CN106851908B - Light adjusting system - Google Patents
Light adjusting system Download PDFInfo
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- CN106851908B CN106851908B CN201710070568.4A CN201710070568A CN106851908B CN 106851908 B CN106851908 B CN 106851908B CN 201710070568 A CN201710070568 A CN 201710070568A CN 106851908 B CN106851908 B CN 106851908B
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- frequency band
- lanterns
- special frequency
- led lamps
- brightness adjustment
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- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention relates to a kind of Dimmable LED lamps and lanterns, dimming device and light adjusting systems, wherein Dimmable LED lamps and lanterns include signal demodulating equipment and light source control device, signal demodulating equipment receives the special frequency band brightness adjustment control coding that reconciliation transfers to carry from single-line type load electric line, and light source control device is according to brightness, colour temperature and the color parameter of the special frequency band brightness adjustment control code adjustment Dimmable LED lamps and lanterns demodulated.The single-line type supply access of load electric line can be still kept by attachment supply access in the state of turning off Dimmable LED lamps and lanterns.The dimming device of this Dimmable LED lamps and lanterns includes the first modulating apparatus, input unit and controller, dimming commands are inputted by input unit, first modulating apparatus is carried on load electric line after being modulated special frequency band brightness adjustment control coding to be sent to Dimmable LED lamps and lanterns, and controller generates the special frequency band brightness adjustment control according to the dimming commands inputted and encodes.
Description
Technical field
The present invention relates to intelligent lighting controls field, especially a kind of Dimmable LED lamps and lanterns are wanted in traditional electrician's wiring
It asks down, numerical control instruction is transmitted by load electric line, control LED lamp brightness, the control of colour temperature and color using controller
System.
Background technique
With the development of semiconductor illumination technique, LED lamp is more more and more universal, and especially average family has begun
Large area uses LED illumination, and LED illumination energy conservation, individual character, controllable advantage have also obtained sufficient embodiment, and user is to LED illumination
Degree of recognition be also substantially improved.Common LED lamps and lanterns cannot achieve light modulation color-temperature regulating or even coloured silk of mixing colours, and current routine on the market
Way is to carry out wireless control by remote controler or mobile phone, but use is not convenient enough.
Summary of the invention
The present invention propose for the technical problems in the prior art a kind of Dimmable LED lamps and lanterns, dimming device and
Its system, dimming device can utilize control by the single-line type power line transmission numerical control instruction of load-side (including LED lamp)
Device processed controls LED lamp brightness, the control of colour temperature and color.Standard machinery switch-segment formula light modulation color-temperature regulating and nothing are supported simultaneously
Line remote control, in the case where traditional electrician's wiring requires, solving common LED lamps and lanterns cannot achieve LED lamp brightness, colour temperature and color
The problem of control.
In the first embodiment of the invention, a kind of Dimmable LED lamps and lanterns include: signal demodulating equipment, are configured as receiving
The special frequency band brightness adjustment control that reconciliation transfers to carry from single-line type load electric line encodes, wherein the special frequency band brightness adjustment control
Coding contains at least one in the brightness regulation grade, color temperature adjustment grade and color adjustment grade of the Dimmable LED lamps and lanterns
Person；The light source control device of signal demodulating equipment described in electrical couplings is configured as according to the special frequency band light modulation control demodulated
At least one of the brightness of Dimmable LED lamps and lanterns, colour temperature and color parameter described in code adjustment processed；It is described negative with being electrically coupled to
The attachment supply access for carrying power line is configured as in shutdown to the supply access of LED light source in the Dimmable LED lamps and lanterns
The single-line type supply access of the load electric line is still kept under state.
