaphragm 1122 is vibrated, so that the sound profile information can be sounded within the display area A of the panel 100 corresponding to the target S (step S1111b).

FIG. 9 is a flowchart of another embodiment of step S111. Please refer to Figure 1, Figure 4, Figure 7 and Figure 9. In this embodiment, the sound generating unit 112 of each panel 110 includes an upper metal layer 1123, a lower metal layer 1124, and a diaphragm 1125, wherein the diaphragm 1125 is located between the upper metal layer 1123 and the lower metal layer 1124 and at least at least the diaphragm 1125 A part is located in the display area A of the panel 110.

First, steps S101 to S109 are substantially the same as the above, so they will not be repeated here.

In the step of driving the sound generating unit 112 of at least one of the panels 110 to play audio file information based on at least one position information (step S111), the driving step of each sound generating unit 112 may further include transmitting the sound file generated according to the audio file information The sound source current flows to the upper metal layer 1123 and the lower metal layer 1124 (step S1112).

In step S1112, after the control module 140 receives the position information from the environment sensor 120 (step S103), the control module 140 transmits the sound source current generated according to the sound file information to the upper metal layer 1123 and the lower metal layer 1124, The upper metal layer 1123 and the lower metal layer 1124 distribute electrical ions corresponding to the sound source current, and the electrical ions distributed by the upper metal layer 1123 and the electrical ions distributed by the lower metal layer 1124 have opposite electrical properties. Here, the diaphragm 1125 is vibrated, so that the sound file information can be displayed on the panel 100 corresponding to the target S Sound is heard in the area A.

FIG. 10 is a flowchart of a video and audio playback method (flow F11) of a dynamic video wall according to another embodiment of the present invention. Please refer to 10 and 11. In some embodiments, the image analysis module 130 can further detect the first image data 132 with the uttered image P and the second image data 134 without the uttered image P among all image data (step S108). After step S108, the control module 140 controls the panels 110 to display the image data (step S109), wherein the control module 140 controls some of the panels 110 (e.g., the panels 1107, 1108 of FIG. 11) to display at least a first An image data 132 and controlling some of the other panels 110 (such as the panels 1101 to 1106 in FIG. 3) to display at least one second image 134. Moreover, the control module 140 can further drive the sound generating unit 112 in the display area A of the panel 110 (for example, the panels 1107 and 1108 in FIG. 11) displaying the first image data 132 among the panels 110 to play the audio file information (step S110). Here, the audio file information not only plays the audio file information on the panel 110 (eg, the panel 1104 of FIG. 11) at the position M of the dynamic video wall 100 corresponding to the target S in the first dimension D1 and/or the second dimension D2 In addition, it can be played on the sound generating unit 112 of the panel 110 (for example, the panels 1107, 1108 of FIG. 11) displayed in the sound image P, and the remaining panels 110 (for example, the panels 1101~1103, 1105, 1106 of FIG. 11) The audio file information is not played.

FIG. 12 is a flowchart of another embodiment of step S111. In some embodiments, step S111 may include comparing the number of location information with a preset value (step S1113a), when at least one location information is plural and the number of at least one location information is greater than The preset quantity value drives the sound-generating units of all the panels to play the audio file information (step S1113b) and when the quantity of at least one position information is less than the preset quantity value, drives each of the panels in at least one position in response to the at least one position information The sounding unit of plays the audio file information (step S1113c).

Wherein, the position information represents the position M of the horizontal distance in the first dimension D1 of the dynamic TV wall 100 (here, the position M is represented by a horizontal coordinate value), or the position information may represent the dynamic TV wall 100 in the second dimension D2 The position M of the vertical distance (here, the position M is represented by a vertical coordinate value), or the position information may also represent the horizontal distance of the dynamic video wall 100 in the first dimension D1 and the vertical distance in the second dimension D2 Position M (here, the position M is represented by the horizontal coordinate value and the vertical coordinate value). Wherein, the preset number refers to the number threshold preset by the pointer for the position information. In one embodiment, the quantity threshold may include one or more thresholds, for example: a single threshold, a combination of an upper threshold and a lower threshold, or a combination of more than three thresholds.

