TW201722100A - Light emitting system and method thereof including a first optical communication terminal and a second optical communication terminal for generating at least one first communication message - Google Patents

Abstract

The present invention discloses a light emitting system which at least includes a first optical communication terminal and a second optical communication terminal. The first optical communication terminal includes a first light emitting module. The first light emitting module generates first light. The second optical communication terminal includes a second sensing module and a control module. The second sensing module senses the first light and thereby generates a first optical signal, and demodulates the first optical signal through a signal demodulation process to obtain at least one first communication message included in the first optical signal. The control module is electrically connected to the second sensing module. The control module receives the at least one first communication message, and outputs the at least one first communication message.

Description

Luminous communication system and method thereof

The present invention relates to an illuminating communication system and method thereof, and more particularly to an illuminating communication system and method for transmitting information using illuminating light of a light emitting diode.

A Light-Emitting Diode (LED) is a semiconductor component. At first, the light-emitting diodes are mostly used as indicator lights or on display boards and the like. With the appearance of white light-emitting diodes, it can also be used as illumination. It is a new type of light source in the 21st century, which has the advantages of high efficiency, long life, and is not easily damaged. When a forward voltage is applied, the light-emitting diode emits a single-color, discontinuous light, which is one of the electroluminescence effects. By changing the chemical composition of the semiconductor material used, the light-emitting diode can emit light in the near ultraviolet, visible or infrared light.

In the current market, because the light-emitting diode is small in size, low in power consumption, and easy to push, it is commonly used as a message and status display, such as a status indicator of a consumer electronic product, an emergency exit indicator, and a car turn signal. With brake lights, traffic lights, dynamic backlight modules for LCD TVs, and more. Moreover, the LED has better efficiency (power saving) at lower illuminance, making it suitable for some lighting applications, such as flashlights, emergency lighting systems for power failure, roads with low photometric requirements, tunnels. , indoor lighting, etc. Light-emitting diodes can also be used for transmitting digital messages, such as remote controls for home appliances such as televisions and video recorders, short-distance fiber-optic communications, and optical mice.

Although the light-emitting diode can be used for many purposes, at present, there is almost no related product that uses the light of the light-emitting diode as a communication to transmit information.

In view of the above-mentioned problems of the prior art, the object of the present invention is to provide an illuminating communication system and method thereof, which use the light of a light-emitting diode to communicate to transmit information to increase the use of the light-emitting diode.

In accordance with the purpose of the present invention, an illuminating communication system is provided that includes at least a first optical communication terminal and a second optical communication terminal. The first optical communication terminal includes a first lighting module, and the first lighting module generates a first light. The second optical communication terminal includes a second sensing module and a control module. The second sensing module senses the first light to generate the first optical signal, and demodulates the at least one first communication message included in the first optical signal by the signal demodulation process. The control module is electrically connected to the second sensing module, and the control module receives at least one first communication message and outputs at least one first communication message.

Preferably, the first lighting module comprises a light control unit and a light emitting unit. The light control unit receives the first communication message and adds the first communication message to the carrier to form a first communication modulation signal. The light emitting unit is electrically connected to the light control unit, and when the light emitting unit receives the first communication modulation signal, the light emitting unit generates the first light.

Preferably, the first light emitted by the light emitting unit may include red light, green light or blue light.

Preferably, the second sensing module comprises a light detecting unit and a receiving unit. The light detecting unit senses the first light and generates a first light signal accordingly. The receiving unit is electrically connected to the light detecting unit and the control module. The receiving unit receives the first optical message, and demodulates at least one first communication message included in the first optical signal by using signal demodulation processing.

Preferably, the second sensing module can be a color sensor.

According to an object of the present invention, a method of illuminating communication is provided, which comprises the following steps:

Generating a first light by the first light emitting module of the first optical communication end;

Using the second sensing module of the second optical communication terminal to sense the first light to generate the first optical signal, and demodulating at least one first communication included in the first optical signal by signal demodulation processing Message; and

Receiving at least one first communication message by the control module, and outputting at least one first communication message.

Preferably, the first lighting module can include a light control unit and a light emitting unit, and the step of generating the first light further comprises the following steps:

Receiving, by the light control unit, the first communication message, and adding the first communication message to the carrier to form the first communication modulation signal;

The first communication modulation signal is received by the light emitting unit, and the first light is generated accordingly.

Preferably, the first light emitted by the light emitting unit may include red light, green light or blue light.

Preferably, the second sensing module can include a photo detecting unit and a receiving unit, and the step of generating the first optical signal and demodulating the at least one first communication message further includes the following steps:

Sensing the first light by the light detecting unit, and generating the first light signal accordingly;

Receiving, by the receiving unit, the first optical message, and demodulating the at least one first communication message included in the first optical signal by using a signal demodulation process.

