KR100789549B1 - Method for controlling LED - Google Patents

Abstract

The present invention comprises the steps of: initializing the setting of control information for controlling a plurality of LEDs connected to each of the LED modules corresponding to each channel by using a computer, an LED controller, and a plurality of LED modules; Setting lighting information of each LED provided in each channel according to the initialization of the control information setting; Setting dimming information for each LED on which the lighting information is set; Determining whether to display the set control information as a preview based on a user's confirmation; Displaying the preview on the basis of the control information when the user determines to display the preview on the basis of the control information as a result of the determination of the preview determination step; Determining whether to store the preview displayed control information in a control mode of a specific name; Setting the control information to a control mode of a specific name according to a user's confirmation to store the control information in a control mode of a specific name as a result of the determination of the control mode storage judging step; Setting a communication scheme for transferring control information of a control mode set to the specific name to an LED controller; And transmitting and executing the control information of the control mode in the set communication method.

 LED, control program, dimming, control information

Description

Control method of LED {Method for controlling LED}

1 is a block diagram showing a system to which the LED control method and program is applied according to an embodiment of the present invention.

Figure 2 is an exemplary view showing a screen to execute the LED control program according to an embodiment of the present invention.

Figure 3 is a flow chart for explaining the LED control method according to an embodiment of the present invention.

4 illustrates an example of displaying a preview area of the screen window illustrated in FIG. 2.

Explanation of symbols on the main parts of the drawings

100: computer 200: LED controller

300: LED display board 310: LED module

The present invention relates to a method for controlling an LED, and more particularly, to a method for controlling an LED that can exhibit various aesthetic effects by easily controlling color output such as color, color, and brightness of the LED.

LED (Light Emitting Diode: LED) is a kind of semiconductor used to send and receive signals by converting electricity into infrared or light using the characteristics of compound semiconductor. It is used for various automation equipment.

Such LEDs have recently been spotlighted as advertising means or lighting means, and in particular, LED signboards using LEDs have recently attracted attention as advertising means, and the success of advertisements is how much consumers pay attention in advertising places and advertising methods. As it is screened by whether or not to focus, various advertising methods are used to bring out excellent ideas to attract the attention of consumers, and the choice of advertising sites is also important because the advertising place should be a place to attract the attention of consumers. This is very high.

Reflecting this reality, in recent years, LED signboards have been shown on the outer wall of high buildings and public transportation such as buses, and advertising methods using LED signboards can induce a lot of consumers' attention. As a result, advertisers are attracting attention as one of the most preferred advertising methods, and the insertion and modification of the LED signboard text has been introduced in various ways according to the data transmission method.

Such LED signboard is a kind of advertising device that installs a large number of LEDs on the surface of a flat board and outputs various characters, patterns, animations, etc. as the LED blinks to inform various information, advertisements, news, etc. Recently, the situation is widely used as indoor / outdoor advertising and promotional media. The LED that is responsible for the output of information in these LED billboards is generally installed in the hundreds to thousands, or even tens of thousands, depending on the size of the board. Generally, when producing LED signboards, the size of the LED billboards is determined according to the needs of the orderer. However, if the size of the LED billboard is manufactured in an infinite variety of sizes not only decreases the productivity, but also requires a variety of additional devices constituting a system for controlling the LED.

By the way, such a billboard with a conventional LED, that is, the LED signboard is operated only with the set advertising text, pattern or pattern after setting the advertising text, pattern or pattern on the LED panel at the first configuration, and the initial setting It is difficult to change or change the LED sign.

Therefore, there is a problem that the user of the LED signboard can not set and change the color display of the LED signboard in various ways according to personal taste, time, and season.

An object of the present invention is to provide a control method of an LED that can exhibit various aesthetic effects by easily controlling the color, color, and brightness of the LED as being devised to solve the above problems.

Another object of the present invention is to provide a control method of the LED that can change the color output of the LED in various ways, to easily change the color output of the LED to maximize the aesthetic effect and meet the needs of the user.

In order to achieve the above object, the present invention provides a system for controlling a plurality of LEDs, the method comprising: displaying a screen window on which a chart for receiving a user command regarding driving of the plurality of LEDs is displayed, and displaying the screen window on which the chart is displayed. A computer for processing control information selected and set through the computer; An LED controller for generating a drive control signal for driving the plurality of LEDs in accordance with the control information provided from the computer; And an LED module for driving each of a plurality of LEDs connected according to the driving control signal received from the LED controller.

