CN108696973A - A kind of visible optical communication readjustment system - Google Patents
A kind of visible optical communication readjustment system Download PDFInfo
- Publication number
- CN108696973A CN108696973A CN201810398669.9A CN201810398669A CN108696973A CN 108696973 A CN108696973 A CN 108696973A CN 201810398669 A CN201810398669 A CN 201810398669A CN 108696973 A CN108696973 A CN 108696973A
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- CN
- China
- Prior art keywords
- signal
- lanterns
- lamps
- light modulator
- mcu
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/116—Visible light communication
Abstract
The invention discloses a kind of visible optical communications to adjust back system, including light modulator and the lamps and lanterns that electric current is controlled by the light modulator;The light modulator includes signal inspection device and demodulation module;The signal inspection device is used to the optical signal of input being converted to electric signal;The modulation format that the demodulation module is used to be used according to system transmitting terminal demodulates electric signal, and exports the modulated signal after demodulation to the lamps and lanterns.The optical signal in lamps and lanterns is converted to electric signal using signal inspection device, it is modulated and is fed back in lamps and lanterns by demodulation module again, lamps and lanterns are directly dimmed to realize, since light modulator is by receiving signal and modifying directly to regulate and control lamps and lanterns, so cumbersome fit wires need not be carried out, it only needs a light modulator that can regulate and control to multiple lamps and lanterns, greatly improves work efficiency.
Description
Technical field
The present invention relates to lighting areas, and in particular to a kind of visible optical communication readjustment system.
Background technology
Currently, in the case where museum, part market are relatively high to lighting requirement, generally require according to current photographed object
Individually modulate single lamps and lanterns light, it is existing can only be by two ways, first, each lamp connects a light modulator, the disadvantage is that dress
With cumbersome, inconvenient, of high cost, the other is digital dimming, such as DALI, DMX512, the disadvantage is that fit wires bother, at
The problems such as this input is high.
Invention content
The present invention is directed to solve one of above-mentioned technical problem in the related technology at least to a certain extent.For this purpose, this hair
Bright proposition one kind putting forward efficient visible optical communication readjustment system.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of visible optical communication readjustment system, including light modulator and the lamps and lanterns that electric current is controlled by the light modulator;
The light modulator includes signal inspection device and demodulation module;
The signal inspection device is used to the optical signal of input being converted to electric signal;
The demodulation module is used for the modulation format that is used according to system transmitting terminal and is demodulated to electric signal, and to described
Modulated signal after lamps and lanterns output demodulation.
Preferably, the signal inspection device includes light-sensitive device;
The light-sensitive device is used to detect faint fluctuation in light and is converted to address electric signal, and measures the light of light
According to being worth and be converted to illumination electric signal.
Preferably, the demodulation module includes the first MCU;
First MCU is used to described address electric signal recompilating into the first address code, and by the light
It is compiled into the modulated signal for controlling electric current in the lamps and lanterns according to electric signal
Preferably, the lamps and lanterns are provided with the 2nd MCU;
2nd MCU by the modulated signal for converting and exporting into electric current.
Preferably, it is provided between the light modulator and the lamps and lanterns for passing the modulated signal from the light modulator
It is defeated in the lamps and lanterns, and to RF wireless communication devices that the electric current of the lamps and lanterns is controlled;
The RF wireless communication devices include the transmitting terminal being arranged in the light modulator and are arranged in the lamps and lanterns
Receiving terminal;
The first address code compiled out by the first MCU is implanted into the transmitting terminal, the receiving terminal implantation is by producing
The second address code being implanted directly into the process, the light modulator and the lamps and lanterns are carried out by the first address code and the second address code
Matching connection.
Preferably, the demodulation module is additionally provided with the signal-adjusting module regulated and controled to the modulated signal;
The signal-adjusting module is output to for modulating the illumination electric signal in the signal inspection device
It is recompilated in first MCU.
Preferably, the light modulator is by being arranged the interactive interface on the light modulator surface to the signal-adjusting module
Regulated and controled.
Preferably, it is provided between the light-sensitive device and the first MCU and described address electric signal is amplified place
The operational amplifier of reason, and useful component in the electric signal of address is transferred to the capacitance coupling circuit in the first MCU.
Preferably, the 2nd MCU is provided with the PWM module converted to the modulated signal.
Preferably, the transmitting terminal includes PT2262 chips, and the receiving terminal includes PT2272 chips.