Preferably, the second sensing module can be a color sensor.

According to the above, the illuminating communication system and the method thereof are mainly for adding a modulation signal to the light emitted by the illuminating diode, and then using the color sensor to sense the light emitted by the illuminating diode. The color is used to extract the modulated signal in the light to receive the information in the modulated signal. The illuminating communication system can be used in daily life, thereby improving the convenience of life and increasing the use of the illuminating diode.

Please refer to FIG. 1 and FIG. 2 , which are respectively a block diagram and a schematic diagram of a first embodiment of the illuminating communication system of the present invention. As shown, the illuminating communication system 1 includes at least a first optical communication terminal 10 and a second optical communication terminal 11. The first optical communication terminal 10 includes a first illumination module 100, and the first illumination module 100 generates a first light 1000. The second optical communication terminal 11 includes a second sensing module 110 and a control module 111. The second sensing module 110 senses the first light 1000 to generate the first optical signal 1100, and demodulates the at least one first communication message 1101 included in the first optical signal 1100 by the signal demodulation process. The control module 111 is electrically connected to the first sensing module 110. The control module 111 receives at least one first communication message 1101 and outputs at least one first communication message 1101.

In particular, the illuminating communication system 1 of the present invention can be applied to any technical field using luminaires, and the present embodiment is exemplified by a mobile vehicle, but is not limited thereto. The illuminating communication system 1 of the present invention comprises at least a first optical communication terminal 10 and a second optical communication terminal 11, and the first optical communication terminal 10 and the second optical communication terminal 11 can be the luminaires of the mobile vehicles 20 and 21, such as a vehicle. light. The first optical communication terminal 10 includes a first light emitting module 100, which may be a light emitting diode, and the first light emitting module 100 is configured to generate the first light 1000.

The second optical communication terminal 11 can include a second sensing module 110 and a control module 111. The second sensing module 110 can be a color sensor for sensing the first light 1000 to generate the first optical signal 1100, and demodulating the first optical signal 1100 by signal demodulation processing. At least one first communication message 1101, such as a message or a graphic message. The control module 111 is electrically connected to the second sensing module 110. The control module 111 can be a microcontroller. The control module 111 can receive at least one first communication message 1101 and output at least one first communication message 1101 to display. A device (such as a screen) or an external electronic device (such as a mobile phone or computer).

Therefore, the mobile device 20 having the first optical communication terminal 10 can generate the first light 1000 including the at least one first communication message 1101 through the first lighting module 100. Then, the mobile device 21 having the second optical communication terminal 11 can sense the first light 1000 by the second sensing module 110 to demodulate the at least one first communication message 1101 via the signal demodulation process. Finally, the driver of the mobile vehicle 21 having the second optical communication terminal 11 can communicate with the control module 111 via a display device (such as a screen) or an external electronic device (such as a mobile phone or a computer) to obtain the first optical communication. At least one first communication message 1101 that the driver of the mobile device 20 of the terminal 10 desires to transmit.

In the above embodiment, the second sensing module 110 can be a color sensor, and can sense colors of red (Red, R), green (Green, G), and blue (Blue, B), etc., The second sensing module 110 mainly performs a sensing operation on the color of the first light 1000 emitted by the first lighting module 100, thereby extracting the modulation signal. The distance that the second sensing module 110 can sense is different according to the wavelength of the color of the first light 1000 emitted by the first light emitting module 100.

Please refer to FIG. 3, which is a block diagram of a second embodiment of the illuminating communication system of the present invention, and please refer to FIG. 1 and FIG. 2 together. As shown in the figure, the illuminating communication system in this embodiment is similar to the operation of the same components described in the illuminating communication system of the first embodiment, and therefore will not be described herein. However, it is worth mentioning that, in this embodiment, the first lighting module 100 preferably includes a light control unit 1001 and a light emitting unit 1002. The light control unit 1001 receives the first communication message 1101 and adds the first communication message 1101 to the carrier to form the first communication modulation signal 1001A. The light emitting unit 1002 is electrically connected to the light control unit 1001. When the light emitting unit 1002 receives the first communication modulation signal 1001A, the light emitting unit 1002 generates the first light 1000. The first light 1000 emitted by the light emitting unit 1002 may include red light, green light or blue light.

