KR200449291Y1 - Led electric board apparatus using emitting module with sector form - Google Patents

Abstract

The present invention relates to an LED display device using a fan-shaped light emitting module, and in particular, the light emitting module has a substantially flat plate shape and has a printed circuit board and a 16 × 16 LED on the printed circuit board of the main body. The pixel is arranged radially from the bottom. In addition, the light emitting module is at least one connected to the circumferential direction to form an LED light emitting unit having a circular or semi-circular shape and to represent letters or symbols.

Therefore, as the letter or symbol is expressed to rotate in the circumferential direction through the LED light emitting part or to radiate radially from the center point, the brilliant and unique expression is possible. In addition, by arranging additional R, G, B LED in a position adjacent to the LED pixel of the light emitting module to provide a background effect separately from the letter or symbol, there is an effect that can maximize the advertising effect comprehensively.

Electronic board, light emitting module, LED

Description

LED display device using light emitting module having a fan shape {LED ELECTRIC BOARD APPARATUS USING EMITTING MODULE WITH SECTOR FORM}

The present invention relates to an LED display device, wherein the light emitting module of the LED light emitting unit in which letters or symbols are expressed has a substantially flat plate shape and a main body including a printed circuit board and a 16 × 16 LED pixel on the printed circuit board. LED signboard device arranged radially from the.

In general, LED, which means light emitting diode (hereinafter referred to as 'LED'), is an abbreviation of Light Emitting Diode and is used to transmit and receive signals by converting electric signals into infrared or light using the characteristics of compound semiconductors. It is used for advertising billboards and various automation devices. Such LED is a light emitting device that can be driven at low voltage, has long life, low power consumption, fast response speed, and excellent impact resistance.

In addition, there is an advantage that the small size and light weight is possible, and the application is expanding around the display purpose, and the use of the indoor display as an outdoor indicator is increasing according to the high brightness of the LED.

The LED signboard to which the LED is applied has a feature that can express various colors and characters or symbols different from existing advertising means fixed by expressing characters or symbols through a plurality of LEDs. The application range is expanding to the media.

On the other hand, Figure 1 is a view showing a circular LED sign using a conventional afterimage effect, to describe a conventional LED sign, a main body 1 having a circular structure and a drive motor 2 disposed in the center of the main body 1 and The driving motor 2 is coupled to the radial direction with a predetermined interval, it is made of a rotating plate (3) with a plurality of built-in LED elements each having a red, green and blue color.

In addition, the LED display board includes a controller for expressing letters or symbols through the plurality of LED elements or controlling the rotation of the driving motor 2.

The above-described conventional circular LED display board utilizes the afterimage effect of displaying the characters by rotating the rotating plate 3 by the driving motor 2, and the LED elements are turned on / off by a program stored in the controller. Various colors and letters or symbols will be expressed. In particular, since the letter-to-symbol is expressed in the circumferential direction because it has a circular structure, it is possible to express more uniquely than a general rectangular electronic signboard, thereby having an excellent advertising effect.

However, according to the prior art, since the letter or symbol is expressed by the afterimage effect as the rotating plate 3 rotates, the expression is not natural, and the range of the expression method is limited in terms of effects and functions as well as the letter or symbol. have.

In addition, in order to display an advertisement, the drive motor must be rotated at all times, and mechanical noise is accompanied by the characteristics of the drive motor, and in particular, a long time of driving shortens the life of the drive motor and requires regular maintenance. It happens.

Therefore, the above-described conventional LED sign is generated after the installation additional costs, and may be a factor that lowers the advertising effect in a limited expression manner by using the afterimage effect.

Therefore, the present invention has been devised to solve the above problems, and has a fan-shaped light emitting module, and connects the light emitting module in a circumferential direction to have a circular or semi-circular structure, and to express characters or symbols. It is an object of the present invention to provide an LED display device that can provide the maximized advertising effect with a variety of expressions and effects than conventional.

In addition, it is configured so that letters or symbols can be displayed in a circular manner without using an afterimage effect, and thus there is no need for a driving motor, so there is no occurrence of noise and no need for regular maintenance. There is another purpose.