After the control module 140 compares the quantity of position information with the preset quantity value (step S1113a) and the quantity of position information is greater than the preset quantity value, the control module 140 drives the sound generating units 112 of all panels 110 to play the audio file information (step S1113b). For an example, please refer to FIGS. 12 and 13. For example, the preset number is 4 (single value). The environment sensor 120 receives the environment detection signals from the target S1 to the target S5 (step S103) and generates five position information (representing position M1 to position M5, respectively) according to the environment detection signals (step S103) S105) After that, the control module 140 compares the quantity of position information And the preset quantity value (step S1113a) and the quantity of position information is greater than the preset quantity value, the control module 140 drives the sound generating units 112 of all panels 110 (eg, panels 1101 to 1108 in FIG. 13) to play audio information (step S1113b). For another example, please refer to FIG. 5 and FIG. 12, the environment sensor 120 receives the environment detection signals of the target objects S1 to S3 (step S103) and generates according to the environment detection signals After the three position information (representing position M1 to position M3 respectively) (step S105), the control module 140 compares the quantity of position information with the preset quantity value (step S1113a) and the quantity of position information is less than the preset quantity value, control The module 140 responds to the sound information unit 112 of the plurality of panels 110 (for example, the panel 1104, the panel 1106, and the panel 1108 in FIG. 3) located at the positions M1, M2, and M3 in response to the location information (step S1113c). Here, the control module 140 can adjust the number of sounding units 112 playing the sound file information according to the amount of position information.

14 is a flowchart of another embodiment of step S111. In some embodiments, step S111 may include comparing the relative distance value H with the preset depth value Ha (step S1114a), and when the relative distance value H is less than the preset depth value Ha, driving the panels to be in the at least one position M The sound-generating unit 112 of each panel 110 plays the sound file information at the first volume (step S1114b) and when the relative distance value H is greater than the preset depth value Ha, drives the sound-generating unit of each panel 110 in at least one position M of these panels 112 plays the audio file information at the second volume (step S1114c). The relative distance value H is related to the position information. Further, the relative distance value H represents the relative distance between the target S corresponding to the position M of the dynamic video wall 100 and the dynamic video wall 100.

For an example, please refer to FIG. 14 and FIG. 15, taking the object S1 as an example, when the environment sensor 120 receives the environment detection signal of the object S1 relative to the dynamic video wall 100 and performs the processing to obtain the object S1 corresponds to the horizontal distance of the dynamic TV wall 100 in the first dimension D1 is X1 and the relative distance between the target S1 in the third dimension D3 and the dynamic TV wall 100 is H1 (here, the position M1 is represented by the horizontal coordinate value) X1 indicates) (step S103 and step S105), the control module 140 compares the relative distance value and the preset depth value (step S1114a). When the relative distance value H1 is less than the preset depth value Ha, the control module 140 drives the sound generating unit 112 of the panel 1104 at the position M1 among the panels 110 to play the audio information at the first volume (step S1114b).

Taking the object S2 as an example, when the environment sensor 120 receives the environment detection signal of the object S2 relative to the dynamic video wall 100 and performs arithmetic processing to obtain the level of the object S2 corresponding to the dynamic video wall 100 in the first dimension D1 After the distance is X2 and the relative distance between the target S2 in the third dimension D3 and the dynamic video wall 100 is H2 (here, the position M2 is represented by the horizontal coordinate value X2) (steps S103 and S105), the control mode The group 140 compares the relative distance value H2 and the preset depth value Ha (step S1114a). When the relative distance value H2 is greater than the preset depth value Ha, the control module 140 drives the sound generating unit 112 of the panel 1108 at the position M2 among the panels 110 to play the audio information at the second volume (step S1114c). The second volume is different from the first volume.

In one embodiment, the second volume is greater than the first volume, so that the volume of the audio file information can be increased as the relative distance H between the target S and the dynamic video wall 100 increases high.