For example, the first lighting module 100 of the present invention may further include a light control unit 1001 and a light emitting unit 1002. The light control unit 1001 can be configured to receive at least one first communication message 1101 input by the driver via an input device (such as a keyboard or the like, not shown). Next, the light control unit 1001 adds the first communication message 1101 to the carrier to form the first communication modulation signal 1001A. Then, the light emitting unit 1002 receives the first communication modulation signal 1001A, and accordingly generates the first light 1000, that is, forms the first light 1000 including the at least one first communication message 1101.

Further, the second sensing module 110 preferably includes a light detecting unit 1102 and a receiving unit 1103. The light detecting unit 1102 senses the first light ray 1000 and generates a first light signal 1100 accordingly. The receiving unit 1103 is electrically connected to the light detecting unit 1102 and the control module 111. The receiving unit 1103 receives the first optical message 1100, and demodulates at least one first communication included in the first optical signal 1100 by signal demodulation processing. Message 1101. The second sensing module 110 is preferably a color sensor.

Therefore, the second optical communication end 11 of the present invention can sense the first light ray 1000 by the light detecting unit 1102, and accordingly generate the first light signal 1100. Then, the receiving unit 1103 receives the first optical message 1100, and demodulates at least one first communication message 1101 included in the first optical signal 1100 by the signal demodulation process to provide driver related information.

Please refer to FIG. 4 and FIG. 5 , which are respectively a block diagram and a schematic diagram of a third embodiment of the illuminating communication system of the present invention, and please refer to FIG. 1 to FIG. 3 together. As shown in the figure, the same function of the same as that of the stroller of the first embodiment is similar to that of the stroller in the present embodiment, and therefore will not be described herein. However, it is worth mentioning that in the embodiment, the second optical communication end 11 preferably further includes a second lighting module 112 for generating the second light 1120. The first optical communication terminal 10 preferably further includes a first sensing module 101 and a processing module 102. The first sensing module 101 senses the second light 1120 to generate the second optical signal 1010, and demodulates the at least one second communication message 1011 included in the second optical signal 1010 by the signal demodulation process. The processing module 102 is electrically connected to the first sensing module 101, and the processing module 102 receives at least one second communication message 1011 and outputs at least one second communication message 1011.

In other words, when the driver of the mobile vehicle 21 having the second optical communication terminal 11 wants to transmit a message to the driver of the mobile vehicle 20 having the first optical communication terminal 10, the second illumination module can be used. 112 generates a second light 1120 that includes at least one second communication message 1011. Then, the driver of the mobile vehicle 20 can sense the second light 1120 by the first sensing module 101 to generate the second optical signal 1010. Then, the first sensing module 101 demodulates at least one second communication message 1011 included in the second optical signal 1010 via the signal demodulation process, and then transmits the signal to the processing module 102. Finally, the driver of the mobile vehicle 20 can communicate with the processing module 102 via a display device (such as a screen) or an external electronic device (such as a mobile phone or a computer) to obtain at least one of the drivers of the mobile vehicle 21 to be transmitted. The second communication message 1011.

It is to be noted that the specific structure of the second lighting module 112 of the present embodiment is similar to that of the first lighting module 100, and may also include a light control unit and a light emitting unit, and the actuation is similar. Furthermore, the specific structure of the first sensing module 101 of the present embodiment is similar to that of the second sensing module 110, and may also include a light detecting unit and a receiving unit, and the actuation is similar. Therefore, no further explanation will be given here.

Although the concept of the illuminating communication method of the present invention has been described in the foregoing description of the illuminating communication system of the present invention, for the sake of clarity, the step flow chart is further illustrated below for detailed description.

Please refer to FIG. 6 , which is a first flowchart of the method for illuminating communication according to the present invention, and please refer to FIG. 1 and FIG. 2 together. As shown in the figure, the illuminating communication method of the present invention comprises the following steps:

Step S30: generating a first light by using the first light emitting module of the first optical communication end;

Step S31: using the first sensing module of the second optical communication terminal to sense the first light to generate the first optical signal, and demodulating at least one of the first optical signals by the signal demodulation process First communication message;

Step S32: Receive at least one first communication message by the control module, and output at least one first communication message.

Please refer to FIG. 7 , which is a second flow chart of the illuminating communication method of the present invention, and please refer to FIG. 1 to FIG. 3 together. As shown in the figure, the first lighting module may include a light control unit and a light emitting unit, and the step S30 of generating the first light further comprises the following steps:

Step S300: receiving, by the light control unit, the first communication message, and adding the first communication message to the carrier to form a first communication modulation signal;

Step S301: The first communication modulation signal is received by the light emitting unit, and the first light is generated accordingly.

