KR920007614B1 - An image display system which uses a color tube - Google Patents

Abstract

The system displays motion image on a color-tube matrix panel while editing and copying a video source. Also the displayed image has a variety of colors (32768 colors), improved resolution and brightness, and minimized current consumption. It is composed of the 1st computer (51) for editing characters and symbols through a monitor (51a), a host computer (5) for editing, storing, transmitting and controlling - detecting the displayed image data or a color-tube panel (2) with the 2nd computer (52), an image processing outputter (1) for selecting - outputting the image data from the host computer (5) and a digitizer (3), and a color-tube panel (2) for displaying image by combining it into matrix with color-tube dots.

Description

Video display system using color tube

1 is a block diagram of an embodiment of the present invention.

2 is a block diagram of a color image source unit in FIG. 2;

3A and 3B are circuit diagrams of an embodiment incorporating FIG.

4 is a functional block diagram of the digitizer rack board of FIG.

5 is a block diagram of the color digitizer.

6 is a detailed block diagram incorporating FIGS. 4 and 5;

7 is a block diagram of an image processing output unit in FIG.

FIG. 8 is a functional block diagram of a drawing input processing unit of a color tube display controller provided on the color tube display side in FIG.

9 is a schematic block diagram of a color tube display controller and peripherals.

FIG. 10 is a block diagram showing the embodiment of FIG.

FIG. 11 is an exemplary embodiment of an interface circuit between the board controller rec part and the image processing output part shown in FIG.

12 is a reference diagram of the color tube display board in FIG.

FIG. 13 is a reference view of the color tube unit in FIG.

FIG. 14 is a reference view of FIG. 13 viewed from the side.

Fig. 15 is an exemplary diagram in which the dot matrix by the color tube is sector-blocked.

* Explanation of symbols for main parts of the drawings

1: Image processing output section 11a to 11c: First to fourth field memory

12e: parameter memory 13: mixer section

14a to 14c: first to third image display memories 15: image display data interface

16: video output control MPU 2: color tube display board

2A: electronic board controller 21: display input processing unit

22: image display drive unit 25: color tube unit

23a: red tube 23b: green tube

23c: blue tube 254: tube cover

254a: bevel wings 3: color digitizer

3A: Color Digitizer Rack 31: Decoder

32: RGB input board 33: AD converter

34a, 34b: 1st, 2nd memory board 35: Digitizer MPU board

36a, 36b: 1st, 2nd CRT controller 37: frame monitor controller

4: Image source unit 41: Image mixer

42: image distribution unit 43, 44: first and second switch unit

45: audio block 5: host computer system

51: first computer unit 52: second computer unit

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a color image display system. In particular, a display board is a color tube matrix video display board by color tubes in an apparatus for displaying images on a large scale in various general stadiums, and the like. The present invention relates to a video display system designed to allow processing and display of image data obtained from a VTR, a field camera, a TV broadcasting system, and the like.

In relation to computer communication systems, it is known that a relatively large screen is arranged to display LEDs and incandescent lamps in a metric form, and is designed to display characters and graphics. For example, the type described above is Korean Patent Publication No. 1200 Publication No. 86-2150, Patent Publication No. 1279, Publication No. 87-685, and Korean Patent Publication No. 1540, Publication No. 89-888, etc. It is introduced.

In addition, the above-mentioned display board was mainly arranged on the dot matrix of the LED, and the display data was limited to letters and graphics, and in the case of the publication No. 87-685, mixed using color LED. It is possible to express three colors of red, green, and amber instead of color. In addition, the display data handled above is limited to guide letters, advertisement displays, graphics, etc. of trains and the like, and cannot display means such as moving activity pictures.

Therefore, in the prior art, since the display device is limited to the display time rather than the image display device, it is difficult to expect the flexible use due to the functional restriction, as well as the usage restriction.