FIG. 16 is a flowchart of another embodiment of step S111. In some embodiments, at least one piece of position information at the first moment represents the first position Ma in the first dimension D1 of the dynamic video wall 100, and at least one piece of position information at the second moment represents the dynamic wall 100 The second position Mb on the first dimension D1. Step S111 may include driving the sound generating unit 112 of the panel 110 at the first position Ma to play the sound file information at the first time point in response to the position information corresponding to the first time point (step S1115a) and responding to the corresponding time at the second time point. The position information drives the sound generating unit of the panel located at the second position to play the sound file information (step S1114b). For an example, please refer to FIG. 16 and FIG. 17, taking the object S1 as an example, at the first point in time, the position information represents the first position Ma on the first dimension D1 of the dynamic video wall 100, the control module 140 drives the sound generating unit 112 of the panel 1104 located at the first position Ma to play the sound file information in response to the position information corresponding to the first time point (step S1115a). 16 and 18, at the second time point, the position information represents the second position Mb on the first dimension D1 of the dynamic video wall 100, and the control module 140 drives the position at the second position in response to the position information corresponding to the second time point. The sound generating unit 112 of the panel 1108 at the second position Mb plays the audio file information (step S1115b). Here, the control module 140 can adjust the sound emitting unit 112 of the panel 110 located at the position M corresponding to the different time points to play the sound file information according to the position information received at different time points.

In other embodiments, step S1115a may also be to drive the first position Ma along the second dimension D2 in response to the position information corresponding to the first time point at the first time point Each sounding unit 112 of the board 110 (for example, the panels 1103 and 1104 in FIG. 17) plays the sound file information; and, in step S1114b, the panel 110 at the second position Mb may be driven by the second time point in response to the position information corresponding to the second time point The sound generating unit 112 of each panel 110 (for example, the panels 1107 and 1108 of FIG. 18) along the second dimension D2 plays the audio file information. For example, when the sound image P is a dynamic image, for example, a lightning falling from the sky. At the first point in time, the control module 140 drives the dynamic vocalized image P at the first position Ma in response to the position information corresponding to the first point in time, and sequentially plays the audio file information from the panel 1103 to the panel 1104 along the second dimension D2 . At the second time point, the control module 140 drives the dynamic sound image P at the second position Mb in response to the position information corresponding to the second time point, and sequentially plays the audio file information from the panel 1107 to the panel 1108 along the second dimension D2.

FIG. 19 is a flowchart of a video and audio playback method (flow F20) of a dynamic video wall according to another embodiment of the present invention. Please refer to Figure 19 and Figure 20. The video and audio playback method of the dynamic video wall (flow F20) includes receiving a multimedia file signal (step S201), corresponding to the arrangement position of the plural panels 110 spliced in the dynamic video wall 100, dividing the video screen information into plural image data (step S203), Detecting at least one first image data having a sound image P among all image data (step S205), displaying these image data with these panels respectively (step S207), and driving each panel 110 to display each first image data The sound emitting unit 112 of the panel 110 of 132 plays the audio file information at the first volume (step S209).

In step S201, the image analysis module 130 receives a multimedia file signal, where the multimedia file signal includes video frame information and audio file information. Among them, the video screen The information has at least one utterance image P, and the audio file information is associated with at least one utterance image P.

In step S203, the image analysis module 130 divides the video screen information into plural image data corresponding to the arrangement positions of the plural panels 110 spliced in the dynamic video wall 100. Here, the image data is displayed on each panel 110 respectively, and the image data is displayed synchronously through the plural panels 110 arranged in a splicing manner to be spliced into a complete picture.

In step S205, the image analysis module 130 detects the first image data 132 with the uttered image P and the second image data 134 without the uttered image P among all the image data.