In second embodiment of the invention, the dimming device of this Dimmable LED lamps and lanterns passes through single-line type load electric line
Adjust the Dimmable LED lamps and lanterns, comprising: the first modulating apparatus is configured as the special frequency band brightness adjustment control
Coding is carried on the load electric line after being modulated to be sent to Dimmable LED lamps and lanterns；Input unit, for inputting light modulation
Instruction；With the controller for being electrically coupled to first modulating apparatus and input unit, it is configured as according to the tune inputted
Light instruction generates the special frequency band brightness adjustment control coding.
In third embodiment of the invention, this light adjusting system includes single-line type load electric line power circuit, in this time
The control beginning of road is equipped with regulating device, and control end is equipped with several Dimmable LED lamps and lanterns, wherein the regulating device packet
Include: the first modulating apparatus is configured as being carried on the load electricity after being modulated special frequency band brightness adjustment control coding
The line of force is simultaneously sent to the Dimmable LED lamps and lanterns；Input unit, for inputting dimming commands；Be electrically coupled to the signal tune
The controller of device and input unit processed is configured as generating the special frequency band brightness adjustment control according to the dimming commands inputted
Coding.The Dimmable LED lamps and lanterns include: signal demodulating equipment, are configured as receiving conciliating and transfer from the load electric line
The special frequency band brightness adjustment control of carrying encodes, wherein special frequency band brightness adjustment control coding contains the light-adjustable LED lamp
At least one of brightness regulation grade, color temperature adjustment grade and color adjustment grade of tool；The demodulation dress of signal described in electrical couplings
The light source control device set is configured as the light-adjustable LED lamp according to the special frequency band brightness adjustment control code adjustment demodulated
At least one of brightness, colour temperature and color parameter of tool；With the attachment supply access for being electrically coupled to the load electric line, quilt
It is configured to still keep the load electric in the state that shutdown is to the supply access of LED light source in the Dimmable LED lamps and lanterns
The single-line type supply access of line.
In presently embodied advantage, dimming device and LED lamp can be set not changing household indoor power lead
It is mounted in the case where setting, meanwhile, the light that LED lamp of the present invention issues can be in the outside in the range of exposures of the light
Digital identifier device is received the decode, to obtain control instruction therein.
Detailed description of the invention
Fig. 1 is a kind of system schematic of Dimmable LED lamps and lanterns of the embodiment of the present invention；
Fig. 2 is the system schematic of the regulating device of Dimmable LED lamps and lanterns in a kind of control figure 1 of the embodiment of the present invention；
Fig. 3 be the embodiment of the present invention input unit user can touch panel outline structural diagram.
Specific embodiment
According to Fig. 1, it can be achieved that a kind of light adjusting system in scheme disclosed in several embodiments of the present invention, including based on negative
Dimming device 2 and LED lamp 1 that power line realizes Digital Signals are carried, this several embodiment is respectively to LED lamp
1 and the example way of dimming device 2 highlight advantage of the invention.It should be understood that can phase between these embodiments
Mutually combination or reference are to embody technical effect of the invention, for the control of common household room lighting, the solution of the present invention
It is particularly advantageous and convenient to carry out.
Dimming device 2 and LED lamp 1 can be mounted in the case where not changing the setting of household indoor power lead, from electricity
The L line of power lead to N line constitutes single-ended circuit.Power line can not change paving mode or node, while can be used as signal transmission
Medium transmits information.Power line is the very high building firm power facility of popularity rate, can be to the photograph for using power line to power
Bright equipment is communicated.Power line is usually to be layed in indoor and outdoor electric wire, in the process for implementing light adjusting system of the present invention
In, it can directly use original electric wire.In addition, room inside/outside lighting apparatus obtains electric power to receive from load electric line 100
Supply, is arranged electricity-getting switch on metope, and technical staff is able to use indoor original light switch to improve.It is shown in Fig. 1
In example, dimming device 2 can be added in light switch, so that this light switch be made to have dimming function.