On the other hand, in the prior art as described above, it is compatible with the TB broadcasting system, and reproduces the image source such as a live screen directly on the display board, and the image source is obtained from a variety of TV broadcasts, VTRs, field cameras, etc. There is no means for modifying, synthesizing, copying, exchanging, shifting, storing, etc., for example, color images and stops that move the overall game situation and the game state on the field, etc. It was not possible to reproduce images, slow motions, and so on.

The present invention was developed to overcome the technical limitations of the prior art as described above, which is designed to enable moving image display on a color tube matrix display board while editing and copying data obtained from various image generating sources. It provides a new image display system.

It is another object of the present invention that the display board of the color tube matrix display is digitally controlled, and each tube is expressed as 32 × 32 × 32 = 32768 color reproduction in 32 steps per color tube. The color resolution and brightness of the image are provided fairly well, and the variety of color types and the current consumption can be minimized to provide the image display system.

In particular, the present invention provides a host computer system, which is a main control device for controlling the control of graphics, characters, and the like, and storing digitalized image data, in a computer unit, which is a main control device, for realizing the above object, and colors such as VTRs and TV broadcasts. A digitizer unit which receives an image source generated from an image source unit, digitizes it and sends it to an image processing output unit, and selectively outputs or independently superimposes the image data provided from the main computer unit and the color image source unit as independent image data, respectively. An image processing output unit for generating the image data to be made, a color tube display controller for driving the drive to display the image data provided from the image processing output unit to the display board of the color tube matrix, and the color tube display board is a three-color color tube. One color dot unit A color dot unit in the collar tube unit into n × m, and is characterized by its geometry controls system with the configuration in which the relevant role it to p × g.

Hereinafter, this will be described in more detail.

That is, Figure 1 schematically shows an image display system using a color tube according to the present invention.

Here, a color image source section including a host computer system 5, which is a main control device for editing and storing characters and graphics displayed on the color tube display board 2, and a VTR, a field camera, and a tuner on the TV broadcasting system side. (4) and the tuner 3a on the TV broadcasting system are connected to the image processing output unit 1 through the color digitizer unit 3, and the selected image data in the image processing output unit 1 is It is connected to the color tube display board 2 via the interface 6.

The host computer system 5 is composed of a first computer 51 related to the size of characters and graphics generation processing, and a second computer unit 52 such as storage processing of image data, which is a desktop system (DESK). TOP System) includes main computer, hard disk, floppy disk drive, Hangul character generator, screen editor, control panel, printer, monitor (51a) (52a), USAM-4 interface and so on. Color information editing, storage of edited materials, roll motion and wipe effects such as image movement, and color image editing by aggregation of information from different sources.

FIG. 2 shows the tuner 3a and the color image source section 4 on the color TV broadcasting system side of FIG. 1 in more detail.

In this case, the image mixer unit 41, the image distribution unit 42, and the first and second switching units 43 and 44 to which various color image sources are connected are configured, and the color image source 42 includes various image media. A generator, a VTR, a field camera, a broadcast input tuner 3a, and the like are included. The image mixer 41 has a function of selectively mixing signals input from the various image media generators, and has a video distribution unit ( 42 generates a plurality of outputs of the various kinds of image media, and provides image display data to the color tube display controller 2A through the first switching unit 43 and the digitizer unit 3, and the second switching unit ( 44, an image display data signal is provided to the image recorder RD ₂ together with a slow motion monitor SM screen adjustment monitor CM, a current image display monitor PM, and the like.