In addition, the present invention comprises the steps of initializing the setting of the control information for controlling a plurality of LEDs connected to each of the LED module corresponding to each channel using a computer, LED controller, a plurality of LED modules; Setting lighting information of each LED provided in each channel according to the initialization of the control information setting; Setting dimming information for each LED on which the lighting information is set; Determining whether to display the set control information as a preview based on a user's confirmation; Displaying the preview on the basis of the control information when the user determines to display the preview on the basis of the control information as a result of the determination of the preview determination step; Determining whether to store the preview displayed control information in a control mode of a specific name; Setting the control information to a control mode of a specific name according to a user's confirmation to store the control information in a control mode of a specific name as a result of the determination of the control mode storage determining step; Setting a communication scheme for transferring control information of a control mode set to the specific name to an LED controller; And transmitting and executing the control information of the control mode in the set communication method.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the present invention.

1 is a configuration diagram showing a system to which the LED control program is applied according to an embodiment of the present invention, for example, applied to a system for controlling an LED signboard composed of a plurality of LEDs.

The system to which the LED control program is applied according to an embodiment of the present invention includes a computer 100 storing and operating an LED control program, receiving control information transmitted from the computer 100, and receiving the received control information from the LED display board ( It is provided in the LED controller 200 and the LED display board 300 to convert the signal suitable for the LED module 310 of the 300, and connected to each LED, each LED for lighting, dimming (dimming) of each LED, etc. It is configured to include an LED module 310 for driving.

The computer 100 is a general-purpose computer for storing and operating a program for controlling the LED display board 300. A personal computer, a laptop computer, a wired / wireless laptop, a personal digital assistant (PDA), or the like, which is easy to use by a user, may be used. Can be used. Here, in the computer 100, for example, a program for controlling a plurality of LEDs provided in the LED display board 300 is stored and executed in a memory (not shown), and the LED display board 300 Control information set by using a program for controlling color, color, dimming, etc. for each LED is transmitted to the LED controller 200.

The LED controller 200 is selectively connected to the computer 100 by wire or wirelessly, and when connected by wire, for example, RS-232, RS-485 connection method, and when connected by wireless, for example, Connected by the Zigbee communication method, receives the control information for controlling each LED of the LED display board 300 transmitted from the computer 100, converts the information data suitable for the LED display board 300 and the LED of the LED display board 300 Transfer to module 310.

The LED module 310 is provided in a large number in the LED display board 300, each of the LED module 310 is constantly allocated to the LEDs provided in the LED display board 300 according to the information data transmitted from the LED controller 200 Each LED is driven to perform lighting and dimming for each color LED. Specifically, the LEDs may perform an operation such as turning on or turning off smoothly.

Hereinafter, a method of controlling a plurality of LEDs using an LED control program in a system to which an LED control program is applied according to the present invention having such a configuration will be described with reference to FIGS. 2 to 4. Here, the method of controlling the LED using the LED control program will be described by applying to a system for controlling the LED sign as shown in Figure 1, the LED control program according to the present invention, in addition to the LED sign, It can also be applied to the interior of the building provided.

First, when a user executes the LED control program using the computer 100 in which the LED control program according to the present invention is stored, a screen window as shown in FIG. 2 is displayed on the monitor (S301).

The displayed screens are Load (1), Save (2), Print Print Chart (List 3), Row Delete (4), Send Chart (Send: 5), Preview ( Preview: 6), environment setting (Setting: 7), and exit (Exit: 8), etc., including the operation chart setting area (9), channel selection area (10), channel setting area (11), dimming The setting area 12 and the preview area 13 are displayed.

Load (1) reads the previously set motion chart file and displays it in the work status area so that it can be edited (added or deleted) or executed. This function enables users to build and manage various types of operation modes in the form of a database. You can choose to run it. Here, the operation chart file may be compatible with the file generated through the LED control program and, for example, in the form of a data file produced by an Excel program to improve user convenience.

Save (2) saves the action chart or the chart edited after loading using the LED control program as a file, the extension of the saved chart file is, for example, * .led, a specific name such as USB.led The saved chart file can be downloaded directly to the main control unit via a portable USB connection.

The operation chart printing 3 is an item for printing and printing information on the operation chart set through the operation chart setting area 9, and the row deletion 4 is any of the operation charts set through the operation chart setting area 9. The item is selected and deleted from the row, and the operation chart transmission 5 is an item transmitted to the LED controller 200 to execute the information on the set operation chart.

