TW201101930A - Power reforming methods and associated lights - Google Patents

Abstract

The present invention relates to power reforming methods and associated lights, especially to power reforming methods and associated lights that selectively turn ON and OFF to reform current to follow voltage appropriately, which provides better heat dissipation, improving power factor and color mixing capability. The method comprises acts of rectifying an AC voltage to a pulsating DC voltage, synchronizing at least two clock signals to the pulsating DC voltage, setting pulse duration in a pulse period and turning ON and OFF of an electronic device. The device comprises at least two loads, a rectifier, at least two drivers and a controller.

Description

201101930 VI. Description of the Invention: [Technical Field] The present invention relates to a power improvement method and an illumination device thereof, and more particularly to a power improvement method capable of selectively turning an electronic device on or off to adjust a current waveform Lighting device. [Prior technology] Wang Yi is becoming more and more important about environmental protection and energy conservation. ^^ ^ 丨~1 冈八习企蒹, more and more Ο 〇 Many people are beginning to realize the importance of energy saving. The development of power supply manufacturing companies is also in line with this trend. 'Developing new products that meet this trend, among which power-related products (such as transformers) can improve power supply factors to achieve optimal energy savings by reducing power consumption. the goal of. The so-called power due to Xin, county _ _ U / -, the ratio of the effective power and total power consumption (between 〇 ~ 1) 'the lower the power factor' represents a lower power efficiency 3b, also said more Lightning will disappear invisibly and wear out. Because „I mouth, the right target effectively controls the adjustment of the AC power> The pit wheel enters an electronic device amp & ...... Time and waveform, so that the current and the electrical phase are as consistent as possible, then the power field can be made i The Lifeng factor approaches 1' to achieve energy savings.

Fmitr , like white pre-diode (White u2ht

Emitting Diode, the following is avoided. fJu〇fe_ .. 』D), fluorescent lamp (compact escent escent 以下 和 和 和 和 和 和 和 和 和 和 和 和 和 和 和 和 和 和 和 和 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 要 CC CC Let the 1,, and the monthly force + factors of the lighting devices reach 0.9, most of them must grasp a power factor to improve the circuit, to 1 人 夕 shoulder plus, and 1 to change the power factor, so that By adding additional auxiliary power, the user has to pay for the purchase of the leaf. 201101930

In addition, 'light emitting diodes (hereinafter referred to as L or organic light-emitting diodes (white) 〗 〖 ght emitting diodes, hereinafter referred to as OLED), because of the small size, fast response, energy use rate Gao Heshou / Che Gu Chang and other advantages, become the market star of tomorrow. ° ‘Free Ο

However, there are still some unavoidable points in the LED, WLED or 〇LED. For example, if the heat dissipation mechanism of the lamp is poorly designed, the LED cannot control or discharge the generated heat, and the operating temperature of the LED will be 1 咼. However, if the working temperature of the LED is soft and low, in addition to increasing the use of the LED, the luminous efficiency can be improved. In addition to the current lighting manufacturers to improve the power factor through the power factor improvement circuit or use LED to improve the luminous efficiency, also try to use different color or dimming technology (such as pulse width modulation technology) to produce different colors of light to make lighting The device has more uses. The pulse width modulation technology mainly adjusts the lamps of different colors or color temperatures by rapidly switching the opening or closing of the lighting device to have different working cycles, and the lighting device can generate light sources of different colors, but if When there are multiple lamps in the same room, and the frequency of the pulse width modulation technology switches of the lamps are inconsistent, "the so-called ping effect (beating phe__n) occurs, causing interference between the lamps of each other The flashing of the line lamp occurs. The frequency often causes the biggest problem in lighting applications. The problem of this slap phenomenon occurs almost in all lighting devices, and sometimes even the skin is perceived by the eye, in other words, to adjust the frequency of different lamps to Most of them need to use more precise and blazing technology, but also produce different variations in the electronic process (such as complex analog circuits), the 201101930 will inevitably lead to the complexity of the overall circuit design and increase the cost [invention An object of the present invention is to provide a power improvement method for improving the power factor of an electronic device by turning on or off at least two loads disposed on the electronic device, so that a current waveform flowing through each load can be obtained. Adding α-cycle and shaping to reduce the phase difference between the current and voltage flowing through the electronic device', thereby achieving the effect of improving the power factor of the electronic device. Another object of the present invention is to provide an illumination device that can be enhanced