In step S207, the control module 140 receives the image data from the image analysis module 130, and controls the panels 110 to display the image data respectively. Here, the image data is displayed on each panel 110 respectively, and the image data is displayed synchronously through the plural panels 110 arranged in a splicing manner to be spliced into a complete picture. For example, as shown in FIG. 20, the first image data 132 with sound images P are displayed on the panels 1107 and 1108, and the second image data 134 without sound images P are displayed on the panels 1101 to Panel 1106.

In step S209, the control module 140 drives the sound emitting units 112 in the display area A of the panel 110 (eg, the panels 1107, 1108 of FIG. 20) displaying the first image data 132 among the panels 110 to play at the first volume Audio file information. Here, the audio file information can be played on the sound generating unit 112 of the panel 110 displayed in the sound image P, while the remaining panel 110 (such as the panels 1101 to 1106 of FIG. 20) does not play the audio file information.

FIG. 21 is a flowchart of a video and audio playback method (flow F21) of a dynamic video wall according to another embodiment of the present invention. First, steps S201 to S207 are substantially the same as the above, so they are not repeated here. In some embodiments, the control module 140 can further drive the sound emitting unit 112 in the display area A of the panel 110 (for example, the panel 1101 to the panel 1106 in FIG. 20) displaying the second image data 134 among the panels 110 to The audio file information is played at the second volume (step S211). Here, the audio file information can be played on the sound generating unit 112 of the panel 110 displayed on the sound image P.

In one embodiment, the control module 140 performs steps S209 and S211 at the same time. In another embodiment, the second volume is different from the first volume, the first volume is the volume corresponding to the audio file information of the first image data 132 with the vocalized image P, and the second volume is the corresponding volume without the vocalized image P The volume of the audio file information of the second image data 134 (for example, background sound). In yet another embodiment, the second volume is smaller than the first volume, so that the volume of the audio file information corresponding to the first image data 132 with the vocalized image P is higher than the audio file corresponding to the second image data 134 without the vocalized image P The volume of information comes high. Here, the audio file information can be played at a louder first volume on the sound generating unit 112 of the panel 110 (for example, the panels 1107, 1108 shown in FIG. 20) displayed in the sound image P, while the remaining panels 110 (for example, FIG. The panel 1101 to the panel 1106 of 20) play at a lower volume of the second volume.

22 is a flowchart of an embodiment of step S209. Please refer to Figure 2, Figure 19, Figure 21 and Figure 22. In this embodiment, the sound emitting unit 112 of each panel 110 includes an inductor Response element 1121 and diaphragm 1122. The diaphragm 1122 is separated from the electrical sensing element 1121 and at least a part of the diaphragm 1122 is located in the display area A of the panel 110. First, steps S201 to S207 are substantially the same as the above, so they are not repeated here. In some embodiments, in the step of driving the sound generating unit 112 of the panel displaying the first image data in these panels to play the audio file information at the first volume (step S209), the driving step of each sound generating unit 112 may further include Transmit the reference current to the diaphragm 1122 to cause the diaphragm 1122 to generate a first magnetic field (step S2091a) and to transmit the sound source current generated according to the sound profile information to the electrical sensing element 1121 to cause the electrical sensing element 1121 to generate a second magnetic field (step S2091b) .

After the control module 140 receives the image data from the image analysis module 130 and controls some of the panels 110 to display the first image data 132 and other panels 110 to display the second image data 134 (step S207), the control module 140 Transmit the reference current to the diaphragm 1122 of the sound generating unit 112 to control the diaphragm 1122 to generate a first magnetic field (step S2091a), and the control module 140 transmits the sound source current generated according to the audio file information to the electrical sensing element 1121 according to the audio file information To control the electrical induction element 1121 to generate a second magnetic field. Wherein, the first magnetic field and the second magnetic field are mutually exclusive, so that the diaphragm 1122 is vibrated, so that the sound profile information can be sounded at the first volume within the display area A of the panel 100 corresponding to the target S (step S2091b).

