KR101611304B1 - Air conditioner having a mood lighting and operating method thereof - Google Patents

Abstract

The present invention relates to an air conditioner equipped with a mood lighting and a method of operating the same, and more particularly, to an air conditioner having a mood lighting, The user can more comfortably take a good night's sleep, thereby enhancing the user's convenience and creating a pleasant and comfortable indoor environment.

Air conditioner, mood lighting, lighting control, sleep lighting, Dimming

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an air conditioner having a mood lighting,

The present invention relates to an air conditioner having mood lighting and an operation method thereof, and more particularly, to an air conditioner for controlling lighting according to an operation mode using mood lighting and an operation method thereof.

The air conditioner is installed to provide a comfortable indoor environment for humans by discharging cold air to the room to adjust the room temperature and purify the room air to create a pleasant indoor environment. Generally, the air conditioner includes an indoor unit which is constituted by a heat exchanger and installed in a room, and an outdoor unit which is constituted by a compressor, a heat exchanger and the like and supplies the refrigerant to the indoor unit.

Such an air conditioner is controlled separately by an indoor unit constituted by a heat exchanger, an outdoor unit constituted by a compressor, a heat exchanger and the like, and controlled by a power source supplied to a compressor or a heat exchanger. Also, at least one indoor unit may be connected to the outdoor unit, and the air conditioner is operated in the cooling or heating mode by supplying the refrigerant to the indoor unit according to the requested operation state.

Such an air conditioner may be installed in a living room or a room in a home, and the indoor unit may be exposed to the whole, thereby affecting the interior of the room.

The air conditioner has a possibility to change the indoor atmosphere or to be used as a point, and in accordance with this trend, many measures have been tried with respect to the design elements of the indoor unit.

Accordingly, in order to provide the user with a better visual environment in addition to the technological environment improvement such as the provision of the cold air of the air conditioner and the dehumidification and the cleaning, the visual indoor environment using the air conditioner is aesthetically beautiful There is a need to look for ways to ensure that visual effects do not stop and lead to functional effects.

It is an object of the present invention to provide a mood lighting device and a mood lighting device that provide mood visually and provide an indoor environment of a comfortable atmosphere to control lighting according to an operation mode to induce a user to take a more comfortable sleep And an operation method of the air conditioner.

An air conditioner according to the present invention comprises a plurality of lights provided on a side surface and a front surface of a main body;

A light control unit controlling at least one of brightness, color, and operation of the illumination to realize mood illumination; And a main control unit for controlling the indoor unit to discharge cold air into the room corresponding to the operation mode and for applying a control command to the illumination control unit so that the plurality of lights are differently lit according to the operation mode, The sleep illumination is set to one of the plurality of lights during sleep driving, and the sleep illumination is controlled to be gradually darkened.

Further, an operation method of an air conditioner according to the present invention includes: a sleep mode is set and a sleep mode is operated; Wherein any one of the plurality of lights is set to the sleep illumination, and the sleep illumination is turned on; Reducing the brightness of the sleep illumination at predetermined time intervals; And turning off the sleep illumination when a predetermined time elapses.

Further, the method of operating the air conditioner according to the present invention includes the steps of: detecting ambient brightness when a predetermined rising-weather alarm time is reached during a standby mode; Turning on the meteorological lighting by setting any one of the plurality of illuminations as a meteorological illumination when the detected ambient brightness is less than a reference brightness; Increasing the brightness of the meteorological illumination periodically; And turning off the meteorological lighting when a predetermined time elapses after the meteorological lighting is turned on.

The air conditioner and the method of operating the same having the above-described mood illumination according to the present invention can be applied to mood lighting that provides visual beauty by using mood lighting as sleep illumination or weather illumination in response to an operation mode In addition to controlling the indoor air and changing the atmosphere through the sleeping light, the user is guided to take a good night's sleep comfortably, the user does not have to control the lighting through the change of the brightness of the lighting, It is possible to prevent glare by using weather light, thereby improving the indoor environment, improving the convenience of the user, and improving the satisfaction.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a perspective view illustrating an air conditioner equipped with a mood lighting device according to an embodiment of the present invention. FIG. 1 (a) is a perspective view of a wall-mounted indoor unit provided with mood lighting, and FIG. 1 (b) is a view illustrating a structure in which a wall-mounted indoor unit and a stand- .

