KR20130130431A - Network lighting system using led and projector - Google Patents

Abstract

The present invention relates to a network lighting system using a light emitting diode (LED) and a projector. The network lighting system using the LED and the projector not only performs a lighting function but also can be used for an education material, which is not a unilateral education material and is the education material facilitating discussion and correction instruction, by transmitting data in real time through an input device having a communication function and performing presentation and internet through real time control about images and a display of the desired images. The present invention to achieve this purpose includes an image output device performing the lighting function and outputting the images of the projector when a projector conversion signal is detected and a data input device transmitting the input data on projector output images and the projector conversion signal to the image output device.

Description

Network lighting system using LEDs and projectors {NETWORK LIGHTING SYSTEM USING LED AND PROJECTOR}

The present invention relates to a network lighting system using an LED and a projector. More particularly, the present invention relates to a technology that not only performs a lighting function but also displays and outputs a desired image through an input device having a communication function. will be.

Most existing beam projectors are connected to a PC to display images, which makes it difficult to carry a PC in a simple educational lecture.

Combinations of cell phone and projector functions have been introduced to project internally stored documents, but they are not suitable for group education functions. In addition, the main purpose was to provide a large screen for viewing a large number of people in a structure that is placed on the table or attached to the ceiling. The stand-type product on the market was developed and commercialized as a support structure for attaching desktop (desktop) projects.

On the other hand, with respect to the LED lighting device, a number of applications and publications other than Korea Registered Utility Model No. 20-0297542 (hereinafter referred to as "prior literature").

LED lighting device according to the prior document, a lighting unit including a plurality of light emitting diodes having three primary colors of light, a driving unit for adjusting the color of the lighting unit by controlling the power supplied to the lighting unit, an input unit for inputting a control command, A temperature sensing unit for detecting a temperature, a storage unit storing preset data, and driven according to a command input through the input unit, comparing the temperature detected through the temperature sensing unit with data stored in the storage unit and A control unit controlling the driving unit to change a color of an illumination unit; And a control unit.

LED communication according to the prior art, including the prior art as described above is a technology to wirelessly carry the information on the light of the LED light by the visible light communication using the LED wavelength to repeat the information on and off by the light generated by the semiconductor. It was a way of conveying.

However, such LED lighting is a combination of several LEDs to make a light, there is a problem that the overvoltage is applied to the other LED when one of the LED is turned off.

And, the LED visible light communication is easy to synchronize the receiver, while reducing the transmission error, while the visible light communication receiving module must be provided separately, there is a problem that can communicate only in the lower portion of the LED position. At the moment, no product combines LED lighting and projector functions.

Meanwhile, as digital classes using electronic textbooks begin in earnest, classes using electronic textbooks, electronic notes, and digital pens are in progress at school, and digital classes are beginning at home. Essential teaching materials for digital teaching and education include computers and digital blackboards for viewing images, but most of them had limitations in unilateral viewing and listening to the wall.

The present invention has been made in view of the above problems, and an object of the present invention is not only to perform an illumination function, but also to display data of a desired image as the user transmits data in real time through an input device having a communication function. And a presentation through the real-time control of the image, the Internet, and the like.

In addition, another object of the present invention is to receive the data related to the projector switching signal and the projector output image through a Bluetooth module, and to be connected to an external server through a Wi-Fi communication module to enable the Internet connection have.

In addition, another object of the present invention is to set the output number and screen orientation of an image according to a user control signal received from a data input device.

Another object of the present invention is to detect an overvoltage or overheat of an LED light, and if detected, output an alarm to the outside to prevent the overvoltage or overheat of the LED light.

The present invention for achieving the technical problem relates to a network lighting system using an LED and a projector, performing an illumination function, the image output device for outputting a projector image when a projector switching signal is detected; And a data input device configured to transmit input signal regarding the projector switching signal and the projector output image to the image output device. .

According to the present invention as described above, in addition to performing a general lighting function, by outputting the projector image when the projector switching signal is detected through the input device having a communication function, it is possible to control the display and image of the image desired by the user It works.

In addition, when the image output device is formed in a stand type structure, a small number of people can write a ballpoint pen or a digital pen because the image can be projected by placing a blank sheet of paper or a special paper on a desk rather than a wall or screen. It can also be used for discussion.