LED display device using a light emitting module having a fan shape of the present invention for achieving the above object is LED light emitting unit for emitting light according to the applied signal; It is provided for each light emitting module of the LED light emitting unit, and is connected to the driving microcontroller according to the position in which the light emitting module is disposed, and controls the LED light emitting of each light emitting module according to the control signal output from the driving microcontroller. A plurality of drive modules; It includes a basic key consisting of an input key for inputting a character or symbol represented by the LED light emitting unit and a function key for selecting a function and an effect, and a size selection key for selecting the size of the input character or symbol, selected key An infrared remote controller for transmitting an operation signal corresponding to the infrared ray; An infrared receiver for receiving an operation signal transmitted from the infrared remote controller and converting the operation signal into a digital signal and connected to a driving microcontroller to transmit the operation signal; A driving microcontroller configured to receive an operation signal transmitted in connection with the infrared receiver, and output a control signal corresponding to the operation signal to control and drive an electric sign; And a power supply unit for supplying power to the infrared receiver, the driving microcontroller, and the plurality of driving modules, wherein the LED light emitting unit has a substantially flat fan shape and includes a printed circuit board. At least one light emitting module in which 16 × 16 LED pixels are arranged radially from the bottom is connected in a circumferential direction on the printed circuit board of the main body.

In this case, the LED light emitting device using a light emitting module having a fan-shaped light emitting module characterized in that the two-sided light emitting in the symmetrical structure coupled to the other surface and the other LED light emitting portion of the same structure is in contact with each other.

In addition, the LED light emitting unit may have a circular shape or at least one light emitting module is connected in the circumferential direction, or may have a semi-circular shape.

On the other hand, each light emitting module of the LED light emitting unit is connected to the other light emitting module of the same structure side by side adjacent to the lower end, it is composed of a two-stage structure in which 32 × 32 LED pixels are arranged radially from the bottom, the driving microcontroller In order to control each stage, the upper output unit and the lower output unit are respectively provided, and a program for converting the size is built in to convert a text code of a 16 × 16 size letter or symbol into a text code of a character or symbol having a predetermined size. Characterized in that the output to the upper or lower output unit.

The microcontroller may include a basic text code of 16 × 16 size characters or symbols and a symmetric enlarged text code of 32 × 32 size characters or symbols, and the basic text code and a symmetric enlarged text code of each character or symbol may be symmetrical. When it is enlarged, it replaces the 16 × 16 size basic text code with the symmetric enlarged text code and outputs it to the upper output part and the lower output part.

 Herein, the light emitting module selects an R (Red) LED emitting red light, a green LED emitting green light, and a blue LED emitting blue light on a position adjacent to the LED pixel on the printed circuit board of the main body. At least one or more spaced apart may be electrically connected to the driving module to emit light and to be controlled.

According to the present invention is configured to have a circular or semi-circular structure by at least one light emitting module having a sector shape of the LED light emitting portion to which letters or symbols are expressed in the circumferential direction. At this time, the 16 × 16 LED pixel of the light emitting module is arranged radially from the bottom.

As described above, the present invention enables a brilliant and unique expression as a letter or symbol is expressed to rotate circumferentially through the LED light emitting part or to radiate radially from a center point. In addition, by placing the R, G, B LED in a position adjacent to the LED pixel of the light emitting module to provide a background effect separately from the letter or symbol, there is an effect that can maximize the advertising effect comprehensively.

In addition, since the driving motor is not applied differently from the conventional circular display board, noise generated by the driving motor is not generated, and maintenance and repair for the management of the driving motor are not necessary, so that no additional cost is generated after installation of the display board. Effect occurs.

Hereinafter, an LED display device using a light emitting module having a fan shape according to preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, but the present invention is not limited to the following embodiments, and the related art. Those skilled in the art will be able to implement the present invention in various other forms without departing from the spirit of the present invention. In the accompanying drawings, the dimensions of each component is shown in an enlarged scale than actual for clarity of the present invention. In the present invention, when one component is referred to as being formed on, on, or under another component, the one component is formed on or below the other component. It is meant to be positioned, or further components may be additionally formed on the other components. In addition, it is to be noted that the respective components are referred to as "first", "second", and / or "third", not merely to limit each component. Thus, "first", "second" and / or "third" may be used selectively or interchangeably for each component.