To, the supply access of single-line type load electric line 100 is formd on the circuit, the dimming device 2 with
Do not have any digital modulation signals on supply access other than the control access that LED lamp 1 is formed.In a preferred example
In, numerical control instruction is carried by signal specific modulation system on the control access that dimming device 2 is formed with LED lamp 1
In, (for example, sine wave), in the modulation system, dimming device 2 be can be used on the Alternating Current Power Supply waveform of the load electric line 100
Zero crossing detection device generate a zero cross signal, using as start send digital dimming instruction pumping signal.Implement at one
In example, described in period modulation of the dimming device 2 after the positive half cycle of AC sine wave starts to the zero passage in wave crest direction
Numerical control instruction, and numerical control instruction is sent in a period of the positive half cycle to trough direction close to zero crossing.When
Between the setting of section be modifiable.
Embodiment 1: the improvement to LED lamp
Referring to Fig.1, Dimmable LED lamps and lanterns 1 include: signal demodulating equipment 12, are configured as receiving conciliating and transfer described in
The special frequency band brightness adjustment control coding that single-line type load electric line 100 carries, wherein special frequency band brightness adjustment control coding packet
At least one of the brightness regulation grade, color temperature adjustment grade and color adjustment grade of the Dimmable LED lamps and lanterns 1 are contained；Electricity
Property couples the light source control device 13 of the signal demodulating equipment 12, is configured as according to the special frequency band brightness adjustment control demodulated
At least one of the brightness of Dimmable LED lamps and lanterns 1, colour temperature and color parameter described in code adjustment；It is described negative with being electrically coupled to
The attachment supply access 11 for carrying power line 100 is configured as turning off the confession to LED light source 14 in the Dimmable LED lamps and lanterns 1
The single-line type supply access of the single-line type load electric line 100 is still kept in the state of electric pathway.
In a kind of modification, the Dimmable LED lamps and lanterns 1 further include: be connected to the second letter of light source control device 13
Number modulating device 15 is configured as going out according to the special frequency band brightness adjustment control coded modulation digital modulation information and by the number
Modulation intelligence is carried on the light that LED light source 14 issues in the LED lamp 1, wherein special frequency band brightness adjustment control coding is also
Contain the control instruction for expressing the digital modulation information；With emitter 16, emit the number being carried on the light
Modulation intelligence.
Specifically, the light that LED light source 14 issues can be in the identification of the external digital in the range of exposures of the light
Equipment 3 is received the decode, to obtain control instruction therein.In the embodiment shown in fig. 1, external digital identification equipment 3 has
There is optical receiver apparatus, for receiving the light of the irradiation of LED light source 14 out of above-mentioned LED lamp 1 and extracting the progress of digital modulation information
Demodulation is to receive the digital information wherein transmitted.Shown optical receiver apparatus can be personal computer (PC) or portable terminal
(PDA), mobile phone etc. can also be the digital devices such as the audio/video equipment for being provided with sensor devices, television set.In one kind
In modification, the emitter 16 can be substituted or be combined with LED light source 14.
In order to enable 14 normal luminous of LED light source, need to drive LED particle in LED light source 14 by direct current power,
Dimmable LED lamps and lanterns 1 are further provided with potential device, and the AC power that self-supported power line 100 supplies in the future is transformed into direct current
Electricity output can use the power module of existing LED lamp to simplify the improvement of lamps and lanterns.In addition, in order to realize to LED light source
14 signal output, the potential device are configured as being adjusted the DC voltage of supply 14 particle of LED light source.In turn,
The supply of electric power required for also being acted in bandpass filter 112.Furthermore in one embodiment, due in power line
The digital modulation information waveform through ovennodulation is carried on 100, the waveform of digital modulation information can be made by rectification circuit not
It appears on the DC waveform.