In addition, when an advertisement image is output as a projector image, an advertisement effect may be doubled by illuminating the advertisement image on many sidewalks instead of a signboard, a signboard, or a placard attached to the exterior wall of a conventional building.

1 is an overall configuration diagram of a network lighting system using the LED and the projector according to the present invention.
2 is a detailed configuration diagram of an image output apparatus according to the present invention;
3 is an exemplary view showing a state in which the number of output and the screen direction of the image is set through the image setting module according to the present invention.
4 is a block diagram of a projector unit for outputting a projector image on two screens according to the present invention;
5 is an exemplary view showing an image output device designed for a stand according to the present invention.
6 is a detailed configuration diagram of a data input device according to the present invention;

Specific features and advantages of the present invention will become more apparent from the following detailed description based on the accompanying drawings. It is to be noted that the detailed description of known functions and constructions related to the present invention is omitted when it is determined that the gist of the present invention may be unnecessarily blurred.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described in detail with reference to the accompanying drawings.

A network lighting system using an LED and a projector according to the present invention will be described with reference to FIGS. 1 to 6 as follows.

FIG. 1 is an overall configuration diagram of a network lighting system S using an LED and a projector according to the present invention, and includes an image output apparatus 100 and a data input apparatus 200 as shown.

In detail, the image output apparatus 100 performs a general lighting function, but outputs a projector image when a projector switching signal is detected, and outputs a pre-stored image according to whether a motion of a passenger is detected. 2, the communication unit 110, the signal detection unit 120, the image storage unit 130, the image control unit 140, the LED lighting unit 150, the projector unit 160, and the heat dissipation unit 170 as shown in FIG. 2. And an audio output unit 180.

In this case, the image output apparatus 100 is generally cylindrical in shape, the front end of which the LED lighting unit 150 and the projector unit 160 is disposed, the rear end is formed of a top-down structure that can be attached to the ceiling or wall.

The communication unit 110 performs a function of communicating with an external server through the data input device 200 and the Internet network, as shown in FIG. 2, the first communication module 111 and the second communication module 112. It includes.

Specifically, the first communication module 111 is a Bluetooth module and receives input data related to the projector switching signal and the projector output image from the data input device 200.

Here, the input data relating to the projector output image is a control signal of the user regarding the projector image output.

In addition, the second communication module 112 is a Wi-Fi module, and when the projector switching signal received from the data input device 200 through the first communication module 111 is a connection request signal with an external server. Connect the external server to the internet using an access point (AP).

In the present embodiment, the first communication module 111 and the second communication module 112 will be set as a Bluetooth and a Wi-Fi module, respectively, but the present invention is not limited thereto.

The signal detector 120 detects a projector switching signal from the data input device 200 through the first communication module 111 of the communication unit 110.

The image storage unit 130 receives and stores an image through an external interface module 131 such as a second communication module 112 or a USB port of the communication unit 110.

That is, the image may be received from the external server or the data input device 200 through the second communication module 112, or the image may be received through the external interface module 131 such as a USB port. In this case, the image may be a specific advertisement image.

The image control unit 140 determines whether the projector switching signal is detected through the signal detection unit 120, and sets the information on the output image, as shown in FIG. 2. 141 and an image setting module 142.

More specifically, the output control module 141 turns on the LED light source lamp of the projector unit 160 when the projector switching signal is detected through the signal detecting unit 120.

At this time, the output control module 141 determines whether the projector switching signal is a presentation request signal. As a result of the determination, in the case of the presentation request signal, the output control module 141 outputs the image received from the data input apparatus 200 through the first communication module 111 of the communication unit 110 through the projector unit 160. Control as possible.

In addition, when the determination result is not the presentation request signal, the output control module 141 determines whether the connection request signal to the external server.

As a result of the determination, when the connection request signal to the external server, the output control module 141 is connected to the Internet network through the second communication module 112 of the communication unit 110, the projector to display the image for information search through the Internet Control to be output through the unit 160.

The image setting module 142 sets the output number and the screen direction of the image according to the user control signal received from the data input device 200.