In addition, the second embodiment is shown in more detail as shown in FIG. Here, as shown in (a), an image signal passing through an antenna for TV receiving is provided to the image mixer 41 via a tuner 3a, which is an image distribution unit including an image selection switch unit 42b and a distribution circuit 42c. It is connected to the image selection switch unit 42b on the unit 42 side, and the inputs of the image mixer 41 are respectively a copy unit 412, a projection unit 413, field cameras 1 and 2 (FC) such as stadiums. ₁ , FC ₂ ), a slide unit 414, a kappa stand monitor 412a connected between the copy unit 412 and the slide unit 414, and a field audio signal control field provided from the image mixer unit 41. The oscillation output provided from the slide control unit 425 and the image mixer 41 side of providing a synchronization signal is distributed to the audio control unit 1, 2, 421 and 422, the field camera control unit 423 and 424, and the slide image unit 41 side. The first clock divider 415a and the copy unit 412 provide a pause signal for a still image. Time generators 426 and 427 which control the image mixer 41 to perform the pause control, a first readjustment clock circuit 418 which manufactures and outputs one end of the output from the first clock divider 415a, and The second clock divider 416b connected to the first readjustment clock circuit 418 and the signal divider 415b for distributing the broadcast signal provided by the image mixer 41, and the second readjustment for performing synchronous adjustment of the signals provided therefrom. A clock synchronizing switch section 419 for selectively providing a synchronizing type to the image player PD such as VTR and the image recorder RD from the clock circuit 420, the second readjustment clock circuit 420, and the image; An editing unit (EPU) for editing the images of the player PD ₁ and the image recorder RD ₂ is provided, and the image mixer 41 has a monitor 41a for viewing the screen processed here; The waveform monitor 42a is provided on the image distribution unit 42 side, respectively. It is rain. In addition, the broadcast signal is received from the signal distributor 415b for distributing the TV broadcast signal, and is provided to the throw motion unit 431. The throw motion unit 431 provides the signal to the VCR unit 432. Here MT is monitor, REM is remote controller and AX ₁ is external connection.

The audio signal provided to the image plugper PD ₁ and the video signal distribution unit 42 is sent to the audio block 45, where the audio mixer 451, the power amplifier 452, and the stereo are provided. Speakers SP ₁ and SP ₂ are connected.

In addition, various video signals provided from the distribution circuit 42c on the side of the video signal distribution unit 42 are held by the first switch section 43, and the first catching section 43 is provided with the first, second and third sections. Switches 431 to 433, wherein the first switch 431 is an input switch, the second switch 432 is a switch capable of screen operation by a monitor 43a, and the third switch 433 is a digitizer part ( 3) side output switch, where the DSIS desk synchronization input switch, ST ₁ is a broadcast signal input switch.

On the other hand, another video distribution signal provided by the distribution circuit 42c of the video signal distribution unit 42 is sent to the second switch section 44, which is connected to the signal input switch 441. And a slow motion switch unit 442 for providing a slow motion image input, and a current image monitor PM, an adjustment monitor CM, and a slow motion monitor SM respectively connected to the signal input switch 441. It is done.

In addition, in FIG. 3A, an image signal is provided to an external auxiliary device AX ₁ to AX ₃ by a signal distributor 416a which receives an auxiliary video output AV ₀ to distribute a signal. The clock signals VC ₂ and VC ₃ are also provided to the outside after the clock signal is distributed through the signal splitter 417.

4 shows a color digitizer rack 3A, which is an external circuit rod of the color digitizer unit 3 which digitizes the digital logic apparatus to process the composite color image signal provided from the color image source unit 4 side. It was.

In this example, the digitizer MPU 35, the IO interface board 38, the first and second memories 34a and 34b, the first and second CRT controller boards 36a and 36b, the frame monitor controller 37 and the analog on one board. The digital converter 33, the RGB input board 32, and the power supply units PS ₁ to PS ₄ are disposed, respectively, which are provided by the first switch unit 43 of the color image source unit 4 as shown in FIG. The color image signal is separated into red (R), green (G), blue (B), and synchronous signal (S) via the decoder 31, and is then input to the R, G, and BS stages of the digitizer rack 3A. .