The preview 6 is an item for the user to set an operation chart and display through the preview area 13 how dimming of the LEDs connected to the LED module 310 is represented. Here, an arbitrary row of the operation chart set through the operation chart setting area 9 is selected through the preview 6 item to display the lighting control state of the predetermined row through the preview area 13, or operation The dimming execution state operating by executing the entire chart can be displayed by checking the entire display area 13.

The environment setting (7) is an item that can selectively set the wired or wireless connection method for transmitting information on the set operation chart to the LED controller 200, for example, by pressing the environment setting (7) item wireless communication such as Zigbee It can be set by selecting connection or wired communication connection method of RS-232 method.

The plan copy 8 may select a plurality of rows of the previously created motion chart file and paste the previously created motion chart into a selected row. By using this function, the user can reduce the repetitive work when generating the same motion chart as the previously created motion chart, and can easily create one different motion chart by combining several motion charts.

The operation chart setting area 9 is an area for setting an operation chart. The operation chart setting area 9 includes, for example, 1 to 15 channels at the top, and each channel has a red LED (R), a green LED (G), and a blue LED (B). It has a corresponding area where information about) can be set. Here, each channel is a portion corresponding to each of the LED modules 310, and in this embodiment, one to fifteen channels are individually displayed corresponding to the first to fifteen LED modules, respectively. In addition, a plurality of number terms that are selectively set on the vertical axis may be provided, and information about red LED (R), green LED (G), and blue LED (B) of each channel provided along each number term, that is, immediately turned on (O ), And set to Off immediately (F), Soft On (U) by Dimming and Soft Off (D) by Dimming.

The channel selection area 10 is a step speed for setting an item for selecting a specific channel such as 15 channels of 1 to 15 channels and an operation time of each row having 1 to 15 channels. It consists of items. Here, the step speed item may be used to set the operation time of, for example, 25 seconds for 1 to 15 channels in the row 562.

The channel setting area 11 sets the on / off of the red LED (R), the green LED (G), and the blue LED (B) connected to the specific channel selected in the channel selection area 10, and selectively turns on or off. For each set LED, use the scroll bar on the right to set the dimming of the LED within 100%, that is, the soft on and soft off.

The dimming setting area 12 is an area for setting the degree of dimming when the red LED (R), the green LED (G), and the blue LED (B) connected to each channel are turned on and off, and the scroll bar of the channel setting area 11 is changed. It can be set by moving the bar between 0% and 100% in the same way as the dimming of the LED within 100% by using. Here, the setting of the dimming degree in the dimming setting area 12 is linked to the dimming setting of the LED using the right scroll bar in the channel setting area 11, that is, to the green LED G set in the dimming setting area 12. In the channel setting region 11, dimming can be set by selectively combining with each other so that dimming cannot be set.

The preview area 13 is an area for displaying a preview of the operation of each LED when the user executes the operation chart set in the operation chart setting area 9. It is possible to display the dimming operation for a specific row of the operation chart or to display the dimming operation for the entire operation chart.

Using the LED program displaying the initial screen window displayed as described above, the controller of the computer 100 determines whether the user selects the load (1) item to execute the existing LED control mode (S302).

As a result of the determination in step S302, when the user selects the load (1) item and executes the existing LED control mode, the controller of the computer 100 displays information regarding the selected existing LED control mode in the LED controller 200. By transferring to to execute a plurality of LED operations connected to the LED module 310 (S303).

As a result of the determination in S302, when the user wants to generate a new operation chart using the operation chart setting area 9 without selecting the load 1 item, the control unit of the computer 100 is configured as shown in FIG. 2. By displaying the screen window of the operation chart as described above, the LED color of each channel, that is, the setting regarding the operation of the red LED (R), the green LED (G), and the blue LED (B) is input (S304). For example, the red LED (R), the green LED (G), and the blue LED (B) connected to each channel of channels 1 to 15 in row 562 of the operation chart setting area 9 shown in FIG. ON (O) and OFF (F) are optionally set by the user using "O" and "F".

Set the LED (R), Green LED (G), and Blue LED (B) Dimming On (U) and Dimming Off (D) of the LEDs connected to each channel. The user selectively sets using "U" and "D" (S305).

At the same time as setting the dimming of each LED, by using the step speed item on the right side of the channel selection area 10 to set the operation time for each row of LEDs provided from 1 to 15 channels, for example By setting the operation time of the LEDs of row 562 to 25 seconds, the user may input the LEDs of each row in which the lighting and dimming are set to operate for 25 seconds.

After the setting related to the red LED (R), the green LED (G), and the blue LED (B) of each channel is completed, the control unit of the computer 100 displays the red color of each channel set by the user using the preview (6) item. In operation S306, it is determined whether to display the operation of the operation chart regarding the LED R, the green LED G, and the blue LED B through the preview area 13 (S306).