The power improvement method of the political heat effect is achieved by turning on or off the at least two loads, and by reducing the opening time between the loads, the load and the equal load can be used to dissipate heat. The purpose of X month is to provide a power improvement method for controlling the illumination color of a lighting device. λ modulates the color of the illumination device by selectively turning on at least two colored lamps. The method for applying the method of the present invention has at least two, comprising the following steps: a rectifying step: rectifying an alternating current voltage into a pulsed direct current voltage; and a synchronization step: The time reference signal is synchronized with the pulsed DC voltage. The time reference signal is phase locked to the pulsed DC voltage. In step 1 of the pulsed DC voltage, the time reference signal is set to at least two clock signals. Each clock signal has a "factor rise time and at least one fall time" and a rising period between the rise time and the lower limit; and an opening or closing step: according to the upper and lower time of the corresponding clock (4) Corresponding to turning on or off the at least two loads. 201101930 By the above steps 'and turning the different loads of the electronic device on or off at different time points, the currents introduced into the respective loads are added to each other to form a pulse closer to the pulse. The cascading current of the DC voltage waveform, therefore, the material is changed by lowering the phase difference between the pulse voltage and the cascading current. The effect of the power factor. ° where 'by performing the setting step and the opening or closing step--the lighting device having at least two lamps, the at least two lamps can be turned on or off in turn, so that each tube is only Turn on for a period of time to reduce the duty cycle of the individual lamps, so that the lamp generates less heat and has a lighter heat dissipation time. In addition, the setting step and the opening or closing step can also be applied to - the color mixing device 'This is to open or close the at least two colored light camps separately, so that the light bulbs in the alpha have different working cycles, so that the colored light camp can have more levels of color scale performance.