In addition, the digitizer rack 3A includes an oscilloscope 3a for checking the R and GB waveforms, a frame monitor 3b which can be positioned at the position on the side of the color tube display board 2, and the above screen. The board monitor 3c and the remote control panel unit 3B for checking the current screen are connected, and the image data is transferred to the image processing output unit 1 of FIG. 7 through the output bus BS. Is provided.

On the other hand, the specific embodiment of the digitizer rack 3A of FIG. 5 is shown in FIG.

Here, the color image data separated from the decoder 31 is provided to the RGB input board 32, and the RGB input board includes a synchronization input and separation unit 321, a green signal input and clamp unit 326, The green, green, and blue signal correction units 327a, 327b, and 327c are included in circuits, respectively, and are provided to the R, G, and B signal data AD converters 33 output from the RGB input board 32.

The AD converter 33 has a red signal gain and offset adjustment unit 331, a red signal AD converter 332a, green and blue signal gain and its offset adjustment units 333a and 333b, and a green and blue AD converters 332b and 332c. R, G and B digital outputs 334, reference voltage and RGB oscillator 335, signal gain and offset adjuster 336, address decoder 337, data interface 338, and the like. .

The AD converter 33 outputs RGB data to the monitor side synchronization oscillation signal OSC, the trigger signal TG, and the first and second memories 34a and 34b, respectively. to provide.

The first CRT controller 36a, which is controlled by the control bit CB on the digitizer MPU 35 side, and the horizontal and vertical synchronization signals HA, VA and Freez provided from the first CRT controller 36a. The frame monitor controller 37 to which the signal FZ, the video data signal ID provided from the first memory 34a, etc. are connected, and the second CRT controller 36b are respectively connected.

The CRT controller 36a includes a horizontal signal generator 361, a vertical signal generator 362, a vertical and horizontal clock memory signal units 363 and 364, a memory switching freeze signal unit 365, and an input / output interface 366. ), DA converter, and signal synchronization unit 367 are included.

The second memory 34b is connected to the video processing output unit 1 of FIG. 7 through the IO interface 38.

The image processing output unit 1 includes a first interface 11a for receiving image data provided from the color digitizer unit 3 and first and second computer units 51 and 52 on the host computer system 5 side. And second and third interfaces 11b and 11c connected to each other), and field memories 12a to 12d for storing images, characters and figure data inputted to the first to third interfaces 11a to 11c. And the first to third image memories for temporarily storing the image data synthesized by the mixer section 13e, the mixer section 13e for extracting and mixing the image data stored in these memories, and the image data synthesized by the mixer section 13 for each color. (14a to 14c) and the MPU mode 16 for controlling these system circuit blocks 16. The image data extracted from the first to third image memories 14a to 14c is directed to the display board controller 2A side of the color tube display board 2. The interface unit 15 etc. which interface is comprised. In addition, the first and second CRT controllers 18a and 18b of the monitor are connected to the first and second image memories 14a and 14b.

On the other hand, on the color tube display plate 2 side, an electric display plate controller 2A by the image display input processor 21 and the image display driver 22 of FIG. 10 is provided.

The image display input processing unit 21 on the display panel controller 2A side is provided with the line receiver 211, the display board control MCU 214, the input interface 212, the image display memory 213a (213b), and the CRT as shown in FIG. The controller 216, the output interface 215, and the first to sixth redrivers 217a to S17f are included. This is the first image display memory 213a purchased from the line receiver 211 as shown in FIG. The read data is provided to the first to sixth line drivers 217a to 217f via the output interface 215.

The display board control MPU 214 controls the input interface 212, the first and second image display memories 213a and 213b, and the first and second image display memories 213a and 213b. The display board monitor 21a is provided through the CRT controller 216.

