CN106851912A - A kind of applying electronic formula transformer drives the method and device of high-effect light fixture - Google Patents
A kind of applying electronic formula transformer drives the method and device of high-effect light fixture Download PDFInfo
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- CN106851912A CN106851912A CN201710098721.4A CN201710098721A CN106851912A CN 106851912 A CN106851912 A CN 106851912A CN 201710098721 A CN201710098721 A CN 201710098721A CN 106851912 A CN106851912 A CN 106851912A
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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]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
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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]
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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 invention discloses the method and device that a kind of applying electronic formula transformer drives high-effect light fixture, device includes civil power filter input, for AC convert alternating current high voltage direct currents;Flyback switching unit, for high voltage direct current to be transformed to low-voltage DC;Unit is driven in light modulation toning; for control LED light source different colours, brightness it is luminous, light modulation toning driver element includes DC/DC adaptive power supplies module, detection of power loss module, wireless communication module, microprocessor control unit, LED drive module, overload protection unit;Electric memory body, current detecting unit, current control unit, electricity consumption amount detection unit.The present invention is using electric memory body, switching setting of the memory user to the lighting color set by illuminator or brightness, turning back on will not lose related data, and light modulation toning is carried out to light fixture by wireless network using mobile phone, it is more convenient, more intelligent compared with existing mechanical switch.
Description
Technical field
The side of high-effect light fixture is driven the invention belongs to smart home field, more particularly to a kind of applying electronic formula transformer
Method and device.
Background technology
As house decoration ground rapidly rises gradually forming for gentle Modern Family's finishing theory, existing market is badly in need of a kind of high
Class, multichannel, highly reliable, centralized management, the applying electronic formula transformer of the intelligent remote-controlled operation illumination of decentralised control drive
Dynamic device.At present, Domestic lighting switch is mostly mechanical switch, and switch distribution is scattered, operation is inconvenient, influence finishing effect.
In the market small part is switched using infrared illumination, because infrared ray directionality is poor, command range is short and can not pass through barrier
Control, is greatly limited, it is difficult to promote.
In sum, the problem of prior art presence is:Existing high-effect light fixture has small part to use radio control skill
Art, but because receiver control way is few, integral installation more disperses;Panel button falls behind, easily pollution;Remote-controlled launcher
Volume is excessive, inconvenient to carry;Control setting is complicated, adjustment inconvenience;Filter effect to electric current is poor, and control way is few, and safety is steady
The qualitative defect such as poor;And it is difficult to remote phone or computer network control.
The content of the invention
To solve the problems, such as prior art, the present invention provides a kind of applying electronic formula transformer and drives high-effect light fixture
Method and device.
The present invention is achieved in that a kind of applying electronic formula transformer drives the device of high-effect light fixture, the application
The device of the high-effect light fixture of electronic transformer driving includes:
Civil power filter input, for AC convert alternating current high voltage direct currents;
Flyback switching unit, for high voltage direct current to be transformed to low-voltage DC;
Unit is driven in light modulation toning, for control LED light source different colours, brightness it is luminous;Light modulation toning driver element
Including DC/DC adaptive power supplies module, detection of power loss module, wireless communication module, microprocessor control unit, LED drive module,
Overload protection unit;
The adaptive power supply module, for the different magnitudes of voltage that the constant current constant voltage source of LED lamp exports to be converted to surely
Fixed direct current, is that detection of power loss module, wireless communication module, microprocessor control unit and LED drive module are powered;Should be certainly
Adapting to power module includes EMI filter units, DC converting unit, switchs converting unit, driving switch power subsystem, independently follows
Ring control unit, analog photoelectricity isolated location, stabilized current supply output unit, current stabilization control unit, pulsewidth modulation light adjustment unit;
Alternating current is by output after EMI filter units and DC converting unit to switch converting unit, analog photoelectricity isolation
The output voltage that unit will be detected is by analog photoelectricity isolation input to independent loops control unit, driving switch power subsystem point
Do not powered to independent loops control unit, analog photoelectricity isolated location, current stabilization control unit, pulsewidth modulation light adjustment unit, solely
Voltage is expected in vertical loop control unit controlling switch converting unit output, and current stabilization control unit control stabilized current supply output unit is defeated
Go out expectation electric current, pulsewidth modulation light adjustment unit carries out Dimming operation by current stabilization control unit to the LED;The EMI filters
Ripple unit uses convolutional filtering, and principle is y (n1, n2)=∑ ∑ x (m1, m2) h (n1-m1, n2-m2), two symbols of suing for peace
Scope is respectively m1:0~N m2:0~N;Wherein x (m1, m2) is input current signal, and h (n1-m1, n2-m2) is filter unit
Response to unit sample sequence δ (n1, n2);Unstable frequency spectrum in electric current is located at spatial frequency region higher, spatial domain
LPF is used to smooth unstable frequency spectrum;The 3*3 arrays of the h (n1, n2) of LPF are as follows:
It is as follows using 5*5 array LPFs h (n1, n2):
The detection of power loss module, for detecting switching-on and switching-off state, the detection of power loss module is detected including the network equipment
Unit, voltage detection unit, first comparator, the second comparator and single-chip microcomputer;
Whether described network equipment detection unit, the data transfer for detecting wireless communication module is normal;
The input of the voltage detection unit is connected with power supply;The output end of the voltage detection unit respectively with it is described
First comparator is connected with the second comparator;The output end of the first comparator and the second comparator and the single-chip microcomputer phase
Even;
The wireless communication module is electrically connected to CPU, radio communication mold by the serial ports being located in microprocessor control unit
Block receives exterior terminal instruction;The wireless communication module includes for being connected with microprocessor control unit, send control instruction,
Receive Zigbee module, Bluetooth of mobile phone module, the Wifi modules of feedback signal;
The LED drive module, for controlling light modulation toning to drive brightness, colour temperature and the color of unit regulation LED light source;
