KR20060129553A - Led electric bulletin boardequipped with outer infrared receiver - Google Patents

Abstract

An LED(Light Emitting Diode) signboard is provided to be freely installed at various places by mounting an infrared receiver to be exposed from the LED signboard. An LED signboard includes an infrared receiver(20), which receives an IR signal from an IR(InfraRed) remote controller and converts the received signal to a digital signal. The infrared receiver controls plural LEDs to display various characters, graphics, symbols, and animations. The infrared receiver is connected to a controller for controlling the LEDs by a wire and installed on the exterior of an LED signboard frame(1). An outer connecting cable, one side of which is connected to the controller, is exposed from the LED signboard frame. The infrared receiver, which is connected to the other side of the outer connecting cable, is separately installed from the LED signboard frame.

Description

Infrared receiver LED display board {LED ELECTRIC BULLETIN BOARDEQUIPPED WITH OUTER INFRARED RECEIVER}

1 is a view showing a conventional infrared remote control LED display board.

2 is a view showing the installation position of the external mounting type LED display board according to an embodiment of the present invention.

3 is a view showing another installation position of the external mounting type LED display board according to an embodiment of the present invention.

Figure 4 is a perspective view of the infrared receiver according to the present invention.

Figure 5 is a side view showing an example of the upper, lower position adjustment of the infrared receiver according to the present invention.

6 is a view showing a coupling example of the infrared receiving sensor and the cradle according to the present invention.

Figure 7 is a bottom view of the infrared receiver according to the present invention.

8 is a view showing an installation example of the display board frame of the infrared receiver according to an embodiment of the present invention.

9 is a view showing an installation example of the display board frame of the infrared receiver according to another embodiment of the present invention.

*** Brief description of the main symbols in the drawings ***

1: LED display board 10: Infrared receiving sensor (conventional)

20: infrared receiver 30: LED display frame

30 ': LED signboard frame (rail groove formed) 32: rail groove

40: infrared remote control 50: external connection cable

100: holder 110: support bar

112: fixing groove 114: position adjusting groove

120: support piece 122: support piece fixing groove

200: infrared ray receiving sensor 202: fixed protrusion

204: position adjustment protrusion

The present invention relates to an infrared remote control type LED display panel controlled by an infrared remote controller for outputting an infrared signal at a long distance, and more particularly, by exposing the receiving unit of the infrared signal transmitted by the infrared remote control to the outside of the LED display panel. Since the infrared receiver is fixedly installed in the LED display board, the infrared remote control type LED display board improves the problem that the installation of the LED display board is limited within a range that can receive the infrared signal.

LED, which stands for light emitting diode, is an abbreviation of Light Emitting Diode, which is used to send and receive electric signals by converting them into infrared or light using the characteristics of compound semiconductors. Used. In addition, the LED is a light emitting device capable of driving at a low voltage has a long life, low power consumption, fast response speed, and excellent impact resistance compared to other light emitting devices.

In addition, there is a merit that small size and light weight are possible, and thus the application is expanding around the display purpose, and as the LED's high brightness is increasing, the use of the indoor display is increasing.

The LED signboard employing the LED is capable of displaying various characters and graphics differently from the existing display boards, which are fixed by expressing letters by using an LED matrix, thus advertising and public relations, situation boards, and information delivery media. The application area is expanding. In particular, since it can export information in real time, it has been in the spotlight as an information transmission medium that delivers information and news of industrial sites that are constantly changing.

In addition, the screen configuration of the LED signboard constitutes an appropriate module with a basic LED matrix MATRIX, and the modules are combined to form a screen. In other words, a plurality of LEDs are arranged in a tiled manner, and only a part of the LEDs are implemented to implement the display panel. Currently, these LED display panels are panelized, and each pixel panel is arranged horizontally and vertically. Consists of

These LED signboards are classified into PC connection type and infrared remote control type according to data transmission and reception method.

The PC-connected LED scoreboard transmits real-time data to the scoreboard using a user interface program provided when the PC operator installs the scoreboard to express various characters, embedded pictures, symbols, and animations.

In addition, the infrared remote control type LED display board displays various characters, embedded pictures, symbols, and animations on the LED display board by using a remote controller that transmits an infrared signal by continuously displaying information stored in a ROM. . It transmits infrared rays from the remote control to control LED panel and converts infrared signal received through IR receiver into digital signal to display characters on LED board and processes the signal input to controller.