Example 1

2 is a view for explaining the LED display device using a fan light emitting module according to a first embodiment of the present invention, Figure 3 is a view for explaining a fan light emitting module according to a first embodiment of the present invention, 4 is a view showing the shape of the LED display device according to the first embodiment of the present invention.

First, as shown in FIG. 3, the light emitting module 100 according to the present embodiment relates to a general light emitting module configured to be applied to a light emitting diode (LED) display device, and the light emitting module 100 has a fan shape. It is configured to have.

Here, the light emitting module 100 is composed of a main body 110 and a plurality of LED pixels 120 arranged in a predetermined arrangement on the main body 110. Specifically, the main body 110 has a substantially flat plate shape and includes a printed circuit board for electrical connection. A plurality of LED pixels 120 are regularly arranged on the printed circuit board of the main body 110. The array of 16 × 16, that is, 16 × 16, is arranged in the same manner as in a typical LED display device. A total of 256 LED pixels 120 are provided in one light emitting module 100.

In addition, the main body 110 of the light emitting module 100 has a fan shape, and the LED pixels 120 disposed on the printed circuit board of the main body 110 radially from the bottom of the main body 110. It is arranged.

Here, the light emitting module 100 has a predetermined stability such as a built-in electronic device such as a diode and a resistor in order to supply a stable power to the LED pixel 120 in addition to the above-described LED pixel 120 on a printed circuit board The circuit is constructed.

In this case, it is preferable that the LED pixel 120 uses a surface mounting type LED. The surface mount LED is commonly referred to as an SMD type LED. The surface mount technology refers to a technique of forming a component by soldering the component leg only on the circuit board without soldering the legs of the component to the life of the circuit board. Surface-mount technology can reduce device size and weight from 1/4 to 1/10 and is very cost effective. In addition, the surface-mount LED does not have an epoxy molding treatment, there is no module damage due to overheating, and because it has a relatively high brightness characteristic compared to a general LED, it is not unreasonable to use the LED display board even in a small quantity.

Although the light emitting module 100 according to the embodiment of the present invention described above is not shown in the drawings, it may include a panel for protecting the outside and a transparent cover disposed on the front of the panel to prevent waterproof or moisture ingress.

Meanwhile, referring to FIG. 2, the configuration of the LED display device according to the present embodiment is provided for each of the LED light emitting unit 10 and the plurality of light emitting modules 100 to which the plurality of light emitting modules 100 are connected. A plurality of driving module 20 for controlling the light emission of the light emitting module 100, the driving microcontroller 50 is connected to the plurality of driving module 20 to integrally control the electronic display device, the LED light emitting unit 10 Infrared remote control 30 for transmitting the operation signal for the operation of the character to the symbol or the like expressed in the infrared form, infrared ray for converting the signal transmitted from the infrared remote control 30 to transmit to the drive microcontroller 50 And a power supply unit 60 for supplying power to the receiver 40 and each component.

Looking at each of the above components in more detail, the LED light emitting unit 10 is at least one light emitting module 100 is coupled in the circumferential direction and electrically connected.

That is, the light emitting module 100 having a substantially flat plate and having a printed circuit board and a 16 × 16 LED pixel 120 disposed radially from below on the printed circuit board of the main body 110. ) Is connected in the circumferential direction.

Therefore, as shown in FIG. 4, the LED light emitting unit 10 of the LED display device according to the present invention has one light emitting module 100 and another light emitting module 100 ′ adjacent to the light emitting module 100. By connecting in the direction, it may have a circular shape as shown in Figure 4 (a), or may have a semi-circular shape as shown in Figure 4 (b). Accordingly, the characters, symbols, or other effects expressed through the LED light emitting unit 10 may be expressed as rotating in the circumferential direction, thereby providing a brilliant and unique advertisement effect.