The LED drive module is single channel, two-way or three road metal-oxide-semiconductor drive circuits, and the continuous break-make for controlling metal-oxide-semiconductor by PWM ripples is carried out
Control, single channel metal-oxide-semiconductor can realize the brightness regulation of LED light source, and two-way metal-oxide-semiconductor can respectively control 2 groups of LED lights of different-colour
The brightness in source, realizes the regulation of colour temperature, and three road metal-oxide-semiconductors can respectively control 3 groups of brightness of the LED light source of different colours, realize color
Color regulation;
The microprocessor control unit includes CPU and PWM module, CPU and detection of power loss module and wireless communication module electricity
Connection, corresponding control instruction is made for receiving switching signal and driving unit unit to light modulation toning according to signal, and CPU judges
Detection of power loss module voltage signal receives radio communication mold block signal and sends instruction generation PWM ripples to PWM module, for controlling
LED drive module processed;LED lights of the CPU to acquisition
Source color image is split according to colouring information, obtains multiple target area blocks, and concrete operations are as follows:(1) from
A pixel is randomly choosed in color image after gray scale stretching, x is designated as, a window centered on pixel x is chosen;
(2) the mean shift vectors m of pixel x is calculatedh(x:)Wherein xiIt is with picture
The pixel in window centered on plain x,K (x) is unit gaussian kernel function,Derivation is represented, h is
The color bandwidth of kernel function k (x);N is the sum of the pixel in the window centered on pixel x;(3) setting error threshold ε
=0.1, judge | mh(x)-x | whether < ε set up, if so, then x is convergence point z, performs step (4);Otherwise, x=is updated
mh(x), return to step (2) iteration again;(4) the local receipts of each pixel in the image after Super-resolution Reconstruction are obtained successively
Hold back point zi, i=1,2 ..., n;(5) by the pixel z with identical convergence pointiSame class is classified as, that is, divides a cut zone into,
Image after being split;Realize the regulation of color;
The applying electronic formula transformer drive the device of high-effect light fixture also include lighting arrangement data collecting unit and
The controller being connected with the lighting arrangement data collecting unit, described lighting arrangement data collecting unit includes:
Electric memory body, for storage and memory signal code and lamp control information;The electric memory body includes left electrode, main memory
Reservoir, additional storage, right electrode;Described left electrode is arranged on the front side of electric memory body, and described main storage is connected to
Between left electrode and right electrode, described additional storage is arranged on the upside of main storage, and described right electrode is arranged on master
The rear side of memory;
Current detecting unit, for the current signal of tracing detection LED light source;
Current control unit, the current signal for being obtained according to current detecting unit feedback controls flyback switching unit
The operating current of adjust automatically LED light source;
Electricity consumption amount detection unit, the power consumption of the light source for detecting different control points;
Described controller includes content addressable light controlling switch device, for by the control on wireless communication module
Instruction, through data convert after be sent to light modulation toning driver element, light modulation toning driver element by microprocessor control unit with
And LED drive module is exported to LED light source;Described controller also includes illumination intelligent control switch;Also include for providing
The clock unit of controlling switch time and the built-in power for being powered for the clock unit, the clock unit and the control
Device connection processed, the built-in power is connected with the clock unit, and the controller was also configured to when the controlling switch time
It is changed into producing the control signal during time consistency set with the user stored in the memory body;The controller chromaticity diagram
As information pulse coupled neural network model is:
Fij[n]=Sij;
Uij[n]=Fij[n](1+βij[n]Lij[n]);
Wherein, βij[n] is adaptive link strength factor;
Sij、Fij[n]、Lij[n]、Uij[n]、θij[n] be respectively input color image signal, feed back input, link input,
Internal activity and dynamic threshold, NwIt is the sum of all pixels in selected pending window W, Δ is adjustment factor, chooses 1~3.
Further, described adaptive power supply module also includes the input filter unit that is connected with power input, and defeated
Enter the connected PFC units of filter unit output end, the voltage transformation module being connected with PCF unit output ends;With voltage transformation list
The connected output unit of first output end;The output unit and EMI filter units, DC converting unit, switch converting unit according to
Secondary connection, and stabilized current supply output unit is connected to, the output end connection driving switch power subsystem of converting unit is switched, drive
The output of switching power supply connects independent loops control unit, analog photoelectricity isolated location, current stabilization control unit, pulsewidth respectively
Modulation light adjustment unit, the output end of analog photoelectricity isolated location passes through independent loops control unit connecting valve converting unit,
Pulsewidth modulation light adjustment unit is connected to stabilized current supply output unit by current stabilization control unit.
Further, described adaptive LED driving power supply, also including temperature detecting unit and C-V characteristic detection unit;
The temperature detecting unit includes the temperature-detecting device being arranged on the fin of LED lamp, and the temperature-detecting device will be examined
The temperature data of survey feeds back to microprocessor control unit;The volt-ampere of the LED lamp that the C-V characteristic detection unit will be detected
Performance data feeds back to microprocessor control unit;
Described current detecting unit includes signal picker and data processor;Described signal picker is arranged on electricity
The front side of detection unit is flowed, described data processor is connected to the side of signal picker.
Further, described current control unit includes rectifier, protector, filter;Described rectifier is arranged on
The upper end of current control unit, described protector is connected between rectifier and filter, and described filter is arranged on whole
Flow the downside of device.
Further, using three-phase diode bridge, converter and controller is included, controller is used for described rectification implement body
Obtain input voltage, input current, the output voltage of rectifier conversion section, obtain desired alternating current amplitude and 6 times
The sinusoidal voltage of power frequency, rectifier means by radiator, the transformer part of at its upper end and lower end, pass through respectively
Two mounting seats are fixed in protective housing, and filter part is fixed on a heat sink, and rectifier means are by busbar and change
Depressor part is connected, and has the radiator fan being fixed on protective housing first member plate on the left of rectifier means, in transformer portion
There are the terminal box and electric connector being fixed in protective housing right end plate on the right side of part, temperature sensor be fixed with radiator,
The surface of first member plate is fixed with fan mounting seat.