In another modification, signal demodulating equipment 12 has low-pass filter, is configured as extracting on power line 100
The digital modulation information carried.In one embodiment, signal demodulating equipment 12 has again connects the low-pass filter
Signal selector is configured as decomposing and select to send the control instruction with the light that the LED light source issues.Described
It selects to be to demodulate the numerical control instruction expressed as special frequency band brightness adjustment control coding, and select and separate the number
Word control instruction needs the digital information that sends to external digital identifier device 3 to generate, or can also by other methods come
It is selected, to generate the control instruction.Alternatively, being also possible to control low-pass filter using light source control device 13
Frequency, demodulation frequency mode, will be carried on another frequency band be used to express the digital modulation information control instruction carry out demodulation
It re-modulates and sends.The signal selector corresponds to the corresponding frequencies of low-pass filter setting sent with dimming device 2
And it is arranged.Signal selector may be provided at the prime of low-pass filter, and grade behind also can be set.And then it is found that if not
Second signal modulating device 15 is set to send the control instruction for expressing the digital modulation information, then only as reception
In the LED lamp that is used of special frequency band brightness adjustment control coding, the special frequency band waveform of settable fixation and be not provided with the letter
Number selector, low-pass filter only pass through the fixed frequency band waveform.
Specifically, the second signal modulating device 15 is configured as making to be extracted by low-pass filter digital control
Command signal is carried on the direct current power waveform being converted by above-mentioned apparatus, and thus, it is possible to be controlled according to the number carried
Command information processed, which makes the DC voltage for being supplied to 14 both ends of LED light source generate variation, (such as makes light source that the special frequency band occur
The flashing of set frequency), meanwhile, special frequency band brightness adjustment control coding can be used in controlling the light modulation of LED light source (for example, light
Flux or light on and off).In a kind of modification, light source control device 13 can also be compiled according to the brightness adjustment control from low-pass filter
Code carries out switch control to the direct current from potential device.
Embodiment 2: it is exclusively used in adjusting the dimming device of LED lamp
Referring to Fig. 2 and 3, the embodiment of dimming device 2 is adjusted described in embodiment 1 by single-line type load electric line 100
Dimmable LED lamps and lanterns 1, comprising: the first modulating apparatus 21, be configured as encoding the special frequency band brightness adjustment control into
The load electric line 100 is carried on after row modulation to be sent to Dimmable LED lamps and lanterns 1；Input unit 22, for (for example) using
Family is manually entered dimming commands；With the controller 23 for being electrically coupled to first modulating apparatus 21 and input unit 22, quilt
It is configured to the dimming commands inputted according to user and generates the special frequency band brightness adjustment control coding.In a kind of modification, light modulation
The input unit 22 of device 2 include user can touch interface 200, with the light modulation described in response to the input of the touch-control of user
Instruction.
Specifically, the user can touch interface 200 include convenient for user's finger turn operation turn adjust machine
Structure 201.The turn regulating mechanism 201 used for user can be Single button formula, be also possible to more knobs.Of the invention real
Apply in example, can be adjusted by single knob the brightness regulation grades of the Dimmable LED lamps and lanterns 1, color temperature adjustment grade and
One or more of color adjustment grade, in embodiments of the present invention, regulative mode are stagewise adjusting.For the ease of user
Itself regulating effect is known, can be provided in the knob of turn regulating mechanism 201 on touch interface in the user
The annular instruction device 202 (for example, the flashing of indicator light or turn on/off prompt) of circle.Inventor is to turn regulating mechanism 201 and refers to
The specific configuration and functional character of showing device 202 separately submit patent application, and it will not be described here.
