KR20140011639A - Apparatus and method thereof for controlling intensity of illumination of lighting system - Google Patents

Abstract

The embodiment of the present invention relates to a control method for slowly increasing or decreasing the illumination of a lighting device based on preset time information if the lighting device is turned on or off. The embodiment of the present invention is to control an input voltage/current to output preset illumination by previously setting illumination information in a memory unit according to each time information after the on/off of a power switch and controlling a lighting control processing unit based on the set illumination information. [Reference numerals] (AA) Start; (BB) End; (S601) Set the illumination of a lamp to be variably changed according to the time by a power switch; (S603) Lamp on? or off?; (S605) Control variable resistance, variable inductance, or PWM by control unit; (S607) Predetermined illumination based on the control is outputted

Description

Illumination control device and method of lighting device {APPARATUS AND METHOD THEREOF FOR CONTROLLING INTENSITY OF ILLUMINATION OF LIGHTING SYSTEM}

The embodiment relates to controlling the illuminance of a lighting device, and when the lighting device is turned on or off, the illumination device of the lighting device is controlled differently based on predetermined time information.

In general, in the case of an office or a building, a switch is usually installed at a door entrance to turn on / off a lamp.

In the case of such a conventional lamp, a simple electric principle is used that turns on when the switch is turned on and turns off when turned off.

However, in such a conventional lamp, when the switch is suddenly turned on in the dark, the lamp is lit brightly, which may be a burden on the eyes. On the contrary, when the lamp is turned off by turning the switch off, the surroundings suddenly become dark, and it is easy to embarrass the eyes. Easy to give.

In particular, in the case of a lighting device installed in the bedroom, the visual fatigue caused by glare increases further as the maximum amount of light is emitted at the same time as the switch is turned on. You are more likely to fly.

The embodiment proposes that when the lighting device is turned on or off, the illuminance of the lighting device is controlled differently based on predetermined time information.

The embodiment proposes that the illuminance is slowly increased by controlling the input current value / voltage value to the lighting device over time when the lighting device is switched on.

The embodiment proposes that the illuminance is slowly reduced by controlling the input current value / voltage value to the lighting device over time when the lighting device is switched off.

The embodiment proposes to control the illuminance of the lighting apparatus through the control of the variable circuit unit (variable resistor, variable coil, etc.) or PWM (Pulse Witdth Modulation).

An illuminance control device of a lighting apparatus according to an embodiment, the lighting apparatus that can be controlled based on at least one of the wired and wireless method, the lighting unit; A power supply unit; A memory unit storing information for controlling illuminance of the lighting device differently based on predetermined time information when one of the ON and OFF operations of the lighting device occurs; An illumination control processor configured to control the illumination to correspond to the time information; And a controller controlling the lighting control processor based on the time information stored in the memory unit.

An illumination control method of an illumination device according to an embodiment may include: storing information for controlling illumination intensity of a lighting device differently based on predetermined time information when one operation among ON and OFF of the illumination device occurs; Generating one operation of the lighting device ON and OFF; Controlling the information input to the lighting apparatus to be changed over time based on the ON / OFF operation; And performing one of the operations of increasing and decreasing the illuminance of the illumination device based on the control over time.

The embodiment can protect the user's eyesight by controlling the input information (current value / voltage value, etc.) to the lighting device over time to slowly increase the illuminance when the lighting device is switched on.

According to the embodiment, when the lighting device is switched off, the illumination information is slowly controlled by controlling input information (current value / voltage value, etc.) to the lighting device over time, thereby increasing user convenience.

1 is a block diagram illustrating a lighting system according to an embodiment;
2 is a block diagram of a lighting apparatus according to an embodiment
3 is a view illustrating an embodiment of an illumination control processor of FIG. 2 for illuminance control;
4 is a view showing that the illumination is controlled over time by controlling the output based on PWM (Pulse Width Modulation)
FIG. 5 is a diagram illustrating control of illuminance by inputting time information in setting a wake-up mode to give a current change over time; FIG.
FIG. 6 is a flow chart showing gradually increasing or decreasing the illuminance based on time information when the switch is turned on / off.