Further, described protector mainly includes mosaic piece, protector main body and shielding cover, and mosaic piece has basic pipe
Shape, is kept, mosaic piece bag with least one bellows that the electric wire between mosaic piece is held in at least partly covering
One or two rib, bellows are included, a pair of ribs include upright end, and upright end is curved to be leaned on each other along the groove of bellows
Closely, one or more supporting shaft portions that axis extends along the longitudinal direction of mosaic piece are set, the upright end of rib is arranged on
At cardinal extremity or near, and/or rib by the peripheral wall of supporting shaft portion and one or two mosaic piece mutually continuously, mosaic piece can
Engaged with least one bellows on wire harness, mosaic piece is set installs groove, expansion oplate, engagement legs and elasticity
Plate, expansion oplate has basic square, and engagement legs include at least one ledge, when expansion oplate is at least partially inserted into receiving
When in part, can mutually be cooperated with expansion oplate and sandwich guide plate, multiple protruding portion point mutually cooperates with expansion oplate and sandwiches guiding
Plate, elastic plate extends at the interior location of mosaic piece substantially along the peripheral surface of mosaic piece, and the surface of elastic plate is provided with
Prominent surface and the outer surface of branch portion flush each other substantially protector main body have mosaic piece, bottom wall, spaced walls and from
The bottom wall is erect turns into a pair of upstanding wall relative to each other, and the inner surface of bottom wall and the inner surface of a pair of upstanding wall form storage
Groove, is accommodated with one or more cable in accommodating groove, and shielding cover is engaged with protector main body to cover accommodating groove, protector
Main body also have protuberant bar, protuberant bar from the inner surface of bottom wall towards shielding cover protrude, be formed between the pair of vertical wall with
Just along the direction extension intersected with a pair of upstanding wall, each in protuberant bar and the boundary member between a pair of upstanding wall
In, protuberant bar is extended across the cloth set direction of the inner surface of bottom wall, discharge direction and one or more cable in discharge direction
Intersect with each direction in the direction of cloth set direction, spaced walls are erect from bottom wall, and be arranged in the pair of perpendicular
It is relative with a pair of upstanding wall between wall, protuberant bar have be formed in a vertical wall in a pair of upstanding wall and spaced walls it
Between the first protuberant bar and the second protuberant bar between another vertical wall for being formed in a pair of upstanding wall and spaced walls,
Each boundary member adjacent with vertical wall and the first protuberant bar boundary portion adjacent with spaced walls in one protuberant bar
In point.
Another object of the present invention is to provide a kind of applying electronic formula transformer to drive high-effect light fixture method, the application
The high-effect light fixture method of electronic transformer driving includes:
By civil power filter input AC convert alternating current high voltage direct currents;
High voltage direct current is transformed to by flyback switching unit by low-voltage DC;
By dim toning drive unit control LED light source different colours, brightness it is luminous;
Stored by lighting arrangement data collecting unit and memory signal code and LED control information and tracking and adjustment
LED light source current signal;
By controller by the control instruction on wireless communication module, light modulation toning is sent to after being converted through data and drives list
Unit, light modulation toning driver element is exported to LED light source by microprocessor control unit and LED drive module.
Another object of the present invention is that the device signal for providing a kind of high-effect light fixture of applying electronic formula transformer driving is adopted
The signal acquisition method of storage, the signal acquisition method of the signal picker includes:
First, echo signal x (t) is acquired within the independent sampling period with awareness apparatus, and with A/D modes pair
Signal carries out digital quantization;Then, dimensionality reduction is carried out to signal x (i) after quantization;Finally, the signal after dimensionality reduction is reconstructed;
Wherein t is sampling instant, and i is the signal sequence after quantifying;
Dimensionality reduction, the difference that finite impulse response filter specifically is passed through to the signal after quantization are carried out to the signal after quantization
Divide equationI=1 ..., M, wherein h (0) ..., h (L-1) are filter coefficient, and design is based on filtering
Compressed sensing signal acquisition framework, construct following Teoplitz calculation matrix:
Then observeI=1 ..., M, wherein b1,…,bLRegard filter coefficient as;Submatrix ΦFT
Singular value be gram matrix G (ΦF, T) and=Φ 'FTΦFTThe arithmetic root of characteristic value, all eigenvalue λs of checking G (Φ F, T)
i∈(1-δK,1+δK), i=1 ..., T, then ΦFMeet RIP, and original signal is reconstructed by solving following formula optimization problem:
Original signal, that is, BP algorithm are reconstructed by linear programming method;
For actual compression signal, Φ is then changed in such as collection of voice or picture signalFIt is following form:
If signal have on conversion basic matrix Ψ it is openness, by solving following formula optimization problem, Accurate Reconstruction
Go out original signal:
Wherein Φ is uncorrelated to Ψ, and Ξ is referred to as CS matrixes.
Applying electronic formula transformer of the invention drives the device of high-effect light fixture using electric memory body, memory user's control
The switching setting of lighting color or brightness set by bright system, makes illuminator color and brightness regulation be compatible with same lamp
Tool;Main storage is set, store-memory function is improve;Setting signal collector, enhances the scope to signal collection;Set
Protector, improves data protection security;Turning back on will not lose related data, and wireless network pair is passed through using mobile phone
Light fixture carries out light modulation toning, more convenient, more intelligent compared with existing mechanical switch.
EMI filter units of the invention use convolutional filtering, to the low decay of mains frequency, meet the band connection frequency of regulation
With the low decay of passband;And meet the stop-band frequency and stopband attenuation of regulation requirement;Meet a certain CF fstopHave
Need HstopDecay;And EMI filter units low cost of the invention, easily buying.LED light sources of the CPU of the present invention to acquisition
Color image is split according to colouring information, obtains multiple target area blocks, realizes intelligent control.Controller color of the present invention
Coloured picture greatly improves the accurate judgement of the control ability and signal of controller as information pulse coupled neural network model.
Brief description of the drawings
Fig. 1 is the structural representation of the device that applying electronic formula transformer provided in an embodiment of the present invention drives high-effect light fixture
Figure;
Fig. 2 is electric memory structure schematic diagram provided in an embodiment of the present invention;
Fig. 3 is current detecting unit structural representation provided in an embodiment of the present invention;
Fig. 4 is current control unit structural representation provided in an embodiment of the present invention;
In figure:1st, civil power filter input;2nd, flyback switching unit;3rd, light modulation toning driver element;3-1, self adaptation
Power module;3-2, detection of power loss module;3-3, wireless communication module;3-4, microprocessor control unit;3-5, LED drive mould
Block;3-6, overload protection unit;4th, lighting arrangement data collecting unit;4-1, electric memory body;4-1-1, left electrode;4-1-2, master
Memory;4-1-3, additional storage;4-1-4, right electrode;4-2, current detecting unit;4-2-1, signal picker;4-2-2、
Data processor;4-3, current control unit;4-3-1, rectifier;4-3-2, protector;4-3-3, filter;4-4, power consumption
Detection unit;4-5, controller.
Specific embodiment
For the content of the invention of the invention, feature and effect can be further appreciated that, following examples are hereby enumerated, and coordinate accompanying drawing
Describe in detail as follows.
Application principle of the invention is described in detail below in conjunction with the accompanying drawings.