It is to be noted that, in order to apply the present invention to lighting applications such as color mixing and dimming, the present invention synchronizes with the alternating voltage by turning on or off the time; There is a mutual interference between the lighting devices and a flickering phenomenon. a Further, it is an object of the present invention to provide an illumination device having a better power quality, which is achieved by reshaping the current waveform, the phase difference between the illusion and the voltage. -^ Electricity Another object of the present invention is to provide a lighting device. Politically active government Another device of the present invention. The object is to provide a lighting with color mixing efficiency. 201101930 For the purpose of the present invention, the lighting device of the present invention comprises at least two lamps, a rectifier, at least two drivers and a controller. "中κ灯^', j* is „cold cathode fluorescent lamp, referred to as CCFL for short”, an external electrode fluorescent tube (extemal dectr〇de flu(10)scent la-, hereinafter referred to as EEFL), one nanometer Carbon tube (_〇ηI her & lamp '%% CNL),-light emitting diode (light emitting coffee, for example, LED) lamp f or organic light-emitting diode (〇嗯咖 i coffee (10) she increased di 〇de, hereinafter referred to as OLED) lamp camp, 〇❹ The rectifier is connected to an external AC power source (for example - household line voltage) and can rectify the -AC voltage into a pulsed DC voltage. Each driver can drive its corresponding lamp, which provides the current required to illuminate each lamp to operate the lamp. The controller is connected between the rectifier and the driver, and can generate a pulse width modulation _ her modulation, hereinafter referred to as PWM signal, and can control the pulse DC voltage in a pulse. Turn on or off at least once during the week. The & mysterious controller also turns off the load when the waveform is at the position of 〇 or stiffness during the pulse period of the pulse, and the voltage is 〇 or stiffness, and turns on when the waveform is 9〇 or 27〇. The load, or when the wave is received at a position with his angle, the load is turned on to .V', whereby the current of the /3 set can be shaped to more accurately follow the pulse DC. The effect of the power factor. The waveform of I, to achieve the change, W 勾 battle, drive, knee LOW cycle dlly cycle 'to achieve dreams ... reduce consumption and reduce heat. 1 official power consumption 201101930 In addition, the controller can also control the load to be turned on or off for a period of time to perform color mixing, because by adjusting the working cycle of each tube, each lamp system can have different colors and Color temperature to emit the color of the two rays. [Embodiment] Referring to the first embodiment, a power improvement method of the present invention is applicable to an electronic device having at least two loads, which includes a step of rectifying and rectifying (1 is to rectify an alternating current voltage into a pulse straight, gas ♦ pressure; % synchronization step (11): synchronize a time reference signal with the pulse DC voltage, wherein the time reference signal is phase locked to the pulse current voltage; setting step (12) : in the pulsed DC voltage, 'at least two clock signals are set according to the time reference signal, each time pulse signal has at least one rising time and at least one falling time, and the rising time and the falling time form a pulse. And the clock signal selects an appropriate frequency as the frequency of the clock signal from the frequency of the time reference signal. For example, the time reference No. 1 is the same as the pulsed DC voltage phase, but the frequency ridge - 5. "A 蜎 hand 疋 疋 脉冲 脉冲 脉冲 脉冲 脉冲 脉冲 脉冲 脉冲 脉冲 脉冲 脉冲 脉冲 脉冲 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾 台湾At this time, the user n n: 隹#... selects the desired frequency as the combination of the appropriate frequency of the clock signal in the reference between the temples. In short, if the time reference signal is 8 times the DC voltage of the pulse , that is, 4δ〇Ηζ°, the user can obtain a clock with a 240Hz frequency through a divide-and-two circuit. 201101930, through the two divide-and-two circuits, a clock with a cofferdam is obtained. The signal 'When you select 24, the minimum can correspond to the AC cycle of 5 AC. When you select 480Hz, the minimum is 靡 』 』 』 』 』 』 』 』 』 』 』 』 』 』 』 In other words, the higher the frequency of the clock signal, the more the region can be subdivided into the appropriate pulse period. The on or off step (n), #^# is based on the rise time of the pulse signal. Corresponding to the falling time, the opening of the closing point, _ and the closing of the W 镔 to / load, thereby adjusting the current waveform flowing through the electronic device, so that the dry 仗 is electrically/clawlessly opened to form a DC voltage similar to the pulse. Waveform, let the electricity I and The phase difference of the flow is reduced, and the opening or closing of the at least two load lines has an -on time and a turn off time, the turn off or turn on time is selected from the pulsed DC voltage, 1G i 90% duty cycle. In the case of a pulse DC voltage period t, the pulse is straight, and the L voltage waveform is near 0 and i 8 degrees, and all loads are turned off (for example, u 〇 and 170 〜 90 degrees are turned off), 9 When 〇 and 27 degrees near the position, turn on all loads (for example: 6〇~12〇 and 24〇~3〇〇), or in the pulse DC voltage waveform for other angles (for example: 10~20 degrees and At 190 to 200 degrees), at least one load is turned on, whereby the current waveform flowing through each load can be added during the pulse period to form a laminated current that more closely matches the pulsed DC voltage waveform. ^ While the above-mentioned pulse period which is turned on or off at a position near a specific angle ' can exist in a symmetrical or asymmetrical relationship, in other words, in a pulsed DC voltage, the turn-on time points of the respective periods do not need to be symmetrically set. Therefore, once at least two loads in the electronic device appear completely closed, 201101930 is closed, at least __ is turned off, and the current of the device can be turned on or fully turned on, and flows through the electrons to shape and let the current flow. And the voltage > the door to you to reduce, and then achieve the purpose of improving the power factor of the phase difference J between the 电μ electric soap~. The load can be -CCFL, an eefl, LED lamp camp or -m CNL lamp officer, a rib lamp. F is a description of the power of the present invention obliquely. People σ is determined to make more comments