Compared with prior art, the beneficial effects of the invention are as follows:A kind of visible optical communication of the present invention adjusts back system, including
Light modulator and the lamps and lanterns that electric current is controlled by the light modulator;The light modulator includes signal inspection device and demodulation module;
The signal inspection device is used to the optical signal of input being converted to electric signal;The demodulation module according to system for emitting
The modulation format that end uses demodulates electric signal, and exports the modulated signal after demodulation to the lamps and lanterns.Utilize optical signal
Optical signal in lamps and lanterns is converted to electric signal by detection device, then is modulated and is fed back in lamps and lanterns by demodulation module, from
And realize and lamps and lanterns are directly dimmed, since light modulator is directly adjusted lamps and lanterns by reception signal and modifying
Control, so cumbersome fit wires need not be carried out, it is only necessary to which a light modulator can regulate and control multiple lamps and lanterns, carry significantly
High working efficiency.
Description of the drawings
The present invention is preferably illustrated with reference to the accompanying drawings and examples.
Fig. 1 is lamps and lanterns and the flow chart of light modulator matching connection in the present invention;
Fig. 2 is the work flow diagram in the present invention.
Specific implementation mode
Referring to Fig.1~Fig. 2, a kind of visible optical communication of the invention adjust back system, including light modulator and by the light modulator
Control the lamps and lanterns of electric current;
The light modulator includes signal inspection device and demodulation module;
The signal inspection device is used to the optical signal of input being converted to electric signal;
The demodulation module is used for the modulation format that is used according to system transmitting terminal and is demodulated to electric signal, and to described
Modulated signal after lamps and lanterns output demodulation.
In use, the optical signal in lamps and lanterns is converted to electric signal using signal inspection device, then by solving mode transfer
Block is modulated and feeds back in lamps and lanterns, is directly dimmed to lamps and lanterns to realize, since light modulator is by receiving signal simultaneously
It modifies directly to regulate and control to lamps and lanterns, so cumbersome fit wires need not be carried out, it is only necessary to which a light modulator is
Multiple lamps and lanterns can be regulated and controled, be greatly improved work efficiency.
In the present embodiment, the signal inspection device includes light-sensitive device;
The light-sensitive device is used to detect faint fluctuation in light and is converted to address electric signal, and measures the light of light
According to being worth and be converted to illumination electric signal.
It improves as a preferred embodiment of the above technical solution, the demodulation module includes the first MCU;
First MCU is used to described address electric signal recompilating into the first address code, and by the light
It is compiled into the modulated signal for controlling electric current in the lamps and lanterns according to electric signal
Preferably, the lamps and lanterns are provided with the 2nd MCU;
2nd MCU by the modulated signal for converting and exporting into electric current.
Preferably, it is provided between the light modulator and the lamps and lanterns for passing the modulated signal from the light modulator
It is defeated in the lamps and lanterns, and to RF wireless communication devices that the electric current of the lamps and lanterns is controlled;
The RF wireless communication devices include the transmitting terminal being arranged in the light modulator and are arranged in the lamps and lanterns
Receiving terminal;
The first address code compiled out by the first MCU is implanted into the transmitting terminal, the receiving terminal implantation is by producing
The second address code being implanted directly into the process, the light modulator and the lamps and lanterns are carried out by the first address code and the second address code
Matching connection.
In use, when the first address code and after the second address code successful match, the modulated signal by the RF without
In line communication device transfers to the 2nd MCU of the lamps and lanterns, and preferably recompilate into corresponding electric current.It realizes pair
Different lamps and lanterns carry out difference classification, can only once regulate and control one or same group of lamps and lanterns, improve the adaptability of system, avoid not
Interfere with being generated between lamps and lanterns.
Preferably, the demodulation module is additionally provided with the signal-adjusting module regulated and controled to the modulated signal;
The signal-adjusting module is output to for modulating the illumination electric signal in the signal inspection device
It is recompilated in first MCU.
By modulation transmissions to the modulated signal in the lamps and lanterns, the electric current in the lamps and lanterns is adjusted indirectly to realize
Control.
Preferably, the light modulator is by being arranged the interactive interface on the light modulator surface to the signal-adjusting module
Regulated and controled.Respective identification is set using interactive interface, to guide user of service that the modulated signal is adjusted, to reach
To the purpose regulated and controled to the electric current in the lamps and lanterns, and then change the illumination value of the lamps and lanterns.
Preferably due to which the fluctuation of light is very faint, therefore, it is provided between the light-sensitive device and the first MCU
Described address electric signal is amplified to the operational amplifier of processing, and useful component in the electric signal of address is transferred to described
Capacitance coupling circuit in one MCU.
Preferably, the 2nd MCU is provided with the PWM module converted to the modulated signal.
Preferably, in the present embodiment, the transmitting terminal includes PT2262 chips, and the receiving terminal includes PT2272 cores
Piece.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of visible optical communication adjusts back system, it is characterised in that:The lamp of electric current is controlled including light modulator and by the light modulator
Tool;
The light modulator includes signal inspection device and demodulation module;
The signal inspection device is used to the optical signal of input being converted to electric signal;
The demodulation module is used for the modulation format that is used according to system transmitting terminal and is demodulated to electric signal, and to the lamps and lanterns
Modulated signal after output demodulation.