In a kind of modification, the controller 23 of the dimming device 2 be can be configured to:
First turn ratio 203 of the turn regulating mechanism 201 according to turn generates the first special frequency band brightness adjustment control
Coding.Wherein the turn regulating mechanism 201 can be produced using position A as the initial point of turn when turn clockwise is to position B
Raw first turn ratio 203, the first turn ratio 203 generate the first level signal by the rotary electric machine of mechanical couplings therewith
To controller 23, the controller 23 will be generated according to first level signal need (for example) brightness to LED light source 14 into
The digital coding that row current potential is adjusted；
According to the second turn ratio 204 under the conditions of meeting default time slot, compiled based on the first special frequency band brightness adjustment control
Code generates the second special frequency band brightness adjustment control coding；With
Under the conditions of being unsatisfactory for the default time slot, special frequency band brightness adjustment control coding is not generated.Specifically, when described
Gap is set by controller 23, is also possible to set (for example, 1s) with the timer of 23 electrical couplings of the controller, if with
When using the turn regulating mechanism 201, after user's turn is to position B, user can continue in 1s time slot to Fig. 3 institute at family
The position C turn shown, to generate the second turn ratio 204, based on the above embodiment, controller 23 is according to the first turn ratio
Example 203 produces the first level signal to generate the first special frequency band brightness adjustment control coding, if setting 1s time slot, turn at this time
Regulating mechanism 201 can be superimposed second electrical level signal in the state of resetting without level on the basis of the first level signal, from
And controller 23 can generate on the basis of (for example) the first special frequency band brightness adjustment control encodes indicated brightness regulation to color
The adjusting of warm grade, in turn, LED light source 14 will simultaneously or successively receive regulating command to colour temperature and brightness, bright to realize
The variation of degree and colour temperature.It should be understood that if the continuous turn operation of user exceeds 1s time slot (for example, after 5s), turn
Regulating mechanism 201 will carry out level reset, to will generate the second grade continued to brightness when continuing turn to position C
It adjusts.In another example, if time slot is greater than 5s, turn regulating mechanism 201 can not make any level and respond, but multiple
Position or suspend mode, to not generate any special frequency band brightness adjustment control coding.
In addition, the controller is also configured to: according to user can 201 touch-control of touch interface (for example, above-mentioned rotation
Dynamic operation) input generation third special frequency band brightness adjustment control coding.For example, user can be suitable from position A by turn regulating mechanism 201
Hour hands turn is to position D, and in this case, controller 23 is according to the level signal that the larger angle turn ratio 205 generates
It include the specific frequency of third that digital information is sent to the external digital identification equipment 3 in 14 range of exposures of LED light source for generating
Band brightness adjustment control encodes.Preferably, controller 23 can determine whether to trigger according to the corresponding level height of the ratio of institute's turn
This control coding, control coding is used for so that above-mentioned second signal modulating device 15 is demodulated into control LED light source 14 and generates
Another specific frequency waveform (for example, LED light source particle is made to generate flashing).In a kind of modification, according to above-described embodiment, by
In respective digital regulated command information (for example, above-mentioned first, second or third special frequency band brightness adjustment control encodes) be to pass through
It is multiplexed or overlaps each other after frequency segmentation, so can be adjusted by the low-pass filter for only passing through specific frequency from multiple numbers
An information is selectively separated among section command information to come out.In addition, the modulation waveform about the information after separation
It can be modulated again in a manner of applying bias or implementation shaping or amplification etc. to be sent to external digital identification equipment 3.
Embodiment 3: single-line type LED light adjusting system
With further reference to Fig. 1 and 2, this light adjusting system embodiment may include single-line type load electric line power circuit 100,
Control beginning on the circuit is equipped with regulating device 2, and control end is equipped with several Dimmable LED lamps and lanterns 1.Of the invention each
In a embodiment, the special frequency band brightness adjustment control coding for carrying and sending on load electric line 100 is only at control beginning and control
It is transmitted between end processed, that is to say, that at control beginning and control on power line access other than end there is only power supply,
Any carrying digital signal may be not present.Therefore, the setting of this single-line type load electric line 100 is it is particularly advantageous that can not
Interference or influence by any other digital signal.