For the first embodiment, please refer to the description of -4 t, ... and B. 'This embodiment shows that the present invention will pass through two preparations, and the two slaves (20, 21) will be modified. Cascading the current (22), to ®, ^ j to make the waveform of the stacked electric city (22) more in line with the waveform of a pulsed DC voltage (23) to improve the power factor. Embodiment 2 Please refer to the third figure, which illustrates that the present invention converts three current waveforms (3 0, 3 1, 3 2) flowing through three loads into a shape-modulated shape to form a stacked current ( 33), to make the waveform of the laminated current (33) more consistent with the waveform of the pulsed DC voltage (34) to improve the power factor. Embodiment 3 illustrates that the power improvement method of the present invention should be referred to the results shown in FIG. 4 for receiving loads of different voltage levels (for example, using different power sources or setting different currents for driving), for example, If the power source for driving one load (40) is used to drive two or half of the power of the other load (41), then the power supply flowing through the two loads (40, 41) is added to generate four types. Different high and low levels of stacked current waveforms, including the current reference (45), the low current reference (48), the medium current reference (46), and the * 10 201101930 current reference (47), in such a waveform The cascading current is still clear; ^ / hai has four different levels of high and low levels to achieve improved power factor. Referring again to the first figure m, the power of the present invention is applied to a lighting device, #n人. At least two of the Wanling 丌J should be interlaced: turn the illuminator on or off separately, and the two lamps; the efficiency is only alternately turned on.

Early: & not only does not reduce the overall light source output, but also because the power of individual lamps knows Y Ο ο The heat of the government is reduced by the individual lamps being turned off, but it has better heat dissipation. effect. For example, if the -WLED tube on an electronic device is turned on in turn... 'Work cycle', the light source that it is rotating and the single-WLED tube are turned on: the effect of the cycle - but in fact: WLED lamp Tube two open 50% work handle#