In addition, the image display data provided from the first to sixth driver 217a to S17f is provided to the image display driver 22, and the image display driver 22 sectors the image data of R, G, and B. The RGB sector section 221 which sends to the memory section 223 and provides the start clock pulse to the start power supply section 227 of the Calutve, and the start clock pulse provided from the RGB sector section 221 to the color tube block. A start power supply unit 227 for supplying power to the color tube block by a start clock pulse for supplying power, and first and second tube windows for driving the tubes for each block with power provided from the start power supply unit 227; (225,226). In addition, image data is provided from the sector memory unit 223 to the tube drive data output unit 224, and a tube drive control MPU 222 is provided to sew control them.

Then, the color tube display board 2 is provided with each image display data output when the dot matrix of the color tube is made into several sector blocks RK ₁ to RK ₄ by the board controller 2A as shown in FIG. On the other hand, an electronic display monitor 21a for sending a control signal and viewing the screen state currently displayed on its own and an adjustment monitor 21b for adjusting the displayed image are provided.

11 is an interface 6 for performing electrical insulation or the like when performing data communication between the image processing output unit 1 and the color tube display board 2, which is a signal connection connector 61, The input signal interface 62, the signal connection part 63 by the ohmtocoupler, and the line driver 64 are comprised.

On the other hand, FIG. 12 shows the color tube sign 2. Here, the color tube units 25 are arranged in a two-dimensional flat plate with p × g pieces, and the color tube units 25 are red tubes 23a, green tubes 23b, and blue tubes 23c as shown in FIG. ) Are combined into one dot unit 23 to form one dot, and n dot m = 4 x 4 = 16 pieces constitute one color tube unit 25.

In the color tube unit 25 of FIG. 13, when viewed from the side, FIG. 14 and the U-shaped fluorescent tube are sequentially attached to the substrate 251, and the tube driving unit 252 is attached to the substrate 251. Individually mounted form.

In addition, the tube driving unit 252 is connected to the data link 253 through a connector. In addition, the U-shaped fluorescent tube has a tube storage cover in which a spaced inclined wing 254a is formed on the open one side of the tube interior chamber 254b and the open side of the tube interior chamber 254b of suitable distance. 254 are combined.

The present invention of such a configuration is as follows.

That is, the image processing output unit 1 of the first embodiment according to the present invention receives the image, graphic, and character data processed by the host computer system 5 and the color image source unit 3.

The host computer system 5 has a function of editing and storing various images displayed on the color tube metrics board 2, and here, for example, creation and editing of text and graphic screens, storage of data edited from the outside, Movement effects such as rolls and wipes are generated, data transmission and control monitoring are performed. Here, the first computer unit 51 has a main function of editing characters and figures through the monitor 51a, and the second computer unit 52 stores various image data in an auxiliary storage device (hard disk, FDD). Can have the main function of

On the other hand, the color image source unit 3 is a copy unit 412 for copying pictures, drawings, and the like, and the field camera unit (FC ₁ , FC ₂ ) for photographing the field conditions installed in the stadium, as _{shown in} FIG. And a tuner associated with an image player (PD), an image recorder (RD), and a color TV broadcasting system using a U-matic cassette such as a slide unit 414, an image unit 413, a VTR or a VCR. 3a) and the like are combined with a video mixer 41, and the image resolution unit 42 outputs a plurality of the same signals for editing, copying, rearranging screen lines, shifting and storing display screen lines. It is used as a signal for display screen composition, display screen division, etc. The audio signal of the image signal of the tuner 411 and the audio signal of the image player PD and the image recorder RD are sent to the audio block 45 to direct the deflection to the stereo speakers SP ₁ and SP ₂ . Each image source sent to the first switch unit 43 is sent to the digitizer unit 3 of FIG. 5 for screen adjustment, confirmation, and the like. The RGB oscilloscope 3a, frame monitor 3b, and board monitor 3c. ), And then outputs predetermined video data digitally. Therefore, in the image processing output unit 1, the image data at the computer system unit 5 side and the digitalized image data at the video source unit 4 side are respectively the first to third interfaces 11a and 11b of FIG. 11c is temporarily stored in the first to fourth frame memories 12a to 12d, and stored in the image display memories 14a to 14c through the mixer unit 13 under the control of the MPU 16 board.