Hereinafter, an illumination control apparatus and a method of a lighting device according to an embodiment of the present invention will be described with reference to the accompanying drawings.

First, the terms used in the embodiments of the present invention are selected as general terms that are widely used as far as possible. However, in some cases, terms selected arbitrarily by the applicant may be used. It is to be understood that the present embodiment should be grasped as an action / meaning of a term that is not a name of a simple term.

In the description of the embodiments, the illumination device is an apparatus that includes an LED, a general illumination device, or other illumination device.

In addition, in the description of the embodiment, a remote controller (REMOTE CONTROLLER) has been described as an example of the wireless controller, but is not limited thereto. Thus, other control means capable of wireless transmission would be possible.

In addition, in the description of the embodiments, the connection, connection or contact between each component is not only connected directly, but also mechanical connection, electrical connection or connection through other components, other media or other elements in between. Includes / wireless connection.

1 is a block diagram 100 illustrating an illumination system according to an embodiment.

2 is a block diagram of a lighting apparatus according to an embodiment.

First, referring to FIG. 1, a lighting apparatus 103 including a remote controller 101 which is an input means for inputting a user command as a wireless control apparatus, and an interface unit which is a lighting unit (LED, another lighting device, etc.) and a signal receiving means. And a communication module 102 capable of wirelessly receiving a user control command from the remote controller, processing the received user command, and transmitting the received user command to the lighting device 103.

On the other hand, the control of the lighting device 103, can be directly controlled by the wire rather than the wireless. That is, as shown in Figure 1, the main device 104 for directly controlling the lighting device is configured, the main device is configured with a power switch 105 for the ON / OFF control of the lighting device. The power switch is wired to the lighting device, and is generally a switch attached to a wall.

Therefore, when the remote controller 101, which is a wireless controller, is broken or lost, the lighting apparatus can be controlled using the power switch 105.

The communication module of FIG. 1 may operate based on various wireless (RF) communication methods, for example, Zigbee, WiFi, BLUETOOTH, and the like. The wireless communication scheme is a communication scheme between the remote controller 101 and the communication module 102, and a wireless scheme corresponding to the wireless scheme of the remote controller selected by the user is operated in the communication module. That is, the user can select a preferred wireless scheme.

In addition, in FIGS. 1 and 2, various control schemes are possible between the communication module and the lighting device.

For example, direct PWM control method (3pin (VCC, GND, PWM)), UART method (4Pin (VCC, GND, TX, RX)), SPI method (5Pin (VCC, GND, DI, DO, CLK)) , I2C method (4Pin (VCC, GND, CLK, DATA)) can be used.

2 is a block diagram of the lighting apparatus 103 of FIG. 1 according to an embodiment.

1 and 2, a lighting apparatus controllable based on at least one of wired and wireless methods, the lighting unit including a power supply unit 201; When any one of the ON and OFF operation of the lighting device occurs, predetermined time information (for example, as shown in FIG. 5, when the switch is ON, a current of 10 mA is applied, illuminance is 0.2, and the switch is ON. A memory unit 207 storing information for controlling illumination of the illumination device differently based on 120mA and the illumination of the lighting device being controlled to 1.8 when 30 sec. An illumination control processing unit 205 which is operation controlled to change the illuminance corresponding to the time information; And a controller 203 for controlling the lighting control processor based on time information stored in the memory unit.

3 is a diagram illustrating an embodiment of the lighting control processor of FIG. 2 for illuminance control.

As shown in the figure, the variable coil point is selected based on the control unit based on the time information stored in the memory unit (as shown in FIG. 5, together with illuminance information for each time after the lighting apparatus is turned on) (309). , Illuminance of the lighting unit 201 is controlled.

In addition, the lighting control processor may include a variable resistor circuit, the output is adjusted to be variable based on the pre-stored time information, the basic principle is the same as FIG.

FIG. 4 may control the illumination according to time by controlling the output based on pulse width modulation (PWM).