The air conditioner of the present invention includes a plurality of front lights on the front panel of the indoor unit body 2 and a plurality of side lights on each side of the front panel as shown in Fig. At this time, it is assumed that side lighting is provided on the side surface of the protruded front panel.

The main body 2 implements mood illumination that changes the atmosphere of the indoor unit according to the combination of the light emission colors of the plurality of lights and the illumination that is turned on.

Here, the air conditioner according to the embodiment of the present invention includes a wall-mounted indoor unit, but the mood lighting may also be provided in a stand-type or ceiling-type indoor unit.

As shown in Fig. 1 (b), the indoor unit main body 2 of the air conditioner is connected to the outdoor unit 1 through a refrigerant pipe. At least one indoor unit is connected to one outdoor unit 1, and two indoor units can be connected as shown in FIG. 1 (b). Each of the indoor units (2, 3) uses the refrigerant supplied from the outdoor unit (1) to heat-exchange the inhaled air and to discharge cold air into the room.

The outdoor unit 1 comprises a compressor and an outdoor heat exchanger, and compresses or heat-exchanges the refrigerant to supply the refrigerant to the indoor unit according to the operating state of the air conditioner. The outdoor unit is driven by the request of the indoor unit, and the number of operation of the outdoor unit and the number of the compressors installed in the outdoor unit are variable as the cooling / heating capacity is changed corresponding to the indoor unit being driven.

The outdoor unit includes an outdoor fan, an accumulator for extracting the gas refrigerant from the supplied refrigerant and supplying the extracted gas refrigerant to the compressor, and a selector for selecting the flow path of the refrigerant according to the heating operation Way valve. And a temperature sensor connected to the refrigerant pipe for measuring the temperature of the refrigerant, wherein the pressure sensor measures the pressure of the refrigerant discharged from the compressor and the pressure of the refrigerant supplied to the compressor. And further includes a plurality of sensors, valves, oil collectors, etc., and a description thereof will be omitted in the following.

The indoor unit main body 2 includes an indoor heat exchanger, an expansion valve for expanding the refrigerant supplied from the indoor unit fan and the outdoor unit, and a plurality of sensors.

The indoor unit main body 2 includes a plurality of discharge ports for discharging the heat-exchanged air, and each discharge port is provided with a wind direction adjusting means for closing the discharge port and controlling the direction of the discharged air. The indoor unit main body 2 controls the intake air and the air to be discharged by controlling the rotation speed of the indoor fan, and adjusts the air flow rate.

At this time, the indoor unit main body 2 is installed as a vane wind direction adjusting means for guiding at least one of air inlet, left air outlet, right air outlet, upper air outlet or lower air outlet, as well as air.

In addition, the indoor unit main body 2 may further include a display unit for displaying the operating status and setting information of the indoor unit, and an input unit for inputting setting data.

In some cases, the indoor unit main body 2 may further include human body sensing means for sensing a human body present in the indoor space.

The indoor unit main body is connected to the local controller in a wired or wireless manner so that the operation is set according to the data input from the local controller and the operation state can be displayed through the local controller.

2 is a block diagram illustrating the configuration of an air conditioner main body according to an embodiment of the present invention.

2, the indoor unit main body 2 is constructed as described above and includes an illumination control unit 120, an illumination unit 129, a wind direction control unit 130, an indoor fan control unit 140, a valve control unit 150, A data unit 170, an input unit 180, an output unit 190, and a main control unit 110 for controlling overall operations.

The sensing unit 160 includes a plurality of sensors such as a temperature sensor and a pressure sensor, and applies the measured data from each sensor to the main control unit 110.

The sensing unit 160 senses the suction temperature sucked from the indoor unit, the take-out temperature of the air discharged into the room, the pipe temperature of the refrigerant sucked into the indoor heat exchanger, and the pipe temperature of the refrigerant discharged from the indoor heat exchanger, .

The sensing unit 160 includes an illuminance sensor for sensing the brightness of the surroundings of the indoor unit, and detects the ambient brightness and inputs the brightness to the main control unit 110.