Further, the first sensing module may include the first light detecting unit and the first receiving unit, and the step S31 of generating the first optical signal and demodulating the at least one first communication message further includes the following steps:

Step S310: sensing, by the first light detecting unit, the first light, and generating the first light signal;

Step S311: The first receiving unit receives the first optical message, and demodulates the at least one first communication message included in the first optical signal by using the signal demodulating process.

In summary, the illuminating communication system and method of the present invention utilizes light emitted by a plurality of different color LEDs to transmit a message, and then senses the light emitted by the LED by a color sensor. Can receive messages. The illuminating communication system can be used for many purposes, and the use of the illuminating diode is also improved.

The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the invention are intended to be included in the scope of the appended claims.

1‧‧‧Lighting communication system
10‧‧‧First optical communication terminal
100‧‧‧First lighting module
1000‧‧‧First light
1001‧‧‧Light Control Unit
1001A‧‧‧First communication modulation signal
1002‧‧‧Light emitting unit
101‧‧‧First sensing module
1010‧‧‧second optical signal
1011‧‧‧Second communication message
102‧‧‧Processing module
11‧‧‧Second optical communication terminal
110‧‧‧Second sensing module
1100‧‧‧First optical signal
1101‧‧‧First communication message
1102‧‧‧Light detection unit
1103‧‧‧ Receiving unit
111‧‧‧Control Module
112‧‧‧Second lighting module
1120‧‧‧second light
20, 21‧‧‧ action vehicles
S30~32‧‧‧Steps

1 is a block diagram of a first embodiment of an illuminating communication system of the present invention; FIG. 2 is a schematic diagram of a first embodiment of the illuminating communication system of the present invention; and FIG. 3 is an illuminating communication system of the present invention Figure 4 is a block diagram of a third embodiment of the illuminating communication system of the present invention; and Figure 5 is a schematic view of a third embodiment of the illuminating communication system of the present invention; The figure is the first flow chart of the light-emitting communication method of the present invention; and the seventh figure is the second flow chart of the light-emitting communication method of the present invention.

1‧‧‧Lighting communication system

10‧‧‧First optical communication terminal

100‧‧‧First lighting module

1000‧‧‧First light

11‧‧‧Second optical communication terminal

110‧‧‧Second sensing module

1100‧‧‧First optical signal

1101‧‧‧First communication message

111‧‧‧Control Module

Claims (10)

An illuminating communication system, comprising: a first optical communication terminal, comprising: a first lighting module that generates a first light; and a second optical communication terminal, comprising: a second sensing module a group that senses the first light to generate a first optical signal, and demodulates at least one first communication message included in the first optical signal via a signal demodulation process; and a control module The second sensing module is electrically connected to the second sensing module, and the control module receives the at least one first communication message and outputs the at least one first communication message. The illuminating communication system of claim 1, wherein the first illuminating module comprises: a ray control unit that receives the first communication message and adds the first communication message to the carrier to form a first a communication modulation signal; and a light emitting unit electrically connected to the light control unit, when the first light emitting unit receives the first communication modulation signal, the first light emitting unit generates the first a light. The illuminating communication system of claim 2, wherein the first light ray emitted by the light emitting unit comprises red light, green light or blue light. The illuminating communication system of claim 1, wherein the second sensing module comprises: a light detecting unit that senses the first light and generates the first optical signal; and receives The unit is electrically connected to the light detecting unit and the control module, and the receiving unit receives the first optical message, and demodulates the at least one of the first optical signal by the signal demodulating process A communication message. The illuminating communication system of claim 4, wherein the second sensing module is a color sensor. An illuminating communication method, comprising the steps of: generating a first light by using a first light emitting module of a first optical communication terminal; and sensing by the second sensing module of a second optical communication end The first light is generated to generate a first optical signal, and the at least one first communication message included in the first optical signal is demodulated by a signal demodulation process; and the at least one is received by a control module The first communication message outputs the at least one first communication message. The illuminating communication method of claim 6, wherein the first illuminating module comprises a light control unit and a light emitting unit, and the step of generating the first light further comprises the following steps: The control unit receives the first communication message, and adds the first communication message to the carrier to form a first communication modulation signal; and receives the first communication modulation signal by using the light emitting unit, and generates the first a light. The illuminating communication method of claim 7, wherein the first light ray emitted by the light emitting unit comprises red light, green light or blue light. The illuminating communication method of claim 6, wherein the second sensing module comprises a light detecting unit and a receiving unit, and generates the first optical signal, and demodulates the at least one first communication The step of the message further comprises the steps of: sensing the first light by the light detecting unit, and generating the first light signal; and receiving the first light message by using the receiving unit, and demodulating the signal by the signal And demodulating the at least one first communication message included in the first optical signal. The illuminating communication method of claim 9, wherein the first sensing module is a color sensor.