Reference numeral 401 denotes that the output voltage is adjusted when the switch of the lighting device is turned on, reference numeral 403 denotes that the output voltage is adjusted 15 seconds after the switch is turned on, reference numeral 405 denotes a switch It indicates that the output voltage is adjusted 30 seconds after turning ON. The illuminance will be controlled as shown in FIG. 5 based on the control as shown in FIG. 4.

That is, the lighting control processor includes a pulse modulator (not shown), and as described above, the output voltage / current is controlled based on PWM control based on pre-stored time information to adjust illumination.

FIG. 5 is a diagram illustrating control of illumination by giving a current change over time by inputting time information to a wake-up mode setting.

As shown in the figure, it can be seen that when the lighting device is turned on, the illumination of the lighting device is controlled to gradually increase as time passes.

On the other hand, even when the lighting device is OFF can be controlled so that the illuminance of the lighting device gradually decreases over time, this can be implemented by applying the contents of FIGS. 3 and 4 in reverse.

FIG. 6 is a flowchart illustrating an increase or decrease of illuminance based on time information when the switch is turned on and off.

As shown in FIG. 6, when one operation among ON and OFF of the lighting apparatus occurs, the information as shown in FIG. 5 is stored in the memory unit 207 so that the illuminance of the lighting apparatus is controlled differently based on predetermined time information. Stored. (S 601)

One operation occurs between the lighting device ON and OFF. (S 603)

Based on the ON / OFF operation, a control (variable resistor, variable coil, PWM control, etc.) for changing the current or voltage input to the lighting apparatus with time is performed. (S 605)

According to the control according to the time, one operation among the gradually increasing and decreasing the illuminance of the lighting apparatus is performed. (S 607).

When the lighting apparatus is turned on, illuminance gradually increases for a predetermined time as shown in FIG. 5.

On the other hand, when the lighting device is OFF, it will be controlled so that the illuminance gradually decreases for a predetermined time, which may be applied in reverse to FIGS. 3 and 4.

Illumination control device and method of the lighting apparatus according to the embodiment can be applied to both general lighting equipment, other special lighting equipment as well as LED.

Further, the technical idea of the present embodiment is not limited to the above-described embodiment and the attached drawings, but is construed according to the appended claims.

It will be apparent to those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims, As will be described below.

101: wireless control device, 102: communication module, 103: lighting device
201: lighting unit, 203: control unit

Claims (9)

In the lighting device that can be controlled by at least one of the wired and wireless method,
Lighting unit;
A power supply unit;
A memory unit storing information for controlling illuminance of the lighting device differently based on predetermined time information when one of the ON and OFF operations of the lighting device occurs;
An illumination control processor configured to control the illumination to correspond to the time information; And
And a controller configured to control the lighting control processor based on time information stored in the memory unit.       The illuminance control device of claim 1, wherein the illumination control processor includes a variable circuit and is controlled to vary an output based on pre-stored time information.       The illuminance control device of claim 1, wherein the illumination control processor includes a pulse modulator, and the output is controlled based on pre-stored time information. The illuminance control device of claim 2 or 3, wherein when the illuminator is turned on, the illuminance of the illuminator is gradually increased as time passes. The illuminance control device according to claim 2 or 3, wherein the illuminance of the illuminating device is controlled to gradually decrease as time passes when the illuminating device is turned off. When one of the ON and OFF operation of the lighting apparatus occurs, storing information for controlling the illuminance of the lighting apparatus differently based on predetermined time information;
Generating one operation of the lighting device ON and OFF;
Controlling the information input to the lighting apparatus to be changed over time based on the ON / OFF operation; And
And performing an operation of changing the illuminance of the lighting apparatus based on the control according to the time. The method of claim 6, wherein the information input to the lighting device comprises one of current and voltage. 7. The illumination control method according to claim 6, wherein when the illumination device is turned on, the illumination intensity gradually increases for a predetermined time. The illuminance control method of claim 6, wherein the illuminance gradually decreases for a predetermined time when the illuminator is turned off.

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