As Figure 1-4, applying electronic formula transformer provided in an embodiment of the present invention drives the device bag of high-effect light fixture
Include:
Civil power filter input 1, for AC convert alternating current high voltage direct currents;
Flyback switching unit 2, for high voltage direct current to be transformed to low-voltage DC;
Unit 3 is driven in light modulation toning, for control LED light source different colours, brightness it is luminous;Light modulation toning driver element
Including DC/DC adaptive power supply modules 3-1, detection of power loss module 3-2, wireless communication module 3-3, microprocessor control unit 3-4,
LED drive module 3-5, overload protection unit 3-6;
The adaptive power supply module 3-1 is used to be converted to the different magnitudes of voltage that the constant current constant voltage source of LED lamp exports
Galvanic current, is detection of power loss module 3-2, wireless communication module 3-3, microprocessor control unit 3-4 and LED driving mould
Block is powered 3-5;Adaptive power supply module 3-5 includes that EMI filter units, DC converting unit, switch converting unit, driving are opened
Powered-down source unit, independent loops control unit, analog photoelectricity isolated location, stabilized current supply output unit, current stabilization control unit, arteries and veins
Width modulation light adjustment unit;
Alternating current is by output after EMI filter units and DC converting unit to switch converting unit, analog photoelectricity isolation
The output voltage that unit will be detected is by analog photoelectricity isolation input to independent loops control unit, driving switch power subsystem point
Do not powered to independent loops control unit, analog photoelectricity isolated location, current stabilization control unit, pulsewidth modulation light adjustment unit, solely
Voltage is expected in vertical loop control unit controlling switch converting unit output, and current stabilization control unit control stabilized current supply output unit is defeated
Go out expectation electric current, pulsewidth modulation light adjustment unit carries out Dimming operation by current stabilization control unit to the LED;The EMI filters
Ripple unit uses convolutional filtering, and principle is y (n1, n2)=∑ ∑ x (m1, m2) h (n1-m1, n2-m2), two symbols of suing for peace
Scope is respectively m1:0~N m2:0~N;Wherein x (m1, m2) is input current signal, and h (n1-m1, n2-m2) is filter unit
Response to unit sample sequence δ (n1, n2);Unstable frequency spectrum in electric current is located at spatial frequency region higher, spatial domain
LPF is used to smooth unstable frequency spectrum;The 3*3 arrays of the h (n1, n2) of LPF are as follows:
It is as follows using 5*5 array LPFs h (n1, n2):
The detection of power loss module 3-2 is used to detect switching-on and switching-off state that the detection of power loss module to be examined including the network equipment
Survey unit, voltage detection unit, first comparator, the second comparator and single-chip microcomputer;
Described network equipment detection unit is used to detect whether the data transfer of wireless communication module is normal;
The input of the voltage detection unit is connected with power supply;The output end of the voltage detection unit respectively with it is described
First comparator is connected with the second comparator;The output end of the first comparator and the second comparator and the single-chip microcomputer phase
Even;
The wireless communication module is electrically connected to CPU, radio communication mold by the serial ports being located in microprocessor control unit
Block receives exterior terminal instruction;The wireless communication module includes for being connected with microprocessor control unit, send control instruction,
Receive Zigbee module, Bluetooth of mobile phone module, the Wifi modules of feedback signal;
The LED drive module 3-5 is used for brightness, colour temperature and the color for controlling light modulation toning to drive unit regulation LED light source
It is color;The LED drive module is single channel, two-way or three road metal-oxide-semiconductor drive circuits, and the continuous break-make for controlling metal-oxide-semiconductor by PWM ripples is entered
Row control, single channel metal-oxide-semiconductor can realize the brightness regulation of LED light source, and two-way metal-oxide-semiconductor can respectively control 2 groups of LED of different-colour
The brightness of light source, realizes the regulation of colour temperature, and three road metal-oxide-semiconductors can respectively control 3 groups of brightness of the LED light source of different colours, realizes
The regulation of color;
The microprocessor control unit 3-4 includes CPU and PWM module, CPU and detection of power loss module and radio communication mold
Block is electrically connected, and corresponding control instruction is made for receiving switching signal and driving unit unit to light modulation toning according to signal,
CPU judges detection of power loss module voltage signal or receives radio communication mold block signal and send instruction generation to PWM module
PWM ripples, for controlling LED drive module.The CPU is divided the LED light source color image for obtaining according to colouring information
Cut, obtain multiple target area blocks, concrete operations are as follows:(1) picture is randomly choosed from the color image after gray scale stretching
Element, is designated as x, chooses a window centered on pixel x;(2) the mean shift vectors m of pixel x is calculatedh(x):Wherein xiIt is the pixel in the window centered on pixel x,K (x) is unit gaussian kernel function,Derivation is represented, h is the color bandwidth of kernel function k (x);N is
The sum of the pixel in window centered on pixel x;(3) setting error threshold ε=0.1, judges | mh(x)-x | < ε are
No establishment, if so, then x is convergence point z, performs step (4);Otherwise, x=m is updatedhX (), return to step (2) changes again
Generation;(4) the local convergence point z of each pixel in the image after Super-resolution Reconstruction is obtained successivelyi, i=1,2 ..., n;(5)
By the pixel z with identical convergence pointiSame class is classified as, that is, divides a cut zone, the image after being split into;Realize
The regulation of color.
Further, it is described also to include lighting arrangement data collecting unit 4 and connect with the lighting arrangement data collecting unit 4
The controller 4-5 for connecing, described lighting arrangement data collecting unit 4 includes:
Electric memory body 4-1, for storage and memory signal code and lamp control information;
Current detecting unit 4-2, for the current signal of tracing detection LED light source;
Current control unit 4-3, the current signal for being obtained according to current detecting unit feedback controls flyback switching
The operating current of unit adjust automatically LED light source;
Electricity consumption amount detection unit 4-4, the power consumption of the light source for detecting different control points;
Described controller 4-5 includes content addressable light controlling switch device, for by wireless communication module
Control instruction, is sent to light modulation toning driver element after being converted through data, light modulation toning driver element is controlled single by microprocessor
Unit and LED drive module are exported to LED light source;Also include that illumination intelligent control switch is also included for when providing controlling switch
Between clock unit and the built-in power for being powered for the clock unit, the clock unit is connected with the controller,
The built-in power is connected with the clock unit, the controller be also configured to when the controlling switch time be changed into it is described
The control signal is produced during the time consistency that the user stored in memory body is set.The controller color image information pulse
Coupled neural network model is:
Fij[n]=Sij;
Uij[n]=Fij[n](1+βij[n]Lij[n]);
Wherein, βij[n] is adaptive link strength factor;
Sij、Fij[n]、Lij[n]、Uij[n]、θij[n] be respectively input color image signal, feed back input, link input,
Internal activity and dynamic threshold, NwIt is the sum of all pixels in selected pending window W, Δ is adjustment factor, chooses 1~3.
