WO2014121660A1 - Système d'éclairage à diode électroluminescente à intensité variable, appareil d'excitation et procédé d'excitation associé - Google Patents

Système d'éclairage à diode électroluminescente à intensité variable, appareil d'excitation et procédé d'excitation associé Download PDF

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Publication number
WO2014121660A1
WO2014121660A1 PCT/CN2014/000120 CN2014000120W WO2014121660A1 WO 2014121660 A1 WO2014121660 A1 WO 2014121660A1 CN 2014000120 W CN2014000120 W CN 2014000120W WO 2014121660 A1 WO2014121660 A1 WO 2014121660A1
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WO
WIPO (PCT)
Prior art keywords
light
brightness
emitting diode
brightness value
drive
Prior art date
Application number
PCT/CN2014/000120
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English (en)
Chinese (zh)
Inventor
林铭锋
Original Assignee
东林科技股份有限公司
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Publication date
Application filed by 东林科技股份有限公司 filed Critical 东林科技股份有限公司
Priority to JP2015556376A priority Critical patent/JP2016507138A/ja
Publication of WO2014121660A1 publication Critical patent/WO2014121660A1/fr

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light

Definitions

  • the present invention relates to an illumination system using a light emitting diode, and more particularly to a dimmable light emitting diode illumination system and a driving device and driving method thereof. Background technique
  • the most common fluorescent lighting system in order to achieve different brightness choices, will use a combination of the number of bright tubes of different fluorescent tubes to select the brightness (because the fluorescent tube can not be dimmed, only the two states can be bright and extinguished), but This method will in turn cause uneven illumination brightness, and this combination will be limited by the number of lamps that the luminaire can support, so that the combination of each luminaire will be limited.
  • LEDs In today's environmental protection and energy conversion rate, LEDs have better electro-optic conversion efficiency than incandescent bulbs and fluorescent lamps. Therefore, in the application of lighting systems, LED lamps have gradually replaced the trend of incandescent lamps and fluorescent lamps.
  • the design of the driving device of the LED lamp is focused on how to stably drive the LED and keep its brightness unchanged when the input voltage changes. In this way, if the brightness needs to be adjusted, a dimmer matching the driving device must be additionally added to generate a control signal for adjustment.
  • the design of dimmers has become increasingly diverse, making each type of drive not effectively adaptable to dimmers of various sizes. Therefore, the combination of the dimmer and the driving device has its limitations and difficulties in practical use.
  • the LED lamp has the advantages of energy saving and environmental protection.
  • the LED lamp has only two options of light and off, and the brightness can not be selected and switched.
  • the LED lamp also adds dimming selection function, which is a problem to be solved.
  • the main object of the present invention is to provide a dimmable LED lighting system, a driving device and a driving method thereof, and the technical problem to be solved is that it does not need to change the existing configuration.
  • the driving device of the light-emitting diode has a dimming function, thereby allowing the LED lamp to have a dimming selection function in addition to the original function.
  • a dimmable LED lighting system includes: an LED lamp set, a switch, and a driving device; the LED lamp set is configured to receive an electrical signal and generate a bright light; the switch is connected to a power source, Controlled to be turned off for a predetermined period of time to output a pulse signal; the driving device is electrically connected to the switch and the LED lamp set for receiving power of the power source and converting it into electricity when the switch is turned on a signal is supplied to the LED light group to drive the LED light group to generate bright light; in addition, the driving device has a controller, and the controller stores a total brightness value, a preset illumination mode, and a brightness adjustment mode, and When the driving device receives the pulse signal, the LED lamp group is driven in one of the modes to generate bright light.
  • the preset illumination mode is to drive the LED lamp group to generate bright light having a total brightness value stored by the controller;
  • the brightness adjustment mode is to drive the LED lamp group to generate bright light, and gradually change the brightness of the bright light until When the pulse signal is received, the brightness value of the light generated by the LED lamp group is recorded, and the recorded brightness value is replaced by the previously stored total brightness value, and the LED lamp group is driven to generate a new total brightness. The brightness of the value.
  • the driving device further includes a power conversion circuit
  • the controller includes a coupled detection circuit and a programmable chip, wherein the programmable chip stores the total brightness value, The preset illumination mode and the brightness adjustment mode;
  • the power conversion circuit is electrically connected to the power source, and the other side is connected to the LED lamp group for receiving power of the power source and converting the signal into an electrical signal for the
  • the LED is electrically connected to the switch to detect whether the switch generates the pulse signal;
  • the programmable chip is electrically connected to the power conversion circuit, and is configured to be detected by the detection circuit When the switch outputs the pulse signal, the power conversion circuit is controlled to drive the LED lamp group to generate bright light in one of the modes.
  • the controller further includes an optical coupler electrically connected to the detecting circuit and the programmable chip, and the detecting circuit and the programmable chip pass the optical coupler The coupling is coupled by optical coupling.
  • the dimmable LED lighting system wherein the LED lamp set comprises a plurality of first LEDs and a plurality of second LEDs, and each of the second LEDs has a different color than the first LEDs