FIG. 23 is a flowchart of another embodiment of step S209. Please refer to Figure 4, Figure 19, Figure 21 and Figure 23. In this embodiment, the sound emitting unit 112 of each panel 110 includes an upper metal layer 1123, a lower metal layer 1124, and a diaphragm 1125, wherein the diaphragm 1125 is located on the upper gold Between the metal layer 1123 and the lower metal layer 1124 and at least a part of the diaphragm 1125 is located in the diaphragm 1125 of the display area A of the panel 110. First, steps S201 to S207 are substantially the same as the above, so they are not repeated here. In some embodiments, in the step of driving the sound generating unit 112 of the panel displaying the first image data in these panels to play the audio file information at the first volume (step S209), the driving step of each sound generating unit 112 may further include The sound source current generated according to the sound file information is transmitted to the upper metal layer 1123 and the lower metal layer 1124 (step S2092).

After the control module 140 receives the image data from the image analysis module 130 and controls some of the panels 110 to display the first image data 132 and other panels 110 to display the second image data 134 (step S207), the control module 140 Transmit the sound source current generated according to the sound file information to the upper metal layer 1123 and the lower metal layer 1124, so that the upper metal layer 1123 and the lower metal layer 1124 distribute the ion corresponding to the sound source current, and the electric ion distributed by the upper metal layer 1123 and the lower metal The electric ions distributed in the layer 1124 have opposite electrical properties. Here, the diaphragm 1125 is vibrated so that the sound profile information can be sounded at the first volume within the display area A of the panel 100 corresponding to the target S (step S2092).

In summary, according to an embodiment of the present invention, a dynamic video wall and a method for playing audio and video by receiving environment detection signals and generating position information based on the environment detection signals, and then driving at least one of the panels according to the position information The sounding unit in the display area of the user plays the information of the sound file. In this way, the sound file information can be uttered within the display area of the panel corresponding to the target, and transmitted in a more immersive manner. Another embodiment of the invention Dynamic video wall and its audio and video playback method, by detecting the first image data with sounded images and the second image data without sounded images among all image data, and then driving these panels to display each first image The sound generating unit in the display area of the data panel plays the audio file information at the first volume. Here, the audio file information can be played on the sound emitting unit of the panel displayed by the sound image.

Although the technical content of the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. Anyone who is familiar with this art and makes some changes and retouching without departing from the spirit of the present invention should be covered in the present invention. The scope of protection of the present invention shall be subject to the scope of the attached patent application.

100 ~ 110,1101 dynamic video wall 1108 110W tiled display panel 112 sounder 120 environment sensor unit 130 image analyzing module 140 control module

Claims (19)