Further, described adaptive power supply module 3-1 also includes the input filter unit being connected with power input, with
The connected PFC units of input filter unit output end, the voltage transformation module being connected with PCF unit output ends;With voltage transformation
The connected output unit of unit output end;The output unit and EMI filter units, DC converting unit, switch converting unit
It is sequentially connected, and is connected to stabilized current supply output unit, switch the output end connection driving switch power subsystem of converting unit, drives
The output of dynamic switching power supply connects independent loops control unit, analog photoelectricity isolated location, current stabilization control unit, arteries and veins respectively
Width modulation light adjustment unit, the output end of analog photoelectricity isolated location changes list by independent loops control unit connecting valve
Unit, pulsewidth modulation light adjustment unit is connected to stabilized current supply output unit by current stabilization control unit.
Further, described adaptive LED driving power supply, also including temperature detecting unit and C-V characteristic detection unit;
The temperature detecting unit includes the temperature-detecting device being arranged on the fin of LED lamp, and the temperature-detecting device will be examined
The temperature data of survey feeds back to microprocessor control unit;The volt-ampere of the LED lamp that the C-V characteristic detection unit will be detected
Performance data feeds back to microprocessor control unit.
Civil power filter input is connected with flyback switching unit, and it is straight that the AC exchanges of civil power are made into DC by civil power filter unit
Flow and filter, supply inverse-excitation type Variable-voltage switch circuit unit.
Flyback switching unit 2 is sequentially connected rectification filtering unit, light modulation toning driver element, LED light source.Inverse-excitation type becomes
The circuit unit that compresses switch is the core of whole intelligent wireless dimmer switch, and it is responsible for being transformed to rectified next high voltage direct current
Isolate adjustable low-voltage AC, power transmission drives electricity to subordinate's rectification filtering unit into smooth direct current, then by light modulation toning
Road unit spot bright light tool;Also supplying electricity to microprocessor control unit makes its normal work.
Civil power filter input is sequentially connected switching signal detection circuit, microprocessor control unit.Switching signal is detected
Detection civil power zero cross signal, and it is sent to microprocessor control unit.
Zigbee module, Bluetooth of mobile phone module, Wifi modules are connected with microprocessor control unit.Mobile phone installs intelligent dimming
After APP, lamp control order can be sent through wireless communication module case microprocessor control unit by GPRS, Wifi.Wireless remote control list
Unit sends microprocessor control unit to for receiving the wireless remote control signals that Digiplex sends, and realizes long-range microprocessor control
The related control instruction of unit output processed.
Rectification filtering unit is connected by energy-storing pressure-stabilizing circuit with microprocessor control unit.Microprocessor control unit is whole
The core intelligence processing and control element (PCE) of illuminator, is received user's switching signal or wireless remote control signals by it and is done according to signal
Go out corresponding control instruction, make the luminous of the light modulation controllable LED light source of toning driver element.Using the energy-storing pressure-stabilizing electricity of bulky capacitor
Road, can continue the working time of microprocessor control unit.
Microprocessor control unit is driven unit unit and is connected with light modulation toning.Light modulation toning drive circuit unit is whole illumination
The executing agency of system, it controls brightness or the color of LED light source according to the control instruction of microprocessor control unit.
Microprocessor control unit 3-4 is connected with electricity memory body 4-1.By remote control code and lamp control information in electric memory body 4-1
Etc. data storage in it, data are not lost in power-off.
Light modulation toning is driven the unit of unit 3 and is sequentially connected current detecting unit, current control unit, flyback switching unit.
Current detecting unit is responsible for the operating current of tracing detection LED light source, and current signal is fed back into current control unit goes control
The output of flyback switching cell power processed, is allowed to the operating current of adjust automatically lamp.
Further, described electric memory body 4-1 includes left electrode 4-1-1, main storage 4-1-2, additional storage 4-1-
3rd, right electrode 4-1-4;Described left electrode 4-1-1 is arranged on the front side of electric memory body 4-1, and described main storage 4-1-2 connects
It is connected between left electrode 4-1-1 and right electrode 4-1-4, described additional storage 4-1-3 is arranged on the upper of main storage 4-1-2
Side, described right electrode 4-1-4 is arranged on the rear side of main storage 4-1-2.
Further, described current detecting unit 4-2 includes signal picker 4-2-1 and data processor 4-2-2;It is described
Signal picker 4-2-1 be arranged on the front side of current detecting unit 4-2, described data processor 4-2-2 is connected to signal
The side of collector 4-2-1.
Further, described current control unit 4-3 includes rectifier 4-3-1, protector 4-3-2, filter 4-3-3;
Described rectifier 4-3-1 is arranged on the upper end of current control unit 4-3, and described protector 4-3-2 is connected to rectifier 4-
Between 3-1 and filter 4-3-3, described filter 4-3-3 is arranged on the downside of rectifier 4-3-1.
Specifically using three-phase diode bridge, converter and controller is included, controller is used to obtain described rectifier 4-3-1
Input voltage, input current, the output voltage of rectifier conversion section are taken, the amplitude and 6 times of works of desired alternating current is obtained
The sinusoidal voltage of frequency, rectifier means pass through radiator, the transformer part of at its upper end and lower end respectively, by two
Individual mounting seat is fixed in protective housing, and filter part is fixed on a heat sink, and rectifier means pass through busbar and transformation
Device part is connected, and has the radiator fan being fixed on protective housing first member plate on the left of rectifier means, in transformer part
Right side have the terminal box and electric connector being fixed in protective housing right end plate, temperature sensor is fixed with radiator, it is left
The surface of end plate is fixed with fan mounting seat.