Wherein the regulating device includes: the first modulating apparatus 21, is configured as above-mentioned (for example) first, second
The load electric line 100 is carried on after being modulated with third special frequency band brightness adjustment control coding and is sent to the tunable optical
LED lamp 1；Input unit 22, for inputting dimming commands；Be electrically coupled to the modulating apparatus 21 and input unit 22
Controller 23, be configured as generating above-mentioned special frequency band brightness adjustment control coding according to the dimming commands that are inputted.LED lamp 1
Include: signal demodulating equipment 12, is configured as receiving the special frequency band light modulation that reconciliation transfers to carry from the load electric line 100
Control coding, wherein the special frequency band brightness adjustment control coding contain the Dimmable LED lamps and lanterns 1 brightness regulation grade,
At least one of color temperature adjustment grade and color adjustment grade；The light source control device of signal demodulating equipment 12 described in electrical couplings
13, it is configured as brightness, the colour temperature of the Dimmable LED lamps and lanterns 1 according to the special frequency band brightness adjustment control code adjustment demodulated
At least one of with color parameter；Attachment supply access 11 with the load electric line 100 is electrically coupled to, is configured as
Turn off the single-line type supply access that the load electric line 100 is still kept in the state of the Dimmable LED lamps and lanterns 1.
In a kind of modification, the Dimmable LED lamps and lanterns 1 further include: be connected to the second letter of light source control device 13
Number modulating device 15 is configured as going out according to the special frequency band brightness adjustment control coded modulation digital modulation information and by the number
Modulation intelligence is carried on the light that LED light source 14 issues in the LED lamp 1, wherein special frequency band brightness adjustment control coding is also
Contain the control instruction for expressing the digital modulation information；With emitter 16, emit the number being carried on the light
Modulation intelligence.
According to Fig. 3, user can touch interface 200 can be the capacitive touch screens of mechanical switch or other forms
Curtain.In the above-described embodiments, mechanical switch described in continuous manual switch or turn (for example, turn regulating mechanism 201) can be passed through
To realize segmented light modulation, color-temperature regulating or the tune Color control to the adjustable LED lamp 1.
In the above-described embodiments, the special frequency band of special frequency band brightness adjustment control coding is arranged in 50~60Hz,
To which the special frequency band brightness adjustment control is encoded to octet or 14 bit bytes, the light modulation of the first, second, and third special frequency band
Control coding can individually be sent, or be sent simultaneously, demultiplexing or extraction be carried out by the low-pass filter, for example, to LED
The adjusting of the brightness of light source 14, colour temperature or color levels can be modulated and be sent based on 55Hz, emit number to LED light source 14
The adjusting of control instruction can be modulated and be sent based on 57Hz.
In one embodiment, the method for adjusting above-mentioned LED lamp 1 includes:
Step 1 receives the special frequency band brightness adjustment control coding that reconciliation transfers to carry from the single-line type load electric line,
Described in special frequency band brightness adjustment control coding contain brightness regulation grade, the color temperature adjustment grade of the Dimmable LED lamps and lanterns
At least one of with color adjustment grade；
Step 2, the brightness of the Dimmable LED lamps and lanterns according to the special frequency band brightness adjustment control code adjustment demodulated, color
At least one of mild color parameter.
As a kind of modification, the method for adjusting LED lamp 1 further comprises:
Step 3 goes out digital modulation information according to the special frequency band brightness adjustment control coded modulation and believes the digital modulation
Breath is carried on the light that the Dimmable LED lamps and lanterns issue, wherein special frequency band brightness adjustment control coding is further comprised and is used for
Express the control instruction of the digital modulation information；
The digital modulation information that step 4, transmitting are carried on the light.
Further, in above-mentioned steps 1 further include:
Step 1-1, according to turn, the first turn ratio of turn regulating mechanism generates the light modulation control of the first special frequency band
System coding；
Step 1-2, under the conditions of meeting default time slot according to the second turn ratio, based on first special frequency band light modulation control
System coding generates the second special frequency band brightness adjustment control coding；With under the conditions of being unsatisfactory for the default time slot, specific frequency is not generated
Band brightness adjustment control encodes.