  • the controller further stores a first brightness ratio, a second brightness ratio, and a chromaticity adjustment mode, and the brightness ratio refers to a ratio of the brightness value of the generated bright light to the total brightness value.
  • Chroma adjustment mode is Driving the LED illuminator to generate bright light, and gradually changing the brightness ratios of the first LEDs and the second LEDs in the LED illuminator, and recording the first LEDs when the pulse signal is received again And the current brightness ratio of the second light-emitting diodes, and the recorded brightness ratios respectively replace the first stored first brightness ratio and the second brightness ratio, and continue to drive the first light-emitting diodes and the second light-emitting diodes to generate Bright light with a new brightness ratio.
  • the controller further stores a full-bright mode, which is a light that drives the LED lamp to generate a maximum brightness value at a rated power.
  • the aforementioned dimmable LED lighting system wherein the predetermined time is 3 seconds.
  • the dimmable LED lighting system wherein the switch comprises a switch switch structure connected in series and an automatic reset type normally closed switch structure, wherein one switch structure is connected to the power source, and the other switch structure is The drive device is electrically connected.
  • the switch further comprises a diode, and the diode is connected in parallel with the auto-return normally-closed switch structure.
  • a driving device configured to drive at least one light emitting diode to generate bright light, and includes a power conversion circuit and a controller; wherein the power conversion circuit is coupled to the power source on one side and the at least An LED for converting the electrical energy of the power source into an electrical signal for supplying the at least one light emitting diode to drive the at least one light emitting diode to generate bright light; the controller is electrically connected to the power conversion circuit, and stores a total a brightness value, a preset illumination mode, and a brightness adjustment mode; when the controller detects a pulse signal, the power conversion circuit is controlled to drive the at least one light emitting diode to generate light in one of the modes.
  • the preset illumination mode is to control the power conversion circuit to drive the at least one LED to generate a brightness having a total brightness value stored by the controller;
  • the brightness adjustment mode is to drive the at least one LED to generate a bright light, and gradually change Brightness of the light, until the pulse signal is received again, recording the brightness value of the light generated by the at least one light-emitting diode, and replacing the recorded brightness value with the previously stored total brightness value, and controlling the power conversion circuit to drive the At least one of the light emitting diodes produces a bright light having a new total brightness value.
  • the controller includes a detection circuit coupled to the connection and a programmable chip; the detection circuit is configured to detect whether the mode switch generates the pulse signal; and the total brightness value is stored in the programmable chip
  • the preset illumination mode and the brightness adjustment mode are electrically connected to the power conversion circuit for controlling the power conversion circuit to drive the illumination in one of the modes when the detection circuit detects the pulse signal
  • the diode lamp group produces a bright light.
  • the controller further includes an optical coupler electrically connected to the detecting circuit and the programmable chip, and the detecting circuit and the programmable chip are passed through the optical coupler Optical coupling is coupled.
  • the at least one light emitting diode is two light emitting diodes and is respectively a first light emitting diode and a second light emitting diode, and the light color of the second light emitting diode is different from the light color of the first light emitting diode;
  • the controller further stores a first brightness ratio, a second brightness ratio, and a chromaticity adjustment mode, wherein the brightness ratio refers to a ratio of the brightness value of the generated bright light to the total brightness value;
  • the first light emitting diode generates bright light having the first brightness ratio
  • the second light emitting diode generates bright light having the second brightness ratio;
  • the color adjustment mode is to control the light
  • the power conversion circuit drives the light emitting diodes to generate bright light, and gradually changes the brightness ratio of the first light emitting diode and the second light emitting diode, and when the pulse signal is detected again, recording the first light emitting diode and the second light emitting The current brightness ratio of
  • the controller further stores a full-bright mode, which is a light that controls the power conversion circuit to drive the LED lamp to generate a maximum brightness value at a rated power.
  • a full-bright mode which is a light that controls the power conversion circuit to drive the LED lamp to generate a maximum brightness value at a rated power.
  • a driving method for driving a driving device is for driving a light emitting diode lamp group to generate bright light, and the driving device stores a total brightness value; the driving method comprises the following steps:
  • the object of the present invention and solving the technical problems thereof can be further achieved by the following technical measures.
  • the driving method of the driving device wherein before step A or after step A, further comprising the step of: driving the LED diode lamp group to generate a bright light having a maximum brightness value at a rated power.