The input unit 180 receives data on the operation setting and operation mode of the air conditioner and applies the data to the main control unit 110. The input unit 180 may include at least one switch, a button, or a touch key, a touch pad, or a touch screen. The input unit 180 receives data through a button operation or a touch input.

The output unit 190 outputs a menu screen of the indoor unit, and outputs data input through the input unit 180 and data received from the outside. Also, the output unit 190 outputs information on the operation setting of the air conditioner or its operating state as the air conditioner is operated corresponding to the control command of the main control unit 110. [

At this time, the output unit 190 may include display means for outputting characters, images, and numbers, sound output means for outputting predetermined sounds such as sound effects, alarms, and voice guidance, and lamps for outputting operation information And at least one output means.

If an input unit and an output unit do not exist in the indoor unit main body, data is inputted and set through the local controller, and the operation status and setting information of the indoor unit are displayed on the local controller.

In addition, the indoor unit main body 2 includes at least one outdoor module or another indoor module, and at least one communication module for transmitting and receiving data to and from the local controller.

The data unit 170 stores data such as control data used for the air conditioner operation, screen configuration data output through the output unit 190, and sound effect data. The data unit 170 stores data on temperature or pressure measured through the sensing unit 160, and illumination control data corresponding to the operation mode.

The wind direction control unit 130 and the indoor fan control unit 140 respectively control the wind direction control means and the indoor fan so that the wind direction of the set wind direction and the wind direction is discharged to the room.

The wind direction control unit 130 is connected to the motor and controls the wind direction adjusting means provided at the discharge port by operating the motor in response to the control command of the main control unit 110. [ The wind direction control unit 130 controls the wind direction control means to guide the air current to be discharged so that the air current is reached in a designated direction based on the wind direction setting according to the sleep mode.

The indoor fan control unit 140 is connected to the motor and controls the rotation speed of the motor according to the control command of the main control unit 110 to allow the indoor fan to rotate so that air is sucked and the heat- And is discharged through the discharge port. The indoor fan control unit 140 controls a rotation operation of the indoor fan by driving a motor connected to the indoor fan such that the airflow is discharged at a set air flow rate during the sleep mode.

The valve control unit 150 controls the flow of refrigerant in the indoor unit body by controlling the opening / closing amount of the valve according to a control command of the main control unit 110. [

The illumination control unit 120 individually controls a plurality of lights included in the illumination unit 129, such as a front illumination provided on the front surface of the indoor unit and a side illumination provided on the side, corresponding to the control command of the main control unit 110, Or off.

The illumination unit 129 includes first to fourth lights 121 to 124 provided on respective side surfaces of the indoor unit body and a fifth illumination unit 125 provided on the front surface.

The fifth illuminator 125, which is a front illuminator, includes a plurality of light sources, and is configured such that light emitted from a light source passes through a transmissive member formed on the front panel and is radiated to the outside. At this time, a crystal can be used as a transmitting body.

Among the first to fourth illuminations 121 to 124 that are side illuminations, the first illumination light 121 is provided on the upper portion of the indoor unit body as shown in FIG. 1 (a) And the second illumination light 122 and the third illumination light 123 are provided on the left and right sides of the indoor unit main body and irradiate light from the side surface of the indoor unit main body in the left and right directions, respectively. The fourth illuminator 124 is provided on a lower side surface of the indoor unit main body and irradiates light toward the bottom and the bottom.

At this time, the first illumination 121 is operated as a sleep illumination when the indoor unit is in the shooting operation.

The illumination control unit 120 controls the operation power applied to each illumination, controls the frequency of the control signal through the PWM control, controls the color of the light emitted from the light source of each illumination, Select and control the chisel lighting.

The illumination control unit 120 selects the illumination to be controlled among the illumination units 129 according to the operation mode, implements the mood illumination by controlling the signals inputted through the illumination, So that a different indoor atmosphere is produced. At this time, the illumination control unit 110 controls the illumination unit 129 so that the color and the color change pattern of the mood illumination are different according to the operation mode according to the illumination control data of the data unit 170. [

The illumination control unit 120 sets the first illumination 121 to the sleep illumination to turn on the first illumination and all other illumination to be turned off. The illumination controller 120 sets the first illumination 121 to a color temperature of about 2500 k to 3500 k, which is an illumination of about 100 to 200 lux and orange, to operate the first illumination 121 as a sleep illumination. The color temperature is preferably 3000 k.