Further, in above-mentioned steps 1 further include:
Step 1-3, basis can 201 touch-control of touch interface (for example, above-mentioned turn operates) input generation third to user
Special frequency band brightness adjustment control coding.Brightness adjustment control coding is for so that above-mentioned second signal modulating device 15 is demodulated into control
LED light source 14 generates another specific frequency waveform (for example, LED light source particle is made to generate flashing).
In one embodiment, external digital identification equipment 3 can be held by user, and user can be set by its number identification
Standby 3 sensor devices (for example, the LED backlight of optical screen or mobile phone/digital camera camera) having obtain third
Special frequency band brightness adjustment control coding.Based on previous embodiment, the 57Hz frequency that LED light source 14 can be modulated according to controller 23 is dodged
Bright, the digital demodulation device of digital identifier device 3 will be received and be extracted with the frequency band, be referred to obtain number therein
It enables.
In a kind of application of outdoor lighting, LED light source 14 can transmit the desired information obtained of user, carry in user
With optical receiver apparatuses such as (for example) cameras portable digital identification equipment 3 in the case where, can be identified by the number
Equipment 3, which receives the light from adjustable LED lamp 1, can obtain the information sent from its LED light source 14.It is sending and is using
In the case where the demand information of family, since the illumination region of a LED light source 14 has limitation, so can also be by by several adjustable
The illumination framework that formula LED lamp 1 forms changes information to be sent one by one.Even if user in moving process, due to from
It is moved under next LED light source 14 in one 14 range of exposures of LED light source and needs to spend the time, only if it were not for transmission is a large amount of
Information is just able to carry out Continued communication without being on the way interrupted.For example, the position to LED light source 14 can be considered in technical staff
Confidence breath or the cartographic information of surrounding etc. are sent.
In addition, according to above-described embodiment, since LED light source 14 has the signal transfer characteristic of high speed, so the change of light quantity
Change or light on and off, flashing will not be perceived by the human eye and feel LED light source still in continuous luminous.Even if to carry out light carrying
Data transmission, LED light source 14 also simultaneously be used as lighting apparatus.
Technical solution of the present invention and beneficial effect is described in detail in above-described specific embodiment, Ying Li
Solution is not intended to restrict the invention the foregoing is merely presently most preferred embodiment of the invention, all in principle model of the invention
Interior done any modification, supplementary, and equivalent replacement etc. are enclosed, should all be included in the protection scope of the present invention.
Claims (7)
1. light adjusting system, including single-line type load electric line power circuit, the control beginning on the circuit is equipped with regulating device,
It controlling end and is equipped with several Dimmable LED lamps and lanterns, Curve guide impeller is,
The regulating device includes:
First modulating apparatus is configured as being carried on the load electricity after being modulated special frequency band brightness adjustment control coding
The line of force is simultaneously sent to the Dimmable LED lamps and lanterns；
Input unit, for inputting dimming commands；With
It is electrically coupled to the controller of the modulating apparatus and input unit, is configured as raw according to the dimming commands inputted
It is encoded at the special frequency band brightness adjustment control；
Dimmable LED lamps and lanterns include:
Signal demodulating equipment is configured as receiving the special frequency band light modulation that reconciliation transfers to carry from the single-line type load electric line
Control coding, wherein special frequency band brightness adjustment control coding contains brightness regulation grade, the color of the Dimmable LED lamps and lanterns
Temperature adjusts at least one of grade and color adjustment grade；
The light source control device of signal demodulating equipment described in electrical couplings is configured as according to the special frequency band light modulation control demodulated
At least one of the brightness of Dimmable LED lamps and lanterns, colour temperature and color parameter described in code adjustment processed；With
It is electrically coupled to the attachment supply access of the load electric line, is configured as in shutdown to the Dimmable LED lamps and lanterns
The single-line type supply access of the single-line type load electric line is still kept in the state of the supply access of middle LED light source,
Wherein
The method for adjusting above-mentioned Dimmable LED lamps and lanterns includes:
Step 1 receives the special frequency band brightness adjustment control coding that reconciliation transfers to carry from the single-line type load electric line, wherein institute
It states special frequency band brightness adjustment control coding and contains the brightness regulation grade, color temperature adjustment grade and color of the Dimmable LED lamps and lanterns
At least one of caidiao opera section grade；And
Step 2, the brightness of the Dimmable LED lamps and lanterns according to the special frequency band brightness adjustment control code adjustment demodulated, colour temperature and
At least one of color parameter.