In this embodiment, as shown in FIG. 3, one image is output to two screens, but the screen directions are set to be symmetrical to each other, but the present invention is not limited thereto. It can be set to integrate or output to two or more screens.

In this case, when the screen is output to four screens, the screen is output to two screens on the left and right sides of the image output apparatus based on the center of the housing, and the left and right images may be set to be symmetrical to each other.

The output control module 141 turns on the LED lighting unit 150 when the projector switching signal is not detected through the signal detecting unit 120.

That is, the LED lighting unit 150 is turned on under the control of the output control module 141 when the projector switching signal detected by the data input device 200 is not detected during the operation of the projector unit 160.

In addition, the LED lighting unit 150 has a built-in motion detection sensor 151, performs a general lighting function when the motion of the passenger is not detected, and transmits a detection signal to the image control unit 140, if detected. Accordingly, the output control module 141 of the image control unit 140 controls the image stored in the image storage unit 130 to be output through the projector unit 160.

At this time, the image setting module 142 sets the output time, repetition frequency, voice / sound, etc. of the image according to the user control signal received from the data input device 200, and the user received from the data input device 200. According to the control signal, the illumination and the image of the LED lighting unit 150 may be controlled to be output at the same time.

The projector unit 160 includes an LED light source lamp, a dimmer, a light modulator, a projection lens, and the like, and outputs an image under the control of the image controller 140.

In this case, as shown in FIG. 4, the projector 160 modulates the light emitted from the LED light source lamp and then enlarges and projects the total reflection mirror and the partial reflection mirror, thereby outputting one image on two screens. .

The radiator 170 detects an overvoltage or an overheat of the LED lighting unit 150, and outputs an alarm to the outside when an overvoltage or an overheat occurs.

The audio output unit 180 outputs an audio sound according to an image output through the projector unit 160 and an alarm sound when an overvoltage or overheat occurs.

Meanwhile, although the image output apparatus 100 according to the present invention has been described in the form of being attached to an outer wall or a ceiling, it may be designed for a stand having the same configuration as shown in FIG. 5.

The data input device 200 transmits the projector switching signal and the input data related to the projector output image to the image output device 100.

As shown in FIG. 6, the data input device 200 is based on an input unit 210 including a pad 211 and a digital pen 212 for data input and data input through the input unit 210. The communication unit 220 transmits the projector switching signal and the input data related to the projector output image to the image output apparatus 100.

In the present embodiment, the communication unit 220 is set as a Bluetooth module, but the present invention is not limited thereto. As a result, the communication unit 220 may be set as a Wi-Fi module to transmit data to the image output apparatus 100. It is also possible to install a Bluetooth module and a Wi-Fi module separately.

In addition, in the present embodiment, the digital pen is configured to be configured in the input unit 210, but the present invention is not limited thereto, and may be set as a mouse, a stylus, and a tablet PC linked thereto.

While the present invention has been particularly shown and described with reference to preferred embodiments thereof, it will be understood by 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 by the appended claims. It will be appreciated by those skilled in the art that numerous changes and modifications may be made without departing from the invention. Accordingly, all such appropriate modifications and changes, and equivalents thereof, should be regarded as within the scope of the present invention.

S: Network lighting system using LEDs and projectors
100: video output device 200: data input device
110: communication unit 120: signal detection unit
130: image storage unit 140: image control unit
150: LED lighting unit 160: projector unit
170: heat dissipation unit 190: voice output unit
111: first communication module 112: second communication module
131: external interface module 141: output control module
142: image configuration module 151: motion detection sensor
210: input unit 220: communication unit
211: pad 212: digital pen

Claims (17)

