CN106851912A - A kind of applying electronic formula transformer drives the method and device of high-effect light fixture - Google Patents

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

A kind of applying electronic formula transformer drives the method and device of high-effect light fixture

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 calculated_h(x：)Wherein x_iIt 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 | m_h(x)-x | whether ＜ ε set up, if so, then x is convergence point z, performs step (4)；Otherwise, x=is updated m_h(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 z_i, i=1,2 ..., n；(5) by the pixel z with identical convergence point_iSame 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：

F_ij[n]=S_ij；

U_ij[n]=F_ij[n](1+β_ij[n]L_ij[n])；

Wherein, β_ij[n] is adaptive link strength factor；

S_ij、F_ij[n]、L_ij[n]、U_ij[n]、θ_ij[n] be respectively input color image signal, feed back input, link input, Internal activity and dynamic threshold, N_wIt 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,…,b_LRegard filter coefficient as；Submatrix Φ_FT Singular value be gram matrix G (Φ_F, T) and=Φ '_FTΦ_FTThe arithmetic root of characteristic value, all eigenvalue λs of checking G (Φ F, T) i∈(1-δ_K,1+δ_K), i=1 ..., T, then Φ_FMeet 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 signal_FIt 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 f_stopHave Need H_stopDecay；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 calculated_h(x)：Wherein x_iIt 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 | m_h(x)-x | ＜ ε are No establishment, if so, then x is convergence point z, performs step (4)；Otherwise, x=m is updated_hX (), 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 successively_i, i=1,2 ..., n；(5) By the pixel z with identical convergence point_iSame 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：

F_ij[n]=S_ij；

U_ij[n]=F_ij[n](1+β_ij[n]L_ij[n])；

Wherein, β_ij[n] is adaptive link strength factor；

S_ij、F_ij[n]、L_ij[n]、U_ij[n]、θ_ij[n] be respectively input color image signal, feed back input, link input, Internal activity and dynamic threshold, N_wIt 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,…,b_LRegard filter coefficient as；Submatrix Φ_FT Singular value be gram matrix G (Φ_F, T) and=Φ '_FTΦ_FTThe arithmetic root of characteristic value, all eigenvalue λs of checking G (Φ F, T) i∈(1-δ_K,1+δ_K), i=1 ..., T, then Φ_FMeet 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 signal_FIt 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：

$h(n1,n2)=\begin{array}{ccc}1/9& 1/9& 1/9\\ 1/9& 1/9& 1/9\\ 1/9& 1/9& 1/9\\ 1/10& 1/10& 1/10\end{array}$

$h(n1,n2)=\begin{array}{ccc}1/10& 2/10& 1/10\end{array}$

$\begin{array}{ccc}1/10& 1/10& 1/10\\ 1/16& 1/8& 1/16\end{array}$

$h(n1,n2)=\begin{array}{ccc}1/8& 1/4& 1/8\\ 1/16& 1/8& 1/16\end{array}$

It is as follows using 5*5 array LPFs h (n1, n2)：

$h(n1,n2)=\begin{array}{ccccc}1/35& 1/35& 1/35& 1/35& 1/35\\ 1/35& 2/35& 2/35& 2/35& 1/35\\ 1/35& 2/35& 2/35& 2/35& 1/35\\ 1/35& 2/35& 2/35& 2/35& 1/35\\ 1/35& 1/35& 1/35& 1/35& 1/35\end{array};$

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 x_iIt 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 | m_h(x)-x | whether ＜ ε set up, if so, then x is convergence point z, performs step (4)；It is no Then, x=m is updated_h(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 point_i, i=1,2 ..., n；(5) by the pixel z with identical convergence point_iSame 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：

F_ij[n]=S_ij；

$L_{ij}\[n\]=\underset{ab}{\Σ}{Y}_{ab}\[n\]/N_w;$

U_ij[n]=F_ij[n](1+β_ij[n]L_ij[n])；

$Y_{ij}\[n\]=\left\{\begin{array}{cc}1,& if{U}_{ij}\[n\]>{\mathrm{\θ}}_{ij}\[n\]\\ 0,& otherwise\end{array}\right.;$

θ_ij[n]=θ₀e^-αθ(n-1)；

Wherein, β_ij[n] is adaptive link strength factor；

${\mathrm{\β}}_{ij}\[n\]=\underset{a,b\∈w}{\Σ}\frac{1}{|S_{ij}-S_{ab}|+\mathrm{\Δ}}/N_w;$

S_ij、F_ij[n]、L_ij[n]、U_ij[n]、θ_ij[n] is respectively input color image signal, feed back input, link input, inside Active entry and dynamic threshold, N_wIt 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,…,b_LRegard filter coefficient as；Submatrix Φ_FT's Singular value is gram matrix G (Φ_F, T) and=Φ '_FTΦ_FTThe arithmetic root of characteristic value, all eigenvalue λ i of checking G (Φ F, T) ∈(1-δ_K,1+δ_K), i=1 ..., T, then Φ_FMeet RIP, and original signal is reconstructed by solving following formula optimization problem：

$\begin{array}{ccc}\underset{x}{\min }& \left|\right|x|{|}_1& s.t.y={\mathrm{\Φ}}_x\end{array}$

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 signal_FIt is following form：

If signal has openness on conversion basic matrix Ψ, by solving following formula optimization problem, Accurate Reconstruction goes out original Signal：

$\begin{array}{ccc}\underset{\mathrm{\α}}{\min }& \left|\right|\mathrm{\α}|{|}_1& s.t.y={\mathrm{\Φ}}_x=\mathrm{\Φ}\mathrm{\Ψ}\mathrm{\α}=\mathrm{\Ξ}\mathrm{\α};\end{array}$

Wherein Φ is uncorrelated to Ψ, and Ξ is referred to as CS matrixes.