Conventionally, the infrared light receiving sensor 10 of the infrared remote control type LED display board is fixed to the display board itself as the LED constituting the LED display board 1 as shown in FIG. 1. However, the infrared receiving sensor, like other products using an infrared remote controller such as a TV, is limited to an angle of receiving an infrared signal within a certain range (that is, an angle between two dotted lines shown in the drawing). That is, since the infrared signal can be received only within a predetermined infrared reception angle, the infrared remote control is very easy to control when located in front of the LED sign.

Therefore, the conventional LED signboard can be installed only in the position that can receive the infrared signal transmitted by the infrared remote control was very limited in the installation position of the LED signboard.

Normally, even if only three floors or more are installed in the building, LED display boards do not receive signals from IR remote control properly. Discomfort is considerable, such as the reception angle of the infrared reception sensor must be adjusted.

In addition, PC-connected LED signboards must be proficient in the program to control the signboards. Therefore, where remote control type LED signboards are preferred in places where small companies need to control the signboards, they are limited by the infrared reception angle. It is desperately expected to solve the problems of the current infrared remote control type LED display board which has a limited position.

Accordingly, the present invention has been made to solve the problems of the prior art, the object of the present invention is to expose the receiver of the infrared signal transmitted by the infrared remote control to the outside of the LED signboard to solve the conventional problem that the installation of the LED signboard is limited. It is to provide an infrared remote control LED display board.

Still another object of the present invention is to install the outside of the LED signboard in combination with the cradle designed to be freely movable in the left, right or up, down direction, so that the receiving angle of the infrared signal transmitted from the infrared remote control is easy. It is to provide an LED sign that can be adjusted easily.

Still another object of the present invention is to install an infrared receiver coupled to the cradle with an infrared receiver to separate the LED display board using a cable, so that the LED display board is very easy to control even in a place far away from the LED display board. I'm in the provision of a light board.

In order to achieve the above technical problem, the present invention receives an infrared signal from an infrared remote control and converts it into a digital signal, thereby controlling a plurality of LEDs representing various characters, embedded pictures, symbols, and animations. In the infrared remote control type LED display board, the infrared receiver is connected to the control unit for controlling a plurality of LEDs, characterized in that installed on the outside of the LED display frame.

In addition, the control unit for controlling the LED by the infrared signal is connected to one side further includes an external connection cable exposed to the outside of the LED display board frame, by separating the infrared receiver connected to the other side of the external connection cable from the LED display board frame It is preferable to install independently.

In addition, the infrared receiver is connected to the control unit for controlling the LED wired and receives an infrared signal transmitted by the infrared remote control and converts it into a digital signal and the support for supporting the infrared receiving sensor and the floor to output to the control unit, and It is preferable to include a cradle composed of a support bar coupled to be formed integrally side by side on the support piece to move in the vertical direction with the infrared reception sensor.

In addition, the infrared receiving sensor has a fixed projection and a position adjusting projection formed on both sides thereof, and the support bar of the holder has a fixed groove and a plurality of position adjusting grooves at positions corresponding to the corresponding projection when combined with the infrared receiving sensor therein. It is formed, and the fixing projections are coupled to the fixing grooves to fix the infrared receiving sensor to the cradle, and the position adjusting projections are selectively combined with a plurality of position adjusting grooves to adjust the position of the infrared receiving sensor in the up and down directions. desirable.

In addition, the support piece of the cradle of the infrared receiver is formed in a circular shape, the support piece is preferably inserted into the rail groove of the electric signboard frame with a rail groove is formed so that the outer portion is recessed inward to rotate 360 °. Do.

With reference to the accompanying drawings showing a preferred embodiment of the externally mounted LED display board of the present invention the infrared receiver described above will be described in more detail.

2 is a view showing the installation position of the external mounting type LED display board according to an embodiment of the present invention, Figure 3 is another installation position of the external mounting type LED display board according to an embodiment of the present invention. Figure 4 is a perspective view showing an infrared receiver according to the present invention, Figure 5 is a side view showing an example of the upper and lower position adjustment of the infrared receiver according to the present invention, Figure 6 is an infrared receiver and the cradle according to the present invention Figure 7 is a view showing a combination of, Figure 7 is a bottom view of the infrared receiver according to the present invention, Figure 8 is a view showing an installation example of the display board frame of the infrared receiver according to an embodiment of the present invention, Figure 9 is a present invention Figure 2 is a view showing an example of the installation of the display board frame of the infrared receiver according to the embodiment.