  • the driving method of the driving device wherein the driving device further stores a first brightness ratio and a second brightness ratio; the LED lamp set includes a plurality of first light emitting diodes and a plurality of second light emitting diodes, and each of the The light color of the two light emitting diodes is different from the light color of each of the first light emitting diodes; before step B or after step C, a step is further included: gradually changing the first light emitting diodes in the light emitting diode lamps and the The brightness ratio of the second light emitting diode, and the brightness ratio refers to a ratio of the brightness value of the generated bright light to the total brightness value; and then recording the first light emitting diodes and the second light emitting diodes Brightness The ratio, and the recorded brightness ratios respectively replace the previously stored first brightness ratio and the second brightness ratio, and continue to drive the first light emitting diodes and the second light emitting diodes to generate bright light having a new brightness ratio.
  • the dimmable LED lighting system of the present invention and its driving device and driving method have at least the following advantages and beneficial effects.
  • the present invention utilizes the prior art without wiring, existing switches or devices.
  • the driving device of the light emitting diode has a dimming function. In this way, in addition to the original function of the LED lamp, the user only needs to switch through the switch, that is, the dimming selection can be performed.
  • Figure 1 is a block diagram of a circuit of a first embodiment of the present invention.
  • Figure 2 is a block diagram of a circuit of a second embodiment of the present invention.
  • Figure 3 is a circuit diagram of a switch of a third embodiment of the present invention.
  • Detection Circuit 343 Programmable Chip
  • LED light group 41 First light-emitting diode
  • Switch structure 74 Automatic reset type normally closed switch structure
  • the dimmable LED lighting system of the preferred embodiment comprises: an LED lamp set 10, a switch 20 and a drive unit 30. among them:
  • the LED lamp set 10 is mounted on a wall or ceiling of a building (not shown) and has a plurality of light emitting diodes for continuously receiving electrical signals to cause the light emitting diodes to produce bright light for illumination by the user.
  • the LED lamp set 10 can generate bright light below the maximum brightness value under its rated power, and adjusts the brightness of the bright light generated according to the size of the received electrical signal or the difference of the clock.
  • the switch 20 is mounted on the wall of the building and is connected to a power source (i.e., mains) 100 for controlledly closing for a predetermined period of time to output a pulse signal.
  • a power source i.e., mains
  • the predetermined time set is 3 seconds, that is, when the user cuts off the switch 20 and then quickly turns on within 3 seconds to cause a change in the waveform of the passed electric energy, It is judged as an output pulse signal.
  • the drive unit 30 can be integrated with the LED light unit and mounted on the wall or ceiling of the building.
  • the drive unit 30 includes a power conversion circuit 32 and a controller 34.
  • the power conversion circuit 32 is electrically connected to the switch 20 and the LED lamp set 10, and is coupled to the power source 100 through the switch 20, and is configured to receive the power of the power source 100 and convert it into when the switch 20 is turned on.
  • An electrical signal is supplied to the LED light assembly 10 to drive the LED light assembly 10 to produce bright light.
  • the power conversion circuit 32 is designed based on a Pulse Width Modulation (PWM) circuit, and is adjusted by pulse width modulation to the LED lamp set 10. The clock width of the electrical signal.
  • PWM Pulse Width Modulation
  • the power conversion circuit 32 can also be used to adjust the size of the electrical signal or other circuit design for adjusting the electrical signal.
  • the controller 34 is electrically connected to the power conversion circuit 32, and includes: an optical coupler 341, a detecting circuit 342, and a programmable chip 343.
  • the optocoupler is electrically coupled to the detection circuit 342 and the programmable chip 343, and the detection circuit 342 is coupled to the programmable chip 343 in an optically coupled manner.
  • the detecting circuit 342 is electrically connected to the switch 20 for detecting whether the switch 20 is quickly turned off to output the pulse signal, and transmitting the detection result to the programmable chip through the optical coupler 341. 343.
  • the programmable chip 343 is electrically connected to the power conversion circuit 32, and stores a total brightness value, a preset illumination mode, and a brightness adjustment mode, and controls the electrical signal output by the power conversion circuit 32 in one of the modes.
  • the preset illumination mode is to control the power conversion circuit 32 to drive the LED lamp set 10 to generate a bright light having a total brightness value stored by the programmable chip 343.
  • the brightness adjustment mode is to control the power conversion circuit 32 to drive the LED lamp group 10 to generate bright light, and gradually change the brightness of the bright light until the detection circuit 342 detects the pulse signal (at this time, the power conversion circuit 32 will also Receiving the pulse signal), recording the brightness value of the brightness generated by the LED lamp group 10 at the moment, and replacing the recorded brightness value with the total brightness value originally stored in the programmable chip 343, and driving the LED lamp Group 10 is produced with new The brightness of the total brightness value.
  • the LED light fixture can be driven by the driving circuit by the following method
  • the programmable chip 343 controls the power conversion circuit 32 to drive the LED lamp set 10 in the preset illumination mode. That is, the LED array 10 will produce bright light having the total brightness value.
  • the switch 20 When the user wants to adjust the brightness of the LED array 10, the switch 20 is quickly turned off to generate the pulse signal. After the detection circuit 342 detects the pulse signal, the detection result is transmitted to the programmable chip 343 through the optical coupler 341, and the programmable chip 343 is switched to the brightness adjustment mode to control the power conversion circuit 10 to drive.