In the sleep mode, the illumination controller 120 controls the brightness of the first illumination 121 to be decreased at a predetermined time interval as the time elapses, and the brightness of the first illumination 121 to be completely turned off Dimming control.

For example, the illumination control unit 120 reduces the brightness in units of 20 seconds or 30 seconds, and controls the brightness of the first illumination 121 to be 1lux after about 10 minutes elapse.

That is, when the sleep mode is set and the air conditioner is in the sleep mode, all other lights except for the first illumination 121 are turned off, and the first illumination 121 is set to the sleep illumination. The first illumination 121, which is a sleeping light, becomes gradually darker with increasing brightness, and eventually completely turned off. In this case, it takes about 10 minutes from the sleeping operation to the first illumination 121 as the sleeping illumination.

Here, the time until the first illumination 121 is turned off may be changed, and the time interval at which the brightness decreases and the degree (unit) of brightness decreasing at a time may be changed according to the set time.

In other words, when set to 10 minutes to completely turn off the sleeping light, the brightness of the sleeping light is reduced by about 10 lux per 30 seconds, and when the sleeping light is set to 30 minutes, the brightness of the sleeping light is decreased by about 6 lux per 30 seconds .

In response to the control command of the main control unit 110, the illumination control unit 120 sets one of the illumination units 129 to be the vapor illumination at the time of the rising-alarm setting so that the brightness of the vapor illumination gradually increases . At this time, it is preferable that the first illumination provided on the upper side of the main body side is set as the gaseous illumination.

That is, when the control command for the weather light is applied from the main control unit 110 when the alarm time is reached, the illumination control unit 120 turns on the first light 121 as the weather light and controls the brightness to gradually increase. When the predetermined brightness is exceeded, the weather light is released or the first to fifth lights 121 to 125 are controlled to turn on the mood illumination.

At this time, when the first illumination 121 is controlled by the gas-phase illumination, the illumination control unit 120 controls the illumination according to the same setting as that of the water surface illumination, but the brightness is gradually increased as opposed to the water surface illumination.

That is, the illumination control unit 120 controls the first illumination unit 121 to increase its brightness at a predetermined time interval from 1 lux to reach a predetermined value. For example, the first illumination light 121 can be controlled to be 200 lux after 10 minutes by increasing the brightness by 10 lux per 30 seconds, as opposed to the sleeping operation.

Accordingly, the user can recognize the surrounding objects without turning on the light immediately, and can prevent the glare caused by suddenly turning on the light.

Meanwhile, in response to a control command of the main control unit 110, when the sleeping operation is released during the sleeping operation, the illumination control unit 120 turns off the sleeping illumination and controls the first to fifth lights 121 to 125 to the operation mode So that the mood light is turned on. In the normal operation, the first set name 121 is operated as general illumination, not the surface illumination, and the brightness or color temperature is adjusted by the illumination control unit 120.

When the sleep illumination turn-off command is input during the sleep operation, the illumination control unit 120 controls the first illumination 121, which is the sleep illumination, to be turned off. If the sleep illumination turn-on command is input after the sleep illumination is turned off, The first illumination light 121 is turned on with brightness and color temperature according to the water surface illumination.

The main control unit 110 sets the operation mode of the air conditioner in accordance with the setting inputted from the input unit 180 or the local controller and controls the air conditioning control unit 130, the indoor fan control unit 140, the valve control unit 150, A control command according to the operation mode is applied to the control unit 120 so that the indoor unit main body 2 is operated.

The main control unit 110 controls the flow of data to be input and output, and stores the alternate driving record in the data unit 170 in the indoor unit main body.

In particular, the main control unit 110 applies a control command to the illumination control unit 120 so that the illumination of the illumination unit 129 is changed corresponding to the operation mode, and the illumination control unit 120 controls the first to fifth lights 121 - 125) is turned on differently depending on the operation mode as mood lighting.

When the sleep mode is set, the main control unit 110 applies a control command according to the sleep mode to the illumination control unit 120. The illumination control unit 120 sets the first illumination 121 to the sleep illumination correspondingly, .