A video and audio playback method for a dynamic TV wall is applicable to the dynamic TV wall. The dynamic TV wall includes a plurality of panels arranged in a splicing configuration. The video and audio playback method of the dynamic TV wall includes: receiving a multimedia file signal, wherein the multimedia file signal includes A video screen information and an audio file information; receiving an environment detection signal; generating at least one position information according to the environment detection signal; dividing the video screen information into plural image data corresponding to the arrangement positions of the panels; The panel displays the image data separately; and drives a sounding unit of at least one of the panels to play the audio file information according to the at least one position information, wherein the audio file information is within a display area of the at least one panel Output. The video and audio playback method of a dynamic video wall according to claim 1, wherein each of the position information represents a position on a first dimension of the dynamic video wall, and at least one of the panels is driven according to the at least one position information The step of the sound-generating unit playing the audio file information includes: driving the sound-generating unit of the at least one panel in the at least one position among the panels to play the audio file information in response to the at least one position information. The video and audio playback method of a dynamic video wall according to claim 1, wherein each of the position information represents a position on a first dimension of the dynamic video wall, and at least one of the panels is driven according to the at least one position information The step of playing the audio file information by the sounding unit includes: comparing the quantity of the at least one location information with a preset quantity value; when the at least one location information is plural, and the quantity of the at least one location information is greater than the A preset quantity value, driving the sounding units of all the panels to play the audio file information, wherein the audio file information is output in each display area of all the panels; and when the quantity of the at least one position information is less than the The preset quantity value, in response to the at least one position information, drives the sound generating unit of each of the panels in the at least one position in the panels to play the audio file information. The video and audio playback method of a dynamic video wall according to claim 1, wherein each of the position information includes a position on a first dimension of the dynamic video wall, and at least one of the panels is driven according to the at least one position information The step of the sound generating unit playing the information of the sound file includes: comparing a relative distance value with a preset depth value, wherein the relative distance value is associated with the position information; when the relative distance value is less than the preset depth value, driving The sound generating unit of each of the panels in the at least one position among the panels plays the audio file information at a first volume; And when the relative distance value is greater than the preset depth value, the sound generating units of each of the panels in the at least one position in the panels are driven to play the audio file information at a second volume, which is different from the first volume One volume. The video and audio playback method of a dynamic video wall according to claim 1, wherein the at least one position information represents a first position on a first dimension of the dynamic video wall at a first time, and a second time The at least one position information represents a second position in the first dimension, and the step of playing the sound file information by the sounding unit driving at least one of the panels according to the at least one position information includes: At a first point in time, driving the sounding unit of the panel at the first position in response to the at least one position information to play the sound file information; and at the second point in time, driving the at the second position in response to the at least one position information The sounding unit of the panel plays the audio file information. The video and audio playback method of a dynamic video wall as described in claim 1, wherein each of the sound-generating units includes an electric induction element and a vibrating membrane, the vibrating membrane is separated from the electric induction element and at least a part of the vibrating membrane is located on the In the display area of the panel, in the step of driving the sound generating unit of at least one of the panels to play the audio file information according to the at least one position information, the driving step of each sound generating unit includes: transmitting a reference current to the A vibrating membrane, causing the vibrating membrane to generate a first magnetic field; and transmitting a sound source current generated according to the information of the sound file to the electrical sensing element, so that the The electric induction element generates a second magnetic field, wherein the first magnetic field and the second magnetic field are mutually exclusive, so that the vibrating membrane can vibrate. The audio and video playback method of a dynamic TV wall according to claim 1, wherein each of the sound-generating units includes an upper metal layer, a lower metal layer and a vibrating film, the vibrating film is located between the upper metal layer and the lower metal layer and At least a part of the diaphragm is located in the display area of the panel, in the step of driving the sound-generating unit driving at least one of the panels according to the at least one position information to play the sound file information, each of the sound-generating units The driving step includes: transmitting a sound source current generated according to the audio file information to the upper metal layer and the lower metal layer, making the upper metal layer and the lower metal layer correspond to the sound source current and distributing ions to make the vibration The membrane was able to vibrate. The audio and video playback method of a dynamic video wall according to claim 1, wherein the video screen information has at least one audible image, the audio file information is associated with the at least one audible image, and the audio and video playback method of the dynamic video wall further includes: Measuring at least one first image data with the at least one sounding image and at least one second image data without the at least one sounding image among the image data; and driving the panels to display the first image data The sounding unit of the panel plays the information of the sound file. A video and audio playback method for a dynamic TV wall is applicable to the dynamic TV wall. The dynamic TV wall includes a plurality of panels arranged in a splicing configuration. The audio and video playback method includes: receiving a multimedia file signal, wherein the multimedia file signal includes a video frame information and an audio file