  • the LED lamp set 10. In other words, when the user quickly turns off the switch 20, the LED lamp set 10 produces a bright light that gradually changes the brightness value. In the present embodiment, it is a cycle that gradually fades to the maximum brightness value, then fades to the minimum brightness value (i.e., approaches the extinguished state), and then gradually lights up.
  • the switch 20 is quickly turned off again to generate the pulse signal, which is programmable.
  • the chip 343 records the brightness value of the light generated by the LED lamp set 10, and replaces the recorded brightness value with the previously stored total brightness. And controlling the power conversion circuit 32 to drive the LED light group 10 to produce bright light having a new total brightness value.
  • the user can pass the switch in addition to the original function of turning on and off the LED lamp group 10 without changing the existing wiring and the existing switch.
  • the dimming selection of the LED lamp set 10 can be performed by switching.
  • FIG. 2 is a circuit block diagram of a second embodiment of the present invention.
  • the dimmable LED lighting system of the second preferred embodiment of the present invention includes the LED lamp set 40, the switch 50 and the driving device 60 in the same connection relationship as the first preferred embodiment.
  • the LED lamp set 40 includes a plurality of first LEDs 41 and a plurality of second LEDs 42 , and the color of each of the LEDs 42 is different from The color of light of each of the first light emitting diodes 41.
  • the light color of the first LED 41 is a cold color (such as white light, blue light, etc.)
  • the light color of the second LED 42 is a warm color (such as yellow light, red light, etc.).
  • the side of the output electrical signal of the power conversion circuit 62 of the driving device 60 is respectively connected to the first LEDs 41 and the second LEDs 42 to control the brightness ratio of the LEDs 41 and 42.
  • the brightness ratio refers to the ratio of the brightness value of the generated bright light to the total brightness value, thereby adjusting the color temperature of the bright light generated by the LED lamp set 40.
  • the programmable chip 643 of the controller 64 stores the total brightness value, In addition to the preset illumination mode and the driving data of the brightness adjustment mode, a first brightness ratio, a second brightness ratio, and a chromaticity adjustment mode are also stored.
  • the first LEDs 41 of the LED lamp set 40 generate bright light having the first brightness ratio
  • the second LEDs 42 Bright light having the second brightness ratio is generated, and the brightness ratios of the first light emitting diodes 41 and the second light emitting diodes 42 are maintained unchanged during brightness adjustment.
  • the driving circuit 60 can be designed to detect the pulse signal as a basis for switching to the chromaticity adjustment mode before or after the brightness adjustment mode is executed, and in the chromaticity adjustment mode,
  • the programmable chip 643 controls the power conversion circuit 62 to drive the LED lamp 40 to generate bright light, and gradually changes the first LEDs 41 in the LED lamp 40 and the first in the case that the total brightness value is constant.
  • the brightness ratio of the two LEDs 42 is recorded until the detection circuit 642 detects the pulse signal again (ie, the user wants to quickly turn off the switch 50 using the current brightness ratio), and records the first LEDs.
  • the programmable chips 343, 643 of the above embodiments may also store a full light mode, and before the predetermined lighting mode (ie, the switch 20, 50 is started at the beginning). When the light is turned on, or after the predetermined illumination mode, the pulse signal is detected to switch to the full light mode. In the full-bright mode, the programmable chips 343, 643 are controlled to control the power conversion circuits 32, 62 to drive the LED lamps 10, 40 to generate the maximum brightness value under the rated power without the need for brightness adjustment. It can quickly and easily meet the needs of users with high-brightness lighting.
  • the switches 20 and 50 of the foregoing embodiments can also be replaced with the switch 70 as shown in FIG. 3, which includes: a switch switch structure 72, an automatic reset type normally closed switch structure 74, and a diode 76.
  • the switch structure 72 is in series with the auto-return normally-closed switch structure 74, and the diode 76 is coupled in parallel with the auto-return normally-closed switch structure 74.
  • the user can control the switch structure to continuously turn ON or OFF the power of the power source 100, and perform mode switching by the automatic reset type normally closed switch structure 74.
  • the design of the diode 76 will cause the positive half of the AC power generated by the power source 100.
  • the wave flows through the diode 76 to the driving device 30, 60, and the negative half wave is blocked, so that the driving device 30, 60 is pressed against the automatic resetting by the user.
  • the normally-closed switch structure 74 is used, the positive half-wave energy can still be received, and the LED lamp sets 10, 40 can still be driven to generate a slightly darker light, so that the user does not have eyes when performing mode switching. Uncomfortable situations arise.
  • a dimmable LED lighting system of the present invention includes: an LED lamp set, a switch, and a driving device; the LED lamp set is configured to receive an electrical signal and generate a bright light; the switch is connected to the power source for Controllingly closing for a predetermined period of time to output a pulse signal; the driving device is electrically connected to the switch and the LED lamp set for receiving power of the power source and converting it into an electrical signal when the switch is turned on
  • the LED lamp set is configured to drive the LED lamp group to generate bright light; in addition, the driving device stores a total brightness value, a preset illumination mode and a brightness adjustment mode, and when the driving device receives the pulse signal, One of the modes drives the LED lamp set to produce a bright light.