The image processing output unit 1 selectively outputs the digital image data input from the first to third interfaces 11a to 11c, or the image data on the video source unit 4 side and the first computer unit 51. Character, graphic data, characters and graphic data on the video source unit 4 and the first computer unit 52 can be overlaid and displayed, or the original video image can be stored and output.

On the other hand, the image output data provided from the image processing output unit 1 is provided via the interface unit 6 of FIG. 11 or directly to the electronic board controller 2A, and the electronic board controller 2A is shown in FIG. Likewise, the line receiver 211 receives image display data of one screen of the electronic display and sends it to the interface 212. The output data of the interface 212 is an image display memory (image display or edited content) for one screen. 213a and 213b are sequentially stored under the control of the image display control MPU 214, and the image display data stored in the memories 213a and 213b is passed through the output interface 215 by the optocoupler to the first to sixth. Line drivers 217a to 217f are provided.

In addition, the image display data passing through the first to sixth line drivers 217a to 217f is applied to the RGB sector portion 221 of the display driver 22, and the RGB sector portion 221 is an example of FIG. The color tube display board 2 is divided into a plurality of compartments to designate sectors, and the data to be displayed for each sector are sorted and stored in the sector memory unit 223 under the control of the electric sign driving control MPU 222. A start pulse is provided to the start power supply 227 for driving the in tube.

The start power supply unit 227 supplies electric power to the first and second tube driving units 225 and 226 which are the start circuits of the tube. In this case, the instantaneous high voltage of DC 800V is provided to one electrode side of the tube, while R, G, The data of B are lit by a predetermined pulse burst, and the R, G, and B tubes are turned on with simultaneous or sequential parallax and reproduce a predetermined color.

In this case, the sequential data pulses provided to the R, G, and B tube sides include the sector driving tube driving data under the control of the color tube driving control MPU 222 in which the R, G, and B data provided from the memory unit 223 side are used. It is supplied to the color tube unit 25 through the output unit 224, the driving is possible. On the other hand, the dot unit 23 having one set of R, G, and B tubes has three fluorescent lamps, and the center of the stack spectrum is about 700 mm in R tube, about 530 nm in G tube, and about 470 nm in B tube. It becomes wavelength and it becomes possible to express a desired color by adjusting these three color tube density appropriately. For example, to express white color using three primary colors of light, G is 60%, B is 30%, and R is 10%.

In addition, the color range of the tube is, for example, NTSC color TV and chromaticity X, Y are R: Y = 0.60, Y = 0.32, G: X = 0.24, Y = 0.60 B: X-0.14 Y = 0.09 .

In addition, the luminance is 4,000 cd / m 2, and one color can control the luminance of 32 levels, and color combinations of these combinations allow 32 x 32 x 32 = 32,768 colors.

The digitizer section 3, which digitizes the various video signals provided by the current and image source sections 4, performs gain control of R, G, and B to perform natural image synthesis possible according to the surrounding environment, and the waveform monitor It is possible to obtain luminance control, frame position and zoom control functions, and freeze image, which can appropriately perform the editing level of the input video signal expressed by.

The freeze image is a form in which an image of a desired figure is fixed by an image memory.

In the dot unit of the color tube unit 25 of FIGS. 13 and 14, the individual R tube 23a, the G tube 23b, and the B tube 23c each have the number of tubes on the tube cover 254 side. Since the wing 254a is disposed toward the ground at the front portion 254b, the phenomenon in which the brightness falls directly due to external direct sunlight can be eliminated. In the present invention, a color tube display board is used to reproduce various image sources, computers, characters, graphics, etc. as they are, or to edit and display the same.

In this case, news broadcasting can be performed while providing the display of the display screen and moving the display information horizontally through the selected line on the display board, and sending the display screen to the center or the outside on the principle of aperture and displaying the display screen in the selected direction. Delete line, column can be deleted.