During the cycle, the effect of turning out the light source is better than the 100% duty cycle of a single wled lamp, because the luminous efficiency of the WLED tube decreases with increasing temperature. When the X x WLED tube is turned off, the amount of material generated by the previous illumination will flow into a heat sink connected to the Xiao WLED tube. When the WLED lamp is turned on, the stomach WLED tube will produce the maximum power with the best power. "Two years", that is, although there are two WLED tubes, but to generate twice the power, the total heat transferred from the wled tube to the heat release sheet can be increased, so that the operation of reducing the WLED lighting device can be achieved.卞 'The effect of the dish' to improve the luminous efficiency of the WLED. However, the above-mentioned double-strand WLED lighting device with two WLED tubes will increase the manufacturing cost because of the need to use two WLED tubes, but due to the traditional Zeyi _ 'WLED tube lighting equipment, its service life will be Because 11 201101930 is a decrease in the exponential multiple due to the increase in temperature, so that the replacement rate is 焉 所以, so compared with the use of the dual-strand WLED lighting of the present invention, it is not necessarily cost-effective. I, "The power modification method of the present invention can also be used in a color mixing device, in which the enamel is turned on or off by at least two colored lamps in the color mixing device for a period of time to achieve the effect of color mixing, and the colored The lamp tube can be a CCFL, an EEFL, a CNL lamp, a ο ο - LED tube or a 〇 LED tube, and the colored tube is a red 'green, blue or white tube with different color temperatures respectively. , color temperature system - a method to explain the color spectrum produced by a white light source, a light source with a higher color temperature (5 〇〇〇 κ) will appear to be close to blue, while a light source with a lower color temperature (3 〇 ·) will look It looks like red. In order to produce a light source with a specific color, the duty cycle of different colored light camps will be different, and the duty cycle will determine the proportion of the light on time of the horse in all operating hours. When the colored tubes of red and green respectively are turned on at the same time, white light can be generated. When the colored tubes of red and blue are turned on and the green tube of the green plant is turned off, purple light is generated, so Adjustment not There is a working cycle of the heart officer to generate light of a specific color. Referring to the fifth figure, the Zhaoming device of the present invention includes at least two lamps (50), a rectifier, and the like. V Ή ), at least two drivers (52) and a controller (53), wherein the lamp (50) is a CCFL, - FFTn, - cNl lamp, an LED lamp or an OLED lamp. 5 1) is connected to an external painkiller, the rabbit is reduced (for example, the power supply of the household socket 12 201101930), and an alternating voltage is rectified into a pulsed direct current voltage. The driver (52) drives the corresponding lamp. Tube (5〇) and provide the current required for the tube (: > > 0), the driver (52) will vary depending on the type of lamp (5〇) that it needs to drive, for example, LED tube The driver can be a constant current device. The beta controller (5 3) is connected to the rectifier (5 1) and the driver (52), and generates at least two PWM signals for synchronizing the pulsed DC voltage, and the pwM signal can control the The drive (52) is turned on or off - for a period of time, the controller 〇 (53) can - a phase locked loop (PLL) circuit (531) and a duty cycle selector (532) or a pLL circuit (531) and other combined circuits that generate PWM signals. The PWM signal has at least one on time and at least one off time selected from any point in the interval of 1工作% to 9〇% of the duty cycle. The PLL circuit (531) is connected to the rectifier (51), The frequency and voltage value of the pulsed DC voltage are sensed, and a clock signal phase-locked with the pulsed DC voltage is generated. The duty cycle selector (532) is coupled to the PLL circuit (531) and the driver (52) for receiving a clock signal generated by the PLL circuit (531) and generating at least synchronization with the clock signal Two PWM signals to enable or disable the drive (52). Therefore, the duty cycle set by the PWM signal can be performed by performing a logical addition combination according to the multiplied clock signal generated by the AC voltage corresponding to the PLL circuit (531), for example, The frequency of the right-hand PWM signal is eight times the frequency of the pulsed DC voltage (ie 480 Hz). The duty cycle selector (532) can produce percentages of η", 201101930 5 50 67.5, 75, 87.5 and 100. The duty cycle (because (60/480) xlGG%: i2, 5%), the controller (7) can set the time to turn the drive (52) on or off at any point in time. , Control Benefits (: > 3) can turn all drivers (52) off when the waveform of the pulsed DC voltage is near 〇 and 1 (10) degrees, and turn on all drivers (52) when the waveform is near % and ° degrees Or opening at least one driver (52) at other angles, whereby the flow through the illumination device can be adjusted to more closely match the waveform of the pulsed DC voltage to achieve the effect of improving the work factor. In