information, wherein the video frame information has at least one sound image, and the sound file information is associated with the at least one sound image ; The arrangement positions of the panels corresponding to the splicing arrangement divide the video screen information into plural image data; detecting at least one first image data having the at least one sounding image in the image data and not having the at least one sounding image At least one second image data; displaying the image data with the panels; and driving a sounding unit of the panel displaying the first image data in the panels to play the audio file information at a first volume, The audio file information is output in a display area of the at least one panel. The video and audio playback method of a dynamic video wall according to claim 9, further comprising: driving the sound emitting unit of the panel displaying the second image data in the panels to play the audio file information at a second volume, wherein the The first volume is different from the second volume. The audio and video playback method of a dynamic video wall as described in claim 9, wherein each of the sound-generating units includes an electric induction element and a vibrating membrane, the vibrating membrane is separated from the electric induction element and at least a part of the vibrating membrane is located on the The display area of the panel, sounds in the display area of the panel that displays each of the first image data while driving the panels In the step of the unit playing the information of the audio file at the first volume, the driving step of each sound-generating unit includes: transmitting a reference current to the diaphragm to generate a first magnetic field for the diaphragm; and transmitting information according to the audio file A generated sound source current flows to the electric induction element, so that the electric induction element generates a second magnetic field, wherein the first magnetic field and the second magnetic field mutually repel each other, so that the vibrating membrane can vibrate. The audio and video playback method of a dynamic TV wall according to claim 9, wherein the sound generating unit of each panel includes an upper metal layer, a lower metal layer and a vibrating film, the vibrating film is located between the upper metal layer and the lower metal layer And at least a part of the diaphragm is located in the display area of the panel, the sound generating unit of the panel driving the panels to display each of the first image data plays the information of the audio file at the first volume In the step, the driving step of each sounding unit includes: transmitting a sound source current generated according to the sound file information to the upper metal layer and the lower metal layer, so that the upper metal layer and the lower metal layer correspond to the sound source current and The electric ions are distributed to make the diaphragm vibrate. A dynamic TV wall includes: a plurality of panels, the panels are spliced and arranged, each of the panels includes a sounding unit, the sounding unit is located in a display area of each of the panels; an environment sensor receives an environment detection signal, Generating at least one location information according to the environment detection signal; An image analysis module receives a multimedia file signal, wherein the multimedia file signal includes a video frame information and an audio file information, and the image analysis module corresponds to the position of the dynamic TV wall including the panels of the splicing configuration. The video frame information is divided into plural image data; and a control module controls the panels to display the image data, and drives the sounding unit in the display area of at least one of the panels to play based on the at least one position information The audio file information, wherein the audio file information is output within the display area. The dynamic video wall according to claim 13, wherein the at least one position information represents at least one position in a first dimension of the dynamic video wall, and at least one of the panels represents at least one located at the at least one position panel. The dynamic video wall according to claim 13, wherein the at least one location information represents at least one location in a first dimension of the dynamic video wall, and the control module compares the number of the at least one location information with a preset Value, wherein when the at least one position information is plural and the number of the at least one position information is greater than the preset value, the control module drives the sound generating unit in the display area of all panels to play the audio file information, when The quantity of the at least one position information is smaller than the preset value, the control module drives the sound emitting unit in the display area of the at least one panel of the at least one position among the panels to play the audio file in response to the at least one position information News. The dynamic video wall according to claim 13, wherein the at least one position information represents a first position on a first dimension of the dynamic video wall at a first time At a second point in time, the at least one position information represents a second position in the first dimension, at least one of the panels represents each of the panels and the first position along the second dimension Each panel arranged along the second dimension in the second position. The dynamic TV wall according to claim 13, wherein each of the sound-generating units includes an electric induction element and a vibrating membrane, the vibrating membrane is separated from the electric induction element, and at least a part of the vibrating membrane is located on the panel In the display area, the control module controls the diaphragm to generate a first magnetic field, and the control module controls the electrical sensing element to generate a second magnetic field according to the audio file information, wherein the first magnetic field and the second magnetic field are mutually exclusive To make the diaphragm vibrate. The dynamic TV wall according to claim 13, wherein each of the sound-generating units includes an upper metal layer, a lower metal layer and a vibrating membrane, the vibrating membrane is located between the upper metal layer and the lower metal layer and the At least a portion is located in the display area of the panel, and the control module controls the upper metal layer and the lower metal layer to distribute electrical ions so that the vibrating film can vibrate. The dynamic video wall according to claim 13, wherein the video frame information has at least one vocalized image, the audio file information is associated with the at least one vocalized image, and the image analysis module detects the at least one of the image data At least one first image data of the audible image and at least one second image data that does not have the at least one audible image, the control module drives the panels in the display area of the panel displaying each of the first image data The sounding unit plays the audio file information.

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