Described protector 4-3-2 mainly includes mosaic piece, protector main body and shielding cover, and mosaic piece has basic pipe
Shape, is kept, mosaic piece bag with least one bellows that the electric wire between mosaic piece is held in at least partly covering
One or two rib, bellows are included, a pair of ribs include upright end, and upright end is curved to be leaned on each other along the groove of bellows
Closely, one or more supporting shaft portions that axis extends along the longitudinal direction of mosaic piece are set, the upright end of rib is arranged on
At cardinal extremity or near, and/or rib by the peripheral wall of supporting shaft portion and one or two mosaic piece mutually continuously, mosaic piece can
Engaged with least one bellows on wire harness, mosaic piece is set installs groove, expansion oplate, engagement legs and elasticity
Plate, expansion oplate has basic square, and engagement legs include at least one ledge, when expansion oplate is at least partially inserted into receiving
When in part, can mutually be cooperated with expansion oplate and sandwich guide plate, multiple protruding portion point mutually cooperates with expansion oplate and sandwiches guiding
Plate, elastic plate extends at the interior location of mosaic piece substantially along the peripheral surface of mosaic piece, and the surface of elastic plate is provided with
Prominent surface and the outer surface of branch portion flush each other substantially protector main body have mosaic piece, bottom wall, spaced walls and from
The bottom wall is erect turns into a pair of upstanding wall relative to each other, and the inner surface of bottom wall and the inner surface of a pair of upstanding wall form storage
Groove, is accommodated with one or more cable in accommodating groove, and shielding cover is engaged with protector main body to cover accommodating groove, protector
Main body also have protuberant bar, protuberant bar from the inner surface of bottom wall towards shielding cover protrude, be formed between the pair of vertical wall with
Just along the direction extension intersected with a pair of upstanding wall, each in protuberant bar and the boundary member between a pair of upstanding wall
In, protuberant bar is extended across the cloth set direction of the inner surface of bottom wall, discharge direction and one or more cable in discharge direction
Intersect with each direction in the direction of cloth set direction, spaced walls are erect from bottom wall, and be arranged in the pair of perpendicular
It is relative with a pair of upstanding wall between wall, protuberant bar have be formed in a vertical wall in a pair of upstanding wall and spaced walls it
Between the first protuberant bar and the second protuberant bar between another vertical wall for being formed in a pair of upstanding wall and spaced walls,
Each boundary member adjacent with vertical wall and the first protuberant bar boundary portion adjacent with spaced walls in one protuberant bar
In point.
The embodiment of the present invention provides a kind of applying electronic formula transformer and drives high-effect light fixture method, including:
By civil power filter input AC convert alternating current high voltage direct currents;
High voltage direct current is transformed to by flyback switching unit by low-voltage DC;
By dim toning drive unit control LED light source different colours, brightness it is luminous;
Stored by lighting arrangement data collecting unit and memory signal code and LED control information and tracking and adjustment
LED light source current signal;
By controller by the control instruction on wireless communication module, light modulation toning is sent to after being converted through data and drives list
Unit, light modulation toning driver element is exported to LED light source by microprocessor control unit and LED drive module.
The signal acquisition method of signal picker 4-2-1 provided in an embodiment of the present invention includes:
First, echo signal x (t) is acquired within the independent sampling period with awareness apparatus, and with A/D modes pair
Signal carries out digital quantization;Then, dimensionality reduction is carried out to signal x (i) after quantization;Finally, the signal after dimensionality reduction is reconstructed;
Wherein t is sampling instant, and i is the signal sequence after quantifying;
Dimensionality reduction, the difference that finite impulse response filter specifically is passed through to the signal after quantization are carried out to the signal after quantization
Divide equationI=1 ..., M, wherein h (0) ..., h (L-1) are filter coefficient, and design is based on filtering
Compressed sensing signal acquisition framework, construct following Teoplitz calculation matrix:
Then observeI=1 ..., M, wherein b1,…,bLRegard filter coefficient as;Submatrix ΦFT
Singular value be gram matrix G (ΦF, T) and=Φ 'FTΦFTThe arithmetic root of characteristic value, all eigenvalue λs of checking G (Φ F, T)
i∈(1-δK,1+δK), i=1 ..., T, then ΦFMeet RIP, and original signal is reconstructed by solving such as following formula optimization problem:
Original signal, that is, BP algorithm are reconstructed by linear programming method.
For actual compressible signal, Φ is then changed in such as collection of voice or picture signalFIt is following form:
If signal have on conversion basic matrix Ψ it is openness, by solving such as following formula optimization problem, accurate weight
Structure goes out original signal:
Wherein Φ is uncorrelated to Ψ, and Ξ is referred to as CS matrixes.
Applying electronic formula transformer of the invention drives the device of high-effect light fixture using electric memory body, memory user's control
The switching setting of lighting color or brightness set by bright system, makes illuminator color and brightness regulation be compatible with same lamp
Tool, store-memory function is carried out using main storage and additional storage, is enhanced to signal collection by signal picker
Scope, data protection security is improve using protector, and turning back on will not lose related data, and nothing is passed through using mobile phone
Gauze network carries out light modulation toning to light fixture, more convenient, more intelligent compared with existing mechanical switch.
The above is only the preferred embodiments of the present invention, and any formal limitation is not made to the present invention,
It is every according to technical spirit of the invention to any simple modification made for any of the above embodiments, equivalent variations and modification are belonged to
In the range of technical solution of the present invention.