addition, the controller (53) can separately control the turn-on time ratio of each driver (52) to reduce the power of each lamp and the heat generated. The controller (53) can also turn off the lamp (50) when the pulsed DC voltage is in a position near 〇 and 18 ,, and then turn on each lamp (5 〇) one by one to make the current waveform more The waveform of the pulsed DC voltage is near to improve the power factor. Referring to the fifth and ninth figures, in the embodiment, the lighting device of the present invention may further comprise a modified controller (54) for improving the circuit (〇) before phase locking, the duty cycle. The ρ·signal generated by the selector (7) 2) may not accurately set the problem of the appropriate duty cycle. In this embodiment, the PLL circuit (531) is connected to the modified controller (54), and the improved control 11 (54) comprising a voltage-detection unit (541 memory unit (542) and a counting unit (543). The voltage detecting unit (5 4 1) is coupled to the rectifier (5丨), the voltage detection The measuring unit (5 4 1) generates a “clock signal” to the PLL circuit (531) according to the pulse DC voltage as a reference signal of the circuit (531). 201101930 The memory unit (542) There is stored a schedule for turning the driver (52) on or off. The schedule includes a plurality of on and off times, and a cycle time corresponding to the pulsed DC voltage, wherein the memory unit (542) is a read-only memory. Body 〇❾ s 玄 count The element (543) is coupled to the driver (52), the pLL circuit (53 1), the voltage detecting unit (541), and the memory unit (542). The counting list (43) is sequentially read and stored. In the timetable of the memory unit (542), the memory unit (542) correspondingly generates at least two pWM signals to control the drive 0/2; 2) turn-on or turn-off time, and according to the voltage detecting unit (54丨), When the pulse direct voltage is 〇 or i 8 ,, re-read the memory unit (schedule in S) to reset the at least two pWM signals. Please refer to the sixth and seventh diagrams. The illuminating device of the present invention comprises a WLED lamp bundle (9), and each of the WLED lamp bundles (9) has a cover power as a period of 'after the _variable current waveform' does not change: in addition, since the opening time becomes shorter And also achieve better heat dissipation. As shown in the fifth figure, the #, the driver (52) 1 has no (10) A (53), respectively, to turn on or off the η... or the color temperature of the lamp (10), by adjusting | The light color or color temperature of each lamp (5.) that does not continue or color temperature. The wooden building to the special lamp «Hai lighting device further includes an environmental sensor sensor connected to the control ^ receiver" the ring and has a feedback loop to measure local environmental information, the work of the tube (10) Cycle, the local loop two () automatically adjusts the individual light or temperature; the receiver is connected to the human-source light source, the sound is to the controller (53), and can be transmitted by the -201101930 control unit. The signal ' is used for remote control of the controller (53) and adjusts the duty cycle of each of the lamps (50). The wireless signal is a radio frequency (RF) signal or an infrared (infrared) signal. In addition, the at least two lamps (50) may also be a spiral CCFL, which are alternately arranged on a lamp holder, the lamp holder is connected to a power supply Edison lamp holder, and the β Hai rectification thief (5 1 The at least two drivers (52) and the controller (53) are further integrated into an electronic module disposed in the lamp holder. Embodiment 4 () Referring to FIG. 8 , an embodiment of a lighting device according to the present invention is described. This embodiment includes a spiral-shaped c-CFL (8 〇) and a first CCFL. (80) a second CCFL (81) arranged in parallel and spirally arranged in parallel, when the color temperature of the first CCFL (80) is 6 〇〇〇 κ, and the color temperature of the second CCFL (81) is 3000 κ, if When the duty cycle of the first CCFL (80) and the first CCFL (81) is adjusted to be 5〇%, respectively, the color temperature of the multi-phase illumination device can be adjusted to 4500K. In addition, by appropriately setting the duty cycle, the current waveform through the illumination device can be adjusted to coincide with the waveform of the pulsed DC voltage to achieve the purpose of improving the power factor and completing the color mixing. BRIEF DESCRIPTION OF THE DRAWINGS A diagram of a power improvement method of the present invention is shown in the drawings. The second A diagram is a schematic diagram of a waveform using an embodiment of the power improvement method of the present invention. The second B diagram is another waveform diagram using an embodiment of the power improvement method of the present invention. The third figure is a schematic diagram of waveform 16 201101930 using the second embodiment of the power improvement method of the present invention. The system uses the (4) power improvement to the waveform of the third embodiment. The power is improved to improve the power of the lighting device of the square and the + side. Power Improvement of the Invention The sixth figure is a circuit diagram of a body group. Method of white light emitting diode The seventh figure is the voltage waveform of the sixth figure.