As a result of determination in the determination process (S306), the operation of the operation charts related to the red LED (R), the green LED (G), and the blue LED (B) of each channel set using the preview (6) item is performed in the preview area ( If there is confirmation of the user to display through 13), the controller of the computer 100 sequentially displays the operation of the operation chart through the preview area 13 as shown in FIG. 3 (S307). In this case, when the operations of the operation chart are sequentially displayed through the preview area 13, the operations of the operation chart may be sequentially displayed for all rows of the operation chart, and only the one or more specific rows are displayed through the preview area 13. You may.

Subsequently, the controller of the computer 100 displays a confirmation window for confirming whether to save the operation chart under a specific name and recognizes the user's confirmation to determine whether the user saves the operation chart under the specific name (S308).

As a result of the determination in S308, when the user does not save the operation chart under a specific name, the file of the operation chart is deleted and the screen returns to the initial setting screen.

As a result of the determination in S308, when the user stores the operation chart under a specific name of "evening mode", the controller may display the information of the operation chart file stored under the specific name of "evening mode.led" by the LED controller 200. The wired / wireless communication method for transmitting to the user is set according to the user's selection (S309). Here, the process of selecting the wired or wireless communication method (S309), for example, by the user presses the environment setting (7) item or the user selects on the screen window displaying the wired and wireless communication method, USB communication, Zigbee communication, Bluetooth communication You can select and set a suitable communication method among various wired / wireless communication methods such as, RS-232 communication, RS-485 communication.

After setting the wired / wireless communication method, as the user presses the operation chart transmission (5) item, the controller of the computer 100 transmits the set operation chart file information to the LED controller 200, and the LED controller 200 receives the operation chart. According to the operation chart file information, the red LED (R), the green LED (G), and the blue LED (B) connected to each channel can be controlled and operated (S310).

Although the technical spirit of the present invention has been described in detail according to the above-described preferred embodiment, it should be noted that the above-described embodiment is for the purpose of description and not of limitation. In addition, those skilled in the art will understand that various embodiments are possible within the scope of the technical idea of the present invention.

As described above, the present invention can provide convenience to the user by providing a control method of LEDs that can easily control the color, color, and brightness of each LED to exhibit various aesthetic effects.

The present invention provides a system for applying a LED control program that can change the color output of the LED in a variety of ways, by easily changing a plurality of LED color output provided in the display board or building to maximize the aesthetic effect to meet the needs of users This increases the reliability of the system.

Claims (12)

delete delete delete delete delete Initiating setting of control information for controlling a plurality of LEDs connected to each of the LED modules corresponding to each channel by using a computer, an LED controller, and a plurality of LED modules; Setting lighting information of each LED provided in each channel according to the initialization of the control information setting; Setting dimming information for each LED on which the lighting information is set; Determining whether to display the set control information as a preview based on a user's confirmation; Displaying the preview on the basis of the control information when the user determines to display the preview on the basis of the control information as a result of the determination of the preview determination step; Determining whether to store the preview displayed control information in a control mode of a specific name; Setting the control information to a control mode of a specific name according to a user's confirmation to store the control information in a control mode of a specific name as a result of the determination of the control mode storage determining step; Setting a communication scheme for transferring control information of a control mode set to the specific name to an LED controller; And LED control method comprising the step of transmitting and executing the control information of the control mode in the set communication method. The method of claim 6, The control information setting initialization step A preset control mode determination step of determining whether to execute the preset control mode when the control mode for controlling the plurality of LEDs is preset in the computer; And LED control, characterized in that it comprises a preset control mode execution step of executing based on the predetermined control mode if the user's confirmation to execute the predetermined control mode, as a result of the determination of the predetermined control mode determination step Way. The method of claim 6, In the control information setting initialization step And the control information is set on the basis of information inputted to a plurality of channels and a chart form screen window relating to a plurality of LEDs connected to the channels, respectively. The method of claim 8, In the LED lighting information setting step, the lighting information of the LED comprises the information set using the on (O), off (F) in the screen window of the chart type. The method of claim 6, The dimming information of the LED in the LED dimming information setting step comprises the information set by selecting the on and off rate of each of the LED within 100%. The method of claim 6, In the preview display step, the preview is displayed in a preview area displaying a plurality of LEDs connected to each of the plurality of channels, LED control method. The method of claim 6, In the communication method setting step, the communication method is any one selected from RS-232 communication, RS-432 communication, Zigbee wireless communication.

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