In the network lighting system using the LED and the projector,
An image output device 100 that performs an illumination function and outputs a projector image when a projector switching signal is detected; And
A data input device 200 transmitting the projector switching signal and the input data related to the projector output image to the image output device 100; Network lighting system using the LED and the projector comprising a.
The method of claim 1,
The video output device 100,
A communication unit 110 for communicating with an external server through the data input device 200 and the Internet network;
A signal detection unit 120 for detecting a projector switching signal from the data input device 200 through the communication unit 110;
An image storage unit 130 for receiving and storing an image through the communication unit 110 or the external interface module 131;
An image controller 140 which determines whether a projector switching signal is detected through the signal detector 120 and sets information on an output image;
An LED lighting unit 150 which is turned on under the control of the image controller 140 when the projector switching signal is not detected; And
A projector unit 160 which outputs an image under the control of the image controller 140; Network lighting system using the LED and the projector comprising a.
The method of claim 1,
The communication unit 110,
A Bluetooth module, comprising: a first communication module (111) for receiving input data related to a projector switching signal and a projector output image from the data input device (200); And
As a Wi-Fi module, when the projector switching signal received from the data input device 200 through the first communication module 111 is a connection request signal to an external server, an external device is connected using an AP. A second communication module 112 connecting the server with the Internet; Network lighting system using the LED and the projector comprising a.
The method of claim 1,
Input data relating to the projector output image,
Network lighting system using the LED and the projector, characterized in that the user's control signal for the projector image output.
3. The method of claim 2,
The image control unit 140,
When the projector switching signal is detected through the signal detecting unit 120, the LED light source lamp of the projector unit 160 is turned on, and when the projector switching signal is the presentation request signal, data is input through the communication unit 110. An output control module 141 for controlling the image received from the apparatus 200 to be output through the projector unit 160; And
An image setting module 142 for setting the output number and the screen direction of an image according to a user control signal received from the data input device 200; Network lighting system using the LED and the projector comprising a.
The method of claim 5, wherein
The output control module 141,
When the projector switching signal is a connection request signal to an external server, it is connected to the Internet network through the communication unit 110, characterized in that the control to output an image related to information search over the Internet through the projector unit 160 Network lighting system using LEDs and projectors.
The method of claim 5, wherein
The output control module 141,
When the projector switching signal is not detected through the signal detection unit 120, LED lighting unit 150, characterized in that the network lighting system using an LED and a projector.
The method of claim 5, wherein
The image setting module 142,
Network lighting system using the LED and the projector, characterized in that the setting to output the image to at least one screen.
The method of claim 5, wherein
The image setting module 142,
When the output is an even number of screens, the screen is output to the left and the right based on the center of the image output device housing, and the left and right images are set to be symmetrical with each other. Lighting system.
The method of claim 5, wherein
The image setting module 142,
According to the user's control signal received from the data input device 200, the network lighting system using the LED and the projector, characterized in that for setting at least one of the output time, repetition frequency, voice / sound of the advertisement image .
The method of claim 5, wherein
The image setting module 142,
According to the user control signal received from the data input device 200, the lighting and the image of the LED lighting unit 150 is controlled to output at the same time, characterized in that the network lighting system using the LED and projector capable of advertising and discussion.
3. The method of claim 2,
The LED lighting unit 150,
The motion detection sensor 151 is built-in, performs a lighting function when the motion of the pedestrian is not detected, and if detected, transmits a detection signal to the image control unit 140,
The image control unit 140, the network lighting system using the LED and the projector, characterized in that for controlling the image stored in the image storage unit 130 to be output through the projector.
3. The method of claim 2,
The video output device 100,
A heat dissipation unit 170 for detecting an overvoltage or overheat of the LED lighting unit 150 and outputting an alarm to the outside when an overvoltage or overheat occurs; Network lighting system using the LED and the projector, characterized in that it further comprises.
3. The method of claim 2,
The video output device 100,
An audio output unit 180 for outputting an audio signal corresponding to an image output through the projector unit 160 and an alarm audio signal due to an overvoltage or overheating; Network lighting system using the LED and the projector, characterized in that it further comprises.
The method of claim 1,
The video output device 100,
Network lighting system using the LED and the projector, characterized in that the attachment or stand type.
The method of claim 1,
The data input device 200,
An input unit 210 including a pad 211 and a digital pen 212 for data input; And
A communication unit 220 transmitting the projector switching signal and the input data regarding the projector output image to the image output apparatus 100 based on the data input through the input unit 210; Network lighting system using the LED and the projector comprising a.
17. The method of claim 16,
The communication unit 220,
Network lighting system using the LED and the projector, characterized in that the Bluetooth (Bluetooth) module.

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