In addition, as shown in FIG. 4 (c), the LED display device according to the present embodiment is configured such that one LED light emitting unit 10 and another LED light emitting unit 10 'are symmetrically formed so as to be in contact with each other. By enabling two-sided light emission, it can provide a double-sided advertising effect when used as an outdoor sign.

In addition, since the driving of the driving motor provided for the afterimage effect is not applied as in the prior art, maintenance and the noise according to the driving motor are not generated.

The LED display device according to the present invention is not limited to having the circular or semi-circular shape described above, and the LED light emitting device 10 may constitute the LED display device using only one light emitting module 100 having a fan shape. have.

Here, each of the LED pixels 120 is a monochromatic LED that emits a single color, so that a single letter or symbol can be expressed, or a three-element primary three-chip LED that emits three primary colors or a combination thereof is used. It is preferable to configure so that letters or symbols of color can be expressed.

In addition, the LED light emitting unit 10 may have a two-stage structure in which other light emitting modules (not shown) of the same structure are connected side by side so as to be adjacent to a lower end of each light emitting module 100 connected in the circumferential direction. . In other words, the LED light emitting unit 10 is composed of 32 × 32 LED pixels while 16 × 16 LED pixels are combined up and down. In this case, a 32 × 32 LED pixel (not shown) is disposed radially from the bottom, and the other light emitting module in the lower part maintains the same angle as the light emitting module in the upper part but has a relatively short 'arc'.

In addition, the other light emitting module coupled to the lower and the light emitting module 100 of the upper is provided with a driving module 20, respectively, by the driving microcontroller 50 is controlled by each stage or integrally.

On the other hand, the driving module 20 is provided for each light emitting module 100 of each of the LED light emitting unit 10 is connected to the corresponding light emitting module 100, for substantially controlling the light emission of the light emitting module 100 The light emission control signal is output. That is, for example, when four light emitting modules are connected to each other as shown in FIG. 2, four driving modules 20 are provided as one driving module 20 is installed.

This is achieved by the control of the driving microcontroller 50 described above. In this case, when the above-described light emitting module 100 has a two-stage configuration, the driving module 20 is also provided for each light emitting module 100 of each stage, and the driving microcontroller 50 controls each stage. An upper output unit (not shown) and a lower output unit (not shown) are respectively provided.

In addition, the driving microcontroller 50 has a built-in program for converting the size to convert the text code of the character or symbol of the 16 × 16 size to the text code of the character or symbol having a predetermined size to the upper output unit or lower Output to the output.

On the other hand, the infrared remote control 30 has a function of selecting an input key, a function, a color, and an effect for inputting Korean characters in combination with the input of English, numerals, and various symbols represented by the LED light emitting unit 10. It includes a basic key including the key and a size selector for selecting the size of the input alphabet, numbers, symbols, and Hangul.

In particular, when the LED light emitting unit 10 has a two-stage configuration, it is further provided with an expansion key including a stage selection key for selecting the display position of the top to bottom.

That is, the above-described infrared remote controller 30 is a means for selecting the input form of the advertisement content displayed by the LED display device and the display form of the input advertisement content, and corresponding key operation signals according to the selected key in the form of an infrared signal. Will be sent.

The infrared receiver 40 receiving the infrared control signal transmitted from the infrared remote controller 30 is built in the above-described driving microcontroller 50 and electrically connected, and the received operation signal is a digital signal. Is converted to and transmitted to the driving microcontroller 50.

In this case, the infrared receiver 40 is not embedded in the driving microcontroller 50, but is connected to the driving microcontroller 50 through a data cable from an outside of the device, and is spaced apart from a location where an electric display board is installed. 40) can also be installed. This is outside the range that can be controlled by the infrared remote control 30, the infrared receiver in the transmission range of the infrared remote control 30 and the infrared receiver 40 in case the electric sign is installed on the outer wall or other location of the building. By providing 40, the electronic display board can be controlled.

Here, the operation method of the display board according to the present invention is not limited to the operation by the infrared remote controller 30 and the infrared receiver 40, using a control PC with a program that can perform the same function To control and drive the LED display.