In response to the data input during the sleep operation, the main control unit 110 applies the data to the illumination control unit 120 so that the sleep illumination is turned on or off. When the operation mode is changed, And applies a control command according to the illumination control to the illumination control unit 120 so that the illumination is turned off and the mood illumination is turned on.

The main control unit 110 applies an illumination control command to the illumination control unit 120 according to the rising-alarm when the indoor unit main body 2 reaches the rising-alarm time in the standby state when the rising-alarm is set. In some cases, the main control unit 110 controls the output unit 190 to output the designated sound effect.

The main control unit 110 receives the measured value of the ambient brightness from the sensing unit 160 when the rising time of the rising alarm is reached and when the ambient brightness is less than the predetermined reference brightness, When the brightness is equal to or higher than the reference brightness, separate illumination control is not performed.

The main control unit 110 controls the air conditioner to operate according to the designated schedule at the time of the rising alarm and applies the control command to the lighting control unit 120 so that the mood lighting is turned on in accordance with the set operation mode.

3 is an exemplary view illustrating an embodiment in which mood lighting of an air conditioner according to an embodiment of the present invention is used.

Referring to FIG. 3, the indoor unit body 2 is installed on one side of the room. When the indoor unit body 2 is installed in the bedroom, the first to fifth lights 121 to 125 provided on the side and front of the indoor unit body 2 are operated Mood lighting is realized.

The main control unit 110 applies a control command according to the illumination control to the illumination control unit 120 according to the operation mode and the illumination control unit 120 controls the operation of the first to fifth lights 121 to 125 Brightness, and luminescence colors.

For example, mood lighting can be turned blue in cooling mode, red mood lighting in heating mode, and in some cases, color can change gradually from white to blue and from yellow to red.

FIG. 4 is a diagram illustrating an example of sleep illumination during sleep operation using mood lighting of an air conditioner according to an embodiment of the present invention.

Referring to FIG. 4, in the sleep mode, the first illumination light 121 is set to the sleep illumination, and its brightness and color are controlled.

When the sleeping operation is started, all the lights other than the first light 121 are turned off as shown in FIG. 4A, and the first light 121 is turned on as sleep illumination.

The first illumination 121 is turned on at the color temperature of 3000 k, which is an orange color, at a brightness of 100 to 200 lux as described above. At this time, it is preferable that the color of the water surface illumination is set to a color that can induce the user comfort and comfort. The color temperature and brightness value of the present invention are only examples, can be changed.

At this time, the illumination controller 120 controls the color temperature by controlling the frequency width of the operation control signal input to the first illumination 121, and adjusts the brightness according to the magnitude and clock of the applied voltage or current.

As the predetermined time elapses, the first set name 121, which is the sleep illumination, maintains the color temperature, but the brightness gradually decreases as shown in FIGS. 4 (b) and 4 (c). The brightness of the first illumination 121 is gradually decreased as shown in FIGS. 4 (b) and 4 (c), and the brightness of 1 lux is reached as shown in FIG. 4 (d) Turns off. At this time, the brightness of 1 lux appears as the illumination is turned off.

At this time, the time taken until the sleeping light is turned off to 1 lux as shown in FIG. 4 (d) can be changed according to the inputted setting, and the time interval in which the brightness decreases and the unit in which the brightness is decreased can be varied have. The present invention dims the water surface illumination in the order of (a) to (d) of FIG. 4 over 10 minutes.

In the case of vapor-phase illumination, the first illumination 121 gradually becomes brighter in the order of (d) to (c), (b), and (a)

The operation of the present invention configured as described above will now be described with reference to the drawings.

FIG. 5 is a flowchart showing an operation method of the air conditioner according to the sleeping operation using the sleeping illumination of FIG.

Referring to FIG. 5, the indoor unit main body 2 calls the set value for the sleep mode and starts sleeping operation (S320) as the sleep mode is set through the input unit 180 or the local controller (S310).

The main control unit 110 of the indoor unit main body 2 controls the air conditioning control unit 130, the indoor fan control unit 140, the valve control unit 150 and the illumination control unit 120 according to the set value for the sleep mode To control the sleeping operation.

In the sleep mode, the lighting control unit 120 turns on the sleep lighting in response to the control command of the main control unit 110, and turns off all other lights except for the sleep lighting (S330).