Claims (8)
1. a kind of applying electronic formula transformer drives the device of high-effect light fixture, it is characterised in that the applying electronic formula transformation
The device of the high-effect light fixture of device driving includes:
Unit is driven in light modulation toning, for control LED light source different colours, brightness it is luminous;Light modulation toning driver element includes
DC/DC adaptive power supplies module, detection of power loss module, wireless communication module, microprocessor control unit, LED drive module, overload
Protection location;
The adaptive power supply module, for the different magnitudes of voltage that the constant current constant voltage source of LED lamp exports to be converted into stabilization
Direct current, is that detection of power loss module, wireless communication module, microprocessor control unit and LED drive module are powered;The self adaptation
Power module includes EMI filter units, DC converting unit, switch converting unit, driving switch power subsystem, independent loops control
Unit processed, analog photoelectricity isolated location, stabilized current supply output unit, current stabilization control unit, pulsewidth modulation light adjustment unit;
Alternating current is by output after EMI filter units and DC converting unit to switch converting unit, analog photoelectricity isolated location
The output voltage that will be detected by analog photoelectricity isolation input to independent loops control unit, give respectively by driving switch power subsystem
Independent loops control unit, analog photoelectricity isolated location, current stabilization control unit, pulsewidth modulation light adjustment unit are powered, and are independently followed
Voltage, current stabilization control unit control stabilized current supply output unit output phase are expected in the output of ring control unit controlling switch converting unit
Electric current is hoped, pulsewidth modulation light adjustment unit carries out Dimming operation by current stabilization control unit to the LED;The EMI filtering is single
Unit uses convolutional filtering, and principle is y (n1, n2)=∑ ∑ x (m1, m2) h (n1-m1, n2-m2), two scopes of summation symbol
It is respectively m1:0~N m2:0~N;Wherein x (m1, m2) is input current signal, and h (n1-m1, n2-m2) is filter unit to list
The response of position sample sequence δ (n1, n2);Unstable frequency spectrum in electric current is located at spatial frequency region higher, spatial domain low pass
Filter for smoothing unstable frequency spectrum;The 3*3 arrays of the h (n1, n2) of LPF are as follows:
It is as follows using 5*5 array LPFs h (n1, n2):
The detection of power loss module, for detecting switching-on and switching-off state, the detection of power loss module include network equipment detection unit,
Voltage detection unit, first comparator, the second comparator and single-chip microcomputer;
Whether described network equipment detection unit, the data transfer for detecting wireless communication module is normal;
The input of the voltage detection unit is connected with power supply;The output end of the voltage detection unit is respectively with described first
Comparator and the second comparator are connected;The output end of the first comparator and the second comparator is connected with the single-chip microcomputer;
The wireless communication module is electrically connected to CPU by the serial ports being located in microprocessor control unit, and wireless communication module connects
Receive exterior terminal instruction;The wireless communication module is included for being connected, sending control instruction with microprocessor control unit, receive
The Zigbee module of feedback signal, Bluetooth of mobile phone module, Wifi modules;
The LED drive module, for controlling light modulation toning to drive brightness, colour temperature and the color of unit regulation LED light source;Should
LED drive module is single channel, two-way or three road metal-oxide-semiconductor drive circuits, and the continuous break-make for controlling metal-oxide-semiconductor by PWM ripples is controlled
System, single channel metal-oxide-semiconductor can realize the brightness regulation of LED light source, and two-way metal-oxide-semiconductor can respectively control 2 groups of LED light sources of different-colour
Brightness, realize the regulation of colour temperature, three road metal-oxide-semiconductors can respectively control 3 groups of brightness of the LED light source of different colours, realize color
Regulation;
The microprocessor control unit includes CPU and PWM module, and CPU is electrically connected with detection of power loss module and wireless communication module, uses
Corresponding control instruction is made in receiving switching signal and driving unit to light modulation toning according to signal, CPU judges detection of power loss module
Voltage signal receives radio communication mold block signal and sends instruction generation PWM ripples to PWM module, for controlling LED to drive mould
Block;The CPU is split to the LED light source color image for obtaining according to colouring information, obtains multiple target area blocks, specifically
Operation is as follows:(1) pixel is randomly choosed from the color image after gray scale stretching, x is designated as, during selection is with pixel x
One window of the heart;(2) mean shift vectors of pixel x are calculated
Wherein xiIt is the pixel in the window centered on pixel x, g (x)=- ▽ k (k), k (x) are unit gaussian kernel function, ▽ tables
Show derivation, h is the color bandwidth of kernel function k (x);N is the sum of the pixel in the window centered on pixel x;(3) set
Error threshold ε=0.1, judges | mh(x)-x | whether < ε set up, if so, then x is convergence point z, performs step (4);It is no
Then, x=m is updatedh(x), return to step (2) iteration again;(4) each pixel in the image after Super-resolution Reconstruction is obtained successively
The local convergence point z of pointi, i=1,2 ..., n;(5) by the pixel z with identical convergence pointiSame class is classified as, that is, divides one into
Individual cut zone, the image after being split;Realize the regulation of color;
The applying electronic formula transformer drive the device of high-effect light fixture also include lighting arrangement data collecting unit and with this
The controller of lighting arrangement data collecting unit connection, described lighting arrangement data collecting unit includes:
Electric memory body, for storage and memory signal code and lamp control information;The electric memory body includes left electrode, primary storage
Device, additional storage, right electrode;Described left electrode is arranged on the front side of electric memory body, and described main storage is connected to a left side
Between electrode and right electrode, described additional storage is arranged on the upside of main storage, and described right electrode is arranged on main memory
The rear side of reservoir;
Current detecting unit, for the current signal of tracing detection LED light source;
Current control unit, the current signal control flyback switching unit for being obtained according to current detecting unit feedback is automatic
Adjust the operating current of LED light source;
Electricity consumption amount detection unit, the power consumption of the light source for detecting different control points;
Described controller includes content addressable light controlling switch device, for the control on wireless communication module to be referred to
Order, is sent to light modulation toning driver element after being converted through data, light modulation toning driver element by microprocessor control unit and
LED drive module is exported to LED light source;Described controller is also including illumination intelligent control switch, for providing controlling switch
The clock unit of time and the built-in power for being powered for the clock unit;The clock unit connects with the controller
Connect, the built-in power is connected with the clock unit, the controller be also configured to when the controlling switch time be changed into
The control signal is produced during the time consistency that the user stored in the memory body is set;The controller color image information
Pulse-coupled Neural Network Model is:
Fij[n]=Sij;
Uij[n]=Fij[n](1+βij[n]Lij[n]);
θij[n]=θ0e-αθ(n-1);
Wherein, βij[n] is adaptive link strength factor;
Sij、Fij[n]、Lij[n]、Uij[n]、θij[n] is respectively input color image signal, feed back input, link input, inside
Active entry and dynamic threshold, NwIt is the sum of all pixels in selected pending window W, Δ is adjustment factor, chooses 1~3.
2. applying electronic formula transformer as claimed in claim 1 drives the device of high-effect light fixture, it is characterised in that described to answer
The device for driving high-effect light fixture with electronic transformer also includes:
Civil power filter input, for AC convert alternating current high voltage direct currents;
Flyback switching unit, for high voltage direct current to be transformed to low-voltage DC;
Described adaptive power supply module also includes the input filter unit being connected with power input, defeated with input filter unit
Go out the connected PFC units in end, the voltage transformation module being connected with PCF unit output ends;It is connected with voltage transformation module output end
Output unit;The output unit is sequentially connected, and connects with EMI filter units, DC converting unit, switch converting unit
To stabilized current supply output unit, the output end connection driving switch power subsystem of converting unit, driving switch power subsystem are switched
Output to connect independent loops control unit, analog photoelectricity isolated location, current stabilization control unit, the regulation of pulsewidth modulation light respectively single
Unit, the output end of analog photoelectricity isolated location by independent loops control unit connecting valve converting unit, adjust by pulsewidth modulation light
Section unit is connected to stabilized current supply output unit by current stabilization control unit.