In addition, the screen can be displayed and deleted on the display board as if salt or pepper are sprayed without any order. You can decorate the screen display border of the signboard with such a dazzling nothingness, or you can get the effect of star shining in the night sky without any order, and display and delete characters shifted in a certain direction like a typewriter. It is possible to achieve various display effects such as overlapping the video screen and the text or graphic screen.

Claims (7)

In a system in which lamp elements are arranged in a metric form to form an electronic display panel and display the characters, graphics, and the like under computer control, the first computer unit 51 for knitting characters and figures through the monitor 51a; And a host computer system (5) having a second computer unit (52) for storing various image data in an auxiliary storage device to perform editing, storage transmission, and control and monitoring of various image zeta displayed on the color tube display board (2). And; Digitizer for converting complex color analog video signal outputted from video fractionation unit 4 which is equipped with VRT, tuner on the side of color TV broadcasting system and field camera to provide various video signal sources for processing by digital logic device. Part (3); An image processing output port (1) for generating image data for selecting and outputting or superimposing image data output from the host computer system (5) and the digitizer unit (3) as independent image data; The display board controller 2A for receiving the image display data selected by the image processing output unit 1 through the interface 6 and controlling the display operation for each sector to be performed by the color tube display board 2 is embedded in the color tube. Color display system using a color tube, characterized in that consisting of a color tube display board (2) to form and combine them in a matrix form. 2. The apparatus according to claim 1, further comprising an interface for receiving image source data, text, graphics, and the like of the image processing output unit 1, a frame memory and a parameter memory for selectively storing these data, and a circuit block thereof. MPU 16 for controlling, a mixer unit 13 for mixing data provided from the frame memory and the parameter memory, an image memory for temporarily storing the data provided from the mixing unit 13 in a screen state, and an output of the image memory. An image display system using a color tube, characterized in that it is associated with an interface (15) for interfacing to an electronic sign controller (2A) side. 2. The color tube display board (2) according to claim 1, wherein the R tube (23a), the G tube (23b), and the B tube (23c) form one dot unit (23) in one combination. 23) is an image display system using color tubes, wherein n x m pieces are formed in one tube color tube unit (25), and the color tube units (25) are formed in a matrix arrangement of p x g. 4. The color tube display plate (2) according to any one of claims 1 to 3, wherein the color tube display plate (2) has an individual tube housing portion (254b) and a number of the tubes for storing the R tube (23a), the G tube (23b), and the B tube (23c), respectively. An image display system using a color tube, characterized in that the tube case (254) formed with a plurality of inclined wings (254a) directed to the ground in the front opening of the book (254b). The display board controller according to claim 1, wherein the display board controller (2A) is mounted directly on the color tube display board (2), and has a display memory (21) for data memory and control of a screen configuration displayed on the color tube display board (2); Receives the data provided by the display board control unit 21 and stores the data for each sector, and outputs the tube drive data and the related configuration with the display board drive control unit 22 for providing a tube start pulse to the tube drive power supply. Video display system using a color tube, characterized in that the. The display board according to claim 5, wherein the electronic display panel control unit (21) includes a line receiver (211) for receiving data via a cable, an input interface (212) for relaying this data to the control system, and the system MPU (214). And a plurality of line drivers 21a to 21f for interfacing the image display memory to be temporarily stored under the control of the control panel) and the data of the image display memory to the display board drive control unit 22. Image display system using tube. The RGB sector unit 221 of claim 5, wherein the LED driving controller 22 receives data provided from the LED display controlling unit 21 and divides the start clock and R, G, and B data by sectors. A sector memory section 223 for storing data for each sector, a color tube drive control MPU 222, a data output section 224 for providing RGB display data to the sector tubes, and a start pulse provided from the RGB sector section 221; And a tube driving power supply unit 227 for providing driving power to the tube side, and starting circuits 225 and 226.

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