At this time, the first illumination light 121 is set to be the sleep illumination and turned on. The first illumination light 121 illuminating upward of the indoor unit main body 2 is set to a brightness of about 100 to 200 lux and a color temperature of about 3000 k according to the sleep illumination setting according to the sleeping operation so that the orange- The indoor unit main body is irradiated upward. This is as shown in Fig. 4 (a).

As the time elapses after the sleep illumination is turned on according to the sleep operation, the illumination control unit 120 decreases the brightness of the sleep illumination (S350) when the reference time elapses (S340). The illumination control unit 120 controls the dimming so that the brightness of the sleep illumination is periodically decreased until the sleep illumination is turned off.

For example, the lighting control unit 120 reduces the brightness of the sleeping lights by 10 lux at intervals of 30 seconds, and after about 10 minutes, the brightness reaches 1 lux so that the sleeping lights are turned off.

At this time, if the illumination off command is input (S360) while the water surface illumination gradually dims, the illumination control unit 120 controls to turn off the water surface illumination immediately (S370).

The main control unit 110 performs the designated sleeping operation even after the sleeping illumination is dimmed and turned off or turned off by the illumination off command.

On the other hand, when the illumination of the sleeping light is gradually dimmed and the sleeping illumination is turned off or the sleeping illumination is turned off by the illumination off command as described above (S380), the illumination control unit 120 displays the sleeping illumination (S390). At this time, if the sleep illumination is controlled again after the dim lighting control is turned off, the previous dimming control state can be restored.

Accordingly, the first illuminator 121 illuminates the light with the specified brightness and color according to the setting by the surface illumination.

While the sleeping operation is continued, the sleeping illumination is dimmed as described above, or the sleeping illumination is controlled to be turned on or off according to the inputted command (S400, S340 to S390).

On the other hand, if the sleep mode is released during the sleep mode (S410), the illumination control unit 120 turns off the sleep illumination and turns on the mood illumination by controlling the first to fifth lights 121 to 125 (S410). At this time, the main control unit 110 stops the sleeping operation and performs the operation in the normal mode (S420).

FIG. 6 is a flowchart showing an operation method of the air conditioner according to the rising-alarm using the sleep surface of FIG.

Referring to FIG. 6, after the operation of the indoor unit 2 is stopped, the standby state is maintained (S450). Here, the standby state is a state in which the indoor unit does not perform any operation, the power is not supplied to the entire indoor unit, only a part of the indoor unit is supplied, the operation is detected from the local controller, So that it can start operation. In the standby state, when the operation command is inputted, the indoor unit main body 2 supplies power to the respective parts so that the indoor unit is operated.

If the rising alarm is reached (S460), the main control unit 110 cancels the standby state. It is possible to output the sound effect designated through the output unit 190 according to the setting.

The main control unit 110 detects the brightness of the surroundings through the sensing unit 160 in step S470 and compares the detected brightness with the reference brightness in step S480. If the brightness of the surroundings is less than the reference brightness, The control command for the gas-phase illumination is applied.

At this time, when the sensed brightness is equal to or higher than the reference brightness, the main control unit 110 performs the operation according to the preset schedule or reserved operation setting without performing the separate weather lighting control, And applies a control command to the control unit 120.

The illumination control unit 120 controls the first illumination 121 to be turned on by the gas-phase illumination when a control command for the gas-phase illumination is input (S490). The illumination control unit 120 controls the brightness of the first illumination 121 to gradually increase from 1 lux to a predetermined unit at predetermined time intervals (S500 and S510).

At this time, when the weather light is turned on, the main controller 110 periodically compares the ambient brightness with the reference brightness (S480). Accordingly, in response to the brightness comparison result of the surroundings of the main control unit 110, the illumination control unit 120 continuously controls the gaseous illumination to be gradually brighter when the brightness is lower than the reference brightness, and controls the meteorological illumination to be turned off when the brightness is higher than the reference brightness (S530).

The illumination control unit 220 repeatedly controls the brightness of the vapor-phase illumination to gradually increase until the illumination off command is input or until a predetermined time is reached (S520).

The illumination control unit 220 controls the illumination light to be turned off immediately when the illumination off command is input or a predetermined time is reached (S530).