The present invention relates to an infrared remote control type LED display board (1). In more detail, when a user inputs a character to be displayed on the display board through an input key provided on the infrared remote controller (40), the input signal is an infrared signal. It is sent in the form and the infrared receiving sensor 200 receives this signal. In addition, since the infrared reception sensor 200 is connected to a control unit that controls the overall operation of the LED display board, when the converted infrared signal is converted into a digital signal and transmitted, the control unit discriminates and expresses it on the LED display board 1. .

Here, the present invention exposes the receiving portion of the infrared signal transmitted by the infrared remote control to the outside of the LED signboard, so that the infrared receiver is fixedly installed inside the LED signboard, so the infrared receiver is installed within the range that can receive the infrared signal. The main point is to improve the problems that are limited.

In addition, the infrared receiving sensor 200 is coupled to a cradle designed to be freely movable to form an infrared receiving unit 20, and the infrared receiving unit 20 is installed outside the display frame 30 to freely receive an infrared signal. There is a feature to adjust.

As shown in FIG. 2, an infrared light receiving unit 20 including an infrared light receiving sensor 200 and a cradle 100, which is a main part of the present invention, is installed above the LED display frame 30. However, the installation position is not limited to the position shown in the drawings and may be installed at the side as shown in FIG. 3 or may be installed at the outer side of the LED signboard frame.

In addition, as shown in FIG. 4, the infrared receiver 20 according to the present invention includes an infrared receiver 200 and a cradle 100 coupled thereto.

The infrared light receiving sensor 200 receives an infrared signal transmitted by the infrared remote control 40 at a long distance and converts it into a digital signal. In addition, the digital signal is connected to the control unit for controlling the overall operation of the LED display board and transmits the converted digital signal to the control unit.

And, the cradle 100 is designed to be easily coupled to the infrared light receiving sensor 200 to adjust the infrared light receiving angle, the detailed configuration of the support piece 120, 110 and the support bar formed integrally therewith ( 110, 120.

The support pieces 120 and 110 support the bottom, and the support piece fixing grooves as shown in FIG. 7 are coupled to the frame 30 when the infrared receiver 20 is installed on the LED display frame 30. Since the 122 is formed, a method of inserting a screw into the fixing groove 122 and engaging the frame 30 may be proposed.

In addition, the support bar 110, 120 has a side of the 'b' shape to be integrally molded on the upper surface of the support piece (120, 110) are arranged side by side two. And the infrared receiving sensor 200 is located between the support bar 110, 120 is coupled. At this time, the infrared receiving sensor 200 and the support bar 110, 100 is coupled so that the infrared receiving sensor 200 can move in the vertical direction, as shown in Figure 5, a specific example of the coupling method 6 is shown.

That is, as shown in the drawing, the infrared ray receiving sensor 200 is fixed to the fixing projections 202 and the infrared ray receiving sensor on both sides when the infrared receiving sensor 200 is coupled to the support bar 110, respectively, in the up and down directions. Positioning projection 204 is formed to enable the operation.

In addition, the support bar 110 has a plurality of grooves formed at positions corresponding to the fixing protrusion 202 and the position adjusting protrusion 204 of the infrared light receiving sensor 200 therein. The plurality of grooves is composed of a plurality of positioning grooves 114, one fixing groove 112 is coupled to each of the fixing projections 202 and the positioning adjustment projections.

Therefore, since the fixing protrusion 202 of the infrared light receiving sensor 200 is inserted into and coupled to the fixing groove 112 formed in the support bar 110, the infrared light receiving sensor 200 is stably fixed to the holder 100.

The position adjusting protrusion 204 of the infrared ray receiving sensor 200 is selectively coupled to the plurality of position adjusting grooves 114 formed on the support bar 110. That is, according to the position of the position adjusting groove 114 coupled with the position adjusting protrusion 204, the infrared receiving sensor 200 is capable of adjusting the position in the up and down directions.

On the other hand, according to another embodiment of the present invention, as shown in Figure 8, the support piece 120 of the holder is formed in a circular shape, the support piece 120 is an LED in which the rail groove 32 is formed on the outer portion The slide groove is inserted into the rail groove 32 of the display board frame 30 '. At this time, since the support piece fixing groove 122 formed in the support piece 120 and the frame 30 'are rotatably coupled to 360 °, the infrared receiver 20 can be rotated left and right.

In addition, according to another embodiment of the present invention, as shown in Figure 9, the control unit for controlling the LED display board 1 is connected to one side of the external connection cable 50 long exposed to the outside of the LED display board (1) The other side and the infrared receiver are coupled and are separated from the signboard frame 30 and installed independently.