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  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)

Abstract

La présente invention concerne un système d'éclairage à diode électroluminescente à intensité variable qui comprend un groupe de lampes à diode électroluminescente (10), un commutateur (20) et un appareil d'excitation (30). Le groupe de lampes à diode électroluminescente (10) est utilisé pour recevoir un signal électrique et pour produire de la lumière. Le commutateur (20) est connecté à l'alimentation en énergie électrique (100) pour s'allumer et s'éteindre sous contrôle en temps prédéterminé pour produire un signal à impulsions. L'appareil d'excitation (30) est électriquement connecté au commutateur (20) et au groupe de lampes à diode électroluminescente (10) pour recevoir de l'énergie électrique de l'alimentation en énergie électrique (100) et pour convertir l'énergie électrique en un signal électrique pour le groupe de lampes à diode électroluminescente (10) lorsque le commutateur (20) est allumé pour exciter le groupe de lampes à diode électroluminescente (10) pour produire de la lumière. En outre, l'appareil d'excitation (30) stocke une valeur de luminosité générale, un mode d'éclairage prédéfini et un mode de réglage de luminosité. Lors de la réception du signal à impulsions, l'appareil d'excitation (30) utilise un des modes pour exciter le groupe de lampes à diode électroluminescente (10) pour produire de la lumière.
PCT/CN2014/000120 2013-02-08 2014-01-28 Système d'éclairage à diode électroluminescente à intensité variable, appareil d'excitation et procédé d'excitation associé WO2014121660A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2015556376A JP2016507138A (ja) 2013-02-08 2014-01-28 調光可能な発光ダイオード照明システムおよびその駆動装置と駆動方法