At this time, the illumination control unit 220 turns off the mood illumination or turns off all the lights corresponding to the control command of the main control unit 110 after releasing the weather illumination.

Accordingly, the air conditioner and its operation method of the present invention provide a comfortable sleeping environment through sleeping light during sleeping operation, thereby facilitating a good night's sleep and automatically turning off the sleeping light without manual operation of the user Convenience. Also, even in the case of the weather, the surrounding objects can be recognized without turning on the light immediately by the water surface lighting, and the glare caused by suddenly turning on the light can be prevented.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, .

1 is a perspective view illustrating an air conditioner equipped with a mood lighting device according to an embodiment of the present invention.

2 is a block diagram illustrating the configuration of an air conditioner main body according to an embodiment of the present invention.

FIG. 3 is an exemplary view showing an embodiment in which mood lighting of an air conditioner according to an embodiment of the present invention is used;

FIG. 4 is an exemplary diagram illustrating an example of sleep illumination at the time of sleeping operation using mood lighting of an air conditioner according to an embodiment of the present invention.

FIG. 5 is a flowchart showing an operation method of the air conditioner according to the sleeping operation using the sleeping illumination of FIG. 4;

FIG. 6 is a flowchart showing an operation method of the air conditioner according to the rising-alarm using the sleep surface of FIG.

DESCRIPTION OF THE REFERENCE NUMERALS

110: main control unit 120: illumination control unit

121 to 125: Illumination 129:

130: a wind direction control unit 140: an indoor fan control unit

170:

Claims (13)

A sensing unit sensing ambient brightness; A plurality of lights provided on a side surface and a front surface of the main body; A light control unit controlling at least one of brightness, color, and operation of the illumination to realize mood illumination; And And a main control unit for controlling the indoor unit to discharge cold air according to the operation mode and applying a control command to the illumination control unit so that the plurality of lights are turned on differently according to the operation mode, Wherein the illumination control unit sets one of the plurality of illuminations to a sleep illumination during sleep operation, controls the sleep illumination to gradually darken, The main control unit controls the illumination control unit to turn on the meteorological lighting when the brightness measured through the sensing unit is less than the reference brightness, Wherein the illumination control unit changes the sleeping illumination to a gaseous illumination, and controls the gaseous illumination to gradually increase. The method according to claim 1, Wherein the illumination control unit reduces the brightness of the sleeping illumination by a predetermined unit at predetermined time intervals and controls the brightness of the sleeping illumination to be 1lux after a predetermined time elapses. 3. The method of claim 2, Wherein the illumination control unit changes the unit and the time interval in which the brightness of the water surface illumination is reduced corresponding to a time required until the water surface illumination is turned off. The method according to claim 1, Wherein the illumination control unit sets the illumination provided on the upper and side surfaces of the main body of the plurality of lights to sleep illumination when the sleeping operation is performed. 5. The method of claim 4, Wherein the illumination control unit causes the water surface illumination to emit light in an orange-based color having a color temperature of 2500k to 3500k, and controls the water surface illumination to be gradually dimmed in a brightness of 100 lux to 200 lux. The method according to claim 1, Wherein the illumination control unit changes a frequency width of an operation signal for the plurality of lights to change a light emission color of the plurality of lights. The method according to claim 1, The main control unit applies a control command to the illumination control unit so that the sleeping illumination is immediately turned off when an illumination off command is input, And stops the sleeping operation when the sleep mode is released, performs a normal operation, and applies a control command to the illumination control unit so that the sleep illumination is turned off and the mood illumination is turned on. delete delete delete delete Detecting ambient brightness when a preset rising alarm time is reached during a standby mode; Turning on the meteorological lighting by setting any one of the plurality of illuminations as a meteorological illumination when the detected ambient brightness is less than a reference brightness; Increasing the brightness of the meteorological illumination periodically; And And turning off the meteorological lighting when a predetermined time elapses after the meteorological lighting is turned on. 13. The method of claim 12, Wherein the step of detecting the ambient brightness and the step of comparing the reference brightness with the reference brightness are repeatedly performed during the gas- Further comprising: when the ambient brightness is greater than or equal to the reference brightness, turning off the weather light.

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