Therefore, when the length of the external connection cable 50 is extended to expose to the outside of the electronic sign frame 30 and connected to the infrared receiver 20, the infrared receiver 20 is firmly mounted to the electronic sign frame 30 It is possible to easily control the LED signboard 1 by installing in any place indoor or outdoor without having to be. For example, since the infrared remote control and the infrared reception sensor can be received within 10m, the length of the external connection cable can be extended to 30m, so that the LED display board and the infrared remote control can be easily controlled even if the LED is at least 20m away.

According to the above description, in consideration of the angle at which the infrared signal can be received according to the position where the LED display board 1 is to be installed, the infrared receiver 20 properly sets the position to be installed outside the LED display board.

In addition, according to an embodiment of the present invention is to rotate the position of the infrared reception sensor 200 within the range that can receive the infrared signal transmitted by the infrared remote control 40 or to move up and down.

After that, the LED display board 1 equipped with the infrared receiver 20 is installed on the outer wall of the building or other necessary places.

In addition, since the infrared receiver 20 can be separated from the LED display panel 1 by using an external connection cable 50 that is connected to the control unit and one side of the LED display panel 1, the LED display panel 1 Can be controlled very easily from a long distance.

Therefore, it is possible to eliminate the inconvenience of having to install the LED display board 1 only in the position that can receive the infrared signal of the infrared remote control 40 as in the prior art.

As described above, according to the present invention, the infrared receiver transmitting the infrared remote control unit is exposed to the outside of the LED display panel, and thus the infrared receiver is fixedly installed inside the LED display panel. One step to improve the installation is limited.

In addition, according to an embodiment of the present invention, since the infrared receiver mounted at a predetermined position outside the LED signboard frame is rotatable and freely moves up and down, the infrared remote control emits an angle of reception of the infrared signal. It can be easily adjusted so that it is ultimately not restricted by the installation location of the LED sign.

In addition, according to another embodiment of the present invention is connected to the control unit for controlling the LED and the length thereof is extended to connect the infrared receiver to the external connection cable exposed to the outside of the LED sign, and separated from the LED sign Can be installed on Therefore, the LED display board can be controlled by the infrared remote controller very simply by providing an infrared receiver near the user wherever the installation position of the LED display board is located.

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 claims. .

Claims (5)

In the infrared remote control LED display board including an infrared receiver which receives an infrared signal from the infrared remote control and converts it into a digital signal and thereby controls a plurality of LEDs representing various characters, embedded pictures, symbols, and animations. The infrared receiver is an external mounting type LED display board, characterized in that the wire is connected to the control unit for controlling a plurality of LEDs installed on the outside of the LED display frame (30). The method of claim 1, The control unit for controlling the LED by the infrared signal and one side is connected to the external connection cable 50 which is exposed to the outside of the LED sign frame 1; An external mounting type LED display board, characterized in that the infrared receiver 20 connected to the other side of the external connection cable 50 is separated from the LED display board frame 30 and installed independently. The method of claim 1 or 2, wherein the infrared receiver 20 An infrared ray receiving sensor 200 connected in a wired manner to a control unit for controlling the LED and receiving an infrared signal transmitted by the infrared remote control, converting it into a digital signal and outputting the digital signal to the control unit; And Comprising a bottom support plate 120 and a support bar 110 is formed integrally formed side by side on the support piece 120 to be coupled to move in the up and down direction with the infrared reception sensor 200. Stand (100); the external mounting type LED display board, including the infrared receiver. The method of claim 3, wherein the infrared light receiving sensor 200 Fixing protrusions 202 and the position adjusting projections 204 are formed on both sides thereof, The support bar 110 of the cradle 100 has a fixing groove 112 and a plurality of position adjusting grooves 114 are formed at positions corresponding to the corresponding protrusions when the infrared bar receiving sensor 200 is coupled to the inside thereof, and the fixing Since the projection 202 is coupled with the fixing groove 112, the infrared receiving sensor 200 is fixed to the holder 100, and the positioning protrusion 204 is selectively coupled with the plurality of positioning grooves 114 , The external mounting type LED display board, characterized in that for adjusting the position of the infrared receiving sensor 200 in the downward direction. According to claim 3, wherein the support piece 120 of the cradle 100 of the infrared receiver 20 is formed in a circular shape, the support piece 120 is recessed in the outer portion inward to form a rail groove 32 An external mounting type LED display board of the infrared receiving unit, characterized in that the slide is inserted into the rail groove 32 of the display board frame (30 ') to be rotated 360 °.

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