The eighth figure is a schematic view showing the structure of the multi-phase illuminating device of the cold cathode ray tube in which the double-core spiral is alternately arranged in parallel. The ninth diagram is a circuit diagram of the improved controller of the present invention. [Main component symbol description] 〇10 rectification step 11 synchronization step 12 setting step 13 on or off step 20 current 2 1 current 22 lamination current 23 pulse DC voltage 30 current 3 1 current 3 2 current 33 lamination current 34 pulse DC voltage load 41 load 45 current reference 46 medium current reference 47 high current reference 48 low current reference 5 xenon lamp 5 1 rectifier 5 2 driver 53 controller 5 3 i phase locked loop circuit 532 duty cycle selector 54 improved controller 17 201101930 54 1 voltage detecting unit 80 first cold cathode fluorescent tube 542 memory unit 8 1 second cold cathode fluorescent tube 543 counting unit

18

Claims (1)

201101930 VII. Shenqing patent scope: 1. A power improvement method, which is used to change the power of the device. The following is the following steps: including the following steps: 堇/瓜 steps: An alternating voltage Γ=1 soil, 丨w I is a pulse DC voltage; synchronization step: synchronizing a time base, #+^丞羊唬, and the pulse DC voltage, wherein the time reference signal system The phase ^ ^ . side position 蝻疋 该 该 脉冲 ; ; ; ; : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : : :夕夕-clock signal, each clock signal Between the Bulu's, the rising time and the downloading time form a pulse period; and the opening or closing step: turning on or off the at least two loads according to the rising time and the lowering time of the corresponding clock signal. 2. The method of claim _i, wherein the pulse is symmetrical with respect to the pulsed DC voltage during the pulse. 3. The method of claim 1, wherein the pulsed DC voltage is asymmetrically distributed during the pulse period. 4', as in the method of claim [, wherein the opening or closing step is Turn off the load when the period of the pulsed DC money is near Q or 18 () degrees. Turn on the negative m when the waveform is near 9〇 or 27〇, or at other angles in the waveform. The method of claim 1, wherein the load system is a cold cathode fluorescent lamp (CCFL), an external electrode fluorescent tube, and the like. (external electrode (10) Umf), eefl), carbon nanotube (ample, CNL), hght emhting diode (LED) lamp or an organic light emitting diode 19 201101930 The method of claim 1, wherein the one load system is different from the other load. 7. A lighting device comprising : at least two lamps; a rectifier connected to an external AC power source to rectify an AC voltage into a pulsed DC voltage; at least two drivers are respectively connected to the lamps, and the lamps are provided to operate The current is connected to the rectifier and the driver to generate a pulse-width mod-ticm (hereinafter referred to as pwM) signal synchronized with the pulsed DC voltage to turn the driver on or off for a period of time. 8. The lighting device of claim 7, wherein the lamp is a cold cathode ray tube (four) Μ cathode fluorescent iamp, CCFL), an external electrode fluorescent tube (10) t (10) al e丨ectrode f 丨 escent lamp , EEFL), - carbon lamp tube ((10) - face coffee screaming, (3) l), a light-emitting diode (丨.. diode is still called the secret ^ lght emitting diode, OLED) lamp. The lighting device of the item, wherein the _ and the closing time are less than a closing time, and the opening time Ί corresponds to a percentage of the working period. In the circuit of the phase-locked loop (PI.., L), the frequency and voltage of the pulsed DC voltage are connected to the rectifier, which senses the value 'and generates a pulsed DC according to the pulsed DC voltage. a voltage phase locked clock signal; and a duty cycle selector connected to the pll circuit and the driver, receiving a clock signal generated by the 胄PLL circuit and generating at least two PWM signals synchronized with the clock signal, The pwM signal can turn the driver on or off, wherein the duty cycle of the PWM signal is divided by a logical addition combination according to the AC voltage generated by the circuit. The illuminating device of claim 7, wherein the dc voltage of the pulse is 〇 and 18. Turn on when the position is near; ❹ Ο Yes: Move is off, turn off all the drivers when the position is 9〇 and 27 (), or at the waveform position. The position of the official angle is turned on by at least one drive. The illuminator tube according to item 7 of the patent application has different colors or color temperatures. 〒 灯 灯 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. 3. , to measure the local environmental information, and have - the sense of ownership of the individual to automatically adjust the working cycle of the individual lamps to see the man-made device, as described in the scope of application of the patent scope, the device also includes a receiving cry, f Only set, wherein the team TM is connected to the control crying - one from the external control unit transmits one of the pirates to receive the signal from the remote line to remotely control and adjust the working period of each lamp. The controller enters 15. The controller according to item 7 of the patent application is before the phase lock of the phase-locked loop circuit, =, wherein the output is at least two PWM signals, and the data is based on a predetermined rule Loop electric Europe, according to a predetermined rule output at least _ phase locked, dry J Shan Wang V - PWM signal, close the driver of the lighting device. τ Μ δ 开启 开启 或 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 Lighting device The controller includes: a phase-locked loop circuit connected to the rectifier, sensing the frequency and voltage value of the pulsed DC voltage, and generating according to the pulsed DC voltage - phase locking with the pulsed DC voltage A voltage detecting unit is connected to the rectifier, and the voltage detecting unit generates a clock signal corresponding to the pulsed DC voltage to the phase locked loop circuit as a reference signal of the phase locked loop circuit (reference) Signai); a memory unit 'storage has a schedule for turning the driver on or off, the schedule includes a plurality of on and off time points, a cycle time corresponding to the pulsed DC voltage; and a ten-unit connection The drive, the phase-locked loop circuit, the voltage detecting unit and the memory unit sequentially read the timetable stored in the "hidden unit, so that the memory unit generates at least two PWM signals correspondingly In order to control the time when the drive is turned on or off, and according to the voltage detection, 1 unit rich pulse DC power is 1 degree or 180 degrees Re-reading the timetable in the memory unit to reset the at least two PWM signals. 17. A lighting device applying the power improvement method, comprising at least two alternating rows of lamps; and a die module Connected to the lamps and an external AC power source, the electronic module generates a PWM signal and drives the lamps separately at different duty cycles, wherein the external AC power source provides an AC voltage; wherein The PWM signal is phase locked with the AC power supply.