2. a kind of visible optical communication according to claim 1 adjusts back system, it is characterised in that:The signal inspection device
Including light-sensitive device;
The light-sensitive device is used to detect faint fluctuation in light and is converted to address electric signal, and measures the illumination value of light
And it is converted to illumination electric signal.
3. a kind of visible optical communication according to claim 2 adjusts back system, it is characterised in that:The demodulation module includes the
One MCU;
First MCU is used to described address electric signal recompilating into the first address code, and the illumination is electric
Signal is compiled into the modulated signal for controlling electric current in the lamps and lanterns.
4. a kind of visible optical communication according to claim 3 adjusts back system, it is characterised in that:The lamps and lanterns are provided with second
MCU;
2nd MCU by the modulated signal for converting and exporting into electric current.
5. a kind of visible optical communication according to claim 4 adjusts back system, it is characterised in that:The light modulator and the lamp
It is provided between tool for the modulated signal to be transferred to from the light modulator in the lamps and lanterns, and to the electric current of the lamps and lanterns
The RF wireless communication devices controlled;
The RF wireless communication devices include the transmitting terminal being arranged in the light modulator and the reception that is arranged in the lamps and lanterns
End;
The first address code compiled out by the first MCU is implanted into the transmitting terminal, the receiving terminal implantation is by production process
In the second address code for being implanted directly into, the light modulator and the lamps and lanterns are matched by the first address code and the second address code
Connection.
6. a kind of visible optical communication according to claim 3 adjusts back system, it is characterised in that:The demodulation module is also set up
There is the signal-adjusting module regulated and controled to the modulated signal;
The signal-adjusting module is output to described for modulating the illumination electric signal in the signal inspection device
It is recompilated in first MCU.
7. a kind of visible optical communication according to claim 6 adjusts back system, it is characterised in that:The light modulator passes through setting
Interactive interface on the light modulator surface regulates and controls the signal-adjusting module.
8. a kind of visible optical communication according to claim 3 adjusts back system, it is characterised in that:
It is provided with the operation amplifier that described address electric signal is amplified to processing between the light-sensitive device and the first MCU
Device, and useful component in the electric signal of address is transferred to the capacitance coupling circuit in the first MCU.
9. a kind of visible optical communication according to claim 4 adjusts back system, it is characterised in that:2nd MCU is provided with
The PWM module that the modulated signal is converted.
10. a kind of visible optical communication according to claim 5 adjusts back system, it is characterised in that:The transmitting terminal includes
PT2262 chips, the receiving terminal include PT2272 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810398669.9A CN108696973A (en) | 2018-04-28 | 2018-04-28 | A kind of visible optical communication readjustment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810398669.9A CN108696973A (en) | 2018-04-28 | 2018-04-28 | A kind of visible optical communication readjustment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108696973A true CN108696973A (en) | 2018-10-23 |
Family
ID=63845201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810398669.9A Pending CN108696973A (en) | 2018-04-28 | 2018-04-28 | A kind of visible optical communication readjustment system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102687594A (en) * | 2009-11-02 | 2012-09-19 | 三星Led株式会社 | Lighting control apparatus |
| US20170094755A1 (en) * | 2015-09-25 | 2017-03-30 | General Electric Company | Commissioning method of lighting control system using visual light communication |
| CN106973470A (en) * | 2016-01-13 | 2017-07-21 | 深圳市轻生活科技有限公司 | Can voice latency or time switch intelligent lamp and its intelligent lighting control system |
| CN107071991A (en) * | 2016-12-13 | 2017-08-18 | 广州市浩洋电子股份有限公司 | A kind of stage lamp control system and control method based on visible light communication |
| CN107926103A (en) * | 2015-08-05 | 2018-04-17 | 卢特龙电子公司 | Debugging and control load control apparatus |
-
2018
- 2018-04-28 CN CN201810398669.9A patent/CN108696973A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102687594A (en) * | 2009-11-02 | 2012-09-19 | 三星Led株式会社 | Lighting control apparatus |
| CN107926103A (en) * | 2015-08-05 | 2018-04-17 | 卢特龙电子公司 | Debugging and control load control apparatus |
| US20170094755A1 (en) * | 2015-09-25 | 2017-03-30 | General Electric Company | Commissioning method of lighting control system using visual light communication |
| CN106973470A (en) * | 2016-01-13 | 2017-07-21 | 深圳市轻生活科技有限公司 | Can voice latency or time switch intelligent lamp and its intelligent lighting control system |
| CN107071991A (en) * | 2016-12-13 | 2017-08-18 | 广州市浩洋电子股份有限公司 | A kind of stage lamp control system and control method based on visible light communication |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20181023 |