2. light adjusting system according to claim 1, Curve guide impeller are, the method for adjusting Dimmable LED lamps and lanterns
Further comprise:
Step 3 goes out digital modulation information according to the special frequency band brightness adjustment control coded modulation and holds the digital modulation information
It is loaded on the light that the Dimmable LED lamps and lanterns issue, wherein special frequency band brightness adjustment control coding is further comprised for expressing
The control instruction of the digital modulation information；And
The digital modulation information that step 4, transmitting are carried on the light.
3. light adjusting system according to claim 1, Curve guide impeller are, the input unit includes a user can
Touch interface, with the dimming commands described in response to the input of the touch-control of user, the user can touch interface include being convenient for
The turn regulating mechanism of user's finger turn operation,
In above-mentioned steps 1 further include:
Step 1-1, according to turn, the first turn ratio of turn regulating mechanism generates the first special frequency band brightness adjustment control and compiles
Code；And
Step 1-2, it under the conditions of meeting default time slot according to the second turn ratio, is compiled based on the first special frequency band brightness adjustment control
Code generates the second special frequency band brightness adjustment control coding；With under the conditions of being unsatisfactory for the default time slot, special frequency band tune is not generated
Photocontrol coding.
4. light adjusting system according to claim 1, Curve guide impeller are, the Dimmable LED lamps and lanterns further include:
Second signal modulating device is configured as going out digital modulation information simultaneously according to the special frequency band brightness adjustment control coded modulation
The digital modulation information is carried on the light that the Dimmable LED lamps and lanterns issue, wherein the special frequency band brightness adjustment control is compiled
Code further comprises the control instruction for expressing the digital modulation information；With
Emitter emits the digital modulation information being carried on the light.
5. light adjusting system according to claim 4, Curve guide impeller are, in above-mentioned steps 1 further include:
Step 1-3, according to user can touch interface touch-control input generate third special frequency band brightness adjustment control coding, the light modulation
Control coding is used for so that above-mentioned second signal modulating device is demodulated into control LED light source and generates another specific frequency waveform.
6. light adjusting system according to claim 4, Curve guide impeller are, the light that the Dimmable LED lamps and lanterns issue is
Issued by LED light source, external digital that the light can be in the range of exposures of light identification equipment receive with
Decoding.
7. light adjusting system according to claim 6, Curve guide impeller are, the LED light source is according to the controller tune
The digital demodulation device of the frequency scintillation of system, the digital identifier device will be received and be extracted with the frequency band, to obtain
Digital command therein.
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| CN201710070568.4A CN106851908B (en) | 2015-12-14 | 2015-12-14 | Light adjusting system |
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| CN106439528B (en) * | 2016-09-29 | 2023-11-24 | 普天智能照明研究院有限公司 | LED lamp with adjustable illumination parameters and adjusting method |
| EP3959944B1 (en) * | 2019-04-25 | 2023-10-04 | Signify Holding B.V. | Controller for a lighting system |
| CN112074042A (en) * | 2020-09-29 | 2020-12-11 | 青岛易来智能科技股份有限公司 | Switch, lamp and lighting system |
| CN114363421A (en) * | 2021-12-03 | 2022-04-15 | 深圳市明微电子股份有限公司 | Communication method, communication system and storage medium for LED dimming |
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| CN105376893B (en) | 2018-03-02 |
| CN105376893A (en) | 2016-03-02 |
| CN106851908A (en) | 2017-06-13 |
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