Meanwhile, the above-described driving microcontroller 50 receives the operation signal transmitted from the infrared receiver 40, outputs a control signal according to the received operation signal, and transmits the control signal to the plurality of driving modules 20. Therefore, overall control and driving of LED signboard is performed.

Specifically, the driving microcontroller 50 basically performs all the control and driving implemented in the LED display board through the operation of the infrared remote controller 30. In addition, in the case of the LED light emitting unit 10 consisting of one or two stages, to control this, the upper output unit for the upper end to the lower output unit for the lower end. Accordingly, by controlling the selection of the size selection key or the selection key of the infrared remote controller 30, the control may be performed to output the letters or symbols of a predetermined size in an enlarged size or to be output from the upper or lower portion. In addition, the color selection function of the letter or symbol of each light emitting module 100, as well as the rotation speed adjustment function when the letter or symbol rotates in the circumferential direction and control so that the letter or symbol spread sequentially from the bottom to the radial direction. Various effects and functions such as spreading function are controlled and performed.

In addition, the driving microcontroller 50 includes a basic text code of 16 × 16 size letters or symbols and a symmetric amplification text code of 32 × 32 size letters to symbols when the light emitting module 100 includes two stages. The base text code and the symmetric enlarged text code are symmetrical for each letter or symbol, and the 16 × 16 size base text code is replaced with the symmetric enlarged text code for output to the upper output unit and the lower output unit.

Such control and function of the driving microcontroller 50 can be performed by controlling the plurality of driving modules 20 connected to the upper output unit to the lower output unit by a data cable. That is, the plurality of driving modules 20 that receive the control signal from the driving microcontroller 50 output the light emitting control signals to the corresponding light emitting modules 100, and finally, the light emitting module 100 may be modified. Characters or symbols containing functions will be displayed.

On the other hand, the power supply unit 60 is electrically connected to the at least one light emitting module 100, a plurality of driving modules 20, infrared receiver 40 and the driving microcontroller 50 provided for each light emitting module It will supply power.

Example 2

5 is a view for explaining the LED display device using a fan-shaped light emitting module according to a second embodiment of the present invention, in the present embodiment has the same configuration as the LED display device according to the first embodiment described above.

However, as shown in the drawing, in the LED display device according to the present embodiment, the light emitting module 100 having a fan shape has a plurality of LED pixels 120 for displaying letters, symbols, and numbers in an arrangement of 16 × 16. 3 LEDs 131, 132, and 133 of three primary colors are provided at predetermined intervals between the LED pixels 120 to provide a full color background effect of the LED display board.

Specifically, in the light emitting module 100 having a fan shape, the main body 110 including a printed circuit board and 16 × 16 LED pixels 120 are arranged and arranged radially on the printed circuit board. In this case, an R (Red) LED 131 emitting red light, a G (green) LED 132 emitting green light, and a B (blue) LED emitting blue light (a red LED at a position adjacent to the plurality of LED pixels 120 disposed) At least one 133 is disposed at a predetermined interval.

Accordingly, the light emitting module 100 according to the present embodiment is capable of changing the color surface and the three-dimensional background effect in the LED light emitting unit through the function key of the infrared remote controller.

Here, the driving microcontroller for integrally controlling the light emitting module 100 by outputting a control signal to the plurality of driving modules, R (131), in addition to the color of the letter or symbol displayed through the light emitting module 100; The combination of the G 132 and the B 133 LEDs outputs a three-dimensional background effect.

Therefore, according to the above-described configuration, it is possible to provide a three-dimensional representation as if a monochromatic letter or symbol flows over the full color background in the LED light emitting unit.

In addition, the LED arrays that are simply on / off and the R (131), G (132), B (133) LED arrays that provide various colors are regularly distributed at predetermined intervals, thereby relatively bright on / off. By expressing as if there is a full color LED array behind the LED array, it is possible to achieve three-dimensional expression with better visibility than before.

For example, by expressing a monochromatic letter flowing in a circumferential direction over a full color background, the background can be expressed as a background while providing an effect of expressing the letter or symbol even more.

In addition, according to the present embodiment, the driving microcontroller may express a picture, animation, stereoscopic effect, etc. having various types and shapes previously stored in a ROM as a background of an LED display board through a function key of the infrared remote controller.