3. applying electronic formula transformer as claimed in claim 1 drives the device of high-effect light fixture, it is characterised in that described
Adaptive LED driving power supply, also including temperature detecting unit and C-V characteristic detection unit;The temperature detecting unit includes setting
The temperature-detecting device on the fin of LED lamp is put, the temperature data of detection is fed back to micro- place by the temperature-detecting device
Reason control unit;The C-V characteristic data feedback of the LED lamp that the C-V characteristic detection unit will be detected gives microprocessor control
Unit processed;
Described current detecting unit includes signal picker and data processor;Described signal picker is arranged on electric current inspection
The front side of unit is surveyed, described data processor is connected to the side of signal picker.
4. applying electronic formula transformer as claimed in claim 1 drives the device of high-effect light fixture, it is characterised in that described
Current control unit includes rectifier, protector, filter;Described rectifier is arranged on the upper end of current control unit, institute
The protector stated is connected between rectifier and filter, and described filter is arranged on the downside of rectifier.
5. applying electronic formula transformer as claimed in claim 4 drives the device of high-effect light fixture, it is characterised in that described
Using three-phase diode bridge, converter and controller is included, controller is used to obtain rectifier conversion section rectification implement body
Input voltage, input current, output voltage, obtain the amplitude and 6 times of sinusoidal voltages of power frequency of desired alternating current, whole
Stream device part is fixed on protection respectively by radiator, the transformer part of at its upper end and lower end by two mounting seats
In housing, filter part is fixed on a heat sink, and rectifier means are connected by busbar with transformer part, in rectifier
There is the radiator fan being fixed on protective housing first member plate on the left of part, containment vessel is fixed on the right side of transformer part
Terminal box and electric connector in body right end plate, are fixed with temperature sensor on radiator, the surface of first member plate is fixed with fan
Mounting seat.
6. applying electronic formula transformer as claimed in claim 4 drives the device of high-effect light fixture, it is characterised in that described
Protector mainly includes mosaic piece, protector main body and shielding cover, and mosaic piece covers quilt with substantially tubular with least part of
At least one bellows of the electric wire being held between mosaic piece is kept, and mosaic piece includes one or two rib, bellows,
A pair of ribs include upright end, and upright end is curved to close to each other along the groove of bellows, sets axis along mosaic piece
One or more supporting shaft portions that longitudinal direction extends, be arranged at the cardinal extremity of the upright end of rib or near, and/or rib passes through
Supporting shaft portion is mutually continuous with the peripheral wall of one or two mosaic piece, and mosaic piece can be with least one on wire harness
Bellows is engaged, and mosaic piece is set installs groove, expansion oplate, engagement legs and elastic plate, and expansion oplate has basic square,
Engagement legs include at least one ledge, when expansion oplate is at least partially inserted into accommodating portion, can be with expansion oplate phase
Cooperate and sandwich guide plate, multiple protruding portion point mutually cooperates with expansion oplate and sandwiches guide plate, and elastic plate is in the inside of mosaic piece
Peripheral surface at position substantially along mosaic piece extends, and the surface of elastic plate is provided with the outer of prominent surface and branch portion
Surface flushes protector main body each other substantially to be had mosaic piece, bottom wall, spaced walls and is erect as relative to each other from the bottom wall
The inner surface of a pair of upstanding wall, the inner surface of bottom wall and a pair of upstanding wall forms accommodating groove, be accommodated with accommodating groove one or
Multi-cable, shielding cover is engaged with protector main body to cover accommodating groove, and protector main body also has a protuberant bar, protuberant bar from
The inner surface of bottom wall is protruded towards shielding cover, is formed in the direction intersected with a pair of upstanding wall so as to edge between the pair of vertical wall
Extend, during each in protuberant bar is with the boundary member between a pair of upstanding wall, protuberant bar extends horizontal stroke in discharge direction
Across the inner surface of bottom wall, the cloth set direction of discharge direction and one or more cable and every in the direction of cloth set direction
One direction is intersected, and spaced walls are erect from bottom wall, and are arranged between the pair of vertical wall, relative with a pair of upstanding wall, is dashed forward
Rise bar there is be formed in a pair of upstanding wall one the first protuberant bar between vertical wall and spaced walls and be formed in a pair it is perpendicular
The second protuberant bar between another vertical wall and spaced walls in wall, each in the first protuberant bar and a setting
In the adjacent boundary member of wall and the first protuberant bar boundary member adjacent with spaced walls.
7. a kind of applying electronic formula transformer as claimed in claim 1 drives the applying electronic formula transformation of the device of high-effect light fixture
Device drives high-effect light fixture method, it is characterised in that the high-effect light fixture method of the applying electronic formula transformer driving includes:
By civil power filter input AC convert alternating current high voltage direct currents;
High voltage direct current is transformed to by flyback switching unit by low-voltage DC;
By dim toning drive unit control LED light source different colours, brightness it is luminous;
Stored by lighting arrangement data collecting unit and memory signal code and LED control information and tracking and adjustment LED light
Ource electric current signal;
By controller by the control instruction on wireless communication module, light modulation toning driver element is sent to after being converted through data,
Light modulation toning driver element is exported to LED light source by microprocessor control unit and LED drive module.
8. a kind of applying electronic formula transformer as claimed in claim 3 drives the letter of the device signal picker of high-effect light fixture
Number acquisition method, it is characterised in that the signal acquisition method of the signal picker includes:
First, echo signal x (t) is acquired within the independent sampling period with awareness apparatus, and with A/D modes to signal
Carry out digital quantization;Then, dimensionality reduction is carried out to signal x (i) after quantization;Finally, the signal after dimensionality reduction is reconstructed;Wherein
T is sampling instant, and i is the signal sequence after quantifying;
Dimensionality reduction, the difference side that finite impulse response filter specifically is passed through to the signal after quantization are carried out to the signal after quantization
JourneyWherein h (0) ..., h (L-1) are filter coefficient, and design is based on filtering
Compressed sensing signal acquisition framework, construct following Teoplitz calculation matrix:
Then observeWherein b1,…,bLRegard filter coefficient as;Submatrix ΦFT's
Singular value is gram matrix G (ΦF, T) and=Φ 'FTΦFTThe arithmetic root of characteristic value, all eigenvalue λ i of checking G (Φ F, T)
∈(1-δK,1+δK), i=1 ..., T, then ΦFMeet RIP, and original signal is reconstructed by solving following formula optimization problem:
Original signal, that is, BP algorithm are reconstructed by linear programming method;
For actual compression signal, Φ is then changed in the collection of picture signalFIt is following form:
If signal has openness on conversion basic matrix Ψ, by solving following formula optimization problem, Accurate Reconstruction goes out original
Signal:
Wherein Φ is uncorrelated to Ψ, and Ξ is referred to as CS matrixes.
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