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CN201310050537.4A CN103987148A (zh) 2013-02-08 2013-02-08 可调光的发光二极管照明系统及其驱动装置与驱动方法
CN201310050537.4 2013-02-08

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CN (1) CN103987148A (fr)
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112566312A (zh) * 2020-12-09 2021-03-26 苏州亮芯光电科技有限公司 基于量子阱二极管阵列芯片的多功能装置及其控制方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106163028A (zh) * 2015-03-27 2016-11-23 东林科技股份有限公司 调光方法
CN105208748B (zh) * 2015-10-27 2017-12-29 广西职业技术学院 一种逐级变亮的灯控装置
PL3626554T3 (pl) * 2018-09-18 2024-06-17 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH System sterowania pojazdem
CN109275229B (zh) * 2018-10-22 2023-12-01 横店集团得邦照明股份有限公司 一种检测交流供电波形的调光电路及其调光方法
CN110536511B (zh) * 2019-09-02 2021-06-11 鹰潭阳光照明有限公司 一种可调光led灯电路

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101112127A (zh) * 2004-12-16 2008-01-23 迈克尔·温克尔 放电灯的点火装置的开关结构
CN101196276A (zh) * 2007-09-21 2008-06-11 广州市雅江光电设备有限公司 程控混色led投光灯
CN201307959Y (zh) * 2008-11-07 2009-09-09 珠海麟盛电子科技有限公司 脉冲宽度调节电路及相应的led开关电源和led照明电路
CN102573234A (zh) * 2012-01-11 2012-07-11 复旦大学 一种可变光谱可调光led照明系统的设计方法
CN102781134A (zh) * 2011-05-09 2012-11-14 海洋王照明科技股份有限公司 一种可调光led驱动电路及灯具
CN203167348U (zh) * 2013-02-08 2013-08-28 东林科技股份有限公司 可调光的发光二极管照明系统及其驱动装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5047804B2 (ja) * 2004-12-16 2012-10-10 エイチイーピー テック カンパニー リミテッド 放電ランプの点灯装置のスイッチング装置
JP2007005256A (ja) * 2005-06-27 2007-01-11 Matsushita Electric Works Ltd 照明システム
JP5231030B2 (ja) * 2007-08-20 2013-07-10 三菱電機株式会社 点灯装置及び点灯状態表示装置及び照明器具
JP5404190B2 (ja) * 2009-06-02 2014-01-29 三菱電機株式会社 点灯装置および照明器具
JP2011238395A (ja) * 2010-05-07 2011-11-24 Sharp Corp 照明システム
IN2012DE00358A (fr) * 2011-03-07 2015-04-10 O2Micro Inc

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101112127A (zh) * 2004-12-16 2008-01-23 迈克尔·温克尔 放电灯的点火装置的开关结构
CN101196276A (zh) * 2007-09-21 2008-06-11 广州市雅江光电设备有限公司 程控混色led投光灯
CN201307959Y (zh) * 2008-11-07 2009-09-09 珠海麟盛电子科技有限公司 脉冲宽度调节电路及相应的led开关电源和led照明电路
CN102781134A (zh) * 2011-05-09 2012-11-14 海洋王照明科技股份有限公司 一种可调光led驱动电路及灯具
CN102573234A (zh) * 2012-01-11 2012-07-11 复旦大学 一种可变光谱可调光led照明系统的设计方法
CN203167348U (zh) * 2013-02-08 2013-08-28 东林科技股份有限公司 可调光的发光二极管照明系统及其驱动装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112566312A (zh) * 2020-12-09 2021-03-26 苏州亮芯光电科技有限公司 基于量子阱二极管阵列芯片的多功能装置及其控制方法
CN112566312B (zh) * 2020-12-09 2023-04-07 苏州亮芯光电科技有限公司 基于量子阱二极管阵列芯片的多功能装置及其控制方法

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