Although the present invention described above has been described in detail only with respect to the specific examples described, it will be apparent to those skilled in the art that various modifications and changes are possible within the technical scope of the present invention, and such modifications and modifications belong to the appended utility model claims. will be.

1 is a view showing a circular LED sign using a conventional afterimage effect.

2 is a view for explaining an LED display device using a fan light emitting module according to a first embodiment of the present invention.

3 is a view for explaining a fan-shaped light emitting module according to a first embodiment of the present invention.

Figure 4 is a view showing the shape of the LED display device according to the first embodiment of the present invention.

5 is a view for explaining the LED display device using a fan light emitting module according to a second embodiment of the present invention.

** Brief description of the reference numbers for the main parts of the drawing **

10: LED light emitting unit 20: drive module

30: infrared remote control 40: infrared receiver

50: drive microcontroller 60: power supply

100: light emitting module 110: the body

120: LED pixel 131: R (Red) LED

132: G (green) LED 133: B (blue) LED

Claims (7)

An LED light emitting unit emitting light according to an applied signal; It is provided for each light emitting module of the LED light emitting unit, and is connected to the following driving microcontroller according to the position in which the light emitting module is disposed, and controls the LED light emission of each light emitting module according to the control signal output from the following driving microcontroller A plurality of drive modules; It includes a basic key consisting of an input key for inputting a character or symbol represented by the LED light emitting unit and a function key for selecting a function and an effect, and a size selection key for selecting the size of the input character or symbol, selected key An infrared remote controller for transmitting a corresponding operation signal in an infrared form; An infrared receiver for receiving an operation signal transmitted from the infrared remote controller and converting the operation signal into a digital signal and connected to a driving microcontroller to transmit the operation signal; A driving microcontroller configured to receive an operation signal transmitted in connection with the infrared receiver, and output a control signal corresponding to the operation signal to control and drive an electric sign; And a power supply unit for supplying power to the infrared receiver, the driving microcontroller and the plurality of driving modules. The LED light emitting unit A main body having a substantially flat plate shape and having a printed circuit board and at least one light emitting module having 16 × 16 LED pixels radially disposed from the bottom on the printed circuit board of the main body are connected in a circumferential direction. Each light emitting module of the LED light emitting unit has a two-stage structure in which 32 × 32 LED pixels are arranged radially from the bottom by connecting other light emitting modules of the same structure side by side to be adjacent to a lower end thereof, and the driving microcontroller may have a respective stage. In order to control the upper and lower output units, respectively, and a built-in program for converting the size of the 16 × 16 size letter to symbol text code to convert the text code of the character to symbol having a predetermined size to the upper LED display device using a light emitting module having a fan shape, characterized in that output to the output unit or the lower output unit. According to claim 1, wherein the LED light emitting unit LED signboard device using a light emitting module having a fan-shaped light emitting module characterized in that the two-sided light emitting in a symmetrical structure coupled to the other surface and the other LED light emitting portion of the same structure. The LED display device according to claim 1, wherein the LED light emitting part has at least one light emitting module connected in a circumferential direction to have a circular shape. The LED display device according to claim 1, wherein the LED light emitting part has at least one light emitting module connected in a circumferential direction and has a semicircular shape. delete The microcontroller according to claim 1, wherein the driving microcontroller includes a basic text code of 16 × 16 size characters and symbols and a symmetric enlarged text code of 32 × 32 size characters and symbols, and symmetrically enlarges the basic text code by characters and symbols. LED display device using a light emitting module having a fan shape characterized in that the text code is symmetrically replaced with the 16 × 16 size of the basic text code when the enlarged symmetric enlarged text code is output to the upper output and the lower output. The light emitting module of claim 1, wherein the light emitting module has a red (R) LED emitting red light, a green LED emitting green light, and a blue light emitting blue light at a position adjacent to the LED pixel on the printed circuit board of the main body. LED display device using a light emitting module having at least one LED at a predetermined interval, the light emitting module having a fan shape characterized in that the light is controlled and electrically connected to the drive module.

Images